diff --git a/pod/authentication/rest_views.py b/pod/authentication/rest_views.py index f6ab2b2ee4..93ac607e1a 100644 --- a/pod/authentication/rest_views.py +++ b/pod/authentication/rest_views.py @@ -18,7 +18,7 @@ class UserSerializer(serializers.HyperlinkedModelSerializer): class Meta: model = User - fields = ('id', 'url', 'username', 'first_name', + fields = ('id', 'url', 'username', 'first_name', 'is_staff', 'last_name', 'email', 'groups') diff --git a/pod/authentication/templates/registration/login.html b/pod/authentication/templates/registration/login.html index 1b73d7b173..dafd4f0302 100644 --- a/pod/authentication/templates/registration/login.html +++ b/pod/authentication/templates/registration/login.html @@ -31,7 +31,7 @@

{% trans 'Log in' %}

{% if user.is_authenticated %}

{% blocktrans trimmed %} - You are authenticated as {{ username }}, but are not authorized to + You are authenticated as {{ user }}, but are not authorized to access this page. Would you like to login to a different account? {% endblocktrans %}

@@ -52,7 +52,6 @@

{% trans 'Log in' %}

- {% url 'admin_password_reset' as password_reset_url %} {% if password_reset_url %} diff --git a/pod/completion/static/js/caption_maker.js b/pod/completion/static/js/caption_maker.js index 0cd9ab573d..255df5ff38 100644 --- a/pod/completion/static/js/caption_maker.js +++ b/pod/completion/static/js/caption_maker.js @@ -4,14 +4,14 @@ const caption_memories = { const file_prefix = window.location.pathname.match(/[\d\w\-]+\/$/)[0].replace("/", ""); $(document).on('click', 'a.file-name, a.file-image', function() { - let url = '/podfile/get_file/file/'; + let url = '/podfile/get_file/file/'; let data_form = $("#captionmaker_form" ).serializeArray(); send_form_data(url, data_form, "ProcessProxyVttResponse"); }) // Charge caption/subtitle file if exists $(document).ready(function(){ - + let url_search = new URLSearchParams(window.location.search); if(url_search.has('src') && !isNaN(url_search.get('src'))) { @@ -64,17 +64,17 @@ var send_form_save_captions = function(name) { alert("Not a valid time track file."); return; } - let n = name + let n = name let f = new File([vttContent], n + '.vtt', {type: 'text/vtt'}); let data_form = new FormData($('#form_save_captions')[0]); data_form.append('folder', current_folder); data_form.append('file', f); $.ajax({ - url: $("#form_save_captions").attr("action"), + url: $("#form_save_captions").attr("action"), type: 'POST', data: data_form, processData: false, - contentType: false + contentType: false }).done(function(data){ $(data).find('#base-message-alert').appendTo(document.body); }).fail(function($xhr){ @@ -110,7 +110,7 @@ $('#podvideoplayer').on('error', function(event) { $('#clearAllCaptions').on('click', function (e) { e.preventDefault(); - var deleteConfirm = confirm(gettext("Are you sure you want to delete all caption ?")); + var deleteConfirm = confirm(gettext("Are you sure you want to delete all caption?")); if (deleteConfirm){ captionsArray.length = 0; autoPauseAtTime = -1; @@ -252,7 +252,7 @@ function SaveCurrentCaption() { var ci = FindCaptionIndex(playTime - 1); if (ci != -1) { UpdateCaption(ci, new_entry); - } + } } else { AddCaption(captionsEndTime, playTime, new_entry); } @@ -318,7 +318,7 @@ function hmsToSecondsOnly(str){ m *= 60; } return s; -} +} // parses webvtt time string format into floating point seconds function ParseTime(sTime) { @@ -354,7 +354,7 @@ function FindCaptionIndex(seconds) { while (below < i && i < above) { if (captionsArray[i].start <= seconds && seconds < captionsArray[i].end) return i; - + if (seconds < captionsArray[i].start) { above = i; } else { @@ -383,8 +383,8 @@ function playSelectedCaption(timeline) { /** * Escape Html entities */ -function XMLEncode(s) { - return s.replace(/\&/g, '&').replace(/“/g, '"').replace(/”/g,'"').replace(/"/g, '"').replace(//g, '>'); +function XMLEncode(s) { + return s.replace(/\&/g, '&').replace(/“/g, '"').replace(/”/g,'"').replace(/"/g, '"').replace(//g, '>'); } function XMLDecode(s) { diff --git a/pod/completion/static/js/completion.js b/pod/completion/static/js/completion.js index 343fcd4172..2606c8fd30 100644 --- a/pod/completion/static/js/completion.js +++ b/pod/completion/static/js/completion.js @@ -142,13 +142,13 @@ var sendandgetform = function(elt, action, name, form, list) { if (action == 'delete') { var deleteConfirm = ''; if (name == 'track') { - deleteConfirm = confirm(gettext('Are you sure you want to delete this file ?')); + deleteConfirm = confirm(gettext('Are you sure you want to delete this file?')); } else if (name == 'contributor') { - deleteConfirm = confirm(gettext('Are you sure you want to delete this contributor ?')); + deleteConfirm = confirm(gettext('Are you sure you want to delete this contributor?')); } else if (name == 'document') { - deleteConfirm = confirm(gettext('Are you sure you want to delete this document ?')); + deleteConfirm = confirm(gettext('Are you sure you want to delete this document?')); } else if (name == 'overlay') { - deleteConfirm = confirm(gettext('Are you sure you want to delete this overlay ?')); + deleteConfirm = confirm(gettext('Are you sure you want to delete this overlay?')); } if (deleteConfirm) { var id = $(elt).find('input[name=id]').val(); diff --git a/pod/completion/templates/video_caption_maker.html b/pod/completion/templates/video_caption_maker.html index 9c97567838..132ce02336 100644 --- a/pod/completion/templates/video_caption_maker.html +++ b/pod/completion/templates/video_caption_maker.html @@ -145,7 +145,7 @@ {% block more_script %} {% endblock page_extra_head %} - {% block breadcrumbs %}{{ block.super }} {% endblock %} @@ -29,15 +28,32 @@

- {% for track in video.track_set.all%} - - {%endfor%} + + {% for track in video.track_set.all %} + + {% endfor %}
{% csrf_token %}
+ {% if video.chapter_set.all %} + + + {% endif %} +

{% if video.licence %}{% endif %} {{video.title|title}} {% if video.date_evt %}[{{ video.date_evt }}]{% endif %} diff --git a/pod/locale/fr/LC_MESSAGES/django.mo b/pod/locale/fr/LC_MESSAGES/django.mo index 08046dfe19..6e6b28c026 100755 Binary files a/pod/locale/fr/LC_MESSAGES/django.mo and b/pod/locale/fr/LC_MESSAGES/django.mo differ diff --git a/pod/locale/fr/LC_MESSAGES/django.po b/pod/locale/fr/LC_MESSAGES/django.po index 7079ad8441..edc096a231 100755 --- a/pod/locale/fr/LC_MESSAGES/django.po +++ b/pod/locale/fr/LC_MESSAGES/django.po @@ -1,13 +1,11 @@ -# SOME DESCRIPTIVE TITLE. -# Copyright (C) YEAR THE PACKAGE'S COPYRIGHT HOLDER -# This file is distributed under the same license as the PACKAGE package. -# FIRST AUTHOR , YEAR. +# Esup Pod main French strings. +# This file is distributed under the same license as the POD package. # msgid "" msgstr "" "Project-Id-Version: Pod\n" "Report-Msgid-Bugs-To: \n" -"POT-Creation-Date: 2020-12-02 07:54+0100\n" +"POT-Creation-Date: 2021-01-29 14:49+0000\n" "PO-Revision-Date: \n" "Last-Translator: obado \n" "Language-Team: \n" @@ -16,22 +14,22 @@ msgstr "" "Content-Type: text/plain; charset=UTF-8\n" "Content-Transfer-Encoding: 8bit\n" "Plural-Forms: nplurals=2; plural=(n > 1);\n" -"X-Generator: Poedit 2.3.1\n" +"X-Generator: Poedit 2.4.2\n" #: pod/authentication/admin.py:93 pod/main/forms.py:51 msgid "Email" msgstr "Courriel" #: pod/authentication/admin.py:130 pod/authentication/models.py:75 -#: pod/video/admin.py:148 +#: pod/video/admin.py:154 msgid "Establishment" msgstr "Etablissement" #: pod/authentication/forms.py:60 pod/authentication/forms.py:61 #: pod/bbb/models.py:141 pod/main/templates/navbar.html:22 #: pod/main/templates/navbar_collapse.html:76 pod/podfile/models.py:37 -#: pod/video/forms.py:234 pod/video/forms.py:577 pod/video/forms.py:581 -#: pod/video/models.py:247 pod/video/templates/videos/filter_aside.html:13 +#: pod/video/forms.py:234 pod/video/forms.py:578 pod/video/forms.py:582 +#: pod/video/models.py:248 pod/video/templates/videos/filter_aside.html:13 msgid "Users" msgstr "Utilisateurs" @@ -92,7 +90,7 @@ msgid "registered-reader" msgstr "lecteur enregistré" #: pod/authentication/models.py:68 pod/recorder/models.py:266 -#: pod/video/models.py:1405 pod/video/views.py:1308 +#: pod/video/models.py:1421 pod/video/models.py:1473 pod/video/views.py:1306 msgid "Comment" msgstr "Commentaire" @@ -115,7 +113,7 @@ msgstr "Authentification locale" #: pod/authentication/templates/registration/login.html:9 #: pod/authentication/templates/registration/login.html:12 -#: pod/authentication/templates/registration/login.html:64 +#: pod/authentication/templates/registration/login.html:63 #: pod/main/templates/navbar.html:117 msgid "Log in" msgstr "Connexion" @@ -131,14 +129,13 @@ msgstr "Veuillez corriger les erreurs ci-dessous." #: pod/authentication/templates/registration/login.html:33 #, python-format msgid "" -"You are authenticated as %(username)s, but are not authorized to access this " +"You are authenticated as %(user)s, but are not authorized to access this " "page. Would you like to login to a different account?" msgstr "" -"Vous êtes authentifiés en tant que %(username)s, mais vous n'êtes pas " -"autorisé à accéder à cette page. Voulez-vous vous connectez avec un autre " -"compte ?" +"Vous êtes authentifiés en tant que %(user)s, mais vous n'êtes pas autorisé à " +"accéder à cette page. Voulez-vous vous connecter avec un autre compte ?" -#: pod/authentication/templates/registration/login.html:60 +#: pod/authentication/templates/registration/login.html:59 msgid "Forgotten your password or username?" msgstr "Mot de passe ou identifiant perdu ?" @@ -157,7 +154,7 @@ msgstr "Changer votre image de profil" #: pod/playlist/views.py:140 #: pod/recorder/templates/recorder/add_recording.html:36 #: pod/recorder/templates/recorder/record_delete.html:32 -#: pod/recorder/views.py:148 pod/recorder/views.py:309 +#: pod/recorder/views.py:149 pod/recorder/views.py:318 #: pod/video/templates/channel/channel_edit.html:48 #: pod/video/templates/videos/video-form.html:10 #: pod/video/templates/videos/video_delete.html:33 @@ -166,8 +163,8 @@ msgstr "Changer votre image de profil" #: pod/video/templates/videos/video_note_comments_display.html:148 #: pod/video/templates/videos/video_note_display.html:27 #: pod/video/templates/videos/video_notes.html:80 -#: pod/video/templates/videos/video_notes.html:116 pod/video/views.py:261 -#: pod/video/views.py:744 pod/video/views.py:798 pod/video/views.py:1228 +#: pod/video/templates/videos/video_notes.html:116 pod/video/views.py:259 +#: pod/video/views.py:742 pod/video/views.py:796 pod/video/views.py:1226 #: pod/video_search/templates/search/search.html:42 msgid "One or more errors have been found in the form." msgstr "Une ou plusieurs erreurs ont été trouvées dans le formulaire." @@ -237,7 +234,7 @@ msgstr "Nom de la session BBB." msgid "Session date" msgstr "Date de session" -#: pod/bbb/models.py:40 pod/video/models.py:645 pod/video/models.py:1311 +#: pod/bbb/models.py:40 pod/video/models.py:646 pod/video/models.py:1327 msgid "Encoding step" msgstr "Étape de l'encodage" @@ -346,7 +343,7 @@ msgstr "Publier cette présentation" msgid "Waiting for encoding" msgstr "En attente d'encodage" -#: pod/bbb/templates/bbb/card.html:40 pod/video/models.py:574 +#: pod/bbb/templates/bbb/card.html:40 pod/video/models.py:575 msgid "Encoding in progress" msgstr "Encodage en cours" @@ -463,24 +460,24 @@ msgid "File to import" msgstr "Fichier à importer" #: pod/chapter/models.py:14 pod/completion/models.py:53 -#: pod/enrichment/models.py:114 pod/video/models.py:590 +#: pod/enrichment/models.py:114 pod/video/models.py:591 msgid "video" msgstr "vidéo" #: pod/chapter/models.py:15 pod/enrichment/models.py:115 -#: pod/recorder/models.py:259 pod/video/models.py:422 +#: pod/recorder/models.py:259 pod/video/models.py:423 msgid "title" msgstr "titre" #: pod/chapter/models.py:17 pod/enrichment/models.py:117 -#: pod/video/models.py:424 +#: pod/video/models.py:425 msgid "slug" msgstr "titre court" #: pod/chapter/models.py:20 pod/completion/models.py:262 #: pod/enrichment/models.py:120 pod/live/models.py:71 pod/playlist/models.py:17 -#: pod/video/models.py:223 pod/video/models.py:307 pod/video/models.py:400 -#: pod/video/models.py:426 pod/video/models.py:467 pod/video/models.py:1486 +#: pod/video/models.py:224 pod/video/models.py:308 pod/video/models.py:401 +#: pod/video/models.py:427 pod/video/models.py:468 pod/video/models.py:1539 msgid "" "Used to access this instance, the \"slug\" is a short label containing only " "letters, numbers, underscore or dash top." @@ -581,8 +578,8 @@ msgstr "Liste des chapitres" #: pod/enrichment/templates/enrichment/list_enrichment.html:10 #: pod/main/models.py:103 pod/main/views.py:165 pod/playlist/models.py:12 #: pod/playlist/templates/playlist/playlist_element_list.html:11 -#: pod/video/models.py:214 pod/video/models.py:300 pod/video/models.py:396 -#: pod/video/models.py:459 pod/video/templates/channel/list_theme.html:9 +#: pod/video/models.py:215 pod/video/models.py:301 pod/video/models.py:397 +#: pod/video/models.py:460 pod/video/templates/channel/list_theme.html:9 msgid "Title" msgstr "Titre" @@ -778,7 +775,7 @@ msgstr "Lien web" msgid "Contributor" msgstr "Contributeur" -#: pod/completion/models.py:64 pod/video/templates/videos/video-info.html:59 +#: pod/completion/models.py:64 msgid "Contributors" msgstr "Contributeurs" @@ -809,10 +806,10 @@ msgstr "" #: pod/completion/templates/video_caption_maker.html:85 #: pod/enrichment/models.py:291 pod/enrichment/models.py:322 #: pod/interactive/models.py:16 pod/interactive/models.py:37 -#: pod/playlist/models.py:79 pod/recorder/models.py:78 pod/video/models.py:455 -#: pod/video/models.py:954 pod/video/models.py:1097 pod/video/models.py:1165 -#: pod/video/models.py:1219 pod/video/models.py:1264 pod/video/models.py:1282 -#: pod/video/models.py:1299 +#: pod/playlist/models.py:79 pod/recorder/models.py:78 pod/video/models.py:456 +#: pod/video/models.py:957 pod/video/models.py:1105 pod/video/models.py:1173 +#: pod/video/models.py:1227 pod/video/models.py:1276 pod/video/models.py:1294 +#: pod/video/models.py:1315 msgid "Video" msgstr "Vidéo" @@ -820,7 +817,7 @@ msgstr "Vidéo" #: pod/completion/templates/document/list_document.html:10 #: pod/enrichment/models.py:147 #: pod/enrichment/templates/enrichment/video_enrichment.html:126 -#: pod/podfile/models.py:164 pod/video/templates/videos/video-info.html:138 +#: pod/podfile/models.py:164 msgid "Document" msgstr "Document" @@ -918,8 +915,8 @@ msgid "left" msgstr "gauche" #: pod/completion/models.py:259 pod/live/models.py:69 pod/playlist/models.py:14 -#: pod/video/models.py:221 pod/video/models.py:305 pod/video/models.py:398 -#: pod/video/models.py:465 pod/video/models.py:1484 +#: pod/video/models.py:222 pod/video/models.py:306 pod/video/models.py:399 +#: pod/video/models.py:466 pod/video/models.py:1537 msgid "Slug" msgstr "Titre court" @@ -935,7 +932,7 @@ msgstr "Fin" msgid "End time of the overlay, in seconds." msgstr "Fin de la superposition, en secondes." -#: pod/completion/models.py:279 pod/video/views.py:1337 +#: pod/completion/models.py:279 pod/video/views.py:1335 msgid "Content" msgstr "Contenu" @@ -1347,76 +1344,29 @@ msgstr "" "Vous pouvez ajouter un fond opaque ou transparent au texte que vous voulez " "afficher avec l'option \"Afficher le fond\"" -#: pod/completion/views.py:45 pod/completion/views.py:100 -#: pod/completion/views.py:137 pod/completion/views.py:320 -#: pod/completion/views.py:499 pod/completion/views.py:719 +#: pod/completion/views.py:47 pod/completion/views.py:102 +#: pod/completion/views.py:139 pod/completion/views.py:322 +#: pod/completion/views.py:501 pod/completion/views.py:721 msgid "You cannot complement this video." msgstr "Vous ne pouvez pas compléter cette vidéo." -#: pod/completion/views.py:73 +#: pod/completion/views.py:75 msgid "The file has been saved." msgstr "Le fichier a été sauvegardé." -#: pod/completion/views.py:77 +#: pod/completion/views.py:79 msgid "The file has not been saved." msgstr "Le fichier n’a pas été enregistré." -#: pod/completion/views.py:235 pod/completion/views.py:411 -#: pod/completion/views.py:812 pod/podfile/views.py:468 -#: pod/podfile/views.py:518 pod/video/views.py:351 pod/video/views.py:1386 +#: pod/completion/views.py:237 pod/completion/views.py:413 +#: pod/completion/views.py:814 pod/podfile/views.py:468 +#: pod/podfile/views.py:518 pod/video/views.py:349 pod/video/views.py:1384 msgid "Please correct errors" msgstr "Veuillez corriger les erreurs" -#: pod/video/management/commands/check_obsolete_videos.py:80 -msgid "An Error occurred while processing " -msgstr "Une erreur est survenue durant l’exécution du processus " - -#: pod/main/templates/mail/mail.html:7 pod/main/templates/mail/mail.txt:7 -#: pod/main/templates/mail/mail_sender.html:6 -#: pod/main/templates/mail/mail_sender.txt:6 -#: pod/video/management/commands/check_obsolete_videos.py:206 -#: pod/video/management/commands/check_obsolete_videos.py:225 -#: pod/video/management/commands/check_obsolete_videos.py:251 -#: pod/video/management/commands/check_obsolete_videos.py:286 -#: pod/video/management/commands/check_obsolete_videos.py:321 -msgid "Regards" -msgstr "Cordialement" - -#: pod/main/templates/mail/mail.html:2 pod/main/templates/mail/mail.txt:2 -#: pod/main/templates/mail/mail_sender.html:2 -#: pod/main/templates/mail/mail_sender.txt:2 -msgid "Hello" -msgstr "Bonjour" - -#: pod/video/management/commands/check_obsolete_videos.py:254 -msgid "The obsolete videos on Pod" -msgstr "Les vidéos obsolètes sur Pod" - -#: pod/main/templates/base.html:71 -msgid "Home" -msgstr "Accueil" - -#: pod/main/templates/navbar.html:17 pod/recorder/models.py:194 -#: pod/video/forms.py:170 pod/video/models.py:260 pod/video/models.py:528 -msgid "Channels" -msgstr "Chaînes" - -#: pod/main/templates/contact_us.html:8 pod/main/templates/contact_us.html:12 -#: pod/main/templates/contact_us.html:17 pod/main/templates/maintenance.html:15 -msgid "Contact us" -msgstr "Contactez nous" - -#: pod/main/templates/footer.html:27 -msgid "Pod Project" -msgstr "Projet Pod" - -#: pod/main/templates/footer.html:30 pod/video/feeds.py:107 -msgid "video platform of" -msgstr "plateforme vidéos de" - -#: pod/main/templates/footer.html:30 -msgid "videos availables" -msgstr "vidéos disponibles" +#: pod/custom/settings_local.py:76 +msgid "Dutch (Netherlands)" +msgstr "Néerlandais (Pays-Bas)" #: pod/enrichment/apps.py:7 msgid "Enrichment version" @@ -1438,7 +1388,7 @@ msgstr "Éditer l'enrichissement" #: pod/enrichment/forms.py:35 pod/enrichment/models.py:326 #: pod/interactive/forms.py:13 pod/interactive/models.py:41 -#: pod/podfile/models.py:33 pod/recorder/models.py:161 pod/video/models.py:556 +#: pod/podfile/models.py:33 pod/recorder/models.py:161 pod/video/models.py:557 msgid "Groups" msgstr "Groupes" @@ -1480,9 +1430,8 @@ msgstr "Temps de fin de l'affichage de l'enrichissement en secondes." #: pod/enrichment/models.py:137 #: pod/enrichment/templates/enrichment/list_enrichment.html:11 -#: pod/video/forms.py:101 pod/video/models.py:417 pod/video/models.py:472 -#: pod/video/templates/videos/video-info.html:84 pod/video/views.py:1334 -#: pod/video_search/templates/search/search.html:77 +#: pod/video/forms.py:101 pod/video/models.py:418 pod/video/models.py:473 +#: pod/video/views.py:1332 pod/video_search/templates/search/search.html:77 msgid "Type" msgstr "Type" @@ -1921,7 +1870,7 @@ msgstr "Vous regardez cette vidéo en tant qu'utilisateur anonyme" msgid "You cannot add interactivity to this video." msgstr "Vous ne pouvez éditer cette vidéo interactive." -#: pod/live/forms.py:51 pod/video/forms.py:188 pod/video/forms.py:705 +#: pod/live/forms.py:51 pod/video/forms.py:188 pod/video/forms.py:706 msgid "Password" msgstr "Mot de passe" @@ -1930,7 +1879,7 @@ msgid "name" msgstr "nom" #: pod/live/models.py:31 pod/live/templates/live/live.html:94 -#: pod/video/models.py:234 pod/video/models.py:318 +#: pod/video/models.py:235 pod/video/models.py:319 #: pod/video/templates/channel/channel.html:79 #: pod/video/templates/channel/channel.html:90 #: pod/video/templates/channel/channel_edit.html:38 @@ -2001,7 +1950,7 @@ msgid "Enable viewers count on live." msgstr "Active le compteur de spectateurs sur le direct." #: pod/live/models.py:102 pod/recorder/models.py:155 pod/video/forms.py:184 -#: pod/video/models.py:550 +#: pod/video/models.py:551 msgid "Restricted access" msgstr "Accès restreint" @@ -2021,7 +1970,7 @@ msgstr "" "Si cette case est cochée, la page du direct sera accessible publiquement " "dans l'onglet Directs" -#: pod/live/models.py:112 pod/recorder/models.py:164 pod/video/models.py:559 +#: pod/live/models.py:112 pod/recorder/models.py:164 pod/video/models.py:560 msgid "password" msgstr "mot de passe" @@ -2139,7 +2088,7 @@ msgstr "Désolé, aucun bâtiment trouvé" msgid "You cannot view this page." msgstr "Vous ne pouvez pas éditer cette image." -#: pod/live/views.py:91 pod/video/views.py:654 +#: pod/live/views.py:91 pod/video/views.py:652 msgid "The password is incorrect." msgstr "Le mot de passe est incorrect." @@ -2184,8 +2133,8 @@ msgid "Other (please specify)" msgstr "Autre (spécifiez)" #: pod/main/forms.py:50 pod/podfile/models.py:27 pod/podfile/models.py:105 -#: pod/podfile/templates/podfile/home_content.html:32 pod/video/models.py:1090 -#: pod/video/models.py:1162 pod/video/models.py:1216 +#: pod/podfile/templates/podfile/home_content.html:32 pod/video/models.py:1098 +#: pod/video/models.py:1170 pod/video/models.py:1224 msgid "Name" msgstr "Nom" @@ -2199,7 +2148,7 @@ msgstr "Veuillez choisir un sujet en lien avec votre requête" #: pod/main/forms.py:60 pod/main/models.py:142 pod/playlist/models.py:22 #: pod/video/forms.py:111 pod/video/forms.py:225 pod/video/forms.py:251 -#: pod/video/models.py:227 pod/video/models.py:311 pod/video/models.py:493 +#: pod/video/models.py:228 pod/video/models.py:312 pod/video/models.py:494 msgid "Description" msgstr "Description" @@ -2901,16 +2850,14 @@ msgid "Share on" msgstr "Partager sur" #: pod/main/templates/aside.html:21 pod/main/templates/aside.html:27 -#: pod/recorder/models.py:188 pod/video/forms.py:134 pod/video/models.py:444 -#: pod/video/models.py:522 pod/video/templates/videos/filter_aside.html:56 -#: pod/video/templates/videos/video-info.html:90 +#: pod/recorder/models.py:188 pod/video/forms.py:134 pod/video/models.py:445 +#: pod/video/models.py:523 pod/video/templates/videos/filter_aside.html:56 msgid "Disciplines" msgstr "Disciplines" #: pod/main/templates/aside.html:40 pod/recorder/models.py:184 -#: pod/video/forms.py:130 pod/video/models.py:518 +#: pod/video/forms.py:130 pod/video/models.py:519 #: pod/video/templates/videos/filter_aside.html:78 -#: pod/video/templates/videos/video-info.html:15 #: pod/video_search/templates/search/search.html:89 msgid "Tags" msgstr "Mots clés" @@ -2919,10 +2866,19 @@ msgstr "Mots clés" msgid "Breadcrumb" msgstr "Fil d’Ariane" +#: pod/main/templates/base.html:71 +msgid "Home" +msgstr "Accueil" + #: pod/main/templates/base.html:76 msgid "Toggle side Menu" msgstr "Afficher/masquer le menu latéral" +#: pod/main/templates/contact_us.html:8 pod/main/templates/contact_us.html:12 +#: pod/main/templates/contact_us.html:17 pod/main/templates/maintenance.html:15 +msgid "Contact us" +msgstr "Contactez nous" + #: pod/main/templates/contact_us.html:56 msgid "Back to the previous page" msgstr "Retour à la page précédente" @@ -2941,10 +2897,40 @@ msgstr "Champs obligatoires" msgid "Fields marked with an asterisk are mandatory." msgstr "Les champs marqués avec un astérisque sont obligatoires." +#: pod/main/templates/footer.html:29 +msgid "" +"Esup Portal: Community of French higher education establishments for digital " +"innovation" +msgstr "" +"ESUP-Portail : Communauté d’établissements français d’enseignement supérieur " +"pour l’innovation numérique" + +#: pod/main/templates/footer.html:29 +msgid "Esup Portal" +msgstr "ESUP-Portail" + #: pod/main/templates/footer.html:30 +msgid "Pod Project" +msgstr "Projet Pod" + +#: pod/main/templates/footer.html:34 pod/video/feeds.py:107 +msgid "video platform of" +msgstr "plateforme vidéos de" + +#: pod/main/templates/footer.html:34 msgid "Release" msgstr "Version" +#: pod/main/templates/footer.html:34 +msgid "videos availables" +msgstr "vidéos disponibles" + +#: pod/main/templates/mail/mail.html:2 pod/main/templates/mail/mail.txt:2 +#: pod/main/templates/mail/mail_sender.html:2 +#: pod/main/templates/mail/mail_sender.txt:2 +msgid "Hello" +msgstr "Bonjour" + #: pod/main/templates/mail/mail.html:3 pod/main/templates/mail/mail.txt:3 msgid "The user" msgstr "L'utilisateur" @@ -2963,6 +2949,17 @@ msgstr "Voici le message envoyé :" msgid "Referrer page:" msgstr "Page de référence :" +#: pod/main/templates/mail/mail.html:7 pod/main/templates/mail/mail.txt:7 +#: pod/main/templates/mail/mail_sender.html:6 +#: pod/main/templates/mail/mail_sender.txt:6 +#: pod/video/management/commands/check_obsolete_videos.py:206 +#: pod/video/management/commands/check_obsolete_videos.py:225 +#: pod/video/management/commands/check_obsolete_videos.py:251 +#: pod/video/management/commands/check_obsolete_videos.py:286 +#: pod/video/management/commands/check_obsolete_videos.py:321 +msgid "Regards" +msgstr "Cordialement" + #: pod/main/templates/mail/mail_sender.html:3 #: pod/main/templates/mail/mail_sender.txt:3 msgid "You just sent a message from" @@ -2972,7 +2969,12 @@ msgstr "Vous venez d'envoyer un message depuis" msgid "Return to homepage" msgstr "Revenir à la page d'accueil" -#: pod/main/templates/navbar.html:27 pod/video/models.py:418 +#: pod/main/templates/navbar.html:17 pod/recorder/models.py:194 +#: pod/video/forms.py:170 pod/video/models.py:261 pod/video/models.py:529 +msgid "Channels" +msgstr "Chaînes" + +#: pod/main/templates/navbar.html:27 pod/video/models.py:419 #: pod/video/templates/videos/filter_aside.html:34 msgid "Types" msgstr "Types" @@ -3073,7 +3075,7 @@ msgstr "Votre message a été envoyé." #: pod/playlist/models.py:20 #: pod/playlist/templates/playlist/playlist_element_list.html:12 -#: pod/podfile/models.py:30 pod/video/admin.py:162 pod/video/models.py:476 +#: pod/podfile/models.py:30 pod/video/admin.py:168 pod/video/models.py:477 #: pod/video_search/templates/search/search.html:65 msgid "Owner" msgstr "Propriétaire" @@ -3082,7 +3084,7 @@ msgstr "Propriétaire" msgid "Short description of the playlist." msgstr "Courte description de la liste de lecture." -#: pod/playlist/models.py:28 pod/video/models.py:250 +#: pod/playlist/models.py:28 pod/video/models.py:251 msgid "Visible" msgstr "Visible" @@ -3192,8 +3194,7 @@ msgid "Thumbnail" msgstr "Vignette" #: pod/playlist/templates/playlist/playlist_element_list.html:13 -#: pod/video/feeds.py:188 pod/video/models.py:568 pod/video/models.py:705 -#: pod/video/templates/videos/video-info.html:79 +#: pod/video/feeds.py:188 pod/video/models.py:569 pod/video/models.py:706 msgid "Duration" msgstr "Durée" @@ -3455,7 +3456,7 @@ msgstr "Supprimer cet enregistrement" msgid "If checked, record will be deleted instead of saving it" msgstr "Si coché, l'enregistrement sera supprimé et non ajouté" -#: pod/recorder/forms.py:74 pod/video/forms.py:715 +#: pod/recorder/forms.py:74 pod/video/forms.py:716 msgid "I agree" msgstr "J'accepte" @@ -3463,54 +3464,54 @@ msgstr "J'accepte" msgid "Delete this record cannot be undo" msgstr "La suppression d'un enregistrement est définitive" -#: pod/recorder/models.py:30 pod/video/models.py:62 +#: pod/recorder/models.py:30 pod/video/models.py:63 msgid "None / All" msgstr "Aucun / Tous" -#: pod/recorder/models.py:31 pod/video/models.py:63 +#: pod/recorder/models.py:31 pod/video/models.py:64 msgid "Bachelor’s Degree" msgstr "Licence" -#: pod/recorder/models.py:32 pod/video/models.py:64 +#: pod/recorder/models.py:32 pod/video/models.py:65 msgid "Master’s Degree" msgstr "Master" -#: pod/recorder/models.py:33 pod/video/models.py:65 +#: pod/recorder/models.py:33 pod/video/models.py:66 msgid "Doctorate" msgstr "Doctorat" -#: pod/recorder/models.py:34 pod/video/models.py:66 pod/video/views.py:167 +#: pod/recorder/models.py:34 pod/video/models.py:67 pod/video/views.py:164 msgid "Other" msgstr "Autre" -#: pod/recorder/models.py:39 pod/video/forms.py:145 pod/video/models.py:77 +#: pod/recorder/models.py:39 pod/video/forms.py:145 pod/video/models.py:78 msgid "Attribution 4.0 International (CC BY 4.0)" msgstr "Attribution 4.0 International (CC BY 4.0)" -#: pod/recorder/models.py:40 pod/video/forms.py:148 pod/video/models.py:78 +#: pod/recorder/models.py:40 pod/video/forms.py:148 pod/video/models.py:79 msgid "Attribution-NoDerivatives 4.0 International (CC BY-ND 4.0)" msgstr "Attribution - Pas de Modification 4.0 International (CC BY-ND 4.0)" -#: pod/recorder/models.py:44 pod/video/forms.py:152 pod/video/models.py:82 +#: pod/recorder/models.py:44 pod/video/forms.py:152 pod/video/models.py:83 msgid "" "Attribution-NonCommercial-NoDerivatives 4.0 International (CC BY-NC-ND 4.0)" msgstr "" "Attribution - Pas d'Utilisation Commerciale - Pas de Modification 4.0 " "International (CC BY-NC-ND 4.0)" -#: pod/recorder/models.py:47 pod/video/forms.py:156 pod/video/models.py:85 +#: pod/recorder/models.py:47 pod/video/forms.py:156 pod/video/models.py:86 msgid "Attribution-NonCommercial 4.0 International (CC BY-NC 4.0)" msgstr "" "Attribution - Pas d’Utilisation Commerciale 4.0 International (CC BY-NC 4.0)" -#: pod/recorder/models.py:50 pod/video/forms.py:161 pod/video/models.py:88 +#: pod/recorder/models.py:50 pod/video/forms.py:161 pod/video/models.py:89 msgid "" "Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0)" msgstr "" "Attribution - Pas d’Utilisation Commerciale - Partage dans les Mêmes " "Conditions 4.0 International (CC BY-NC-SA 4.0)" -#: pod/recorder/models.py:54 pod/video/forms.py:167 pod/video/models.py:92 +#: pod/recorder/models.py:54 pod/video/forms.py:167 pod/video/models.py:93 msgid "Attribution-ShareAlike 4.0 International (CC BY-SA 4.0)" msgstr "" "Attribution - Partage dans les Mêmes Conditions 4.0 International (CC BY-SA " @@ -3568,11 +3569,11 @@ msgstr "" msgid "Video type by default." msgstr "Type par défaut des vidéos." -#: pod/recorder/models.py:148 pod/video/forms.py:180 pod/video/models.py:543 +#: pod/recorder/models.py:148 pod/video/forms.py:180 pod/video/models.py:544 msgid "Draft" msgstr "Brouillon" -#: pod/recorder/models.py:150 pod/video/models.py:545 +#: pod/recorder/models.py:150 pod/video/models.py:546 msgid "" "If this box is checked, the video will be visible and accessible only by you " "and the additional owners." @@ -3580,7 +3581,7 @@ msgstr "" "Si la case est cochée, la vidéo sera visible et accessible uniquement par " "vous et les propriétaires additionnels." -#: pod/recorder/models.py:157 pod/video/models.py:552 +#: pod/recorder/models.py:157 pod/video/models.py:553 msgid "" "If this box is checked, the video will only be accessible to authenticated " "users." @@ -3588,48 +3589,47 @@ msgstr "" "Si cette case est cochée, la vidéo sera uniquement accessible aux " "utilisateurs authentifiés." -#: pod/recorder/models.py:162 pod/video/models.py:557 +#: pod/recorder/models.py:162 pod/video/models.py:558 msgid "Select one or more groups who can access to this video" msgstr "Sélectionner un ou plusieurs groupes qui auront accès à cette vidéo" -#: pod/recorder/models.py:166 pod/video/models.py:561 +#: pod/recorder/models.py:166 pod/video/models.py:562 msgid "Viewing this video will not be possible without this password." msgstr "Voir cette vidéo n'est pas possible sans mot de passe." -#: pod/recorder/models.py:169 pod/video/forms.py:120 pod/video/models.py:503 +#: pod/recorder/models.py:169 pod/video/forms.py:120 pod/video/models.py:504 #: pod/video_search/templates/search/search.html:140 msgid "University course" msgstr "Cursus universitaire" -#: pod/recorder/models.py:171 pod/video/forms.py:121 pod/video/models.py:505 +#: pod/recorder/models.py:171 pod/video/forms.py:121 pod/video/models.py:506 msgid "Select an university course as audience target of the content." msgstr "" "Sélectionner un cursus universitaire qui convient à l'audience de ce contenu." -#: pod/recorder/models.py:174 pod/video/forms.py:127 pod/video/models.py:508 -#: pod/video/templates/videos/video-info.html:85 +#: pod/recorder/models.py:174 pod/video/forms.py:127 pod/video/models.py:509 #: pod/video_search/templates/search/search.html:127 msgid "Main language" msgstr "Langue principale" -#: pod/recorder/models.py:176 pod/video/forms.py:128 pod/video/models.py:510 +#: pod/recorder/models.py:176 pod/video/forms.py:128 pod/video/models.py:511 msgid "Select the main language used in the content." msgstr "Sélectionner la langue principalement utilisée dans ce contenu." -#: pod/recorder/models.py:178 pod/video/forms.py:199 pod/video/models.py:512 +#: pod/recorder/models.py:178 pod/video/forms.py:199 pod/video/models.py:513 #: pod/video/templates/videos/add_video.html:52 #: pod/video/templates/videos/add_video.html:98 msgid "Transcript" msgstr "Transcrire" -#: pod/recorder/models.py:179 pod/video/models.py:513 +#: pod/recorder/models.py:179 pod/video/models.py:514 #: pod/video/templates/videos/add_video.html:53 msgid "Check this box if you want to transcript the audio.(beta version)" msgstr "" "Cocher cette case si vous voulez transcrire l’audio (version bêta, voir aide " "dans la colonne de droite)" -#: pod/recorder/models.py:182 pod/video/models.py:516 +#: pod/recorder/models.py:182 pod/video/models.py:517 msgid "" "Separate tags with spaces, enclose the tags consist of several words in " "quotation marks." @@ -3637,48 +3637,47 @@ msgstr "" "Séparer les mots clés par des espaces, écrire les mots clés en plusieurs " "mots entre guillemets." -#: pod/recorder/models.py:190 pod/video/forms.py:141 pod/video/models.py:524 -#: pod/video/templates/videos/video-info.html:99 +#: pod/recorder/models.py:190 pod/video/forms.py:141 pod/video/models.py:525 msgid "Licence" msgstr "Licence" -#: pod/recorder/models.py:198 pod/video/forms.py:170 pod/video/models.py:391 -#: pod/video/models.py:532 +#: pod/recorder/models.py:198 pod/video/forms.py:170 pod/video/models.py:392 +#: pod/video/models.py:533 msgid "Themes" msgstr "Thèmes" #: pod/recorder/models.py:200 pod/video/forms.py:138 pod/video/forms.py:174 -#: pod/video/models.py:534 pod/video/models.py:1481 +#: pod/video/models.py:535 pod/video/models.py:1534 msgid "" "Hold down \"Control\", or \"Command\" on a Mac, to select more than one." msgstr "" "Maintenez \"Control\", ou \"Command\" sur un Mac, pour en sélectionner " "plusieurs." -#: pod/recorder/models.py:203 pod/video/models.py:537 +#: pod/recorder/models.py:203 pod/video/models.py:538 msgid "allow downloading" msgstr "autoriser le téléchargement" -#: pod/recorder/models.py:204 pod/video/models.py:538 +#: pod/recorder/models.py:204 pod/video/models.py:539 msgid "Check this box if you to allow downloading of the encoded files" msgstr "" "Cocher cette case si vous voulez autoriser le téléchargement des fichiers " "encodés" -#: pod/recorder/models.py:207 pod/video/models.py:539 +#: pod/recorder/models.py:207 pod/video/models.py:540 msgid "video 360" msgstr "vidéo 360" -#: pod/recorder/models.py:208 pod/video/models.py:540 +#: pod/recorder/models.py:208 pod/video/models.py:541 msgid "Check this box if you want to use the 360 player for the video" msgstr "" "Cocher cette case si vous voulez utiliser le lecteur 360 pour cette vidéo" -#: pod/recorder/models.py:211 pod/video/models.py:583 +#: pod/recorder/models.py:211 pod/video/models.py:584 msgid "Disable comment" msgstr "Désactiver les commentaires" -#: pod/recorder/models.py:213 pod/video/models.py:584 +#: pod/recorder/models.py:213 pod/video/models.py:585 msgid "Allows you to turn off all comments on this video." msgstr "Vous permet de désactiver les commentaires sur cette vidéo." @@ -3740,8 +3739,8 @@ msgstr "Fichier source de la vidéo publiée." msgid "File size" msgstr "Taille du fichier" -#: pod/recorder/models.py:320 pod/video/models.py:499 pod/video/models.py:1348 -#: pod/video/models.py:1407 +#: pod/recorder/models.py:320 pod/video/models.py:500 pod/video/models.py:1364 +#: pod/video/models.py:1423 msgid "Date added" msgstr "Date d'ajout" @@ -3830,30 +3829,30 @@ msgstr "Pour supprimer la vidéo, veuillez cocher et cliquer sur envoyer." msgid "Agree required" msgstr "Accord requis" -#: pod/recorder/views.py:64 +#: pod/recorder/views.py:65 msgid "Recorder should be indicated." msgstr "L'enregistreur doit être indiqué." -#: pod/recorder/views.py:70 +#: pod/recorder/views.py:71 msgid "Recorder not found." msgstr "Enregistreur non trouvé." -#: pod/recorder/views.py:85 +#: pod/recorder/views.py:86 msgid "The selected record has been deleted." msgstr "L'enregistrement a été supprimé." -#: pod/recorder/views.py:118 +#: pod/recorder/views.py:119 msgid "Mediapath should be indicated." msgstr "La source du fichier doit être indiquée." -#: pod/recorder/views.py:142 +#: pod/recorder/views.py:143 msgid "" "Your publication is saved. Adding it to your videos will be in a few minutes." msgstr "" "Votre publication est sauvegardée, elle sera ajoutée à vos vidéos dans " "quelques minutes." -#: pod/recorder/views.py:200 +#: pod/recorder/views.py:209 #, python-format msgid "" "Hello, \n" @@ -3878,7 +3877,7 @@ msgstr "" "\n" "Cordialement" -#: pod/recorder/views.py:211 +#: pod/recorder/views.py:220 #, python-format msgid "" "Hello,

a new recording has just be added on %(title_site)s from the " @@ -3892,40 +3891,40 @@ msgstr "" "%(link_url)s
Si le lien n'est pas actif, il faut le copier-coller " "dans la barre d'adresse de votre navigateur.

Cordialement

" -#: pod/recorder/views.py:227 +#: pod/recorder/views.py:236 msgid "New recording added." msgstr "Nouvel enregistrement ajouté." -#: pod/recorder/views.py:302 +#: pod/recorder/views.py:311 msgid "The record has been deleted." msgstr "L’enregistrement a été supprimé." -#: pod/urls.py:285 pod/urls.py:286 +#: pod/urls.py:290 pod/urls.py:291 msgid "Pod Administration" msgstr "Administration de Pod" -#: pod/video/admin.py:65 +#: pod/video/admin.py:71 msgid "Encoded ?" msgstr "Encodé ?" -#: pod/video/admin.py:70 +#: pod/video/admin.py:76 msgid "Yes" msgstr "Oui" -#: pod/video/admin.py:71 +#: pod/video/admin.py:77 msgid "No" msgstr "Non" -#: pod/video/admin.py:194 +#: pod/video/admin.py:200 msgid "Encode selected" msgstr "(Ré)encoder la sélection" -#: pod/video/admin.py:203 +#: pod/video/admin.py:207 msgid "Transcript selected" msgstr "Transcription selectionnée" -#: pod/video/admin.py:264 pod/video/forms.py:234 pod/video/forms.py:584 -#: pod/video/forms.py:586 pod/video/models.py:244 +#: pod/video/admin.py:268 pod/video/forms.py:234 pod/video/forms.py:585 +#: pod/video/forms.py:587 pod/video/models.py:245 msgid "Owners" msgstr "Propriétaires" @@ -3933,12 +3932,12 @@ msgstr "Propriétaires" msgid "File field" msgstr "Fichier" -#: pod/video/forms.py:88 pod/video/models.py:457 +#: pod/video/forms.py:88 pod/video/models.py:458 #: pod/video/templates/videos/add_video.html:88 msgid "You can send an audio or video file." msgstr "Vous pouvez envoyer un fichier audio ou vidéo." -#: pod/video/forms.py:89 pod/video/views.py:1640 +#: pod/video/forms.py:89 pod/video/views.py:1644 #, python-format msgid "The following formats are supported: %s" msgstr "Les formats suivants sont supportés: %s" @@ -3981,8 +3980,7 @@ msgstr "" "n’apparaît pas dans la liste, veuillez temporairement choisir \"Autres\" et " "contactez-nous pour expliquer vos besoins." -#: pod/video/forms.py:106 pod/video/models.py:486 -#: pod/video/templates/videos/video-info.html:46 +#: pod/video/forms.py:106 pod/video/models.py:487 msgid "Additional owners" msgstr "Propriétaires additionels" @@ -3997,7 +3995,7 @@ msgstr "" "que vous sauf qu'ils ne peuvent pas supprimer cette vidéo." #: pod/video/forms.py:112 pod/video/forms.py:226 pod/video/forms.py:252 -#: pod/video/models.py:229 pod/video/models.py:312 pod/video/models.py:496 +#: pod/video/models.py:230 pod/video/models.py:313 pod/video/models.py:497 msgid "" "In this field you can describe your content, add all needed related " "information, and format the result using the toolbar." @@ -4110,11 +4108,11 @@ msgstr "" "Vous aurez probablement à améliorer ce fichier en utilisant l’outil de sous-" "titrage accessible sur la page de complétion de la video." -#: pod/video/forms.py:230 pod/video/models.py:241 +#: pod/video/forms.py:230 pod/video/models.py:242 msgid "Extra style" msgstr "Style supplémentaire" -#: pod/video/forms.py:230 pod/video/models.py:236 +#: pod/video/forms.py:230 pod/video/models.py:237 msgid "Background color" msgstr "Couleur d'arrière-plan" @@ -4135,32 +4133,36 @@ msgstr "" msgid "Users can only add videos to this channel" msgstr "Les utilisateurs peuvent uniquement ajouter des vidéos à cette chaîne" -#: pod/video/forms.py:392 +#: pod/video/forms.py:393 msgid "The date must be before or equal to " msgstr "La date doit être antérieure ou égale à " -#: pod/video/forms.py:411 +#: pod/video/forms.py:412 msgid "Owner of the video cannot be an additional owner too" msgstr "" "Le propriétaire de la video ne peut pas être propriétaire additionnel en " "même temps" -#: pod/video/forms.py:465 pod/video/templates/videos/add_video.html:85 +#: pod/video/forms.py:466 pod/video/templates/videos/add_video.html:85 msgid "File" msgstr "Fichier" -#: pod/video/forms.py:716 +#: pod/video/forms.py:717 msgid "Delete video cannot be undo" msgstr "La suppression est définitive" -#: pod/video/forms.py:783 +#: pod/video/forms.py:784 msgid "A note can't be empty" msgstr "Une note ne peut pas être vide" -#: pod/video/forms.py:805 +#: pod/video/forms.py:806 msgid "A comment can't be empty" msgstr "Un commentaire ne peut pas être vide" +#: pod/video/management/commands/check_obsolete_videos.py:80 +msgid "An Error occurred while processing " +msgstr "Une erreur est survenue durant l’exécution du processus " + #: pod/video/management/commands/check_obsolete_videos.py:84 msgid "USE_OBSOLESCENCE is FALSE" msgstr "USE_OBSOLESCENCE est à FALSE" @@ -4234,6 +4236,10 @@ msgstr "" "Pour information, vous trouverez ci-dessous la liste des vidéos qui " "arriveront bientôt à la date limite de suppression." +#: pod/video/management/commands/check_obsolete_videos.py:254 +msgid "The obsolete videos on Pod" +msgstr "Les vidéos obsolètes sur Pod" + #: pod/video/management/commands/check_obsolete_videos.py:278 msgid "For information, you will find below the list of deleted video." msgstr "" @@ -4257,33 +4263,33 @@ msgstr "Les vidéos archivées sur Pod" msgid "In %(deadline)s days" msgstr "Dans %(deadline)s jours" -#: pod/video/models.py:119 +#: pod/video/models.py:120 msgid "Private -" msgstr "Privé (moi seulement)" -#: pod/video/models.py:120 +#: pod/video/models.py:121 msgid "Private +" msgstr "Partagé avec le propriétaire de la vidéo" -#: pod/video/models.py:121 +#: pod/video/models.py:122 msgid "Public" msgstr "Public" -#: pod/video/models.py:134 +#: pod/video/models.py:135 #, python-format msgid "%(app)s version" msgstr "Version %(app)s" -#: pod/video/models.py:217 pod/video/models.py:301 pod/video/models.py:1473 +#: pod/video/models.py:218 pod/video/models.py:302 msgid "" "Please choose a title as short and accurate as possible, reflecting the main " -"subject / context of the content.(max length : 100 characters)" +"subject / context of the content.(max length: 100 characters)" msgstr "" "Veuillez choisir un titre aussi court et précis que possible, qui reflète le " "sujet principal / le contexte de votre contenu. (taille maximale : 100 " "caractères)" -#: pod/video/models.py:238 +#: pod/video/models.py:239 msgid "" "The background color for your channel. You can use the format #. i.e.: " "#ff0000 for red" @@ -4291,48 +4297,48 @@ msgstr "" "La couleur d'arrière-plan pour votre chaîne. Vous pouvez utiliser le format " "#. i.e.: #ff0000 pour le rouge" -#: pod/video/models.py:242 +#: pod/video/models.py:243 msgid "The style will be added to your channel to show it" msgstr "Le style sera ajouté à votre chaîne" -#: pod/video/models.py:252 +#: pod/video/models.py:253 msgid "" "If checked, the channel appear in a list of available channels on the " "platform." msgstr "" "Si coché, la chaîne apparaîtra dans la liste des chaînes de la plateforme." -#: pod/video/models.py:259 pod/video/models.py:321 +#: pod/video/models.py:260 pod/video/models.py:322 #: pod/video_search/templates/search/search.html:114 msgid "Channel" msgstr "Chaîne" -#: pod/video/models.py:298 +#: pod/video/models.py:299 msgid "Theme parent" msgstr "Thème parent" -#: pod/video/models.py:390 +#: pod/video/models.py:391 msgid "Theme" msgstr "Thème" -#: pod/video/models.py:405 pod/video/models.py:431 +#: pod/video/models.py:406 pod/video/models.py:432 msgid "Icon" msgstr "Icone" -#: pod/video/models.py:443 pod/video_search/templates/search/search.html:101 +#: pod/video/models.py:444 pod/video_search/templates/search/search.html:101 msgid "Discipline" msgstr "Discipline" -#: pod/video/models.py:461 +#: pod/video/models.py:462 msgid "" "Please choose a title as short and accurate as possible, reflecting the main " -"subject / context of the content.(max length : 250 characters)" +"subject / context of the content.(max length: 250 characters)" msgstr "" "Veuillez choisir un titre aussi court et précis que possible, reflétant le " "sujet principal / le contexte de ce contenu (taille maximale : 250 " "caractères)." -#: pod/video/models.py:489 +#: pod/video/models.py:490 msgid "" "You can add additional owners to the video. They will have the same rights " "as you except that they can't delete this video." @@ -4340,207 +4346,265 @@ msgstr "" "Vous pouvez ajouter des propriétaires additionnels à la vidéo. Ils auront " "les mêmes droits que vous sauf qu'ils ne peuvent pas supprimer cette vidéo." -#: pod/video/models.py:501 +#: pod/video/models.py:502 msgid "Date of event" msgstr "Date de l'évènement" -#: pod/video/models.py:566 pod/video/models.py:683 +#: pod/video/models.py:567 pod/video/models.py:684 msgid "Thumbnails" msgstr "Vignettes" -#: pod/video/models.py:570 +#: pod/video/models.py:571 msgid "Overview" msgstr "Vue d'ensemble" -#: pod/video/models.py:576 +#: pod/video/models.py:577 msgid "Is Video" msgstr "Est une vidéo" -#: pod/video/models.py:579 +#: pod/video/models.py:580 msgid "Date to delete" msgstr "Date de suppression" -#: pod/video/models.py:591 +#: pod/video/models.py:592 msgid "videos" msgstr "vidéos" -#: pod/video/models.py:636 +#: pod/video/models.py:637 msgid "Sum of view" msgstr "Somme des vues" -#: pod/video/models.py:712 +#: pod/video/models.py:715 msgid "Is the video encoded ?" msgstr "Est-ce que la vidéo est encodée ?" -#: pod/video/models.py:957 +#: pod/video/models.py:960 msgid "Date" msgstr "Date" -#: pod/video/models.py:959 pod/video/templates/videos/video-info.html:80 +#: pod/video/models.py:962 msgid "Number of view" msgstr "Nombre de vues" -#: pod/video/models.py:967 +#: pod/video/models.py:970 msgid "View count" msgstr "Nombre de vues" -#: pod/video/models.py:968 +#: pod/video/models.py:971 msgid "View counts" msgstr "Statistiques" -#: pod/video/models.py:973 +#: pod/video/models.py:976 msgid "resolution" msgstr "résolution" -#: pod/video/models.py:979 pod/video/models.py:1044 pod/video/models.py:1051 +#: pod/video/models.py:979 +msgid "" +"Please use the only format x. i.e.: 640x360 or 1280x720 or " +"1920x1080." +msgstr "" +"Veuillez utiliser le format LxH. soit: 640x360 ou 1280x720 " +"ou 1920x1080." + +#: pod/video/models.py:983 pod/video/models.py:1052 pod/video/models.py:1059 msgid "minrate" msgstr "débit minimum" -#: pod/video/models.py:984 pod/video/models.py:1020 pod/video/models.py:1027 +#: pod/video/models.py:985 pod/video/models.py:991 pod/video/models.py:997 +#: pod/video/models.py:1003 +msgid "" +"Please use the only format k. i.e.: 300k or 600k or " +"1000k." +msgstr "" +"Veuillez utiliser le format XXk soit: 300k ou 600k ou " +"1000k." + +#: pod/video/models.py:989 pod/video/models.py:1028 pod/video/models.py:1035 msgid "bitrate video" msgstr "débit binaire de la vidéo" -#: pod/video/models.py:989 pod/video/models.py:1032 pod/video/models.py:1039 +#: pod/video/models.py:995 pod/video/models.py:1040 pod/video/models.py:1047 msgid "maxrate" msgstr "débit maximum" -#: pod/video/models.py:994 pod/video/models.py:1069 pod/video/models.py:1076 +#: pod/video/models.py:1001 pod/video/models.py:1077 pod/video/models.py:1084 msgid "bitrate audio" msgstr "débit binaire de l'audio" -#: pod/video/models.py:998 +#: pod/video/models.py:1006 msgid "Make a MP4 version" msgstr "Faire une version MP4" -#: pod/video/models.py:1011 pod/video/models.py:1099 +#: pod/video/models.py:1019 pod/video/models.py:1107 msgid "rendition" msgstr "rendu" -#: pod/video/models.py:1012 +#: pod/video/models.py:1020 msgid "renditions" msgstr "rendus" -#: pod/video/models.py:1101 pod/video/models.py:1167 pod/video/models.py:1221 +#: pod/video/models.py:1102 pod/video/models.py:1171 pod/video/models.py:1225 +msgid "Please use the only format in encoding choices:" +msgstr "Merci de sélectionner un format d’encodage valide :" + +#: pod/video/models.py:1109 pod/video/models.py:1175 pod/video/models.py:1229 msgid "Format" msgstr "Format" -#: pod/video/models.py:1108 pod/video/models.py:1172 pod/video/models.py:1226 +#: pod/video/models.py:1113 pod/video/models.py:1177 pod/video/models.py:1231 +msgid "Please use the only format in format choices:" +msgstr "Merci de sélectionner un format valide :" + +#: pod/video/models.py:1116 pod/video/models.py:1180 pod/video/models.py:1234 msgid "encoding source file" msgstr "fichier source d'encodage" -#: pod/video/models.py:1130 +#: pod/video/models.py:1138 msgid "Encoding video" msgstr "Encodage vidéo" -#: pod/video/models.py:1131 +#: pod/video/models.py:1139 msgid "Encoding videos" msgstr "Encodage des vidéos" -#: pod/video/models.py:1182 +#: pod/video/models.py:1190 msgid "Encoding audio" msgstr "Encodage audio" -#: pod/video/models.py:1183 +#: pod/video/models.py:1191 msgid "Encoding audios" msgstr "Encodage des audios" -#: pod/video/models.py:1274 +#: pod/video/models.py:1239 +msgid "Video Playlist" +msgstr "Liste de lecture" + +#: pod/video/models.py:1240 +msgid "Video Playlists" +msgstr "Listes de lecture" + +#: pod/video/models.py:1286 msgid "Encoding log" msgstr "Journal de l'encodage" -#: pod/video/models.py:1275 +#: pod/video/models.py:1287 msgid "Encoding logs" msgstr "Journaux des encodages" -#: pod/video/models.py:1285 +#: pod/video/models.py:1297 pod/video/models.py:1302 msgid "Video version" msgstr "Version de la video" -#: pod/video/models.py:1287 +#: pod/video/models.py:1299 msgid "Video default version." msgstr "Version par défaut de la vidéo." -#: pod/video/models.py:1312 +#: pod/video/models.py:1303 +msgid "Video versions" +msgstr "Versions de la video" + +#: pod/video/models.py:1328 msgid "Encoding steps" msgstr "Etapes de l'encodage" -#: pod/video/models.py:1321 pod/video/models.py:1328 pod/video/models.py:1344 -#: pod/video/views.py:1319 +#: pod/video/models.py:1337 pod/video/models.py:1344 pod/video/models.py:1360 +#: pod/video/views.py:1317 msgid "Note" msgstr "Note" -#: pod/video/models.py:1329 +#: pod/video/models.py:1345 msgid "Notes" msgstr "Notes" -#: pod/video/models.py:1340 +#: pod/video/models.py:1356 msgid "Note availibility level" msgstr "Niveau de disponibilité de la note" -#: pod/video/models.py:1342 +#: pod/video/models.py:1358 msgid "Select an availability level for the note." msgstr "Sélectionner le niveau de disponibilité de la note." -#: pod/video/models.py:1346 +#: pod/video/models.py:1362 msgid "Timestamp" msgstr "Horodatage" -#: pod/video/models.py:1350 pod/video/models.py:1409 +#: pod/video/models.py:1366 pod/video/models.py:1425 msgid "Date modified" msgstr "Date de modification" -#: pod/video/models.py:1353 +#: pod/video/models.py:1369 msgid "Advanced Note" msgstr "Note avancée" -#: pod/video/models.py:1354 +#: pod/video/models.py:1370 msgid "Advanced Notes" msgstr "Notes avancées" -#: pod/video/models.py:1400 +#: pod/video/models.py:1416 msgid "Comment availibility level" msgstr "Niveau de disponibilité du commentaire" -#: pod/video/models.py:1402 +#: pod/video/models.py:1418 msgid "Select an availability level for the comment." msgstr "Sélectionnez un niveau de disponibilité pour le commentaire." -#: pod/video/models.py:1412 +#: pod/video/models.py:1428 msgid "Note comment" msgstr "Commentaire de la note" -#: pod/video/models.py:1413 +#: pod/video/models.py:1429 msgid "Note comments" msgstr "Commentaires de notes" -#: pod/video/models.py:1431 +#: pod/video/models.py:1447 msgid "Date for deletion" msgstr "Date pour la suppression" -#: pod/video/models.py:1434 pod/video/models.py:1479 +#: pod/video/models.py:1450 pod/video/models.py:1532 #: pod/video/templates/videos/video.html:76 #: pod/video/templates/videos/videos.html:8 #: pod/video/templates/videos/videos.html:17 msgid "Videos" msgstr "Vidéos" -#: pod/video/models.py:1437 +#: pod/video/models.py:1453 msgid "Video to delete" msgstr "Vidéo à supprimer" -#: pod/video/models.py:1438 +#: pod/video/models.py:1454 msgid "Videos to delete" msgstr "Vidéos à supprimer" -#: pod/video/models.py:1471 pod/video/templates/videos/category_modal.html:13 +#: pod/video/models.py:1474 pod/video/templates/videos/video-comment.html:9 +msgid "Comments" +msgstr "Commentaires" + +#: pod/video/models.py:1515 +msgid "Vote" +msgstr "Vote" + +#: pod/video/models.py:1516 +msgid "Votes" +msgstr "Votes" + +#: pod/video/models.py:1524 pod/video/templates/videos/category_modal.html:13 msgid "Category title" msgstr "Titre catégorie" -#: pod/video/models.py:1499 pod/video/templates/videos/category_modal.html:7 +#: pod/video/models.py:1526 +msgid "" +"Please choose a title as short and accurate as possible, reflecting the main " +"subject / context of the content.(max length : 100 characters)" +msgstr "" +"Veuillez choisir un titre aussi court et précis que possible, qui reflète le " +"sujet principal / le contexte de votre contenu. (taille maximale : 100 " +"caractères)" + +#: pod/video/models.py:1552 pod/video/templates/videos/category_modal.html:7 msgid "Category" msgstr "Catégorie" -#: pod/video/models.py:1500 +#: pod/video/models.py:1553 #: pod/video/templates/videos/filter_aside_category.html:14 msgid "Categories" msgstr "Catégories" @@ -4892,15 +4956,11 @@ msgstr "" msgid "Comments have been disabled for this video." msgstr "Les commentaires ont été désactivés pour cette vidéo." -#: pod/video/templates/videos/video-comment.html:12 -msgid "Comments" -msgstr "Commentaires" - -#: pod/video/templates/videos/video-comment.html:15 +#: pod/video/templates/videos/video-comment.html:14 msgid "Add a public comment" msgstr "Ajouter un commentaire public" -#: pod/video/templates/videos/video-comment.html:18 +#: pod/video/templates/videos/video-comment.html:17 msgid "comment" msgstr "commenter" @@ -4934,28 +4994,45 @@ msgstr "" "C'est une vidéo 360. Pour déplacer la vue, cliquer et faites glisser la " "souris sur la vidéo." +#: pod/video/templates/videos/video-info.html:15 +msgid "Tags:" +msgstr "Mots clés :" + #: pod/video/templates/videos/video-info.html:24 msgid "No information available" msgstr "Aucune information disponible" #: pod/video/templates/videos/video-info.html:36 -#: pod/video/templates/videos/video.html:24 -#: pod/video/templates/videos/video.html:37 -#: pod/video/templates/videos/video.html:94 -msgid "Added by" -msgstr "Ajouté par" +msgid "Added by:" +msgstr "Ajouté par :" + +#: pod/video/templates/videos/video-info.html:46 +msgid "Additional owners:" +msgstr "Propriétaires additionels :" + +#: pod/video/templates/videos/video-info.html:59 +msgid "Contributors:" +msgstr "Contributeurs :" #: pod/video/templates/videos/video-info.html:63 msgid "send an email" msgstr "envoyer un courriel" #: pod/video/templates/videos/video-info.html:68 -msgid "go to his web link" -msgstr "suivre son lien web" +msgid "contributor web link" +msgstr "lien du contributeur" #: pod/video/templates/videos/video-info.html:78 -msgid "Updated on" -msgstr "Mis à jour le" +msgid "Updated on:" +msgstr "Mis à jour le :" + +#: pod/video/templates/videos/video-info.html:79 +msgid "Duration:" +msgstr "Durée :" + +#: pod/video/templates/videos/video-info.html:80 +msgid "Number of view:" +msgstr "Nombre de vues :" #: pod/video/templates/videos/video-info.html:80 msgid "Show details of view statistics" @@ -4965,17 +5042,37 @@ msgstr "Afficher les details des statistiques de visualisation" msgid "Show details views" msgstr "Afficher les details de visualisation" +#: pod/video/templates/videos/video-info.html:84 +msgid "Type:" +msgstr "Type :" + +#: pod/video/templates/videos/video-info.html:85 +msgid "Main language:" +msgstr "Langue principale :" + #: pod/video/templates/videos/video-info.html:87 -msgid "Audience" -msgstr "Public" +msgid "Audience:" +msgstr "Public :" + +#: pod/video/templates/videos/video-info.html:91 +msgid "Disciplines:" +msgstr "Disciplines :" + +#: pod/video/templates/videos/video-info.html:100 +msgid "Licence:" +msgstr "Licence :" #: pod/video/templates/videos/video-info.html:112 -msgid "Video file(s)" -msgstr "Fichiers vidéos" +msgid "Video file(s):" +msgstr "Fichiers vidéos :" #: pod/video/templates/videos/video-info.html:126 -msgid "Audio file" -msgstr "Fichier audio" +msgid "Audio file:" +msgstr "Fichier audio :" + +#: pod/video/templates/videos/video-info.html:138 +msgid "Document:" +msgstr "Document :" #: pod/video/templates/videos/video-info.html:154 #: pod/video/templates/videos/video_edit.html:161 @@ -4995,41 +5092,63 @@ msgstr "" "suivants contiennent une clé permettant l’accès. Toute personne disposant de " "ces liens peut y accéder." -#: pod/video/templates/videos/video-info.html:174 +#: pod/video/templates/videos/video-info.html:173 +msgid "Options" +msgstr "Options" + +#: pod/video/templates/videos/video-info.html:176 msgid "Autoplay" msgstr "Lecture automatique" -#: pod/video/templates/videos/video-info.html:175 +#: pod/video/templates/videos/video-info.html:177 msgid "Check the box to autoplay the video." msgstr "Cocher cette case pour lancer la lecture automatiquement." -#: pod/video/templates/videos/video-info.html:180 +#: pod/video/templates/videos/video-info.html:182 msgid "Loop" msgstr "Boucle" -#: pod/video/templates/videos/video-info.html:181 +#: pod/video/templates/videos/video-info.html:183 msgid "Check the box to loop the video." msgstr "Cocher cette case pour lire la vidéo en boucle." -#: pod/video/templates/videos/video-info.html:187 +#: pod/video/templates/videos/video-info.html:189 msgid "Start video" msgstr "Début de la vidéo" #: pod/video/templates/videos/video-info.html:190 +msgid "Start at" +msgstr "Démarrer à" + +#: pod/video/templates/videos/video-info.html:193 msgid "Check the box to indicate the beginning of playing desired." msgstr "Cocher la case pour indiquer le début de lecture souhaité." -#: pod/video/templates/videos/video-info.html:193 -msgid "Copy the content of this text box and paste it in the page" -msgstr "Copier le contenu de cette boite de texte et coller le sur la page" +#: pod/video/templates/videos/video-info.html:198 +msgid "Embed in a web page" +msgstr "Intégrer dans une page web" + +#: pod/video/templates/videos/video-info.html:200 +msgid "Copy the content of this text box and paste it in the page:" +msgstr "Copier le contenu de cette boite de texte et coller le sur la page :" + +#: pod/video/templates/videos/video-info.html:205 +msgid "Share the link" +msgstr "Partager le lien" + +#: pod/video/templates/videos/video-info.html:207 +msgid "Use this link to share the video:" +msgstr "Utiliser ce lien pour partager la vidéo :" -#: pod/video/templates/videos/video-info.html:197 -msgid "Use this link to share the video" -msgstr "Utiliser ce lien pour partager la vidéo" +#: pod/video/templates/videos/video-info.html:211 +msgid "QR code for this link:" +msgstr "QR code pour le lien :" -#: pod/video/templates/videos/video-info.html:201 -msgid "QR code for this link" -msgstr "QR code pour le lien" +#: pod/video/templates/videos/video.html:24 +#: pod/video/templates/videos/video.html:37 +#: pod/video/templates/videos/video.html:94 +msgid "Added by" +msgstr "Ajouté par" #: pod/video/templates/videos/video.html:118 #: pod/video/templates/videos/video_edit.html:71 @@ -5140,6 +5259,14 @@ msgstr "" msgid "Use this link to share the video in draft mode" msgstr "Utiliser ce lien pour partager la vidéo en mode brouillon" +#: pod/video/templates/videos/video_licencebox.html:2 +msgid "Creative Commons license:" +msgstr "Licence Creative Commons :" + +#: pod/video/templates/videos/video_licencebox.html:2 +msgid "Creative Commons license" +msgstr "Licence Creative Commons" + #: pod/video/templates/videos/video_list.html:10 msgid "Sorry, no video found" msgstr "Désolé, aucune vidéo trouvée" @@ -5206,7 +5333,7 @@ msgstr "Connectez-vous pour en créer une nouvelle." msgid "Video - Statistics views" msgstr "Vidéo - Statistiques de visualisation" -#: pod/video/templates/videos/video_stats_view.html:24 +#: pod/video/templates/videos/video_stats_view.html:25 msgid "Change the date" msgstr "Modifier la période de visualisation" @@ -5219,17 +5346,17 @@ msgstr "Afficher les statistiques de visualisation de toutes les vidéos" msgid "-- sorry, no translation provided --" msgstr "-- désolé, aucune traduction fournie --" -#: pod/video/utils.py:118 +#: pod/video/utils.py:119 #, python-format msgid "Transcripting #%(content_id)s completed" msgstr "La transcription #%(content_id)s est terminée" -#: pod/video/utils.py:123 pod/video/utils.py:146 pod/video/utils.py:211 -#: pod/video/utils.py:234 +#: pod/video/utils.py:124 pod/video/utils.py:147 pod/video/utils.py:213 +#: pod/video/utils.py:236 msgid "Hello," msgstr "Bonjour," -#: pod/video/utils.py:124 pod/video/utils.py:147 +#: pod/video/utils.py:125 pod/video/utils.py:148 #, python-format msgid "" "The content “%(content_title)s” has been automatically transcript, and is " @@ -5238,32 +5365,32 @@ msgstr "" "Le contenu \"%(content_title)s\" a été automatiquement transcrit, et est " "maintenant disponible sur %(site_title)s." -#: pod/video/utils.py:129 pod/video/utils.py:152 pod/video/utils.py:217 -#: pod/video/utils.py:240 +#: pod/video/utils.py:130 pod/video/utils.py:153 pod/video/utils.py:219 +#: pod/video/utils.py:242 msgid "You will find it here:" msgstr "Vous la retrouverez ici :" -#: pod/video/utils.py:131 pod/video/utils.py:155 pod/video/utils.py:219 -#: pod/video/utils.py:243 +#: pod/video/utils.py:132 pod/video/utils.py:156 pod/video/utils.py:221 +#: pod/video/utils.py:245 msgid "Regards." msgstr "Cordialement." -#: pod/video/utils.py:134 pod/video/utils.py:158 pod/video/utils.py:222 -#: pod/video/utils.py:246 +#: pod/video/utils.py:135 pod/video/utils.py:159 pod/video/utils.py:224 +#: pod/video/utils.py:248 msgid "Post by:" msgstr "Posté par :" -#: pod/video/utils.py:136 pod/video/utils.py:160 pod/video/utils.py:224 -#: pod/video/utils.py:248 +#: pod/video/utils.py:137 pod/video/utils.py:161 pod/video/utils.py:226 +#: pod/video/utils.py:250 msgid "the:" msgstr "le :" -#: pod/video/utils.py:206 +#: pod/video/utils.py:208 #, python-format msgid "Encoding #%(content_id)s completed" msgstr "L'encodage #%(content_id)s est terminé" -#: pod/video/utils.py:212 pod/video/utils.py:235 +#: pod/video/utils.py:214 pod/video/utils.py:237 #, python-format msgid "" "The video “%(content_title)s” has been encoded to Web formats, and is now " @@ -5272,149 +5399,149 @@ msgstr "" "La vidéo \"%(content_title)s\" a été encodée au format web, et est " "maintenant disponible sur %(site_title)s." -#: pod/video/views.py:239 pod/video/views.py:279 +#: pod/video/views.py:237 pod/video/views.py:277 msgid "You cannot edit this channel." msgstr "Vous ne pouvez éditer cette chaîne." -#: pod/video/views.py:256 pod/video/views.py:731 +#: pod/video/views.py:254 pod/video/views.py:729 msgid "The changes have been saved." msgstr "Les modifications ont été sauvegardées." -#: pod/video/views.py:608 +#: pod/video/views.py:606 msgid "You don't have access to this playlist." msgstr "Vous n'avez pas les droits d'accès à cette liste de lecture." -#: pod/video/views.py:669 +#: pod/video/views.py:667 msgid "You cannot watch this video." msgstr "Vous ne pouvez pas voir cette vidéo." -#: pod/video/views.py:703 +#: pod/video/views.py:701 msgid "You cannot edit this video." msgstr "Vous ne pouvez pas éditer cette vidéo." -#: pod/video/views.py:781 +#: pod/video/views.py:779 msgid "You cannot delete this video." msgstr "Vous ne pouvez pas supprimer cette vidéo." -#: pod/video/views.py:791 +#: pod/video/views.py:789 msgid "The video has been deleted." msgstr "La vidéo a été supprimée." -#: pod/video/views.py:907 +#: pod/video/views.py:905 #, python-format msgid "You cannot %s this note or comment." msgstr "Vous ne pouvez pas %s cette note ou ce commentaire." -#: pod/video/views.py:930 +#: pod/video/views.py:928 msgid "You cannot see this note or comment." msgstr "Vous ne pouvez pas voir cette note ou ce commentaire." -#: pod/video/views.py:1166 pod/video/views.py:1180 pod/video/views.py:1203 +#: pod/video/views.py:1164 pod/video/views.py:1178 pod/video/views.py:1201 msgid "The comment has been saved." msgstr "Le commentaire a été enregistré." -#: pod/video/views.py:1193 pod/video/views.py:1218 +#: pod/video/views.py:1191 pod/video/views.py:1216 msgid "The note has been saved." msgstr "La note a été sauvegardée." -#: pod/video/views.py:1258 +#: pod/video/views.py:1256 msgid "The note has been deleted." msgstr "La note a été supprimée." -#: pod/video/views.py:1266 +#: pod/video/views.py:1264 msgid "The comment has been deleted." msgstr "Le commentaire a été supprimé." -#: pod/video/views.py:1312 pod/video/views.py:1315 pod/video/views.py:1321 +#: pod/video/views.py:1310 pod/video/views.py:1313 pod/video/views.py:1319 msgid "None" msgstr "Aucun" -#: pod/video/views.py:1334 +#: pod/video/views.py:1332 msgid "ID" msgstr "ID" -#: pod/video/views.py:1334 +#: pod/video/views.py:1332 msgid "Status" msgstr "Status" -#: pod/video/views.py:1335 +#: pod/video/views.py:1333 msgid "Parent note id" msgstr "Identifiant de note parent" -#: pod/video/views.py:1335 +#: pod/video/views.py:1333 msgid "Parent comment id" msgstr "ID du commentaire parent" -#: pod/video/views.py:1336 +#: pod/video/views.py:1334 msgid "Created on" msgstr "Créé le" -#: pod/video/views.py:1336 +#: pod/video/views.py:1334 msgid "Modified on" msgstr "Modifié le" -#: pod/video/views.py:1337 +#: pod/video/views.py:1335 msgid "Note timestamp" msgstr "Horodatage de la note" -#: pod/video/views.py:1364 pod/video/views.py:1392 +#: pod/video/views.py:1362 pod/video/views.py:1390 msgid "You cannot access to this view." msgstr "Vous ne pouvez pas accéder à cette vue." -#: pod/video/views.py:1512 -msgid "Pod video view statistics" -msgstr "Statistiques de visualisation des vidéos Pod" +#: pod/video/views.py:1511 +msgid "Pod video viewing statistics" +msgstr "Statistiques de visualisation des vidéos" #: pod/video/views.py:1518 #, python-format msgid "Video viewing statistics for %s" msgstr "Statistiques de visualisation de la vidéo %s" -#: pod/video/views.py:1521 +#: pod/video/views.py:1522 #, python-format msgid "Video viewing statistics for the channel %s" msgstr "Statistiques de visualisation des vidéos de la chaîne %s" -#: pod/video/views.py:1524 +#: pod/video/views.py:1526 #, python-format msgid "Video viewing statistics for the theme %s" msgstr "Statistiques de visualisation des vidéos du thème %s" -#: pod/video/views.py:1564 +#: pod/video/views.py:1568 #, python-format msgid "You do not have access rights to this video: %s " msgstr "Vous n'avez pas les droits d'accès à cette vidéo: %s " -#: pod/video/views.py:1580 +#: pod/video/views.py:1588 #, python-format msgid "The following video does not exist : %s" msgstr "La video suivante n'existe pas : %s" -#: pod/video/views.py:1771 +#: pod/video/views.py:1919 msgid "You do not have rights to delete this comment" msgstr "Vous n'avez pas les droits pour supprimer ce commentaire" -#: pod/video/views.py:1862 pod/video/views.py:1928 +#: pod/video/views.py:2010 pod/video/views.py:2076 msgid "One or many videos already have a category." msgstr "Une ou plusieurs vidéos possèdent déjà une catégorie." -#: pod/video/views.py:1898 pod/video/views.py:1968 +#: pod/video/views.py:2046 pod/video/views.py:2116 msgid "Title field is required" msgstr "Champ de titre est requis" -#: pod/video/views.py:1903 pod/video/views.py:1973 pod/video/views.py:2015 +#: pod/video/views.py:2051 pod/video/views.py:2121 pod/video/views.py:2163 msgid "Method Not Allowed" msgstr "Méthode non autorisée" -#: pod/video/views.py:1945 +#: pod/video/views.py:2093 msgid "Category updated successfully." msgstr "Catégorie mise à jour avec succès." -#: pod/video/views.py:1963 +#: pod/video/views.py:2111 msgid "You do not have rights to edit this category" msgstr "Vous n'avez pas les droits pour éditer cette catégorie" -#: pod/video/views.py:2009 +#: pod/video/views.py:2157 msgid "You do not have rights to delete this category" msgstr "Vous n'avez pas les droits pour supprimer cette catégorie" @@ -5439,6 +5566,9 @@ msgstr "Retirer les filtres" msgid "faceting" msgstr "facettage" -#: pod/video_search/views.py:55 +#: pod/video_search/views.py:57 msgid "Remove selection" msgstr "Retirer la sélection" + +#~ msgid "go to his web link" +#~ msgstr "suivre son lien web" diff --git a/pod/locale/fr/LC_MESSAGES/djangojs.mo b/pod/locale/fr/LC_MESSAGES/djangojs.mo index 0f157e8c55..37a8915e08 100644 Binary files a/pod/locale/fr/LC_MESSAGES/djangojs.mo and b/pod/locale/fr/LC_MESSAGES/djangojs.mo differ diff --git a/pod/locale/fr/LC_MESSAGES/djangojs.po b/pod/locale/fr/LC_MESSAGES/djangojs.po index 8497114e07..a499e668a9 100644 --- a/pod/locale/fr/LC_MESSAGES/djangojs.po +++ b/pod/locale/fr/LC_MESSAGES/djangojs.po @@ -1,22 +1,20 @@ -# SOME DESCRIPTIVE TITLE. -# Copyright (C) YEAR THE PACKAGE'S COPYRIGHT HOLDER -# This file is distributed under the same license as the PACKAGE package. -# FIRST AUTHOR , YEAR. +# Esup Pod JS French strings. +# This file is distributed under the same license as the POD package. # msgid "" msgstr "" "Project-Id-Version: Esup-Pod\n" "Report-Msgid-Bugs-To: \n" -"POT-Creation-Date: 2020-12-01 18:18+0100\n" -"PO-Revision-Date: 2020-04-30 12:12+0200\n" -"Last-Translator: Nicolas \n" +"POT-Creation-Date: 2021-01-29 15:49+0100\n" +"PO-Revision-Date: 2021-01-29 15:57+0100\n" +"Last-Translator: obado \n" "Language-Team: \n" "Language: fr\n" "MIME-Version: 1.0\n" "Content-Type: text/plain; charset=UTF-8\n" "Content-Transfer-Encoding: 8bit\n" "Plural-Forms: nplurals=2; plural=(n > 1);\n" -"X-Generator: Poedit 2.2.4\n" +"X-Generator: Poedit 2.4.2\n" #: pod/chapter/static/js/chapters.js:5 pod/chapter/static/js/chapters.js:7 #: pod/enrichment/static/js/enrichment.js:5 @@ -30,7 +28,7 @@ msgstr "Obtenir le temps du lecteur" #: pod/completion/static/js/completion.js:50 #: pod/enrichment/static/js/enrichment.js:17 msgid "Error getting form." -msgstr "Erreur lors de la récupération du formulaire" +msgstr "Erreur lors de la récupération du formulaire." #: pod/chapter/static/js/chapters.js:16 #: pod/completion/static/js/completion.js:50 @@ -111,24 +109,25 @@ msgid "no data could be stored." msgstr "aucune donnée ne peut être stockée." #: pod/completion/static/js/caption_maker.js:113 -msgid "Are you sure you want to delete all caption ?" -msgstr "Êtes-vous sûr(e) de vouloir supprimer les sous-titre ?" +msgid "Are you sure you want to delete all caption?" +msgstr "Êtes-vous sûr(e) de vouloir supprimer les sous-titre ?" #: pod/completion/static/js/completion.js:145 -msgid "Are you sure you want to delete this file ?" +#: pod/podfile/static/podfile/js/filewidget.js:277 +msgid "Are you sure you want to delete this file?" msgstr "Êtes-vous sûr(e) de vouloir supprimer ce fichier ?" #: pod/completion/static/js/completion.js:147 -msgid "Are you sure you want to delete this contributor ?" -msgstr "Êtes-vous sûr(e) de vouloir supprimer ce contributeur ?" +msgid "Are you sure you want to delete this contributor?" +msgstr "Êtes-vous sûr(e) de vouloir supprimer ce contributeur ?" #: pod/completion/static/js/completion.js:149 -msgid "Are you sure you want to delete this document ?" -msgstr "Êtes-vous sûr(e) de vouloir supprimer ce document ?" +msgid "Are you sure you want to delete this document?" +msgstr "Êtes-vous sûr(e) de vouloir supprimer ce document ?" #: pod/completion/static/js/completion.js:151 -msgid "Are you sure you want to delete this overlay ?" -msgstr "Êtes-vous sûr(e) de vouloir supprimer cette superposition ?" +msgid "Are you sure you want to delete this overlay?" +msgstr "Êtes-vous sûr(e) de vouloir supprimer cette superposition ?" #: pod/completion/static/js/completion.js:195 pod/main/static/js/main.js:265 msgid "Changes have been saved." @@ -369,11 +368,13 @@ msgid "Are you sure you want to delete this element?" msgstr "Êtes-vous sûr(e) de vouloir supprimer cet élément ?" #: pod/main/static/js/main.js:286 +#: pod/podfile/static/podfile/js/filewidget.js:114 #: pod/podfile/static/podfile/js/filewidget.js:391 msgid "Error during exchange" msgstr "Erreur durant le téléversement" #: pod/main/static/js/main.js:286 +#: pod/podfile/static/podfile/js/filewidget.js:114 msgid "No data could be stored." msgstr "Aucune donnée ne peut être stockée." @@ -394,14 +395,18 @@ msgid "Errors appear in the form, please correct them" msgstr "Des erreurs sont présentes dans le formulaire, veuillez les corriger" #: pod/main/static/js/main.js:513 -msgid "The file size exceeds the maximum allowed value :" -msgstr "La fichier dépasse la taille maximum autorisée :" +msgid "The file size exceeds the maximum allowed value:" +msgstr "Le fichier dépasse la taille maximum autorisée :" + +#: pod/main/static/js/main.js:513 +msgid " GB." +msgstr " Go." #: pod/main/static/js/main.js:528 -msgid "The file extension not in the allowed extension :" +msgid "The file extension not in the allowed extension:" msgstr "" "Cette extension de fichier n'est pas présente dans les extensions " -"autorisées :" +"autorisées :" #: pod/podfile/static/podfile/js/filewidget.js:11 msgid "Change image" @@ -422,12 +427,16 @@ msgstr "Ce dossier est vide" #: pod/podfile/static/podfile/js/filewidget.js:134 #: pod/podfile/static/podfile/js/filewidget.js:141 msgid "Change" -msgstr "Changer de fichier" +msgstr "Changer" #: pod/podfile/static/podfile/js/filewidget.js:149 msgid "Enter new name of folder" msgstr "Indiquer un nouveau nom au dossier" +#: pod/podfile/static/podfile/js/filewidget.js:167 +msgid "Remove" +msgstr "Retirer" + #: pod/podfile/static/podfile/js/filewidget.js:180 #: pod/podfile/static/podfile/js/filewidget.js:202 #: pod/podfile/static/podfile/js/filewidget.js:235 @@ -441,69 +450,64 @@ msgstr "Ajouter" #: pod/podfile/static/podfile/js/filewidget.js:268 msgid "Are you sure you want to delete this folder?" -msgstr "Êtes-vous sûr(e) de vouloir supprimer ce dossier ?" - -#: pod/podfile/static/podfile/js/filewidget.js:277 -msgid "Are you sure you want to delete this file?" -msgstr "Êtes-vous sûr(e) de vouloir supprimer ce fichier ?" +msgstr "Êtes-vous sûr(e) de vouloir supprimer ce dossier ?" #: pod/podfile/static/podfile/js/filewidget.js:477 msgid "See more" msgstr "Voir plus" -#: pod/video/static/js/comment-script.js:61 -#: pod/video/static/js/comment-script.js:166 +#: pod/video/static/js/comment-script.js:25 +msgid "Answer" +msgstr "Réponse" + +#: pod/video/static/js/comment-script.js:26 +msgid "Answers" +msgstr "Réponses" + +#: pod/video/static/js/comment-script.js:76 +#: pod/video/static/js/comment-script.js:181 msgid "Delete" msgstr "Supprimer" -#: pod/video/static/js/comment-script.js:80 +#: pod/video/static/js/comment-script.js:87 msgid "Cancel" msgstr "Annuler" -#: pod/video/static/js/comment-script.js:143 -msgid "Answer comment icon" -msgstr "Icon réponse commentaire" +#: pod/video/static/js/comment-script.js:148 +msgid "Agree with the comment" +msgstr "D'accord avec ce commentaire" -#: pod/video/static/js/comment-script.js:143 -msgid "Answer" -msgstr "Répondre" +#: pod/video/static/js/comment-script.js:165 +msgid "Reply to comment" +msgstr "Répondre au commentaire" -#: pod/video/static/js/comment-script.js:152 -msgid "Comment vote icon" -msgstr "Icon vote commentaire" +#: pod/video/static/js/comment-script.js:165 +msgid "Reply" +msgstr "Répondre" -#: pod/video/static/js/comment-script.js:163 -msgid "Comment delete icon" -msgstr "Icon suppression commentaire" +#: pod/video/static/js/comment-script.js:178 +msgid "Remove this comment" +msgstr "Supprimer ce commentaire" -#: pod/video/static/js/comment-script.js:180 +#: pod/video/static/js/comment-script.js:194 msgid "Add a public comment" msgstr "Ajouter un commentaire public" -#: pod/video/static/js/comment-script.js:261 -msgid "Comment show children icon" -msgstr "Icon affichage commentaire enfant" - -#: pod/video/static/js/comment-script.js:264 -#: pod/video/static/js/comment-script.js:571 -msgid "Show responses" +#: pod/video/static/js/comment-script.js:282 +msgid "Show answers" msgstr "Afficher les réponses" -#: pod/video/static/js/comment-script.js:427 +#: pod/video/static/js/comment-script.js:442 msgid "Comment has been deleted successfully." msgstr "Commentaire a été supprimé avec succès." -#: pod/video/static/js/comment-script.js:569 -msgid "Hide responses" -msgstr "Cacher les réponses" - #: pod/video/static/js/validate-date_delete-field.js:26 msgid "The date must be before or equal to" msgstr "La date doit être anterieure ou égale à" #: pod/video/static/js/video_category.js:25 msgid "Category changes saved successfully" -msgstr "Les changements sur la catégorie ont été sauvegardés avec succès." +msgstr "Les changements sur la catégorie ont été sauvegardés avec succès" #: pod/video/static/js/video_category.js:26 msgid "You cannot add two categories with the same title." @@ -511,12 +515,12 @@ msgstr "Vous ne pouvez pas ajouter deux catégories avec le même titre." #: pod/video/static/js/video_category.js:27 msgid "Category deleted successfully" -msgstr "Catégorie supprimée avec succès." +msgstr "Catégorie supprimée avec succès" #: pod/video/static/js/video_category.js:28 msgid "An error occured, please refresh the page and try again." msgstr "" -"Une erreur est survenue, Veuillez recharger la page et rééssayer à nouveau." +"Une erreur est survenue, veuillez recharger la page et réessayer à nouveau." #: pod/video/static/js/video_category.js:29 msgid "Category title field is required." @@ -538,6 +542,16 @@ msgstr "vidéo trouvée" msgid "Sorry, no video found" msgstr "Désolé, aucune vidéo trouvée" +#: pod/video/static/js/video_category.js:380 +#: pod/video/static/js/video_category.js:484 +msgid "Video content." +msgstr "Contenu vidéo." + +#: pod/video/static/js/video_category.js:381 +#: pod/video/static/js/video_category.js:492 +msgid "Audio content." +msgstr "Contenu audio." + #: pod/video/static/js/video_category.js:391 msgid "Edit the category" msgstr "Éditer la catégorie" @@ -546,17 +560,33 @@ msgstr "Éditer la catégorie" msgid "Delete the category" msgstr "Supprimer la catégorie" +#: pod/video/static/js/video_category.js:456 +msgid "This content is password protected." +msgstr "Ce contenu est protégé par mot de passe." + #: pod/video/static/js/video_category.js:465 msgid "This content is chaptered." -msgstr "Ce contenu est chapitré" +msgstr "Ce contenu est chapitré." #: pod/video/static/js/video_category.js:474 msgid "This content is in draft." -msgstr "Ce contenu est en privé" +msgstr "Ce contenu est en brouillon." -#: pod/video/static/js/video_category.js:492 -msgid "Audio content." -msgstr "Contenu audio" +#: pod/video/static/js/video_category.js:497 +msgid "Edit the video" +msgstr "Éditer la vidéo" + +#: pod/video/static/js/video_category.js:498 +msgid "Complete the video" +msgstr "Compléter la vidéo" + +#: pod/video/static/js/video_category.js:499 +msgid "Chapter the video" +msgstr "Chapitrer la vidéo" + +#: pod/video/static/js/video_category.js:500 +msgid "Delete the video" +msgstr "Supprimer la vidéo" #: pod/video/static/js/video_category.js:549 msgid "Success.." @@ -568,7 +598,7 @@ msgstr "Erreur.." #: pod/video/static/js/video_category.js:768 msgid "Category created successfully" -msgstr "Catégorie créée avec succès." +msgstr "Catégorie créée avec succès" #: pod/video/static/js/video_category.js:788 msgid "Create category" diff --git a/pod/locale/nl/LC_MESSAGES/django.mo b/pod/locale/nl/LC_MESSAGES/django.mo index 8aad45e308..64753a5d34 100644 Binary files a/pod/locale/nl/LC_MESSAGES/django.mo and b/pod/locale/nl/LC_MESSAGES/django.mo differ diff --git a/pod/locale/nl/LC_MESSAGES/django.po b/pod/locale/nl/LC_MESSAGES/django.po index 5cfd07bacd..98fc98338d 100644 --- a/pod/locale/nl/LC_MESSAGES/django.po +++ b/pod/locale/nl/LC_MESSAGES/django.po @@ -1,37 +1,35 @@ -# SOME DESCRIPTIVE TITLE. -# Copyright (C) YEAR THE PACKAGE'S COPYRIGHT HOLDER -# This file is distributed under the same license as the PACKAGE package. -# FIRST AUTHOR , YEAR. +# Esup Pod main dutch strings. +# This file is distributed under the same license as the POD package. # msgid "" msgstr "" -"Project-Id-Version: \n" +"Project-Id-Version: Pod\n" "Report-Msgid-Bugs-To: \n" -"POT-Creation-Date: 2020-11-26 10:01+0000\n" -"PO-Revision-Date: 2018-07-03 13:41+0100\n" -"Last-Translator: Nicolas \n" -"Language-Team: LANGUAGE \n" +"POT-Creation-Date: 2021-01-29 14:49+0000\n" +"PO-Revision-Date: 2021-01-22 12:27+0100\n" +"Last-Translator: obado \n" +"Language-Team: \n" "Language: nl_NL\n" "MIME-Version: 1.0\n" "Content-Type: text/plain; charset=UTF-8\n" "Content-Transfer-Encoding: 8bit\n" "Plural-Forms: nplurals=2; plural=(n != 1);\n" -"X-Generator: Poedit 1.6.4\n" +"X-Generator: Poedit 2.4.2\n" #: pod/authentication/admin.py:93 pod/main/forms.py:51 msgid "Email" msgstr "E-mail" #: pod/authentication/admin.py:130 pod/authentication/models.py:75 -#: pod/video/admin.py:148 +#: pod/video/admin.py:154 msgid "Establishment" msgstr "" #: pod/authentication/forms.py:60 pod/authentication/forms.py:61 #: pod/bbb/models.py:141 pod/main/templates/navbar.html:22 #: pod/main/templates/navbar_collapse.html:76 pod/podfile/models.py:37 -#: pod/video/forms.py:234 pod/video/forms.py:577 pod/video/forms.py:581 -#: pod/video/models.py:247 pod/video/templates/videos/filter_aside.html:13 +#: pod/video/forms.py:234 pod/video/forms.py:578 pod/video/forms.py:582 +#: pod/video/models.py:248 pod/video/templates/videos/filter_aside.html:13 msgid "Users" msgstr "" @@ -92,7 +90,7 @@ msgid "registered-reader" msgstr "" #: pod/authentication/models.py:68 pod/recorder/models.py:266 -#: pod/video/models.py:1418 pod/video/models.py:1467 pod/video/views.py:1281 +#: pod/video/models.py:1421 pod/video/models.py:1473 pod/video/views.py:1306 msgid "Comment" msgstr "" @@ -115,10 +113,10 @@ msgstr "" #: pod/authentication/templates/registration/login.html:9 #: pod/authentication/templates/registration/login.html:12 -#: pod/authentication/templates/registration/login.html:64 +#: pod/authentication/templates/registration/login.html:63 #: pod/main/templates/navbar.html:117 msgid "Log in" -msgstr "Log in" +msgstr "Inloggen" #: pod/authentication/templates/registration/login.html:17 msgid "Please correct the error below." @@ -131,11 +129,11 @@ msgstr "" #: pod/authentication/templates/registration/login.html:33 #, python-format msgid "" -"You are authenticated as %(username)s, but are not authorized to access this " +"You are authenticated as %(user)s, but are not authorized to access this " "page. Would you like to login to a different account?" msgstr "" -#: pod/authentication/templates/registration/login.html:60 +#: pod/authentication/templates/registration/login.html:59 msgid "Forgotten your password or username?" msgstr "" @@ -154,7 +152,7 @@ msgstr "" #: pod/playlist/views.py:140 #: pod/recorder/templates/recorder/add_recording.html:36 #: pod/recorder/templates/recorder/record_delete.html:32 -#: pod/recorder/views.py:148 pod/recorder/views.py:309 +#: pod/recorder/views.py:149 pod/recorder/views.py:318 #: pod/video/templates/channel/channel_edit.html:48 #: pod/video/templates/videos/video-form.html:10 #: pod/video/templates/videos/video_delete.html:33 @@ -163,8 +161,8 @@ msgstr "" #: pod/video/templates/videos/video_note_comments_display.html:148 #: pod/video/templates/videos/video_note_display.html:27 #: pod/video/templates/videos/video_notes.html:80 -#: pod/video/templates/videos/video_notes.html:116 pod/video/views.py:257 -#: pod/video/views.py:717 pod/video/views.py:771 pod/video/views.py:1201 +#: pod/video/templates/videos/video_notes.html:116 pod/video/views.py:259 +#: pod/video/views.py:742 pod/video/views.py:796 pod/video/views.py:1226 #: pod/video_search/templates/search/search.html:42 msgid "One or more errors have been found in the form." msgstr "" @@ -234,7 +232,7 @@ msgstr "" msgid "Session date" msgstr "" -#: pod/bbb/models.py:40 pod/video/models.py:645 pod/video/models.py:1324 +#: pod/bbb/models.py:40 pod/video/models.py:646 pod/video/models.py:1327 msgid "Encoding step" msgstr "" @@ -338,7 +336,7 @@ msgstr "" msgid "Waiting for encoding" msgstr "" -#: pod/bbb/templates/bbb/card.html:40 pod/video/models.py:574 +#: pod/bbb/templates/bbb/card.html:40 pod/video/models.py:575 msgid "Encoding in progress" msgstr "" @@ -440,24 +438,24 @@ msgid "File to import" msgstr "" #: pod/chapter/models.py:14 pod/completion/models.py:53 -#: pod/enrichment/models.py:114 pod/video/models.py:590 +#: pod/enrichment/models.py:114 pod/video/models.py:591 msgid "video" msgstr "" #: pod/chapter/models.py:15 pod/enrichment/models.py:115 -#: pod/recorder/models.py:259 pod/video/models.py:422 +#: pod/recorder/models.py:259 pod/video/models.py:423 msgid "title" msgstr "titel" #: pod/chapter/models.py:17 pod/enrichment/models.py:117 -#: pod/video/models.py:424 +#: pod/video/models.py:425 msgid "slug" msgstr "" #: pod/chapter/models.py:20 pod/completion/models.py:262 #: pod/enrichment/models.py:120 pod/live/models.py:71 pod/playlist/models.py:17 -#: pod/video/models.py:223 pod/video/models.py:307 pod/video/models.py:400 -#: pod/video/models.py:426 pod/video/models.py:467 +#: pod/video/models.py:224 pod/video/models.py:308 pod/video/models.py:401 +#: pod/video/models.py:427 pod/video/models.py:468 pod/video/models.py:1539 msgid "" "Used to access this instance, the \"slug\" is a short label containing only " "letters, numbers, underscore or dash top." @@ -528,6 +526,8 @@ msgstr "" #: pod/chapter/templates/chapter/form_chapter.html:31 #: pod/enrichment/templates/enrichment/form_enrichment.html:31 #: pod/video/templates/channel/form_theme.html:47 +#: pod/video/templates/videos/category_modal.html:45 +#: pod/video/templates/videos/category_modal.html:65 #: pod/video/templates/videos/video_note_display.html:43 #: pod/video/templates/videos/video_notes.html:95 #: pod/video/templates/videos/video_notes.html:130 @@ -549,8 +549,8 @@ msgstr "" #: pod/enrichment/templates/enrichment/list_enrichment.html:10 #: pod/main/models.py:103 pod/main/views.py:165 pod/playlist/models.py:12 #: pod/playlist/templates/playlist/playlist_element_list.html:11 -#: pod/video/models.py:214 pod/video/models.py:300 pod/video/models.py:396 -#: pod/video/models.py:459 pod/video/templates/channel/list_theme.html:9 +#: pod/video/models.py:215 pod/video/models.py:301 pod/video/models.py:397 +#: pod/video/models.py:460 pod/video/templates/channel/list_theme.html:9 msgid "Title" msgstr "" @@ -578,6 +578,7 @@ msgstr "" #: pod/podfile/templates/podfile/list_folder_files.html:127 #: pod/recorder/templates/recorder/record_delete.html:9 #: pod/video/templates/channel/list_theme.html:35 +#: pod/video/templates/videos/category_modal.html:66 #: pod/video/templates/videos/video_delete.html:10 msgid "Delete" msgstr "" @@ -594,7 +595,7 @@ msgstr "" #: pod/interactive/templates/interactive/group_interactive.html:10 #: pod/main/templates/navbar.html:94 #: pod/video/templates/videos/add_video.html:12 -#: pod/video/templates/videos/my_videos.html:6 +#: pod/video/templates/videos/my_videos.html:11 #: pod/video/templates/videos/video_collaborate.html:12 #: pod/video/templates/videos/video_delete.html:8 #: pod/video/templates/videos/video_edit.html:13 @@ -739,7 +740,7 @@ msgstr "" msgid "Contributor" msgstr "" -#: pod/completion/models.py:64 pod/video/templates/videos/video-info.html:59 +#: pod/completion/models.py:64 msgid "Contributors" msgstr "" @@ -768,10 +769,10 @@ msgstr "" #: pod/completion/templates/video_caption_maker.html:85 #: pod/enrichment/models.py:291 pod/enrichment/models.py:322 #: pod/interactive/models.py:16 pod/interactive/models.py:37 -#: pod/playlist/models.py:79 pod/recorder/models.py:78 pod/video/models.py:455 -#: pod/video/models.py:954 pod/video/models.py:1102 pod/video/models.py:1170 -#: pod/video/models.py:1224 pod/video/models.py:1273 pod/video/models.py:1291 -#: pod/video/models.py:1312 +#: pod/playlist/models.py:79 pod/recorder/models.py:78 pod/video/models.py:456 +#: pod/video/models.py:957 pod/video/models.py:1105 pod/video/models.py:1173 +#: pod/video/models.py:1227 pod/video/models.py:1276 pod/video/models.py:1294 +#: pod/video/models.py:1315 msgid "Video" msgstr "" @@ -779,7 +780,7 @@ msgstr "" #: pod/completion/templates/document/list_document.html:10 #: pod/enrichment/models.py:147 #: pod/enrichment/templates/enrichment/video_enrichment.html:126 -#: pod/podfile/models.py:164 pod/video/templates/videos/video-info.html:138 +#: pod/podfile/models.py:164 msgid "Document" msgstr "" @@ -875,8 +876,8 @@ msgid "left" msgstr "" #: pod/completion/models.py:259 pod/live/models.py:69 pod/playlist/models.py:14 -#: pod/video/models.py:221 pod/video/models.py:305 pod/video/models.py:398 -#: pod/video/models.py:465 +#: pod/video/models.py:222 pod/video/models.py:306 pod/video/models.py:399 +#: pod/video/models.py:466 pod/video/models.py:1537 msgid "Slug" msgstr "" @@ -892,7 +893,7 @@ msgstr "" msgid "End time of the overlay, in seconds." msgstr "" -#: pod/completion/models.py:279 pod/video/views.py:1310 +#: pod/completion/models.py:279 pod/video/views.py:1335 msgid "Content" msgstr "" @@ -1277,26 +1278,30 @@ msgid "" "want to display with the option \"Show background\"" msgstr "" -#: pod/completion/views.py:45 pod/completion/views.py:100 -#: pod/completion/views.py:137 pod/completion/views.py:320 -#: pod/completion/views.py:499 pod/completion/views.py:719 +#: pod/completion/views.py:47 pod/completion/views.py:102 +#: pod/completion/views.py:139 pod/completion/views.py:322 +#: pod/completion/views.py:501 pod/completion/views.py:721 msgid "You cannot complement this video." msgstr "" -#: pod/completion/views.py:73 +#: pod/completion/views.py:75 msgid "The file has been saved." msgstr "" -#: pod/completion/views.py:77 +#: pod/completion/views.py:79 msgid "The file has not been saved." msgstr "" -#: pod/completion/views.py:235 pod/completion/views.py:411 -#: pod/completion/views.py:812 pod/podfile/views.py:468 -#: pod/podfile/views.py:518 pod/video/views.py:347 pod/video/views.py:1359 +#: pod/completion/views.py:237 pod/completion/views.py:413 +#: pod/completion/views.py:814 pod/podfile/views.py:468 +#: pod/podfile/views.py:518 pod/video/views.py:349 pod/video/views.py:1384 msgid "Please correct errors" msgstr "" +#: pod/custom/settings_local.py:76 +msgid "Dutch (Netherlands)" +msgstr "" + #: pod/enrichment/apps.py:7 msgid "Enrichment version" msgstr "" @@ -1317,7 +1322,7 @@ msgstr "" #: pod/enrichment/forms.py:35 pod/enrichment/models.py:326 #: pod/interactive/forms.py:13 pod/interactive/models.py:41 -#: pod/podfile/models.py:33 pod/recorder/models.py:161 pod/video/models.py:556 +#: pod/podfile/models.py:33 pod/recorder/models.py:161 pod/video/models.py:557 msgid "Groups" msgstr "" @@ -1359,9 +1364,8 @@ msgstr "" #: pod/enrichment/models.py:137 #: pod/enrichment/templates/enrichment/list_enrichment.html:11 -#: pod/video/forms.py:101 pod/video/models.py:417 pod/video/models.py:472 -#: pod/video/templates/videos/video-info.html:84 pod/video/views.py:1307 -#: pod/video_search/templates/search/search.html:77 +#: pod/video/forms.py:101 pod/video/models.py:418 pod/video/models.py:473 +#: pod/video/views.py:1332 pod/video_search/templates/search/search.html:77 msgid "Type" msgstr "" @@ -1782,7 +1786,7 @@ msgstr "" msgid "You cannot add interactivity to this video." msgstr "" -#: pod/live/forms.py:51 pod/video/forms.py:188 pod/video/forms.py:705 +#: pod/live/forms.py:51 pod/video/forms.py:188 pod/video/forms.py:706 msgid "Password" msgstr "" @@ -1791,7 +1795,7 @@ msgid "name" msgstr "" #: pod/live/models.py:31 pod/live/templates/live/live.html:94 -#: pod/video/models.py:234 pod/video/models.py:318 +#: pod/video/models.py:235 pod/video/models.py:319 #: pod/video/templates/channel/channel.html:79 #: pod/video/templates/channel/channel.html:90 #: pod/video/templates/channel/channel_edit.html:38 @@ -1862,7 +1866,7 @@ msgid "Enable viewers count on live." msgstr "" #: pod/live/models.py:102 pod/recorder/models.py:155 pod/video/forms.py:184 -#: pod/video/models.py:550 +#: pod/video/models.py:551 msgid "Restricted access" msgstr "" @@ -1878,7 +1882,7 @@ msgstr "" msgid "Live is accessible from the Live tab" msgstr "" -#: pod/live/models.py:112 pod/recorder/models.py:164 pod/video/models.py:559 +#: pod/live/models.py:112 pod/recorder/models.py:164 pod/video/models.py:560 msgid "password" msgstr "" @@ -1987,7 +1991,7 @@ msgstr "" msgid "You cannot view this page." msgstr "" -#: pod/live/views.py:91 pod/video/views.py:627 +#: pod/live/views.py:91 pod/video/views.py:652 msgid "The password is incorrect." msgstr "" @@ -2032,8 +2036,8 @@ msgid "Other (please specify)" msgstr "" #: pod/main/forms.py:50 pod/podfile/models.py:27 pod/podfile/models.py:105 -#: pod/podfile/templates/podfile/home_content.html:32 pod/video/models.py:1095 -#: pod/video/models.py:1167 pod/video/models.py:1221 +#: pod/podfile/templates/podfile/home_content.html:32 pod/video/models.py:1098 +#: pod/video/models.py:1170 pod/video/models.py:1224 msgid "Name" msgstr "" @@ -2047,7 +2051,7 @@ msgstr "" #: pod/main/forms.py:60 pod/main/models.py:142 pod/playlist/models.py:22 #: pod/video/forms.py:111 pod/video/forms.py:225 pod/video/forms.py:251 -#: pod/video/models.py:227 pod/video/models.py:311 pod/video/models.py:493 +#: pod/video/models.py:228 pod/video/models.py:312 pod/video/models.py:494 msgid "Description" msgstr "" @@ -2749,16 +2753,14 @@ msgid "Share on" msgstr "" #: pod/main/templates/aside.html:21 pod/main/templates/aside.html:27 -#: pod/recorder/models.py:188 pod/video/forms.py:134 pod/video/models.py:444 -#: pod/video/models.py:522 pod/video/templates/videos/filter_aside.html:56 -#: pod/video/templates/videos/video-info.html:90 +#: pod/recorder/models.py:188 pod/video/forms.py:134 pod/video/models.py:445 +#: pod/video/models.py:523 pod/video/templates/videos/filter_aside.html:56 msgid "Disciplines" msgstr "" #: pod/main/templates/aside.html:40 pod/recorder/models.py:184 -#: pod/video/forms.py:130 pod/video/models.py:518 +#: pod/video/forms.py:130 pod/video/models.py:519 #: pod/video/templates/videos/filter_aside.html:78 -#: pod/video/templates/videos/video-info.html:15 #: pod/video_search/templates/search/search.html:89 msgid "Tags" msgstr "" @@ -2798,19 +2800,29 @@ msgstr "" msgid "Fields marked with an asterisk are mandatory." msgstr "" -#: pod/main/templates/footer.html:27 +#: pod/main/templates/footer.html:29 +msgid "" +"Esup Portal: Community of French higher education establishments for digital " +"innovation" +msgstr "" + +#: pod/main/templates/footer.html:29 +msgid "Esup Portal" +msgstr "" + +#: pod/main/templates/footer.html:30 msgid "Pod Project" msgstr "" -#: pod/main/templates/footer.html:30 pod/video/feeds.py:107 +#: pod/main/templates/footer.html:34 pod/video/feeds.py:107 msgid "video platform of" msgstr "" -#: pod/main/templates/footer.html:30 +#: pod/main/templates/footer.html:34 msgid "Release" msgstr "" -#: pod/main/templates/footer.html:30 +#: pod/main/templates/footer.html:34 msgid "videos availables" msgstr "" @@ -2859,11 +2871,11 @@ msgid "Return to homepage" msgstr "" #: pod/main/templates/navbar.html:17 pod/recorder/models.py:194 -#: pod/video/forms.py:170 pod/video/models.py:260 pod/video/models.py:528 +#: pod/video/forms.py:170 pod/video/models.py:261 pod/video/models.py:529 msgid "Channels" msgstr "" -#: pod/main/templates/navbar.html:27 pod/video/models.py:418 +#: pod/main/templates/navbar.html:27 pod/video/models.py:419 #: pod/video/templates/videos/filter_aside.html:34 msgid "Types" msgstr "" @@ -2871,8 +2883,9 @@ msgstr "" #: pod/main/templates/navbar.html:53 pod/main/templates/navbar.html:55 #: pod/main/templates/navbar_collapse.html:85 #: pod/main/templates/navbar_collapse.html:86 -#: pod/video/templates/videos/filter_aside.html:15 pod/video_search/forms.py:8 -#: pod/video_search/templates/search/search.html:8 +#: pod/video/templates/videos/filter_aside.html:15 +#: pod/video/templates/videos/filter_aside_category.html:24 +#: pod/video_search/forms.py:8 pod/video_search/templates/search/search.html:8 #: pod/video_search/templates/search/search.html:17 #: pod/video_search/templates/search/search.html:38 msgid "Search" @@ -2963,7 +2976,7 @@ msgstr "" #: pod/playlist/models.py:20 #: pod/playlist/templates/playlist/playlist_element_list.html:12 -#: pod/podfile/models.py:30 pod/video/admin.py:162 pod/video/models.py:476 +#: pod/podfile/models.py:30 pod/video/admin.py:168 pod/video/models.py:477 #: pod/video_search/templates/search/search.html:65 msgid "Owner" msgstr "" @@ -2972,7 +2985,7 @@ msgstr "" msgid "Short description of the playlist." msgstr "" -#: pod/playlist/models.py:28 pod/video/models.py:250 +#: pod/playlist/models.py:28 pod/video/models.py:251 msgid "Visible" msgstr "" @@ -3074,8 +3087,7 @@ msgid "Thumbnail" msgstr "" #: pod/playlist/templates/playlist/playlist_element_list.html:13 -#: pod/video/feeds.py:188 pod/video/models.py:568 pod/video/models.py:705 -#: pod/video/templates/videos/video-info.html:79 +#: pod/video/feeds.py:188 pod/video/models.py:569 pod/video/models.py:706 msgid "Duration" msgstr "" @@ -3331,7 +3343,7 @@ msgstr "" msgid "If checked, record will be deleted instead of saving it" msgstr "" -#: pod/recorder/forms.py:74 pod/video/forms.py:715 +#: pod/recorder/forms.py:74 pod/video/forms.py:716 msgid "I agree" msgstr "" @@ -3339,49 +3351,49 @@ msgstr "" msgid "Delete this record cannot be undo" msgstr "" -#: pod/recorder/models.py:30 pod/video/models.py:62 +#: pod/recorder/models.py:30 pod/video/models.py:63 msgid "None / All" msgstr "" -#: pod/recorder/models.py:31 pod/video/models.py:63 +#: pod/recorder/models.py:31 pod/video/models.py:64 msgid "Bachelor’s Degree" msgstr "" -#: pod/recorder/models.py:32 pod/video/models.py:64 +#: pod/recorder/models.py:32 pod/video/models.py:65 msgid "Master’s Degree" msgstr "" -#: pod/recorder/models.py:33 pod/video/models.py:65 +#: pod/recorder/models.py:33 pod/video/models.py:66 msgid "Doctorate" msgstr "" -#: pod/recorder/models.py:34 pod/video/models.py:66 pod/video/views.py:163 +#: pod/recorder/models.py:34 pod/video/models.py:67 pod/video/views.py:164 msgid "Other" msgstr "" -#: pod/recorder/models.py:39 pod/video/forms.py:145 pod/video/models.py:77 +#: pod/recorder/models.py:39 pod/video/forms.py:145 pod/video/models.py:78 msgid "Attribution 4.0 International (CC BY 4.0)" msgstr "" -#: pod/recorder/models.py:40 pod/video/forms.py:148 pod/video/models.py:78 +#: pod/recorder/models.py:40 pod/video/forms.py:148 pod/video/models.py:79 msgid "Attribution-NoDerivatives 4.0 International (CC BY-ND 4.0)" msgstr "" -#: pod/recorder/models.py:44 pod/video/forms.py:152 pod/video/models.py:82 +#: pod/recorder/models.py:44 pod/video/forms.py:152 pod/video/models.py:83 msgid "" "Attribution-NonCommercial-NoDerivatives 4.0 International (CC BY-NC-ND 4.0)" msgstr "" -#: pod/recorder/models.py:47 pod/video/forms.py:156 pod/video/models.py:85 +#: pod/recorder/models.py:47 pod/video/forms.py:156 pod/video/models.py:86 msgid "Attribution-NonCommercial 4.0 International (CC BY-NC 4.0)" msgstr "" -#: pod/recorder/models.py:50 pod/video/forms.py:161 pod/video/models.py:88 +#: pod/recorder/models.py:50 pod/video/forms.py:161 pod/video/models.py:89 msgid "" "Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0)" msgstr "" -#: pod/recorder/models.py:54 pod/video/forms.py:167 pod/video/models.py:92 +#: pod/recorder/models.py:54 pod/video/forms.py:167 pod/video/models.py:93 msgid "Attribution-ShareAlike 4.0 International (CC BY-SA 4.0)" msgstr "" @@ -3431,103 +3443,101 @@ msgstr "" msgid "Video type by default." msgstr "" -#: pod/recorder/models.py:148 pod/video/forms.py:180 pod/video/models.py:543 +#: pod/recorder/models.py:148 pod/video/forms.py:180 pod/video/models.py:544 msgid "Draft" msgstr "" -#: pod/recorder/models.py:150 pod/video/models.py:545 +#: pod/recorder/models.py:150 pod/video/models.py:546 msgid "" "If this box is checked, the video will be visible and accessible only by you " "and the additional owners." msgstr "" -#: pod/recorder/models.py:157 pod/video/models.py:552 +#: pod/recorder/models.py:157 pod/video/models.py:553 msgid "" "If this box is checked, the video will only be accessible to authenticated " "users." msgstr "" -#: pod/recorder/models.py:162 pod/video/models.py:557 +#: pod/recorder/models.py:162 pod/video/models.py:558 msgid "Select one or more groups who can access to this video" msgstr "" -#: pod/recorder/models.py:166 pod/video/models.py:561 +#: pod/recorder/models.py:166 pod/video/models.py:562 msgid "Viewing this video will not be possible without this password." msgstr "" -#: pod/recorder/models.py:169 pod/video/forms.py:120 pod/video/models.py:503 +#: pod/recorder/models.py:169 pod/video/forms.py:120 pod/video/models.py:504 #: pod/video_search/templates/search/search.html:140 msgid "University course" msgstr "" -#: pod/recorder/models.py:171 pod/video/forms.py:121 pod/video/models.py:505 +#: pod/recorder/models.py:171 pod/video/forms.py:121 pod/video/models.py:506 msgid "Select an university course as audience target of the content." msgstr "" -#: pod/recorder/models.py:174 pod/video/forms.py:127 pod/video/models.py:508 -#: pod/video/templates/videos/video-info.html:85 +#: pod/recorder/models.py:174 pod/video/forms.py:127 pod/video/models.py:509 #: pod/video_search/templates/search/search.html:127 msgid "Main language" msgstr "" -#: pod/recorder/models.py:176 pod/video/forms.py:128 pod/video/models.py:510 +#: pod/recorder/models.py:176 pod/video/forms.py:128 pod/video/models.py:511 msgid "Select the main language used in the content." msgstr "" -#: pod/recorder/models.py:178 pod/video/forms.py:199 pod/video/models.py:512 +#: pod/recorder/models.py:178 pod/video/forms.py:199 pod/video/models.py:513 #: pod/video/templates/videos/add_video.html:52 #: pod/video/templates/videos/add_video.html:98 msgid "Transcript" msgstr "" -#: pod/recorder/models.py:179 pod/video/models.py:513 +#: pod/recorder/models.py:179 pod/video/models.py:514 #: pod/video/templates/videos/add_video.html:53 msgid "Check this box if you want to transcript the audio.(beta version)" msgstr "" -#: pod/recorder/models.py:182 pod/video/models.py:516 +#: pod/recorder/models.py:182 pod/video/models.py:517 msgid "" "Separate tags with spaces, enclose the tags consist of several words in " "quotation marks." msgstr "" -#: pod/recorder/models.py:190 pod/video/forms.py:141 pod/video/models.py:524 -#: pod/video/templates/videos/video-info.html:99 +#: pod/recorder/models.py:190 pod/video/forms.py:141 pod/video/models.py:525 msgid "Licence" msgstr "" -#: pod/recorder/models.py:198 pod/video/forms.py:170 pod/video/models.py:391 -#: pod/video/models.py:532 +#: pod/recorder/models.py:198 pod/video/forms.py:170 pod/video/models.py:392 +#: pod/video/models.py:533 msgid "Themes" msgstr "" #: pod/recorder/models.py:200 pod/video/forms.py:138 pod/video/forms.py:174 -#: pod/video/models.py:534 +#: pod/video/models.py:535 pod/video/models.py:1534 msgid "" "Hold down \"Control\", or \"Command\" on a Mac, to select more than one." msgstr "" -#: pod/recorder/models.py:203 pod/video/models.py:537 +#: pod/recorder/models.py:203 pod/video/models.py:538 msgid "allow downloading" msgstr "" -#: pod/recorder/models.py:204 pod/video/models.py:538 +#: pod/recorder/models.py:204 pod/video/models.py:539 msgid "Check this box if you to allow downloading of the encoded files" msgstr "" -#: pod/recorder/models.py:207 pod/video/models.py:539 +#: pod/recorder/models.py:207 pod/video/models.py:540 msgid "video 360" msgstr "" -#: pod/recorder/models.py:208 pod/video/models.py:540 +#: pod/recorder/models.py:208 pod/video/models.py:541 msgid "Check this box if you want to use the 360 player for the video" msgstr "" -#: pod/recorder/models.py:211 pod/video/models.py:583 +#: pod/recorder/models.py:211 pod/video/models.py:584 msgid "Disable comment" msgstr "" -#: pod/recorder/models.py:213 pod/video/models.py:584 +#: pod/recorder/models.py:213 pod/video/models.py:585 msgid "Allows you to turn off all comments on this video." msgstr "" @@ -3589,8 +3599,8 @@ msgstr "" msgid "File size" msgstr "" -#: pod/recorder/models.py:320 pod/video/models.py:499 pod/video/models.py:1361 -#: pod/video/models.py:1420 +#: pod/recorder/models.py:320 pod/video/models.py:500 pod/video/models.py:1364 +#: pod/video/models.py:1423 msgid "Date added" msgstr "" @@ -3676,28 +3686,28 @@ msgstr "" msgid "Agree required" msgstr "" -#: pod/recorder/views.py:64 +#: pod/recorder/views.py:65 msgid "Recorder should be indicated." msgstr "" -#: pod/recorder/views.py:70 +#: pod/recorder/views.py:71 msgid "Recorder not found." msgstr "" -#: pod/recorder/views.py:85 +#: pod/recorder/views.py:86 msgid "The selected record has been deleted." msgstr "" -#: pod/recorder/views.py:118 +#: pod/recorder/views.py:119 msgid "Mediapath should be indicated." msgstr "" -#: pod/recorder/views.py:142 +#: pod/recorder/views.py:143 msgid "" "Your publication is saved. Adding it to your videos will be in a few minutes." msgstr "" -#: pod/recorder/views.py:200 +#: pod/recorder/views.py:209 #, python-format msgid "" "Hello, \n" @@ -3712,7 +3722,7 @@ msgid "" "Regards" msgstr "" -#: pod/recorder/views.py:211 +#: pod/recorder/views.py:220 #, python-format msgid "" "Hello,

a new recording has just be added on %(title_site)s from the " @@ -3721,40 +3731,40 @@ msgid "" "just copy-paste it in your browser.

Regards

" msgstr "" -#: pod/recorder/views.py:227 +#: pod/recorder/views.py:236 msgid "New recording added." msgstr "" -#: pod/recorder/views.py:302 +#: pod/recorder/views.py:311 msgid "The record has been deleted." msgstr "" -#: pod/urls.py:261 pod/urls.py:262 +#: pod/urls.py:290 pod/urls.py:291 msgid "Pod Administration" msgstr "" -#: pod/video/admin.py:65 +#: pod/video/admin.py:71 msgid "Encoded ?" msgstr "" -#: pod/video/admin.py:70 +#: pod/video/admin.py:76 msgid "Yes" msgstr "" -#: pod/video/admin.py:71 +#: pod/video/admin.py:77 msgid "No" msgstr "" -#: pod/video/admin.py:194 +#: pod/video/admin.py:200 msgid "Encode selected" msgstr "" -#: pod/video/admin.py:203 +#: pod/video/admin.py:207 msgid "Transcript selected" msgstr "" -#: pod/video/admin.py:264 pod/video/forms.py:234 pod/video/forms.py:584 -#: pod/video/forms.py:586 pod/video/models.py:244 +#: pod/video/admin.py:268 pod/video/forms.py:234 pod/video/forms.py:585 +#: pod/video/forms.py:587 pod/video/models.py:245 msgid "Owners" msgstr "" @@ -3762,12 +3772,12 @@ msgstr "" msgid "File field" msgstr "" -#: pod/video/forms.py:88 pod/video/models.py:457 +#: pod/video/forms.py:88 pod/video/models.py:458 #: pod/video/templates/videos/add_video.html:88 msgid "You can send an audio or video file." msgstr "" -#: pod/video/forms.py:89 pod/video/views.py:1613 +#: pod/video/forms.py:89 pod/video/views.py:1644 #, python-format msgid "The following formats are supported: %s" msgstr "" @@ -3800,8 +3810,7 @@ msgid "" "list, please temporary select “Other” and contact us to explain your needs." msgstr "" -#: pod/video/forms.py:106 pod/video/models.py:486 -#: pod/video/templates/videos/video-info.html:46 +#: pod/video/forms.py:106 pod/video/models.py:487 msgid "Additional owners" msgstr "" @@ -3813,7 +3822,7 @@ msgid "" msgstr "" #: pod/video/forms.py:112 pod/video/forms.py:226 pod/video/forms.py:252 -#: pod/video/models.py:229 pod/video/models.py:312 pod/video/models.py:496 +#: pod/video/models.py:230 pod/video/models.py:313 pod/video/models.py:497 msgid "" "In this field you can describe your content, add all needed related " "information, and format the result using the toolbar." @@ -3897,11 +3906,11 @@ msgid "" "completion page to improve it." msgstr "" -#: pod/video/forms.py:230 pod/video/models.py:241 +#: pod/video/forms.py:230 pod/video/models.py:242 msgid "Extra style" msgstr "" -#: pod/video/forms.py:230 pod/video/models.py:236 +#: pod/video/forms.py:230 pod/video/models.py:237 msgid "Background color" msgstr "" @@ -3919,27 +3928,27 @@ msgstr "" msgid "Users can only add videos to this channel" msgstr "" -#: pod/video/forms.py:392 +#: pod/video/forms.py:393 msgid "The date must be before or equal to " msgstr "" -#: pod/video/forms.py:411 +#: pod/video/forms.py:412 msgid "Owner of the video cannot be an additional owner too" msgstr "" -#: pod/video/forms.py:465 pod/video/templates/videos/add_video.html:85 +#: pod/video/forms.py:466 pod/video/templates/videos/add_video.html:85 msgid "File" msgstr "" -#: pod/video/forms.py:716 +#: pod/video/forms.py:717 msgid "Delete video cannot be undo" msgstr "" -#: pod/video/forms.py:783 +#: pod/video/forms.py:784 msgid "A note can't be empty" msgstr "" -#: pod/video/forms.py:805 +#: pod/video/forms.py:806 msgid "A comment can't be empty" msgstr "" @@ -4033,314 +4042,334 @@ msgstr "" msgid "In %(deadline)s days" msgstr "" -#: pod/video/models.py:119 +#: pod/video/models.py:120 msgid "Private -" msgstr "" -#: pod/video/models.py:120 +#: pod/video/models.py:121 msgid "Private +" msgstr "" -#: pod/video/models.py:121 +#: pod/video/models.py:122 msgid "Public" msgstr "" -#: pod/video/models.py:134 +#: pod/video/models.py:135 #, python-format msgid "%(app)s version" msgstr "" -#: pod/video/models.py:217 pod/video/models.py:301 +#: pod/video/models.py:218 pod/video/models.py:302 msgid "" "Please choose a title as short and accurate as possible, reflecting the main " "subject / context of the content.(max length: 100 characters)" msgstr "" -#: pod/video/models.py:238 +#: pod/video/models.py:239 msgid "" "The background color for your channel. You can use the format #. i.e.: " "#ff0000 for red" msgstr "" -#: pod/video/models.py:242 +#: pod/video/models.py:243 msgid "The style will be added to your channel to show it" msgstr "" -#: pod/video/models.py:252 +#: pod/video/models.py:253 msgid "" "If checked, the channel appear in a list of available channels on the " "platform." msgstr "" -#: pod/video/models.py:259 pod/video/models.py:321 +#: pod/video/models.py:260 pod/video/models.py:322 #: pod/video_search/templates/search/search.html:114 msgid "Channel" msgstr "" -#: pod/video/models.py:298 +#: pod/video/models.py:299 msgid "Theme parent" msgstr "" -#: pod/video/models.py:390 +#: pod/video/models.py:391 msgid "Theme" msgstr "" -#: pod/video/models.py:405 pod/video/models.py:431 +#: pod/video/models.py:406 pod/video/models.py:432 msgid "Icon" msgstr "" -#: pod/video/models.py:443 pod/video_search/templates/search/search.html:101 +#: pod/video/models.py:444 pod/video_search/templates/search/search.html:101 msgid "Discipline" msgstr "" -#: pod/video/models.py:461 +#: pod/video/models.py:462 msgid "" "Please choose a title as short and accurate as possible, reflecting the main " "subject / context of the content.(max length: 250 characters)" msgstr "" -#: pod/video/models.py:489 +#: pod/video/models.py:490 msgid "" "You can add additional owners to the video. They will have the same rights " "as you except that they can't delete this video." msgstr "" -#: pod/video/models.py:501 +#: pod/video/models.py:502 msgid "Date of event" msgstr "" -#: pod/video/models.py:566 pod/video/models.py:683 +#: pod/video/models.py:567 pod/video/models.py:684 msgid "Thumbnails" msgstr "" -#: pod/video/models.py:570 +#: pod/video/models.py:571 msgid "Overview" msgstr "" -#: pod/video/models.py:576 +#: pod/video/models.py:577 msgid "Is Video" msgstr "" -#: pod/video/models.py:579 +#: pod/video/models.py:580 msgid "Date to delete" msgstr "" -#: pod/video/models.py:591 +#: pod/video/models.py:592 msgid "videos" msgstr "" -#: pod/video/models.py:636 +#: pod/video/models.py:637 msgid "Sum of view" msgstr "" -#: pod/video/models.py:712 +#: pod/video/models.py:715 msgid "Is the video encoded ?" msgstr "" -#: pod/video/models.py:957 +#: pod/video/models.py:960 msgid "Date" msgstr "" -#: pod/video/models.py:959 pod/video/templates/videos/video-info.html:80 +#: pod/video/models.py:962 msgid "Number of view" msgstr "" -#: pod/video/models.py:967 +#: pod/video/models.py:970 msgid "View count" msgstr "" -#: pod/video/models.py:968 +#: pod/video/models.py:971 msgid "View counts" msgstr "" -#: pod/video/models.py:973 +#: pod/video/models.py:976 msgid "resolution" msgstr "" -#: pod/video/models.py:976 +#: pod/video/models.py:979 msgid "" "Please use the only format x. i.e.: 640x360 or 1280x720 or " "1920x1080." msgstr "" -#: pod/video/models.py:980 pod/video/models.py:1049 pod/video/models.py:1056 +#: pod/video/models.py:983 pod/video/models.py:1052 pod/video/models.py:1059 msgid "minrate" msgstr "" -#: pod/video/models.py:982 pod/video/models.py:988 pod/video/models.py:994 -#: pod/video/models.py:1000 +#: pod/video/models.py:985 pod/video/models.py:991 pod/video/models.py:997 +#: pod/video/models.py:1003 msgid "" "Please use the only format k. i.e.: 300k or 600k or " "1000k." msgstr "" -#: pod/video/models.py:986 pod/video/models.py:1025 pod/video/models.py:1032 +#: pod/video/models.py:989 pod/video/models.py:1028 pod/video/models.py:1035 msgid "bitrate video" msgstr "" -#: pod/video/models.py:992 pod/video/models.py:1037 pod/video/models.py:1044 +#: pod/video/models.py:995 pod/video/models.py:1040 pod/video/models.py:1047 msgid "maxrate" msgstr "" -#: pod/video/models.py:998 pod/video/models.py:1074 pod/video/models.py:1081 +#: pod/video/models.py:1001 pod/video/models.py:1077 pod/video/models.py:1084 msgid "bitrate audio" msgstr "" -#: pod/video/models.py:1003 +#: pod/video/models.py:1006 msgid "Make a MP4 version" msgstr "" -#: pod/video/models.py:1016 pod/video/models.py:1104 +#: pod/video/models.py:1019 pod/video/models.py:1107 msgid "rendition" msgstr "" -#: pod/video/models.py:1017 +#: pod/video/models.py:1020 msgid "renditions" msgstr "" -#: pod/video/models.py:1099 pod/video/models.py:1168 pod/video/models.py:1222 +#: pod/video/models.py:1102 pod/video/models.py:1171 pod/video/models.py:1225 msgid "Please use the only format in encoding choices:" msgstr "" -#: pod/video/models.py:1106 pod/video/models.py:1172 pod/video/models.py:1226 +#: pod/video/models.py:1109 pod/video/models.py:1175 pod/video/models.py:1229 msgid "Format" msgstr "" -#: pod/video/models.py:1110 pod/video/models.py:1174 pod/video/models.py:1228 +#: pod/video/models.py:1113 pod/video/models.py:1177 pod/video/models.py:1231 msgid "Please use the only format in format choices:" msgstr "" -#: pod/video/models.py:1113 pod/video/models.py:1177 pod/video/models.py:1231 +#: pod/video/models.py:1116 pod/video/models.py:1180 pod/video/models.py:1234 msgid "encoding source file" msgstr "" -#: pod/video/models.py:1135 +#: pod/video/models.py:1138 msgid "Encoding video" msgstr "" -#: pod/video/models.py:1136 +#: pod/video/models.py:1139 msgid "Encoding videos" msgstr "" -#: pod/video/models.py:1187 +#: pod/video/models.py:1190 msgid "Encoding audio" msgstr "" -#: pod/video/models.py:1188 +#: pod/video/models.py:1191 msgid "Encoding audios" msgstr "" -#: pod/video/models.py:1236 +#: pod/video/models.py:1239 msgid "Video Playlist" msgstr "" -#: pod/video/models.py:1237 +#: pod/video/models.py:1240 msgid "Video Playlists" msgstr "" -#: pod/video/models.py:1283 +#: pod/video/models.py:1286 msgid "Encoding log" msgstr "" -#: pod/video/models.py:1284 +#: pod/video/models.py:1287 msgid "Encoding logs" msgstr "" -#: pod/video/models.py:1294 pod/video/models.py:1299 +#: pod/video/models.py:1297 pod/video/models.py:1302 msgid "Video version" msgstr "" -#: pod/video/models.py:1296 +#: pod/video/models.py:1299 msgid "Video default version." msgstr "" -#: pod/video/models.py:1300 +#: pod/video/models.py:1303 msgid "Video versions" msgstr "" -#: pod/video/models.py:1325 +#: pod/video/models.py:1328 msgid "Encoding steps" msgstr "" -#: pod/video/models.py:1334 pod/video/models.py:1341 pod/video/models.py:1357 -#: pod/video/views.py:1292 +#: pod/video/models.py:1337 pod/video/models.py:1344 pod/video/models.py:1360 +#: pod/video/views.py:1317 msgid "Note" msgstr "" -#: pod/video/models.py:1342 +#: pod/video/models.py:1345 msgid "Notes" msgstr "" -#: pod/video/models.py:1353 +#: pod/video/models.py:1356 msgid "Note availibility level" msgstr "" -#: pod/video/models.py:1355 +#: pod/video/models.py:1358 msgid "Select an availability level for the note." msgstr "" -#: pod/video/models.py:1359 +#: pod/video/models.py:1362 msgid "Timestamp" msgstr "" -#: pod/video/models.py:1363 pod/video/models.py:1422 +#: pod/video/models.py:1366 pod/video/models.py:1425 msgid "Date modified" msgstr "" -#: pod/video/models.py:1366 +#: pod/video/models.py:1369 msgid "Advanced Note" msgstr "" -#: pod/video/models.py:1367 +#: pod/video/models.py:1370 msgid "Advanced Notes" msgstr "" -#: pod/video/models.py:1413 +#: pod/video/models.py:1416 msgid "Comment availibility level" msgstr "" -#: pod/video/models.py:1415 +#: pod/video/models.py:1418 msgid "Select an availability level for the comment." msgstr "" -#: pod/video/models.py:1425 +#: pod/video/models.py:1428 msgid "Note comment" msgstr "" -#: pod/video/models.py:1426 +#: pod/video/models.py:1429 msgid "Note comments" msgstr "" -#: pod/video/models.py:1444 +#: pod/video/models.py:1447 msgid "Date for deletion" msgstr "" -#: pod/video/models.py:1447 pod/video/templates/videos/video.html:76 +#: pod/video/models.py:1450 pod/video/models.py:1532 +#: pod/video/templates/videos/video.html:76 #: pod/video/templates/videos/videos.html:8 #: pod/video/templates/videos/videos.html:17 msgid "Videos" msgstr "" -#: pod/video/models.py:1450 +#: pod/video/models.py:1453 msgid "Video to delete" msgstr "" -#: pod/video/models.py:1451 +#: pod/video/models.py:1454 msgid "Videos to delete" msgstr "" -#: pod/video/models.py:1468 pod/video/templates/videos/video-comment.html:12 +#: pod/video/models.py:1474 pod/video/templates/videos/video-comment.html:9 msgid "Comments" msgstr "" -#: pod/video/models.py:1483 +#: pod/video/models.py:1515 msgid "Vote" msgstr "" -#: pod/video/models.py:1484 +#: pod/video/models.py:1516 msgid "Votes" msgstr "" +#: pod/video/models.py:1524 pod/video/templates/videos/category_modal.html:13 +msgid "Category title" +msgstr "" + +#: pod/video/models.py:1526 +msgid "" +"Please choose a title as short and accurate as possible, reflecting the main " +"subject / context of the content.(max length : 100 characters)" +msgstr "" + +#: pod/video/models.py:1552 pod/video/templates/videos/category_modal.html:7 +msgid "Category" +msgstr "" + +#: pod/video/models.py:1553 +#: pod/video/templates/videos/filter_aside_category.html:14 +msgid "Categories" +msgstr "" + #: pod/video/templates/channel/channel.html:62 msgid "Show view statistics for all videos in this theme" msgstr "" @@ -4383,8 +4412,8 @@ msgid "Edit the channel" msgstr "" #: pod/video/templates/channel/channel.html:98 -#: pod/video/templates/videos/my_videos.html:9 -#: pod/video/templates/videos/my_videos.html:18 +#: pod/video/templates/videos/my_videos.html:14 +#: pod/video/templates/videos/my_videos.html:33 #: pod/video/templates/videos/videos.html:6 #: pod/video/templates/videos/videos.html:12 #: pod/video/templates/videos/videos.html:19 @@ -4554,14 +4583,46 @@ msgid "This content is chaptered." msgstr "" #: pod/video/templates/videos/card.html:25 +#: pod/video/templates/videos/category_modal_card.html:9 msgid "Video content." msgstr "" #: pod/video/templates/videos/card.html:29 +#: pod/video/templates/videos/category_modal_card.html:13 msgid "Audio content." msgstr "" +#: pod/video/templates/videos/category_modal.html:14 +msgid "category title" +msgstr "" + +#: pod/video/templates/videos/category_modal.html:15 +msgid "Check the videos to add in the category" +msgstr "" + +#: pod/video/templates/videos/category_modal.html:30 +msgid "Previous page" +msgstr "" + +#: pod/video/templates/videos/category_modal.html:35 +msgid "Next page" +msgstr "" + +#: pod/video/templates/videos/category_modal.html:44 +msgid "Save category" +msgstr "" + +#: pod/video/templates/videos/category_modal.html:55 +#: pod/video/templates/videos/filter_aside_category.html:36 +msgid "Delete the category" +msgstr "" + +#: pod/video/templates/videos/category_modal.html:62 +msgid "Permanently delete your category ?" +msgstr "" + #: pod/video/templates/videos/filter_aside.html:8 +#: pod/video/templates/videos/filter_aside_category.html:6 msgid "Filters" msgstr "" @@ -4571,6 +4632,18 @@ msgstr "" msgid "Filter" msgstr "" +#: pod/video/templates/videos/filter_aside_category.html:16 +msgid "Add new category" +msgstr "" + +#: pod/video/templates/videos/filter_aside_category.html:20 +msgid "Add category" +msgstr "" + +#: pod/video/templates/videos/filter_aside_category.html:33 +msgid "Edit the category" +msgstr "" + #: pod/video/templates/videos/footer_link.html:5 msgid "link" msgstr "" @@ -4609,17 +4682,17 @@ msgstr "" msgid "Video default version" msgstr "" -#: pod/video/templates/videos/my_videos.html:15 +#: pod/video/templates/videos/my_videos.html:30 msgid "No video found" msgstr "" -#: pod/video/templates/videos/my_videos.html:16 +#: pod/video/templates/videos/my_videos.html:31 msgid "" "You have not uploaded any videos yet, please use the \"Add a new video\" " "button to add one" msgstr "" -#: pod/video/templates/videos/my_videos.html:19 +#: pod/video/templates/videos/my_videos.html:34 msgid "" "Please use the thumbnails toolbar which is located under the video on which " "you want to work with." @@ -4629,11 +4702,11 @@ msgstr "" msgid "Comments have been disabled for this video." msgstr "" -#: pod/video/templates/videos/video-comment.html:15 +#: pod/video/templates/videos/video-comment.html:14 msgid "Add a public comment" msgstr "" -#: pod/video/templates/videos/video-comment.html:18 +#: pod/video/templates/videos/video-comment.html:17 msgid "comment" msgstr "" @@ -4663,15 +4736,24 @@ msgid "" "video." msgstr "" +#: pod/video/templates/videos/video-info.html:15 +msgid "Tags:" +msgstr "" + #: pod/video/templates/videos/video-info.html:24 msgid "No information available" msgstr "" #: pod/video/templates/videos/video-info.html:36 -#: pod/video/templates/videos/video.html:24 -#: pod/video/templates/videos/video.html:37 -#: pod/video/templates/videos/video.html:94 -msgid "Added by" +msgid "Added by:" +msgstr "" + +#: pod/video/templates/videos/video-info.html:46 +msgid "Additional owners:" +msgstr "" + +#: pod/video/templates/videos/video-info.html:59 +msgid "Contributors:" msgstr "" #: pod/video/templates/videos/video-info.html:63 @@ -4679,11 +4761,19 @@ msgid "send an email" msgstr "" #: pod/video/templates/videos/video-info.html:68 -msgid "go to his web link" +msgid "contributor web link" msgstr "" #: pod/video/templates/videos/video-info.html:78 -msgid "Updated on" +msgid "Updated on:" +msgstr "" + +#: pod/video/templates/videos/video-info.html:79 +msgid "Duration:" +msgstr "" + +#: pod/video/templates/videos/video-info.html:80 +msgid "Number of view:" msgstr "" #: pod/video/templates/videos/video-info.html:80 @@ -4694,16 +4784,36 @@ msgstr "" msgid "Show details views" msgstr "" +#: pod/video/templates/videos/video-info.html:84 +msgid "Type:" +msgstr "" + +#: pod/video/templates/videos/video-info.html:85 +msgid "Main language:" +msgstr "" + #: pod/video/templates/videos/video-info.html:87 -msgid "Audience" +msgid "Audience:" +msgstr "" + +#: pod/video/templates/videos/video-info.html:91 +msgid "Disciplines:" +msgstr "" + +#: pod/video/templates/videos/video-info.html:100 +msgid "Licence:" msgstr "" #: pod/video/templates/videos/video-info.html:112 -msgid "Video file(s)" +msgid "Video file(s):" msgstr "" #: pod/video/templates/videos/video-info.html:126 -msgid "Audio file" +msgid "Audio file:" +msgstr "" + +#: pod/video/templates/videos/video-info.html:138 +msgid "Document:" msgstr "" #: pod/video/templates/videos/video-info.html:154 @@ -4721,40 +4831,62 @@ msgid "" "contain a key allowing access. Anyone with this links can access it." msgstr "" -#: pod/video/templates/videos/video-info.html:174 +#: pod/video/templates/videos/video-info.html:173 +msgid "Options" +msgstr "" + +#: pod/video/templates/videos/video-info.html:176 msgid "Autoplay" msgstr "" -#: pod/video/templates/videos/video-info.html:175 +#: pod/video/templates/videos/video-info.html:177 msgid "Check the box to autoplay the video." msgstr "" -#: pod/video/templates/videos/video-info.html:180 +#: pod/video/templates/videos/video-info.html:182 msgid "Loop" msgstr "" -#: pod/video/templates/videos/video-info.html:181 +#: pod/video/templates/videos/video-info.html:183 msgid "Check the box to loop the video." msgstr "" -#: pod/video/templates/videos/video-info.html:187 +#: pod/video/templates/videos/video-info.html:189 msgid "Start video" msgstr "" #: pod/video/templates/videos/video-info.html:190 -msgid "Check the box to indicate the beginning of playing desired." +msgid "Start at" msgstr "" #: pod/video/templates/videos/video-info.html:193 -msgid "Copy the content of this text box and paste it in the page" +msgid "Check the box to indicate the beginning of playing desired." +msgstr "" + +#: pod/video/templates/videos/video-info.html:198 +msgid "Embed in a web page" +msgstr "" + +#: pod/video/templates/videos/video-info.html:200 +msgid "Copy the content of this text box and paste it in the page:" +msgstr "" + +#: pod/video/templates/videos/video-info.html:205 +msgid "Share the link" msgstr "" -#: pod/video/templates/videos/video-info.html:197 -msgid "Use this link to share the video" +#: pod/video/templates/videos/video-info.html:207 +msgid "Use this link to share the video:" msgstr "" -#: pod/video/templates/videos/video-info.html:201 -msgid "QR code for this link" +#: pod/video/templates/videos/video-info.html:211 +msgid "QR code for this link:" +msgstr "" + +#: pod/video/templates/videos/video.html:24 +#: pod/video/templates/videos/video.html:37 +#: pod/video/templates/videos/video.html:94 +msgid "Added by" msgstr "" #: pod/video/templates/videos/video.html:118 @@ -4843,10 +4975,8 @@ msgid "back to my videos" msgstr "" #: pod/video/templates/videos/video_edit.html:151 -#, fuzzy -#| msgid "staff" msgid "Staff" -msgstr "personeel" +msgstr "Personeel" #: pod/video/templates/videos/video_edit.html:151 msgid "Alternative version" @@ -4860,6 +4990,14 @@ msgstr "" msgid "Use this link to share the video in draft mode" msgstr "" +#: pod/video/templates/videos/video_licencebox.html:2 +msgid "Creative Commons license:" +msgstr "" + +#: pod/video/templates/videos/video_licencebox.html:2 +msgid "Creative Commons license" +msgstr "" + #: pod/video/templates/videos/video_list.html:10 msgid "Sorry, no video found" msgstr "" @@ -4926,7 +5064,7 @@ msgstr "" msgid "Video - Statistics views" msgstr "" -#: pod/video/templates/videos/video_stats_view.html:24 +#: pod/video/templates/videos/video_stats_view.html:25 msgid "Change the date" msgstr "" @@ -4939,175 +5077,199 @@ msgstr "" msgid "-- sorry, no translation provided --" msgstr "" -#: pod/video/utils.py:118 +#: pod/video/utils.py:119 #, python-format msgid "Transcripting #%(content_id)s completed" msgstr "" -#: pod/video/utils.py:123 pod/video/utils.py:146 pod/video/utils.py:211 -#: pod/video/utils.py:234 +#: pod/video/utils.py:124 pod/video/utils.py:147 pod/video/utils.py:213 +#: pod/video/utils.py:236 msgid "Hello," msgstr "" -#: pod/video/utils.py:124 pod/video/utils.py:147 +#: pod/video/utils.py:125 pod/video/utils.py:148 #, python-format msgid "" "The content “%(content_title)s” has been automatically transcript, and is " "now available on %(site_title)s." msgstr "" -#: pod/video/utils.py:129 pod/video/utils.py:152 pod/video/utils.py:217 -#: pod/video/utils.py:240 +#: pod/video/utils.py:130 pod/video/utils.py:153 pod/video/utils.py:219 +#: pod/video/utils.py:242 msgid "You will find it here:" msgstr "" -#: pod/video/utils.py:131 pod/video/utils.py:155 pod/video/utils.py:219 -#: pod/video/utils.py:243 +#: pod/video/utils.py:132 pod/video/utils.py:156 pod/video/utils.py:221 +#: pod/video/utils.py:245 msgid "Regards." msgstr "" -#: pod/video/utils.py:134 pod/video/utils.py:158 pod/video/utils.py:222 -#: pod/video/utils.py:246 +#: pod/video/utils.py:135 pod/video/utils.py:159 pod/video/utils.py:224 +#: pod/video/utils.py:248 msgid "Post by:" msgstr "" -#: pod/video/utils.py:136 pod/video/utils.py:160 pod/video/utils.py:224 -#: pod/video/utils.py:248 +#: pod/video/utils.py:137 pod/video/utils.py:161 pod/video/utils.py:226 +#: pod/video/utils.py:250 msgid "the:" msgstr "" -#: pod/video/utils.py:206 +#: pod/video/utils.py:208 #, python-format msgid "Encoding #%(content_id)s completed" msgstr "" -#: pod/video/utils.py:212 pod/video/utils.py:235 +#: pod/video/utils.py:214 pod/video/utils.py:237 #, python-format msgid "" "The video “%(content_title)s” has been encoded to Web formats, and is now " "available on %(site_title)s." msgstr "" -#: pod/video/views.py:235 pod/video/views.py:275 +#: pod/video/views.py:237 pod/video/views.py:277 msgid "You cannot edit this channel." msgstr "" -#: pod/video/views.py:252 pod/video/views.py:704 +#: pod/video/views.py:254 pod/video/views.py:729 msgid "The changes have been saved." msgstr "" -#: pod/video/views.py:581 +#: pod/video/views.py:606 msgid "You don't have access to this playlist." msgstr "" -#: pod/video/views.py:642 +#: pod/video/views.py:667 msgid "You cannot watch this video." msgstr "" -#: pod/video/views.py:676 +#: pod/video/views.py:701 msgid "You cannot edit this video." msgstr "" -#: pod/video/views.py:754 +#: pod/video/views.py:779 msgid "You cannot delete this video." msgstr "" -#: pod/video/views.py:764 +#: pod/video/views.py:789 msgid "The video has been deleted." msgstr "" -#: pod/video/views.py:880 +#: pod/video/views.py:905 #, python-format msgid "You cannot %s this note or comment." msgstr "" -#: pod/video/views.py:903 +#: pod/video/views.py:928 msgid "You cannot see this note or comment." msgstr "" -#: pod/video/views.py:1139 pod/video/views.py:1153 pod/video/views.py:1176 +#: pod/video/views.py:1164 pod/video/views.py:1178 pod/video/views.py:1201 msgid "The comment has been saved." msgstr "" -#: pod/video/views.py:1166 pod/video/views.py:1191 +#: pod/video/views.py:1191 pod/video/views.py:1216 msgid "The note has been saved." msgstr "" -#: pod/video/views.py:1231 +#: pod/video/views.py:1256 msgid "The note has been deleted." msgstr "" -#: pod/video/views.py:1239 +#: pod/video/views.py:1264 msgid "The comment has been deleted." msgstr "" -#: pod/video/views.py:1285 pod/video/views.py:1288 pod/video/views.py:1294 +#: pod/video/views.py:1310 pod/video/views.py:1313 pod/video/views.py:1319 msgid "None" msgstr "" -#: pod/video/views.py:1307 +#: pod/video/views.py:1332 msgid "ID" msgstr "" -#: pod/video/views.py:1307 +#: pod/video/views.py:1332 msgid "Status" msgstr "" -#: pod/video/views.py:1308 +#: pod/video/views.py:1333 msgid "Parent note id" msgstr "" -#: pod/video/views.py:1308 +#: pod/video/views.py:1333 msgid "Parent comment id" msgstr "" -#: pod/video/views.py:1309 +#: pod/video/views.py:1334 msgid "Created on" msgstr "" -#: pod/video/views.py:1309 +#: pod/video/views.py:1334 msgid "Modified on" msgstr "" -#: pod/video/views.py:1310 +#: pod/video/views.py:1335 msgid "Note timestamp" msgstr "" -#: pod/video/views.py:1337 pod/video/views.py:1365 +#: pod/video/views.py:1362 pod/video/views.py:1390 msgid "You cannot access to this view." msgstr "" -#: pod/video/views.py:1485 -msgid "Pod video view statistics" +#: pod/video/views.py:1511 +msgid "Pod video viewing statistics" msgstr "" -#: pod/video/views.py:1491 +#: pod/video/views.py:1518 #, python-format msgid "Video viewing statistics for %s" msgstr "" -#: pod/video/views.py:1494 +#: pod/video/views.py:1522 #, python-format msgid "Video viewing statistics for the channel %s" msgstr "" -#: pod/video/views.py:1497 +#: pod/video/views.py:1526 #, python-format msgid "Video viewing statistics for the theme %s" msgstr "" -#: pod/video/views.py:1537 +#: pod/video/views.py:1568 #, python-format msgid "You do not have access rights to this video: %s " msgstr "" -#: pod/video/views.py:1553 +#: pod/video/views.py:1588 #, python-format msgid "The following video does not exist : %s" msgstr "" -#: pod/video/views.py:1739 -msgid "You do not have right to delete this comment" +#: pod/video/views.py:1919 +msgid "You do not have rights to delete this comment" +msgstr "" + +#: pod/video/views.py:2010 pod/video/views.py:2076 +msgid "One or many videos already have a category." +msgstr "" + +#: pod/video/views.py:2046 pod/video/views.py:2116 +msgid "Title field is required" +msgstr "" + +#: pod/video/views.py:2051 pod/video/views.py:2121 pod/video/views.py:2163 +msgid "Method Not Allowed" +msgstr "" + +#: pod/video/views.py:2093 +msgid "Category updated successfully." +msgstr "" + +#: pod/video/views.py:2111 +msgid "You do not have rights to edit this category" +msgstr "" + +#: pod/video/views.py:2157 +msgid "You do not have rights to delete this category" msgstr "" #: pod/video_search/forms.py:11 @@ -5131,6 +5293,6 @@ msgstr "" msgid "faceting" msgstr "" -#: pod/video_search/views.py:55 +#: pod/video_search/views.py:57 msgid "Remove selection" msgstr "" diff --git a/pod/locale/nl/LC_MESSAGES/djangojs.mo b/pod/locale/nl/LC_MESSAGES/djangojs.mo index 71cbdf3e9d..6cd597b752 100644 Binary files a/pod/locale/nl/LC_MESSAGES/djangojs.mo and b/pod/locale/nl/LC_MESSAGES/djangojs.mo differ diff --git a/pod/locale/nl/LC_MESSAGES/djangojs.po b/pod/locale/nl/LC_MESSAGES/djangojs.po index ad6dd8c85b..ce4fde9b06 100644 --- a/pod/locale/nl/LC_MESSAGES/djangojs.po +++ b/pod/locale/nl/LC_MESSAGES/djangojs.po @@ -1,22 +1,20 @@ -# SOME DESCRIPTIVE TITLE. -# Copyright (C) YEAR THE PACKAGE'S COPYRIGHT HOLDER -# This file is distributed under the same license as the PACKAGE package. -# FIRST AUTHOR , YEAR. +# Esup Pod JS Dutch strings. +# This file is distributed under the same license as the POD package. # -#, fuzzy msgid "" msgstr "" -"Project-Id-Version: PACKAGE VERSION\n" +"Project-Id-Version: Esup-Pod\n" "Report-Msgid-Bugs-To: \n" -"POT-Creation-Date: 2020-09-07 07:29+0000\n" -"PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n" -"Last-Translator: FULL NAME \n" -"Language-Team: LANGUAGE \n" -"Language: \n" +"POT-Creation-Date: 2021-01-29 15:49+0100\n" +"PO-Revision-Date: 2021-01-22 12:27+0100\n" +"Last-Translator: obado \n" +"Language-Team: \n" +"Language: nl\n" "MIME-Version: 1.0\n" "Content-Type: text/plain; charset=UTF-8\n" "Content-Transfer-Encoding: 8bit\n" "Plural-Forms: nplurals=2; plural=(n != 1);\n" +"X-Generator: Poedit 2.4.2\n" #: pod/chapter/static/js/chapters.js:5 pod/chapter/static/js/chapters.js:7 #: pod/enrichment/static/js/enrichment.js:5 @@ -49,17 +47,17 @@ msgstr "" #: pod/enrichment/static/js/enrichment.js:72 #: pod/enrichment/static/js/enrichment.js:93 #: pod/enrichment/static/js/enrichment.js:120 -#: pod/enrichment/static/js/enrichment.js:149 pod/main/static/js/main.js:287 -#: pod/main/static/js/main.js:294 pod/main/static/js/main.js:305 -#: pod/main/static/js/main.js:319 -#: pod/podfile/static/podfile/js/filewidget.js:312 -#: pod/podfile/static/podfile/js/filewidget.js:341 +#: pod/enrichment/static/js/enrichment.js:149 pod/main/static/js/main.js:293 +#: pod/main/static/js/main.js:300 pod/main/static/js/main.js:311 +#: pod/main/static/js/main.js:325 +#: pod/podfile/static/podfile/js/filewidget.js:365 +#: pod/podfile/static/podfile/js/filewidget.js:398 msgid "You are no longer authenticated. Please log in again." msgstr "" #: pod/chapter/static/js/chapters.js:146 -#: pod/enrichment/static/js/enrichment.js:136 pod/main/static/js/main.js:264 -#: pod/main/static/js/main.js:311 +#: pod/enrichment/static/js/enrichment.js:136 pod/main/static/js/main.js:263 +#: pod/main/static/js/main.js:317 msgid "One or more errors have been found in the form." msgstr "" @@ -107,26 +105,27 @@ msgid "no data could be stored." msgstr "" #: pod/completion/static/js/caption_maker.js:113 -msgid "Are you sure you want to delete all caption ?" +msgid "Are you sure you want to delete all caption?" msgstr "" #: pod/completion/static/js/completion.js:145 -msgid "Are you sure you want to delete this file ?" +#: pod/podfile/static/podfile/js/filewidget.js:277 +msgid "Are you sure you want to delete this file?" msgstr "" #: pod/completion/static/js/completion.js:147 -msgid "Are you sure you want to delete this contributor ?" +msgid "Are you sure you want to delete this contributor?" msgstr "" #: pod/completion/static/js/completion.js:149 -msgid "Are you sure you want to delete this document ?" +msgid "Are you sure you want to delete this document?" msgstr "" #: pod/completion/static/js/completion.js:151 -msgid "Are you sure you want to delete this overlay ?" +msgid "Are you sure you want to delete this overlay?" msgstr "" -#: pod/completion/static/js/completion.js:195 pod/main/static/js/main.js:266 +#: pod/completion/static/js/completion.js:195 pod/main/static/js/main.js:265 msgid "Changes have been saved." msgstr "" @@ -356,141 +355,242 @@ msgstr "" msgid "gridErrorText" msgstr "" -#: pod/main/static/js/main.js:245 +#: pod/main/static/js/main.js:244 msgid "Are you sure you want to delete this element?" msgstr "" -#: pod/main/static/js/main.js:281 -#: pod/podfile/static/podfile/js/filewidget.js:79 -#: pod/podfile/static/podfile/js/filewidget.js:334 +#: pod/main/static/js/main.js:286 +#: pod/podfile/static/podfile/js/filewidget.js:114 +#: pod/podfile/static/podfile/js/filewidget.js:391 msgid "Error during exchange" msgstr "" -#: pod/main/static/js/main.js:281 -#: pod/podfile/static/podfile/js/filewidget.js:79 +#: pod/main/static/js/main.js:286 +#: pod/podfile/static/podfile/js/filewidget.js:114 msgid "No data could be stored." msgstr "" -#: pod/main/static/js/main.js:333 +#: pod/main/static/js/main.js:339 msgid "Change your picture" msgstr "" -#: pod/main/static/js/main.js:339 +#: pod/main/static/js/main.js:345 msgid "Add your picture" msgstr "" -#: pod/main/static/js/main.js:437 +#: pod/main/static/js/main.js:443 msgid "text copied" msgstr "" -#: pod/main/static/js/main.js:484 +#: pod/main/static/js/main.js:490 msgid "Errors appear in the form, please correct them" msgstr "" -#: pod/main/static/js/main.js:507 -msgid "The file size exceeds the maximum allowed value :" +#: pod/main/static/js/main.js:513 +msgid "The file size exceeds the maximum allowed value:" msgstr "" -#: pod/main/static/js/main.js:522 -msgid "The file extension not in the allowed extension :" +#: pod/main/static/js/main.js:513 +msgid " GB." msgstr "" -#: pod/podfile/static/podfile/js/filewidget.js:13 +#: pod/main/static/js/main.js:528 +msgid "The file extension not in the allowed extension:" +msgstr "" + +#: pod/podfile/static/podfile/js/filewidget.js:11 msgid "Change image" msgstr "" -#: pod/podfile/static/podfile/js/filewidget.js:15 +#: pod/podfile/static/podfile/js/filewidget.js:13 msgid "Change file" msgstr "" -#: pod/podfile/static/podfile/js/filewidget.js:30 +#: pod/podfile/static/podfile/js/filewidget.js:28 msgid "Open file in a new tab" msgstr "" -#: pod/podfile/static/podfile/js/filewidget.js:99 -#: pod/podfile/static/podfile/js/filewidget.js:106 +#: pod/podfile/static/podfile/js/filewidget.js:55 +msgid "This folder is empty" +msgstr "" + +#: pod/podfile/static/podfile/js/filewidget.js:134 +#: pod/podfile/static/podfile/js/filewidget.js:141 msgid "Change" msgstr "" -#: pod/podfile/static/podfile/js/filewidget.js:114 +#: pod/podfile/static/podfile/js/filewidget.js:149 msgid "Enter new name of folder" msgstr "" -#: pod/podfile/static/podfile/js/filewidget.js:126 +#: pod/podfile/static/podfile/js/filewidget.js:167 msgid "Remove" msgstr "" -#: pod/podfile/static/podfile/js/filewidget.js:139 -#: pod/podfile/static/podfile/js/filewidget.js:161 -#: pod/podfile/static/podfile/js/filewidget.js:191 -#: pod/podfile/static/podfile/js/filewidget.js:210 +#: pod/podfile/static/podfile/js/filewidget.js:180 +#: pod/podfile/static/podfile/js/filewidget.js:202 +#: pod/podfile/static/podfile/js/filewidget.js:235 +#: pod/podfile/static/podfile/js/filewidget.js:254 msgid "Server error" msgstr "" -#: pod/podfile/static/podfile/js/filewidget.js:147 +#: pod/podfile/static/podfile/js/filewidget.js:188 msgid "Add" msgstr "" -#: pod/podfile/static/podfile/js/filewidget.js:224 +#: pod/podfile/static/podfile/js/filewidget.js:268 msgid "Are you sure you want to delete this folder?" msgstr "" -#: pod/podfile/static/podfile/js/filewidget.js:233 -msgid "Are you sure you want to delete this file?" +#: pod/podfile/static/podfile/js/filewidget.js:477 +msgid "See more" msgstr "" -#: pod/podfile/static/podfile/js/filewidget.js:396 -msgid "See more" +#: pod/video/static/js/comment-script.js:25 +msgid "Answer" +msgstr "" + +#: pod/video/static/js/comment-script.js:26 +msgid "Answers" msgstr "" -#: pod/video/static/js/comment-script.js:61 -#: pod/video/static/js/comment-script.js:166 +#: pod/video/static/js/comment-script.js:76 +#: pod/video/static/js/comment-script.js:181 msgid "Delete" msgstr "" -#: pod/video/static/js/comment-script.js:80 +#: pod/video/static/js/comment-script.js:87 msgid "Cancel" msgstr "" -#: pod/video/static/js/comment-script.js:143 -msgid "Answer comment icon" +#: pod/video/static/js/comment-script.js:148 +msgid "Agree with the comment" msgstr "" -#: pod/video/static/js/comment-script.js:143 -msgid "Answer" +#: pod/video/static/js/comment-script.js:165 +msgid "Reply to comment" msgstr "" -#: pod/video/static/js/comment-script.js:152 -msgid "Comment vote icon" +#: pod/video/static/js/comment-script.js:165 +msgid "Reply" msgstr "" -#: pod/video/static/js/comment-script.js:163 -msgid "Comment delete icon" +#: pod/video/static/js/comment-script.js:178 +msgid "Remove this comment" msgstr "" -#: pod/video/static/js/comment-script.js:180 +#: pod/video/static/js/comment-script.js:194 msgid "Add a public comment" msgstr "" -#: pod/video/static/js/comment-script.js:261 -msgid "Comment show children icon" +#: pod/video/static/js/comment-script.js:282 +msgid "Show answers" msgstr "" -#: pod/video/static/js/comment-script.js:264 -#: pod/video/static/js/comment-script.js:542 -msgid "Show responses" +#: pod/video/static/js/comment-script.js:442 +msgid "Comment has been deleted successfully." msgstr "" -#: pod/video/static/js/comment-script.js:427 -msgid "Comment has been deleted successfully." +#: pod/video/static/js/validate-date_delete-field.js:26 +msgid "The date must be before or equal to" msgstr "" -#: pod/video/static/js/comment-script.js:540 -msgid "Hide responses" +#: pod/video/static/js/video_category.js:25 +msgid "Category changes saved successfully" msgstr "" -#: pod/video/static/js/validate-date_delete-field.js:26 -msgid "The date must be before or equal to" +#: pod/video/static/js/video_category.js:26 +msgid "You cannot add two categories with the same title." +msgstr "" + +#: pod/video/static/js/video_category.js:27 +msgid "Category deleted successfully" +msgstr "" + +#: pod/video/static/js/video_category.js:28 +msgid "An error occured, please refresh the page and try again." +msgstr "" + +#: pod/video/static/js/video_category.js:29 +msgid "Category title field is required." +msgstr "" + +#: pod/video/static/js/video_category.js:30 +msgid "Save category" +msgstr "" + +#: pod/video/static/js/video_category.js:147 +msgid "videos found" +msgstr "" + +#: pod/video/static/js/video_category.js:147 +msgid "video found" +msgstr "" + +#: pod/video/static/js/video_category.js:152 +msgid "Sorry, no video found" +msgstr "" + +#: pod/video/static/js/video_category.js:380 +#: pod/video/static/js/video_category.js:484 +msgid "Video content." +msgstr "" + +#: pod/video/static/js/video_category.js:381 +#: pod/video/static/js/video_category.js:492 +msgid "Audio content." +msgstr "" + +#: pod/video/static/js/video_category.js:391 +msgid "Edit the category" +msgstr "" + +#: pod/video/static/js/video_category.js:404 +msgid "Delete the category" +msgstr "" + +#: pod/video/static/js/video_category.js:456 +msgid "This content is password protected." +msgstr "" + +#: pod/video/static/js/video_category.js:465 +msgid "This content is chaptered." +msgstr "" + +#: pod/video/static/js/video_category.js:474 +msgid "This content is in draft." +msgstr "" + +#: pod/video/static/js/video_category.js:497 +msgid "Edit the video" +msgstr "" + +#: pod/video/static/js/video_category.js:498 +msgid "Complete the video" +msgstr "" + +#: pod/video/static/js/video_category.js:499 +msgid "Chapter the video" +msgstr "" + +#: pod/video/static/js/video_category.js:500 +msgid "Delete the video" +msgstr "" + +#: pod/video/static/js/video_category.js:549 +msgid "Success.." +msgstr "" + +#: pod/video/static/js/video_category.js:550 +msgid "Error.." +msgstr "" + +#: pod/video/static/js/video_category.js:768 +msgid "Category created successfully" +msgstr "" + +#: pod/video/static/js/video_category.js:788 +msgid "Create category" msgstr "" #: pod/video/static/js/video_stats_view.js:14 diff --git a/pod/main/rest_router.py b/pod/main/rest_router.py index d1ec2bfbad..e30a9559e4 100644 --- a/pod/main/rest_router.py +++ b/pod/main/rest_router.py @@ -60,8 +60,11 @@ name='dublincore'), url(r'launch_encode_view/$', video_views.launch_encode_view, name='launch_encode_view'), - url(r'store_encoded_video/$', video_views.store_encoded_video, - name='store_encoded_video'), + url(r'launch_transcript_view/$', video_views.launch_transcript_view, + name='launch_transcript_view'), + url(r'store_remote_encoded_video/$', + video_views.store_remote_encoded_video, + name='store_remote_encoded_video'), ] for apps in settings.THIRD_PARTY_APPS: diff --git a/pod/main/static/css/pod.css b/pod/main/static/css/pod.css index 1a2a677990..e452d2af88 100755 --- a/pod/main/static/css/pod.css +++ b/pod/main/static/css/pod.css @@ -17,35 +17,39 @@ body[data-admin-utc-offset] } body { -padding-top: 3.5rem; + padding-top: 3.5rem; } .jumbotron { padding: 1rem 2rem; } h1{ - font-size: 2rem; + font-size: 2rem; } label { - font-variant: small-caps; + font-variant: small-caps; } .pod-mt-7{ - margin-top: 3.5rem; + margin-top: 3.5rem; } .breadcrumb, .jumbotron{ - background: #f8f9fa; + background: #f8f9fa; } .list-group-item{ -padding:.25rem 1.25rem; + padding:.25rem 1.25rem; } .container-pod{ - max-width: 1400px; + max-width: 1400px; } /*** video ***/ #myTabContent #info p { - margin-top: 0.5rem; - margin-bottom: 0.5rem; + margin-top: .5rem; + margin-bottom: .5rem; +} +#share legend{ + /* align text with feather-icon */ + line-height: 1em; } .hidespinner { @@ -86,13 +90,13 @@ padding:.25rem 1.25rem; /** modal **/ .modal-title svg { - height: 40px; - width: 40px; - /*color:#b03c7e;*/ + height: 40px; + width: 40px; + /*color:#b03c7e;*/ } .modal-title{ - display: flex; + display: flex; align-items: center; } @@ -100,20 +104,20 @@ padding:.25rem 1.25rem; max-width: 90%; }*/ .modal-pod-full .close{ -font-size:3rem; + font-size:3rem; } .title-chaine{ - margin-right: 0.5rem; - font-weight: 600; + margin-right: 0.5rem; + font-weight: 600; } #listeChaines{ - max-height: 30rem; - overflow: auto; - border-bottom: 1px solid black; + max-height: 30rem; + overflow: auto; + border-bottom: 1px solid black; } .liste-collapse{ - z-index: 900; + z-index: 900; } /**end modal **/ /*** tab **/ @@ -123,19 +127,19 @@ font-size:3rem; background: white; } .nav-tabs{ - border: 0; + border: 0; } /***aside ***/ .open-aside{ - margin-right: 15px; + margin-right: 15px; } #card-takenote .dropdown-menu{ border: none; } /*** modif taille logo ***/ @media (max-width: 576px ){ - .navbar-brand img{ + .navbar-brand img{ height: 35px; } .navbar-brand{ @@ -155,18 +159,18 @@ font-size:3rem; font-size: 0.9rem; } .navbar-items-pod{ - position: absolute; - top:53px; - left:0; - padding: 1rem; - width: 100%; + position: absolute; + top:53px; + left:0; + padding: 1rem; + width: 100%; } .navbar-nav .login .dropdown-menu { position: absolute; float: left; } #s::-webkit-input-placeholder { /* Chrome/Opera/Safari */ - color: white; + color: white; } #s::-moz-placeholder { /* Firefox 19+ */ color: white; @@ -178,16 +182,16 @@ font-size:3rem; color: white; } #s{ - width:1px; - border-radius:0; - box-shadow:none; - outline: none; - padding:0; - margin:0; - border:0; - background-color: transparent; - opacity:0; - position: absolute; + width:1px; + border-radius:0; + box-shadow:none; + outline: none; + padding:0; + margin:0; + border:0; + background-color: transparent; + opacity:0; + position: absolute; } #s:focus{ width:100%; @@ -221,8 +225,8 @@ font-size:3rem; /*background: #f8f9fa;*/ color: white !important; font-weight: 600; - height: 3rem; - width: 3rem; + height: 3rem; + width: 3rem; } .nav-link{ padding: 0.25rem 0.5rem; @@ -235,13 +239,13 @@ button.nav-link{ /*** CARD ***/ .infinite-item .card-body { - padding: 0.9rem; - height: 3.5rem; - overflow: hidden; + padding: 0.9rem; + height: 3.5rem; + overflow: hidden; } .infinite-item .card-header .octicon { - height:0.9rem; - margin:0.1rem; + height:0.9rem; + margin:0.1rem; } #videos_list .card-header, .playlist-videos .card-header { @@ -252,7 +256,7 @@ button.nav-link{ z-index: 9; } #videos_list .card-header .text-muted { - color:white !important; + color:white !important; } #videos_list .video-title{ @@ -261,35 +265,35 @@ button.nav-link{ } div.video-card .d-flex { - min-height:70%; - /*position:relative;*/ - top:0; + min-height:70%; + /*position:relative;*/ + top:0; } div.card a{ - overflow:hidden; + overflow:hidden; } div.card a img { - transition:-webkit-transform .5s ease; - transition:transform .5s ease; - transition:transform .5s ease, -webkit-transform .5s ease + transition:-webkit-transform .5s ease; + transition:transform .5s ease; + transition:transform .5s ease, -webkit-transform .5s ease } div.card a:hover>img { - -webkit-transform:scale(1.1); - transform:scale(1.1); - z-index:0; + -webkit-transform:scale(1.1); + transform:scale(1.1); + z-index:0; } .card-footer-pod { - position: absolute; - bottom: 57px; - right: 2px; - /*width: 100%; - text-align: center;*/ - border:none; - /*background: rgba(220,220,220);*/ - /*height: 1rem;*/ + position: absolute; + bottom: 57px; + right: 2px; + /*width: 100%; + text-align: center;*/ + border:none; + /*background: rgba(220,220,220);*/ + /*height: 1rem;*/ } .card-footer .feather, .card-header .feather{ - height: 1rem; + height: 1rem; } /* menu channels */ .dropdown-submenu > .dropdown-menu { @@ -300,7 +304,7 @@ div.card a:hover>img { border-radius: 0 6px 6px 6px; } .dropdown-submenu:hover { - background-color: white; + background-color: white; } .dropdown-submenu:hover > .dropdown-menu { display: block; @@ -321,98 +325,116 @@ div.card a:hover>img { /** aside list video **/ #filterType div.collapse:not(.show), #filterDiscipline div.collapse:not(.show), #filterTag div.collapse:not(.show) { - height: 148px !important; - overflow: hidden; + height: 148px !important; + overflow: hidden; - display: -webkit-box; - -webkit-line-clamp: 2; - -webkit-box-orient: vertical; + display: -webkit-box; + -webkit-line-clamp: 2; + -webkit-box-orient: vertical; } #filterType div.collapsing, #filterDiscipline div.collapsing, #filterTag div.collapsing{ - min-height: 148px !important; + min-height: 148px !important; } #filterType a.collapsed:after, #filterDiscipline a.collapsed:after, #filterTag a.collapsed:after { - content: '+'; + content: '+'; } #filterType a:not(.collapsed):after, #filterDiscipline a:not(.collapsed):after, #filterTag a:not(.collapsed):after { - content: '-'; + content: '-'; } /** ckeditor **/ .django-ckeditor-widget { - width: 100%; + width: 100%; } /** video form **/ .required { - color:red; - font-size: 1.3rem; - } + color:red; + font-size: 1.3rem; +} /*.form-group-required { border-left: 3px solid rgba(201, 76, 76, 0.3); padding-left : 5px; }*/ .form-group-required .errors { - background-color: rgba(201, 76, 76, 0.3); + background-color: rgba(201, 76, 76, 0.3); } #base-message-alert, #formalertdiv{ - position:fixed; - top:50%; - text-align: center; - margin:0 auto; - left: 50%; - transform: translate(-50%, 0); - z-index:1000; + position:fixed; + top:50%; + text-align: center; + margin:0 auto; + left: 50%; + transform: translate(-50%, 0); + z-index:1000; } /** channel form **/ #channel_form .selector, #enrichment_group_form .selector{ - width: 100% !important; + width: 100% !important; } #channel_form .selector select, #enrichment_group_form .selector select { - width:100% !important; + width:100% !important; } #channel_form .selector-available, #channel_form .selector-chosen, #enrichment_group_form .selector-available, #enrichment_group_form .selector-chosen { - width: 47% !important; + width: 47% !important; } #channel_form .selector-available h2, #channel_form .selector-chosen h2, #enrichment_group_form .selector-available h2, #enrichment_group_form .selector-chosen h2 { - margin: 0; - padding: 8px; - font-weight: 400; - font-size: 13px; - text-align: left; + margin: 0; + padding: 8px; + font-weight: 400; + font-size: 13px; + text-align: left; } /* vignettes video */ @media (max-width: 575.98px) { - .pod-flex-direction{ - flex-direction: column; - } + .pod-flex-direction{ + flex-direction: column; + } } @media screen and (min-width:768px){ - .card-img-top { - max-height:184.13px; - } + .card-img-top { + max-height:184.13px; + } } @media screen and (min-width:992px){ - .card-img-top { - max-height:195.36px; - } - .flex-2{ + .card-img-top { + max-height:195.36px; + } + .flex-2{ flex: 2; - } + } } /*** footer **/ footer{ - color:#aaa; + color:#aaa; } footer a, footer a:hover{ - color: white; + color: white; } + +.footer_links{ + list-style:none; +} +.footer_links>li:before{ + margin-right:.5em; + content: ">"; + font-weight: bold; +} + +.top_link:before{ + content: "\21E7"; + padding-right: 4px; + text-decoration: none; + display: inline-block; + font-size: 1.2em; +} + /*** Useful for additional owners ***/ input.select2-input{ - width: 100% !important; + width: 100% !important; } #view-counter-icon{ @@ -421,10 +443,10 @@ input.select2-input{ #viewers-list { - position: absolute; + position: absolute; right: 0; margin-right: 80px; - color: #FFF; + color: #FFF; text-align: center; font-size: 20px; background-color: rgba(40,48,56, 0.5); diff --git a/pod/main/static/css/ui.jqgrid.min.css b/pod/main/static/css/ui.jqgrid.min.css index 0d462c6a29..c0ad2ec8ef 100644 --- a/pod/main/static/css/ui.jqgrid.min.css +++ b/pod/main/static/css/ui.jqgrid.min.css @@ -1,5 +1,4 @@ /*! - * jqGrid 4.15.5-pre - free jqGrid: https://github.com/free-jqgrid/jqGrid - * Date: 2018-08-12 + * jqGrid 4.15.5 - free jqGrid: https://github.com/free-jqgrid/jqGrid + * Date: 2018-08-13 */.ui-jqgrid{position:relative;-moz-box-sizing:content-box;-webkit-box-sizing:content-box;box-sizing:content-box;-ms-touch-action:none;touch-action:manipulation}.ui-jqgrid div{line-height:normal}.ui-jqgrid table{border-collapse:separate;border-spacing:0;border-width:0;border-style:none}.ui-jqgrid table td{padding:0}.ui-jqgrid>.ui-jqgrid-view{position:relative;-moz-box-sizing:border-box;-webkit-box-sizing:border-box;box-sizing:border-box;left:0;top:0;padding:0;font-size:11px}.ui-jqgrid>.ui-jqgrid-view *,.ui-jqgrid>.ui-jqgrid-view :after,.ui-jqgrid>.ui-jqgrid-view :before{-webkit-box-sizing:inherit;-moz-box-sizing:inherit;box-sizing:inherit}.ui-jqdialog .ui-jqdialog-titlebar,.ui-jqgrid 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.ui-jqgrid-legacy-subgrid{margin:0} -/*# sourceMappingURL=ui.jqgrid.min.css.map */ \ No newline at end of file diff --git a/pod/main/static/js/main.js b/pod/main/static/js/main.js index 11f766ef20..c42f55227b 100644 --- a/pod/main/static/js/main.js +++ b/pod/main/static/js/main.js @@ -510,7 +510,7 @@ var videocheck = function(form,event) { if(listext.indexOf(extension) !== -1) { if(fileSize>video_max_upload_size){ window.scrollTo($("#video_form").scrollTop(), 0); - showalert(gettext("The file size exceeds the maximum allowed value :")+" "+VIDEO_MAX_UPLOAD_SIZE+" Go.","alert-danger"); + showalert(gettext("The file size exceeds the maximum allowed value:")+" "+VIDEO_MAX_UPLOAD_SIZE+ gettext(" GB."),"alert-danger"); event.preventDefault(); event.stopPropagation(); } else { @@ -525,7 +525,7 @@ var videocheck = function(form,event) { } } else { window.scrollTo($("#video_form").scrollTop(), 0); - showalert(gettext("The file extension not in the allowed extension :")+" "+listext+".","alert-danger"); + showalert(gettext("The file extension not in the allowed extension:")+" "+listext+".","alert-danger"); event.preventDefault(); event.stopPropagation(); } diff --git a/pod/main/static/js/videojs-contrib-quality-levels.js b/pod/main/static/js/videojs-contrib-quality-levels.js deleted file mode 100644 index a80a260754..0000000000 --- a/pod/main/static/js/videojs-contrib-quality-levels.js +++ /dev/null @@ -1,424 +0,0 @@ -/** - * videojs-contrib-quality-levels - * @version 2.0.4 - * @copyright 2018 Brightcove, Inc. - * @license Apache-2.0 - */ -(function(f){if(typeof exports==="object"&&typeof module!=="undefined"){module.exports=f()}else if(typeof define==="function"&&define.amd){define([],f)}else{var g;if(typeof window!=="undefined"){g=window}else if(typeof global!=="undefined"){g=global}else if(typeof self!=="undefined"){g=self}else{g=this}g.videojsContribQualityLevels = f()}})(function(){var define,module,exports;return (function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o i) { - this.selectedIndex_--; - } - break; - } - } - - if (removed) { - this.trigger({ - qualityLevel: qualityLevel, - type: 'removequalitylevel' - }); - } - - return removed; - }; - - /** - * Searches for a QualityLevel with the given id. - * - * @param {string} id The id of the QualityLevel to find. - * @returns {QualityLevel|null} The QualityLevel with id, or null if not found. - * @method getQualityLevelById - */ - - - QualityLevelList.prototype.getQualityLevelById = function getQualityLevelById(id) { - for (var i = 0, l = this.length; i < l; i++) { - var level = this[i]; - - if (level.id === id) { - return level; - } - } - return null; - }; - - /** - * Resets the list of QualityLevels to empty - * - * @method dispose - */ - - - QualityLevelList.prototype.dispose = function dispose() { - this.selectedIndex_ = -1; - this.levels_.length = 0; - }; - - return QualityLevelList; -}(_video2['default'].EventTarget); - -/** - * change - The selected QualityLevel has changed. - * addqualitylevel - A QualityLevel has been added to the QualityLevelList. - * removequalitylevel - A QualityLevel has been removed from the QualityLevelList. - */ - - -QualityLevelList.prototype.allowedEvents_ = { - change: 'change', - addqualitylevel: 'addqualitylevel', - removequalitylevel: 'removequalitylevel' -}; - -// emulate attribute EventHandler support to allow for feature detection -for (var event in QualityLevelList.prototype.allowedEvents_) { - QualityLevelList.prototype['on' + event] = null; -} - -exports['default'] = QualityLevelList; -}).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {}) -},{"./quality-level.js":2,"global/document":4}],2:[function(require,module,exports){ -(function (global){ -'use strict'; - -exports.__esModule = true; - -var _video = (typeof window !== "undefined" ? window['videojs'] : typeof global !== "undefined" ? global['videojs'] : null); - -var _video2 = _interopRequireDefault(_video); - -var _document = require('global/document'); - -var _document2 = _interopRequireDefault(_document); - -function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { 'default': obj }; } - -function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } } - -/** - * A single QualityLevel. - * - * interface QualityLevel { - * readonly attribute DOMString id; - * attribute DOMString label; - * readonly attribute long width; - * readonly attribute long height; - * readonly attribute long bitrate; - * attribute boolean enabled; - * }; - * - * @class QualityLevel - */ -var QualityLevel = - -/** - * Creates a QualityLevel - * - * @param {Representation|Object} representation The representation of the quality level - * @param {string} representation.id Unique id of the QualityLevel - * @param {number=} representation.width Resolution width of the QualityLevel - * @param {number=} representation.height Resolution height of the QualityLevel - * @param {number} representation.bandwidth Bitrate of the QualityLevel - * @param {Function} representation.enabled Callback to enable/disable QualityLevel - */ -function QualityLevel(representation) { - _classCallCheck(this, QualityLevel); - - var level = this; // eslint-disable-line - - if (_video2['default'].browser.IS_IE8) { - level = _document2['default'].createElement('custom'); - for (var prop in QualityLevel.prototype) { - if (prop !== 'constructor') { - level[prop] = QualityLevel.prototype[prop]; - } - } - } - - level.id = representation.id; - level.label = level.id; - level.width = representation.width; - level.height = representation.height; - level.bitrate = representation.bandwidth; - level.enabled_ = representation.enabled; - - Object.defineProperty(level, 'enabled', { - /** - * Get whether the QualityLevel is enabled. - * - * @returns {boolean} True if the QualityLevel is enabled. - */ - get: function get() { - return level.enabled_(); - }, - - - /** - * Enable or disable the QualityLevel. - * - * @param {boolean} enable true to enable QualityLevel, false to disable. - */ - set: function set(enable) { - level.enabled_(enable); - } - }); - - return level; -}; - -exports['default'] = QualityLevel; -}).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {}) -},{"global/document":4}],3:[function(require,module,exports){ - -},{}],4:[function(require,module,exports){ -(function (global){ -var topLevel = typeof global !== 'undefined' ? global : - typeof window !== 'undefined' ? window : {} -var minDoc = require('min-document'); - -var doccy; - -if (typeof document !== 'undefined') { - doccy = document; -} else { - doccy = topLevel['__GLOBAL_DOCUMENT_CACHE@4']; - - if (!doccy) { - doccy = topLevel['__GLOBAL_DOCUMENT_CACHE@4'] = minDoc; - } -} - -module.exports = doccy; - -}).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {}) -},{"min-document":3}],5:[function(require,module,exports){ -(function (global){ -'use strict'; - -exports.__esModule = true; - -var _video = (typeof window !== "undefined" ? window['videojs'] : typeof global !== "undefined" ? global['videojs'] : null); - -var _video2 = _interopRequireDefault(_video); - -var _qualityLevelList = require('./quality-level-list.js'); - -var _qualityLevelList2 = _interopRequireDefault(_qualityLevelList); - -function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { 'default': obj }; } - -// vjs 5/6 support -var registerPlugin = _video2['default'].registerPlugin || _video2['default'].plugin; - -/** - * Initialization function for the qualityLevels plugin. Sets up the QualityLevelList and - * event handlers. - * - * @param {Player} player Player object. - * @param {Object} options Plugin options object. - * @function initPlugin - */ -var initPlugin = function initPlugin(player, options) { - var originalPluginFn = player.qualityLevels; - - var qualityLevelList = new _qualityLevelList2['default'](); - - var disposeHandler = function disposeHandler() { - qualityLevelList.dispose(); - player.qualityLevels = originalPluginFn; - player.off('dispose', disposeHandler); - }; - - player.on('dispose', disposeHandler); - - player.qualityLevels = function () { - return qualityLevelList; - }; - player.qualityLevels.VERSION = '2.0.4'; - - return qualityLevelList; -}; - -/** - * A video.js plugin. - * - * In the plugin function, the value of `this` is a video.js `Player` - * instance. You cannot rely on the player being in a "ready" state here, - * depending on how the plugin is invoked. This may or may not be important - * to you; if not, remove the wait for "ready"! - * - * @param {Object} options Plugin options object - * @function qualityLevels - */ -var qualityLevels = function qualityLevels(options) { - return initPlugin(this, _video2['default'].mergeOptions({}, options)); -}; - -// Register the plugin with video.js. -registerPlugin('qualityLevels', qualityLevels); - -// Include the version number. -qualityLevels.VERSION = '2.0.4'; - -exports['default'] = qualityLevels; -}).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {}) -},{"./quality-level-list.js":1}]},{},[5])(5) -}); \ No newline at end of file diff --git a/pod/main/static/js/videojs-contrib-quality-levels.min.js b/pod/main/static/js/videojs-contrib-quality-levels.min.js deleted file mode 100644 index 45af3ce9d4..0000000000 --- a/pod/main/static/js/videojs-contrib-quality-levels.min.js +++ /dev/null @@ -1 +0,0 @@ -!function e(t,n,o){function i(r,u){if(!n[r]){if(!t[r]){var d="function"==typeof require&&require;if(!u&&d)return d(r,!0);if(l)return l(r,!0);var f=new Error("Cannot find module '"+r+"'");throw f.code="MODULE_NOT_FOUND",f}var s=n[r]={exports:{}};t[r][0].call(s.exports,function(e){var n=t[r][1][e];return i(n||e)},s,s.exports,e,t,n,o)}return n[r].exports}for(var l="function"==typeof require&&require,r=0;rn&&this.selectedIndex_--;break}return t&&this.trigger({qualityLevel:e,type:"removequalitylevel"}),t},t.prototype.getQualityLevelById=function(e){for(var t=0,n=this.length;t http://a.com/e/f/../g - // With opts.alwaysNormalize = true (not spec compliant) - // http://a.com/b/cd + /e/f/../g => http://a.com/e/g - buildAbsoluteURL: function buildAbsoluteURL(baseURL, relativeURL, opts) { - opts = opts || {}; - // remove any remaining space and CRLF - baseURL = baseURL.trim(); - relativeURL = relativeURL.trim(); - if (!relativeURL) { - // 2a) If the embedded URL is entirely empty, it inherits the - // entire base URL (i.e., is set equal to the base URL) - // and we are done. - if (!opts.alwaysNormalize) { - return baseURL; - } - var basePartsForNormalise = this.parseURL(baseURL); - if (!basePartsForNormalise) { - throw new Error('Error trying to parse base URL.'); - } - basePartsForNormalise.path = URLToolkit.normalizePath(basePartsForNormalise.path); - return URLToolkit.buildURLFromParts(basePartsForNormalise); - } - var relativeParts = this.parseURL(relativeURL); - if (!relativeParts) { - throw new Error('Error trying to parse relative URL.'); - } - if (relativeParts.scheme) { - // 2b) If the embedded URL starts with a scheme name, it is - // interpreted as an absolute URL and we are done. - if (!opts.alwaysNormalize) { - return relativeURL; - } - relativeParts.path = URLToolkit.normalizePath(relativeParts.path); - return URLToolkit.buildURLFromParts(relativeParts); - } - var baseParts = this.parseURL(baseURL); - if (!baseParts) { - throw new Error('Error trying to parse base URL.'); - } - if (!baseParts.netLoc && baseParts.path && baseParts.path[0] !== '/') { - // If netLoc missing and path doesn't start with '/', assume everthing before the first '/' is the netLoc - // This causes 'example.com/a' to be handled as '//example.com/a' instead of '/example.com/a' - var pathParts = FIRST_SEGMENT_REGEX.exec(baseParts.path); - baseParts.netLoc = pathParts[1]; - baseParts.path = pathParts[2]; - } - if (baseParts.netLoc && !baseParts.path) { - baseParts.path = '/'; - } - var builtParts = { - // 2c) Otherwise, the embedded URL inherits the scheme of - // the base URL. - scheme: baseParts.scheme, - netLoc: relativeParts.netLoc, - path: null, - params: relativeParts.params, - query: relativeParts.query, - fragment: relativeParts.fragment - }; - if (!relativeParts.netLoc) { - // 3) If the embedded URL's is non-empty, we skip to - // Step 7. Otherwise, the embedded URL inherits the - // (if any) of the base URL. - builtParts.netLoc = baseParts.netLoc; - // 4) If the embedded URL path is preceded by a slash "/", the - // path is not relative and we skip to Step 7. - if (relativeParts.path[0] !== '/') { - if (!relativeParts.path) { - // 5) If the embedded URL path is empty (and not preceded by a - // slash), then the embedded URL inherits the base URL path - builtParts.path = baseParts.path; - // 5a) if the embedded URL's is non-empty, we skip to - // step 7; otherwise, it inherits the of the base - // URL (if any) and - if (!relativeParts.params) { - builtParts.params = baseParts.params; - // 5b) if the embedded URL's is non-empty, we skip to - // step 7; otherwise, it inherits the of the base - // URL (if any) and we skip to step 7. - if (!relativeParts.query) { - builtParts.query = baseParts.query; - } - } - } else { - // 6) The last segment of the base URL's path (anything - // following the rightmost slash "/", or the entire path if no - // slash is present) is removed and the embedded URL's path is - // appended in its place. - var baseURLPath = baseParts.path; - var newPath = baseURLPath.substring(0, baseURLPath.lastIndexOf('/') + 1) + relativeParts.path; - builtParts.path = URLToolkit.normalizePath(newPath); - } - } - } - if (builtParts.path === null) { - builtParts.path = opts.alwaysNormalize ? URLToolkit.normalizePath(relativeParts.path) : relativeParts.path; - } - return URLToolkit.buildURLFromParts(builtParts); - }, - parseURL: function parseURL(url) { - var parts = URL_REGEX.exec(url); - if (!parts) { - return null; - } - return { - scheme: parts[1] || '', - netLoc: parts[2] || '', - path: parts[3] || '', - params: parts[4] || '', - query: parts[5] || '', - fragment: parts[6] || '' - }; - }, - normalizePath: function normalizePath(path) { - // The following operations are - // then applied, in order, to the new path: - // 6a) All occurrences of "./", where "." is a complete path - // segment, are removed. - // 6b) If the path ends with "." as a complete path segment, - // that "." is removed. - path = path.split('').reverse().join('').replace(SLASH_DOT_REGEX, ''); - // 6c) All occurrences of "/../", where is a - // complete path segment not equal to "..", are removed. - // Removal of these path segments is performed iteratively, - // removing the leftmost matching pattern on each iteration, - // until no matching pattern remains. - // 6d) If the path ends with "/..", where is a - // complete path segment not equal to "..", that - // "/.." is removed. - while (path.length !== (path = path.replace(SLASH_DOT_DOT_REGEX, '')).length) {} // jshint ignore:line - return path.split('').reverse().join(''); - }, - buildURLFromParts: function buildURLFromParts(parts) { - return parts.scheme + parts.netLoc + parts.path + parts.params + parts.query + parts.fragment; - } - }; - - /* jshint ignore:start */ - module.exports = URLToolkit; - })(commonjsGlobal); - /* jshint ignore:end */ - }); - - var win; - - if (typeof window !== "undefined") { - win = window; - } else if (typeof commonjsGlobal !== "undefined") { - win = commonjsGlobal; - } else if (typeof self !== "undefined") { - win = self; - } else { - win = {}; - } - - var window_1 = win; - - /** - * @file resolve-url.js - */ - - var resolveUrl = function resolveUrl(baseURL, relativeURL) { - // return early if we don't need to resolve - if (/^[a-z]+:/i.test(relativeURL)) { - return relativeURL; - } - - // if the base URL is relative then combine with the current location - if (!/\/\//i.test(baseURL)) { - baseURL = urlToolkit.buildAbsoluteURL(window_1.location.href, baseURL); - } - - return urlToolkit.buildAbsoluteURL(baseURL, relativeURL); - }; - - var classCallCheck = function classCallCheck(instance, Constructor) { - if (!(instance instanceof Constructor)) { - throw new TypeError("Cannot call a class as a function"); - } - }; - - var _extends = Object.assign || function (target) { - for (var i = 1; i < arguments.length; i++) { - var source = arguments[i]; - - for (var key in source) { - if (Object.prototype.hasOwnProperty.call(source, key)) { - target[key] = source[key]; - } - } - } - - return target; - }; - - var inherits = function inherits(subClass, superClass) { - if (typeof superClass !== "function" && superClass !== null) { - throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); - } - - subClass.prototype = Object.create(superClass && superClass.prototype, { - constructor: { - value: subClass, - enumerable: false, - writable: true, - configurable: true - } - }); - if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; - }; - - var possibleConstructorReturn = function possibleConstructorReturn(self, call) { - if (!self) { - throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); - } - - return call && (typeof call === "object" || typeof call === "function") ? call : self; - }; - - /** - * @file stream.js - */ - /** - * A lightweight readable stream implemention that handles event dispatching. - * - * @class Stream - */ - var Stream = function () { - function Stream() { - classCallCheck(this, Stream); - - this.listeners = {}; - } - - /** - * Add a listener for a specified event type. - * - * @param {String} type the event name - * @param {Function} listener the callback to be invoked when an event of - * the specified type occurs - */ - - Stream.prototype.on = function on(type, listener) { - if (!this.listeners[type]) { - this.listeners[type] = []; - } - this.listeners[type].push(listener); - }; - - /** - * Remove a listener for a specified event type. - * - * @param {String} type the event name - * @param {Function} listener a function previously registered for this - * type of event through `on` - * @return {Boolean} if we could turn it off or not - */ - - Stream.prototype.off = function off(type, listener) { - if (!this.listeners[type]) { - return false; - } - - var index = this.listeners[type].indexOf(listener); - - this.listeners[type].splice(index, 1); - return index > -1; - }; - - /** - * Trigger an event of the specified type on this stream. Any additional - * arguments to this function are passed as parameters to event listeners. - * - * @param {String} type the event name - */ - - Stream.prototype.trigger = function trigger(type) { - var callbacks = this.listeners[type]; - var i = void 0; - var length = void 0; - var args = void 0; - - if (!callbacks) { - return; - } - // Slicing the arguments on every invocation of this method - // can add a significant amount of overhead. Avoid the - // intermediate object creation for the common case of a - // single callback argument - if (arguments.length === 2) { - length = callbacks.length; - for (i = 0; i < length; ++i) { - callbacks[i].call(this, arguments[1]); - } - } else { - args = Array.prototype.slice.call(arguments, 1); - length = callbacks.length; - for (i = 0; i < length; ++i) { - callbacks[i].apply(this, args); - } - } - }; - - /** - * Destroys the stream and cleans up. - */ - - Stream.prototype.dispose = function dispose() { - this.listeners = {}; - }; - /** - * Forwards all `data` events on this stream to the destination stream. The - * destination stream should provide a method `push` to receive the data - * events as they arrive. - * - * @param {Stream} destination the stream that will receive all `data` events - * @see http://nodejs.org/api/stream.html#stream_readable_pipe_destination_options - */ - - Stream.prototype.pipe = function pipe(destination) { - this.on('data', function (data) { - destination.push(data); - }); - }; - - return Stream; - }(); - - /** - * @file m3u8/line-stream.js - */ - /** - * A stream that buffers string input and generates a `data` event for each - * line. - * - * @class LineStream - * @extends Stream - */ - - var LineStream = function (_Stream) { - inherits(LineStream, _Stream); - - function LineStream() { - classCallCheck(this, LineStream); - - var _this = possibleConstructorReturn(this, _Stream.call(this)); - - _this.buffer = ''; - return _this; - } - - /** - * Add new data to be parsed. - * - * @param {String} data the text to process - */ - - LineStream.prototype.push = function push(data) { - var nextNewline = void 0; - - this.buffer += data; - nextNewline = this.buffer.indexOf('\n'); - - for (; nextNewline > -1; nextNewline = this.buffer.indexOf('\n')) { - this.trigger('data', this.buffer.substring(0, nextNewline)); - this.buffer = this.buffer.substring(nextNewline + 1); - } - }; - - return LineStream; - }(Stream); - - /** - * @file m3u8/parse-stream.js - */ - /** - * "forgiving" attribute list psuedo-grammar: - * attributes -> keyvalue (',' keyvalue)* - * keyvalue -> key '=' value - * key -> [^=]* - * value -> '"' [^"]* '"' | [^,]* - */ - var attributeSeparator = function attributeSeparator() { - var key = '[^=]*'; - var value = '"[^"]*"|[^,]*'; - var keyvalue = '(?:' + key + ')=(?:' + value + ')'; - - return new RegExp('(?:^|,)(' + keyvalue + ')'); - }; - - /** - * Parse attributes from a line given the seperator - * - * @param {String} attributes the attibute line to parse - */ - var parseAttributes = function parseAttributes(attributes) { - // split the string using attributes as the separator - var attrs = attributes.split(attributeSeparator()); - var result = {}; - var i = attrs.length; - var attr = void 0; - - while (i--) { - // filter out unmatched portions of the string - if (attrs[i] === '') { - continue; - } - - // split the key and value - attr = /([^=]*)=(.*)/.exec(attrs[i]).slice(1); - // trim whitespace and remove optional quotes around the value - attr[0] = attr[0].replace(/^\s+|\s+$/g, ''); - attr[1] = attr[1].replace(/^\s+|\s+$/g, ''); - attr[1] = attr[1].replace(/^['"](.*)['"]$/g, '$1'); - result[attr[0]] = attr[1]; - } - return result; - }; - - /** - * A line-level M3U8 parser event stream. It expects to receive input one - * line at a time and performs a context-free parse of its contents. A stream - * interpretation of a manifest can be useful if the manifest is expected to - * be too large to fit comfortably into memory or the entirety of the input - * is not immediately available. Otherwise, it's probably much easier to work - * with a regular `Parser` object. - * - * Produces `data` events with an object that captures the parser's - * interpretation of the input. That object has a property `tag` that is one - * of `uri`, `comment`, or `tag`. URIs only have a single additional - * property, `line`, which captures the entirety of the input without - * interpretation. Comments similarly have a single additional property - * `text` which is the input without the leading `#`. - * - * Tags always have a property `tagType` which is the lower-cased version of - * the M3U8 directive without the `#EXT` or `#EXT-X-` prefix. For instance, - * `#EXT-X-MEDIA-SEQUENCE` becomes `media-sequence` when parsed. Unrecognized - * tags are given the tag type `unknown` and a single additional property - * `data` with the remainder of the input. - * - * @class ParseStream - * @extends Stream - */ - - var ParseStream = function (_Stream) { - inherits(ParseStream, _Stream); - - function ParseStream() { - classCallCheck(this, ParseStream); - - var _this = possibleConstructorReturn(this, _Stream.call(this)); - - _this.customParsers = []; - return _this; - } - - /** - * Parses an additional line of input. - * - * @param {String} line a single line of an M3U8 file to parse - */ - - ParseStream.prototype.push = function push(line) { - var match = void 0; - var event = void 0; - - // strip whitespace - line = line.replace(/^[\u0000\s]+|[\u0000\s]+$/g, ''); - if (line.length === 0) { - // ignore empty lines - return; - } - - // URIs - if (line[0] !== '#') { - this.trigger('data', { - type: 'uri', - uri: line - }); - return; - } - - for (var i = 0; i < this.customParsers.length; i++) { - if (this.customParsers[i].call(this, line)) { - return; - } - } - - // Comments - if (line.indexOf('#EXT') !== 0) { - this.trigger('data', { - type: 'comment', - text: line.slice(1) - }); - return; - } - - // strip off any carriage returns here so the regex matching - // doesn't have to account for them. - line = line.replace('\r', ''); - - // Tags - match = /^#EXTM3U/.exec(line); - if (match) { - this.trigger('data', { - type: 'tag', - tagType: 'm3u' - }); - return; - } - match = /^#EXTINF:?([0-9\.]*)?,?(.*)?$/.exec(line); - if (match) { - event = { - type: 'tag', - tagType: 'inf' - }; - if (match[1]) { - event.duration = parseFloat(match[1]); - } - if (match[2]) { - event.title = match[2]; - } - this.trigger('data', event); - return; - } - match = /^#EXT-X-TARGETDURATION:?([0-9.]*)?/.exec(line); - if (match) { - event = { - type: 'tag', - tagType: 'targetduration' - }; - if (match[1]) { - event.duration = parseInt(match[1], 10); - } - this.trigger('data', event); - return; - } - match = /^#ZEN-TOTAL-DURATION:?([0-9.]*)?/.exec(line); - if (match) { - event = { - type: 'tag', - tagType: 'totalduration' - }; - if (match[1]) { - event.duration = parseInt(match[1], 10); - } - this.trigger('data', event); - return; - } - match = /^#EXT-X-VERSION:?([0-9.]*)?/.exec(line); - if (match) { - event = { - type: 'tag', - tagType: 'version' - }; - if (match[1]) { - event.version = parseInt(match[1], 10); - } - this.trigger('data', event); - return; - } - match = /^#EXT-X-MEDIA-SEQUENCE:?(\-?[0-9.]*)?/.exec(line); - if (match) { - event = { - type: 'tag', - tagType: 'media-sequence' - }; - if (match[1]) { - event.number = parseInt(match[1], 10); - } - this.trigger('data', event); - return; - } - match = /^#EXT-X-DISCONTINUITY-SEQUENCE:?(\-?[0-9.]*)?/.exec(line); - if (match) { - event = { - type: 'tag', - tagType: 'discontinuity-sequence' - }; - if (match[1]) { - event.number = parseInt(match[1], 10); - } - this.trigger('data', event); - return; - } - match = /^#EXT-X-PLAYLIST-TYPE:?(.*)?$/.exec(line); - if (match) { - event = { - type: 'tag', - tagType: 'playlist-type' - }; - if (match[1]) { - event.playlistType = match[1]; - } - this.trigger('data', event); - return; - } - match = /^#EXT-X-BYTERANGE:?([0-9.]*)?@?([0-9.]*)?/.exec(line); - if (match) { - event = { - type: 'tag', - tagType: 'byterange' - }; - if (match[1]) { - event.length = parseInt(match[1], 10); - } - if (match[2]) { - event.offset = parseInt(match[2], 10); - } - this.trigger('data', event); - return; - } - match = /^#EXT-X-ALLOW-CACHE:?(YES|NO)?/.exec(line); - if (match) { - event = { - type: 'tag', - tagType: 'allow-cache' - }; - if (match[1]) { - event.allowed = !/NO/.test(match[1]); - } - this.trigger('data', event); - return; - } - match = /^#EXT-X-MAP:?(.*)$/.exec(line); - if (match) { - event = { - type: 'tag', - tagType: 'map' - }; - - if (match[1]) { - var attributes = parseAttributes(match[1]); - - if (attributes.URI) { - event.uri = attributes.URI; - } - if (attributes.BYTERANGE) { - var _attributes$BYTERANGE = attributes.BYTERANGE.split('@'), - length = _attributes$BYTERANGE[0], - offset = _attributes$BYTERANGE[1]; - - event.byterange = {}; - if (length) { - event.byterange.length = parseInt(length, 10); - } - if (offset) { - event.byterange.offset = parseInt(offset, 10); - } - } - } - - this.trigger('data', event); - return; - } - match = /^#EXT-X-STREAM-INF:?(.*)$/.exec(line); - if (match) { - event = { - type: 'tag', - tagType: 'stream-inf' - }; - if (match[1]) { - event.attributes = parseAttributes(match[1]); - - if (event.attributes.RESOLUTION) { - var split = event.attributes.RESOLUTION.split('x'); - var resolution = {}; - - if (split[0]) { - resolution.width = parseInt(split[0], 10); - } - if (split[1]) { - resolution.height = parseInt(split[1], 10); - } - event.attributes.RESOLUTION = resolution; - } - if (event.attributes.BANDWIDTH) { - event.attributes.BANDWIDTH = parseInt(event.attributes.BANDWIDTH, 10); - } - if (event.attributes['PROGRAM-ID']) { - event.attributes['PROGRAM-ID'] = parseInt(event.attributes['PROGRAM-ID'], 10); - } - } - this.trigger('data', event); - return; - } - match = /^#EXT-X-MEDIA:?(.*)$/.exec(line); - if (match) { - event = { - type: 'tag', - tagType: 'media' - }; - if (match[1]) { - event.attributes = parseAttributes(match[1]); - } - this.trigger('data', event); - return; - } - match = /^#EXT-X-ENDLIST/.exec(line); - if (match) { - this.trigger('data', { - type: 'tag', - tagType: 'endlist' - }); - return; - } - match = /^#EXT-X-DISCONTINUITY/.exec(line); - if (match) { - this.trigger('data', { - type: 'tag', - tagType: 'discontinuity' - }); - return; - } - match = /^#EXT-X-PROGRAM-DATE-TIME:?(.*)$/.exec(line); - if (match) { - event = { - type: 'tag', - tagType: 'program-date-time' - }; - if (match[1]) { - event.dateTimeString = match[1]; - event.dateTimeObject = new Date(match[1]); - } - this.trigger('data', event); - return; - } - match = /^#EXT-X-KEY:?(.*)$/.exec(line); - if (match) { - event = { - type: 'tag', - tagType: 'key' - }; - if (match[1]) { - event.attributes = parseAttributes(match[1]); - // parse the IV string into a Uint32Array - if (event.attributes.IV) { - if (event.attributes.IV.substring(0, 2).toLowerCase() === '0x') { - event.attributes.IV = event.attributes.IV.substring(2); - } - - event.attributes.IV = event.attributes.IV.match(/.{8}/g); - event.attributes.IV[0] = parseInt(event.attributes.IV[0], 16); - event.attributes.IV[1] = parseInt(event.attributes.IV[1], 16); - event.attributes.IV[2] = parseInt(event.attributes.IV[2], 16); - event.attributes.IV[3] = parseInt(event.attributes.IV[3], 16); - event.attributes.IV = new Uint32Array(event.attributes.IV); - } - } - this.trigger('data', event); - return; - } - match = /^#EXT-X-START:?(.*)$/.exec(line); - if (match) { - event = { - type: 'tag', - tagType: 'start' - }; - if (match[1]) { - event.attributes = parseAttributes(match[1]); - - event.attributes['TIME-OFFSET'] = parseFloat(event.attributes['TIME-OFFSET']); - event.attributes.PRECISE = /YES/.test(event.attributes.PRECISE); - } - this.trigger('data', event); - return; - } - match = /^#EXT-X-CUE-OUT-CONT:?(.*)?$/.exec(line); - if (match) { - event = { - type: 'tag', - tagType: 'cue-out-cont' - }; - if (match[1]) { - event.data = match[1]; - } else { - event.data = ''; - } - this.trigger('data', event); - return; - } - match = /^#EXT-X-CUE-OUT:?(.*)?$/.exec(line); - if (match) { - event = { - type: 'tag', - tagType: 'cue-out' - }; - if (match[1]) { - event.data = match[1]; - } else { - event.data = ''; - } - this.trigger('data', event); - return; - } - match = /^#EXT-X-CUE-IN:?(.*)?$/.exec(line); - if (match) { - event = { - type: 'tag', - tagType: 'cue-in' - }; - if (match[1]) { - event.data = match[1]; - } else { - event.data = ''; - } - this.trigger('data', event); - return; - } - - // unknown tag type - this.trigger('data', { - type: 'tag', - data: line.slice(4) - }); - }; - - /** - * Add a parser for custom headers - * - * @param {Object} options a map of options for the added parser - * @param {RegExp} options.expression a regular expression to match the custom header - * @param {string} options.customType the custom type to register to the output - * @param {Function} [options.dataParser] function to parse the line into an object - * @param {boolean} [options.segment] should tag data be attached to the segment object - */ - - ParseStream.prototype.addParser = function addParser(_ref) { - var _this2 = this; - - var expression = _ref.expression, - customType = _ref.customType, - dataParser = _ref.dataParser, - segment = _ref.segment; - - if (typeof dataParser !== 'function') { - dataParser = function dataParser(line) { - return line; - }; - } - this.customParsers.push(function (line) { - var match = expression.exec(line); - - if (match) { - _this2.trigger('data', { - type: 'custom', - data: dataParser(line), - customType: customType, - segment: segment - }); - return true; - } - }); - }; - - return ParseStream; - }(Stream); - - /** - * @file m3u8/parser.js - */ - /** - * A parser for M3U8 files. The current interpretation of the input is - * exposed as a property `manifest` on parser objects. It's just two lines to - * create and parse a manifest once you have the contents available as a string: - * - * ```js - * var parser = new m3u8.Parser(); - * parser.push(xhr.responseText); - * ``` - * - * New input can later be applied to update the manifest object by calling - * `push` again. - * - * The parser attempts to create a usable manifest object even if the - * underlying input is somewhat nonsensical. It emits `info` and `warning` - * events during the parse if it encounters input that seems invalid or - * requires some property of the manifest object to be defaulted. - * - * @class Parser - * @extends Stream - */ - - var Parser = function (_Stream) { - inherits(Parser, _Stream); - - function Parser() { - classCallCheck(this, Parser); - - var _this = possibleConstructorReturn(this, _Stream.call(this)); - - _this.lineStream = new LineStream(); - _this.parseStream = new ParseStream(); - _this.lineStream.pipe(_this.parseStream); - - /* eslint-disable consistent-this */ - var self = _this; - /* eslint-enable consistent-this */ - var uris = []; - var currentUri = {}; - // if specified, the active EXT-X-MAP definition - var currentMap = void 0; - // if specified, the active decryption key - var _key = void 0; - var noop = function noop() {}; - var defaultMediaGroups = { - 'AUDIO': {}, - 'VIDEO': {}, - 'CLOSED-CAPTIONS': {}, - 'SUBTITLES': {} - }; - // group segments into numbered timelines delineated by discontinuities - var currentTimeline = 0; - - // the manifest is empty until the parse stream begins delivering data - _this.manifest = { - allowCache: true, - discontinuityStarts: [], - segments: [] - }; - - // update the manifest with the m3u8 entry from the parse stream - _this.parseStream.on('data', function (entry) { - var mediaGroup = void 0; - var rendition = void 0; - - ({ - tag: function tag() { - // switch based on the tag type - (({ - 'allow-cache': function allowCache() { - this.manifest.allowCache = entry.allowed; - if (!('allowed' in entry)) { - this.trigger('info', { - message: 'defaulting allowCache to YES' - }); - this.manifest.allowCache = true; - } - }, - byterange: function byterange() { - var byterange = {}; - - if ('length' in entry) { - currentUri.byterange = byterange; - byterange.length = entry.length; - - if (!('offset' in entry)) { - this.trigger('info', { - message: 'defaulting offset to zero' - }); - entry.offset = 0; - } - } - if ('offset' in entry) { - currentUri.byterange = byterange; - byterange.offset = entry.offset; - } - }, - endlist: function endlist() { - this.manifest.endList = true; - }, - inf: function inf() { - if (!('mediaSequence' in this.manifest)) { - this.manifest.mediaSequence = 0; - this.trigger('info', { - message: 'defaulting media sequence to zero' - }); - } - if (!('discontinuitySequence' in this.manifest)) { - this.manifest.discontinuitySequence = 0; - this.trigger('info', { - message: 'defaulting discontinuity sequence to zero' - }); - } - if (entry.duration > 0) { - currentUri.duration = entry.duration; - } - - if (entry.duration === 0) { - currentUri.duration = 0.01; - this.trigger('info', { - message: 'updating zero segment duration to a small value' - }); - } - - this.manifest.segments = uris; - }, - key: function key() { - if (!entry.attributes) { - this.trigger('warn', { - message: 'ignoring key declaration without attribute list' - }); - return; - } - // clear the active encryption key - if (entry.attributes.METHOD === 'NONE') { - _key = null; - return; - } - if (!entry.attributes.URI) { - this.trigger('warn', { - message: 'ignoring key declaration without URI' - }); - return; - } - if (!entry.attributes.METHOD) { - this.trigger('warn', { - message: 'defaulting key method to AES-128' - }); - } - - // setup an encryption key for upcoming segments - _key = { - method: entry.attributes.METHOD || 'AES-128', - uri: entry.attributes.URI - }; - - if (typeof entry.attributes.IV !== 'undefined') { - _key.iv = entry.attributes.IV; - } - }, - 'media-sequence': function mediaSequence() { - if (!isFinite(entry.number)) { - this.trigger('warn', { - message: 'ignoring invalid media sequence: ' + entry.number - }); - return; - } - this.manifest.mediaSequence = entry.number; - }, - 'discontinuity-sequence': function discontinuitySequence() { - if (!isFinite(entry.number)) { - this.trigger('warn', { - message: 'ignoring invalid discontinuity sequence: ' + entry.number - }); - return; - } - this.manifest.discontinuitySequence = entry.number; - currentTimeline = entry.number; - }, - 'playlist-type': function playlistType() { - if (!/VOD|EVENT/.test(entry.playlistType)) { - this.trigger('warn', { - message: 'ignoring unknown playlist type: ' + entry.playlist - }); - return; - } - this.manifest.playlistType = entry.playlistType; - }, - map: function map() { - currentMap = {}; - if (entry.uri) { - currentMap.uri = entry.uri; - } - if (entry.byterange) { - currentMap.byterange = entry.byterange; - } - }, - 'stream-inf': function streamInf() { - this.manifest.playlists = uris; - this.manifest.mediaGroups = this.manifest.mediaGroups || defaultMediaGroups; - - if (!entry.attributes) { - this.trigger('warn', { - message: 'ignoring empty stream-inf attributes' - }); - return; - } - - if (!currentUri.attributes) { - currentUri.attributes = {}; - } - _extends(currentUri.attributes, entry.attributes); - }, - media: function media() { - this.manifest.mediaGroups = this.manifest.mediaGroups || defaultMediaGroups; - - if (!(entry.attributes && entry.attributes.TYPE && entry.attributes['GROUP-ID'] && entry.attributes.NAME)) { - this.trigger('warn', { - message: 'ignoring incomplete or missing media group' - }); - return; - } - - // find the media group, creating defaults as necessary - var mediaGroupType = this.manifest.mediaGroups[entry.attributes.TYPE]; - - mediaGroupType[entry.attributes['GROUP-ID']] = mediaGroupType[entry.attributes['GROUP-ID']] || {}; - mediaGroup = mediaGroupType[entry.attributes['GROUP-ID']]; - - // collect the rendition metadata - rendition = { - 'default': /yes/i.test(entry.attributes.DEFAULT) - }; - if (rendition['default']) { - rendition.autoselect = true; - } else { - rendition.autoselect = /yes/i.test(entry.attributes.AUTOSELECT); - } - if (entry.attributes.LANGUAGE) { - rendition.language = entry.attributes.LANGUAGE; - } - if (entry.attributes.URI) { - rendition.uri = entry.attributes.URI; - } - if (entry.attributes['INSTREAM-ID']) { - rendition.instreamId = entry.attributes['INSTREAM-ID']; - } - if (entry.attributes.CHARACTERISTICS) { - rendition.characteristics = entry.attributes.CHARACTERISTICS; - } - if (entry.attributes.FORCED) { - rendition.forced = /yes/i.test(entry.attributes.FORCED); - } - - // insert the new rendition - mediaGroup[entry.attributes.NAME] = rendition; - }, - discontinuity: function discontinuity() { - currentTimeline += 1; - currentUri.discontinuity = true; - this.manifest.discontinuityStarts.push(uris.length); - }, - 'program-date-time': function programDateTime() { - if (typeof this.manifest.dateTimeString === 'undefined') { - // PROGRAM-DATE-TIME is a media-segment tag, but for backwards - // compatibility, we add the first occurence of the PROGRAM-DATE-TIME tag - // to the manifest object - // TODO: Consider removing this in future major version - this.manifest.dateTimeString = entry.dateTimeString; - this.manifest.dateTimeObject = entry.dateTimeObject; - } - - currentUri.dateTimeString = entry.dateTimeString; - currentUri.dateTimeObject = entry.dateTimeObject; - }, - targetduration: function targetduration() { - if (!isFinite(entry.duration) || entry.duration < 0) { - this.trigger('warn', { - message: 'ignoring invalid target duration: ' + entry.duration - }); - return; - } - this.manifest.targetDuration = entry.duration; - }, - totalduration: function totalduration() { - if (!isFinite(entry.duration) || entry.duration < 0) { - this.trigger('warn', { - message: 'ignoring invalid total duration: ' + entry.duration - }); - return; - } - this.manifest.totalDuration = entry.duration; - }, - start: function start() { - if (!entry.attributes || isNaN(entry.attributes['TIME-OFFSET'])) { - this.trigger('warn', { - message: 'ignoring start declaration without appropriate attribute list' - }); - return; - } - this.manifest.start = { - timeOffset: entry.attributes['TIME-OFFSET'], - precise: entry.attributes.PRECISE - }; - }, - 'cue-out': function cueOut() { - currentUri.cueOut = entry.data; - }, - 'cue-out-cont': function cueOutCont() { - currentUri.cueOutCont = entry.data; - }, - 'cue-in': function cueIn() { - currentUri.cueIn = entry.data; - } - })[entry.tagType] || noop).call(self); - }, - uri: function uri() { - currentUri.uri = entry.uri; - uris.push(currentUri); - - // if no explicit duration was declared, use the target duration - if (this.manifest.targetDuration && !('duration' in currentUri)) { - this.trigger('warn', { - message: 'defaulting segment duration to the target duration' - }); - currentUri.duration = this.manifest.targetDuration; - } - // annotate with encryption information, if necessary - if (_key) { - currentUri.key = _key; - } - currentUri.timeline = currentTimeline; - // annotate with initialization segment information, if necessary - if (currentMap) { - currentUri.map = currentMap; - } - - // prepare for the next URI - currentUri = {}; - }, - comment: function comment() { - // comments are not important for playback - }, - custom: function custom() { - // if this is segment-level data attach the output to the segment - if (entry.segment) { - currentUri.custom = currentUri.custom || {}; - currentUri.custom[entry.customType] = entry.data; - // if this is manifest-level data attach to the top level manifest object - } else { - this.manifest.custom = this.manifest.custom || {}; - this.manifest.custom[entry.customType] = entry.data; - } - } - })[entry.type].call(self); - }); - return _this; - } - - /** - * Parse the input string and update the manifest object. - * - * @param {String} chunk a potentially incomplete portion of the manifest - */ - - Parser.prototype.push = function push(chunk) { - this.lineStream.push(chunk); - }; - - /** - * Flush any remaining input. This can be handy if the last line of an M3U8 - * manifest did not contain a trailing newline but the file has been - * completely received. - */ - - Parser.prototype.end = function end() { - // flush any buffered input - this.lineStream.push('\n'); - }; - /** - * Add an additional parser for non-standard tags - * - * @param {Object} options a map of options for the added parser - * @param {RegExp} options.expression a regular expression to match the custom header - * @param {string} options.type the type to register to the output - * @param {Function} [options.dataParser] function to parse the line into an object - * @param {boolean} [options.segment] should tag data be attached to the segment object - */ - - Parser.prototype.addParser = function addParser(options) { - this.parseStream.addParser(options); - }; - - return Parser; - }(Stream); - - var classCallCheck$1 = function (instance, Constructor) { - if (!(instance instanceof Constructor)) { - throw new TypeError("Cannot call a class as a function"); - } - }; - - var createClass = function () { - function defineProperties(target, props) { - for (var i = 0; i < props.length; i++) { - var descriptor = props[i]; - descriptor.enumerable = descriptor.enumerable || false; - descriptor.configurable = true; - if ("value" in descriptor) descriptor.writable = true; - Object.defineProperty(target, descriptor.key, descriptor); - } - } - - return function (Constructor, protoProps, staticProps) { - if (protoProps) defineProperties(Constructor.prototype, protoProps); - if (staticProps) defineProperties(Constructor, staticProps); - return Constructor; - }; - }(); - - var defineProperty = function (obj, key, value) { - if (key in obj) { - Object.defineProperty(obj, key, { - value: value, - enumerable: true, - configurable: true, - writable: true - }); - } else { - obj[key] = value; - } - - return obj; - }; - - var get = function get(object, property, receiver) { - if (object === null) object = Function.prototype; - var desc = Object.getOwnPropertyDescriptor(object, property); - - if (desc === undefined) { - var parent = Object.getPrototypeOf(object); - - if (parent === null) { - return undefined; - } else { - return get(parent, property, receiver); - } - } else if ("value" in desc) { - return desc.value; - } else { - var getter = desc.get; - - if (getter === undefined) { - return undefined; - } - - return getter.call(receiver); - } - }; - - var inherits$1 = function (subClass, superClass) { - if (typeof superClass !== "function" && superClass !== null) { - throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); - } - - subClass.prototype = Object.create(superClass && superClass.prototype, { - constructor: { - value: subClass, - enumerable: false, - writable: true, - configurable: true - } - }); - if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; - }; - - var possibleConstructorReturn$1 = function (self, call) { - if (!self) { - throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); - } - - return call && (typeof call === "object" || typeof call === "function") ? call : self; - }; - - var slicedToArray = function () { - function sliceIterator(arr, i) { - var _arr = []; - var _n = true; - var _d = false; - var _e = undefined; - - try { - for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) { - _arr.push(_s.value); - - if (i && _arr.length === i) break; - } - } catch (err) { - _d = true; - _e = err; - } finally { - try { - if (!_n && _i["return"]) _i["return"](); - } finally { - if (_d) throw _e; - } - } - - return _arr; - } - - return function (arr, i) { - if (Array.isArray(arr)) { - return arr; - } else if (Symbol.iterator in Object(arr)) { - return sliceIterator(arr, i); - } else { - throw new TypeError("Invalid attempt to destructure non-iterable instance"); - } - }; - }(); - - /** - * @file playlist-loader.js - * - * A state machine that manages the loading, caching, and updating of - * M3U8 playlists. - * - */ - - var mergeOptions = videojs.mergeOptions, - EventTarget = videojs.EventTarget, - log = videojs.log; - - /** - * Loops through all supported media groups in master and calls the provided - * callback for each group - * - * @param {Object} master - * The parsed master manifest object - * @param {Function} callback - * Callback to call for each media group - */ - - var forEachMediaGroup = function forEachMediaGroup(master, callback) { - ['AUDIO', 'SUBTITLES'].forEach(function (mediaType) { - for (var groupKey in master.mediaGroups[mediaType]) { - for (var labelKey in master.mediaGroups[mediaType][groupKey]) { - var mediaProperties = master.mediaGroups[mediaType][groupKey][labelKey]; - - callback(mediaProperties, mediaType, groupKey, labelKey); - } - } - }); - }; - - /** - * Returns a new array of segments that is the result of merging - * properties from an older list of segments onto an updated - * list. No properties on the updated playlist will be overridden. - * - * @param {Array} original the outdated list of segments - * @param {Array} update the updated list of segments - * @param {Number=} offset the index of the first update - * segment in the original segment list. For non-live playlists, - * this should always be zero and does not need to be - * specified. For live playlists, it should be the difference - * between the media sequence numbers in the original and updated - * playlists. - * @return a list of merged segment objects - */ - var updateSegments = function updateSegments(original, update, offset) { - var result = update.slice(); - - offset = offset || 0; - var length = Math.min(original.length, update.length + offset); - - for (var i = offset; i < length; i++) { - result[i - offset] = mergeOptions(original[i], result[i - offset]); - } - return result; - }; - - var resolveSegmentUris = function resolveSegmentUris(segment, baseUri) { - if (!segment.resolvedUri) { - segment.resolvedUri = resolveUrl(baseUri, segment.uri); - } - if (segment.key && !segment.key.resolvedUri) { - segment.key.resolvedUri = resolveUrl(baseUri, segment.key.uri); - } - if (segment.map && !segment.map.resolvedUri) { - segment.map.resolvedUri = resolveUrl(baseUri, segment.map.uri); - } - }; - - /** - * Returns a new master playlist that is the result of merging an - * updated media playlist into the original version. If the - * updated media playlist does not match any of the playlist - * entries in the original master playlist, null is returned. - * - * @param {Object} master a parsed master M3U8 object - * @param {Object} media a parsed media M3U8 object - * @return {Object} a new object that represents the original - * master playlist with the updated media playlist merged in, or - * null if the merge produced no change. - */ - var updateMaster = function updateMaster(master, media) { - var result = mergeOptions(master, {}); - var playlist = result.playlists[media.uri]; - - if (!playlist) { - return null; - } - - // consider the playlist unchanged if the number of segments is equal and the media - // sequence number is unchanged - if (playlist.segments && media.segments && playlist.segments.length === media.segments.length && playlist.mediaSequence === media.mediaSequence) { - return null; - } - - var mergedPlaylist = mergeOptions(playlist, media); - - // if the update could overlap existing segment information, merge the two segment lists - if (playlist.segments) { - mergedPlaylist.segments = updateSegments(playlist.segments, media.segments, media.mediaSequence - playlist.mediaSequence); - } - - // resolve any segment URIs to prevent us from having to do it later - mergedPlaylist.segments.forEach(function (segment) { - resolveSegmentUris(segment, mergedPlaylist.resolvedUri); - }); - - // TODO Right now in the playlists array there are two references to each playlist, one - // that is referenced by index, and one by URI. The index reference may no longer be - // necessary. - for (var i = 0; i < result.playlists.length; i++) { - if (result.playlists[i].uri === media.uri) { - result.playlists[i] = mergedPlaylist; - } - } - result.playlists[media.uri] = mergedPlaylist; - - return result; - }; - - var setupMediaPlaylists = function setupMediaPlaylists(master) { - // setup by-URI lookups and resolve media playlist URIs - var i = master.playlists.length; - - while (i--) { - var playlist = master.playlists[i]; - - master.playlists[playlist.uri] = playlist; - playlist.resolvedUri = resolveUrl(master.uri, playlist.uri); - playlist.id = i; - - if (!playlist.attributes) { - // Although the spec states an #EXT-X-STREAM-INF tag MUST have a - // BANDWIDTH attribute, we can play the stream without it. This means a poorly - // formatted master playlist may not have an attribute list. An attributes - // property is added here to prevent undefined references when we encounter - // this scenario. - playlist.attributes = {}; - - log.warn('Invalid playlist STREAM-INF detected. Missing BANDWIDTH attribute.'); - } - } - }; - - var resolveMediaGroupUris = function resolveMediaGroupUris(master) { - forEachMediaGroup(master, function (properties) { - if (properties.uri) { - properties.resolvedUri = resolveUrl(master.uri, properties.uri); - } - }); - }; - - /** - * Calculates the time to wait before refreshing a live playlist - * - * @param {Object} media - * The current media - * @param {Boolean} update - * True if there were any updates from the last refresh, false otherwise - * @return {Number} - * The time in ms to wait before refreshing the live playlist - */ - var refreshDelay = function refreshDelay(media, update) { - var lastSegment = media.segments[media.segments.length - 1]; - var delay = void 0; - - if (update && lastSegment && lastSegment.duration) { - delay = lastSegment.duration * 1000; - } else { - // if the playlist is unchanged since the last reload or last segment duration - // cannot be determined, try again after half the target duration - delay = (media.targetDuration || 10) * 500; - } - return delay; - }; - - /** - * Load a playlist from a remote location - * - * @class PlaylistLoader - * @extends Stream - * @param {String} srcUrl the url to start with - * @param {Boolean} withCredentials the withCredentials xhr option - * @constructor - */ - - var PlaylistLoader = function (_EventTarget) { - inherits$1(PlaylistLoader, _EventTarget); - - function PlaylistLoader(srcUrl, hls, withCredentials) { - classCallCheck$1(this, PlaylistLoader); - - var _this = possibleConstructorReturn$1(this, (PlaylistLoader.__proto__ || Object.getPrototypeOf(PlaylistLoader)).call(this)); - - _this.srcUrl = srcUrl; - _this.hls_ = hls; - _this.withCredentials = withCredentials; - - if (!_this.srcUrl) { - throw new Error('A non-empty playlist URL is required'); - } - - // initialize the loader state - _this.state = 'HAVE_NOTHING'; - - // live playlist staleness timeout - _this.on('mediaupdatetimeout', function () { - if (_this.state !== 'HAVE_METADATA') { - // only refresh the media playlist if no other activity is going on - return; - } - - _this.state = 'HAVE_CURRENT_METADATA'; - - _this.request = _this.hls_.xhr({ - uri: resolveUrl(_this.master.uri, _this.media().uri), - withCredentials: _this.withCredentials - }, function (error, req) { - // disposed - if (!_this.request) { - return; - } - - if (error) { - return _this.playlistRequestError(_this.request, _this.media().uri, 'HAVE_METADATA'); - } - - _this.haveMetadata(_this.request, _this.media().uri); - }); - }); - return _this; - } - - createClass(PlaylistLoader, [{ - key: 'playlistRequestError', - value: function playlistRequestError(xhr, url, startingState) { - // any in-flight request is now finished - this.request = null; - - if (startingState) { - this.state = startingState; - } - - this.error = { - playlist: this.master.playlists[url], - status: xhr.status, - message: 'HLS playlist request error at URL: ' + url, - responseText: xhr.responseText, - code: xhr.status >= 500 ? 4 : 2 - }; - - this.trigger('error'); - } - - // update the playlist loader's state in response to a new or - // updated playlist. - - }, { - key: 'haveMetadata', - value: function haveMetadata(xhr, url) { - var _this2 = this; - - // any in-flight request is now finished - this.request = null; - this.state = 'HAVE_METADATA'; - - var parser = new Parser(); - - parser.push(xhr.responseText); - parser.end(); - parser.manifest.uri = url; - // m3u8-parser does not attach an attributes property to media playlists so make - // sure that the property is attached to avoid undefined reference errors - parser.manifest.attributes = parser.manifest.attributes || {}; - - // merge this playlist into the master - var update = updateMaster(this.master, parser.manifest); - - this.targetDuration = parser.manifest.targetDuration; - - if (update) { - this.master = update; - this.media_ = this.master.playlists[parser.manifest.uri]; - } else { - this.trigger('playlistunchanged'); - } - - // refresh live playlists after a target duration passes - if (!this.media().endList) { - window_1.clearTimeout(this.mediaUpdateTimeout); - this.mediaUpdateTimeout = window_1.setTimeout(function () { - _this2.trigger('mediaupdatetimeout'); - }, refreshDelay(this.media(), !!update)); - } - - this.trigger('loadedplaylist'); - } - - /** - * Abort any outstanding work and clean up. - */ - - }, { - key: 'dispose', - value: function dispose() { - this.stopRequest(); - window_1.clearTimeout(this.mediaUpdateTimeout); - } - }, { - key: 'stopRequest', - value: function stopRequest() { - if (this.request) { - var oldRequest = this.request; - - this.request = null; - oldRequest.onreadystatechange = null; - oldRequest.abort(); - } - } - - /** - * When called without any arguments, returns the currently - * active media playlist. When called with a single argument, - * triggers the playlist loader to asynchronously switch to the - * specified media playlist. Calling this method while the - * loader is in the HAVE_NOTHING causes an error to be emitted - * but otherwise has no effect. - * - * @param {Object=} playlist the parsed media playlist - * object to switch to - * @return {Playlist} the current loaded media - */ - - }, { - key: 'media', - value: function media(playlist) { - var _this3 = this; - - // getter - if (!playlist) { - return this.media_; - } - - // setter - if (this.state === 'HAVE_NOTHING') { - throw new Error('Cannot switch media playlist from ' + this.state); - } - - var startingState = this.state; - - // find the playlist object if the target playlist has been - // specified by URI - if (typeof playlist === 'string') { - if (!this.master.playlists[playlist]) { - throw new Error('Unknown playlist URI: ' + playlist); - } - playlist = this.master.playlists[playlist]; - } - - var mediaChange = !this.media_ || playlist.uri !== this.media_.uri; - - // switch to fully loaded playlists immediately - if (this.master.playlists[playlist.uri].endList) { - // abort outstanding playlist requests - if (this.request) { - this.request.onreadystatechange = null; - this.request.abort(); - this.request = null; - } - this.state = 'HAVE_METADATA'; - this.media_ = playlist; - - // trigger media change if the active media has been updated - if (mediaChange) { - this.trigger('mediachanging'); - this.trigger('mediachange'); - } - return; - } - - // switching to the active playlist is a no-op - if (!mediaChange) { - return; - } - - this.state = 'SWITCHING_MEDIA'; - - // there is already an outstanding playlist request - if (this.request) { - if (resolveUrl(this.master.uri, playlist.uri) === this.request.url) { - // requesting to switch to the same playlist multiple times - // has no effect after the first - return; - } - this.request.onreadystatechange = null; - this.request.abort(); - this.request = null; - } - - // request the new playlist - if (this.media_) { - this.trigger('mediachanging'); - } - - this.request = this.hls_.xhr({ - uri: resolveUrl(this.master.uri, playlist.uri), - withCredentials: this.withCredentials - }, function (error, req) { - // disposed - if (!_this3.request) { - return; - } - - if (error) { - return _this3.playlistRequestError(_this3.request, playlist.uri, startingState); - } - - _this3.haveMetadata(req, playlist.uri); - - // fire loadedmetadata the first time a media playlist is loaded - if (startingState === 'HAVE_MASTER') { - _this3.trigger('loadedmetadata'); - } else { - _this3.trigger('mediachange'); - } - }); - } - - /** - * pause loading of the playlist - */ - - }, { - key: 'pause', - value: function pause() { - this.stopRequest(); - window_1.clearTimeout(this.mediaUpdateTimeout); - if (this.state === 'HAVE_NOTHING') { - // If we pause the loader before any data has been retrieved, its as if we never - // started, so reset to an unstarted state. - this.started = false; - } - // Need to restore state now that no activity is happening - if (this.state === 'SWITCHING_MEDIA') { - // if the loader was in the process of switching media, it should either return to - // HAVE_MASTER or HAVE_METADATA depending on if the loader has loaded a media - // playlist yet. This is determined by the existence of loader.media_ - if (this.media_) { - this.state = 'HAVE_METADATA'; - } else { - this.state = 'HAVE_MASTER'; - } - } else if (this.state === 'HAVE_CURRENT_METADATA') { - this.state = 'HAVE_METADATA'; - } - } - - /** - * start loading of the playlist - */ - - }, { - key: 'load', - value: function load(isFinalRendition) { - var _this4 = this; - - window_1.clearTimeout(this.mediaUpdateTimeout); - - var media = this.media(); - - if (isFinalRendition) { - var delay = media ? media.targetDuration / 2 * 1000 : 5 * 1000; - - this.mediaUpdateTimeout = window_1.setTimeout(function () { - return _this4.load(); - }, delay); - return; - } - - if (!this.started) { - this.start(); - return; - } - - if (media && !media.endList) { - this.trigger('mediaupdatetimeout'); - } else { - this.trigger('loadedplaylist'); - } - } - - /** - * start loading of the playlist - */ - - }, { - key: 'start', - value: function start() { - var _this5 = this; - - this.started = true; - - // request the specified URL - this.request = this.hls_.xhr({ - uri: this.srcUrl, - withCredentials: this.withCredentials - }, function (error, req) { - // disposed - if (!_this5.request) { - return; - } - - // clear the loader's request reference - _this5.request = null; - - if (error) { - _this5.error = { - status: req.status, - message: 'HLS playlist request error at URL: ' + _this5.srcUrl, - responseText: req.responseText, - // MEDIA_ERR_NETWORK - code: 2 - }; - if (_this5.state === 'HAVE_NOTHING') { - _this5.started = false; - } - return _this5.trigger('error'); - } - - var parser = new Parser(); - - parser.push(req.responseText); - parser.end(); - - _this5.state = 'HAVE_MASTER'; - - parser.manifest.uri = _this5.srcUrl; - - // loaded a master playlist - if (parser.manifest.playlists) { - _this5.master = parser.manifest; - - setupMediaPlaylists(_this5.master); - resolveMediaGroupUris(_this5.master); - - _this5.trigger('loadedplaylist'); - if (!_this5.request) { - // no media playlist was specifically selected so start - // from the first listed one - _this5.media(parser.manifest.playlists[0]); - } - return; - } - - // loaded a media playlist - // infer a master playlist if none was previously requested - _this5.master = { - mediaGroups: { - 'AUDIO': {}, - 'VIDEO': {}, - 'CLOSED-CAPTIONS': {}, - 'SUBTITLES': {} - }, - uri: window_1.location.href, - playlists: [{ - uri: _this5.srcUrl, - id: 0 - }] - }; - _this5.master.playlists[_this5.srcUrl] = _this5.master.playlists[0]; - _this5.master.playlists[0].resolvedUri = _this5.srcUrl; - // m3u8-parser does not attach an attributes property to media playlists so make - // sure that the property is attached to avoid undefined reference errors - _this5.master.playlists[0].attributes = _this5.master.playlists[0].attributes || {}; - _this5.haveMetadata(req, _this5.srcUrl); - return _this5.trigger('loadedmetadata'); - }); - } - }]); - return PlaylistLoader; - }(EventTarget); - - /** - * @file playlist.js - * - * Playlist related utilities. - */ - - var createTimeRange = videojs.createTimeRange; - - /** - * walk backward until we find a duration we can use - * or return a failure - * - * @param {Playlist} playlist the playlist to walk through - * @param {Number} endSequence the mediaSequence to stop walking on - */ - - var backwardDuration = function backwardDuration(playlist, endSequence) { - var result = 0; - var i = endSequence - playlist.mediaSequence; - // if a start time is available for segment immediately following - // the interval, use it - var segment = playlist.segments[i]; - - // Walk backward until we find the latest segment with timeline - // information that is earlier than endSequence - if (segment) { - if (typeof segment.start !== 'undefined') { - return { result: segment.start, precise: true }; - } - if (typeof segment.end !== 'undefined') { - return { - result: segment.end - segment.duration, - precise: true - }; - } - } - while (i--) { - segment = playlist.segments[i]; - if (typeof segment.end !== 'undefined') { - return { result: result + segment.end, precise: true }; - } - - result += segment.duration; - - if (typeof segment.start !== 'undefined') { - return { result: result + segment.start, precise: true }; - } - } - return { result: result, precise: false }; - }; - - /** - * walk forward until we find a duration we can use - * or return a failure - * - * @param {Playlist} playlist the playlist to walk through - * @param {Number} endSequence the mediaSequence to stop walking on - */ - var forwardDuration = function forwardDuration(playlist, endSequence) { - var result = 0; - var segment = void 0; - var i = endSequence - playlist.mediaSequence; - // Walk forward until we find the earliest segment with timeline - // information - - for (; i < playlist.segments.length; i++) { - segment = playlist.segments[i]; - if (typeof segment.start !== 'undefined') { - return { - result: segment.start - result, - precise: true - }; - } - - result += segment.duration; - - if (typeof segment.end !== 'undefined') { - return { - result: segment.end - result, - precise: true - }; - } - } - // indicate we didn't find a useful duration estimate - return { result: -1, precise: false }; - }; - - /** - * Calculate the media duration from the segments associated with a - * playlist. The duration of a subinterval of the available segments - * may be calculated by specifying an end index. - * - * @param {Object} playlist a media playlist object - * @param {Number=} endSequence an exclusive upper boundary - * for the playlist. Defaults to playlist length. - * @param {Number} expired the amount of time that has dropped - * off the front of the playlist in a live scenario - * @return {Number} the duration between the first available segment - * and end index. - */ - var intervalDuration = function intervalDuration(playlist, endSequence, expired) { - var backward = void 0; - var forward = void 0; - - if (typeof endSequence === 'undefined') { - endSequence = playlist.mediaSequence + playlist.segments.length; - } - - if (endSequence < playlist.mediaSequence) { - return 0; - } - - // do a backward walk to estimate the duration - backward = backwardDuration(playlist, endSequence); - if (backward.precise) { - // if we were able to base our duration estimate on timing - // information provided directly from the Media Source, return - // it - return backward.result; - } - - // walk forward to see if a precise duration estimate can be made - // that way - forward = forwardDuration(playlist, endSequence); - if (forward.precise) { - // we found a segment that has been buffered and so it's - // position is known precisely - return forward.result; - } - - // return the less-precise, playlist-based duration estimate - return backward.result + expired; - }; - - /** - * Calculates the duration of a playlist. If a start and end index - * are specified, the duration will be for the subset of the media - * timeline between those two indices. The total duration for live - * playlists is always Infinity. - * - * @param {Object} playlist a media playlist object - * @param {Number=} endSequence an exclusive upper - * boundary for the playlist. Defaults to the playlist media - * sequence number plus its length. - * @param {Number=} expired the amount of time that has - * dropped off the front of the playlist in a live scenario - * @return {Number} the duration between the start index and end - * index. - */ - var duration = function duration(playlist, endSequence, expired) { - if (!playlist) { - return 0; - } - - if (typeof expired !== 'number') { - expired = 0; - } - - // if a slice of the total duration is not requested, use - // playlist-level duration indicators when they're present - if (typeof endSequence === 'undefined') { - // if present, use the duration specified in the playlist - if (playlist.totalDuration) { - return playlist.totalDuration; - } - - // duration should be Infinity for live playlists - if (!playlist.endList) { - return window_1.Infinity; - } - } - - // calculate the total duration based on the segment durations - return intervalDuration(playlist, endSequence, expired); - }; - - /** - * Calculate the time between two indexes in the current playlist - * neight the start- nor the end-index need to be within the current - * playlist in which case, the targetDuration of the playlist is used - * to approximate the durations of the segments - * - * @param {Object} playlist a media playlist object - * @param {Number} startIndex - * @param {Number} endIndex - * @return {Number} the number of seconds between startIndex and endIndex - */ - var sumDurations = function sumDurations(playlist, startIndex, endIndex) { - var durations = 0; - - if (startIndex > endIndex) { - var _ref = [endIndex, startIndex]; - startIndex = _ref[0]; - endIndex = _ref[1]; - } - - if (startIndex < 0) { - for (var i = startIndex; i < Math.min(0, endIndex); i++) { - durations += playlist.targetDuration; - } - startIndex = 0; - } - - for (var _i = startIndex; _i < endIndex; _i++) { - durations += playlist.segments[_i].duration; - } - - return durations; - }; - - /** - * Determines the media index of the segment corresponding to the safe edge of the live - * window which is the duration of the last segment plus 2 target durations from the end - * of the playlist. - * - * @param {Object} playlist - * a media playlist object - * @return {Number} - * The media index of the segment at the safe live point. 0 if there is no "safe" - * point. - * @function safeLiveIndex - */ - var safeLiveIndex = function safeLiveIndex(playlist) { - if (!playlist.segments.length) { - return 0; - } - - var i = playlist.segments.length - 1; - var distanceFromEnd = playlist.segments[i].duration || playlist.targetDuration; - var safeDistance = distanceFromEnd + playlist.targetDuration * 2; - - while (i--) { - distanceFromEnd += playlist.segments[i].duration; - - if (distanceFromEnd >= safeDistance) { - break; - } - } - - return Math.max(0, i); - }; - - /** - * Calculates the playlist end time - * - * @param {Object} playlist a media playlist object - * @param {Number=} expired the amount of time that has - * dropped off the front of the playlist in a live scenario - * @param {Boolean|false} useSafeLiveEnd a boolean value indicating whether or not the - * playlist end calculation should consider the safe live end - * (truncate the playlist end by three segments). This is normally - * used for calculating the end of the playlist's seekable range. - * @returns {Number} the end time of playlist - * @function playlistEnd - */ - var playlistEnd = function playlistEnd(playlist, expired, useSafeLiveEnd) { - if (!playlist || !playlist.segments) { - return null; - } - if (playlist.endList) { - return duration(playlist); - } - - if (expired === null) { - return null; - } - - expired = expired || 0; - - var endSequence = useSafeLiveEnd ? safeLiveIndex(playlist) : playlist.segments.length; - - return intervalDuration(playlist, playlist.mediaSequence + endSequence, expired); - }; - - /** - * Calculates the interval of time that is currently seekable in a - * playlist. The returned time ranges are relative to the earliest - * moment in the specified playlist that is still available. A full - * seekable implementation for live streams would need to offset - * these values by the duration of content that has expired from the - * stream. - * - * @param {Object} playlist a media playlist object - * dropped off the front of the playlist in a live scenario - * @param {Number=} expired the amount of time that has - * dropped off the front of the playlist in a live scenario - * @return {TimeRanges} the periods of time that are valid targets - * for seeking - */ - var seekable = function seekable(playlist, expired) { - var useSafeLiveEnd = true; - var seekableStart = expired || 0; - var seekableEnd = playlistEnd(playlist, expired, useSafeLiveEnd); - - if (seekableEnd === null) { - return createTimeRange(); - } - return createTimeRange(seekableStart, seekableEnd); - }; - - var isWholeNumber = function isWholeNumber(num) { - return num - Math.floor(num) === 0; - }; - - var roundSignificantDigit = function roundSignificantDigit(increment, num) { - // If we have a whole number, just add 1 to it - if (isWholeNumber(num)) { - return num + increment * 0.1; - } - - var numDecimalDigits = num.toString().split('.')[1].length; - - for (var i = 1; i <= numDecimalDigits; i++) { - var scale = Math.pow(10, i); - var temp = num * scale; - - if (isWholeNumber(temp) || i === numDecimalDigits) { - return (temp + increment) / scale; - } - } - }; - - var ceilLeastSignificantDigit = roundSignificantDigit.bind(null, 1); - var floorLeastSignificantDigit = roundSignificantDigit.bind(null, -1); - - /** - * Determine the index and estimated starting time of the segment that - * contains a specified playback position in a media playlist. - * - * @param {Object} playlist the media playlist to query - * @param {Number} currentTime The number of seconds since the earliest - * possible position to determine the containing segment for - * @param {Number} startIndex - * @param {Number} startTime - * @return {Object} - */ - var getMediaInfoForTime = function getMediaInfoForTime(playlist, currentTime, startIndex, startTime) { - var i = void 0; - var segment = void 0; - var numSegments = playlist.segments.length; - - var time = currentTime - startTime; - - if (time < 0) { - // Walk backward from startIndex in the playlist, adding durations - // until we find a segment that contains `time` and return it - if (startIndex > 0) { - for (i = startIndex - 1; i >= 0; i--) { - segment = playlist.segments[i]; - time += floorLeastSignificantDigit(segment.duration); - if (time > 0) { - return { - mediaIndex: i, - startTime: startTime - sumDurations(playlist, startIndex, i) - }; - } - } - } - // We were unable to find a good segment within the playlist - // so select the first segment - return { - mediaIndex: 0, - startTime: currentTime - }; - } - - // When startIndex is negative, we first walk forward to first segment - // adding target durations. If we "run out of time" before getting to - // the first segment, return the first segment - if (startIndex < 0) { - for (i = startIndex; i < 0; i++) { - time -= playlist.targetDuration; - if (time < 0) { - return { - mediaIndex: 0, - startTime: currentTime - }; - } - } - startIndex = 0; - } - - // Walk forward from startIndex in the playlist, subtracting durations - // until we find a segment that contains `time` and return it - for (i = startIndex; i < numSegments; i++) { - segment = playlist.segments[i]; - time -= ceilLeastSignificantDigit(segment.duration); - if (time < 0) { - return { - mediaIndex: i, - startTime: startTime + sumDurations(playlist, startIndex, i) - }; - } - } - - // We are out of possible candidates so load the last one... - return { - mediaIndex: numSegments - 1, - startTime: currentTime - }; - }; - - /** - * Check whether the playlist is blacklisted or not. - * - * @param {Object} playlist the media playlist object - * @return {boolean} whether the playlist is blacklisted or not - * @function isBlacklisted - */ - var isBlacklisted = function isBlacklisted(playlist) { - return playlist.excludeUntil && playlist.excludeUntil > Date.now(); - }; - - /** - * Check whether the playlist is compatible with current playback configuration or has - * been blacklisted permanently for being incompatible. - * - * @param {Object} playlist the media playlist object - * @return {boolean} whether the playlist is incompatible or not - * @function isIncompatible - */ - var isIncompatible = function isIncompatible(playlist) { - return playlist.excludeUntil && playlist.excludeUntil === Infinity; - }; - - /** - * Check whether the playlist is enabled or not. - * - * @param {Object} playlist the media playlist object - * @return {boolean} whether the playlist is enabled or not - * @function isEnabled - */ - var isEnabled = function isEnabled(playlist) { - var blacklisted = isBlacklisted(playlist); - - return !playlist.disabled && !blacklisted; - }; - - /** - * Check whether the playlist has been manually disabled through the representations api. - * - * @param {Object} playlist the media playlist object - * @return {boolean} whether the playlist is disabled manually or not - * @function isDisabled - */ - var isDisabled = function isDisabled(playlist) { - return playlist.disabled; - }; - - /** - * Returns whether the current playlist is an AES encrypted HLS stream - * - * @return {Boolean} true if it's an AES encrypted HLS stream - */ - var isAes = function isAes(media) { - for (var i = 0; i < media.segments.length; i++) { - if (media.segments[i].key) { - return true; - } - } - return false; - }; - - /** - * Returns whether the current playlist contains fMP4 - * - * @return {Boolean} true if the playlist contains fMP4 - */ - var isFmp4 = function isFmp4(media) { - for (var i = 0; i < media.segments.length; i++) { - if (media.segments[i].map) { - return true; - } - } - return false; - }; - - /** - * Checks if the playlist has a value for the specified attribute - * - * @param {String} attr - * Attribute to check for - * @param {Object} playlist - * The media playlist object - * @return {Boolean} - * Whether the playlist contains a value for the attribute or not - * @function hasAttribute - */ - var hasAttribute = function hasAttribute(attr, playlist) { - return playlist.attributes && playlist.attributes[attr]; - }; - - /** - * Estimates the time required to complete a segment download from the specified playlist - * - * @param {Number} segmentDuration - * Duration of requested segment - * @param {Number} bandwidth - * Current measured bandwidth of the player - * @param {Object} playlist - * The media playlist object - * @param {Number=} bytesReceived - * Number of bytes already received for the request. Defaults to 0 - * @return {Number|NaN} - * The estimated time to request the segment. NaN if bandwidth information for - * the given playlist is unavailable - * @function estimateSegmentRequestTime - */ - var estimateSegmentRequestTime = function estimateSegmentRequestTime(segmentDuration, bandwidth, playlist) { - var bytesReceived = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : 0; - - if (!hasAttribute('BANDWIDTH', playlist)) { - return NaN; - } - - var size = segmentDuration * playlist.attributes.BANDWIDTH; - - return (size - bytesReceived * 8) / bandwidth; - }; - - /* - * Returns whether the current playlist is the lowest rendition - * - * @return {Boolean} true if on lowest rendition - */ - var isLowestEnabledRendition = function isLowestEnabledRendition(master, media) { - if (master.playlists.length === 1) { - return true; - } - - var currentBandwidth = media.attributes.BANDWIDTH || Number.MAX_VALUE; - - return master.playlists.filter(function (playlist) { - if (!isEnabled(playlist)) { - return false; - } - - return (playlist.attributes.BANDWIDTH || 0) < currentBandwidth; - }).length === 0; - }; - - // exports - var Playlist = { - duration: duration, - seekable: seekable, - safeLiveIndex: safeLiveIndex, - getMediaInfoForTime: getMediaInfoForTime, - isEnabled: isEnabled, - isDisabled: isDisabled, - isBlacklisted: isBlacklisted, - isIncompatible: isIncompatible, - playlistEnd: playlistEnd, - isAes: isAes, - isFmp4: isFmp4, - hasAttribute: hasAttribute, - estimateSegmentRequestTime: estimateSegmentRequestTime, - isLowestEnabledRendition: isLowestEnabledRendition - }; - - /** - * @file xhr.js - */ - - var videojsXHR = videojs.xhr, - mergeOptions$1 = videojs.mergeOptions; - - - var xhrFactory = function xhrFactory() { - var xhr = function XhrFunction(options, callback) { - // Add a default timeout for all hls requests - options = mergeOptions$1({ - timeout: 45e3 - }, options); - - // Allow an optional user-specified function to modify the option - // object before we construct the xhr request - var beforeRequest = XhrFunction.beforeRequest || videojs.Hls.xhr.beforeRequest; - - if (beforeRequest && typeof beforeRequest === 'function') { - var newOptions = beforeRequest(options); - - if (newOptions) { - options = newOptions; - } - } - - var request = videojsXHR(options, function (error, response) { - var reqResponse = request.response; - - if (!error && reqResponse) { - request.responseTime = Date.now(); - request.roundTripTime = request.responseTime - request.requestTime; - request.bytesReceived = reqResponse.byteLength || reqResponse.length; - if (!request.bandwidth) { - request.bandwidth = Math.floor(request.bytesReceived / request.roundTripTime * 8 * 1000); - } - } - - if (response.headers) { - request.responseHeaders = response.headers; - } - - // videojs.xhr now uses a specific code on the error - // object to signal that a request has timed out instead - // of setting a boolean on the request object - if (error && error.code === 'ETIMEDOUT') { - request.timedout = true; - } - - // videojs.xhr no longer considers status codes outside of 200 and 0 - // (for file uris) to be errors, but the old XHR did, so emulate that - // behavior. Status 206 may be used in response to byterange requests. - if (!error && !request.aborted && response.statusCode !== 200 && response.statusCode !== 206 && response.statusCode !== 0) { - error = new Error('XHR Failed with a response of: ' + (request && (reqResponse || request.responseText))); - } - - callback(error, request); - }); - var originalAbort = request.abort; - - request.abort = function () { - request.aborted = true; - return originalAbort.apply(request, arguments); - }; - request.uri = options.uri; - request.requestTime = Date.now(); - return request; - }; - - return xhr; - }; - - /* - * pkcs7.pad - * https://github.com/brightcove/pkcs7 - * - * Copyright (c) 2014 Brightcove - * Licensed under the apache2 license. - */ - - /** - * Returns the subarray of a Uint8Array without PKCS#7 padding. - * @param padded {Uint8Array} unencrypted bytes that have been padded - * @return {Uint8Array} the unpadded bytes - * @see http://tools.ietf.org/html/rfc5652 - */ - function unpad(padded) { - return padded.subarray(0, padded.byteLength - padded[padded.byteLength - 1]); - } - - var classCallCheck$2 = function classCallCheck(instance, Constructor) { - if (!(instance instanceof Constructor)) { - throw new TypeError("Cannot call a class as a function"); - } - }; - - var createClass$1 = function () { - function defineProperties(target, props) { - for (var i = 0; i < props.length; i++) { - var descriptor = props[i]; - descriptor.enumerable = descriptor.enumerable || false; - descriptor.configurable = true; - if ("value" in descriptor) descriptor.writable = true; - Object.defineProperty(target, descriptor.key, descriptor); - } - } - - return function (Constructor, protoProps, staticProps) { - if (protoProps) defineProperties(Constructor.prototype, protoProps); - if (staticProps) defineProperties(Constructor, staticProps); - return Constructor; - }; - }(); - - var inherits$2 = function inherits(subClass, superClass) { - if (typeof superClass !== "function" && superClass !== null) { - throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); - } - - subClass.prototype = Object.create(superClass && superClass.prototype, { - constructor: { - value: subClass, - enumerable: false, - writable: true, - configurable: true - } - }); - if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; - }; - - var possibleConstructorReturn$2 = function possibleConstructorReturn(self, call) { - if (!self) { - throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); - } - - return call && (typeof call === "object" || typeof call === "function") ? call : self; - }; - - /** - * @file aes.js - * - * This file contains an adaptation of the AES decryption algorithm - * from the Standford Javascript Cryptography Library. That work is - * covered by the following copyright and permissions notice: - * - * Copyright 2009-2010 Emily Stark, Mike Hamburg, Dan Boneh. - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions are - * met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * - * 2. Redistributions in binary form must reproduce the above - * copyright notice, this list of conditions and the following - * disclaimer in the documentation and/or other materials provided - * with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS OR - * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED - * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE - * DISCLAIMED. IN NO EVENT SHALL OR CONTRIBUTORS BE - * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR - * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF - * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR - * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, - * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE - * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN - * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - * - * The views and conclusions contained in the software and documentation - * are those of the authors and should not be interpreted as representing - * official policies, either expressed or implied, of the authors. - */ - - /** - * Expand the S-box tables. - * - * @private - */ - var precompute = function precompute() { - var tables = [[[], [], [], [], []], [[], [], [], [], []]]; - var encTable = tables[0]; - var decTable = tables[1]; - var sbox = encTable[4]; - var sboxInv = decTable[4]; - var i = void 0; - var x = void 0; - var xInv = void 0; - var d = []; - var th = []; - var x2 = void 0; - var x4 = void 0; - var x8 = void 0; - var s = void 0; - var tEnc = void 0; - var tDec = void 0; - - // Compute double and third tables - for (i = 0; i < 256; i++) { - th[(d[i] = i << 1 ^ (i >> 7) * 283) ^ i] = i; - } - - for (x = xInv = 0; !sbox[x]; x ^= x2 || 1, xInv = th[xInv] || 1) { - // Compute sbox - s = xInv ^ xInv << 1 ^ xInv << 2 ^ xInv << 3 ^ xInv << 4; - s = s >> 8 ^ s & 255 ^ 99; - sbox[x] = s; - sboxInv[s] = x; - - // Compute MixColumns - x8 = d[x4 = d[x2 = d[x]]]; - tDec = x8 * 0x1010101 ^ x4 * 0x10001 ^ x2 * 0x101 ^ x * 0x1010100; - tEnc = d[s] * 0x101 ^ s * 0x1010100; - - for (i = 0; i < 4; i++) { - encTable[i][x] = tEnc = tEnc << 24 ^ tEnc >>> 8; - decTable[i][s] = tDec = tDec << 24 ^ tDec >>> 8; - } - } - - // Compactify. Considerable speedup on Firefox. - for (i = 0; i < 5; i++) { - encTable[i] = encTable[i].slice(0); - decTable[i] = decTable[i].slice(0); - } - return tables; - }; - var aesTables = null; - - /** - * Schedule out an AES key for both encryption and decryption. This - * is a low-level class. Use a cipher mode to do bulk encryption. - * - * @class AES - * @param key {Array} The key as an array of 4, 6 or 8 words. - */ - - var AES = function () { - function AES(key) { - classCallCheck$2(this, AES); - - /** - * The expanded S-box and inverse S-box tables. These will be computed - * on the client so that we don't have to send them down the wire. - * - * There are two tables, _tables[0] is for encryption and - * _tables[1] is for decryption. - * - * The first 4 sub-tables are the expanded S-box with MixColumns. The - * last (_tables[01][4]) is the S-box itself. - * - * @private - */ - // if we have yet to precompute the S-box tables - // do so now - if (!aesTables) { - aesTables = precompute(); - } - // then make a copy of that object for use - this._tables = [[aesTables[0][0].slice(), aesTables[0][1].slice(), aesTables[0][2].slice(), aesTables[0][3].slice(), aesTables[0][4].slice()], [aesTables[1][0].slice(), aesTables[1][1].slice(), aesTables[1][2].slice(), aesTables[1][3].slice(), aesTables[1][4].slice()]]; - var i = void 0; - var j = void 0; - var tmp = void 0; - var encKey = void 0; - var decKey = void 0; - var sbox = this._tables[0][4]; - var decTable = this._tables[1]; - var keyLen = key.length; - var rcon = 1; - - if (keyLen !== 4 && keyLen !== 6 && keyLen !== 8) { - throw new Error('Invalid aes key size'); - } - - encKey = key.slice(0); - decKey = []; - this._key = [encKey, decKey]; - - // schedule encryption keys - for (i = keyLen; i < 4 * keyLen + 28; i++) { - tmp = encKey[i - 1]; - - // apply sbox - if (i % keyLen === 0 || keyLen === 8 && i % keyLen === 4) { - tmp = sbox[tmp >>> 24] << 24 ^ sbox[tmp >> 16 & 255] << 16 ^ sbox[tmp >> 8 & 255] << 8 ^ sbox[tmp & 255]; - - // shift rows and add rcon - if (i % keyLen === 0) { - tmp = tmp << 8 ^ tmp >>> 24 ^ rcon << 24; - rcon = rcon << 1 ^ (rcon >> 7) * 283; - } - } - - encKey[i] = encKey[i - keyLen] ^ tmp; - } - - // schedule decryption keys - for (j = 0; i; j++, i--) { - tmp = encKey[j & 3 ? i : i - 4]; - if (i <= 4 || j < 4) { - decKey[j] = tmp; - } else { - decKey[j] = decTable[0][sbox[tmp >>> 24]] ^ decTable[1][sbox[tmp >> 16 & 255]] ^ decTable[2][sbox[tmp >> 8 & 255]] ^ decTable[3][sbox[tmp & 255]]; - } - } - } - - /** - * Decrypt 16 bytes, specified as four 32-bit words. - * - * @param {Number} encrypted0 the first word to decrypt - * @param {Number} encrypted1 the second word to decrypt - * @param {Number} encrypted2 the third word to decrypt - * @param {Number} encrypted3 the fourth word to decrypt - * @param {Int32Array} out the array to write the decrypted words - * into - * @param {Number} offset the offset into the output array to start - * writing results - * @return {Array} The plaintext. - */ - - AES.prototype.decrypt = function decrypt(encrypted0, encrypted1, encrypted2, encrypted3, out, offset) { - var key = this._key[1]; - // state variables a,b,c,d are loaded with pre-whitened data - var a = encrypted0 ^ key[0]; - var b = encrypted3 ^ key[1]; - var c = encrypted2 ^ key[2]; - var d = encrypted1 ^ key[3]; - var a2 = void 0; - var b2 = void 0; - var c2 = void 0; - - // key.length === 2 ? - var nInnerRounds = key.length / 4 - 2; - var i = void 0; - var kIndex = 4; - var table = this._tables[1]; - - // load up the tables - var table0 = table[0]; - var table1 = table[1]; - var table2 = table[2]; - var table3 = table[3]; - var sbox = table[4]; - - // Inner rounds. Cribbed from OpenSSL. - for (i = 0; i < nInnerRounds; i++) { - a2 = table0[a >>> 24] ^ table1[b >> 16 & 255] ^ table2[c >> 8 & 255] ^ table3[d & 255] ^ key[kIndex]; - b2 = table0[b >>> 24] ^ table1[c >> 16 & 255] ^ table2[d >> 8 & 255] ^ table3[a & 255] ^ key[kIndex + 1]; - c2 = table0[c >>> 24] ^ table1[d >> 16 & 255] ^ table2[a >> 8 & 255] ^ table3[b & 255] ^ key[kIndex + 2]; - d = table0[d >>> 24] ^ table1[a >> 16 & 255] ^ table2[b >> 8 & 255] ^ table3[c & 255] ^ key[kIndex + 3]; - kIndex += 4; - a = a2;b = b2;c = c2; - } - - // Last round. - for (i = 0; i < 4; i++) { - out[(3 & -i) + offset] = sbox[a >>> 24] << 24 ^ sbox[b >> 16 & 255] << 16 ^ sbox[c >> 8 & 255] << 8 ^ sbox[d & 255] ^ key[kIndex++]; - a2 = a;a = b;b = c;c = d;d = a2; - } - }; - - return AES; - }(); - - /** - * @file stream.js - */ - /** - * A lightweight readable stream implemention that handles event dispatching. - * - * @class Stream - */ - var Stream$1 = function () { - function Stream() { - classCallCheck$2(this, Stream); - - this.listeners = {}; - } - - /** - * Add a listener for a specified event type. - * - * @param {String} type the event name - * @param {Function} listener the callback to be invoked when an event of - * the specified type occurs - */ - - Stream.prototype.on = function on(type, listener) { - if (!this.listeners[type]) { - this.listeners[type] = []; - } - this.listeners[type].push(listener); - }; - - /** - * Remove a listener for a specified event type. - * - * @param {String} type the event name - * @param {Function} listener a function previously registered for this - * type of event through `on` - * @return {Boolean} if we could turn it off or not - */ - - Stream.prototype.off = function off(type, listener) { - if (!this.listeners[type]) { - return false; - } - - var index = this.listeners[type].indexOf(listener); - - this.listeners[type].splice(index, 1); - return index > -1; - }; - - /** - * Trigger an event of the specified type on this stream. Any additional - * arguments to this function are passed as parameters to event listeners. - * - * @param {String} type the event name - */ - - Stream.prototype.trigger = function trigger(type) { - var callbacks = this.listeners[type]; - - if (!callbacks) { - return; - } - - // Slicing the arguments on every invocation of this method - // can add a significant amount of overhead. Avoid the - // intermediate object creation for the common case of a - // single callback argument - if (arguments.length === 2) { - var length = callbacks.length; - - for (var i = 0; i < length; ++i) { - callbacks[i].call(this, arguments[1]); - } - } else { - var args = Array.prototype.slice.call(arguments, 1); - var _length = callbacks.length; - - for (var _i = 0; _i < _length; ++_i) { - callbacks[_i].apply(this, args); - } - } - }; - - /** - * Destroys the stream and cleans up. - */ - - Stream.prototype.dispose = function dispose() { - this.listeners = {}; - }; - /** - * Forwards all `data` events on this stream to the destination stream. The - * destination stream should provide a method `push` to receive the data - * events as they arrive. - * - * @param {Stream} destination the stream that will receive all `data` events - * @see http://nodejs.org/api/stream.html#stream_readable_pipe_destination_options - */ - - Stream.prototype.pipe = function pipe(destination) { - this.on('data', function (data) { - destination.push(data); - }); - }; - - return Stream; - }(); - - /** - * @file async-stream.js - */ - /** - * A wrapper around the Stream class to use setTiemout - * and run stream "jobs" Asynchronously - * - * @class AsyncStream - * @extends Stream - */ - - var AsyncStream = function (_Stream) { - inherits$2(AsyncStream, _Stream); - - function AsyncStream() { - classCallCheck$2(this, AsyncStream); - - var _this = possibleConstructorReturn$2(this, _Stream.call(this, Stream$1)); - - _this.jobs = []; - _this.delay = 1; - _this.timeout_ = null; - return _this; - } - - /** - * process an async job - * - * @private - */ - - AsyncStream.prototype.processJob_ = function processJob_() { - this.jobs.shift()(); - if (this.jobs.length) { - this.timeout_ = setTimeout(this.processJob_.bind(this), this.delay); - } else { - this.timeout_ = null; - } - }; - - /** - * push a job into the stream - * - * @param {Function} job the job to push into the stream - */ - - AsyncStream.prototype.push = function push(job) { - this.jobs.push(job); - if (!this.timeout_) { - this.timeout_ = setTimeout(this.processJob_.bind(this), this.delay); - } - }; - - return AsyncStream; - }(Stream$1); - - /** - * @file decrypter.js - * - * An asynchronous implementation of AES-128 CBC decryption with - * PKCS#7 padding. - */ - - /** - * Convert network-order (big-endian) bytes into their little-endian - * representation. - */ - var ntoh = function ntoh(word) { - return word << 24 | (word & 0xff00) << 8 | (word & 0xff0000) >> 8 | word >>> 24; - }; - - /** - * Decrypt bytes using AES-128 with CBC and PKCS#7 padding. - * - * @param {Uint8Array} encrypted the encrypted bytes - * @param {Uint32Array} key the bytes of the decryption key - * @param {Uint32Array} initVector the initialization vector (IV) to - * use for the first round of CBC. - * @return {Uint8Array} the decrypted bytes - * - * @see http://en.wikipedia.org/wiki/Advanced_Encryption_Standard - * @see http://en.wikipedia.org/wiki/Block_cipher_mode_of_operation#Cipher_Block_Chaining_.28CBC.29 - * @see https://tools.ietf.org/html/rfc2315 - */ - var decrypt = function decrypt(encrypted, key, initVector) { - // word-level access to the encrypted bytes - var encrypted32 = new Int32Array(encrypted.buffer, encrypted.byteOffset, encrypted.byteLength >> 2); - - var decipher = new AES(Array.prototype.slice.call(key)); - - // byte and word-level access for the decrypted output - var decrypted = new Uint8Array(encrypted.byteLength); - var decrypted32 = new Int32Array(decrypted.buffer); - - // temporary variables for working with the IV, encrypted, and - // decrypted data - var init0 = void 0; - var init1 = void 0; - var init2 = void 0; - var init3 = void 0; - var encrypted0 = void 0; - var encrypted1 = void 0; - var encrypted2 = void 0; - var encrypted3 = void 0; - - // iteration variable - var wordIx = void 0; - - // pull out the words of the IV to ensure we don't modify the - // passed-in reference and easier access - init0 = initVector[0]; - init1 = initVector[1]; - init2 = initVector[2]; - init3 = initVector[3]; - - // decrypt four word sequences, applying cipher-block chaining (CBC) - // to each decrypted block - for (wordIx = 0; wordIx < encrypted32.length; wordIx += 4) { - // convert big-endian (network order) words into little-endian - // (javascript order) - encrypted0 = ntoh(encrypted32[wordIx]); - encrypted1 = ntoh(encrypted32[wordIx + 1]); - encrypted2 = ntoh(encrypted32[wordIx + 2]); - encrypted3 = ntoh(encrypted32[wordIx + 3]); - - // decrypt the block - decipher.decrypt(encrypted0, encrypted1, encrypted2, encrypted3, decrypted32, wordIx); - - // XOR with the IV, and restore network byte-order to obtain the - // plaintext - decrypted32[wordIx] = ntoh(decrypted32[wordIx] ^ init0); - decrypted32[wordIx + 1] = ntoh(decrypted32[wordIx + 1] ^ init1); - decrypted32[wordIx + 2] = ntoh(decrypted32[wordIx + 2] ^ init2); - decrypted32[wordIx + 3] = ntoh(decrypted32[wordIx + 3] ^ init3); - - // setup the IV for the next round - init0 = encrypted0; - init1 = encrypted1; - init2 = encrypted2; - init3 = encrypted3; - } - - return decrypted; - }; - - /** - * The `Decrypter` class that manages decryption of AES - * data through `AsyncStream` objects and the `decrypt` - * function - * - * @param {Uint8Array} encrypted the encrypted bytes - * @param {Uint32Array} key the bytes of the decryption key - * @param {Uint32Array} initVector the initialization vector (IV) to - * @param {Function} done the function to run when done - * @class Decrypter - */ - - var Decrypter = function () { - function Decrypter(encrypted, key, initVector, done) { - classCallCheck$2(this, Decrypter); - - var step = Decrypter.STEP; - var encrypted32 = new Int32Array(encrypted.buffer); - var decrypted = new Uint8Array(encrypted.byteLength); - var i = 0; - - this.asyncStream_ = new AsyncStream(); - - // split up the encryption job and do the individual chunks asynchronously - this.asyncStream_.push(this.decryptChunk_(encrypted32.subarray(i, i + step), key, initVector, decrypted)); - for (i = step; i < encrypted32.length; i += step) { - initVector = new Uint32Array([ntoh(encrypted32[i - 4]), ntoh(encrypted32[i - 3]), ntoh(encrypted32[i - 2]), ntoh(encrypted32[i - 1])]); - this.asyncStream_.push(this.decryptChunk_(encrypted32.subarray(i, i + step), key, initVector, decrypted)); - } - // invoke the done() callback when everything is finished - this.asyncStream_.push(function () { - // remove pkcs#7 padding from the decrypted bytes - done(null, unpad(decrypted)); - }); - } - - /** - * a getter for step the maximum number of bytes to process at one time - * - * @return {Number} the value of step 32000 - */ - - /** - * @private - */ - Decrypter.prototype.decryptChunk_ = function decryptChunk_(encrypted, key, initVector, decrypted) { - return function () { - var bytes = decrypt(encrypted, key, initVector); - - decrypted.set(bytes, encrypted.byteOffset); - }; - }; - - createClass$1(Decrypter, null, [{ - key: 'STEP', - get: function get$$1() { - // 4 * 8000; - return 32000; - } - }]); - return Decrypter; - }(); - - /** - * @file bin-utils.js - */ - - /** - * convert a TimeRange to text - * - * @param {TimeRange} range the timerange to use for conversion - * @param {Number} i the iterator on the range to convert - */ - var textRange = function textRange(range, i) { - return range.start(i) + '-' + range.end(i); - }; - - /** - * format a number as hex string - * - * @param {Number} e The number - * @param {Number} i the iterator - */ - var formatHexString = function formatHexString(e, i) { - var value = e.toString(16); - - return '00'.substring(0, 2 - value.length) + value + (i % 2 ? ' ' : ''); - }; - var formatAsciiString = function formatAsciiString(e) { - if (e >= 0x20 && e < 0x7e) { - return String.fromCharCode(e); - } - return '.'; - }; - - /** - * Creates an object for sending to a web worker modifying properties that are TypedArrays - * into a new object with seperated properties for the buffer, byteOffset, and byteLength. - * - * @param {Object} message - * Object of properties and values to send to the web worker - * @return {Object} - * Modified message with TypedArray values expanded - * @function createTransferableMessage - */ - var createTransferableMessage = function createTransferableMessage(message) { - var transferable = {}; - - Object.keys(message).forEach(function (key) { - var value = message[key]; - - if (ArrayBuffer.isView(value)) { - transferable[key] = { - bytes: value.buffer, - byteOffset: value.byteOffset, - byteLength: value.byteLength - }; - } else { - transferable[key] = value; - } - }); - - return transferable; - }; - - /** - * Returns a unique string identifier for a media initialization - * segment. - */ - var initSegmentId = function initSegmentId(initSegment) { - var byterange = initSegment.byterange || { - length: Infinity, - offset: 0 - }; - - return [byterange.length, byterange.offset, initSegment.resolvedUri].join(','); - }; - - /** - * utils to help dump binary data to the console - */ - var hexDump = function hexDump(data) { - var bytes = Array.prototype.slice.call(data); - var step = 16; - var result = ''; - var hex = void 0; - var ascii = void 0; - - for (var j = 0; j < bytes.length / step; j++) { - hex = bytes.slice(j * step, j * step + step).map(formatHexString).join(''); - ascii = bytes.slice(j * step, j * step + step).map(formatAsciiString).join(''); - result += hex + ' ' + ascii + '\n'; - } - - return result; - }; - - var tagDump = function tagDump(_ref) { - var bytes = _ref.bytes; - return hexDump(bytes); - }; - - var textRanges = function textRanges(ranges) { - var result = ''; - var i = void 0; - - for (i = 0; i < ranges.length; i++) { - result += textRange(ranges, i) + ' '; - } - return result; - }; - - var utils = /*#__PURE__*/Object.freeze({ - createTransferableMessage: createTransferableMessage, - initSegmentId: initSegmentId, - hexDump: hexDump, - tagDump: tagDump, - textRanges: textRanges - }); - - /** - * ranges - * - * Utilities for working with TimeRanges. - * - */ - - // Fudge factor to account for TimeRanges rounding - var TIME_FUDGE_FACTOR = 1 / 30; - // Comparisons between time values such as current time and the end of the buffered range - // can be misleading because of precision differences or when the current media has poorly - // aligned audio and video, which can cause values to be slightly off from what you would - // expect. This value is what we consider to be safe to use in such comparisons to account - // for these scenarios. - var SAFE_TIME_DELTA = TIME_FUDGE_FACTOR * 3; - var filterRanges = function filterRanges(timeRanges, predicate) { - var results = []; - var i = void 0; - - if (timeRanges && timeRanges.length) { - // Search for ranges that match the predicate - for (i = 0; i < timeRanges.length; i++) { - if (predicate(timeRanges.start(i), timeRanges.end(i))) { - results.push([timeRanges.start(i), timeRanges.end(i)]); - } - } - } - - return videojs.createTimeRanges(results); - }; - - /** - * Attempts to find the buffered TimeRange that contains the specified - * time. - * @param {TimeRanges} buffered - the TimeRanges object to query - * @param {number} time - the time to filter on. - * @returns {TimeRanges} a new TimeRanges object - */ - var findRange = function findRange(buffered, time) { - return filterRanges(buffered, function (start, end) { - return start - TIME_FUDGE_FACTOR <= time && end + TIME_FUDGE_FACTOR >= time; - }); - }; - - /** - * Returns the TimeRanges that begin later than the specified time. - * @param {TimeRanges} timeRanges - the TimeRanges object to query - * @param {number} time - the time to filter on. - * @returns {TimeRanges} a new TimeRanges object. - */ - var findNextRange = function findNextRange(timeRanges, time) { - return filterRanges(timeRanges, function (start) { - return start - TIME_FUDGE_FACTOR >= time; - }); - }; - - /** - * Returns gaps within a list of TimeRanges - * @param {TimeRanges} buffered - the TimeRanges object - * @return {TimeRanges} a TimeRanges object of gaps - */ - var findGaps = function findGaps(buffered) { - if (buffered.length < 2) { - return videojs.createTimeRanges(); - } - - var ranges = []; - - for (var i = 1; i < buffered.length; i++) { - var start = buffered.end(i - 1); - var end = buffered.start(i); - - ranges.push([start, end]); - } - - return videojs.createTimeRanges(ranges); - }; - - /** - * Gets a human readable string for a TimeRange - * - * @param {TimeRange} range - * @returns {String} a human readable string - */ - var printableRange = function printableRange(range) { - var strArr = []; - - if (!range || !range.length) { - return ''; - } - - for (var i = 0; i < range.length; i++) { - strArr.push(range.start(i) + ' => ' + range.end(i)); - } - - return strArr.join(', '); - }; - - /** - * Calculates the amount of time left in seconds until the player hits the end of the - * buffer and causes a rebuffer - * - * @param {TimeRange} buffered - * The state of the buffer - * @param {Numnber} currentTime - * The current time of the player - * @param {Number} playbackRate - * The current playback rate of the player. Defaults to 1. - * @return {Number} - * Time until the player has to start rebuffering in seconds. - * @function timeUntilRebuffer - */ - var timeUntilRebuffer = function timeUntilRebuffer(buffered, currentTime) { - var playbackRate = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : 1; - - var bufferedEnd = buffered.length ? buffered.end(buffered.length - 1) : 0; - - return (bufferedEnd - currentTime) / playbackRate; - }; - - /** - * Converts a TimeRanges object into an array representation - * @param {TimeRanges} timeRanges - * @returns {Array} - */ - var timeRangesToArray = function timeRangesToArray(timeRanges) { - var timeRangesList = []; - - for (var i = 0; i < timeRanges.length; i++) { - timeRangesList.push({ - start: timeRanges.start(i), - end: timeRanges.end(i) - }); - } - - return timeRangesList; - }; - - /** - * @file create-text-tracks-if-necessary.js - */ - - /** - * Create text tracks on video.js if they exist on a segment. - * - * @param {Object} sourceBuffer the VSB or FSB - * @param {Object} mediaSource the HTML media source - * @param {Object} segment the segment that may contain the text track - * @private - */ - var createTextTracksIfNecessary = function createTextTracksIfNecessary(sourceBuffer, mediaSource, segment) { - var player = mediaSource.player_; - - // create an in-band caption track if one is present in the segment - if (segment.captions && segment.captions.length) { - if (!sourceBuffer.inbandTextTracks_) { - sourceBuffer.inbandTextTracks_ = {}; - } - - for (var trackId in segment.captionStreams) { - if (!sourceBuffer.inbandTextTracks_[trackId]) { - player.tech_.trigger({ type: 'usage', name: 'hls-608' }); - var track = player.textTracks().getTrackById(trackId); - - if (track) { - // Resuse an existing track with a CC# id because this was - // very likely created by videojs-contrib-hls from information - // in the m3u8 for us to use - sourceBuffer.inbandTextTracks_[trackId] = track; - } else { - // Otherwise, create a track with the default `CC#` label and - // without a language - sourceBuffer.inbandTextTracks_[trackId] = player.addRemoteTextTrack({ - kind: 'captions', - id: trackId, - label: trackId - }, false).track; - } - } - } - } - - if (segment.metadata && segment.metadata.length && !sourceBuffer.metadataTrack_) { - sourceBuffer.metadataTrack_ = player.addRemoteTextTrack({ - kind: 'metadata', - label: 'Timed Metadata' - }, false).track; - sourceBuffer.metadataTrack_.inBandMetadataTrackDispatchType = segment.metadata.dispatchType; - } - }; - - /** - * @file remove-cues-from-track.js - */ - - /** - * Remove cues from a track on video.js. - * - * @param {Double} start start of where we should remove the cue - * @param {Double} end end of where the we should remove the cue - * @param {Object} track the text track to remove the cues from - * @private - */ - var removeCuesFromTrack = function removeCuesFromTrack(start, end, track) { - var i = void 0; - var cue = void 0; - - if (!track) { - return; - } - - if (!track.cues) { - return; - } - - i = track.cues.length; - - while (i--) { - cue = track.cues[i]; - - // Remove any overlapping cue - if (cue.startTime <= end && cue.endTime >= start) { - track.removeCue(cue); - } - } - }; - - /** - * @file add-text-track-data.js - */ - /** - * Define properties on a cue for backwards compatability, - * but warn the user that the way that they are using it - * is depricated and will be removed at a later date. - * - * @param {Cue} cue the cue to add the properties on - * @private - */ - var deprecateOldCue = function deprecateOldCue(cue) { - Object.defineProperties(cue.frame, { - id: { - get: function get() { - videojs.log.warn('cue.frame.id is deprecated. Use cue.value.key instead.'); - return cue.value.key; - } - }, - value: { - get: function get() { - videojs.log.warn('cue.frame.value is deprecated. Use cue.value.data instead.'); - return cue.value.data; - } - }, - privateData: { - get: function get() { - videojs.log.warn('cue.frame.privateData is deprecated. Use cue.value.data instead.'); - return cue.value.data; - } - } - }); - }; - - var durationOfVideo = function durationOfVideo(duration) { - var dur = void 0; - - if (isNaN(duration) || Math.abs(duration) === Infinity) { - dur = Number.MAX_VALUE; - } else { - dur = duration; - } - return dur; - }; - /** - * Add text track data to a source handler given the captions and - * metadata from the buffer. - * - * @param {Object} sourceHandler the virtual source buffer - * @param {Array} captionArray an array of caption data - * @param {Array} metadataArray an array of meta data - * @private - */ - var addTextTrackData = function addTextTrackData(sourceHandler, captionArray, metadataArray) { - var Cue = window_1.WebKitDataCue || window_1.VTTCue; - - if (captionArray) { - captionArray.forEach(function (caption) { - var track = caption.stream; - - this.inbandTextTracks_[track].addCue(new Cue(caption.startTime + this.timestampOffset, caption.endTime + this.timestampOffset, caption.text)); - }, sourceHandler); - } - - if (metadataArray) { - var videoDuration = durationOfVideo(sourceHandler.mediaSource_.duration); - - metadataArray.forEach(function (metadata) { - var time = metadata.cueTime + this.timestampOffset; - - metadata.frames.forEach(function (frame) { - var cue = new Cue(time, time, frame.value || frame.url || frame.data || ''); - - cue.frame = frame; - cue.value = frame; - deprecateOldCue(cue); - - this.metadataTrack_.addCue(cue); - }, this); - }, sourceHandler); - - // Updating the metadeta cues so that - // the endTime of each cue is the startTime of the next cue - // the endTime of last cue is the duration of the video - if (sourceHandler.metadataTrack_ && sourceHandler.metadataTrack_.cues && sourceHandler.metadataTrack_.cues.length) { - var cues = sourceHandler.metadataTrack_.cues; - var cuesArray = []; - - // Create a copy of the TextTrackCueList... - // ...disregarding cues with a falsey value - for (var i = 0; i < cues.length; i++) { - if (cues[i]) { - cuesArray.push(cues[i]); - } - } - - // Group cues by their startTime value - var cuesGroupedByStartTime = cuesArray.reduce(function (obj, cue) { - var timeSlot = obj[cue.startTime] || []; - - timeSlot.push(cue); - obj[cue.startTime] = timeSlot; - - return obj; - }, {}); - - // Sort startTimes by ascending order - var sortedStartTimes = Object.keys(cuesGroupedByStartTime).sort(function (a, b) { - return Number(a) - Number(b); - }); - - // Map each cue group's endTime to the next group's startTime - sortedStartTimes.forEach(function (startTime, idx) { - var cueGroup = cuesGroupedByStartTime[startTime]; - var nextTime = Number(sortedStartTimes[idx + 1]) || videoDuration; - - // Map each cue's endTime the next group's startTime - cueGroup.forEach(function (cue) { - cue.endTime = nextTime; - }); - }); - } - } - }; - - var win$1 = typeof window !== 'undefined' ? window : {}, - TARGET = typeof Symbol === 'undefined' ? '__target' : Symbol(), - SCRIPT_TYPE = 'application/javascript', - BlobBuilder = win$1.BlobBuilder || win$1.WebKitBlobBuilder || win$1.MozBlobBuilder || win$1.MSBlobBuilder, - URL = win$1.URL || win$1.webkitURL || URL && URL.msURL, - Worker = win$1.Worker; - - /** - * Returns a wrapper around Web Worker code that is constructible. - * - * @function shimWorker - * - * @param { String } filename The name of the file - * @param { Function } fn Function wrapping the code of the worker - */ - function shimWorker(filename, fn) { - return function ShimWorker(forceFallback) { - var o = this; - - if (!fn) { - return new Worker(filename); - } else if (Worker && !forceFallback) { - // Convert the function's inner code to a string to construct the worker - var source = fn.toString().replace(/^function.+?{/, '').slice(0, -1), - objURL = createSourceObject(source); - - this[TARGET] = new Worker(objURL); - wrapTerminate(this[TARGET], objURL); - return this[TARGET]; - } else { - var selfShim = { - postMessage: function postMessage(m) { - if (o.onmessage) { - setTimeout(function () { - o.onmessage({ data: m, target: selfShim }); - }); - } - } - }; - - fn.call(selfShim); - this.postMessage = function (m) { - setTimeout(function () { - selfShim.onmessage({ data: m, target: o }); - }); - }; - this.isThisThread = true; - } - }; - } - // Test Worker capabilities - if (Worker) { - var testWorker, - objURL = createSourceObject('self.onmessage = function () {}'), - testArray = new Uint8Array(1); - - try { - testWorker = new Worker(objURL); - - // Native browser on some Samsung devices throws for transferables, let's detect it - testWorker.postMessage(testArray, [testArray.buffer]); - } catch (e) { - Worker = null; - } finally { - URL.revokeObjectURL(objURL); - if (testWorker) { - testWorker.terminate(); - } - } - } - - function createSourceObject(str) { - try { - return URL.createObjectURL(new Blob([str], { type: SCRIPT_TYPE })); - } catch (e) { - var blob = new BlobBuilder(); - blob.append(str); - return URL.createObjectURL(blob.getBlob(type)); - } - } - - function wrapTerminate(worker, objURL) { - if (!worker || !objURL) return; - var term = worker.terminate; - worker.objURL = objURL; - worker.terminate = function () { - if (worker.objURL) URL.revokeObjectURL(worker.objURL); - term.call(worker); - }; - } - - var TransmuxWorker = new shimWorker("./transmuxer-worker.worker.js", function (window, document) { - var self = this; - var transmuxerWorker = function () { - - var commonjsGlobal = typeof window !== 'undefined' ? window : typeof global !== 'undefined' ? global : typeof self !== 'undefined' ? self : {}; - - var win; - - if (typeof window !== "undefined") { - win = window; - } else if (typeof commonjsGlobal !== "undefined") { - win = commonjsGlobal; - } else if (typeof self !== "undefined") { - win = self; - } else { - win = {}; - } - - var window_1 = win; - - /** - * mux.js - * - * Copyright (c) 2015 Brightcove - * All rights reserved. - * - * Functions that generate fragmented MP4s suitable for use with Media - * Source Extensions. - */ - - var UINT32_MAX = Math.pow(2, 32) - 1; - - var box, dinf, esds, ftyp, mdat, mfhd, minf, moof, moov, mvex, mvhd, trak, tkhd, mdia, mdhd, hdlr, sdtp, stbl, stsd, traf, trex, trun, types, MAJOR_BRAND, MINOR_VERSION, AVC1_BRAND, VIDEO_HDLR, AUDIO_HDLR, HDLR_TYPES, VMHD, SMHD, DREF, STCO, STSC, STSZ, STTS; - - // pre-calculate constants - (function () { - var i; - types = { - avc1: [], // codingname - avcC: [], - btrt: [], - dinf: [], - dref: [], - esds: [], - ftyp: [], - hdlr: [], - mdat: [], - mdhd: [], - mdia: [], - mfhd: [], - minf: [], - moof: [], - moov: [], - mp4a: [], // codingname - mvex: [], - mvhd: [], - sdtp: [], - smhd: [], - stbl: [], - stco: [], - stsc: [], - stsd: [], - stsz: [], - stts: [], - styp: [], - tfdt: [], - tfhd: [], - traf: [], - trak: [], - trun: [], - trex: [], - tkhd: [], - vmhd: [] - }; - - // In environments where Uint8Array is undefined (e.g., IE8), skip set up so that we - // don't throw an error - if (typeof Uint8Array === 'undefined') { - return; - } - - for (i in types) { - if (types.hasOwnProperty(i)) { - types[i] = [i.charCodeAt(0), i.charCodeAt(1), i.charCodeAt(2), i.charCodeAt(3)]; - } - } - - MAJOR_BRAND = new Uint8Array(['i'.charCodeAt(0), 's'.charCodeAt(0), 'o'.charCodeAt(0), 'm'.charCodeAt(0)]); - AVC1_BRAND = new Uint8Array(['a'.charCodeAt(0), 'v'.charCodeAt(0), 'c'.charCodeAt(0), '1'.charCodeAt(0)]); - MINOR_VERSION = new Uint8Array([0, 0, 0, 1]); - VIDEO_HDLR = new Uint8Array([0x00, // version 0 - 0x00, 0x00, 0x00, // flags - 0x00, 0x00, 0x00, 0x00, // pre_defined - 0x76, 0x69, 0x64, 0x65, // handler_type: 'vide' - 0x00, 0x00, 0x00, 0x00, // reserved - 0x00, 0x00, 0x00, 0x00, // reserved - 0x00, 0x00, 0x00, 0x00, // reserved - 0x56, 0x69, 0x64, 0x65, 0x6f, 0x48, 0x61, 0x6e, 0x64, 0x6c, 0x65, 0x72, 0x00 // name: 'VideoHandler' - ]); - AUDIO_HDLR = new Uint8Array([0x00, // version 0 - 0x00, 0x00, 0x00, // flags - 0x00, 0x00, 0x00, 0x00, // pre_defined - 0x73, 0x6f, 0x75, 0x6e, // handler_type: 'soun' - 0x00, 0x00, 0x00, 0x00, // reserved - 0x00, 0x00, 0x00, 0x00, // reserved - 0x00, 0x00, 0x00, 0x00, // reserved - 0x53, 0x6f, 0x75, 0x6e, 0x64, 0x48, 0x61, 0x6e, 0x64, 0x6c, 0x65, 0x72, 0x00 // name: 'SoundHandler' - ]); - HDLR_TYPES = { - video: VIDEO_HDLR, - audio: AUDIO_HDLR - }; - DREF = new Uint8Array([0x00, // version 0 - 0x00, 0x00, 0x00, // flags - 0x00, 0x00, 0x00, 0x01, // entry_count - 0x00, 0x00, 0x00, 0x0c, // entry_size - 0x75, 0x72, 0x6c, 0x20, // 'url' type - 0x00, // version 0 - 0x00, 0x00, 0x01 // entry_flags - ]); - SMHD = new Uint8Array([0x00, // version - 0x00, 0x00, 0x00, // flags - 0x00, 0x00, // balance, 0 means centered - 0x00, 0x00 // reserved - ]); - STCO = new Uint8Array([0x00, // version - 0x00, 0x00, 0x00, // flags - 0x00, 0x00, 0x00, 0x00 // entry_count - ]); - STSC = STCO; - STSZ = new Uint8Array([0x00, // version - 0x00, 0x00, 0x00, // flags - 0x00, 0x00, 0x00, 0x00, // sample_size - 0x00, 0x00, 0x00, 0x00 // sample_count - ]); - STTS = STCO; - VMHD = new Uint8Array([0x00, // version - 0x00, 0x00, 0x01, // flags - 0x00, 0x00, // graphicsmode - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 // opcolor - ]); - })(); - - box = function box(type) { - var payload = [], - size = 0, - i, - result, - view; - - for (i = 1; i < arguments.length; i++) { - payload.push(arguments[i]); - } - - i = payload.length; - - // calculate the total size we need to allocate - while (i--) { - size += payload[i].byteLength; - } - result = new Uint8Array(size + 8); - view = new DataView(result.buffer, result.byteOffset, result.byteLength); - view.setUint32(0, result.byteLength); - result.set(type, 4); - - // copy the payload into the result - for (i = 0, size = 8; i < payload.length; i++) { - result.set(payload[i], size); - size += payload[i].byteLength; - } - return result; - }; - - dinf = function dinf() { - return box(types.dinf, box(types.dref, DREF)); - }; - - esds = function esds(track) { - return box(types.esds, new Uint8Array([0x00, // version - 0x00, 0x00, 0x00, // flags - - // ES_Descriptor - 0x03, // tag, ES_DescrTag - 0x19, // length - 0x00, 0x00, // ES_ID - 0x00, // streamDependenceFlag, URL_flag, reserved, streamPriority - - // DecoderConfigDescriptor - 0x04, // tag, DecoderConfigDescrTag - 0x11, // length - 0x40, // object type - 0x15, // streamType - 0x00, 0x06, 0x00, // bufferSizeDB - 0x00, 0x00, 0xda, 0xc0, // maxBitrate - 0x00, 0x00, 0xda, 0xc0, // avgBitrate - - // DecoderSpecificInfo - 0x05, // tag, DecoderSpecificInfoTag - 0x02, // length - // ISO/IEC 14496-3, AudioSpecificConfig - // for samplingFrequencyIndex see ISO/IEC 13818-7:2006, 8.1.3.2.2, Table 35 - track.audioobjecttype << 3 | track.samplingfrequencyindex >>> 1, track.samplingfrequencyindex << 7 | track.channelcount << 3, 0x06, 0x01, 0x02 // GASpecificConfig - ])); - }; - - ftyp = function ftyp() { - return box(types.ftyp, MAJOR_BRAND, MINOR_VERSION, MAJOR_BRAND, AVC1_BRAND); - }; - - hdlr = function hdlr(type) { - return box(types.hdlr, HDLR_TYPES[type]); - }; - mdat = function mdat(data) { - return box(types.mdat, data); - }; - mdhd = function mdhd(track) { - var result = new Uint8Array([0x00, // version 0 - 0x00, 0x00, 0x00, // flags - 0x00, 0x00, 0x00, 0x02, // creation_time - 0x00, 0x00, 0x00, 0x03, // modification_time - 0x00, 0x01, 0x5f, 0x90, // timescale, 90,000 "ticks" per second - - track.duration >>> 24 & 0xFF, track.duration >>> 16 & 0xFF, track.duration >>> 8 & 0xFF, track.duration & 0xFF, // duration - 0x55, 0xc4, // 'und' language (undetermined) - 0x00, 0x00]); - - // Use the sample rate from the track metadata, when it is - // defined. The sample rate can be parsed out of an ADTS header, for - // instance. - if (track.samplerate) { - result[12] = track.samplerate >>> 24 & 0xFF; - result[13] = track.samplerate >>> 16 & 0xFF; - result[14] = track.samplerate >>> 8 & 0xFF; - result[15] = track.samplerate & 0xFF; - } - - return box(types.mdhd, result); - }; - mdia = function mdia(track) { - return box(types.mdia, mdhd(track), hdlr(track.type), minf(track)); - }; - mfhd = function mfhd(sequenceNumber) { - return box(types.mfhd, new Uint8Array([0x00, 0x00, 0x00, 0x00, // flags - (sequenceNumber & 0xFF000000) >> 24, (sequenceNumber & 0xFF0000) >> 16, (sequenceNumber & 0xFF00) >> 8, sequenceNumber & 0xFF // sequence_number - ])); - }; - minf = function minf(track) { - return box(types.minf, track.type === 'video' ? box(types.vmhd, VMHD) : box(types.smhd, SMHD), dinf(), stbl(track)); - }; - moof = function moof(sequenceNumber, tracks) { - var trackFragments = [], - i = tracks.length; - // build traf boxes for each track fragment - while (i--) { - trackFragments[i] = traf(tracks[i]); - } - return box.apply(null, [types.moof, mfhd(sequenceNumber)].concat(trackFragments)); - }; - /** - * Returns a movie box. - * @param tracks {array} the tracks associated with this movie - * @see ISO/IEC 14496-12:2012(E), section 8.2.1 - */ - moov = function moov(tracks) { - var i = tracks.length, - boxes = []; - - while (i--) { - boxes[i] = trak(tracks[i]); - } - - return box.apply(null, [types.moov, mvhd(0xffffffff)].concat(boxes).concat(mvex(tracks))); - }; - mvex = function mvex(tracks) { - var i = tracks.length, - boxes = []; - - while (i--) { - boxes[i] = trex(tracks[i]); - } - return box.apply(null, [types.mvex].concat(boxes)); - }; - mvhd = function mvhd(duration) { - var bytes = new Uint8Array([0x00, // version 0 - 0x00, 0x00, 0x00, // flags - 0x00, 0x00, 0x00, 0x01, // creation_time - 0x00, 0x00, 0x00, 0x02, // modification_time - 0x00, 0x01, 0x5f, 0x90, // timescale, 90,000 "ticks" per second - (duration & 0xFF000000) >> 24, (duration & 0xFF0000) >> 16, (duration & 0xFF00) >> 8, duration & 0xFF, // duration - 0x00, 0x01, 0x00, 0x00, // 1.0 rate - 0x01, 0x00, // 1.0 volume - 0x00, 0x00, // reserved - 0x00, 0x00, 0x00, 0x00, // reserved - 0x00, 0x00, 0x00, 0x00, // reserved - 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x40, 0x00, 0x00, 0x00, // transformation: unity matrix - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // pre_defined - 0xff, 0xff, 0xff, 0xff // next_track_ID - ]); - return box(types.mvhd, bytes); - }; - - sdtp = function sdtp(track) { - var samples = track.samples || [], - bytes = new Uint8Array(4 + samples.length), - flags, - i; - - // leave the full box header (4 bytes) all zero - - // write the sample table - for (i = 0; i < samples.length; i++) { - flags = samples[i].flags; - - bytes[i + 4] = flags.dependsOn << 4 | flags.isDependedOn << 2 | flags.hasRedundancy; - } - - return box(types.sdtp, bytes); - }; - - stbl = function stbl(track) { - return box(types.stbl, stsd(track), box(types.stts, STTS), box(types.stsc, STSC), box(types.stsz, STSZ), box(types.stco, STCO)); - }; - - (function () { - var videoSample, audioSample; - - stsd = function stsd(track) { - - return box(types.stsd, new Uint8Array([0x00, // version 0 - 0x00, 0x00, 0x00, // flags - 0x00, 0x00, 0x00, 0x01]), track.type === 'video' ? videoSample(track) : audioSample(track)); - }; - - videoSample = function videoSample(track) { - var sps = track.sps || [], - pps = track.pps || [], - sequenceParameterSets = [], - pictureParameterSets = [], - i; - - // assemble the SPSs - for (i = 0; i < sps.length; i++) { - sequenceParameterSets.push((sps[i].byteLength & 0xFF00) >>> 8); - sequenceParameterSets.push(sps[i].byteLength & 0xFF); // sequenceParameterSetLength - sequenceParameterSets = sequenceParameterSets.concat(Array.prototype.slice.call(sps[i])); // SPS - } - - // assemble the PPSs - for (i = 0; i < pps.length; i++) { - pictureParameterSets.push((pps[i].byteLength & 0xFF00) >>> 8); - pictureParameterSets.push(pps[i].byteLength & 0xFF); - pictureParameterSets = pictureParameterSets.concat(Array.prototype.slice.call(pps[i])); - } - - return box(types.avc1, new Uint8Array([0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // reserved - 0x00, 0x01, // data_reference_index - 0x00, 0x00, // pre_defined - 0x00, 0x00, // reserved - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // pre_defined - (track.width & 0xff00) >> 8, track.width & 0xff, // width - (track.height & 0xff00) >> 8, track.height & 0xff, // height - 0x00, 0x48, 0x00, 0x00, // horizresolution - 0x00, 0x48, 0x00, 0x00, // vertresolution - 0x00, 0x00, 0x00, 0x00, // reserved - 0x00, 0x01, // frame_count - 0x13, 0x76, 0x69, 0x64, 0x65, 0x6f, 0x6a, 0x73, 0x2d, 0x63, 0x6f, 0x6e, 0x74, 0x72, 0x69, 0x62, 0x2d, 0x68, 0x6c, 0x73, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // compressorname - 0x00, 0x18, // depth = 24 - 0x11, 0x11 // pre_defined = -1 - ]), box(types.avcC, new Uint8Array([0x01, // configurationVersion - track.profileIdc, // AVCProfileIndication - track.profileCompatibility, // profile_compatibility - track.levelIdc, // AVCLevelIndication - 0xff // lengthSizeMinusOne, hard-coded to 4 bytes - ].concat([sps.length // numOfSequenceParameterSets - ]).concat(sequenceParameterSets).concat([pps.length // numOfPictureParameterSets - ]).concat(pictureParameterSets))), // "PPS" - box(types.btrt, new Uint8Array([0x00, 0x1c, 0x9c, 0x80, // bufferSizeDB - 0x00, 0x2d, 0xc6, 0xc0, // maxBitrate - 0x00, 0x2d, 0xc6, 0xc0])) // avgBitrate - ); - }; - - audioSample = function audioSample(track) { - return box(types.mp4a, new Uint8Array([ - - // SampleEntry, ISO/IEC 14496-12 - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // reserved - 0x00, 0x01, // data_reference_index - - // AudioSampleEntry, ISO/IEC 14496-12 - 0x00, 0x00, 0x00, 0x00, // reserved - 0x00, 0x00, 0x00, 0x00, // reserved - (track.channelcount & 0xff00) >> 8, track.channelcount & 0xff, // channelcount - - (track.samplesize & 0xff00) >> 8, track.samplesize & 0xff, // samplesize - 0x00, 0x00, // pre_defined - 0x00, 0x00, // reserved - - (track.samplerate & 0xff00) >> 8, track.samplerate & 0xff, 0x00, 0x00 // samplerate, 16.16 - - // MP4AudioSampleEntry, ISO/IEC 14496-14 - ]), esds(track)); - }; - })(); - - tkhd = function tkhd(track) { - var result = new Uint8Array([0x00, // version 0 - 0x00, 0x00, 0x07, // flags - 0x00, 0x00, 0x00, 0x00, // creation_time - 0x00, 0x00, 0x00, 0x00, // modification_time - (track.id & 0xFF000000) >> 24, (track.id & 0xFF0000) >> 16, (track.id & 0xFF00) >> 8, track.id & 0xFF, // track_ID - 0x00, 0x00, 0x00, 0x00, // reserved - (track.duration & 0xFF000000) >> 24, (track.duration & 0xFF0000) >> 16, (track.duration & 0xFF00) >> 8, track.duration & 0xFF, // duration - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // reserved - 0x00, 0x00, // layer - 0x00, 0x00, // alternate_group - 0x01, 0x00, // non-audio track volume - 0x00, 0x00, // reserved - 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x40, 0x00, 0x00, 0x00, // transformation: unity matrix - (track.width & 0xFF00) >> 8, track.width & 0xFF, 0x00, 0x00, // width - (track.height & 0xFF00) >> 8, track.height & 0xFF, 0x00, 0x00 // height - ]); - - return box(types.tkhd, result); - }; - - /** - * Generate a track fragment (traf) box. A traf box collects metadata - * about tracks in a movie fragment (moof) box. - */ - traf = function traf(track) { - var trackFragmentHeader, trackFragmentDecodeTime, trackFragmentRun, sampleDependencyTable, dataOffset, upperWordBaseMediaDecodeTime, lowerWordBaseMediaDecodeTime; - - trackFragmentHeader = box(types.tfhd, new Uint8Array([0x00, // version 0 - 0x00, 0x00, 0x3a, // flags - (track.id & 0xFF000000) >> 24, (track.id & 0xFF0000) >> 16, (track.id & 0xFF00) >> 8, track.id & 0xFF, // track_ID - 0x00, 0x00, 0x00, 0x01, // sample_description_index - 0x00, 0x00, 0x00, 0x00, // default_sample_duration - 0x00, 0x00, 0x00, 0x00, // default_sample_size - 0x00, 0x00, 0x00, 0x00 // default_sample_flags - ])); - - upperWordBaseMediaDecodeTime = Math.floor(track.baseMediaDecodeTime / (UINT32_MAX + 1)); - lowerWordBaseMediaDecodeTime = Math.floor(track.baseMediaDecodeTime % (UINT32_MAX + 1)); - - trackFragmentDecodeTime = box(types.tfdt, new Uint8Array([0x01, // version 1 - 0x00, 0x00, 0x00, // flags - // baseMediaDecodeTime - upperWordBaseMediaDecodeTime >>> 24 & 0xFF, upperWordBaseMediaDecodeTime >>> 16 & 0xFF, upperWordBaseMediaDecodeTime >>> 8 & 0xFF, upperWordBaseMediaDecodeTime & 0xFF, lowerWordBaseMediaDecodeTime >>> 24 & 0xFF, lowerWordBaseMediaDecodeTime >>> 16 & 0xFF, lowerWordBaseMediaDecodeTime >>> 8 & 0xFF, lowerWordBaseMediaDecodeTime & 0xFF])); - - // the data offset specifies the number of bytes from the start of - // the containing moof to the first payload byte of the associated - // mdat - dataOffset = 32 + // tfhd - 20 + // tfdt - 8 + // traf header - 16 + // mfhd - 8 + // moof header - 8; // mdat header - - // audio tracks require less metadata - if (track.type === 'audio') { - trackFragmentRun = trun(track, dataOffset); - return box(types.traf, trackFragmentHeader, trackFragmentDecodeTime, trackFragmentRun); - } - - // video tracks should contain an independent and disposable samples - // box (sdtp) - // generate one and adjust offsets to match - sampleDependencyTable = sdtp(track); - trackFragmentRun = trun(track, sampleDependencyTable.length + dataOffset); - return box(types.traf, trackFragmentHeader, trackFragmentDecodeTime, trackFragmentRun, sampleDependencyTable); - }; - - /** - * Generate a track box. - * @param track {object} a track definition - * @return {Uint8Array} the track box - */ - trak = function trak(track) { - track.duration = track.duration || 0xffffffff; - return box(types.trak, tkhd(track), mdia(track)); - }; - - trex = function trex(track) { - var result = new Uint8Array([0x00, // version 0 - 0x00, 0x00, 0x00, // flags - (track.id & 0xFF000000) >> 24, (track.id & 0xFF0000) >> 16, (track.id & 0xFF00) >> 8, track.id & 0xFF, // track_ID - 0x00, 0x00, 0x00, 0x01, // default_sample_description_index - 0x00, 0x00, 0x00, 0x00, // default_sample_duration - 0x00, 0x00, 0x00, 0x00, // default_sample_size - 0x00, 0x01, 0x00, 0x01 // default_sample_flags - ]); - // the last two bytes of default_sample_flags is the sample - // degradation priority, a hint about the importance of this sample - // relative to others. Lower the degradation priority for all sample - // types other than video. - if (track.type !== 'video') { - result[result.length - 1] = 0x00; - } - - return box(types.trex, result); - }; - - (function () { - var audioTrun, videoTrun, trunHeader; - - // This method assumes all samples are uniform. That is, if a - // duration is present for the first sample, it will be present for - // all subsequent samples. - // see ISO/IEC 14496-12:2012, Section 8.8.8.1 - trunHeader = function trunHeader(samples, offset) { - var durationPresent = 0, - sizePresent = 0, - flagsPresent = 0, - compositionTimeOffset = 0; - - // trun flag constants - if (samples.length) { - if (samples[0].duration !== undefined) { - durationPresent = 0x1; - } - if (samples[0].size !== undefined) { - sizePresent = 0x2; - } - if (samples[0].flags !== undefined) { - flagsPresent = 0x4; - } - if (samples[0].compositionTimeOffset !== undefined) { - compositionTimeOffset = 0x8; - } - } - - return [0x00, // version 0 - 0x00, durationPresent | sizePresent | flagsPresent | compositionTimeOffset, 0x01, // flags - (samples.length & 0xFF000000) >>> 24, (samples.length & 0xFF0000) >>> 16, (samples.length & 0xFF00) >>> 8, samples.length & 0xFF, // sample_count - (offset & 0xFF000000) >>> 24, (offset & 0xFF0000) >>> 16, (offset & 0xFF00) >>> 8, offset & 0xFF // data_offset - ]; - }; - - videoTrun = function videoTrun(track, offset) { - var bytes, samples, sample, i; - - samples = track.samples || []; - offset += 8 + 12 + 16 * samples.length; - - bytes = trunHeader(samples, offset); - - for (i = 0; i < samples.length; i++) { - sample = samples[i]; - bytes = bytes.concat([(sample.duration & 0xFF000000) >>> 24, (sample.duration & 0xFF0000) >>> 16, (sample.duration & 0xFF00) >>> 8, sample.duration & 0xFF, // sample_duration - (sample.size & 0xFF000000) >>> 24, (sample.size & 0xFF0000) >>> 16, (sample.size & 0xFF00) >>> 8, sample.size & 0xFF, // sample_size - sample.flags.isLeading << 2 | sample.flags.dependsOn, sample.flags.isDependedOn << 6 | sample.flags.hasRedundancy << 4 | sample.flags.paddingValue << 1 | sample.flags.isNonSyncSample, sample.flags.degradationPriority & 0xF0 << 8, sample.flags.degradationPriority & 0x0F, // sample_flags - (sample.compositionTimeOffset & 0xFF000000) >>> 24, (sample.compositionTimeOffset & 0xFF0000) >>> 16, (sample.compositionTimeOffset & 0xFF00) >>> 8, sample.compositionTimeOffset & 0xFF // sample_composition_time_offset - ]); - } - return box(types.trun, new Uint8Array(bytes)); - }; - - audioTrun = function audioTrun(track, offset) { - var bytes, samples, sample, i; - - samples = track.samples || []; - offset += 8 + 12 + 8 * samples.length; - - bytes = trunHeader(samples, offset); - - for (i = 0; i < samples.length; i++) { - sample = samples[i]; - bytes = bytes.concat([(sample.duration & 0xFF000000) >>> 24, (sample.duration & 0xFF0000) >>> 16, (sample.duration & 0xFF00) >>> 8, sample.duration & 0xFF, // sample_duration - (sample.size & 0xFF000000) >>> 24, (sample.size & 0xFF0000) >>> 16, (sample.size & 0xFF00) >>> 8, sample.size & 0xFF]); // sample_size - } - - return box(types.trun, new Uint8Array(bytes)); - }; - - trun = function trun(track, offset) { - if (track.type === 'audio') { - return audioTrun(track, offset); - } - - return videoTrun(track, offset); - }; - })(); - - var mp4Generator = { - ftyp: ftyp, - mdat: mdat, - moof: moof, - moov: moov, - initSegment: function initSegment(tracks) { - var fileType = ftyp(), - movie = moov(tracks), - result; - - result = new Uint8Array(fileType.byteLength + movie.byteLength); - result.set(fileType); - result.set(movie, fileType.byteLength); - return result; - } - }; - - /** - * mux.js - * - * Copyright (c) 2014 Brightcove - * All rights reserved. - * - * A lightweight readable stream implemention that handles event dispatching. - * Objects that inherit from streams should call init in their constructors. - */ - - var Stream = function Stream() { - this.init = function () { - var listeners = {}; - /** - * Add a listener for a specified event type. - * @param type {string} the event name - * @param listener {function} the callback to be invoked when an event of - * the specified type occurs - */ - this.on = function (type, listener) { - if (!listeners[type]) { - listeners[type] = []; - } - listeners[type] = listeners[type].concat(listener); - }; - /** - * Remove a listener for a specified event type. - * @param type {string} the event name - * @param listener {function} a function previously registered for this - * type of event through `on` - */ - this.off = function (type, listener) { - var index; - if (!listeners[type]) { - return false; - } - index = listeners[type].indexOf(listener); - listeners[type] = listeners[type].slice(); - listeners[type].splice(index, 1); - return index > -1; - }; - /** - * Trigger an event of the specified type on this stream. Any additional - * arguments to this function are passed as parameters to event listeners. - * @param type {string} the event name - */ - this.trigger = function (type) { - var callbacks, i, length, args; - callbacks = listeners[type]; - if (!callbacks) { - return; - } - // Slicing the arguments on every invocation of this method - // can add a significant amount of overhead. Avoid the - // intermediate object creation for the common case of a - // single callback argument - if (arguments.length === 2) { - length = callbacks.length; - for (i = 0; i < length; ++i) { - callbacks[i].call(this, arguments[1]); - } - } else { - args = []; - i = arguments.length; - for (i = 1; i < arguments.length; ++i) { - args.push(arguments[i]); - } - length = callbacks.length; - for (i = 0; i < length; ++i) { - callbacks[i].apply(this, args); - } - } - }; - /** - * Destroys the stream and cleans up. - */ - this.dispose = function () { - listeners = {}; - }; - }; - }; - - /** - * Forwards all `data` events on this stream to the destination stream. The - * destination stream should provide a method `push` to receive the data - * events as they arrive. - * @param destination {stream} the stream that will receive all `data` events - * @param autoFlush {boolean} if false, we will not call `flush` on the destination - * when the current stream emits a 'done' event - * @see http://nodejs.org/api/stream.html#stream_readable_pipe_destination_options - */ - Stream.prototype.pipe = function (destination) { - this.on('data', function (data) { - destination.push(data); - }); - - this.on('done', function (flushSource) { - destination.flush(flushSource); - }); - - return destination; - }; - - // Default stream functions that are expected to be overridden to perform - // actual work. These are provided by the prototype as a sort of no-op - // implementation so that we don't have to check for their existence in the - // `pipe` function above. - Stream.prototype.push = function (data) { - this.trigger('data', data); - }; - - Stream.prototype.flush = function (flushSource) { - this.trigger('done', flushSource); - }; - - var stream = Stream; - - // ----------------- - // Link To Transport - // ----------------- - - // Supplemental enhancement information (SEI) NAL units have a - // payload type field to indicate how they are to be - // interpreted. CEAS-708 caption content is always transmitted with - // payload type 0x04. - var USER_DATA_REGISTERED_ITU_T_T35 = 4, - RBSP_TRAILING_BITS = 128; - - /** - * Parse a supplemental enhancement information (SEI) NAL unit. - * Stops parsing once a message of type ITU T T35 has been found. - * - * @param bytes {Uint8Array} the bytes of a SEI NAL unit - * @return {object} the parsed SEI payload - * @see Rec. ITU-T H.264, 7.3.2.3.1 - */ - var parseSei = function parseSei(bytes) { - var i = 0, - result = { - payloadType: -1, - payloadSize: 0 - }, - payloadType = 0, - payloadSize = 0; - - // go through the sei_rbsp parsing each each individual sei_message - while (i < bytes.byteLength) { - // stop once we have hit the end of the sei_rbsp - if (bytes[i] === RBSP_TRAILING_BITS) { - break; - } - - // Parse payload type - while (bytes[i] === 0xFF) { - payloadType += 255; - i++; - } - payloadType += bytes[i++]; - - // Parse payload size - while (bytes[i] === 0xFF) { - payloadSize += 255; - i++; - } - payloadSize += bytes[i++]; - - // this sei_message is a 608/708 caption so save it and break - // there can only ever be one caption message in a frame's sei - if (!result.payload && payloadType === USER_DATA_REGISTERED_ITU_T_T35) { - result.payloadType = payloadType; - result.payloadSize = payloadSize; - result.payload = bytes.subarray(i, i + payloadSize); - break; - } - - // skip the payload and parse the next message - i += payloadSize; - payloadType = 0; - payloadSize = 0; - } - - return result; - }; - - // see ANSI/SCTE 128-1 (2013), section 8.1 - var parseUserData = function parseUserData(sei) { - // itu_t_t35_contry_code must be 181 (United States) for - // captions - if (sei.payload[0] !== 181) { - return null; - } - - // itu_t_t35_provider_code should be 49 (ATSC) for captions - if ((sei.payload[1] << 8 | sei.payload[2]) !== 49) { - return null; - } - - // the user_identifier should be "GA94" to indicate ATSC1 data - if (String.fromCharCode(sei.payload[3], sei.payload[4], sei.payload[5], sei.payload[6]) !== 'GA94') { - return null; - } - - // finally, user_data_type_code should be 0x03 for caption data - if (sei.payload[7] !== 0x03) { - return null; - } - - // return the user_data_type_structure and strip the trailing - // marker bits - return sei.payload.subarray(8, sei.payload.length - 1); - }; - - // see CEA-708-D, section 4.4 - var parseCaptionPackets = function parseCaptionPackets(pts, userData) { - var results = [], - i, - count, - offset, - data; - - // if this is just filler, return immediately - if (!(userData[0] & 0x40)) { - return results; - } - - // parse out the cc_data_1 and cc_data_2 fields - count = userData[0] & 0x1f; - for (i = 0; i < count; i++) { - offset = i * 3; - data = { - type: userData[offset + 2] & 0x03, - pts: pts - }; - - // capture cc data when cc_valid is 1 - if (userData[offset + 2] & 0x04) { - data.ccData = userData[offset + 3] << 8 | userData[offset + 4]; - results.push(data); - } - } - return results; - }; - - var CaptionStream = function CaptionStream() { - - CaptionStream.prototype.init.call(this); - - this.captionPackets_ = []; - - this.ccStreams_ = [new Cea608Stream(0, 0), // eslint-disable-line no-use-before-define - new Cea608Stream(0, 1), // eslint-disable-line no-use-before-define - new Cea608Stream(1, 0), // eslint-disable-line no-use-before-define - new Cea608Stream(1, 1) // eslint-disable-line no-use-before-define - ]; - - this.reset(); - - // forward data and done events from CCs to this CaptionStream - this.ccStreams_.forEach(function (cc) { - cc.on('data', this.trigger.bind(this, 'data')); - cc.on('done', this.trigger.bind(this, 'done')); - }, this); - }; - - CaptionStream.prototype = new stream(); - CaptionStream.prototype.push = function (event) { - var sei, userData; - - // only examine SEI NALs - if (event.nalUnitType !== 'sei_rbsp') { - return; - } - - // parse the sei - sei = parseSei(event.escapedRBSP); - - // ignore everything but user_data_registered_itu_t_t35 - if (sei.payloadType !== USER_DATA_REGISTERED_ITU_T_T35) { - return; - } - - // parse out the user data payload - userData = parseUserData(sei); - - // ignore unrecognized userData - if (!userData) { - return; - } - - // Sometimes, the same segment # will be downloaded twice. To stop the - // caption data from being processed twice, we track the latest dts we've - // received and ignore everything with a dts before that. However, since - // data for a specific dts can be split across packets on either side of - // a segment boundary, we need to make sure we *don't* ignore the packets - // from the *next* segment that have dts === this.latestDts_. By constantly - // tracking the number of packets received with dts === this.latestDts_, we - // know how many should be ignored once we start receiving duplicates. - if (event.dts < this.latestDts_) { - // We've started getting older data, so set the flag. - this.ignoreNextEqualDts_ = true; - return; - } else if (event.dts === this.latestDts_ && this.ignoreNextEqualDts_) { - this.numSameDts_--; - if (!this.numSameDts_) { - // We've received the last duplicate packet, time to start processing again - this.ignoreNextEqualDts_ = false; - } - return; - } - - // parse out CC data packets and save them for later - this.captionPackets_ = this.captionPackets_.concat(parseCaptionPackets(event.pts, userData)); - if (this.latestDts_ !== event.dts) { - this.numSameDts_ = 0; - } - this.numSameDts_++; - this.latestDts_ = event.dts; - }; - - CaptionStream.prototype.flush = function () { - // make sure we actually parsed captions before proceeding - if (!this.captionPackets_.length) { - this.ccStreams_.forEach(function (cc) { - cc.flush(); - }, this); - return; - } - - // In Chrome, the Array#sort function is not stable so add a - // presortIndex that we can use to ensure we get a stable-sort - this.captionPackets_.forEach(function (elem, idx) { - elem.presortIndex = idx; - }); - - // sort caption byte-pairs based on their PTS values - this.captionPackets_.sort(function (a, b) { - if (a.pts === b.pts) { - return a.presortIndex - b.presortIndex; - } - return a.pts - b.pts; - }); - - this.captionPackets_.forEach(function (packet) { - if (packet.type < 2) { - // Dispatch packet to the right Cea608Stream - this.dispatchCea608Packet(packet); - } - // this is where an 'else' would go for a dispatching packets - // to a theoretical Cea708Stream that handles SERVICEn data - }, this); - - this.captionPackets_.length = 0; - this.ccStreams_.forEach(function (cc) { - cc.flush(); - }, this); - return; - }; - - CaptionStream.prototype.reset = function () { - this.latestDts_ = null; - this.ignoreNextEqualDts_ = false; - this.numSameDts_ = 0; - this.activeCea608Channel_ = [null, null]; - this.ccStreams_.forEach(function (ccStream) { - ccStream.reset(); - }); - }; - - CaptionStream.prototype.dispatchCea608Packet = function (packet) { - // NOTE: packet.type is the CEA608 field - if (this.setsChannel1Active(packet)) { - this.activeCea608Channel_[packet.type] = 0; - } else if (this.setsChannel2Active(packet)) { - this.activeCea608Channel_[packet.type] = 1; - } - if (this.activeCea608Channel_[packet.type] === null) { - // If we haven't received anything to set the active channel, discard the - // data; we don't want jumbled captions - return; - } - this.ccStreams_[(packet.type << 1) + this.activeCea608Channel_[packet.type]].push(packet); - }; - - CaptionStream.prototype.setsChannel1Active = function (packet) { - return (packet.ccData & 0x7800) === 0x1000; - }; - CaptionStream.prototype.setsChannel2Active = function (packet) { - return (packet.ccData & 0x7800) === 0x1800; - }; - - // ---------------------- - // Session to Application - // ---------------------- - - var CHARACTER_TRANSLATION = { - 0x2a: 0xe1, // á - 0x5c: 0xe9, // é - 0x5e: 0xed, // í - 0x5f: 0xf3, // ó - 0x60: 0xfa, // ú - 0x7b: 0xe7, // ç - 0x7c: 0xf7, // ÷ - 0x7d: 0xd1, // Ñ - 0x7e: 0xf1, // ñ - 0x7f: 0x2588, // █ - 0x0130: 0xae, // ® - 0x0131: 0xb0, // ° - 0x0132: 0xbd, // ½ - 0x0133: 0xbf, // ¿ - 0x0134: 0x2122, // ™ - 0x0135: 0xa2, // ¢ - 0x0136: 0xa3, // £ - 0x0137: 0x266a, // ♪ - 0x0138: 0xe0, // à - 0x0139: 0xa0, // - 0x013a: 0xe8, // è - 0x013b: 0xe2, // â - 0x013c: 0xea, // ê - 0x013d: 0xee, // î - 0x013e: 0xf4, // ô - 0x013f: 0xfb, // û - 0x0220: 0xc1, // Á - 0x0221: 0xc9, // É - 0x0222: 0xd3, // Ó - 0x0223: 0xda, // Ú - 0x0224: 0xdc, // Ü - 0x0225: 0xfc, // ü - 0x0226: 0x2018, // ‘ - 0x0227: 0xa1, // ¡ - 0x0228: 0x2a, // * - 0x0229: 0x27, // ' - 0x022a: 0x2014, // — - 0x022b: 0xa9, // © - 0x022c: 0x2120, // ℠ - 0x022d: 0x2022, // • - 0x022e: 0x201c, // “ - 0x022f: 0x201d, // ” - 0x0230: 0xc0, // À - 0x0231: 0xc2, // Â - 0x0232: 0xc7, // Ç - 0x0233: 0xc8, // È - 0x0234: 0xca, // Ê - 0x0235: 0xcb, // Ë - 0x0236: 0xeb, // ë - 0x0237: 0xce, // Î - 0x0238: 0xcf, // Ï - 0x0239: 0xef, // ï - 0x023a: 0xd4, // Ô - 0x023b: 0xd9, // Ù - 0x023c: 0xf9, // ù - 0x023d: 0xdb, // Û - 0x023e: 0xab, // « - 0x023f: 0xbb, // » - 0x0320: 0xc3, // Ã - 0x0321: 0xe3, // ã - 0x0322: 0xcd, // Í - 0x0323: 0xcc, // Ì - 0x0324: 0xec, // ì - 0x0325: 0xd2, // Ò - 0x0326: 0xf2, // ò - 0x0327: 0xd5, // Õ - 0x0328: 0xf5, // õ - 0x0329: 0x7b, // { - 0x032a: 0x7d, // } - 0x032b: 0x5c, // \ - 0x032c: 0x5e, // ^ - 0x032d: 0x5f, // _ - 0x032e: 0x7c, // | - 0x032f: 0x7e, // ~ - 0x0330: 0xc4, // Ä - 0x0331: 0xe4, // ä - 0x0332: 0xd6, // Ö - 0x0333: 0xf6, // ö - 0x0334: 0xdf, // ß - 0x0335: 0xa5, // ¥ - 0x0336: 0xa4, // ¤ - 0x0337: 0x2502, // │ - 0x0338: 0xc5, // Å - 0x0339: 0xe5, // å - 0x033a: 0xd8, // Ø - 0x033b: 0xf8, // ø - 0x033c: 0x250c, // ┌ - 0x033d: 0x2510, // ┐ - 0x033e: 0x2514, // └ - 0x033f: 0x2518 // ┘ - }; - - var getCharFromCode = function getCharFromCode(code) { - if (code === null) { - return ''; - } - code = CHARACTER_TRANSLATION[code] || code; - return String.fromCharCode(code); - }; - - // the index of the last row in a CEA-608 display buffer - var BOTTOM_ROW = 14; - - // This array is used for mapping PACs -> row #, since there's no way of - // getting it through bit logic. - var ROWS = [0x1100, 0x1120, 0x1200, 0x1220, 0x1500, 0x1520, 0x1600, 0x1620, 0x1700, 0x1720, 0x1000, 0x1300, 0x1320, 0x1400, 0x1420]; - - // CEA-608 captions are rendered onto a 34x15 matrix of character - // cells. The "bottom" row is the last element in the outer array. - var createDisplayBuffer = function createDisplayBuffer() { - var result = [], - i = BOTTOM_ROW + 1; - while (i--) { - result.push(''); - } - return result; - }; - - var Cea608Stream = function Cea608Stream(field, dataChannel) { - Cea608Stream.prototype.init.call(this); - - this.field_ = field || 0; - this.dataChannel_ = dataChannel || 0; - - this.name_ = 'CC' + ((this.field_ << 1 | this.dataChannel_) + 1); - - this.setConstants(); - this.reset(); - - this.push = function (packet) { - var data, swap, char0, char1, text; - // remove the parity bits - data = packet.ccData & 0x7f7f; - - // ignore duplicate control codes; the spec demands they're sent twice - if (data === this.lastControlCode_) { - this.lastControlCode_ = null; - return; - } - - // Store control codes - if ((data & 0xf000) === 0x1000) { - this.lastControlCode_ = data; - } else if (data !== this.PADDING_) { - this.lastControlCode_ = null; - } - - char0 = data >>> 8; - char1 = data & 0xff; - - if (data === this.PADDING_) { - return; - } else if (data === this.RESUME_CAPTION_LOADING_) { - this.mode_ = 'popOn'; - } else if (data === this.END_OF_CAPTION_) { - this.clearFormatting(packet.pts); - // if a caption was being displayed, it's gone now - this.flushDisplayed(packet.pts); - - // flip memory - swap = this.displayed_; - this.displayed_ = this.nonDisplayed_; - this.nonDisplayed_ = swap; - - // start measuring the time to display the caption - this.startPts_ = packet.pts; - } else if (data === this.ROLL_UP_2_ROWS_) { - this.topRow_ = BOTTOM_ROW - 1; - this.mode_ = 'rollUp'; - } else if (data === this.ROLL_UP_3_ROWS_) { - this.topRow_ = BOTTOM_ROW - 2; - this.mode_ = 'rollUp'; - } else if (data === this.ROLL_UP_4_ROWS_) { - this.topRow_ = BOTTOM_ROW - 3; - this.mode_ = 'rollUp'; - } else if (data === this.CARRIAGE_RETURN_) { - this.clearFormatting(packet.pts); - this.flushDisplayed(packet.pts); - this.shiftRowsUp_(); - this.startPts_ = packet.pts; - } else if (data === this.BACKSPACE_) { - if (this.mode_ === 'popOn') { - this.nonDisplayed_[BOTTOM_ROW] = this.nonDisplayed_[BOTTOM_ROW].slice(0, -1); - } else { - this.displayed_[BOTTOM_ROW] = this.displayed_[BOTTOM_ROW].slice(0, -1); - } - } else if (data === this.ERASE_DISPLAYED_MEMORY_) { - this.flushDisplayed(packet.pts); - this.displayed_ = createDisplayBuffer(); - } else if (data === this.ERASE_NON_DISPLAYED_MEMORY_) { - this.nonDisplayed_ = createDisplayBuffer(); - } else if (data === this.RESUME_DIRECT_CAPTIONING_) { - this.mode_ = 'paintOn'; - - // Append special characters to caption text - } else if (this.isSpecialCharacter(char0, char1)) { - // Bitmask char0 so that we can apply character transformations - // regardless of field and data channel. - // Then byte-shift to the left and OR with char1 so we can pass the - // entire character code to `getCharFromCode`. - char0 = (char0 & 0x03) << 8; - text = getCharFromCode(char0 | char1); - this[this.mode_](packet.pts, text); - this.column_++; - - // Append extended characters to caption text - } else if (this.isExtCharacter(char0, char1)) { - // Extended characters always follow their "non-extended" equivalents. - // IE if a "è" is desired, you'll always receive "eè"; non-compliant - // decoders are supposed to drop the "è", while compliant decoders - // backspace the "e" and insert "è". - - // Delete the previous character - if (this.mode_ === 'popOn') { - this.nonDisplayed_[this.row_] = this.nonDisplayed_[this.row_].slice(0, -1); - } else { - this.displayed_[BOTTOM_ROW] = this.displayed_[BOTTOM_ROW].slice(0, -1); - } - - // Bitmask char0 so that we can apply character transformations - // regardless of field and data channel. - // Then byte-shift to the left and OR with char1 so we can pass the - // entire character code to `getCharFromCode`. - char0 = (char0 & 0x03) << 8; - text = getCharFromCode(char0 | char1); - this[this.mode_](packet.pts, text); - this.column_++; - - // Process mid-row codes - } else if (this.isMidRowCode(char0, char1)) { - // Attributes are not additive, so clear all formatting - this.clearFormatting(packet.pts); - - // According to the standard, mid-row codes - // should be replaced with spaces, so add one now - this[this.mode_](packet.pts, ' '); - this.column_++; - - if ((char1 & 0xe) === 0xe) { - this.addFormatting(packet.pts, ['i']); - } - - if ((char1 & 0x1) === 0x1) { - this.addFormatting(packet.pts, ['u']); - } - - // Detect offset control codes and adjust cursor - } else if (this.isOffsetControlCode(char0, char1)) { - // Cursor position is set by indent PAC (see below) in 4-column - // increments, with an additional offset code of 1-3 to reach any - // of the 32 columns specified by CEA-608. So all we need to do - // here is increment the column cursor by the given offset. - this.column_ += char1 & 0x03; - - // Detect PACs (Preamble Address Codes) - } else if (this.isPAC(char0, char1)) { - - // There's no logic for PAC -> row mapping, so we have to just - // find the row code in an array and use its index :( - var row = ROWS.indexOf(data & 0x1f20); - - if (row !== this.row_) { - // formatting is only persistent for current row - this.clearFormatting(packet.pts); - this.row_ = row; - } - // All PACs can apply underline, so detect and apply - // (All odd-numbered second bytes set underline) - if (char1 & 0x1 && this.formatting_.indexOf('u') === -1) { - this.addFormatting(packet.pts, ['u']); - } - - if ((data & 0x10) === 0x10) { - // We've got an indent level code. Each successive even number - // increments the column cursor by 4, so we can get the desired - // column position by bit-shifting to the right (to get n/2) - // and multiplying by 4. - this.column_ = ((data & 0xe) >> 1) * 4; - } - - if (this.isColorPAC(char1)) { - // it's a color code, though we only support white, which - // can be either normal or italicized. white italics can be - // either 0x4e or 0x6e depending on the row, so we just - // bitwise-and with 0xe to see if italics should be turned on - if ((char1 & 0xe) === 0xe) { - this.addFormatting(packet.pts, ['i']); - } - } - - // We have a normal character in char0, and possibly one in char1 - } else if (this.isNormalChar(char0)) { - if (char1 === 0x00) { - char1 = null; - } - text = getCharFromCode(char0); - text += getCharFromCode(char1); - this[this.mode_](packet.pts, text); - this.column_ += text.length; - } // finish data processing - }; - }; - Cea608Stream.prototype = new stream(); - // Trigger a cue point that captures the current state of the - // display buffer - Cea608Stream.prototype.flushDisplayed = function (pts) { - var content = this.displayed_ - // remove spaces from the start and end of the string - .map(function (row) { - return row.trim(); - }) - // combine all text rows to display in one cue - .join('\n') - // and remove blank rows from the start and end, but not the middle - .replace(/^\n+|\n+$/g, ''); - - if (content.length) { - this.trigger('data', { - startPts: this.startPts_, - endPts: pts, - text: content, - stream: this.name_ - }); - } - }; - - /** - * Zero out the data, used for startup and on seek - */ - Cea608Stream.prototype.reset = function () { - this.mode_ = 'popOn'; - // When in roll-up mode, the index of the last row that will - // actually display captions. If a caption is shifted to a row - // with a lower index than this, it is cleared from the display - // buffer - this.topRow_ = 0; - this.startPts_ = 0; - this.displayed_ = createDisplayBuffer(); - this.nonDisplayed_ = createDisplayBuffer(); - this.lastControlCode_ = null; - - // Track row and column for proper line-breaking and spacing - this.column_ = 0; - this.row_ = BOTTOM_ROW; - - // This variable holds currently-applied formatting - this.formatting_ = []; - }; - - /** - * Sets up control code and related constants for this instance - */ - Cea608Stream.prototype.setConstants = function () { - // The following attributes have these uses: - // ext_ : char0 for mid-row codes, and the base for extended - // chars (ext_+0, ext_+1, and ext_+2 are char0s for - // extended codes) - // control_: char0 for control codes, except byte-shifted to the - // left so that we can do this.control_ | CONTROL_CODE - // offset_: char0 for tab offset codes - // - // It's also worth noting that control codes, and _only_ control codes, - // differ between field 1 and field2. Field 2 control codes are always - // their field 1 value plus 1. That's why there's the "| field" on the - // control value. - if (this.dataChannel_ === 0) { - this.BASE_ = 0x10; - this.EXT_ = 0x11; - this.CONTROL_ = (0x14 | this.field_) << 8; - this.OFFSET_ = 0x17; - } else if (this.dataChannel_ === 1) { - this.BASE_ = 0x18; - this.EXT_ = 0x19; - this.CONTROL_ = (0x1c | this.field_) << 8; - this.OFFSET_ = 0x1f; - } - - // Constants for the LSByte command codes recognized by Cea608Stream. This - // list is not exhaustive. For a more comprehensive listing and semantics see - // http://www.gpo.gov/fdsys/pkg/CFR-2010-title47-vol1/pdf/CFR-2010-title47-vol1-sec15-119.pdf - // Padding - this.PADDING_ = 0x0000; - // Pop-on Mode - this.RESUME_CAPTION_LOADING_ = this.CONTROL_ | 0x20; - this.END_OF_CAPTION_ = this.CONTROL_ | 0x2f; - // Roll-up Mode - this.ROLL_UP_2_ROWS_ = this.CONTROL_ | 0x25; - this.ROLL_UP_3_ROWS_ = this.CONTROL_ | 0x26; - this.ROLL_UP_4_ROWS_ = this.CONTROL_ | 0x27; - this.CARRIAGE_RETURN_ = this.CONTROL_ | 0x2d; - // paint-on mode (not supported) - this.RESUME_DIRECT_CAPTIONING_ = this.CONTROL_ | 0x29; - // Erasure - this.BACKSPACE_ = this.CONTROL_ | 0x21; - this.ERASE_DISPLAYED_MEMORY_ = this.CONTROL_ | 0x2c; - this.ERASE_NON_DISPLAYED_MEMORY_ = this.CONTROL_ | 0x2e; - }; - - /** - * Detects if the 2-byte packet data is a special character - * - * Special characters have a second byte in the range 0x30 to 0x3f, - * with the first byte being 0x11 (for data channel 1) or 0x19 (for - * data channel 2). - * - * @param {Integer} char0 The first byte - * @param {Integer} char1 The second byte - * @return {Boolean} Whether the 2 bytes are an special character - */ - Cea608Stream.prototype.isSpecialCharacter = function (char0, char1) { - return char0 === this.EXT_ && char1 >= 0x30 && char1 <= 0x3f; - }; - - /** - * Detects if the 2-byte packet data is an extended character - * - * Extended characters have a second byte in the range 0x20 to 0x3f, - * with the first byte being 0x12 or 0x13 (for data channel 1) or - * 0x1a or 0x1b (for data channel 2). - * - * @param {Integer} char0 The first byte - * @param {Integer} char1 The second byte - * @return {Boolean} Whether the 2 bytes are an extended character - */ - Cea608Stream.prototype.isExtCharacter = function (char0, char1) { - return (char0 === this.EXT_ + 1 || char0 === this.EXT_ + 2) && char1 >= 0x20 && char1 <= 0x3f; - }; - - /** - * Detects if the 2-byte packet is a mid-row code - * - * Mid-row codes have a second byte in the range 0x20 to 0x2f, with - * the first byte being 0x11 (for data channel 1) or 0x19 (for data - * channel 2). - * - * @param {Integer} char0 The first byte - * @param {Integer} char1 The second byte - * @return {Boolean} Whether the 2 bytes are a mid-row code - */ - Cea608Stream.prototype.isMidRowCode = function (char0, char1) { - return char0 === this.EXT_ && char1 >= 0x20 && char1 <= 0x2f; - }; - - /** - * Detects if the 2-byte packet is an offset control code - * - * Offset control codes have a second byte in the range 0x21 to 0x23, - * with the first byte being 0x17 (for data channel 1) or 0x1f (for - * data channel 2). - * - * @param {Integer} char0 The first byte - * @param {Integer} char1 The second byte - * @return {Boolean} Whether the 2 bytes are an offset control code - */ - Cea608Stream.prototype.isOffsetControlCode = function (char0, char1) { - return char0 === this.OFFSET_ && char1 >= 0x21 && char1 <= 0x23; - }; - - /** - * Detects if the 2-byte packet is a Preamble Address Code - * - * PACs have a first byte in the range 0x10 to 0x17 (for data channel 1) - * or 0x18 to 0x1f (for data channel 2), with the second byte in the - * range 0x40 to 0x7f. - * - * @param {Integer} char0 The first byte - * @param {Integer} char1 The second byte - * @return {Boolean} Whether the 2 bytes are a PAC - */ - Cea608Stream.prototype.isPAC = function (char0, char1) { - return char0 >= this.BASE_ && char0 < this.BASE_ + 8 && char1 >= 0x40 && char1 <= 0x7f; - }; - - /** - * Detects if a packet's second byte is in the range of a PAC color code - * - * PAC color codes have the second byte be in the range 0x40 to 0x4f, or - * 0x60 to 0x6f. - * - * @param {Integer} char1 The second byte - * @return {Boolean} Whether the byte is a color PAC - */ - Cea608Stream.prototype.isColorPAC = function (char1) { - return char1 >= 0x40 && char1 <= 0x4f || char1 >= 0x60 && char1 <= 0x7f; - }; - - /** - * Detects if a single byte is in the range of a normal character - * - * Normal text bytes are in the range 0x20 to 0x7f. - * - * @param {Integer} char The byte - * @return {Boolean} Whether the byte is a normal character - */ - Cea608Stream.prototype.isNormalChar = function (char) { - return char >= 0x20 && char <= 0x7f; - }; - - // Adds the opening HTML tag for the passed character to the caption text, - // and keeps track of it for later closing - Cea608Stream.prototype.addFormatting = function (pts, format) { - this.formatting_ = this.formatting_.concat(format); - var text = format.reduce(function (text, format) { - return text + '<' + format + '>'; - }, ''); - this[this.mode_](pts, text); - }; - - // Adds HTML closing tags for current formatting to caption text and - // clears remembered formatting - Cea608Stream.prototype.clearFormatting = function (pts) { - if (!this.formatting_.length) { - return; - } - var text = this.formatting_.reverse().reduce(function (text, format) { - return text + ''; - }, ''); - this.formatting_ = []; - this[this.mode_](pts, text); - }; - - // Mode Implementations - Cea608Stream.prototype.popOn = function (pts, text) { - var baseRow = this.nonDisplayed_[this.row_]; - - // buffer characters - baseRow += text; - this.nonDisplayed_[this.row_] = baseRow; - }; - - Cea608Stream.prototype.rollUp = function (pts, text) { - var baseRow = this.displayed_[BOTTOM_ROW]; - - baseRow += text; - this.displayed_[BOTTOM_ROW] = baseRow; - }; - - Cea608Stream.prototype.shiftRowsUp_ = function () { - var i; - // clear out inactive rows - for (i = 0; i < this.topRow_; i++) { - this.displayed_[i] = ''; - } - // shift displayed rows up - for (i = this.topRow_; i < BOTTOM_ROW; i++) { - this.displayed_[i] = this.displayed_[i + 1]; - } - // clear out the bottom row - this.displayed_[BOTTOM_ROW] = ''; - }; - - // paintOn mode is not implemented - Cea608Stream.prototype.paintOn = function () {}; - - // exports - var captionStream = { - CaptionStream: CaptionStream, - Cea608Stream: Cea608Stream - }; - - var streamTypes = { - H264_STREAM_TYPE: 0x1B, - ADTS_STREAM_TYPE: 0x0F, - METADATA_STREAM_TYPE: 0x15 - }; - - var MAX_TS = 8589934592; - - var RO_THRESH = 4294967296; - - var handleRollover = function handleRollover(value, reference) { - var direction = 1; - - if (value > reference) { - // If the current timestamp value is greater than our reference timestamp and we detect a - // timestamp rollover, this means the roll over is happening in the opposite direction. - // Example scenario: Enter a long stream/video just after a rollover occurred. The reference - // point will be set to a small number, e.g. 1. The user then seeks backwards over the - // rollover point. In loading this segment, the timestamp values will be very large, - // e.g. 2^33 - 1. Since this comes before the data we loaded previously, we want to adjust - // the time stamp to be `value - 2^33`. - direction = -1; - } - - // Note: A seek forwards or back that is greater than the RO_THRESH (2^32, ~13 hours) will - // cause an incorrect adjustment. - while (Math.abs(reference - value) > RO_THRESH) { - value += direction * MAX_TS; - } - - return value; - }; - - var TimestampRolloverStream = function TimestampRolloverStream(type) { - var lastDTS, referenceDTS; - - TimestampRolloverStream.prototype.init.call(this); - - this.type_ = type; - - this.push = function (data) { - if (data.type !== this.type_) { - return; - } - - if (referenceDTS === undefined) { - referenceDTS = data.dts; - } - - data.dts = handleRollover(data.dts, referenceDTS); - data.pts = handleRollover(data.pts, referenceDTS); - - lastDTS = data.dts; - - this.trigger('data', data); - }; - - this.flush = function () { - referenceDTS = lastDTS; - this.trigger('done'); - }; - - this.discontinuity = function () { - referenceDTS = void 0; - lastDTS = void 0; - }; - }; - - TimestampRolloverStream.prototype = new stream(); - - var timestampRolloverStream = { - TimestampRolloverStream: TimestampRolloverStream, - handleRollover: handleRollover - }; - - var percentEncode = function percentEncode(bytes, start, end) { - var i, - result = ''; - for (i = start; i < end; i++) { - result += '%' + ('00' + bytes[i].toString(16)).slice(-2); - } - return result; - }, - - - // return the string representation of the specified byte range, - // interpreted as UTf-8. - parseUtf8 = function parseUtf8(bytes, start, end) { - return decodeURIComponent(percentEncode(bytes, start, end)); - }, - - - // return the string representation of the specified byte range, - // interpreted as ISO-8859-1. - parseIso88591 = function parseIso88591(bytes, start, end) { - return unescape(percentEncode(bytes, start, end)); // jshint ignore:line - }, - parseSyncSafeInteger = function parseSyncSafeInteger(data) { - return data[0] << 21 | data[1] << 14 | data[2] << 7 | data[3]; - }, - tagParsers = { - TXXX: function TXXX(tag) { - var i; - if (tag.data[0] !== 3) { - // ignore frames with unrecognized character encodings - return; - } - - for (i = 1; i < tag.data.length; i++) { - if (tag.data[i] === 0) { - // parse the text fields - tag.description = parseUtf8(tag.data, 1, i); - // do not include the null terminator in the tag value - tag.value = parseUtf8(tag.data, i + 1, tag.data.length).replace(/\0*$/, ''); - break; - } - } - tag.data = tag.value; - }, - WXXX: function WXXX(tag) { - var i; - if (tag.data[0] !== 3) { - // ignore frames with unrecognized character encodings - return; - } - - for (i = 1; i < tag.data.length; i++) { - if (tag.data[i] === 0) { - // parse the description and URL fields - tag.description = parseUtf8(tag.data, 1, i); - tag.url = parseUtf8(tag.data, i + 1, tag.data.length); - break; - } - } - }, - PRIV: function PRIV(tag) { - var i; - - for (i = 0; i < tag.data.length; i++) { - if (tag.data[i] === 0) { - // parse the description and URL fields - tag.owner = parseIso88591(tag.data, 0, i); - break; - } - } - tag.privateData = tag.data.subarray(i + 1); - tag.data = tag.privateData; - } - }, - _MetadataStream; - - _MetadataStream = function MetadataStream(options) { - var settings = { - debug: !!(options && options.debug), - - // the bytes of the program-level descriptor field in MP2T - // see ISO/IEC 13818-1:2013 (E), section 2.6 "Program and - // program element descriptors" - descriptor: options && options.descriptor - }, - - - // the total size in bytes of the ID3 tag being parsed - tagSize = 0, - - - // tag data that is not complete enough to be parsed - buffer = [], - - - // the total number of bytes currently in the buffer - bufferSize = 0, - i; - - _MetadataStream.prototype.init.call(this); - - // calculate the text track in-band metadata track dispatch type - // https://html.spec.whatwg.org/multipage/embedded-content.html#steps-to-expose-a-media-resource-specific-text-track - this.dispatchType = streamTypes.METADATA_STREAM_TYPE.toString(16); - if (settings.descriptor) { - for (i = 0; i < settings.descriptor.length; i++) { - this.dispatchType += ('00' + settings.descriptor[i].toString(16)).slice(-2); - } - } - - this.push = function (chunk) { - var tag, frameStart, frameSize, frame, i, frameHeader; - if (chunk.type !== 'timed-metadata') { - return; - } - - // if data_alignment_indicator is set in the PES header, - // we must have the start of a new ID3 tag. Assume anything - // remaining in the buffer was malformed and throw it out - if (chunk.dataAlignmentIndicator) { - bufferSize = 0; - buffer.length = 0; - } - - // ignore events that don't look like ID3 data - if (buffer.length === 0 && (chunk.data.length < 10 || chunk.data[0] !== 'I'.charCodeAt(0) || chunk.data[1] !== 'D'.charCodeAt(0) || chunk.data[2] !== '3'.charCodeAt(0))) { - if (settings.debug) { - // eslint-disable-next-line no-console - console.log('Skipping unrecognized metadata packet'); - } - return; - } - - // add this chunk to the data we've collected so far - - buffer.push(chunk); - bufferSize += chunk.data.byteLength; - - // grab the size of the entire frame from the ID3 header - if (buffer.length === 1) { - // the frame size is transmitted as a 28-bit integer in the - // last four bytes of the ID3 header. - // The most significant bit of each byte is dropped and the - // results concatenated to recover the actual value. - tagSize = parseSyncSafeInteger(chunk.data.subarray(6, 10)); - - // ID3 reports the tag size excluding the header but it's more - // convenient for our comparisons to include it - tagSize += 10; - } - - // if the entire frame has not arrived, wait for more data - if (bufferSize < tagSize) { - return; - } - - // collect the entire frame so it can be parsed - tag = { - data: new Uint8Array(tagSize), - frames: [], - pts: buffer[0].pts, - dts: buffer[0].dts - }; - for (i = 0; i < tagSize;) { - tag.data.set(buffer[0].data.subarray(0, tagSize - i), i); - i += buffer[0].data.byteLength; - bufferSize -= buffer[0].data.byteLength; - buffer.shift(); - } - - // find the start of the first frame and the end of the tag - frameStart = 10; - if (tag.data[5] & 0x40) { - // advance the frame start past the extended header - frameStart += 4; // header size field - frameStart += parseSyncSafeInteger(tag.data.subarray(10, 14)); - - // clip any padding off the end - tagSize -= parseSyncSafeInteger(tag.data.subarray(16, 20)); - } - - // parse one or more ID3 frames - // http://id3.org/id3v2.3.0#ID3v2_frame_overview - do { - // determine the number of bytes in this frame - frameSize = parseSyncSafeInteger(tag.data.subarray(frameStart + 4, frameStart + 8)); - if (frameSize < 1) { - // eslint-disable-next-line no-console - return console.log('Malformed ID3 frame encountered. Skipping metadata parsing.'); - } - frameHeader = String.fromCharCode(tag.data[frameStart], tag.data[frameStart + 1], tag.data[frameStart + 2], tag.data[frameStart + 3]); - - frame = { - id: frameHeader, - data: tag.data.subarray(frameStart + 10, frameStart + frameSize + 10) - }; - frame.key = frame.id; - if (tagParsers[frame.id]) { - tagParsers[frame.id](frame); - - // handle the special PRIV frame used to indicate the start - // time for raw AAC data - if (frame.owner === 'com.apple.streaming.transportStreamTimestamp') { - var d = frame.data, - size = (d[3] & 0x01) << 30 | d[4] << 22 | d[5] << 14 | d[6] << 6 | d[7] >>> 2; - - size *= 4; - size += d[7] & 0x03; - frame.timeStamp = size; - // in raw AAC, all subsequent data will be timestamped based - // on the value of this frame - // we couldn't have known the appropriate pts and dts before - // parsing this ID3 tag so set those values now - if (tag.pts === undefined && tag.dts === undefined) { - tag.pts = frame.timeStamp; - tag.dts = frame.timeStamp; - } - this.trigger('timestamp', frame); - } - } - tag.frames.push(frame); - - frameStart += 10; // advance past the frame header - frameStart += frameSize; // advance past the frame body - } while (frameStart < tagSize); - this.trigger('data', tag); - }; - }; - _MetadataStream.prototype = new stream(); - - var metadataStream = _MetadataStream; - - var TimestampRolloverStream$1 = timestampRolloverStream.TimestampRolloverStream; - - // object types - var _TransportPacketStream, _TransportParseStream, _ElementaryStream; - - // constants - var MP2T_PACKET_LENGTH = 188, - - // bytes - SYNC_BYTE = 0x47; - - /** - * Splits an incoming stream of binary data into MPEG-2 Transport - * Stream packets. - */ - _TransportPacketStream = function TransportPacketStream() { - var buffer = new Uint8Array(MP2T_PACKET_LENGTH), - bytesInBuffer = 0; - - _TransportPacketStream.prototype.init.call(this); - - // Deliver new bytes to the stream. - - this.push = function (bytes) { - var startIndex = 0, - endIndex = MP2T_PACKET_LENGTH, - everything; - - // If there are bytes remaining from the last segment, prepend them to the - // bytes that were pushed in - if (bytesInBuffer) { - everything = new Uint8Array(bytes.byteLength + bytesInBuffer); - everything.set(buffer.subarray(0, bytesInBuffer)); - everything.set(bytes, bytesInBuffer); - bytesInBuffer = 0; - } else { - everything = bytes; - } - - // While we have enough data for a packet - while (endIndex < everything.byteLength) { - // Look for a pair of start and end sync bytes in the data.. - if (everything[startIndex] === SYNC_BYTE && everything[endIndex] === SYNC_BYTE) { - // We found a packet so emit it and jump one whole packet forward in - // the stream - this.trigger('data', everything.subarray(startIndex, endIndex)); - startIndex += MP2T_PACKET_LENGTH; - endIndex += MP2T_PACKET_LENGTH; - continue; - } - // If we get here, we have somehow become de-synchronized and we need to step - // forward one byte at a time until we find a pair of sync bytes that denote - // a packet - startIndex++; - endIndex++; - } - - // If there was some data left over at the end of the segment that couldn't - // possibly be a whole packet, keep it because it might be the start of a packet - // that continues in the next segment - if (startIndex < everything.byteLength) { - buffer.set(everything.subarray(startIndex), 0); - bytesInBuffer = everything.byteLength - startIndex; - } - }; - - this.flush = function () { - // If the buffer contains a whole packet when we are being flushed, emit it - // and empty the buffer. Otherwise hold onto the data because it may be - // important for decoding the next segment - if (bytesInBuffer === MP2T_PACKET_LENGTH && buffer[0] === SYNC_BYTE) { - this.trigger('data', buffer); - bytesInBuffer = 0; - } - this.trigger('done'); - }; - }; - _TransportPacketStream.prototype = new stream(); - - /** - * Accepts an MP2T TransportPacketStream and emits data events with parsed - * forms of the individual transport stream packets. - */ - _TransportParseStream = function TransportParseStream() { - var parsePsi, parsePat, parsePmt, self; - _TransportParseStream.prototype.init.call(this); - self = this; - - this.packetsWaitingForPmt = []; - this.programMapTable = undefined; - - parsePsi = function parsePsi(payload, psi) { - var offset = 0; - - // PSI packets may be split into multiple sections and those - // sections may be split into multiple packets. If a PSI - // section starts in this packet, the payload_unit_start_indicator - // will be true and the first byte of the payload will indicate - // the offset from the current position to the start of the - // section. - if (psi.payloadUnitStartIndicator) { - offset += payload[offset] + 1; - } - - if (psi.type === 'pat') { - parsePat(payload.subarray(offset), psi); - } else { - parsePmt(payload.subarray(offset), psi); - } - }; - - parsePat = function parsePat(payload, pat) { - pat.section_number = payload[7]; // eslint-disable-line camelcase - pat.last_section_number = payload[8]; // eslint-disable-line camelcase - - // skip the PSI header and parse the first PMT entry - self.pmtPid = (payload[10] & 0x1F) << 8 | payload[11]; - pat.pmtPid = self.pmtPid; - }; - - /** - * Parse out the relevant fields of a Program Map Table (PMT). - * @param payload {Uint8Array} the PMT-specific portion of an MP2T - * packet. The first byte in this array should be the table_id - * field. - * @param pmt {object} the object that should be decorated with - * fields parsed from the PMT. - */ - parsePmt = function parsePmt(payload, pmt) { - var sectionLength, tableEnd, programInfoLength, offset; - - // PMTs can be sent ahead of the time when they should actually - // take effect. We don't believe this should ever be the case - // for HLS but we'll ignore "forward" PMT declarations if we see - // them. Future PMT declarations have the current_next_indicator - // set to zero. - if (!(payload[5] & 0x01)) { - return; - } - - // overwrite any existing program map table - self.programMapTable = { - video: null, - audio: null, - 'timed-metadata': {} - }; - - // the mapping table ends at the end of the current section - sectionLength = (payload[1] & 0x0f) << 8 | payload[2]; - tableEnd = 3 + sectionLength - 4; - - // to determine where the table is, we have to figure out how - // long the program info descriptors are - programInfoLength = (payload[10] & 0x0f) << 8 | payload[11]; - - // advance the offset to the first entry in the mapping table - offset = 12 + programInfoLength; - while (offset < tableEnd) { - var streamType = payload[offset]; - var pid = (payload[offset + 1] & 0x1F) << 8 | payload[offset + 2]; - - // only map a single elementary_pid for audio and video stream types - // TODO: should this be done for metadata too? for now maintain behavior of - // multiple metadata streams - if (streamType === streamTypes.H264_STREAM_TYPE && self.programMapTable.video === null) { - self.programMapTable.video = pid; - } else if (streamType === streamTypes.ADTS_STREAM_TYPE && self.programMapTable.audio === null) { - self.programMapTable.audio = pid; - } else if (streamType === streamTypes.METADATA_STREAM_TYPE) { - // map pid to stream type for metadata streams - self.programMapTable['timed-metadata'][pid] = streamType; - } - - // move to the next table entry - // skip past the elementary stream descriptors, if present - offset += ((payload[offset + 3] & 0x0F) << 8 | payload[offset + 4]) + 5; - } - - // record the map on the packet as well - pmt.programMapTable = self.programMapTable; - }; - - /** - * Deliver a new MP2T packet to the stream. - */ - this.push = function (packet) { - var result = {}, - offset = 4; - - result.payloadUnitStartIndicator = !!(packet[1] & 0x40); - - // pid is a 13-bit field starting at the last bit of packet[1] - result.pid = packet[1] & 0x1f; - result.pid <<= 8; - result.pid |= packet[2]; - - // if an adaption field is present, its length is specified by the - // fifth byte of the TS packet header. The adaptation field is - // used to add stuffing to PES packets that don't fill a complete - // TS packet, and to specify some forms of timing and control data - // that we do not currently use. - if ((packet[3] & 0x30) >>> 4 > 0x01) { - offset += packet[offset] + 1; - } - - // parse the rest of the packet based on the type - if (result.pid === 0) { - result.type = 'pat'; - parsePsi(packet.subarray(offset), result); - this.trigger('data', result); - } else if (result.pid === this.pmtPid) { - result.type = 'pmt'; - parsePsi(packet.subarray(offset), result); - this.trigger('data', result); - - // if there are any packets waiting for a PMT to be found, process them now - while (this.packetsWaitingForPmt.length) { - this.processPes_.apply(this, this.packetsWaitingForPmt.shift()); - } - } else if (this.programMapTable === undefined) { - // When we have not seen a PMT yet, defer further processing of - // PES packets until one has been parsed - this.packetsWaitingForPmt.push([packet, offset, result]); - } else { - this.processPes_(packet, offset, result); - } - }; - - this.processPes_ = function (packet, offset, result) { - // set the appropriate stream type - if (result.pid === this.programMapTable.video) { - result.streamType = streamTypes.H264_STREAM_TYPE; - } else if (result.pid === this.programMapTable.audio) { - result.streamType = streamTypes.ADTS_STREAM_TYPE; - } else { - // if not video or audio, it is timed-metadata or unknown - // if unknown, streamType will be undefined - result.streamType = this.programMapTable['timed-metadata'][result.pid]; - } - - result.type = 'pes'; - result.data = packet.subarray(offset); - - this.trigger('data', result); - }; - }; - _TransportParseStream.prototype = new stream(); - _TransportParseStream.STREAM_TYPES = { - h264: 0x1b, - adts: 0x0f - }; - - /** - * Reconsistutes program elementary stream (PES) packets from parsed - * transport stream packets. That is, if you pipe an - * mp2t.TransportParseStream into a mp2t.ElementaryStream, the output - * events will be events which capture the bytes for individual PES - * packets plus relevant metadata that has been extracted from the - * container. - */ - _ElementaryStream = function ElementaryStream() { - var self = this, - - - // PES packet fragments - video = { - data: [], - size: 0 - }, - audio = { - data: [], - size: 0 - }, - timedMetadata = { - data: [], - size: 0 - }, - parsePes = function parsePes(payload, pes) { - var ptsDtsFlags; - - // get the packet length, this will be 0 for video - pes.packetLength = 6 + (payload[4] << 8 | payload[5]); - - // find out if this packets starts a new keyframe - pes.dataAlignmentIndicator = (payload[6] & 0x04) !== 0; - // PES packets may be annotated with a PTS value, or a PTS value - // and a DTS value. Determine what combination of values is - // available to work with. - ptsDtsFlags = payload[7]; - - // PTS and DTS are normally stored as a 33-bit number. Javascript - // performs all bitwise operations on 32-bit integers but javascript - // supports a much greater range (52-bits) of integer using standard - // mathematical operations. - // We construct a 31-bit value using bitwise operators over the 31 - // most significant bits and then multiply by 4 (equal to a left-shift - // of 2) before we add the final 2 least significant bits of the - // timestamp (equal to an OR.) - if (ptsDtsFlags & 0xC0) { - // the PTS and DTS are not written out directly. For information - // on how they are encoded, see - // http://dvd.sourceforge.net/dvdinfo/pes-hdr.html - pes.pts = (payload[9] & 0x0E) << 27 | (payload[10] & 0xFF) << 20 | (payload[11] & 0xFE) << 12 | (payload[12] & 0xFF) << 5 | (payload[13] & 0xFE) >>> 3; - pes.pts *= 4; // Left shift by 2 - pes.pts += (payload[13] & 0x06) >>> 1; // OR by the two LSBs - pes.dts = pes.pts; - if (ptsDtsFlags & 0x40) { - pes.dts = (payload[14] & 0x0E) << 27 | (payload[15] & 0xFF) << 20 | (payload[16] & 0xFE) << 12 | (payload[17] & 0xFF) << 5 | (payload[18] & 0xFE) >>> 3; - pes.dts *= 4; // Left shift by 2 - pes.dts += (payload[18] & 0x06) >>> 1; // OR by the two LSBs - } - } - // the data section starts immediately after the PES header. - // pes_header_data_length specifies the number of header bytes - // that follow the last byte of the field. - pes.data = payload.subarray(9 + payload[8]); - }, - flushStream = function flushStream(stream$$1, type, forceFlush) { - var packetData = new Uint8Array(stream$$1.size), - event = { - type: type - }, - i = 0, - offset = 0, - packetFlushable = false, - fragment; - - // do nothing if there is not enough buffered data for a complete - // PES header - if (!stream$$1.data.length || stream$$1.size < 9) { - return; - } - event.trackId = stream$$1.data[0].pid; - - // reassemble the packet - for (i = 0; i < stream$$1.data.length; i++) { - fragment = stream$$1.data[i]; - - packetData.set(fragment.data, offset); - offset += fragment.data.byteLength; - } - - // parse assembled packet's PES header - parsePes(packetData, event); - - // non-video PES packets MUST have a non-zero PES_packet_length - // check that there is enough stream data to fill the packet - packetFlushable = type === 'video' || event.packetLength <= stream$$1.size; - - // flush pending packets if the conditions are right - if (forceFlush || packetFlushable) { - stream$$1.size = 0; - stream$$1.data.length = 0; - } - - // only emit packets that are complete. this is to avoid assembling - // incomplete PES packets due to poor segmentation - if (packetFlushable) { - self.trigger('data', event); - } - }; - - _ElementaryStream.prototype.init.call(this); - - this.push = function (data) { - ({ - pat: function pat() { - // we have to wait for the PMT to arrive as well before we - // have any meaningful metadata - }, - pes: function pes() { - var stream$$1, streamType; - - switch (data.streamType) { - case streamTypes.H264_STREAM_TYPE: - case streamTypes.H264_STREAM_TYPE: - stream$$1 = video; - streamType = 'video'; - break; - case streamTypes.ADTS_STREAM_TYPE: - stream$$1 = audio; - streamType = 'audio'; - break; - case streamTypes.METADATA_STREAM_TYPE: - stream$$1 = timedMetadata; - streamType = 'timed-metadata'; - break; - default: - // ignore unknown stream types - return; - } - - // if a new packet is starting, we can flush the completed - // packet - if (data.payloadUnitStartIndicator) { - flushStream(stream$$1, streamType, true); - } - - // buffer this fragment until we are sure we've received the - // complete payload - stream$$1.data.push(data); - stream$$1.size += data.data.byteLength; - }, - pmt: function pmt() { - var event = { - type: 'metadata', - tracks: [] - }, - programMapTable = data.programMapTable; - - // translate audio and video streams to tracks - if (programMapTable.video !== null) { - event.tracks.push({ - timelineStartInfo: { - baseMediaDecodeTime: 0 - }, - id: +programMapTable.video, - codec: 'avc', - type: 'video' - }); - } - if (programMapTable.audio !== null) { - event.tracks.push({ - timelineStartInfo: { - baseMediaDecodeTime: 0 - }, - id: +programMapTable.audio, - codec: 'adts', - type: 'audio' - }); - } - - self.trigger('data', event); - } - })[data.type](); - }; - - /** - * Flush any remaining input. Video PES packets may be of variable - * length. Normally, the start of a new video packet can trigger the - * finalization of the previous packet. That is not possible if no - * more video is forthcoming, however. In that case, some other - * mechanism (like the end of the file) has to be employed. When it is - * clear that no additional data is forthcoming, calling this method - * will flush the buffered packets. - */ - this.flush = function () { - // !!THIS ORDER IS IMPORTANT!! - // video first then audio - flushStream(video, 'video'); - flushStream(audio, 'audio'); - flushStream(timedMetadata, 'timed-metadata'); - this.trigger('done'); - }; - }; - _ElementaryStream.prototype = new stream(); - - var m2ts = { - PAT_PID: 0x0000, - MP2T_PACKET_LENGTH: MP2T_PACKET_LENGTH, - TransportPacketStream: _TransportPacketStream, - TransportParseStream: _TransportParseStream, - ElementaryStream: _ElementaryStream, - TimestampRolloverStream: TimestampRolloverStream$1, - CaptionStream: captionStream.CaptionStream, - Cea608Stream: captionStream.Cea608Stream, - MetadataStream: metadataStream - }; - - for (var type in streamTypes) { - if (streamTypes.hasOwnProperty(type)) { - m2ts[type] = streamTypes[type]; - } - } - - var m2ts_1 = m2ts; - - var _AdtsStream; - - var ADTS_SAMPLING_FREQUENCIES = [96000, 88200, 64000, 48000, 44100, 32000, 24000, 22050, 16000, 12000, 11025, 8000, 7350]; - - /* - * Accepts a ElementaryStream and emits data events with parsed - * AAC Audio Frames of the individual packets. Input audio in ADTS - * format is unpacked and re-emitted as AAC frames. - * - * @see http://wiki.multimedia.cx/index.php?title=ADTS - * @see http://wiki.multimedia.cx/?title=Understanding_AAC - */ - _AdtsStream = function AdtsStream() { - var buffer; - - _AdtsStream.prototype.init.call(this); - - this.push = function (packet) { - var i = 0, - frameNum = 0, - frameLength, - protectionSkipBytes, - frameEnd, - oldBuffer, - sampleCount, - adtsFrameDuration; - - if (packet.type !== 'audio') { - // ignore non-audio data - return; - } - - // Prepend any data in the buffer to the input data so that we can parse - // aac frames the cross a PES packet boundary - if (buffer) { - oldBuffer = buffer; - buffer = new Uint8Array(oldBuffer.byteLength + packet.data.byteLength); - buffer.set(oldBuffer); - buffer.set(packet.data, oldBuffer.byteLength); - } else { - buffer = packet.data; - } - - // unpack any ADTS frames which have been fully received - // for details on the ADTS header, see http://wiki.multimedia.cx/index.php?title=ADTS - while (i + 5 < buffer.length) { - - // Loook for the start of an ADTS header.. - if (buffer[i] !== 0xFF || (buffer[i + 1] & 0xF6) !== 0xF0) { - // If a valid header was not found, jump one forward and attempt to - // find a valid ADTS header starting at the next byte - i++; - continue; - } - - // The protection skip bit tells us if we have 2 bytes of CRC data at the - // end of the ADTS header - protectionSkipBytes = (~buffer[i + 1] & 0x01) * 2; - - // Frame length is a 13 bit integer starting 16 bits from the - // end of the sync sequence - frameLength = (buffer[i + 3] & 0x03) << 11 | buffer[i + 4] << 3 | (buffer[i + 5] & 0xe0) >> 5; - - sampleCount = ((buffer[i + 6] & 0x03) + 1) * 1024; - adtsFrameDuration = sampleCount * 90000 / ADTS_SAMPLING_FREQUENCIES[(buffer[i + 2] & 0x3c) >>> 2]; - - frameEnd = i + frameLength; - - // If we don't have enough data to actually finish this ADTS frame, return - // and wait for more data - if (buffer.byteLength < frameEnd) { - return; - } - - // Otherwise, deliver the complete AAC frame - this.trigger('data', { - pts: packet.pts + frameNum * adtsFrameDuration, - dts: packet.dts + frameNum * adtsFrameDuration, - sampleCount: sampleCount, - audioobjecttype: (buffer[i + 2] >>> 6 & 0x03) + 1, - channelcount: (buffer[i + 2] & 1) << 2 | (buffer[i + 3] & 0xc0) >>> 6, - samplerate: ADTS_SAMPLING_FREQUENCIES[(buffer[i + 2] & 0x3c) >>> 2], - samplingfrequencyindex: (buffer[i + 2] & 0x3c) >>> 2, - // assume ISO/IEC 14496-12 AudioSampleEntry default of 16 - samplesize: 16, - data: buffer.subarray(i + 7 + protectionSkipBytes, frameEnd) - }); - - // If the buffer is empty, clear it and return - if (buffer.byteLength === frameEnd) { - buffer = undefined; - return; - } - - frameNum++; - - // Remove the finished frame from the buffer and start the process again - buffer = buffer.subarray(frameEnd); - } - }; - this.flush = function () { - this.trigger('done'); - }; - }; - - _AdtsStream.prototype = new stream(); - - var adts = _AdtsStream; - - var ExpGolomb; - - /** - * Parser for exponential Golomb codes, a variable-bitwidth number encoding - * scheme used by h264. - */ - ExpGolomb = function ExpGolomb(workingData) { - var - // the number of bytes left to examine in workingData - workingBytesAvailable = workingData.byteLength, - - - // the current word being examined - workingWord = 0, - - // :uint - - // the number of bits left to examine in the current word - workingBitsAvailable = 0; // :uint; - - // ():uint - this.length = function () { - return 8 * workingBytesAvailable; - }; - - // ():uint - this.bitsAvailable = function () { - return 8 * workingBytesAvailable + workingBitsAvailable; - }; - - // ():void - this.loadWord = function () { - var position = workingData.byteLength - workingBytesAvailable, - workingBytes = new Uint8Array(4), - availableBytes = Math.min(4, workingBytesAvailable); - - if (availableBytes === 0) { - throw new Error('no bytes available'); - } - - workingBytes.set(workingData.subarray(position, position + availableBytes)); - workingWord = new DataView(workingBytes.buffer).getUint32(0); - - // track the amount of workingData that has been processed - workingBitsAvailable = availableBytes * 8; - workingBytesAvailable -= availableBytes; - }; - - // (count:int):void - this.skipBits = function (count) { - var skipBytes; // :int - if (workingBitsAvailable > count) { - workingWord <<= count; - workingBitsAvailable -= count; - } else { - count -= workingBitsAvailable; - skipBytes = Math.floor(count / 8); - - count -= skipBytes * 8; - workingBytesAvailable -= skipBytes; - - this.loadWord(); - - workingWord <<= count; - workingBitsAvailable -= count; - } - }; - - // (size:int):uint - this.readBits = function (size) { - var bits = Math.min(workingBitsAvailable, size), - - // :uint - valu = workingWord >>> 32 - bits; // :uint - // if size > 31, handle error - workingBitsAvailable -= bits; - if (workingBitsAvailable > 0) { - workingWord <<= bits; - } else if (workingBytesAvailable > 0) { - this.loadWord(); - } - - bits = size - bits; - if (bits > 0) { - return valu << bits | this.readBits(bits); - } - return valu; - }; - - // ():uint - this.skipLeadingZeros = function () { - var leadingZeroCount; // :uint - for (leadingZeroCount = 0; leadingZeroCount < workingBitsAvailable; ++leadingZeroCount) { - if ((workingWord & 0x80000000 >>> leadingZeroCount) !== 0) { - // the first bit of working word is 1 - workingWord <<= leadingZeroCount; - workingBitsAvailable -= leadingZeroCount; - return leadingZeroCount; - } - } - - // we exhausted workingWord and still have not found a 1 - this.loadWord(); - return leadingZeroCount + this.skipLeadingZeros(); - }; - - // ():void - this.skipUnsignedExpGolomb = function () { - this.skipBits(1 + this.skipLeadingZeros()); - }; - - // ():void - this.skipExpGolomb = function () { - this.skipBits(1 + this.skipLeadingZeros()); - }; - - // ():uint - this.readUnsignedExpGolomb = function () { - var clz = this.skipLeadingZeros(); // :uint - return this.readBits(clz + 1) - 1; - }; - - // ():int - this.readExpGolomb = function () { - var valu = this.readUnsignedExpGolomb(); // :int - if (0x01 & valu) { - // the number is odd if the low order bit is set - return 1 + valu >>> 1; // add 1 to make it even, and divide by 2 - } - return -1 * (valu >>> 1); // divide by two then make it negative - }; - - // Some convenience functions - // :Boolean - this.readBoolean = function () { - return this.readBits(1) === 1; - }; - - // ():int - this.readUnsignedByte = function () { - return this.readBits(8); - }; - - this.loadWord(); - }; - - var expGolomb = ExpGolomb; - - var _H264Stream, _NalByteStream; - var PROFILES_WITH_OPTIONAL_SPS_DATA; - - /** - * Accepts a NAL unit byte stream and unpacks the embedded NAL units. - */ - _NalByteStream = function NalByteStream() { - var syncPoint = 0, - i, - buffer; - _NalByteStream.prototype.init.call(this); - - this.push = function (data) { - var swapBuffer; - - if (!buffer) { - buffer = data.data; - } else { - swapBuffer = new Uint8Array(buffer.byteLength + data.data.byteLength); - swapBuffer.set(buffer); - swapBuffer.set(data.data, buffer.byteLength); - buffer = swapBuffer; - } - - // Rec. ITU-T H.264, Annex B - // scan for NAL unit boundaries - - // a match looks like this: - // 0 0 1 .. NAL .. 0 0 1 - // ^ sync point ^ i - // or this: - // 0 0 1 .. NAL .. 0 0 0 - // ^ sync point ^ i - - // advance the sync point to a NAL start, if necessary - for (; syncPoint < buffer.byteLength - 3; syncPoint++) { - if (buffer[syncPoint + 2] === 1) { - // the sync point is properly aligned - i = syncPoint + 5; - break; - } - } - - while (i < buffer.byteLength) { - // look at the current byte to determine if we've hit the end of - // a NAL unit boundary - switch (buffer[i]) { - case 0: - // skip past non-sync sequences - if (buffer[i - 1] !== 0) { - i += 2; - break; - } else if (buffer[i - 2] !== 0) { - i++; - break; - } - - // deliver the NAL unit if it isn't empty - if (syncPoint + 3 !== i - 2) { - this.trigger('data', buffer.subarray(syncPoint + 3, i - 2)); - } - - // drop trailing zeroes - do { - i++; - } while (buffer[i] !== 1 && i < buffer.length); - syncPoint = i - 2; - i += 3; - break; - case 1: - // skip past non-sync sequences - if (buffer[i - 1] !== 0 || buffer[i - 2] !== 0) { - i += 3; - break; - } - - // deliver the NAL unit - this.trigger('data', buffer.subarray(syncPoint + 3, i - 2)); - syncPoint = i - 2; - i += 3; - break; - default: - // the current byte isn't a one or zero, so it cannot be part - // of a sync sequence - i += 3; - break; - } - } - // filter out the NAL units that were delivered - buffer = buffer.subarray(syncPoint); - i -= syncPoint; - syncPoint = 0; - }; - - this.flush = function () { - // deliver the last buffered NAL unit - if (buffer && buffer.byteLength > 3) { - this.trigger('data', buffer.subarray(syncPoint + 3)); - } - // reset the stream state - buffer = null; - syncPoint = 0; - this.trigger('done'); - }; - }; - _NalByteStream.prototype = new stream(); - - // values of profile_idc that indicate additional fields are included in the SPS - // see Recommendation ITU-T H.264 (4/2013), - // 7.3.2.1.1 Sequence parameter set data syntax - PROFILES_WITH_OPTIONAL_SPS_DATA = { - 100: true, - 110: true, - 122: true, - 244: true, - 44: true, - 83: true, - 86: true, - 118: true, - 128: true, - 138: true, - 139: true, - 134: true - }; - - /** - * Accepts input from a ElementaryStream and produces H.264 NAL unit data - * events. - */ - _H264Stream = function H264Stream() { - var nalByteStream = new _NalByteStream(), - self, - trackId, - currentPts, - currentDts, - discardEmulationPreventionBytes, - readSequenceParameterSet, - skipScalingList; - - _H264Stream.prototype.init.call(this); - self = this; - - this.push = function (packet) { - if (packet.type !== 'video') { - return; - } - trackId = packet.trackId; - currentPts = packet.pts; - currentDts = packet.dts; - - nalByteStream.push(packet); - }; - - nalByteStream.on('data', function (data) { - var event = { - trackId: trackId, - pts: currentPts, - dts: currentDts, - data: data - }; - - switch (data[0] & 0x1f) { - case 0x05: - event.nalUnitType = 'slice_layer_without_partitioning_rbsp_idr'; - break; - case 0x06: - event.nalUnitType = 'sei_rbsp'; - event.escapedRBSP = discardEmulationPreventionBytes(data.subarray(1)); - break; - case 0x07: - event.nalUnitType = 'seq_parameter_set_rbsp'; - event.escapedRBSP = discardEmulationPreventionBytes(data.subarray(1)); - event.config = readSequenceParameterSet(event.escapedRBSP); - break; - case 0x08: - event.nalUnitType = 'pic_parameter_set_rbsp'; - break; - case 0x09: - event.nalUnitType = 'access_unit_delimiter_rbsp'; - break; - - default: - break; - } - self.trigger('data', event); - }); - nalByteStream.on('done', function () { - self.trigger('done'); - }); - - this.flush = function () { - nalByteStream.flush(); - }; - - /** - * Advance the ExpGolomb decoder past a scaling list. The scaling - * list is optionally transmitted as part of a sequence parameter - * set and is not relevant to transmuxing. - * @param count {number} the number of entries in this scaling list - * @param expGolombDecoder {object} an ExpGolomb pointed to the - * start of a scaling list - * @see Recommendation ITU-T H.264, Section 7.3.2.1.1.1 - */ - skipScalingList = function skipScalingList(count, expGolombDecoder) { - var lastScale = 8, - nextScale = 8, - j, - deltaScale; - - for (j = 0; j < count; j++) { - if (nextScale !== 0) { - deltaScale = expGolombDecoder.readExpGolomb(); - nextScale = (lastScale + deltaScale + 256) % 256; - } - - lastScale = nextScale === 0 ? lastScale : nextScale; - } - }; - - /** - * Expunge any "Emulation Prevention" bytes from a "Raw Byte - * Sequence Payload" - * @param data {Uint8Array} the bytes of a RBSP from a NAL - * unit - * @return {Uint8Array} the RBSP without any Emulation - * Prevention Bytes - */ - discardEmulationPreventionBytes = function discardEmulationPreventionBytes(data) { - var length = data.byteLength, - emulationPreventionBytesPositions = [], - i = 1, - newLength, - newData; - - // Find all `Emulation Prevention Bytes` - while (i < length - 2) { - if (data[i] === 0 && data[i + 1] === 0 && data[i + 2] === 0x03) { - emulationPreventionBytesPositions.push(i + 2); - i += 2; - } else { - i++; - } - } - - // If no Emulation Prevention Bytes were found just return the original - // array - if (emulationPreventionBytesPositions.length === 0) { - return data; - } - - // Create a new array to hold the NAL unit data - newLength = length - emulationPreventionBytesPositions.length; - newData = new Uint8Array(newLength); - var sourceIndex = 0; - - for (i = 0; i < newLength; sourceIndex++, i++) { - if (sourceIndex === emulationPreventionBytesPositions[0]) { - // Skip this byte - sourceIndex++; - // Remove this position index - emulationPreventionBytesPositions.shift(); - } - newData[i] = data[sourceIndex]; - } - - return newData; - }; - - /** - * Read a sequence parameter set and return some interesting video - * properties. A sequence parameter set is the H264 metadata that - * describes the properties of upcoming video frames. - * @param data {Uint8Array} the bytes of a sequence parameter set - * @return {object} an object with configuration parsed from the - * sequence parameter set, including the dimensions of the - * associated video frames. - */ - readSequenceParameterSet = function readSequenceParameterSet(data) { - var frameCropLeftOffset = 0, - frameCropRightOffset = 0, - frameCropTopOffset = 0, - frameCropBottomOffset = 0, - sarScale = 1, - expGolombDecoder, - profileIdc, - levelIdc, - profileCompatibility, - chromaFormatIdc, - picOrderCntType, - numRefFramesInPicOrderCntCycle, - picWidthInMbsMinus1, - picHeightInMapUnitsMinus1, - frameMbsOnlyFlag, - scalingListCount, - sarRatio, - aspectRatioIdc, - i; - - expGolombDecoder = new expGolomb(data); - profileIdc = expGolombDecoder.readUnsignedByte(); // profile_idc - profileCompatibility = expGolombDecoder.readUnsignedByte(); // constraint_set[0-5]_flag - levelIdc = expGolombDecoder.readUnsignedByte(); // level_idc u(8) - expGolombDecoder.skipUnsignedExpGolomb(); // seq_parameter_set_id - - // some profiles have more optional data we don't need - if (PROFILES_WITH_OPTIONAL_SPS_DATA[profileIdc]) { - chromaFormatIdc = expGolombDecoder.readUnsignedExpGolomb(); - if (chromaFormatIdc === 3) { - expGolombDecoder.skipBits(1); // separate_colour_plane_flag - } - expGolombDecoder.skipUnsignedExpGolomb(); // bit_depth_luma_minus8 - expGolombDecoder.skipUnsignedExpGolomb(); // bit_depth_chroma_minus8 - expGolombDecoder.skipBits(1); // qpprime_y_zero_transform_bypass_flag - if (expGolombDecoder.readBoolean()) { - // seq_scaling_matrix_present_flag - scalingListCount = chromaFormatIdc !== 3 ? 8 : 12; - for (i = 0; i < scalingListCount; i++) { - if (expGolombDecoder.readBoolean()) { - // seq_scaling_list_present_flag[ i ] - if (i < 6) { - skipScalingList(16, expGolombDecoder); - } else { - skipScalingList(64, expGolombDecoder); - } - } - } - } - } - - expGolombDecoder.skipUnsignedExpGolomb(); // log2_max_frame_num_minus4 - picOrderCntType = expGolombDecoder.readUnsignedExpGolomb(); - - if (picOrderCntType === 0) { - expGolombDecoder.readUnsignedExpGolomb(); // log2_max_pic_order_cnt_lsb_minus4 - } else if (picOrderCntType === 1) { - expGolombDecoder.skipBits(1); // delta_pic_order_always_zero_flag - expGolombDecoder.skipExpGolomb(); // offset_for_non_ref_pic - expGolombDecoder.skipExpGolomb(); // offset_for_top_to_bottom_field - numRefFramesInPicOrderCntCycle = expGolombDecoder.readUnsignedExpGolomb(); - for (i = 0; i < numRefFramesInPicOrderCntCycle; i++) { - expGolombDecoder.skipExpGolomb(); // offset_for_ref_frame[ i ] - } - } - - expGolombDecoder.skipUnsignedExpGolomb(); // max_num_ref_frames - expGolombDecoder.skipBits(1); // gaps_in_frame_num_value_allowed_flag - - picWidthInMbsMinus1 = expGolombDecoder.readUnsignedExpGolomb(); - picHeightInMapUnitsMinus1 = expGolombDecoder.readUnsignedExpGolomb(); - - frameMbsOnlyFlag = expGolombDecoder.readBits(1); - if (frameMbsOnlyFlag === 0) { - expGolombDecoder.skipBits(1); // mb_adaptive_frame_field_flag - } - - expGolombDecoder.skipBits(1); // direct_8x8_inference_flag - if (expGolombDecoder.readBoolean()) { - // frame_cropping_flag - frameCropLeftOffset = expGolombDecoder.readUnsignedExpGolomb(); - frameCropRightOffset = expGolombDecoder.readUnsignedExpGolomb(); - frameCropTopOffset = expGolombDecoder.readUnsignedExpGolomb(); - frameCropBottomOffset = expGolombDecoder.readUnsignedExpGolomb(); - } - if (expGolombDecoder.readBoolean()) { - // vui_parameters_present_flag - if (expGolombDecoder.readBoolean()) { - // aspect_ratio_info_present_flag - aspectRatioIdc = expGolombDecoder.readUnsignedByte(); - switch (aspectRatioIdc) { - case 1: - sarRatio = [1, 1];break; - case 2: - sarRatio = [12, 11];break; - case 3: - sarRatio = [10, 11];break; - case 4: - sarRatio = [16, 11];break; - case 5: - sarRatio = [40, 33];break; - case 6: - sarRatio = [24, 11];break; - case 7: - sarRatio = [20, 11];break; - case 8: - sarRatio = [32, 11];break; - case 9: - sarRatio = [80, 33];break; - case 10: - sarRatio = [18, 11];break; - case 11: - sarRatio = [15, 11];break; - case 12: - sarRatio = [64, 33];break; - case 13: - sarRatio = [160, 99];break; - case 14: - sarRatio = [4, 3];break; - case 15: - sarRatio = [3, 2];break; - case 16: - sarRatio = [2, 1];break; - case 255: - { - sarRatio = [expGolombDecoder.readUnsignedByte() << 8 | expGolombDecoder.readUnsignedByte(), expGolombDecoder.readUnsignedByte() << 8 | expGolombDecoder.readUnsignedByte()]; - break; - } - } - if (sarRatio) { - sarScale = sarRatio[0] / sarRatio[1]; - } - } - } - return { - profileIdc: profileIdc, - levelIdc: levelIdc, - profileCompatibility: profileCompatibility, - width: Math.ceil(((picWidthInMbsMinus1 + 1) * 16 - frameCropLeftOffset * 2 - frameCropRightOffset * 2) * sarScale), - height: (2 - frameMbsOnlyFlag) * (picHeightInMapUnitsMinus1 + 1) * 16 - frameCropTopOffset * 2 - frameCropBottomOffset * 2 - }; - }; - }; - _H264Stream.prototype = new stream(); - - var h264 = { - H264Stream: _H264Stream, - NalByteStream: _NalByteStream - }; - - // Constants - var _AacStream; - - /** - * Splits an incoming stream of binary data into ADTS and ID3 Frames. - */ - - _AacStream = function AacStream() { - var everything = new Uint8Array(), - timeStamp = 0; - - _AacStream.prototype.init.call(this); - - this.setTimestamp = function (timestamp) { - timeStamp = timestamp; - }; - - this.parseId3TagSize = function (header, byteIndex) { - var returnSize = header[byteIndex + 6] << 21 | header[byteIndex + 7] << 14 | header[byteIndex + 8] << 7 | header[byteIndex + 9], - flags = header[byteIndex + 5], - footerPresent = (flags & 16) >> 4; - - if (footerPresent) { - return returnSize + 20; - } - return returnSize + 10; - }; - - this.parseAdtsSize = function (header, byteIndex) { - var lowThree = (header[byteIndex + 5] & 0xE0) >> 5, - middle = header[byteIndex + 4] << 3, - highTwo = header[byteIndex + 3] & 0x3 << 11; - - return highTwo | middle | lowThree; - }; - - this.push = function (bytes) { - var frameSize = 0, - byteIndex = 0, - bytesLeft, - chunk, - packet, - tempLength; - - // If there are bytes remaining from the last segment, prepend them to the - // bytes that were pushed in - if (everything.length) { - tempLength = everything.length; - everything = new Uint8Array(bytes.byteLength + tempLength); - everything.set(everything.subarray(0, tempLength)); - everything.set(bytes, tempLength); - } else { - everything = bytes; - } - - while (everything.length - byteIndex >= 3) { - if (everything[byteIndex] === 'I'.charCodeAt(0) && everything[byteIndex + 1] === 'D'.charCodeAt(0) && everything[byteIndex + 2] === '3'.charCodeAt(0)) { - - // Exit early because we don't have enough to parse - // the ID3 tag header - if (everything.length - byteIndex < 10) { - break; - } - - // check framesize - frameSize = this.parseId3TagSize(everything, byteIndex); - - // Exit early if we don't have enough in the buffer - // to emit a full packet - if (frameSize > everything.length) { - break; - } - chunk = { - type: 'timed-metadata', - data: everything.subarray(byteIndex, byteIndex + frameSize) - }; - this.trigger('data', chunk); - byteIndex += frameSize; - continue; - } else if (everything[byteIndex] & 0xff === 0xff && (everything[byteIndex + 1] & 0xf0) === 0xf0) { - - // Exit early because we don't have enough to parse - // the ADTS frame header - if (everything.length - byteIndex < 7) { - break; - } - - frameSize = this.parseAdtsSize(everything, byteIndex); - - // Exit early if we don't have enough in the buffer - // to emit a full packet - if (frameSize > everything.length) { - break; - } - - packet = { - type: 'audio', - data: everything.subarray(byteIndex, byteIndex + frameSize), - pts: timeStamp, - dts: timeStamp - }; - this.trigger('data', packet); - byteIndex += frameSize; - continue; - } - byteIndex++; - } - bytesLeft = everything.length - byteIndex; - - if (bytesLeft > 0) { - everything = everything.subarray(byteIndex); - } else { - everything = new Uint8Array(); - } - }; - }; - - _AacStream.prototype = new stream(); - - var aac = _AacStream; - - var highPrefix = [33, 16, 5, 32, 164, 27]; - var lowPrefix = [33, 65, 108, 84, 1, 2, 4, 8, 168, 2, 4, 8, 17, 191, 252]; - var zeroFill = function zeroFill(count) { - var a = []; - while (count--) { - a.push(0); - } - return a; - }; - - var makeTable = function makeTable(metaTable) { - return Object.keys(metaTable).reduce(function (obj, key) { - obj[key] = new Uint8Array(metaTable[key].reduce(function (arr, part) { - return arr.concat(part); - }, [])); - return obj; - }, {}); - }; - - // Frames-of-silence to use for filling in missing AAC frames - var coneOfSilence = { - 96000: [highPrefix, [227, 64], zeroFill(154), [56]], - 88200: [highPrefix, [231], zeroFill(170), [56]], - 64000: [highPrefix, [248, 192], zeroFill(240), [56]], - 48000: [highPrefix, [255, 192], zeroFill(268), [55, 148, 128], zeroFill(54), [112]], - 44100: [highPrefix, [255, 192], zeroFill(268), [55, 163, 128], zeroFill(84), [112]], - 32000: [highPrefix, [255, 192], zeroFill(268), [55, 234], zeroFill(226), [112]], - 24000: [highPrefix, [255, 192], zeroFill(268), [55, 255, 128], zeroFill(268), [111, 112], zeroFill(126), [224]], - 16000: [highPrefix, [255, 192], zeroFill(268), [55, 255, 128], zeroFill(268), [111, 255], zeroFill(269), [223, 108], zeroFill(195), [1, 192]], - 12000: [lowPrefix, zeroFill(268), [3, 127, 248], zeroFill(268), [6, 255, 240], zeroFill(268), [13, 255, 224], zeroFill(268), [27, 253, 128], zeroFill(259), [56]], - 11025: [lowPrefix, zeroFill(268), [3, 127, 248], zeroFill(268), [6, 255, 240], zeroFill(268), [13, 255, 224], zeroFill(268), [27, 255, 192], zeroFill(268), [55, 175, 128], zeroFill(108), [112]], - 8000: [lowPrefix, zeroFill(268), [3, 121, 16], zeroFill(47), [7]] - }; - - var silence = makeTable(coneOfSilence); - - var ONE_SECOND_IN_TS = 90000, - - // 90kHz clock - secondsToVideoTs, - secondsToAudioTs, - videoTsToSeconds, - audioTsToSeconds, - audioTsToVideoTs, - videoTsToAudioTs; - - secondsToVideoTs = function secondsToVideoTs(seconds) { - return seconds * ONE_SECOND_IN_TS; - }; - - secondsToAudioTs = function secondsToAudioTs(seconds, sampleRate) { - return seconds * sampleRate; - }; - - videoTsToSeconds = function videoTsToSeconds(timestamp) { - return timestamp / ONE_SECOND_IN_TS; - }; - - audioTsToSeconds = function audioTsToSeconds(timestamp, sampleRate) { - return timestamp / sampleRate; - }; - - audioTsToVideoTs = function audioTsToVideoTs(timestamp, sampleRate) { - return secondsToVideoTs(audioTsToSeconds(timestamp, sampleRate)); - }; - - videoTsToAudioTs = function videoTsToAudioTs(timestamp, sampleRate) { - return secondsToAudioTs(videoTsToSeconds(timestamp), sampleRate); - }; - - var clock = { - secondsToVideoTs: secondsToVideoTs, - secondsToAudioTs: secondsToAudioTs, - videoTsToSeconds: videoTsToSeconds, - audioTsToSeconds: audioTsToSeconds, - audioTsToVideoTs: audioTsToVideoTs, - videoTsToAudioTs: videoTsToAudioTs - }; - - var H264Stream = h264.H264Stream; - - // constants - var AUDIO_PROPERTIES = ['audioobjecttype', 'channelcount', 'samplerate', 'samplingfrequencyindex', 'samplesize']; - - var VIDEO_PROPERTIES = ['width', 'height', 'profileIdc', 'levelIdc', 'profileCompatibility']; - - var ONE_SECOND_IN_TS$1 = 90000; // 90kHz clock - - // object types - var _VideoSegmentStream, _AudioSegmentStream, _Transmuxer, _CoalesceStream; - - // Helper functions - var createDefaultSample, isLikelyAacData, collectDtsInfo, clearDtsInfo, calculateTrackBaseMediaDecodeTime, arrayEquals, sumFrameByteLengths; - - /** - * Default sample object - * see ISO/IEC 14496-12:2012, section 8.6.4.3 - */ - createDefaultSample = function createDefaultSample() { - return { - size: 0, - flags: { - isLeading: 0, - dependsOn: 1, - isDependedOn: 0, - hasRedundancy: 0, - degradationPriority: 0 - } - }; - }; - - isLikelyAacData = function isLikelyAacData(data) { - if (data[0] === 'I'.charCodeAt(0) && data[1] === 'D'.charCodeAt(0) && data[2] === '3'.charCodeAt(0)) { - return true; - } - return false; - }; - - /** - * Compare two arrays (even typed) for same-ness - */ - arrayEquals = function arrayEquals(a, b) { - var i; - - if (a.length !== b.length) { - return false; - } - - // compare the value of each element in the array - for (i = 0; i < a.length; i++) { - if (a[i] !== b[i]) { - return false; - } - } - - return true; - }; - - /** - * Sum the `byteLength` properties of the data in each AAC frame - */ - sumFrameByteLengths = function sumFrameByteLengths(array) { - var i, - currentObj, - sum = 0; - - // sum the byteLength's all each nal unit in the frame - for (i = 0; i < array.length; i++) { - currentObj = array[i]; - sum += currentObj.data.byteLength; - } - - return sum; - }; - - /** - * Constructs a single-track, ISO BMFF media segment from AAC data - * events. The output of this stream can be fed to a SourceBuffer - * configured with a suitable initialization segment. - * @param track {object} track metadata configuration - * @param options {object} transmuxer options object - * @param options.keepOriginalTimestamps {boolean} If true, keep the timestamps - * in the source; false to adjust the first segment to start at 0. - */ - _AudioSegmentStream = function AudioSegmentStream(track, options) { - var adtsFrames = [], - sequenceNumber = 0, - earliestAllowedDts = 0, - audioAppendStartTs = 0, - videoBaseMediaDecodeTime = Infinity; - - options = options || {}; - - _AudioSegmentStream.prototype.init.call(this); - - this.push = function (data) { - collectDtsInfo(track, data); - - if (track) { - AUDIO_PROPERTIES.forEach(function (prop) { - track[prop] = data[prop]; - }); - } - - // buffer audio data until end() is called - adtsFrames.push(data); - }; - - this.setEarliestDts = function (earliestDts) { - earliestAllowedDts = earliestDts - track.timelineStartInfo.baseMediaDecodeTime; - }; - - this.setVideoBaseMediaDecodeTime = function (baseMediaDecodeTime) { - videoBaseMediaDecodeTime = baseMediaDecodeTime; - }; - - this.setAudioAppendStart = function (timestamp) { - audioAppendStartTs = timestamp; - }; - - this.flush = function () { - var frames, moof, mdat, boxes; - - // return early if no audio data has been observed - if (adtsFrames.length === 0) { - this.trigger('done', 'AudioSegmentStream'); - return; - } - - frames = this.trimAdtsFramesByEarliestDts_(adtsFrames); - track.baseMediaDecodeTime = calculateTrackBaseMediaDecodeTime(track, options.keepOriginalTimestamps); - - this.prefixWithSilence_(track, frames); - - // we have to build the index from byte locations to - // samples (that is, adts frames) in the audio data - track.samples = this.generateSampleTable_(frames); - - // concatenate the audio data to constuct the mdat - mdat = mp4Generator.mdat(this.concatenateFrameData_(frames)); - - adtsFrames = []; - - moof = mp4Generator.moof(sequenceNumber, [track]); - boxes = new Uint8Array(moof.byteLength + mdat.byteLength); - - // bump the sequence number for next time - sequenceNumber++; - - boxes.set(moof); - boxes.set(mdat, moof.byteLength); - - clearDtsInfo(track); - - this.trigger('data', { track: track, boxes: boxes }); - this.trigger('done', 'AudioSegmentStream'); - }; - - // Possibly pad (prefix) the audio track with silence if appending this track - // would lead to the introduction of a gap in the audio buffer - this.prefixWithSilence_ = function (track, frames) { - var baseMediaDecodeTimeTs, - frameDuration = 0, - audioGapDuration = 0, - audioFillFrameCount = 0, - audioFillDuration = 0, - silentFrame, - i; - - if (!frames.length) { - return; - } - - baseMediaDecodeTimeTs = clock.audioTsToVideoTs(track.baseMediaDecodeTime, track.samplerate); - // determine frame clock duration based on sample rate, round up to avoid overfills - frameDuration = Math.ceil(ONE_SECOND_IN_TS$1 / (track.samplerate / 1024)); - - if (audioAppendStartTs && videoBaseMediaDecodeTime) { - // insert the shortest possible amount (audio gap or audio to video gap) - audioGapDuration = baseMediaDecodeTimeTs - Math.max(audioAppendStartTs, videoBaseMediaDecodeTime); - // number of full frames in the audio gap - audioFillFrameCount = Math.floor(audioGapDuration / frameDuration); - audioFillDuration = audioFillFrameCount * frameDuration; - } - - // don't attempt to fill gaps smaller than a single frame or larger - // than a half second - if (audioFillFrameCount < 1 || audioFillDuration > ONE_SECOND_IN_TS$1 / 2) { - return; - } - - silentFrame = silence[track.samplerate]; - - if (!silentFrame) { - // we don't have a silent frame pregenerated for the sample rate, so use a frame - // from the content instead - silentFrame = frames[0].data; - } - - for (i = 0; i < audioFillFrameCount; i++) { - frames.splice(i, 0, { - data: silentFrame - }); - } - - track.baseMediaDecodeTime -= Math.floor(clock.videoTsToAudioTs(audioFillDuration, track.samplerate)); - }; - - // If the audio segment extends before the earliest allowed dts - // value, remove AAC frames until starts at or after the earliest - // allowed DTS so that we don't end up with a negative baseMedia- - // DecodeTime for the audio track - this.trimAdtsFramesByEarliestDts_ = function (adtsFrames) { - if (track.minSegmentDts >= earliestAllowedDts) { - return adtsFrames; - } - - // We will need to recalculate the earliest segment Dts - track.minSegmentDts = Infinity; - - return adtsFrames.filter(function (currentFrame) { - // If this is an allowed frame, keep it and record it's Dts - if (currentFrame.dts >= earliestAllowedDts) { - track.minSegmentDts = Math.min(track.minSegmentDts, currentFrame.dts); - track.minSegmentPts = track.minSegmentDts; - return true; - } - // Otherwise, discard it - return false; - }); - }; - - // generate the track's raw mdat data from an array of frames - this.generateSampleTable_ = function (frames) { - var i, - currentFrame, - samples = []; - - for (i = 0; i < frames.length; i++) { - currentFrame = frames[i]; - samples.push({ - size: currentFrame.data.byteLength, - duration: 1024 // For AAC audio, all samples contain 1024 samples - }); - } - return samples; - }; - - // generate the track's sample table from an array of frames - this.concatenateFrameData_ = function (frames) { - var i, - currentFrame, - dataOffset = 0, - data = new Uint8Array(sumFrameByteLengths(frames)); - - for (i = 0; i < frames.length; i++) { - currentFrame = frames[i]; - - data.set(currentFrame.data, dataOffset); - dataOffset += currentFrame.data.byteLength; - } - return data; - }; - }; - - _AudioSegmentStream.prototype = new stream(); - - /** - * Constructs a single-track, ISO BMFF media segment from H264 data - * events. The output of this stream can be fed to a SourceBuffer - * configured with a suitable initialization segment. - * @param track {object} track metadata configuration - * @param options {object} transmuxer options object - * @param options.alignGopsAtEnd {boolean} If true, start from the end of the - * gopsToAlignWith list when attempting to align gop pts - * @param options.keepOriginalTimestamps {boolean} If true, keep the timestamps - * in the source; false to adjust the first segment to start at 0. - */ - _VideoSegmentStream = function VideoSegmentStream(track, options) { - var sequenceNumber = 0, - nalUnits = [], - gopsToAlignWith = [], - config, - pps; - - options = options || {}; - - _VideoSegmentStream.prototype.init.call(this); - - delete track.minPTS; - - this.gopCache_ = []; - - this.push = function (nalUnit) { - collectDtsInfo(track, nalUnit); - - // record the track config - if (nalUnit.nalUnitType === 'seq_parameter_set_rbsp' && !config) { - config = nalUnit.config; - track.sps = [nalUnit.data]; - - VIDEO_PROPERTIES.forEach(function (prop) { - track[prop] = config[prop]; - }, this); - } - - if (nalUnit.nalUnitType === 'pic_parameter_set_rbsp' && !pps) { - pps = nalUnit.data; - track.pps = [nalUnit.data]; - } - - // buffer video until flush() is called - nalUnits.push(nalUnit); - }; - - this.flush = function () { - var frames, gopForFusion, gops, moof, mdat, boxes; - - // Throw away nalUnits at the start of the byte stream until - // we find the first AUD - while (nalUnits.length) { - if (nalUnits[0].nalUnitType === 'access_unit_delimiter_rbsp') { - break; - } - nalUnits.shift(); - } - - // Return early if no video data has been observed - if (nalUnits.length === 0) { - this.resetStream_(); - this.trigger('done', 'VideoSegmentStream'); - return; - } - - // Organize the raw nal-units into arrays that represent - // higher-level constructs such as frames and gops - // (group-of-pictures) - frames = this.groupNalsIntoFrames_(nalUnits); - gops = this.groupFramesIntoGops_(frames); - - // If the first frame of this fragment is not a keyframe we have - // a problem since MSE (on Chrome) requires a leading keyframe. - // - // We have two approaches to repairing this situation: - // 1) GOP-FUSION: - // This is where we keep track of the GOPS (group-of-pictures) - // from previous fragments and attempt to find one that we can - // prepend to the current fragment in order to create a valid - // fragment. - // 2) KEYFRAME-PULLING: - // Here we search for the first keyframe in the fragment and - // throw away all the frames between the start of the fragment - // and that keyframe. We then extend the duration and pull the - // PTS of the keyframe forward so that it covers the time range - // of the frames that were disposed of. - // - // #1 is far prefereable over #2 which can cause "stuttering" but - // requires more things to be just right. - if (!gops[0][0].keyFrame) { - // Search for a gop for fusion from our gopCache - gopForFusion = this.getGopForFusion_(nalUnits[0], track); - - if (gopForFusion) { - gops.unshift(gopForFusion); - // Adjust Gops' metadata to account for the inclusion of the - // new gop at the beginning - gops.byteLength += gopForFusion.byteLength; - gops.nalCount += gopForFusion.nalCount; - gops.pts = gopForFusion.pts; - gops.dts = gopForFusion.dts; - gops.duration += gopForFusion.duration; - } else { - // If we didn't find a candidate gop fall back to keyframe-pulling - gops = this.extendFirstKeyFrame_(gops); - } - } - - // Trim gops to align with gopsToAlignWith - if (gopsToAlignWith.length) { - var alignedGops; - - if (options.alignGopsAtEnd) { - alignedGops = this.alignGopsAtEnd_(gops); - } else { - alignedGops = this.alignGopsAtStart_(gops); - } - - if (!alignedGops) { - // save all the nals in the last GOP into the gop cache - this.gopCache_.unshift({ - gop: gops.pop(), - pps: track.pps, - sps: track.sps - }); - - // Keep a maximum of 6 GOPs in the cache - this.gopCache_.length = Math.min(6, this.gopCache_.length); - - // Clear nalUnits - nalUnits = []; - - // return early no gops can be aligned with desired gopsToAlignWith - this.resetStream_(); - this.trigger('done', 'VideoSegmentStream'); - return; - } - - // Some gops were trimmed. clear dts info so minSegmentDts and pts are correct - // when recalculated before sending off to CoalesceStream - clearDtsInfo(track); - - gops = alignedGops; - } - - collectDtsInfo(track, gops); - - // First, we have to build the index from byte locations to - // samples (that is, frames) in the video data - track.samples = this.generateSampleTable_(gops); - - // Concatenate the video data and construct the mdat - mdat = mp4Generator.mdat(this.concatenateNalData_(gops)); - - track.baseMediaDecodeTime = calculateTrackBaseMediaDecodeTime(track, options.keepOriginalTimestamps); - - this.trigger('processedGopsInfo', gops.map(function (gop) { - return { - pts: gop.pts, - dts: gop.dts, - byteLength: gop.byteLength - }; - })); - - // save all the nals in the last GOP into the gop cache - this.gopCache_.unshift({ - gop: gops.pop(), - pps: track.pps, - sps: track.sps - }); - - // Keep a maximum of 6 GOPs in the cache - this.gopCache_.length = Math.min(6, this.gopCache_.length); - - // Clear nalUnits - nalUnits = []; - - this.trigger('baseMediaDecodeTime', track.baseMediaDecodeTime); - this.trigger('timelineStartInfo', track.timelineStartInfo); - - moof = mp4Generator.moof(sequenceNumber, [track]); - - // it would be great to allocate this array up front instead of - // throwing away hundreds of media segment fragments - boxes = new Uint8Array(moof.byteLength + mdat.byteLength); - - // Bump the sequence number for next time - sequenceNumber++; - - boxes.set(moof); - boxes.set(mdat, moof.byteLength); - - this.trigger('data', { track: track, boxes: boxes }); - - this.resetStream_(); - - // Continue with the flush process now - this.trigger('done', 'VideoSegmentStream'); - }; - - this.resetStream_ = function () { - clearDtsInfo(track); - - // reset config and pps because they may differ across segments - // for instance, when we are rendition switching - config = undefined; - pps = undefined; - }; - - // Search for a candidate Gop for gop-fusion from the gop cache and - // return it or return null if no good candidate was found - this.getGopForFusion_ = function (nalUnit) { - var halfSecond = 45000, - - // Half-a-second in a 90khz clock - allowableOverlap = 10000, - - // About 3 frames @ 30fps - nearestDistance = Infinity, - dtsDistance, - nearestGopObj, - currentGop, - currentGopObj, - i; - - // Search for the GOP nearest to the beginning of this nal unit - for (i = 0; i < this.gopCache_.length; i++) { - currentGopObj = this.gopCache_[i]; - currentGop = currentGopObj.gop; - - // Reject Gops with different SPS or PPS - if (!(track.pps && arrayEquals(track.pps[0], currentGopObj.pps[0])) || !(track.sps && arrayEquals(track.sps[0], currentGopObj.sps[0]))) { - continue; - } - - // Reject Gops that would require a negative baseMediaDecodeTime - if (currentGop.dts < track.timelineStartInfo.dts) { - continue; - } - - // The distance between the end of the gop and the start of the nalUnit - dtsDistance = nalUnit.dts - currentGop.dts - currentGop.duration; - - // Only consider GOPS that start before the nal unit and end within - // a half-second of the nal unit - if (dtsDistance >= -allowableOverlap && dtsDistance <= halfSecond) { - - // Always use the closest GOP we found if there is more than - // one candidate - if (!nearestGopObj || nearestDistance > dtsDistance) { - nearestGopObj = currentGopObj; - nearestDistance = dtsDistance; - } - } - } - - if (nearestGopObj) { - return nearestGopObj.gop; - } - return null; - }; - - this.extendFirstKeyFrame_ = function (gops) { - var currentGop; - - if (!gops[0][0].keyFrame && gops.length > 1) { - // Remove the first GOP - currentGop = gops.shift(); - - gops.byteLength -= currentGop.byteLength; - gops.nalCount -= currentGop.nalCount; - - // Extend the first frame of what is now the - // first gop to cover the time period of the - // frames we just removed - gops[0][0].dts = currentGop.dts; - gops[0][0].pts = currentGop.pts; - gops[0][0].duration += currentGop.duration; - } - - return gops; - }; - - // Convert an array of nal units into an array of frames with each frame being - // composed of the nal units that make up that frame - // Also keep track of cummulative data about the frame from the nal units such - // as the frame duration, starting pts, etc. - this.groupNalsIntoFrames_ = function (nalUnits) { - var i, - currentNal, - currentFrame = [], - frames = []; - - currentFrame.byteLength = 0; - - for (i = 0; i < nalUnits.length; i++) { - currentNal = nalUnits[i]; - - // Split on 'aud'-type nal units - if (currentNal.nalUnitType === 'access_unit_delimiter_rbsp') { - // Since the very first nal unit is expected to be an AUD - // only push to the frames array when currentFrame is not empty - if (currentFrame.length) { - currentFrame.duration = currentNal.dts - currentFrame.dts; - frames.push(currentFrame); - } - currentFrame = [currentNal]; - currentFrame.byteLength = currentNal.data.byteLength; - currentFrame.pts = currentNal.pts; - currentFrame.dts = currentNal.dts; - } else { - // Specifically flag key frames for ease of use later - if (currentNal.nalUnitType === 'slice_layer_without_partitioning_rbsp_idr') { - currentFrame.keyFrame = true; - } - currentFrame.duration = currentNal.dts - currentFrame.dts; - currentFrame.byteLength += currentNal.data.byteLength; - currentFrame.push(currentNal); - } - } - - // For the last frame, use the duration of the previous frame if we - // have nothing better to go on - if (frames.length && (!currentFrame.duration || currentFrame.duration <= 0)) { - currentFrame.duration = frames[frames.length - 1].duration; - } - - // Push the final frame - frames.push(currentFrame); - return frames; - }; - - // Convert an array of frames into an array of Gop with each Gop being composed - // of the frames that make up that Gop - // Also keep track of cummulative data about the Gop from the frames such as the - // Gop duration, starting pts, etc. - this.groupFramesIntoGops_ = function (frames) { - var i, - currentFrame, - currentGop = [], - gops = []; - - // We must pre-set some of the values on the Gop since we - // keep running totals of these values - currentGop.byteLength = 0; - currentGop.nalCount = 0; - currentGop.duration = 0; - currentGop.pts = frames[0].pts; - currentGop.dts = frames[0].dts; - - // store some metadata about all the Gops - gops.byteLength = 0; - gops.nalCount = 0; - gops.duration = 0; - gops.pts = frames[0].pts; - gops.dts = frames[0].dts; - - for (i = 0; i < frames.length; i++) { - currentFrame = frames[i]; - - if (currentFrame.keyFrame) { - // Since the very first frame is expected to be an keyframe - // only push to the gops array when currentGop is not empty - if (currentGop.length) { - gops.push(currentGop); - gops.byteLength += currentGop.byteLength; - gops.nalCount += currentGop.nalCount; - gops.duration += currentGop.duration; - } - - currentGop = [currentFrame]; - currentGop.nalCount = currentFrame.length; - currentGop.byteLength = currentFrame.byteLength; - currentGop.pts = currentFrame.pts; - currentGop.dts = currentFrame.dts; - currentGop.duration = currentFrame.duration; - } else { - currentGop.duration += currentFrame.duration; - currentGop.nalCount += currentFrame.length; - currentGop.byteLength += currentFrame.byteLength; - currentGop.push(currentFrame); - } - } - - if (gops.length && currentGop.duration <= 0) { - currentGop.duration = gops[gops.length - 1].duration; - } - gops.byteLength += currentGop.byteLength; - gops.nalCount += currentGop.nalCount; - gops.duration += currentGop.duration; - - // push the final Gop - gops.push(currentGop); - return gops; - }; - - // generate the track's sample table from an array of gops - this.generateSampleTable_ = function (gops, baseDataOffset) { - var h, - i, - sample, - currentGop, - currentFrame, - dataOffset = baseDataOffset || 0, - samples = []; - - for (h = 0; h < gops.length; h++) { - currentGop = gops[h]; - - for (i = 0; i < currentGop.length; i++) { - currentFrame = currentGop[i]; - - sample = createDefaultSample(); - - sample.dataOffset = dataOffset; - sample.compositionTimeOffset = currentFrame.pts - currentFrame.dts; - sample.duration = currentFrame.duration; - sample.size = 4 * currentFrame.length; // Space for nal unit size - sample.size += currentFrame.byteLength; - - if (currentFrame.keyFrame) { - sample.flags.dependsOn = 2; - } - - dataOffset += sample.size; - - samples.push(sample); - } - } - return samples; - }; - - // generate the track's raw mdat data from an array of gops - this.concatenateNalData_ = function (gops) { - var h, - i, - j, - currentGop, - currentFrame, - currentNal, - dataOffset = 0, - nalsByteLength = gops.byteLength, - numberOfNals = gops.nalCount, - totalByteLength = nalsByteLength + 4 * numberOfNals, - data = new Uint8Array(totalByteLength), - view = new DataView(data.buffer); - - // For each Gop.. - for (h = 0; h < gops.length; h++) { - currentGop = gops[h]; - - // For each Frame.. - for (i = 0; i < currentGop.length; i++) { - currentFrame = currentGop[i]; - - // For each NAL.. - for (j = 0; j < currentFrame.length; j++) { - currentNal = currentFrame[j]; - - view.setUint32(dataOffset, currentNal.data.byteLength); - dataOffset += 4; - data.set(currentNal.data, dataOffset); - dataOffset += currentNal.data.byteLength; - } - } - } - return data; - }; - - // trim gop list to the first gop found that has a matching pts with a gop in the list - // of gopsToAlignWith starting from the START of the list - this.alignGopsAtStart_ = function (gops) { - var alignIndex, gopIndex, align, gop, byteLength, nalCount, duration, alignedGops; - - byteLength = gops.byteLength; - nalCount = gops.nalCount; - duration = gops.duration; - alignIndex = gopIndex = 0; - - while (alignIndex < gopsToAlignWith.length && gopIndex < gops.length) { - align = gopsToAlignWith[alignIndex]; - gop = gops[gopIndex]; - - if (align.pts === gop.pts) { - break; - } - - if (gop.pts > align.pts) { - // this current gop starts after the current gop we want to align on, so increment - // align index - alignIndex++; - continue; - } - - // current gop starts before the current gop we want to align on. so increment gop - // index - gopIndex++; - byteLength -= gop.byteLength; - nalCount -= gop.nalCount; - duration -= gop.duration; - } - - if (gopIndex === 0) { - // no gops to trim - return gops; - } - - if (gopIndex === gops.length) { - // all gops trimmed, skip appending all gops - return null; - } - - alignedGops = gops.slice(gopIndex); - alignedGops.byteLength = byteLength; - alignedGops.duration = duration; - alignedGops.nalCount = nalCount; - alignedGops.pts = alignedGops[0].pts; - alignedGops.dts = alignedGops[0].dts; - - return alignedGops; - }; - - // trim gop list to the first gop found that has a matching pts with a gop in the list - // of gopsToAlignWith starting from the END of the list - this.alignGopsAtEnd_ = function (gops) { - var alignIndex, gopIndex, align, gop, alignEndIndex, matchFound; - - alignIndex = gopsToAlignWith.length - 1; - gopIndex = gops.length - 1; - alignEndIndex = null; - matchFound = false; - - while (alignIndex >= 0 && gopIndex >= 0) { - align = gopsToAlignWith[alignIndex]; - gop = gops[gopIndex]; - - if (align.pts === gop.pts) { - matchFound = true; - break; - } - - if (align.pts > gop.pts) { - alignIndex--; - continue; - } - - if (alignIndex === gopsToAlignWith.length - 1) { - // gop.pts is greater than the last alignment candidate. If no match is found - // by the end of this loop, we still want to append gops that come after this - // point - alignEndIndex = gopIndex; - } - - gopIndex--; - } - - if (!matchFound && alignEndIndex === null) { - return null; - } - - var trimIndex; - - if (matchFound) { - trimIndex = gopIndex; - } else { - trimIndex = alignEndIndex; - } - - if (trimIndex === 0) { - return gops; - } - - var alignedGops = gops.slice(trimIndex); - var metadata = alignedGops.reduce(function (total, gop) { - total.byteLength += gop.byteLength; - total.duration += gop.duration; - total.nalCount += gop.nalCount; - return total; - }, { byteLength: 0, duration: 0, nalCount: 0 }); - - alignedGops.byteLength = metadata.byteLength; - alignedGops.duration = metadata.duration; - alignedGops.nalCount = metadata.nalCount; - alignedGops.pts = alignedGops[0].pts; - alignedGops.dts = alignedGops[0].dts; - - return alignedGops; - }; - - this.alignGopsWith = function (newGopsToAlignWith) { - gopsToAlignWith = newGopsToAlignWith; - }; - }; - - _VideoSegmentStream.prototype = new stream(); - - /** - * Store information about the start and end of the track and the - * duration for each frame/sample we process in order to calculate - * the baseMediaDecodeTime - */ - collectDtsInfo = function collectDtsInfo(track, data) { - if (typeof data.pts === 'number') { - if (track.timelineStartInfo.pts === undefined) { - track.timelineStartInfo.pts = data.pts; - } - - if (track.minSegmentPts === undefined) { - track.minSegmentPts = data.pts; - } else { - track.minSegmentPts = Math.min(track.minSegmentPts, data.pts); - } - - if (track.maxSegmentPts === undefined) { - track.maxSegmentPts = data.pts; - } else { - track.maxSegmentPts = Math.max(track.maxSegmentPts, data.pts); - } - } - - if (typeof data.dts === 'number') { - if (track.timelineStartInfo.dts === undefined) { - track.timelineStartInfo.dts = data.dts; - } - - if (track.minSegmentDts === undefined) { - track.minSegmentDts = data.dts; - } else { - track.minSegmentDts = Math.min(track.minSegmentDts, data.dts); - } - - if (track.maxSegmentDts === undefined) { - track.maxSegmentDts = data.dts; - } else { - track.maxSegmentDts = Math.max(track.maxSegmentDts, data.dts); - } - } - }; - - /** - * Clear values used to calculate the baseMediaDecodeTime between - * tracks - */ - clearDtsInfo = function clearDtsInfo(track) { - delete track.minSegmentDts; - delete track.maxSegmentDts; - delete track.minSegmentPts; - delete track.maxSegmentPts; - }; - - /** - * Calculate the track's baseMediaDecodeTime based on the earliest - * DTS the transmuxer has ever seen and the minimum DTS for the - * current track - * @param track {object} track metadata configuration - * @param keepOriginalTimestamps {boolean} If true, keep the timestamps - * in the source; false to adjust the first segment to start at 0. - */ - calculateTrackBaseMediaDecodeTime = function calculateTrackBaseMediaDecodeTime(track, keepOriginalTimestamps) { - var baseMediaDecodeTime, - scale, - minSegmentDts = track.minSegmentDts; - - // Optionally adjust the time so the first segment starts at zero. - if (!keepOriginalTimestamps) { - minSegmentDts -= track.timelineStartInfo.dts; - } - - // track.timelineStartInfo.baseMediaDecodeTime is the location, in time, where - // we want the start of the first segment to be placed - baseMediaDecodeTime = track.timelineStartInfo.baseMediaDecodeTime; - - // Add to that the distance this segment is from the very first - baseMediaDecodeTime += minSegmentDts; - - // baseMediaDecodeTime must not become negative - baseMediaDecodeTime = Math.max(0, baseMediaDecodeTime); - - if (track.type === 'audio') { - // Audio has a different clock equal to the sampling_rate so we need to - // scale the PTS values into the clock rate of the track - scale = track.samplerate / ONE_SECOND_IN_TS$1; - baseMediaDecodeTime *= scale; - baseMediaDecodeTime = Math.floor(baseMediaDecodeTime); - } - - return baseMediaDecodeTime; - }; - - /** - * A Stream that can combine multiple streams (ie. audio & video) - * into a single output segment for MSE. Also supports audio-only - * and video-only streams. - */ - _CoalesceStream = function CoalesceStream(options, metadataStream) { - // Number of Tracks per output segment - // If greater than 1, we combine multiple - // tracks into a single segment - this.numberOfTracks = 0; - this.metadataStream = metadataStream; - - if (typeof options.remux !== 'undefined') { - this.remuxTracks = !!options.remux; - } else { - this.remuxTracks = true; - } - - this.pendingTracks = []; - this.videoTrack = null; - this.pendingBoxes = []; - this.pendingCaptions = []; - this.pendingMetadata = []; - this.pendingBytes = 0; - this.emittedTracks = 0; - - _CoalesceStream.prototype.init.call(this); - - // Take output from multiple - this.push = function (output) { - // buffer incoming captions until the associated video segment - // finishes - if (output.text) { - return this.pendingCaptions.push(output); - } - // buffer incoming id3 tags until the final flush - if (output.frames) { - return this.pendingMetadata.push(output); - } - - // Add this track to the list of pending tracks and store - // important information required for the construction of - // the final segment - this.pendingTracks.push(output.track); - this.pendingBoxes.push(output.boxes); - this.pendingBytes += output.boxes.byteLength; - - if (output.track.type === 'video') { - this.videoTrack = output.track; - } - if (output.track.type === 'audio') { - this.audioTrack = output.track; - } - }; - }; - - _CoalesceStream.prototype = new stream(); - _CoalesceStream.prototype.flush = function (flushSource) { - var offset = 0, - event = { - captions: [], - captionStreams: {}, - metadata: [], - info: {} - }, - caption, - id3, - initSegment, - timelineStartPts = 0, - i; - - if (this.pendingTracks.length < this.numberOfTracks) { - if (flushSource !== 'VideoSegmentStream' && flushSource !== 'AudioSegmentStream') { - // Return because we haven't received a flush from a data-generating - // portion of the segment (meaning that we have only recieved meta-data - // or captions.) - return; - } else if (this.remuxTracks) { - // Return until we have enough tracks from the pipeline to remux (if we - // are remuxing audio and video into a single MP4) - return; - } else if (this.pendingTracks.length === 0) { - // In the case where we receive a flush without any data having been - // received we consider it an emitted track for the purposes of coalescing - // `done` events. - // We do this for the case where there is an audio and video track in the - // segment but no audio data. (seen in several playlists with alternate - // audio tracks and no audio present in the main TS segments.) - this.emittedTracks++; - - if (this.emittedTracks >= this.numberOfTracks) { - this.trigger('done'); - this.emittedTracks = 0; - } - return; - } - } - - if (this.videoTrack) { - timelineStartPts = this.videoTrack.timelineStartInfo.pts; - VIDEO_PROPERTIES.forEach(function (prop) { - event.info[prop] = this.videoTrack[prop]; - }, this); - } else if (this.audioTrack) { - timelineStartPts = this.audioTrack.timelineStartInfo.pts; - AUDIO_PROPERTIES.forEach(function (prop) { - event.info[prop] = this.audioTrack[prop]; - }, this); - } - - if (this.pendingTracks.length === 1) { - event.type = this.pendingTracks[0].type; - } else { - event.type = 'combined'; - } - - this.emittedTracks += this.pendingTracks.length; - - initSegment = mp4Generator.initSegment(this.pendingTracks); - - // Create a new typed array to hold the init segment - event.initSegment = new Uint8Array(initSegment.byteLength); - - // Create an init segment containing a moov - // and track definitions - event.initSegment.set(initSegment); - - // Create a new typed array to hold the moof+mdats - event.data = new Uint8Array(this.pendingBytes); - - // Append each moof+mdat (one per track) together - for (i = 0; i < this.pendingBoxes.length; i++) { - event.data.set(this.pendingBoxes[i], offset); - offset += this.pendingBoxes[i].byteLength; - } - - // Translate caption PTS times into second offsets into the - // video timeline for the segment, and add track info - for (i = 0; i < this.pendingCaptions.length; i++) { - caption = this.pendingCaptions[i]; - caption.startTime = caption.startPts - timelineStartPts; - caption.startTime /= 90e3; - caption.endTime = caption.endPts - timelineStartPts; - caption.endTime /= 90e3; - event.captionStreams[caption.stream] = true; - event.captions.push(caption); - } - - // Translate ID3 frame PTS times into second offsets into the - // video timeline for the segment - for (i = 0; i < this.pendingMetadata.length; i++) { - id3 = this.pendingMetadata[i]; - id3.cueTime = id3.pts - timelineStartPts; - id3.cueTime /= 90e3; - event.metadata.push(id3); - } - // We add this to every single emitted segment even though we only need - // it for the first - event.metadata.dispatchType = this.metadataStream.dispatchType; - - // Reset stream state - this.pendingTracks.length = 0; - this.videoTrack = null; - this.pendingBoxes.length = 0; - this.pendingCaptions.length = 0; - this.pendingBytes = 0; - this.pendingMetadata.length = 0; - - // Emit the built segment - this.trigger('data', event); - - // Only emit `done` if all tracks have been flushed and emitted - if (this.emittedTracks >= this.numberOfTracks) { - this.trigger('done'); - this.emittedTracks = 0; - } - }; - /** - * A Stream that expects MP2T binary data as input and produces - * corresponding media segments, suitable for use with Media Source - * Extension (MSE) implementations that support the ISO BMFF byte - * stream format, like Chrome. - */ - _Transmuxer = function Transmuxer(options) { - var self = this, - hasFlushed = true, - videoTrack, - audioTrack; - - _Transmuxer.prototype.init.call(this); - - options = options || {}; - this.baseMediaDecodeTime = options.baseMediaDecodeTime || 0; - this.transmuxPipeline_ = {}; - - this.setupAacPipeline = function () { - var pipeline = {}; - this.transmuxPipeline_ = pipeline; - - pipeline.type = 'aac'; - pipeline.metadataStream = new m2ts_1.MetadataStream(); - - // set up the parsing pipeline - pipeline.aacStream = new aac(); - pipeline.audioTimestampRolloverStream = new m2ts_1.TimestampRolloverStream('audio'); - pipeline.timedMetadataTimestampRolloverStream = new m2ts_1.TimestampRolloverStream('timed-metadata'); - pipeline.adtsStream = new adts(); - pipeline.coalesceStream = new _CoalesceStream(options, pipeline.metadataStream); - pipeline.headOfPipeline = pipeline.aacStream; - - pipeline.aacStream.pipe(pipeline.audioTimestampRolloverStream).pipe(pipeline.adtsStream); - pipeline.aacStream.pipe(pipeline.timedMetadataTimestampRolloverStream).pipe(pipeline.metadataStream).pipe(pipeline.coalesceStream); - - pipeline.metadataStream.on('timestamp', function (frame) { - pipeline.aacStream.setTimestamp(frame.timeStamp); - }); - - pipeline.aacStream.on('data', function (data) { - if (data.type === 'timed-metadata' && !pipeline.audioSegmentStream) { - audioTrack = audioTrack || { - timelineStartInfo: { - baseMediaDecodeTime: self.baseMediaDecodeTime - }, - codec: 'adts', - type: 'audio' - }; - // hook up the audio segment stream to the first track with aac data - pipeline.coalesceStream.numberOfTracks++; - pipeline.audioSegmentStream = new _AudioSegmentStream(audioTrack, options); - // Set up the final part of the audio pipeline - pipeline.adtsStream.pipe(pipeline.audioSegmentStream).pipe(pipeline.coalesceStream); - } - }); - - // Re-emit any data coming from the coalesce stream to the outside world - pipeline.coalesceStream.on('data', this.trigger.bind(this, 'data')); - // Let the consumer know we have finished flushing the entire pipeline - pipeline.coalesceStream.on('done', this.trigger.bind(this, 'done')); - }; - - this.setupTsPipeline = function () { - var pipeline = {}; - this.transmuxPipeline_ = pipeline; - - pipeline.type = 'ts'; - pipeline.metadataStream = new m2ts_1.MetadataStream(); - - // set up the parsing pipeline - pipeline.packetStream = new m2ts_1.TransportPacketStream(); - pipeline.parseStream = new m2ts_1.TransportParseStream(); - pipeline.elementaryStream = new m2ts_1.ElementaryStream(); - pipeline.videoTimestampRolloverStream = new m2ts_1.TimestampRolloverStream('video'); - pipeline.audioTimestampRolloverStream = new m2ts_1.TimestampRolloverStream('audio'); - pipeline.timedMetadataTimestampRolloverStream = new m2ts_1.TimestampRolloverStream('timed-metadata'); - pipeline.adtsStream = new adts(); - pipeline.h264Stream = new H264Stream(); - pipeline.captionStream = new m2ts_1.CaptionStream(); - pipeline.coalesceStream = new _CoalesceStream(options, pipeline.metadataStream); - pipeline.headOfPipeline = pipeline.packetStream; - - // disassemble MPEG2-TS packets into elementary streams - pipeline.packetStream.pipe(pipeline.parseStream).pipe(pipeline.elementaryStream); - - // !!THIS ORDER IS IMPORTANT!! - // demux the streams - pipeline.elementaryStream.pipe(pipeline.videoTimestampRolloverStream).pipe(pipeline.h264Stream); - pipeline.elementaryStream.pipe(pipeline.audioTimestampRolloverStream).pipe(pipeline.adtsStream); - - pipeline.elementaryStream.pipe(pipeline.timedMetadataTimestampRolloverStream).pipe(pipeline.metadataStream).pipe(pipeline.coalesceStream); - - // Hook up CEA-608/708 caption stream - pipeline.h264Stream.pipe(pipeline.captionStream).pipe(pipeline.coalesceStream); - - pipeline.elementaryStream.on('data', function (data) { - var i; - - if (data.type === 'metadata') { - i = data.tracks.length; - - // scan the tracks listed in the metadata - while (i--) { - if (!videoTrack && data.tracks[i].type === 'video') { - videoTrack = data.tracks[i]; - videoTrack.timelineStartInfo.baseMediaDecodeTime = self.baseMediaDecodeTime; - } else if (!audioTrack && data.tracks[i].type === 'audio') { - audioTrack = data.tracks[i]; - audioTrack.timelineStartInfo.baseMediaDecodeTime = self.baseMediaDecodeTime; - } - } - - // hook up the video segment stream to the first track with h264 data - if (videoTrack && !pipeline.videoSegmentStream) { - pipeline.coalesceStream.numberOfTracks++; - pipeline.videoSegmentStream = new _VideoSegmentStream(videoTrack, options); - - pipeline.videoSegmentStream.on('timelineStartInfo', function (timelineStartInfo) { - // When video emits timelineStartInfo data after a flush, we forward that - // info to the AudioSegmentStream, if it exists, because video timeline - // data takes precedence. - if (audioTrack) { - audioTrack.timelineStartInfo = timelineStartInfo; - // On the first segment we trim AAC frames that exist before the - // very earliest DTS we have seen in video because Chrome will - // interpret any video track with a baseMediaDecodeTime that is - // non-zero as a gap. - pipeline.audioSegmentStream.setEarliestDts(timelineStartInfo.dts); - } - }); - - pipeline.videoSegmentStream.on('processedGopsInfo', self.trigger.bind(self, 'gopInfo')); - - pipeline.videoSegmentStream.on('baseMediaDecodeTime', function (baseMediaDecodeTime) { - if (audioTrack) { - pipeline.audioSegmentStream.setVideoBaseMediaDecodeTime(baseMediaDecodeTime); - } - }); - - // Set up the final part of the video pipeline - pipeline.h264Stream.pipe(pipeline.videoSegmentStream).pipe(pipeline.coalesceStream); - } - - if (audioTrack && !pipeline.audioSegmentStream) { - // hook up the audio segment stream to the first track with aac data - pipeline.coalesceStream.numberOfTracks++; - pipeline.audioSegmentStream = new _AudioSegmentStream(audioTrack, options); - - // Set up the final part of the audio pipeline - pipeline.adtsStream.pipe(pipeline.audioSegmentStream).pipe(pipeline.coalesceStream); - } - } - }); - - // Re-emit any data coming from the coalesce stream to the outside world - pipeline.coalesceStream.on('data', this.trigger.bind(this, 'data')); - // Let the consumer know we have finished flushing the entire pipeline - pipeline.coalesceStream.on('done', this.trigger.bind(this, 'done')); - }; - - // hook up the segment streams once track metadata is delivered - this.setBaseMediaDecodeTime = function (baseMediaDecodeTime) { - var pipeline = this.transmuxPipeline_; - - this.baseMediaDecodeTime = baseMediaDecodeTime; - if (audioTrack) { - audioTrack.timelineStartInfo.dts = undefined; - audioTrack.timelineStartInfo.pts = undefined; - clearDtsInfo(audioTrack); - audioTrack.timelineStartInfo.baseMediaDecodeTime = baseMediaDecodeTime; - if (pipeline.audioTimestampRolloverStream) { - pipeline.audioTimestampRolloverStream.discontinuity(); - } - } - if (videoTrack) { - if (pipeline.videoSegmentStream) { - pipeline.videoSegmentStream.gopCache_ = []; - pipeline.videoTimestampRolloverStream.discontinuity(); - } - videoTrack.timelineStartInfo.dts = undefined; - videoTrack.timelineStartInfo.pts = undefined; - clearDtsInfo(videoTrack); - pipeline.captionStream.reset(); - videoTrack.timelineStartInfo.baseMediaDecodeTime = baseMediaDecodeTime; - } - - if (pipeline.timedMetadataTimestampRolloverStream) { - pipeline.timedMetadataTimestampRolloverStream.discontinuity(); - } - }; - - this.setAudioAppendStart = function (timestamp) { - if (audioTrack) { - this.transmuxPipeline_.audioSegmentStream.setAudioAppendStart(timestamp); - } - }; - - this.alignGopsWith = function (gopsToAlignWith) { - if (videoTrack && this.transmuxPipeline_.videoSegmentStream) { - this.transmuxPipeline_.videoSegmentStream.alignGopsWith(gopsToAlignWith); - } - }; - - // feed incoming data to the front of the parsing pipeline - this.push = function (data) { - if (hasFlushed) { - var isAac = isLikelyAacData(data); - - if (isAac && this.transmuxPipeline_.type !== 'aac') { - this.setupAacPipeline(); - } else if (!isAac && this.transmuxPipeline_.type !== 'ts') { - this.setupTsPipeline(); - } - hasFlushed = false; - } - this.transmuxPipeline_.headOfPipeline.push(data); - }; - - // flush any buffered data - this.flush = function () { - hasFlushed = true; - // Start at the top of the pipeline and flush all pending work - this.transmuxPipeline_.headOfPipeline.flush(); - }; - - // Caption data has to be reset when seeking outside buffered range - this.resetCaptions = function () { - if (this.transmuxPipeline_.captionStream) { - this.transmuxPipeline_.captionStream.reset(); - } - }; - }; - _Transmuxer.prototype = new stream(); - - var transmuxer = { - Transmuxer: _Transmuxer, - VideoSegmentStream: _VideoSegmentStream, - AudioSegmentStream: _AudioSegmentStream, - AUDIO_PROPERTIES: AUDIO_PROPERTIES, - VIDEO_PROPERTIES: VIDEO_PROPERTIES - }; - - var mp4 = { - generator: mp4Generator, - Transmuxer: transmuxer.Transmuxer, - AudioSegmentStream: transmuxer.AudioSegmentStream, - VideoSegmentStream: transmuxer.VideoSegmentStream - }; - - var classCallCheck = function classCallCheck(instance, Constructor) { - if (!(instance instanceof Constructor)) { - throw new TypeError("Cannot call a class as a function"); - } - }; - - var createClass = function () { - function defineProperties(target, props) { - for (var i = 0; i < props.length; i++) { - var descriptor = props[i]; - descriptor.enumerable = descriptor.enumerable || false; - descriptor.configurable = true; - if ("value" in descriptor) descriptor.writable = true; - Object.defineProperty(target, descriptor.key, descriptor); - } - } - - return function (Constructor, protoProps, staticProps) { - if (protoProps) defineProperties(Constructor.prototype, protoProps); - if (staticProps) defineProperties(Constructor, staticProps); - return Constructor; - }; - }(); - - /** - * @file transmuxer-worker.js - */ - - /** - * Re-emits transmuxer events by converting them into messages to the - * world outside the worker. - * - * @param {Object} transmuxer the transmuxer to wire events on - * @private - */ - var wireTransmuxerEvents = function wireTransmuxerEvents(transmuxer) { - transmuxer.on('data', function (segment) { - // transfer ownership of the underlying ArrayBuffer - // instead of doing a copy to save memory - // ArrayBuffers are transferable but generic TypedArrays are not - // @link https://developer.mozilla.org/en-US/docs/Web/API/Web_Workers_API/Using_web_workers#Passing_data_by_transferring_ownership_(transferable_objects) - var initArray = segment.initSegment; - - segment.initSegment = { - data: initArray.buffer, - byteOffset: initArray.byteOffset, - byteLength: initArray.byteLength - }; - - var typedArray = segment.data; - - segment.data = typedArray.buffer; - window_1.postMessage({ - action: 'data', - segment: segment, - byteOffset: typedArray.byteOffset, - byteLength: typedArray.byteLength - }, [segment.data]); - }); - - if (transmuxer.captionStream) { - transmuxer.captionStream.on('data', function (caption) { - window_1.postMessage({ - action: 'caption', - data: caption - }); - }); - } - - transmuxer.on('done', function (data) { - window_1.postMessage({ action: 'done' }); - }); - - transmuxer.on('gopInfo', function (gopInfo) { - window_1.postMessage({ - action: 'gopInfo', - gopInfo: gopInfo - }); - }); - }; - - /** - * All incoming messages route through this hash. If no function exists - * to handle an incoming message, then we ignore the message. - * - * @class MessageHandlers - * @param {Object} options the options to initialize with - */ - - var MessageHandlers = function () { - function MessageHandlers(options) { - classCallCheck(this, MessageHandlers); - - this.options = options || {}; - this.init(); - } - - /** - * initialize our web worker and wire all the events. - */ - - createClass(MessageHandlers, [{ - key: 'init', - value: function init() { - if (this.transmuxer) { - this.transmuxer.dispose(); - } - this.transmuxer = new mp4.Transmuxer(this.options); - wireTransmuxerEvents(this.transmuxer); - } - - /** - * Adds data (a ts segment) to the start of the transmuxer pipeline for - * processing. - * - * @param {ArrayBuffer} data data to push into the muxer - */ - - }, { - key: 'push', - value: function push(data) { - // Cast array buffer to correct type for transmuxer - var segment = new Uint8Array(data.data, data.byteOffset, data.byteLength); - - this.transmuxer.push(segment); - } - - /** - * Recreate the transmuxer so that the next segment added via `push` - * start with a fresh transmuxer. - */ - - }, { - key: 'reset', - value: function reset() { - this.init(); - } - - /** - * Set the value that will be used as the `baseMediaDecodeTime` time for the - * next segment pushed in. Subsequent segments will have their `baseMediaDecodeTime` - * set relative to the first based on the PTS values. - * - * @param {Object} data used to set the timestamp offset in the muxer - */ - - }, { - key: 'setTimestampOffset', - value: function setTimestampOffset(data) { - var timestampOffset = data.timestampOffset || 0; - - this.transmuxer.setBaseMediaDecodeTime(Math.round(timestampOffset * 90000)); - } - }, { - key: 'setAudioAppendStart', - value: function setAudioAppendStart(data) { - this.transmuxer.setAudioAppendStart(Math.ceil(data.appendStart * 90000)); - } - - /** - * Forces the pipeline to finish processing the last segment and emit it's - * results. - * - * @param {Object} data event data, not really used - */ - - }, { - key: 'flush', - value: function flush(data) { - this.transmuxer.flush(); - } - }, { - key: 'resetCaptions', - value: function resetCaptions() { - this.transmuxer.resetCaptions(); - } - }, { - key: 'alignGopsWith', - value: function alignGopsWith(data) { - this.transmuxer.alignGopsWith(data.gopsToAlignWith.slice()); - } - }]); - return MessageHandlers; - }(); - - /** - * Our web wroker interface so that things can talk to mux.js - * that will be running in a web worker. the scope is passed to this by - * webworkify. - * - * @param {Object} self the scope for the web worker - */ - - var TransmuxerWorker = function TransmuxerWorker(self) { - self.onmessage = function (event) { - if (event.data.action === 'init' && event.data.options) { - this.messageHandlers = new MessageHandlers(event.data.options); - return; - } - - if (!this.messageHandlers) { - this.messageHandlers = new MessageHandlers(); - } - - if (event.data && event.data.action && event.data.action !== 'init') { - if (this.messageHandlers[event.data.action]) { - this.messageHandlers[event.data.action](event.data); - } - } - }; - }; - - var transmuxerWorker = new TransmuxerWorker(self); - - return transmuxerWorker; - }(); - }); - - /** - * @file codec-utils.js - */ - - /** - * Check if a codec string refers to an audio codec. - * - * @param {String} codec codec string to check - * @return {Boolean} if this is an audio codec - * @private - */ - var isAudioCodec = function isAudioCodec(codec) { - return (/mp4a\.\d+.\d+/i.test(codec) - ); - }; - - /** - * Check if a codec string refers to a video codec. - * - * @param {String} codec codec string to check - * @return {Boolean} if this is a video codec - * @private - */ - var isVideoCodec = function isVideoCodec(codec) { - return (/avc1\.[\da-f]+/i.test(codec) - ); - }; - - /** - * Parse a content type header into a type and parameters - * object - * - * @param {String} type the content type header - * @return {Object} the parsed content-type - * @private - */ - var parseContentType = function parseContentType(type) { - var object = { type: '', parameters: {} }; - var parameters = type.trim().split(';'); - - // first parameter should always be content-type - object.type = parameters.shift().trim(); - parameters.forEach(function (parameter) { - var pair = parameter.trim().split('='); - - if (pair.length > 1) { - var name = pair[0].replace(/"/g, '').trim(); - var value = pair[1].replace(/"/g, '').trim(); - - object.parameters[name] = value; - } - }); - - return object; - }; - - /** - * Replace the old apple-style `avc1.
.
` codec string with the standard - * `avc1.` - * - * @param {Array} codecs an array of codec strings to fix - * @return {Array} the translated codec array - * @private - */ - var translateLegacyCodecs = function translateLegacyCodecs(codecs) { - return codecs.map(function (codec) { - return codec.replace(/avc1\.(\d+)\.(\d+)/i, function (orig, profile, avcLevel) { - var profileHex = ('00' + Number(profile).toString(16)).slice(-2); - var avcLevelHex = ('00' + Number(avcLevel).toString(16)).slice(-2); - - return 'avc1.' + profileHex + '00' + avcLevelHex; - }); - }); - }; - - /** - * @file virtual-source-buffer.js - */ - - // We create a wrapper around the SourceBuffer so that we can manage the - // state of the `updating` property manually. We have to do this because - // Firefox changes `updating` to false long before triggering `updateend` - // events and that was causing strange problems in videojs-contrib-hls - var makeWrappedSourceBuffer = function makeWrappedSourceBuffer(mediaSource, mimeType) { - var sourceBuffer = mediaSource.addSourceBuffer(mimeType); - var wrapper = Object.create(null); - - wrapper.updating = false; - wrapper.realBuffer_ = sourceBuffer; - - var _loop = function _loop(key) { - if (typeof sourceBuffer[key] === 'function') { - wrapper[key] = function () { - return sourceBuffer[key].apply(sourceBuffer, arguments); - }; - } else if (typeof wrapper[key] === 'undefined') { - Object.defineProperty(wrapper, key, { - get: function get$$1() { - return sourceBuffer[key]; - }, - set: function set$$1(v) { - return sourceBuffer[key] = v; - } - }); - } - }; - - for (var key in sourceBuffer) { - _loop(key); - } - - return wrapper; - }; - - /** - * Returns a list of gops in the buffer that have a pts value of 3 seconds or more in - * front of current time. - * - * @param {Array} buffer - * The current buffer of gop information - * @param {Player} player - * The player instance - * @param {Double} mapping - * Offset to map display time to stream presentation time - * @return {Array} - * List of gops considered safe to append over - */ - var gopsSafeToAlignWith = function gopsSafeToAlignWith(buffer, player, mapping) { - if (!player || !buffer.length) { - return []; - } - - // pts value for current time + 3 seconds to give a bit more wiggle room - var currentTimePts = Math.ceil((player.currentTime() - mapping + 3) * 90000); - - var i = void 0; - - for (i = 0; i < buffer.length; i++) { - if (buffer[i].pts > currentTimePts) { - break; - } - } - - return buffer.slice(i); - }; - - /** - * Appends gop information (timing and byteLength) received by the transmuxer for the - * gops appended in the last call to appendBuffer - * - * @param {Array} buffer - * The current buffer of gop information - * @param {Array} gops - * List of new gop information - * @param {boolean} replace - * If true, replace the buffer with the new gop information. If false, append the - * new gop information to the buffer in the right location of time. - * @return {Array} - * Updated list of gop information - */ - var updateGopBuffer = function updateGopBuffer(buffer, gops, replace) { - if (!gops.length) { - return buffer; - } - - if (replace) { - // If we are in safe append mode, then completely overwrite the gop buffer - // with the most recent appeneded data. This will make sure that when appending - // future segments, we only try to align with gops that are both ahead of current - // time and in the last segment appended. - return gops.slice(); - } - - var start = gops[0].pts; - - var i = 0; - - for (i; i < buffer.length; i++) { - if (buffer[i].pts >= start) { - break; - } - } - - return buffer.slice(0, i).concat(gops); - }; - - /** - * Removes gop information in buffer that overlaps with provided start and end - * - * @param {Array} buffer - * The current buffer of gop information - * @param {Double} start - * position to start the remove at - * @param {Double} end - * position to end the remove at - * @param {Double} mapping - * Offset to map display time to stream presentation time - */ - var removeGopBuffer = function removeGopBuffer(buffer, start, end, mapping) { - var startPts = Math.ceil((start - mapping) * 90000); - var endPts = Math.ceil((end - mapping) * 90000); - var updatedBuffer = buffer.slice(); - - var i = buffer.length; - - while (i--) { - if (buffer[i].pts <= endPts) { - break; - } - } - - if (i === -1) { - // no removal because end of remove range is before start of buffer - return updatedBuffer; - } - - var j = i + 1; - - while (j--) { - if (buffer[j].pts <= startPts) { - break; - } - } - - // clamp remove range start to 0 index - j = Math.max(j, 0); - - updatedBuffer.splice(j, i - j + 1); - - return updatedBuffer; - }; - - /** - * VirtualSourceBuffers exist so that we can transmux non native formats - * into a native format, but keep the same api as a native source buffer. - * It creates a transmuxer, that works in its own thread (a web worker) and - * that transmuxer muxes the data into a native format. VirtualSourceBuffer will - * then send all of that data to the naive sourcebuffer so that it is - * indestinguishable from a natively supported format. - * - * @param {HtmlMediaSource} mediaSource the parent mediaSource - * @param {Array} codecs array of codecs that we will be dealing with - * @class VirtualSourceBuffer - * @extends video.js.EventTarget - */ - - var VirtualSourceBuffer = function (_videojs$EventTarget) { - inherits$1(VirtualSourceBuffer, _videojs$EventTarget); - - function VirtualSourceBuffer(mediaSource, codecs) { - classCallCheck$1(this, VirtualSourceBuffer); - - var _this = possibleConstructorReturn$1(this, (VirtualSourceBuffer.__proto__ || Object.getPrototypeOf(VirtualSourceBuffer)).call(this, videojs.EventTarget)); - - _this.timestampOffset_ = 0; - _this.pendingBuffers_ = []; - _this.bufferUpdating_ = false; - - _this.mediaSource_ = mediaSource; - _this.codecs_ = codecs; - _this.audioCodec_ = null; - _this.videoCodec_ = null; - _this.audioDisabled_ = false; - _this.appendAudioInitSegment_ = true; - _this.gopBuffer_ = []; - _this.timeMapping_ = 0; - _this.safeAppend_ = videojs.browser.IE_VERSION >= 11; - - var options = { - remux: false, - alignGopsAtEnd: _this.safeAppend_ - }; - - _this.codecs_.forEach(function (codec) { - if (isAudioCodec(codec)) { - _this.audioCodec_ = codec; - } else if (isVideoCodec(codec)) { - _this.videoCodec_ = codec; - } - }); - - // append muxed segments to their respective native buffers as - // soon as they are available - _this.transmuxer_ = new TransmuxWorker(); - _this.transmuxer_.postMessage({ action: 'init', options: options }); - - _this.transmuxer_.onmessage = function (event) { - if (event.data.action === 'data') { - return _this.data_(event); - } - - if (event.data.action === 'done') { - return _this.done_(event); - } - - if (event.data.action === 'gopInfo') { - return _this.appendGopInfo_(event); - } - }; - - // this timestampOffset is a property with the side-effect of resetting - // baseMediaDecodeTime in the transmuxer on the setter - Object.defineProperty(_this, 'timestampOffset', { - get: function get$$1() { - return this.timestampOffset_; - }, - set: function set$$1(val) { - if (typeof val === 'number' && val >= 0) { - this.timestampOffset_ = val; - this.appendAudioInitSegment_ = true; - - // reset gop buffer on timestampoffset as this signals a change in timeline - this.gopBuffer_.length = 0; - this.timeMapping_ = 0; - - // We have to tell the transmuxer to set the baseMediaDecodeTime to - // the desired timestampOffset for the next segment - this.transmuxer_.postMessage({ - action: 'setTimestampOffset', - timestampOffset: val - }); - } - } - }); - - // setting the append window affects both source buffers - Object.defineProperty(_this, 'appendWindowStart', { - get: function get$$1() { - return (this.videoBuffer_ || this.audioBuffer_).appendWindowStart; - }, - set: function set$$1(start) { - if (this.videoBuffer_) { - this.videoBuffer_.appendWindowStart = start; - } - if (this.audioBuffer_) { - this.audioBuffer_.appendWindowStart = start; - } - } - }); - - // this buffer is "updating" if either of its native buffers are - Object.defineProperty(_this, 'updating', { - get: function get$$1() { - return !!(this.bufferUpdating_ || !this.audioDisabled_ && this.audioBuffer_ && this.audioBuffer_.updating || this.videoBuffer_ && this.videoBuffer_.updating); - } - }); - - // the buffered property is the intersection of the buffered - // ranges of the native source buffers - Object.defineProperty(_this, 'buffered', { - get: function get$$1() { - var start = null; - var end = null; - var arity = 0; - var extents = []; - var ranges = []; - - // neither buffer has been created yet - if (!this.videoBuffer_ && !this.audioBuffer_) { - return videojs.createTimeRange(); - } - - // only one buffer is configured - if (!this.videoBuffer_) { - return this.audioBuffer_.buffered; - } - if (!this.audioBuffer_) { - return this.videoBuffer_.buffered; - } - - // both buffers are configured - if (this.audioDisabled_) { - return this.videoBuffer_.buffered; - } - - // both buffers are empty - if (this.videoBuffer_.buffered.length === 0 && this.audioBuffer_.buffered.length === 0) { - return videojs.createTimeRange(); - } - - // Handle the case where we have both buffers and create an - // intersection of the two - var videoBuffered = this.videoBuffer_.buffered; - var audioBuffered = this.audioBuffer_.buffered; - var count = videoBuffered.length; - - // A) Gather up all start and end times - while (count--) { - extents.push({ time: videoBuffered.start(count), type: 'start' }); - extents.push({ time: videoBuffered.end(count), type: 'end' }); - } - count = audioBuffered.length; - while (count--) { - extents.push({ time: audioBuffered.start(count), type: 'start' }); - extents.push({ time: audioBuffered.end(count), type: 'end' }); - } - // B) Sort them by time - extents.sort(function (a, b) { - return a.time - b.time; - }); - - // C) Go along one by one incrementing arity for start and decrementing - // arity for ends - for (count = 0; count < extents.length; count++) { - if (extents[count].type === 'start') { - arity++; - - // D) If arity is ever incremented to 2 we are entering an - // overlapping range - if (arity === 2) { - start = extents[count].time; - } - } else if (extents[count].type === 'end') { - arity--; - - // E) If arity is ever decremented to 1 we leaving an - // overlapping range - if (arity === 1) { - end = extents[count].time; - } - } - - // F) Record overlapping ranges - if (start !== null && end !== null) { - ranges.push([start, end]); - start = null; - end = null; - } - } - - return videojs.createTimeRanges(ranges); - } - }); - return _this; - } - - /** - * When we get a data event from the transmuxer - * we call this function and handle the data that - * was sent to us - * - * @private - * @param {Event} event the data event from the transmuxer - */ - - - createClass(VirtualSourceBuffer, [{ - key: 'data_', - value: function data_(event) { - var segment = event.data.segment; - - // Cast ArrayBuffer to TypedArray - segment.data = new Uint8Array(segment.data, event.data.byteOffset, event.data.byteLength); - - segment.initSegment = new Uint8Array(segment.initSegment.data, segment.initSegment.byteOffset, segment.initSegment.byteLength); - - createTextTracksIfNecessary(this, this.mediaSource_, segment); - - // Add the segments to the pendingBuffers array - this.pendingBuffers_.push(segment); - return; - } - - /** - * When we get a done event from the transmuxer - * we call this function and we process all - * of the pending data that we have been saving in the - * data_ function - * - * @private - * @param {Event} event the done event from the transmuxer - */ - - }, { - key: 'done_', - value: function done_(event) { - // Don't process and append data if the mediaSource is closed - if (this.mediaSource_.readyState === 'closed') { - this.pendingBuffers_.length = 0; - return; - } - - // All buffers should have been flushed from the muxer - // start processing anything we have received - this.processPendingSegments_(); - return; - } - - /** - * Create our internal native audio/video source buffers and add - * event handlers to them with the following conditions: - * 1. they do not already exist on the mediaSource - * 2. this VSB has a codec for them - * - * @private - */ - - }, { - key: 'createRealSourceBuffers_', - value: function createRealSourceBuffers_() { - var _this2 = this; - - var types = ['audio', 'video']; - - types.forEach(function (type) { - // Don't create a SourceBuffer of this type if we don't have a - // codec for it - if (!_this2[type + 'Codec_']) { - return; - } - - // Do nothing if a SourceBuffer of this type already exists - if (_this2[type + 'Buffer_']) { - return; - } - - var buffer = null; - - // If the mediasource already has a SourceBuffer for the codec - // use that - if (_this2.mediaSource_[type + 'Buffer_']) { - buffer = _this2.mediaSource_[type + 'Buffer_']; - // In multiple audio track cases, the audio source buffer is disabled - // on the main VirtualSourceBuffer by the HTMLMediaSource much earlier - // than createRealSourceBuffers_ is called to create the second - // VirtualSourceBuffer because that happens as a side-effect of - // videojs-contrib-hls starting the audioSegmentLoader. As a result, - // the audioBuffer is essentially "ownerless" and no one will toggle - // the `updating` state back to false once the `updateend` event is received - // - // Setting `updating` to false manually will work around this - // situation and allow work to continue - buffer.updating = false; - } else { - var codecProperty = type + 'Codec_'; - var mimeType = type + '/mp4;codecs="' + _this2[codecProperty] + '"'; - - buffer = makeWrappedSourceBuffer(_this2.mediaSource_.nativeMediaSource_, mimeType); - - _this2.mediaSource_[type + 'Buffer_'] = buffer; - } - - _this2[type + 'Buffer_'] = buffer; - - // Wire up the events to the SourceBuffer - ['update', 'updatestart', 'updateend'].forEach(function (event) { - buffer.addEventListener(event, function () { - // if audio is disabled - if (type === 'audio' && _this2.audioDisabled_) { - return; - } - - if (event === 'updateend') { - _this2[type + 'Buffer_'].updating = false; - } - - var shouldTrigger = types.every(function (t) { - // skip checking audio's updating status if audio - // is not enabled - if (t === 'audio' && _this2.audioDisabled_) { - return true; - } - // if the other type if updating we don't trigger - if (type !== t && _this2[t + 'Buffer_'] && _this2[t + 'Buffer_'].updating) { - return false; - } - return true; - }); - - if (shouldTrigger) { - return _this2.trigger(event); - } - }); - }); - }); - } - - /** - * Emulate the native mediasource function, but our function will - * send all of the proposed segments to the transmuxer so that we - * can transmux them before we append them to our internal - * native source buffers in the correct format. - * - * @link https://developer.mozilla.org/en-US/docs/Web/API/SourceBuffer/appendBuffer - * @param {Uint8Array} segment the segment to append to the buffer - */ - - }, { - key: 'appendBuffer', - value: function appendBuffer(segment) { - // Start the internal "updating" state - this.bufferUpdating_ = true; - - if (this.audioBuffer_ && this.audioBuffer_.buffered.length) { - var audioBuffered = this.audioBuffer_.buffered; - - this.transmuxer_.postMessage({ - action: 'setAudioAppendStart', - appendStart: audioBuffered.end(audioBuffered.length - 1) - }); - } - - if (this.videoBuffer_) { - this.transmuxer_.postMessage({ - action: 'alignGopsWith', - gopsToAlignWith: gopsSafeToAlignWith(this.gopBuffer_, this.mediaSource_.player_, this.timeMapping_) - }); - } - - this.transmuxer_.postMessage({ - action: 'push', - // Send the typed-array of data as an ArrayBuffer so that - // it can be sent as a "Transferable" and avoid the costly - // memory copy - data: segment.buffer, - - // To recreate the original typed-array, we need information - // about what portion of the ArrayBuffer it was a view into - byteOffset: segment.byteOffset, - byteLength: segment.byteLength - }, [segment.buffer]); - this.transmuxer_.postMessage({ action: 'flush' }); - } - - /** - * Appends gop information (timing and byteLength) received by the transmuxer for the - * gops appended in the last call to appendBuffer - * - * @param {Event} event - * The gopInfo event from the transmuxer - * @param {Array} event.data.gopInfo - * List of gop info to append - */ - - }, { - key: 'appendGopInfo_', - value: function appendGopInfo_(event) { - this.gopBuffer_ = updateGopBuffer(this.gopBuffer_, event.data.gopInfo, this.safeAppend_); - } - - /** - * Emulate the native mediasource function and remove parts - * of the buffer from any of our internal buffers that exist - * - * @link https://developer.mozilla.org/en-US/docs/Web/API/SourceBuffer/remove - * @param {Double} start position to start the remove at - * @param {Double} end position to end the remove at - */ - - }, { - key: 'remove', - value: function remove(start, end) { - if (this.videoBuffer_) { - this.videoBuffer_.updating = true; - this.videoBuffer_.remove(start, end); - this.gopBuffer_ = removeGopBuffer(this.gopBuffer_, start, end, this.timeMapping_); - } - if (!this.audioDisabled_ && this.audioBuffer_) { - this.audioBuffer_.updating = true; - this.audioBuffer_.remove(start, end); - } - - // Remove Metadata Cues (id3) - removeCuesFromTrack(start, end, this.metadataTrack_); - - // Remove Any Captions - if (this.inbandTextTracks_) { - for (var track in this.inbandTextTracks_) { - removeCuesFromTrack(start, end, this.inbandTextTracks_[track]); - } - } - } - - /** - * Process any segments that the muxer has output - * Concatenate segments together based on type and append them into - * their respective sourceBuffers - * - * @private - */ - - }, { - key: 'processPendingSegments_', - value: function processPendingSegments_() { - var sortedSegments = { - video: { - segments: [], - bytes: 0 - }, - audio: { - segments: [], - bytes: 0 - }, - captions: [], - metadata: [] - }; - - // Sort segments into separate video/audio arrays and - // keep track of their total byte lengths - sortedSegments = this.pendingBuffers_.reduce(function (segmentObj, segment) { - var type = segment.type; - var data = segment.data; - var initSegment = segment.initSegment; - - segmentObj[type].segments.push(data); - segmentObj[type].bytes += data.byteLength; - - segmentObj[type].initSegment = initSegment; - - // Gather any captions into a single array - if (segment.captions) { - segmentObj.captions = segmentObj.captions.concat(segment.captions); - } - - if (segment.info) { - segmentObj[type].info = segment.info; - } - - // Gather any metadata into a single array - if (segment.metadata) { - segmentObj.metadata = segmentObj.metadata.concat(segment.metadata); - } - - return segmentObj; - }, sortedSegments); - - // Create the real source buffers if they don't exist by now since we - // finally are sure what tracks are contained in the source - if (!this.videoBuffer_ && !this.audioBuffer_) { - // Remove any codecs that may have been specified by default but - // are no longer applicable now - if (sortedSegments.video.bytes === 0) { - this.videoCodec_ = null; - } - if (sortedSegments.audio.bytes === 0) { - this.audioCodec_ = null; - } - - this.createRealSourceBuffers_(); - } - - if (sortedSegments.audio.info) { - this.mediaSource_.trigger({ type: 'audioinfo', info: sortedSegments.audio.info }); - } - if (sortedSegments.video.info) { - this.mediaSource_.trigger({ type: 'videoinfo', info: sortedSegments.video.info }); - } - - if (this.appendAudioInitSegment_) { - if (!this.audioDisabled_ && this.audioBuffer_) { - sortedSegments.audio.segments.unshift(sortedSegments.audio.initSegment); - sortedSegments.audio.bytes += sortedSegments.audio.initSegment.byteLength; - } - this.appendAudioInitSegment_ = false; - } - - var triggerUpdateend = false; - - // Merge multiple video and audio segments into one and append - if (this.videoBuffer_ && sortedSegments.video.bytes) { - sortedSegments.video.segments.unshift(sortedSegments.video.initSegment); - sortedSegments.video.bytes += sortedSegments.video.initSegment.byteLength; - this.concatAndAppendSegments_(sortedSegments.video, this.videoBuffer_); - // TODO: are video tracks the only ones with text tracks? - addTextTrackData(this, sortedSegments.captions, sortedSegments.metadata); - } else if (this.videoBuffer_ && (this.audioDisabled_ || !this.audioBuffer_)) { - // The transmuxer did not return any bytes of video, meaning it was all trimmed - // for gop alignment. Since we have a video buffer and audio is disabled, updateend - // will never be triggered by this source buffer, which will cause contrib-hls - // to be stuck forever waiting for updateend. If audio is not disabled, updateend - // will be triggered by the audio buffer, which will be sent upwards since the video - // buffer will not be in an updating state. - triggerUpdateend = true; - } - - if (!this.audioDisabled_ && this.audioBuffer_) { - this.concatAndAppendSegments_(sortedSegments.audio, this.audioBuffer_); - } - - this.pendingBuffers_.length = 0; - - if (triggerUpdateend) { - this.trigger('updateend'); - } - - // We are no longer in the internal "updating" state - this.bufferUpdating_ = false; - } - - /** - * Combine all segments into a single Uint8Array and then append them - * to the destination buffer - * - * @param {Object} segmentObj - * @param {SourceBuffer} destinationBuffer native source buffer to append data to - * @private - */ - - }, { - key: 'concatAndAppendSegments_', - value: function concatAndAppendSegments_(segmentObj, destinationBuffer) { - var offset = 0; - var tempBuffer = void 0; - - if (segmentObj.bytes) { - tempBuffer = new Uint8Array(segmentObj.bytes); - - // Combine the individual segments into one large typed-array - segmentObj.segments.forEach(function (segment) { - tempBuffer.set(segment, offset); - offset += segment.byteLength; - }); - - try { - destinationBuffer.updating = true; - destinationBuffer.appendBuffer(tempBuffer); - } catch (error) { - if (this.mediaSource_.player_) { - this.mediaSource_.player_.error({ - code: -3, - type: 'APPEND_BUFFER_ERR', - message: error.message, - originalError: error - }); - } - } - } - } - - /** - * Emulate the native mediasource function. abort any soureBuffer - * actions and throw out any un-appended data. - * - * @link https://developer.mozilla.org/en-US/docs/Web/API/SourceBuffer/abort - */ - - }, { - key: 'abort', - value: function abort() { - if (this.videoBuffer_) { - this.videoBuffer_.abort(); - } - if (!this.audioDisabled_ && this.audioBuffer_) { - this.audioBuffer_.abort(); - } - if (this.transmuxer_) { - this.transmuxer_.postMessage({ action: 'reset' }); - } - this.pendingBuffers_.length = 0; - this.bufferUpdating_ = false; - } - }]); - return VirtualSourceBuffer; - }(videojs.EventTarget); - - /** - * @file html-media-source.js - */ - - /** - * Our MediaSource implementation in HTML, mimics native - * MediaSource where/if possible. - * - * @link https://developer.mozilla.org/en-US/docs/Web/API/MediaSource - * @class HtmlMediaSource - * @extends videojs.EventTarget - */ - - var HtmlMediaSource = function (_videojs$EventTarget) { - inherits$1(HtmlMediaSource, _videojs$EventTarget); - - function HtmlMediaSource() { - classCallCheck$1(this, HtmlMediaSource); - - var _this = possibleConstructorReturn$1(this, (HtmlMediaSource.__proto__ || Object.getPrototypeOf(HtmlMediaSource)).call(this)); - - var property = void 0; - - _this.nativeMediaSource_ = new window_1.MediaSource(); - // delegate to the native MediaSource's methods by default - for (property in _this.nativeMediaSource_) { - if (!(property in HtmlMediaSource.prototype) && typeof _this.nativeMediaSource_[property] === 'function') { - _this[property] = _this.nativeMediaSource_[property].bind(_this.nativeMediaSource_); - } - } - - // emulate `duration` and `seekable` until seeking can be - // handled uniformly for live streams - // see https://github.com/w3c/media-source/issues/5 - _this.duration_ = NaN; - Object.defineProperty(_this, 'duration', { - get: function get$$1() { - if (this.duration_ === Infinity) { - return this.duration_; - } - return this.nativeMediaSource_.duration; - }, - set: function set$$1(duration) { - this.duration_ = duration; - if (duration !== Infinity) { - this.nativeMediaSource_.duration = duration; - return; - } - } - }); - Object.defineProperty(_this, 'seekable', { - get: function get$$1() { - if (this.duration_ === Infinity) { - return videojs.createTimeRanges([[0, this.nativeMediaSource_.duration]]); - } - return this.nativeMediaSource_.seekable; - } - }); - - Object.defineProperty(_this, 'readyState', { - get: function get$$1() { - return this.nativeMediaSource_.readyState; - } - }); - - Object.defineProperty(_this, 'activeSourceBuffers', { - get: function get$$1() { - return this.activeSourceBuffers_; - } - }); - - // the list of virtual and native SourceBuffers created by this - // MediaSource - _this.sourceBuffers = []; - - _this.activeSourceBuffers_ = []; - - /** - * update the list of active source buffers based upon various - * imformation from HLS and video.js - * - * @private - */ - _this.updateActiveSourceBuffers_ = function () { - // Retain the reference but empty the array - _this.activeSourceBuffers_.length = 0; - - // If there is only one source buffer, then it will always be active and audio will - // be disabled based on the codec of the source buffer - if (_this.sourceBuffers.length === 1) { - var sourceBuffer = _this.sourceBuffers[0]; - - sourceBuffer.appendAudioInitSegment_ = true; - sourceBuffer.audioDisabled_ = !sourceBuffer.audioCodec_; - _this.activeSourceBuffers_.push(sourceBuffer); - return; - } - - // There are 2 source buffers, a combined (possibly video only) source buffer and - // and an audio only source buffer. - // By default, the audio in the combined virtual source buffer is enabled - // and the audio-only source buffer (if it exists) is disabled. - var disableCombined = false; - var disableAudioOnly = true; - - // TODO: maybe we can store the sourcebuffers on the track objects? - // safari may do something like this - for (var i = 0; i < _this.player_.audioTracks().length; i++) { - var track = _this.player_.audioTracks()[i]; - - if (track.enabled && track.kind !== 'main') { - // The enabled track is an alternate audio track so disable the audio in - // the combined source buffer and enable the audio-only source buffer. - disableCombined = true; - disableAudioOnly = false; - break; - } - } - - _this.sourceBuffers.forEach(function (sourceBuffer, index) { - /* eslinst-disable */ - // TODO once codecs are required, we can switch to using the codecs to determine - // what stream is the video stream, rather than relying on videoTracks - /* eslinst-enable */ - - sourceBuffer.appendAudioInitSegment_ = true; - - if (sourceBuffer.videoCodec_ && sourceBuffer.audioCodec_) { - // combined - sourceBuffer.audioDisabled_ = disableCombined; - } else if (sourceBuffer.videoCodec_ && !sourceBuffer.audioCodec_) { - // If the "combined" source buffer is video only, then we do not want - // disable the audio-only source buffer (this is mostly for demuxed - // audio and video hls) - sourceBuffer.audioDisabled_ = true; - disableAudioOnly = false; - } else if (!sourceBuffer.videoCodec_ && sourceBuffer.audioCodec_) { - // audio only - // In the case of audio only with alternate audio and disableAudioOnly is true - // this means we want to disable the audio on the alternate audio sourcebuffer - // but not the main "combined" source buffer. The "combined" source buffer is - // always at index 0, so this ensures audio won't be disabled in both source - // buffers. - sourceBuffer.audioDisabled_ = index ? disableAudioOnly : !disableAudioOnly; - if (sourceBuffer.audioDisabled_) { - return; - } - } - - _this.activeSourceBuffers_.push(sourceBuffer); - }); - }; - - _this.onPlayerMediachange_ = function () { - _this.sourceBuffers.forEach(function (sourceBuffer) { - sourceBuffer.appendAudioInitSegment_ = true; - }); - }; - - _this.onHlsReset_ = function () { - _this.sourceBuffers.forEach(function (sourceBuffer) { - if (sourceBuffer.transmuxer_) { - sourceBuffer.transmuxer_.postMessage({ action: 'resetCaptions' }); - } - }); - }; - - _this.onHlsSegmentTimeMapping_ = function (event) { - _this.sourceBuffers.forEach(function (buffer) { - return buffer.timeMapping_ = event.mapping; - }); - }; - - // Re-emit MediaSource events on the polyfill - ['sourceopen', 'sourceclose', 'sourceended'].forEach(function (eventName) { - this.nativeMediaSource_.addEventListener(eventName, this.trigger.bind(this)); - }, _this); - - // capture the associated player when the MediaSource is - // successfully attached - _this.on('sourceopen', function (event) { - // Get the player this MediaSource is attached to - var video = document_1.querySelector('[src="' + _this.url_ + '"]'); - - if (!video) { - return; - } - - _this.player_ = videojs(video.parentNode); - - // hls-reset is fired by videojs.Hls on to the tech after the main SegmentLoader - // resets its state and flushes the buffer - _this.player_.tech_.on('hls-reset', _this.onHlsReset_); - // hls-segment-time-mapping is fired by videojs.Hls on to the tech after the main - // SegmentLoader inspects an MTS segment and has an accurate stream to display - // time mapping - _this.player_.tech_.on('hls-segment-time-mapping', _this.onHlsSegmentTimeMapping_); - - if (_this.player_.audioTracks && _this.player_.audioTracks()) { - _this.player_.audioTracks().on('change', _this.updateActiveSourceBuffers_); - _this.player_.audioTracks().on('addtrack', _this.updateActiveSourceBuffers_); - _this.player_.audioTracks().on('removetrack', _this.updateActiveSourceBuffers_); - } - - _this.player_.on('mediachange', _this.onPlayerMediachange_); - }); - - _this.on('sourceended', function (event) { - var duration = durationOfVideo(_this.duration); - - for (var i = 0; i < _this.sourceBuffers.length; i++) { - var sourcebuffer = _this.sourceBuffers[i]; - var cues = sourcebuffer.metadataTrack_ && sourcebuffer.metadataTrack_.cues; - - if (cues && cues.length) { - cues[cues.length - 1].endTime = duration; - } - } - }); - - // explicitly terminate any WebWorkers that were created - // by SourceHandlers - _this.on('sourceclose', function (event) { - this.sourceBuffers.forEach(function (sourceBuffer) { - if (sourceBuffer.transmuxer_) { - sourceBuffer.transmuxer_.terminate(); - } - }); - - this.sourceBuffers.length = 0; - if (!this.player_) { - return; - } - - if (this.player_.audioTracks && this.player_.audioTracks()) { - this.player_.audioTracks().off('change', this.updateActiveSourceBuffers_); - this.player_.audioTracks().off('addtrack', this.updateActiveSourceBuffers_); - this.player_.audioTracks().off('removetrack', this.updateActiveSourceBuffers_); - } - - // We can only change this if the player hasn't been disposed of yet - // because `off` eventually tries to use the el_ property. If it has - // been disposed of, then don't worry about it because there are no - // event handlers left to unbind anyway - if (this.player_.el_) { - this.player_.off('mediachange', this.onPlayerMediachange_); - this.player_.tech_.off('hls-reset', this.onHlsReset_); - this.player_.tech_.off('hls-segment-time-mapping', this.onHlsSegmentTimeMapping_); - } - }); - return _this; - } - - /** - * Add a range that that can now be seeked to. - * - * @param {Double} start where to start the addition - * @param {Double} end where to end the addition - * @private - */ - - - createClass(HtmlMediaSource, [{ - key: 'addSeekableRange_', - value: function addSeekableRange_(start, end) { - var error = void 0; - - if (this.duration !== Infinity) { - error = new Error('MediaSource.addSeekableRange() can only be invoked ' + 'when the duration is Infinity'); - error.name = 'InvalidStateError'; - error.code = 11; - throw error; - } - - if (end > this.nativeMediaSource_.duration || isNaN(this.nativeMediaSource_.duration)) { - this.nativeMediaSource_.duration = end; - } - } - - /** - * Add a source buffer to the media source. - * - * @link https://developer.mozilla.org/en-US/docs/Web/API/MediaSource/addSourceBuffer - * @param {String} type the content-type of the content - * @return {Object} the created source buffer - */ - - }, { - key: 'addSourceBuffer', - value: function addSourceBuffer(type) { - var buffer = void 0; - var parsedType = parseContentType(type); - - // Create a VirtualSourceBuffer to transmux MPEG-2 transport - // stream segments into fragmented MP4s - if (/^(video|audio)\/mp2t$/i.test(parsedType.type)) { - var codecs = []; - - if (parsedType.parameters && parsedType.parameters.codecs) { - codecs = parsedType.parameters.codecs.split(','); - codecs = translateLegacyCodecs(codecs); - codecs = codecs.filter(function (codec) { - return isAudioCodec(codec) || isVideoCodec(codec); - }); - } - - if (codecs.length === 0) { - codecs = ['avc1.4d400d', 'mp4a.40.2']; - } - - buffer = new VirtualSourceBuffer(this, codecs); - - if (this.sourceBuffers.length !== 0) { - // If another VirtualSourceBuffer already exists, then we are creating a - // SourceBuffer for an alternate audio track and therefore we know that - // the source has both an audio and video track. - // That means we should trigger the manual creation of the real - // SourceBuffers instead of waiting for the transmuxer to return data - this.sourceBuffers[0].createRealSourceBuffers_(); - buffer.createRealSourceBuffers_(); - - // Automatically disable the audio on the first source buffer if - // a second source buffer is ever created - this.sourceBuffers[0].audioDisabled_ = true; - } - } else { - // delegate to the native implementation - buffer = this.nativeMediaSource_.addSourceBuffer(type); - } - - this.sourceBuffers.push(buffer); - return buffer; - } - }]); - return HtmlMediaSource; - }(videojs.EventTarget); - - /** - * @file videojs-contrib-media-sources.js - */ - var urlCount = 0; - - // ------------ - // Media Source - // ------------ - - // store references to the media sources so they can be connected - // to a video element (a swf object) - // TODO: can we store this somewhere local to this module? - videojs.mediaSources = {}; - - /** - * Provide a method for a swf object to notify JS that a - * media source is now open. - * - * @param {String} msObjectURL string referencing the MSE Object URL - * @param {String} swfId the swf id - */ - var open = function open(msObjectURL, swfId) { - var mediaSource = videojs.mediaSources[msObjectURL]; - - if (mediaSource) { - mediaSource.trigger({ type: 'sourceopen', swfId: swfId }); - } else { - throw new Error('Media Source not found (Video.js)'); - } - }; - - /** - * Check to see if the native MediaSource object exists and supports - * an MP4 container with both H.264 video and AAC-LC audio. - * - * @return {Boolean} if native media sources are supported - */ - var supportsNativeMediaSources = function supportsNativeMediaSources() { - return !!window_1.MediaSource && !!window_1.MediaSource.isTypeSupported && window_1.MediaSource.isTypeSupported('video/mp4;codecs="avc1.4d400d,mp4a.40.2"'); - }; - - /** - * An emulation of the MediaSource API so that we can support - * native and non-native functionality. returns an instance of - * HtmlMediaSource. - * - * @link https://developer.mozilla.org/en-US/docs/Web/API/MediaSource/MediaSource - */ - var MediaSource = function MediaSource() { - this.MediaSource = { - open: open, - supportsNativeMediaSources: supportsNativeMediaSources - }; - - if (supportsNativeMediaSources()) { - return new HtmlMediaSource(); - } - - throw new Error('Cannot use create a virtual MediaSource for this video'); - }; - - MediaSource.open = open; - MediaSource.supportsNativeMediaSources = supportsNativeMediaSources; - - /** - * A wrapper around the native URL for our MSE object - * implementation, this object is exposed under videojs.URL - * - * @link https://developer.mozilla.org/en-US/docs/Web/API/URL/URL - */ - var URL$1 = { - /** - * A wrapper around the native createObjectURL for our objects. - * This function maps a native or emulated mediaSource to a blob - * url so that it can be loaded into video.js - * - * @link https://developer.mozilla.org/en-US/docs/Web/API/URL/createObjectURL - * @param {MediaSource} object the object to create a blob url to - */ - createObjectURL: function createObjectURL(object) { - var objectUrlPrefix = 'blob:vjs-media-source/'; - var url = void 0; - - // use the native MediaSource to generate an object URL - if (object instanceof HtmlMediaSource) { - url = window_1.URL.createObjectURL(object.nativeMediaSource_); - object.url_ = url; - return url; - } - // if the object isn't an emulated MediaSource, delegate to the - // native implementation - if (!(object instanceof HtmlMediaSource)) { - url = window_1.URL.createObjectURL(object); - object.url_ = url; - return url; - } - - // build a URL that can be used to map back to the emulated - // MediaSource - url = objectUrlPrefix + urlCount; - - urlCount++; - - // setup the mapping back to object - videojs.mediaSources[url] = object; - - return url; - } - }; - - videojs.MediaSource = MediaSource; - videojs.URL = URL$1; - - /** - * mpd-parser - * @version 0.6.0 - * @copyright 2018 Brightcove, Inc - * @license Apache-2.0 - */ - - var formatAudioPlaylist = function formatAudioPlaylist(_ref) { - var attributes = _ref.attributes, - segments = _ref.segments; - - var playlist = { - attributes: defineProperty({ - NAME: attributes.id, - BANDWIDTH: attributes.bandwidth, - CODECS: attributes.codecs - }, 'PROGRAM-ID', 1), - uri: '', - endList: (attributes.type || 'static') === 'static', - timeline: attributes.periodIndex, - resolvedUri: '', - targetDuration: attributes.duration, - segments: segments, - mediaSequence: segments.length ? segments[0].number : 1 - }; - - if (attributes.contentProtection) { - playlist.contentProtection = attributes.contentProtection; - } - - return playlist; - }; - - var formatVttPlaylist = function formatVttPlaylist(_ref2) { - var attributes = _ref2.attributes, - segments = _ref2.segments; - - if (typeof segments === 'undefined') { - // vtt tracks may use single file in BaseURL - segments = [{ - uri: attributes.baseUrl, - timeline: attributes.periodIndex, - resolvedUri: attributes.baseUrl || '', - duration: attributes.sourceDuration, - number: 0 - }]; - // targetDuration should be the same duration as the only segment - attributes.duration = attributes.sourceDuration; - } - return { - attributes: defineProperty({ - NAME: attributes.id, - BANDWIDTH: attributes.bandwidth - }, 'PROGRAM-ID', 1), - uri: '', - endList: (attributes.type || 'static') === 'static', - timeline: attributes.periodIndex, - resolvedUri: attributes.baseUrl || '', - targetDuration: attributes.duration, - segments: segments, - mediaSequence: segments.length ? segments[0].number : 1 - }; - }; - - var organizeAudioPlaylists = function organizeAudioPlaylists(playlists) { - return playlists.reduce(function (a, playlist) { - var role = playlist.attributes.role && playlist.attributes.role.value || 'main'; - var language = playlist.attributes.lang || ''; - - var label = 'main'; - - if (language) { - label = playlist.attributes.lang + ' (' + role + ')'; - } - - // skip if we already have the highest quality audio for a language - if (a[label] && a[label].playlists[0].attributes.BANDWIDTH > playlist.attributes.bandwidth) { - return a; - } - - a[label] = { - language: language, - autoselect: true, - default: role === 'main', - playlists: [formatAudioPlaylist(playlist)], - uri: '' - }; - - return a; - }, {}); - }; - - var organizeVttPlaylists = function organizeVttPlaylists(playlists) { - return playlists.reduce(function (a, playlist) { - var label = playlist.attributes.lang || 'text'; - - // skip if we already have subtitles - if (a[label]) { - return a; - } - - a[label] = { - language: label, - default: false, - autoselect: false, - playlists: [formatVttPlaylist(playlist)], - uri: '' - }; - - return a; - }, {}); - }; - - var formatVideoPlaylist = function formatVideoPlaylist(_ref3) { - var attributes = _ref3.attributes, - segments = _ref3.segments; - - var playlist = { - attributes: defineProperty({ - NAME: attributes.id, - AUDIO: 'audio', - SUBTITLES: 'subs', - RESOLUTION: { - width: attributes.width, - height: attributes.height - }, - CODECS: attributes.codecs, - BANDWIDTH: attributes.bandwidth - }, 'PROGRAM-ID', 1), - uri: '', - endList: (attributes.type || 'static') === 'static', - timeline: attributes.periodIndex, - resolvedUri: '', - targetDuration: attributes.duration, - segments: segments, - mediaSequence: segments.length ? segments[0].number : 1 - }; - - if (attributes.contentProtection) { - playlist.contentProtection = attributes.contentProtection; - } - - return playlist; - }; - - var toM3u8 = function toM3u8(dashPlaylists) { - var _mediaGroups; - - if (!dashPlaylists.length) { - return {}; - } - - // grab all master attributes - var _dashPlaylists$0$attr = dashPlaylists[0].attributes, - duration = _dashPlaylists$0$attr.sourceDuration, - _dashPlaylists$0$attr2 = _dashPlaylists$0$attr.minimumUpdatePeriod, - minimumUpdatePeriod = _dashPlaylists$0$attr2 === undefined ? 0 : _dashPlaylists$0$attr2; - - - var videoOnly = function videoOnly(_ref4) { - var attributes = _ref4.attributes; - return attributes.mimeType === 'video/mp4' || attributes.contentType === 'video'; - }; - var audioOnly = function audioOnly(_ref5) { - var attributes = _ref5.attributes; - return attributes.mimeType === 'audio/mp4' || attributes.contentType === 'audio'; - }; - var vttOnly = function vttOnly(_ref6) { - var attributes = _ref6.attributes; - return attributes.mimeType === 'text/vtt' || attributes.contentType === 'text'; - }; - - var videoPlaylists = dashPlaylists.filter(videoOnly).map(formatVideoPlaylist); - var audioPlaylists = dashPlaylists.filter(audioOnly); - var vttPlaylists = dashPlaylists.filter(vttOnly); - - var master = { - allowCache: true, - discontinuityStarts: [], - segments: [], - endList: true, - mediaGroups: (_mediaGroups = { - AUDIO: {}, - VIDEO: {} - }, defineProperty(_mediaGroups, 'CLOSED-CAPTIONS', {}), defineProperty(_mediaGroups, 'SUBTITLES', {}), _mediaGroups), - uri: '', - duration: duration, - playlists: videoPlaylists, - minimumUpdatePeriod: minimumUpdatePeriod * 1000 - }; - - if (audioPlaylists.length) { - master.mediaGroups.AUDIO.audio = organizeAudioPlaylists(audioPlaylists); - } - - if (vttPlaylists.length) { - master.mediaGroups.SUBTITLES.subs = organizeVttPlaylists(vttPlaylists); - } - - return master; - }; - - var isObject = function isObject(obj) { - return !!obj && typeof obj === 'object'; - }; - - var merge = function merge() { - for (var _len = arguments.length, objects = Array(_len), _key = 0; _key < _len; _key++) { - objects[_key] = arguments[_key]; - } - - return objects.reduce(function (result, source) { - - Object.keys(source).forEach(function (key) { - - if (Array.isArray(result[key]) && Array.isArray(source[key])) { - result[key] = result[key].concat(source[key]); - } else if (isObject(result[key]) && isObject(source[key])) { - result[key] = merge(result[key], source[key]); - } else { - result[key] = source[key]; - } - }); - return result; - }, {}); - }; - - var resolveUrl$1 = function resolveUrl(baseUrl, relativeUrl) { - // return early if we don't need to resolve - if (/^[a-z]+:/i.test(relativeUrl)) { - return relativeUrl; - } - - // if the base URL is relative then combine with the current location - if (!/\/\//i.test(baseUrl)) { - baseUrl = urlToolkit.buildAbsoluteURL(window_1.location.href, baseUrl); - } - - return urlToolkit.buildAbsoluteURL(baseUrl, relativeUrl); - }; - - /** - * @typedef {Object} SingleUri - * @property {string} uri - relative location of segment - * @property {string} resolvedUri - resolved location of segment - * @property {Object} byterange - Object containing information on how to make byte range - * requests following byte-range-spec per RFC2616. - * @property {String} byterange.length - length of range request - * @property {String} byterange.offset - byte offset of range request - * - * @see https://www.w3.org/Protocols/rfc2616/rfc2616-sec14.html#sec14.35.1 - */ - - /** - * Converts a URLType node (5.3.9.2.3 Table 13) to a segment object - * that conforms to how m3u8-parser is structured - * - * @see https://github.com/videojs/m3u8-parser - * - * @param {string} baseUrl - baseUrl provided by nodes - * @param {string} source - source url for segment - * @param {string} range - optional range used for range calls, follows - * @return {SingleUri} full segment information transformed into a format similar - * to m3u8-parser - */ - var urlTypeToSegment = function urlTypeToSegment(_ref7) { - var _ref7$baseUrl = _ref7.baseUrl, - baseUrl = _ref7$baseUrl === undefined ? '' : _ref7$baseUrl, - _ref7$source = _ref7.source, - source = _ref7$source === undefined ? '' : _ref7$source, - _ref7$range = _ref7.range, - range = _ref7$range === undefined ? '' : _ref7$range; - - var init = { - uri: source, - resolvedUri: resolveUrl$1(baseUrl || '', source) - }; - - if (range) { - var ranges = range.split('-'); - var startRange = parseInt(ranges[0], 10); - var endRange = parseInt(ranges[1], 10); - - init.byterange = { - length: endRange - startRange, - offset: startRange - }; - } - - return init; - }; - - /** - * Calculates the R (repetition) value for a live stream (for the final segment - * in a manifest where the r value is negative 1) - * - * @param {Object} attributes - * Object containing all inherited attributes from parent elements with attribute - * names as keys - * @param {number} time - * current time (typically the total time up until the final segment) - * @param {number} duration - * duration property for the given - * - * @return {number} - * R value to reach the end of the given period - */ - var getLiveRValue = function getLiveRValue(attributes, time, duration) { - var NOW = attributes.NOW, - clientOffset = attributes.clientOffset, - availabilityStartTime = attributes.availabilityStartTime, - _attributes$timescale = attributes.timescale, - timescale = _attributes$timescale === undefined ? 1 : _attributes$timescale, - _attributes$start = attributes.start, - start = _attributes$start === undefined ? 0 : _attributes$start, - _attributes$minimumUp = attributes.minimumUpdatePeriod, - minimumUpdatePeriod = _attributes$minimumUp === undefined ? 0 : _attributes$minimumUp; - - var now = (NOW + clientOffset) / 1000; - var periodStartWC = availabilityStartTime + start; - var periodEndWC = now + minimumUpdatePeriod; - var periodDuration = periodEndWC - periodStartWC; - - return Math.ceil((periodDuration * timescale - time) / duration); - }; - - /** - * Uses information provided by SegmentTemplate.SegmentTimeline to determine segment - * timing and duration - * - * @param {Object} attributes - * Object containing all inherited attributes from parent elements with attribute - * names as keys - * @param {Object[]} segmentTimeline - * List of objects representing the attributes of each S element contained within - * - * @return {{number: number, duration: number, time: number, timeline: number}[]} - * List of Objects with segment timing and duration info - */ - var parseByTimeline = function parseByTimeline(attributes, segmentTimeline) { - var _attributes$type = attributes.type, - type = _attributes$type === undefined ? 'static' : _attributes$type, - _attributes$minimumUp2 = attributes.minimumUpdatePeriod, - minimumUpdatePeriod = _attributes$minimumUp2 === undefined ? 0 : _attributes$minimumUp2, - _attributes$media = attributes.media, - media = _attributes$media === undefined ? '' : _attributes$media, - sourceDuration = attributes.sourceDuration, - _attributes$timescale2 = attributes.timescale, - timescale = _attributes$timescale2 === undefined ? 1 : _attributes$timescale2, - _attributes$startNumb = attributes.startNumber, - startNumber = _attributes$startNumb === undefined ? 1 : _attributes$startNumb, - timeline = attributes.periodIndex; - - var segments = []; - var time = -1; - - for (var sIndex = 0; sIndex < segmentTimeline.length; sIndex++) { - var S = segmentTimeline[sIndex]; - var duration = S.d; - var repeat = S.r || 0; - var segmentTime = S.t || 0; - - if (time < 0) { - // first segment - time = segmentTime; - } - - if (segmentTime && segmentTime > time) { - // discontinuity - - // TODO: How to handle this type of discontinuity - // timeline++ here would treat it like HLS discontuity and content would - // get appended without gap - // E.G. - // - // - // - // - // would have $Time$ values of [0, 1, 2, 5] - // should this be appened at time positions [0, 1, 2, 3],(#EXT-X-DISCONTINUITY) - // or [0, 1, 2, gap, gap, 5]? (#EXT-X-GAP) - // does the value of sourceDuration consider this when calculating arbitrary - // negative @r repeat value? - // E.G. Same elements as above with this added at the end - // - // with a sourceDuration of 10 - // Would the 2 gaps be included in the time duration calculations resulting in - // 8 segments with $Time$ values of [0, 1, 2, 5, 6, 7, 8, 9] or 10 segments - // with $Time$ values of [0, 1, 2, 5, 6, 7, 8, 9, 10, 11] ? - - time = segmentTime; - } - - var count = void 0; - - if (repeat < 0) { - var nextS = sIndex + 1; - - if (nextS === segmentTimeline.length) { - // last segment - if (type === 'dynamic' && minimumUpdatePeriod > 0 && media.indexOf('$Number$') > 0) { - count = getLiveRValue(attributes, time, duration); - } else { - // TODO: This may be incorrect depending on conclusion of TODO above - count = (sourceDuration * timescale - time) / duration; - } - } else { - count = (segmentTimeline[nextS].t - time) / duration; - } - } else { - count = repeat + 1; - } - - var end = startNumber + segments.length + count; - var number = startNumber + segments.length; - - while (number < end) { - segments.push({ number: number, duration: duration / timescale, time: time, timeline: timeline }); - time += duration; - number++; - } - } - - return segments; - }; - - var range = function range(start, end) { - var result = []; - - for (var i = start; i < end; i++) { - result.push(i); - } - - return result; - }; - - var flatten = function flatten(lists) { - return lists.reduce(function (x, y) { - return x.concat(y); - }, []); - }; - - var from = function from(list) { - if (!list.length) { - return []; - } - - var result = []; - - for (var i = 0; i < list.length; i++) { - result.push(list[i]); - } - - return result; - }; - - /** - * Functions for calculating the range of available segments in static and dynamic - * manifests. - */ - var segmentRange = { - /** - * Returns the entire range of available segments for a static MPD - * - * @param {Object} attributes - * Inheritied MPD attributes - * @return {{ start: number, end: number }} - * The start and end numbers for available segments - */ - static: function _static(attributes) { - var duration = attributes.duration, - _attributes$timescale3 = attributes.timescale, - timescale = _attributes$timescale3 === undefined ? 1 : _attributes$timescale3, - sourceDuration = attributes.sourceDuration; - - - return { - start: 0, - end: Math.ceil(sourceDuration / (duration / timescale)) - }; - }, - - - /** - * Returns the current live window range of available segments for a dynamic MPD - * - * @param {Object} attributes - * Inheritied MPD attributes - * @return {{ start: number, end: number }} - * The start and end numbers for available segments - */ - dynamic: function dynamic(attributes) { - var NOW = attributes.NOW, - clientOffset = attributes.clientOffset, - availabilityStartTime = attributes.availabilityStartTime, - _attributes$timescale4 = attributes.timescale, - timescale = _attributes$timescale4 === undefined ? 1 : _attributes$timescale4, - duration = attributes.duration, - _attributes$start2 = attributes.start, - start = _attributes$start2 === undefined ? 0 : _attributes$start2, - _attributes$minimumUp3 = attributes.minimumUpdatePeriod, - minimumUpdatePeriod = _attributes$minimumUp3 === undefined ? 0 : _attributes$minimumUp3, - _attributes$timeShift = attributes.timeShiftBufferDepth, - timeShiftBufferDepth = _attributes$timeShift === undefined ? Infinity : _attributes$timeShift; - - var now = (NOW + clientOffset) / 1000; - var periodStartWC = availabilityStartTime + start; - var periodEndWC = now + minimumUpdatePeriod; - var periodDuration = periodEndWC - periodStartWC; - var segmentCount = Math.ceil(periodDuration * timescale / duration); - var availableStart = Math.floor((now - periodStartWC - timeShiftBufferDepth) * timescale / duration); - var availableEnd = Math.floor((now - periodStartWC) * timescale / duration); - - return { - start: Math.max(0, availableStart), - end: Math.min(segmentCount, availableEnd) - }; - } - }; - - /** - * Maps a range of numbers to objects with information needed to build the corresponding - * segment list - * - * @name toSegmentsCallback - * @function - * @param {number} number - * Number of the segment - * @param {number} index - * Index of the number in the range list - * @return {{ number: Number, duration: Number, timeline: Number, time: Number }} - * Object with segment timing and duration info - */ - - /** - * Returns a callback for Array.prototype.map for mapping a range of numbers to - * information needed to build the segment list. - * - * @param {Object} attributes - * Inherited MPD attributes - * @return {toSegmentsCallback} - * Callback map function - */ - var toSegments = function toSegments(attributes) { - return function (number, index) { - var duration = attributes.duration, - _attributes$timescale5 = attributes.timescale, - timescale = _attributes$timescale5 === undefined ? 1 : _attributes$timescale5, - periodIndex = attributes.periodIndex, - _attributes$startNumb2 = attributes.startNumber, - startNumber = _attributes$startNumb2 === undefined ? 1 : _attributes$startNumb2; - - - return { - number: startNumber + number, - duration: duration / timescale, - timeline: periodIndex, - time: index * duration - }; - }; - }; - - /** - * Returns a list of objects containing segment timing and duration info used for - * building the list of segments. This uses the @duration attribute specified - * in the MPD manifest to derive the range of segments. - * - * @param {Object} attributes - * Inherited MPD attributes - * @return {{number: number, duration: number, time: number, timeline: number}[]} - * List of Objects with segment timing and duration info - */ - var parseByDuration = function parseByDuration(attributes) { - var _attributes$type2 = attributes.type, - type = _attributes$type2 === undefined ? 'static' : _attributes$type2, - duration = attributes.duration, - _attributes$timescale6 = attributes.timescale, - timescale = _attributes$timescale6 === undefined ? 1 : _attributes$timescale6, - sourceDuration = attributes.sourceDuration; - - var _segmentRange$type = segmentRange[type](attributes), - start = _segmentRange$type.start, - end = _segmentRange$type.end; - - var segments = range(start, end).map(toSegments(attributes)); - - if (type === 'static') { - var index = segments.length - 1; - - // final segment may be less than full segment duration - segments[index].duration = sourceDuration - duration / timescale * index; - } - - return segments; - }; - - var identifierPattern = /\$([A-z]*)(?:(%0)([0-9]+)d)?\$/g; - - /** - * Replaces template identifiers with corresponding values. To be used as the callback - * for String.prototype.replace - * - * @name replaceCallback - * @function - * @param {string} match - * Entire match of identifier - * @param {string} identifier - * Name of matched identifier - * @param {string} format - * Format tag string. Its presence indicates that padding is expected - * @param {string} width - * Desired length of the replaced value. Values less than this width shall be left - * zero padded - * @return {string} - * Replacement for the matched identifier - */ - - /** - * Returns a function to be used as a callback for String.prototype.replace to replace - * template identifiers - * - * @param {Obect} values - * Object containing values that shall be used to replace known identifiers - * @param {number} values.RepresentationID - * Value of the Representation@id attribute - * @param {number} values.Number - * Number of the corresponding segment - * @param {number} values.Bandwidth - * Value of the Representation@bandwidth attribute. - * @param {number} values.Time - * Timestamp value of the corresponding segment - * @return {replaceCallback} - * Callback to be used with String.prototype.replace to replace identifiers - */ - var identifierReplacement = function identifierReplacement(values) { - return function (match, identifier, format, width) { - if (match === '$$') { - // escape sequence - return '$'; - } - - if (typeof values[identifier] === 'undefined') { - return match; - } - - var value = '' + values[identifier]; - - if (identifier === 'RepresentationID') { - // Format tag shall not be present with RepresentationID - return value; - } - - if (!format) { - width = 1; - } else { - width = parseInt(width, 10); - } - - if (value.length >= width) { - return value; - } - - return '' + new Array(width - value.length + 1).join('0') + value; - }; - }; - - /** - * Constructs a segment url from a template string - * - * @param {string} url - * Template string to construct url from - * @param {Obect} values - * Object containing values that shall be used to replace known identifiers - * @param {number} values.RepresentationID - * Value of the Representation@id attribute - * @param {number} values.Number - * Number of the corresponding segment - * @param {number} values.Bandwidth - * Value of the Representation@bandwidth attribute. - * @param {number} values.Time - * Timestamp value of the corresponding segment - * @return {string} - * Segment url with identifiers replaced - */ - var constructTemplateUrl = function constructTemplateUrl(url, values) { - return url.replace(identifierPattern, identifierReplacement(values)); - }; - - /** - * Generates a list of objects containing timing and duration information about each - * segment needed to generate segment uris and the complete segment object - * - * @param {Object} attributes - * Object containing all inherited attributes from parent elements with attribute - * names as keys - * @param {Object[]|undefined} segmentTimeline - * List of objects representing the attributes of each S element contained within - * the SegmentTimeline element - * @return {{number: number, duration: number, time: number, timeline: number}[]} - * List of Objects with segment timing and duration info - */ - var parseTemplateInfo = function parseTemplateInfo(attributes, segmentTimeline) { - if (!attributes.duration && !segmentTimeline) { - // if neither @duration or SegmentTimeline are present, then there shall be exactly - // one media segment - return [{ - number: attributes.startNumber || 1, - duration: attributes.sourceDuration, - time: 0, - timeline: attributes.periodIndex - }]; - } - - if (attributes.duration) { - return parseByDuration(attributes); - } - - return parseByTimeline(attributes, segmentTimeline); - }; - - /** - * Generates a list of segments using information provided by the SegmentTemplate element - * - * @param {Object} attributes - * Object containing all inherited attributes from parent elements with attribute - * names as keys - * @param {Object[]|undefined} segmentTimeline - * List of objects representing the attributes of each S element contained within - * the SegmentTimeline element - * @return {Object[]} - * List of segment objects - */ - var segmentsFromTemplate = function segmentsFromTemplate(attributes, segmentTimeline) { - var templateValues = { - RepresentationID: attributes.id, - Bandwidth: attributes.bandwidth || 0 - }; - - var _attributes$initializ = attributes.initialization, - initialization = _attributes$initializ === undefined ? { sourceURL: '', range: '' } : _attributes$initializ; - - - var mapSegment = urlTypeToSegment({ - baseUrl: attributes.baseUrl, - source: constructTemplateUrl(initialization.sourceURL, templateValues), - range: initialization.range - }); - - var segments = parseTemplateInfo(attributes, segmentTimeline); - - return segments.map(function (segment) { - templateValues.Number = segment.number; - templateValues.Time = segment.time; - - var uri = constructTemplateUrl(attributes.media || '', templateValues); - - return { - uri: uri, - timeline: segment.timeline, - duration: segment.duration, - resolvedUri: resolveUrl$1(attributes.baseUrl || '', uri), - map: mapSegment, - number: segment.number - }; - }); - }; - - var errors = { - INVALID_NUMBER_OF_PERIOD: 'INVALID_NUMBER_OF_PERIOD', - DASH_EMPTY_MANIFEST: 'DASH_EMPTY_MANIFEST', - DASH_INVALID_XML: 'DASH_INVALID_XML', - NO_BASE_URL: 'NO_BASE_URL', - MISSING_SEGMENT_INFORMATION: 'MISSING_SEGMENT_INFORMATION', - SEGMENT_TIME_UNSPECIFIED: 'SEGMENT_TIME_UNSPECIFIED', - UNSUPPORTED_UTC_TIMING_SCHEME: 'UNSUPPORTED_UTC_TIMING_SCHEME' - }; - - /** - * Converts a (of type URLType from the DASH spec 5.3.9.2 Table 14) - * to an object that matches the output of a segment in videojs/mpd-parser - * - * @param {Object} attributes - * Object containing all inherited attributes from parent elements with attribute - * names as keys - * @param {Object} segmentUrl - * node to translate into a segment object - * @return {Object} translated segment object - */ - var SegmentURLToSegmentObject = function SegmentURLToSegmentObject(attributes, segmentUrl) { - var baseUrl = attributes.baseUrl, - _attributes$initializ2 = attributes.initialization, - initialization = _attributes$initializ2 === undefined ? {} : _attributes$initializ2; - - - var initSegment = urlTypeToSegment({ - baseUrl: baseUrl, - source: initialization.sourceURL, - range: initialization.range - }); - - var segment = urlTypeToSegment({ - baseUrl: baseUrl, - source: segmentUrl.media, - range: segmentUrl.mediaRange - }); - - segment.map = initSegment; - - return segment; - }; - - /** - * Generates a list of segments using information provided by the SegmentList element - * SegmentList (DASH SPEC Section 5.3.9.3.2) contains a set of nodes. Each - * node should be translated into segment. - * - * @param {Object} attributes - * Object containing all inherited attributes from parent elements with attribute - * names as keys - * @param {Object[]|undefined} segmentTimeline - * List of objects representing the attributes of each S element contained within - * the SegmentTimeline element - * @return {Object.} list of segments - */ - var segmentsFromList = function segmentsFromList(attributes, segmentTimeline) { - var duration = attributes.duration, - _attributes$segmentUr = attributes.segmentUrls, - segmentUrls = _attributes$segmentUr === undefined ? [] : _attributes$segmentUr; - - // Per spec (5.3.9.2.1) no way to determine segment duration OR - // if both SegmentTimeline and @duration are defined, it is outside of spec. - - if (!duration && !segmentTimeline || duration && segmentTimeline) { - throw new Error(errors.SEGMENT_TIME_UNSPECIFIED); - } - - var segmentUrlMap = segmentUrls.map(function (segmentUrlObject) { - return SegmentURLToSegmentObject(attributes, segmentUrlObject); - }); - var segmentTimeInfo = void 0; - - if (duration) { - segmentTimeInfo = parseByDuration(attributes); - } - - if (segmentTimeline) { - segmentTimeInfo = parseByTimeline(attributes, segmentTimeline); - } - - var segments = segmentTimeInfo.map(function (segmentTime, index) { - if (segmentUrlMap[index]) { - var segment = segmentUrlMap[index]; - - segment.timeline = segmentTime.timeline; - segment.duration = segmentTime.duration; - segment.number = segmentTime.number; - return segment; - } - // Since we're mapping we should get rid of any blank segments (in case - // the given SegmentTimeline is handling for more elements than we have - // SegmentURLs for). - }).filter(function (segment) { - return segment; - }); - - return segments; - }; - - /** - * Translates SegmentBase into a set of segments. - * (DASH SPEC Section 5.3.9.3.2) contains a set of nodes. Each - * node should be translated into segment. - * - * @param {Object} attributes - * Object containing all inherited attributes from parent elements with attribute - * names as keys - * @return {Object.} list of segments - */ - var segmentsFromBase = function segmentsFromBase(attributes) { - var baseUrl = attributes.baseUrl, - _attributes$initializ3 = attributes.initialization, - initialization = _attributes$initializ3 === undefined ? {} : _attributes$initializ3, - sourceDuration = attributes.sourceDuration, - _attributes$timescale7 = attributes.timescale, - timescale = _attributes$timescale7 === undefined ? 1 : _attributes$timescale7, - _attributes$indexRang = attributes.indexRange, - indexRange = _attributes$indexRang === undefined ? '' : _attributes$indexRang, - duration = attributes.duration; - - // base url is required for SegmentBase to work, per spec (Section 5.3.9.2.1) - - if (!baseUrl) { - throw new Error(errors.NO_BASE_URL); - } - - var initSegment = urlTypeToSegment({ - baseUrl: baseUrl, - source: initialization.sourceURL, - range: initialization.range - }); - var segment = urlTypeToSegment({ baseUrl: baseUrl, source: baseUrl, range: indexRange }); - - segment.map = initSegment; - - // If there is a duration, use it, otherwise use the given duration of the source - // (since SegmentBase is only for one total segment) - if (duration) { - var segmentTimeInfo = parseByDuration(attributes); - - if (segmentTimeInfo.length) { - segment.duration = segmentTimeInfo[0].duration; - segment.timeline = segmentTimeInfo[0].timeline; - } - } else if (sourceDuration) { - segment.duration = sourceDuration / timescale; - segment.timeline = 0; - } - - // This is used for mediaSequence - segment.number = 0; - - return [segment]; - }; - - var generateSegments = function generateSegments(_ref8) { - var attributes = _ref8.attributes, - segmentInfo = _ref8.segmentInfo; - - var segmentAttributes = void 0; - var segmentsFn = void 0; - - if (segmentInfo.template) { - segmentsFn = segmentsFromTemplate; - segmentAttributes = merge(attributes, segmentInfo.template); - } else if (segmentInfo.base) { - segmentsFn = segmentsFromBase; - segmentAttributes = merge(attributes, segmentInfo.base); - } else if (segmentInfo.list) { - segmentsFn = segmentsFromList; - segmentAttributes = merge(attributes, segmentInfo.list); - } - - if (!segmentsFn) { - return { attributes: attributes }; - } - - var segments = segmentsFn(segmentAttributes, segmentInfo.timeline); - - // The @duration attribute will be used to determin the playlist's targetDuration which - // must be in seconds. Since we've generated the segment list, we no longer need - // @duration to be in @timescale units, so we can convert it here. - if (segmentAttributes.duration) { - var _segmentAttributes = segmentAttributes, - duration = _segmentAttributes.duration, - _segmentAttributes$ti = _segmentAttributes.timescale, - timescale = _segmentAttributes$ti === undefined ? 1 : _segmentAttributes$ti; - - - segmentAttributes.duration = duration / timescale; - } else if (segments.length) { - // if there is no @duration attribute, use the largest segment duration as - // as target duration - segmentAttributes.duration = segments.reduce(function (max, segment) { - return Math.max(max, Math.ceil(segment.duration)); - }, 0); - } else { - segmentAttributes.duration = 0; - } - - return { - attributes: segmentAttributes, - segments: segments - }; - }; - - var toPlaylists = function toPlaylists(representations) { - return representations.map(generateSegments); - }; - - var findChildren = function findChildren(element, name) { - return from(element.childNodes).filter(function (_ref9) { - var tagName = _ref9.tagName; - return tagName === name; - }); - }; - - var getContent = function getContent(element) { - return element.textContent.trim(); - }; - - var parseDuration = function parseDuration(str) { - var SECONDS_IN_YEAR = 365 * 24 * 60 * 60; - var SECONDS_IN_MONTH = 30 * 24 * 60 * 60; - var SECONDS_IN_DAY = 24 * 60 * 60; - var SECONDS_IN_HOUR = 60 * 60; - var SECONDS_IN_MIN = 60; - - // P10Y10M10DT10H10M10.1S - var durationRegex = /P(?:(\d*)Y)?(?:(\d*)M)?(?:(\d*)D)?(?:T(?:(\d*)H)?(?:(\d*)M)?(?:([\d.]*)S)?)?/; - var match = durationRegex.exec(str); - - if (!match) { - return 0; - } - - var _match$slice = match.slice(1), - _match$slice2 = slicedToArray(_match$slice, 6), - year = _match$slice2[0], - month = _match$slice2[1], - day = _match$slice2[2], - hour = _match$slice2[3], - minute = _match$slice2[4], - second = _match$slice2[5]; - - return parseFloat(year || 0) * SECONDS_IN_YEAR + parseFloat(month || 0) * SECONDS_IN_MONTH + parseFloat(day || 0) * SECONDS_IN_DAY + parseFloat(hour || 0) * SECONDS_IN_HOUR + parseFloat(minute || 0) * SECONDS_IN_MIN + parseFloat(second || 0); - }; - - var parseDate = function parseDate(str) { - // Date format without timezone according to ISO 8601 - // YYY-MM-DDThh:mm:ss.ssssss - var dateRegex = /^\d+-\d+-\d+T\d+:\d+:\d+(\.\d+)?$/; - - // If the date string does not specifiy a timezone, we must specifiy UTC. This is - // expressed by ending with 'Z' - if (dateRegex.test(str)) { - str += 'Z'; - } - - return Date.parse(str); - }; - - // TODO: maybe order these in some way that makes it easy to find specific attributes - var parsers = { - /** - * Specifies the duration of the entire Media Presentation. Format is a duration string - * as specified in ISO 8601 - * - * @param {string} value - * value of attribute as a string - * @return {number} - * The duration in seconds - */ - mediaPresentationDuration: function mediaPresentationDuration(value) { - return parseDuration(value); - }, - - - /** - * Specifies the Segment availability start time for all Segments referred to in this - * MPD. For a dynamic manifest, it specifies the anchor for the earliest availability - * time. Format is a date string as specified in ISO 8601 - * - * @param {string} value - * value of attribute as a string - * @return {number} - * The date as seconds from unix epoch - */ - availabilityStartTime: function availabilityStartTime(value) { - return parseDate(value) / 1000; - }, - - - /** - * Specifies the smallest period between potential changes to the MPD. Format is a - * duration string as specified in ISO 8601 - * - * @param {string} value - * value of attribute as a string - * @return {number} - * The duration in seconds - */ - minimumUpdatePeriod: function minimumUpdatePeriod(value) { - return parseDuration(value); - }, - - - /** - * Specifies the duration of the smallest time shifting buffer for any Representation - * in the MPD. Format is a duration string as specified in ISO 8601 - * - * @param {string} value - * value of attribute as a string - * @return {number} - * The duration in seconds - */ - timeShiftBufferDepth: function timeShiftBufferDepth(value) { - return parseDuration(value); - }, - - - /** - * Specifies the PeriodStart time of the Period relative to the availabilityStarttime. - * Format is a duration string as specified in ISO 8601 - * - * @param {string} value - * value of attribute as a string - * @return {number} - * The duration in seconds - */ - start: function start(value) { - return parseDuration(value); - }, - - - /** - * Specifies the width of the visual presentation - * - * @param {string} value - * value of attribute as a string - * @return {number} - * The parsed width - */ - width: function width(value) { - return parseInt(value, 10); - }, - - - /** - * Specifies the height of the visual presentation - * - * @param {string} value - * value of attribute as a string - * @return {number} - * The parsed height - */ - height: function height(value) { - return parseInt(value, 10); - }, - - - /** - * Specifies the bitrate of the representation - * - * @param {string} value - * value of attribute as a string - * @return {number} - * The parsed bandwidth - */ - bandwidth: function bandwidth(value) { - return parseInt(value, 10); - }, - - - /** - * Specifies the number of the first Media Segment in this Representation in the Period - * - * @param {string} value - * value of attribute as a string - * @return {number} - * The parsed number - */ - startNumber: function startNumber(value) { - return parseInt(value, 10); - }, - - - /** - * Specifies the timescale in units per seconds - * - * @param {string} value - * value of attribute as a string - * @return {number} - * The aprsed timescale - */ - timescale: function timescale(value) { - return parseInt(value, 10); - }, - - - /** - * Specifies the constant approximate Segment duration - * NOTE: The element also contains an @duration attribute. This duration - * specifies the duration of the Period. This attribute is currently not - * supported by the rest of the parser, however we still check for it to prevent - * errors. - * - * @param {string} value - * value of attribute as a string - * @return {number} - * The parsed duration - */ - duration: function duration(value) { - var parsedValue = parseInt(value, 10); - - if (isNaN(parsedValue)) { - return parseDuration(value); - } - - return parsedValue; - }, - - - /** - * Specifies the Segment duration, in units of the value of the @timescale. - * - * @param {string} value - * value of attribute as a string - * @return {number} - * The parsed duration - */ - d: function d(value) { - return parseInt(value, 10); - }, - - - /** - * Specifies the MPD start time, in @timescale units, the first Segment in the series - * starts relative to the beginning of the Period - * - * @param {string} value - * value of attribute as a string - * @return {number} - * The parsed time - */ - t: function t(value) { - return parseInt(value, 10); - }, - - - /** - * Specifies the repeat count of the number of following contiguous Segments with the - * same duration expressed by the value of @d - * - * @param {string} value - * value of attribute as a string - * @return {number} - * The parsed number - */ - r: function r(value) { - return parseInt(value, 10); - }, - - - /** - * Default parser for all other attributes. Acts as a no-op and just returns the value - * as a string - * - * @param {string} value - * value of attribute as a string - * @return {string} - * Unparsed value - */ - DEFAULT: function DEFAULT(value) { - return value; - } - }; - - /** - * Gets all the attributes and values of the provided node, parses attributes with known - * types, and returns an object with attribute names mapped to values. - * - * @param {Node} el - * The node to parse attributes from - * @return {Object} - * Object with all attributes of el parsed - */ - var parseAttributes$1 = function parseAttributes(el) { - if (!(el && el.attributes)) { - return {}; - } - - return from(el.attributes).reduce(function (a, e) { - var parseFn = parsers[e.name] || parsers.DEFAULT; - - a[e.name] = parseFn(e.value); - - return a; - }, {}); - }; - - function decodeB64ToUint8Array(b64Text) { - var decodedString = window_1.atob(b64Text); - var array = new Uint8Array(decodedString.length); - - for (var i = 0; i < decodedString.length; i++) { - array[i] = decodedString.charCodeAt(i); - } - return array; - } - - var keySystemsMap = { - 'urn:uuid:1077efec-c0b2-4d02-ace3-3c1e52e2fb4b': 'org.w3.clearkey', - 'urn:uuid:edef8ba9-79d6-4ace-a3c8-27dcd51d21ed': 'com.widevine.alpha', - 'urn:uuid:9a04f079-9840-4286-ab92-e65be0885f95': 'com.microsoft.playready', - 'urn:uuid:f239e769-efa3-4850-9c16-a903c6932efb': 'com.adobe.primetime' - }; - - /** - * Builds a list of urls that is the product of the reference urls and BaseURL values - * - * @param {string[]} referenceUrls - * List of reference urls to resolve to - * @param {Node[]} baseUrlElements - * List of BaseURL nodes from the mpd - * @return {string[]} - * List of resolved urls - */ - var buildBaseUrls = function buildBaseUrls(referenceUrls, baseUrlElements) { - if (!baseUrlElements.length) { - return referenceUrls; - } - - return flatten(referenceUrls.map(function (reference) { - return baseUrlElements.map(function (baseUrlElement) { - return resolveUrl$1(reference, getContent(baseUrlElement)); - }); - })); - }; - - /** - * Contains all Segment information for its containing AdaptationSet - * - * @typedef {Object} SegmentInformation - * @property {Object|undefined} template - * Contains the attributes for the SegmentTemplate node - * @property {Object[]|undefined} timeline - * Contains a list of atrributes for each S node within the SegmentTimeline node - * @property {Object|undefined} list - * Contains the attributes for the SegmentList node - * @property {Object|undefined} base - * Contains the attributes for the SegmentBase node - */ - - /** - * Returns all available Segment information contained within the AdaptationSet node - * - * @param {Node} adaptationSet - * The AdaptationSet node to get Segment information from - * @return {SegmentInformation} - * The Segment information contained within the provided AdaptationSet - */ - var getSegmentInformation = function getSegmentInformation(adaptationSet) { - var segmentTemplate = findChildren(adaptationSet, 'SegmentTemplate')[0]; - var segmentList = findChildren(adaptationSet, 'SegmentList')[0]; - var segmentUrls = segmentList && findChildren(segmentList, 'SegmentURL').map(function (s) { - return merge({ tag: 'SegmentURL' }, parseAttributes$1(s)); - }); - var segmentBase = findChildren(adaptationSet, 'SegmentBase')[0]; - var segmentTimelineParentNode = segmentList || segmentTemplate; - var segmentTimeline = segmentTimelineParentNode && findChildren(segmentTimelineParentNode, 'SegmentTimeline')[0]; - var segmentInitializationParentNode = segmentList || segmentBase || segmentTemplate; - var segmentInitialization = segmentInitializationParentNode && findChildren(segmentInitializationParentNode, 'Initialization')[0]; - - // SegmentTemplate is handled slightly differently, since it can have both - // @initialization and an node. @initialization can be templated, - // while the node can have a url and range specified. If the has - // both @initialization and an subelement we opt to override with - // the node, as this interaction is not defined in the spec. - var template = segmentTemplate && parseAttributes$1(segmentTemplate); - - if (template && segmentInitialization) { - template.initialization = segmentInitialization && parseAttributes$1(segmentInitialization); - } else if (template && template.initialization) { - // If it is @initialization we convert it to an object since this is the format that - // later functions will rely on for the initialization segment. This is only valid - // for - template.initialization = { sourceURL: template.initialization }; - } - - var segmentInfo = { - template: template, - timeline: segmentTimeline && findChildren(segmentTimeline, 'S').map(function (s) { - return parseAttributes$1(s); - }), - list: segmentList && merge(parseAttributes$1(segmentList), { - segmentUrls: segmentUrls, - initialization: parseAttributes$1(segmentInitialization) - }), - base: segmentBase && merge(parseAttributes$1(segmentBase), { - initialization: parseAttributes$1(segmentInitialization) - }) - }; - - Object.keys(segmentInfo).forEach(function (key) { - if (!segmentInfo[key]) { - delete segmentInfo[key]; - } - }); - - return segmentInfo; - }; - - /** - * Contains Segment information and attributes needed to construct a Playlist object - * from a Representation - * - * @typedef {Object} RepresentationInformation - * @property {SegmentInformation} segmentInfo - * Segment information for this Representation - * @property {Object} attributes - * Inherited attributes for this Representation - */ - - /** - * Maps a Representation node to an object containing Segment information and attributes - * - * @name inheritBaseUrlsCallback - * @function - * @param {Node} representation - * Representation node from the mpd - * @return {RepresentationInformation} - * Representation information needed to construct a Playlist object - */ - - /** - * Returns a callback for Array.prototype.map for mapping Representation nodes to - * Segment information and attributes using inherited BaseURL nodes. - * - * @param {Object} adaptationSetAttributes - * Contains attributes inherited by the AdaptationSet - * @param {string[]} adaptationSetBaseUrls - * Contains list of resolved base urls inherited by the AdaptationSet - * @param {SegmentInformation} adaptationSetSegmentInfo - * Contains Segment information for the AdaptationSet - * @return {inheritBaseUrlsCallback} - * Callback map function - */ - var inheritBaseUrls = function inheritBaseUrls(adaptationSetAttributes, adaptationSetBaseUrls, adaptationSetSegmentInfo) { - return function (representation) { - var repBaseUrlElements = findChildren(representation, 'BaseURL'); - var repBaseUrls = buildBaseUrls(adaptationSetBaseUrls, repBaseUrlElements); - var attributes = merge(adaptationSetAttributes, parseAttributes$1(representation)); - var representationSegmentInfo = getSegmentInformation(representation); - - return repBaseUrls.map(function (baseUrl) { - return { - segmentInfo: merge(adaptationSetSegmentInfo, representationSegmentInfo), - attributes: merge(attributes, { baseUrl: baseUrl }) - }; - }); - }; - }; - - /** - * Tranforms a series of content protection nodes to - * an object containing pssh data by key system - * - * @param {Node[]} contentProtectionNodes - * Content protection nodes - * @return {Object} - * Object containing pssh data by key system - */ - var generateKeySystemInformation = function generateKeySystemInformation(contentProtectionNodes) { - return contentProtectionNodes.reduce(function (acc, node) { - var attributes = parseAttributes$1(node); - var keySystem = keySystemsMap[attributes.schemeIdUri]; - - if (keySystem) { - acc[keySystem] = { attributes: attributes }; - - var psshNode = findChildren(node, 'cenc:pssh')[0]; - - if (psshNode) { - var pssh = getContent(psshNode); - var psshBuffer = pssh && decodeB64ToUint8Array(pssh); - - acc[keySystem].pssh = psshBuffer; - } - } - - return acc; - }, {}); - }; - - /** - * Maps an AdaptationSet node to a list of Representation information objects - * - * @name toRepresentationsCallback - * @function - * @param {Node} adaptationSet - * AdaptationSet node from the mpd - * @return {RepresentationInformation[]} - * List of objects containing Representaion information - */ - - /** - * Returns a callback for Array.prototype.map for mapping AdaptationSet nodes to a list of - * Representation information objects - * - * @param {Object} periodAttributes - * Contains attributes inherited by the Period - * @param {string[]} periodBaseUrls - * Contains list of resolved base urls inherited by the Period - * @param {string[]} periodSegmentInfo - * Contains Segment Information at the period level - * @return {toRepresentationsCallback} - * Callback map function - */ - var toRepresentations = function toRepresentations(periodAttributes, periodBaseUrls, periodSegmentInfo) { - return function (adaptationSet) { - var adaptationSetAttributes = parseAttributes$1(adaptationSet); - var adaptationSetBaseUrls = buildBaseUrls(periodBaseUrls, findChildren(adaptationSet, 'BaseURL')); - var role = findChildren(adaptationSet, 'Role')[0]; - var roleAttributes = { role: parseAttributes$1(role) }; - - var attrs = merge(periodAttributes, adaptationSetAttributes, roleAttributes); - - var contentProtection = generateKeySystemInformation(findChildren(adaptationSet, 'ContentProtection')); - - if (Object.keys(contentProtection).length) { - attrs = merge(attrs, { contentProtection: contentProtection }); - } - - var segmentInfo = getSegmentInformation(adaptationSet); - var representations = findChildren(adaptationSet, 'Representation'); - var adaptationSetSegmentInfo = merge(periodSegmentInfo, segmentInfo); - - return flatten(representations.map(inheritBaseUrls(attrs, adaptationSetBaseUrls, adaptationSetSegmentInfo))); - }; - }; - - /** - * Maps an Period node to a list of Representation inforamtion objects for all - * AdaptationSet nodes contained within the Period - * - * @name toAdaptationSetsCallback - * @function - * @param {Node} period - * Period node from the mpd - * @param {number} periodIndex - * Index of the Period within the mpd - * @return {RepresentationInformation[]} - * List of objects containing Representaion information - */ - - /** - * Returns a callback for Array.prototype.map for mapping Period nodes to a list of - * Representation information objects - * - * @param {Object} mpdAttributes - * Contains attributes inherited by the mpd - * @param {string[]} mpdBaseUrls - * Contains list of resolved base urls inherited by the mpd - * @return {toAdaptationSetsCallback} - * Callback map function - */ - var toAdaptationSets = function toAdaptationSets(mpdAttributes, mpdBaseUrls) { - return function (period, periodIndex) { - var periodBaseUrls = buildBaseUrls(mpdBaseUrls, findChildren(period, 'BaseURL')); - var periodAtt = parseAttributes$1(period); - var periodAttributes = merge(mpdAttributes, periodAtt, { periodIndex: periodIndex }); - var adaptationSets = findChildren(period, 'AdaptationSet'); - var periodSegmentInfo = getSegmentInformation(period); - - return flatten(adaptationSets.map(toRepresentations(periodAttributes, periodBaseUrls, periodSegmentInfo))); - }; - }; - - /** - * Traverses the mpd xml tree to generate a list of Representation information objects - * that have inherited attributes from parent nodes - * - * @param {Node} mpd - * The root node of the mpd - * @param {Object} options - * Available options for inheritAttributes - * @param {string} options.manifestUri - * The uri source of the mpd - * @param {number} options.NOW - * Current time per DASH IOP. Default is current time in ms since epoch - * @param {number} options.clientOffset - * Client time difference from NOW (in milliseconds) - * @return {RepresentationInformation[]} - * List of objects containing Representation information - */ - var inheritAttributes = function inheritAttributes(mpd) { - var options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {}; - var _options$manifestUri = options.manifestUri, - manifestUri = _options$manifestUri === undefined ? '' : _options$manifestUri, - _options$NOW = options.NOW, - NOW = _options$NOW === undefined ? Date.now() : _options$NOW, - _options$clientOffset = options.clientOffset, - clientOffset = _options$clientOffset === undefined ? 0 : _options$clientOffset; - - var periods = findChildren(mpd, 'Period'); - - if (periods.length !== 1) { - // TODO add support for multiperiod - throw new Error(errors.INVALID_NUMBER_OF_PERIOD); - } - - var mpdAttributes = parseAttributes$1(mpd); - var mpdBaseUrls = buildBaseUrls([manifestUri], findChildren(mpd, 'BaseURL')); - - mpdAttributes.sourceDuration = mpdAttributes.mediaPresentationDuration || 0; - mpdAttributes.NOW = NOW; - mpdAttributes.clientOffset = clientOffset; - - return flatten(periods.map(toAdaptationSets(mpdAttributes, mpdBaseUrls))); - }; - - var stringToMpdXml = function stringToMpdXml(manifestString) { - if (manifestString === '') { - throw new Error(errors.DASH_EMPTY_MANIFEST); - } - - var parser = new window_1.DOMParser(); - var xml = parser.parseFromString(manifestString, 'application/xml'); - var mpd = xml && xml.documentElement.tagName === 'MPD' ? xml.documentElement : null; - - if (!mpd || mpd && mpd.getElementsByTagName('parsererror').length > 0) { - throw new Error(errors.DASH_INVALID_XML); - } - - return mpd; - }; - - /** - * Parses the manifest for a UTCTiming node, returning the nodes attributes if found - * - * @param {string} mpd - * XML string of the MPD manifest - * @return {Object|null} - * Attributes of UTCTiming node specified in the manifest. Null if none found - */ - var parseUTCTimingScheme = function parseUTCTimingScheme(mpd) { - var UTCTimingNode = findChildren(mpd, 'UTCTiming')[0]; - - if (!UTCTimingNode) { - return null; - } - - var attributes = parseAttributes$1(UTCTimingNode); - - switch (attributes.schemeIdUri) { - case 'urn:mpeg:dash:utc:http-head:2014': - case 'urn:mpeg:dash:utc:http-head:2012': - attributes.method = 'HEAD'; - break; - case 'urn:mpeg:dash:utc:http-xsdate:2014': - case 'urn:mpeg:dash:utc:http-iso:2014': - case 'urn:mpeg:dash:utc:http-xsdate:2012': - case 'urn:mpeg:dash:utc:http-iso:2012': - attributes.method = 'GET'; - break; - case 'urn:mpeg:dash:utc:direct:2014': - case 'urn:mpeg:dash:utc:direct:2012': - attributes.method = 'DIRECT'; - attributes.value = Date.parse(attributes.value); - break; - case 'urn:mpeg:dash:utc:http-ntp:2014': - case 'urn:mpeg:dash:utc:ntp:2014': - case 'urn:mpeg:dash:utc:sntp:2014': - default: - throw new Error(errors.UNSUPPORTED_UTC_TIMING_SCHEME); - } - - return attributes; - }; - - var parse = function parse(manifestString, options) { - return toM3u8(toPlaylists(inheritAttributes(stringToMpdXml(manifestString), options))); - }; - - /** - * Parses the manifest for a UTCTiming node, returning the nodes attributes if found - * - * @param {string} manifestString - * XML string of the MPD manifest - * @return {Object|null} - * Attributes of UTCTiming node specified in the manifest. Null if none found - */ - var parseUTCTiming = function parseUTCTiming(manifestString) { - return parseUTCTimingScheme(stringToMpdXml(manifestString)); - }; - - var EventTarget$1 = videojs.EventTarget, - mergeOptions$2 = videojs.mergeOptions; - - /** - * Returns a new master manifest that is the result of merging an updated master manifest - * into the original version. - * - * @param {Object} oldMaster - * The old parsed mpd object - * @param {Object} newMaster - * The updated parsed mpd object - * @return {Object} - * A new object representing the original master manifest with the updated media - * playlists merged in - */ - - var updateMaster$1 = function updateMaster$$1(oldMaster, newMaster) { - var update = mergeOptions$2(oldMaster, { - // These are top level properties that can be updated - duration: newMaster.duration, - minimumUpdatePeriod: newMaster.minimumUpdatePeriod - }); - - // First update the playlists in playlist list - for (var i = 0; i < newMaster.playlists.length; i++) { - var playlistUpdate = updateMaster(update, newMaster.playlists[i]); - - if (playlistUpdate) { - update = playlistUpdate; - } - } - - // Then update media group playlists - forEachMediaGroup(newMaster, function (properties, type, group, label) { - if (properties.playlists && properties.playlists.length) { - var uri = properties.playlists[0].uri; - var _playlistUpdate = updateMaster(update, properties.playlists[0]); - - if (_playlistUpdate) { - update = _playlistUpdate; - // update the playlist reference within media groups - update.mediaGroups[type][group][label].playlists[0] = update.playlists[uri]; - } - } - }); - - return update; - }; - - var DashPlaylistLoader = function (_EventTarget) { - inherits$1(DashPlaylistLoader, _EventTarget); - - // DashPlaylistLoader must accept either a src url or a playlist because subsequent - // playlist loader setups from media groups will expect to be able to pass a playlist - // (since there aren't external URLs to media playlists with DASH) - function DashPlaylistLoader(srcUrlOrPlaylist, hls, withCredentials, masterPlaylistLoader) { - classCallCheck$1(this, DashPlaylistLoader); - - var _this = possibleConstructorReturn$1(this, (DashPlaylistLoader.__proto__ || Object.getPrototypeOf(DashPlaylistLoader)).call(this)); - - _this.hls_ = hls; - _this.withCredentials = withCredentials; - - if (!srcUrlOrPlaylist) { - throw new Error('A non-empty playlist URL or playlist is required'); - } - - // event naming? - _this.on('minimumUpdatePeriod', function () { - _this.refreshXml_(); - }); - - // live playlist staleness timeout - _this.on('mediaupdatetimeout', function () { - _this.refreshMedia_(); - }); - - // initialize the loader state - if (typeof srcUrlOrPlaylist === 'string') { - _this.srcUrl = srcUrlOrPlaylist; - _this.state = 'HAVE_NOTHING'; - return possibleConstructorReturn$1(_this); - } - - _this.masterPlaylistLoader_ = masterPlaylistLoader; - - _this.state = 'HAVE_METADATA'; - _this.started = true; - // we only should have one playlist so select it - _this.media(srcUrlOrPlaylist); - // trigger async to mimic behavior of HLS, where it must request a playlist - window_1.setTimeout(function () { - _this.trigger('loadedmetadata'); - }, 0); - return _this; - } - - createClass(DashPlaylistLoader, [{ - key: 'dispose', - value: function dispose() { - this.stopRequest(); - window_1.clearTimeout(this.mediaUpdateTimeout); - } - }, { - key: 'stopRequest', - value: function stopRequest() { - if (this.request) { - var oldRequest = this.request; - - this.request = null; - oldRequest.onreadystatechange = null; - oldRequest.abort(); - } - } - }, { - key: 'media', - value: function media(playlist) { - // getter - if (!playlist) { - return this.media_; - } - - // setter - if (this.state === 'HAVE_NOTHING') { - throw new Error('Cannot switch media playlist from ' + this.state); - } - - var startingState = this.state; - - // find the playlist object if the target playlist has been specified by URI - if (typeof playlist === 'string') { - if (!this.master.playlists[playlist]) { - throw new Error('Unknown playlist URI: ' + playlist); - } - playlist = this.master.playlists[playlist]; - } - - var mediaChange = !this.media_ || playlist.uri !== this.media_.uri; - - this.state = 'HAVE_METADATA'; - - // switching to the active playlist is a no-op - if (!mediaChange) { - return; - } - - // switching from an already loaded playlist - if (this.media_) { - this.trigger('mediachanging'); - } - - this.media_ = playlist; - - this.refreshMedia_(); - - // trigger media change if the active media has been updated - if (startingState !== 'HAVE_MASTER') { - this.trigger('mediachange'); - } - } - }, { - key: 'pause', - value: function pause() { - this.stopRequest(); - if (this.state === 'HAVE_NOTHING') { - // If we pause the loader before any data has been retrieved, its as if we never - // started, so reset to an unstarted state. - this.started = false; - } - } - }, { - key: 'load', - value: function load() { - // because the playlists are internal to the manifest, load should either load the - // main manifest, or do nothing but trigger an event - if (!this.started) { - this.start(); - return; - } - - this.trigger('loadedplaylist'); - } - - /** - * Parses the master xml string and updates playlist uri references - * - * @return {Object} - * The parsed mpd manifest object - */ - - }, { - key: 'parseMasterXml', - value: function parseMasterXml() { - var master = parse(this.masterXml_, { - manifestUri: this.srcUrl, - clientOffset: this.clientOffset_ - }); - - master.uri = this.srcUrl; - - // Set up phony URIs for the playlists since we won't have external URIs for DASH - // but reference playlists by their URI throughout the project - // TODO: Should we create the dummy uris in mpd-parser as well (leaning towards yes). - for (var i = 0; i < master.playlists.length; i++) { - var phonyUri = 'placeholder-uri-' + i; - - master.playlists[i].uri = phonyUri; - // set up by URI references - master.playlists[phonyUri] = master.playlists[i]; - } - - // set up phony URIs for the media group playlists since we won't have external - // URIs for DASH but reference playlists by their URI throughout the project - forEachMediaGroup(master, function (properties, mediaType, groupKey, labelKey) { - if (properties.playlists && properties.playlists.length) { - var _phonyUri = 'placeholder-uri-' + mediaType + '-' + groupKey + '-' + labelKey; - - properties.playlists[0].uri = _phonyUri; - // setup URI references - master.playlists[_phonyUri] = properties.playlists[0]; - } - }); - - setupMediaPlaylists(master); - resolveMediaGroupUris(master); - - return master; - } - }, { - key: 'start', - value: function start() { - var _this2 = this; - - this.started = true; - - // request the specified URL - this.request = this.hls_.xhr({ - uri: this.srcUrl, - withCredentials: this.withCredentials - }, function (error, req) { - // disposed - if (!_this2.request) { - return; - } - - // clear the loader's request reference - _this2.request = null; - - if (error) { - _this2.error = { - status: req.status, - message: 'DASH playlist request error at URL: ' + _this2.srcUrl, - responseText: req.responseText, - // MEDIA_ERR_NETWORK - code: 2 - }; - if (_this2.state === 'HAVE_NOTHING') { - _this2.started = false; - } - return _this2.trigger('error'); - } - - _this2.masterXml_ = req.responseText; - - if (req.responseHeaders && req.responseHeaders.date) { - _this2.masterLoaded_ = Date.parse(req.responseHeaders.date); - } else { - _this2.masterLoaded_ = Date.now(); - } - - _this2.syncClientServerClock_(_this2.onClientServerClockSync_.bind(_this2)); - }); - } - - /** - * Parses the master xml for UTCTiming node to sync the client clock to the server - * clock. If the UTCTiming node requires a HEAD or GET request, that request is made. - * - * @param {Function} done - * Function to call when clock sync has completed - */ - - }, { - key: 'syncClientServerClock_', - value: function syncClientServerClock_(done) { - var _this3 = this; - - var utcTiming = parseUTCTiming(this.masterXml_); - - // No UTCTiming element found in the mpd. Use Date header from mpd request as the - // server clock - if (utcTiming === null) { - this.clientOffset_ = this.masterLoaded_ - Date.now(); - return done(); - } - - if (utcTiming.method === 'DIRECT') { - this.clientOffset_ = utcTiming.value - Date.now(); - return done(); - } - - this.request = this.hls_.xhr({ - uri: resolveUrl(this.srcUrl, utcTiming.value), - method: utcTiming.method, - withCredentials: this.withCredentials - }, function (error, req) { - // disposed - if (!_this3.request) { - return; - } - - if (error) { - // sync request failed, fall back to using date header from mpd - // TODO: log warning - _this3.clientOffset_ = _this3.masterLoaded_ - Date.now(); - return done(); - } - - var serverTime = void 0; - - if (utcTiming.method === 'HEAD') { - if (!req.responseHeaders || !req.responseHeaders.date) { - // expected date header not preset, fall back to using date header from mpd - // TODO: log warning - serverTime = _this3.masterLoaded_; - } else { - serverTime = Date.parse(req.responseHeaders.date); - } - } else { - serverTime = Date.parse(req.responseText); - } - - _this3.clientOffset_ = serverTime - Date.now(); - - done(); - }); - } - - /** - * Handler for after client/server clock synchronization has happened. Sets up - * xml refresh timer if specificed by the manifest. - */ - - }, { - key: 'onClientServerClockSync_', - value: function onClientServerClockSync_() { - var _this4 = this; - - this.master = this.parseMasterXml(); - - this.state = 'HAVE_MASTER'; - - this.trigger('loadedplaylist'); - - if (!this.media_) { - // no media playlist was specifically selected so start - // from the first listed one - this.media(this.master.playlists[0]); - } - // trigger loadedmetadata to resolve setup of media groups - // trigger async to mimic behavior of HLS, where it must request a playlist - window_1.setTimeout(function () { - _this4.trigger('loadedmetadata'); - }, 0); - - // TODO: minimumUpdatePeriod can have a value of 0. Currently the manifest will not - // be refreshed when this is the case. The inter-op guide says that when the - // minimumUpdatePeriod is 0, the manifest should outline all currently available - // segments, but future segments may require an update. I think a good solution - // would be to update the manifest at the same rate that the media playlists - // are "refreshed", i.e. every targetDuration. - if (this.master.minimumUpdatePeriod) { - window_1.setTimeout(function () { - _this4.trigger('minimumUpdatePeriod'); - }, this.master.minimumUpdatePeriod); - } - } - - /** - * Sends request to refresh the master xml and updates the parsed master manifest - * TODO: Does the client offset need to be recalculated when the xml is refreshed? - */ - - }, { - key: 'refreshXml_', - value: function refreshXml_() { - var _this5 = this; - - this.request = this.hls_.xhr({ - uri: this.srcUrl, - withCredentials: this.withCredentials - }, function (error, req) { - // disposed - if (!_this5.request) { - return; - } - - // clear the loader's request reference - _this5.request = null; - - if (error) { - _this5.error = { - status: req.status, - message: 'DASH playlist request error at URL: ' + _this5.srcUrl, - responseText: req.responseText, - // MEDIA_ERR_NETWORK - code: 2 - }; - if (_this5.state === 'HAVE_NOTHING') { - _this5.started = false; - } - return _this5.trigger('error'); - } - - _this5.masterXml_ = req.responseText; - - var newMaster = _this5.parseMasterXml(); - - _this5.master = updateMaster$1(_this5.master, newMaster); - - window_1.setTimeout(function () { - _this5.trigger('minimumUpdatePeriod'); - }, _this5.master.minimumUpdatePeriod); - }); - } - - /** - * Refreshes the media playlist by re-parsing the master xml and updating playlist - * references. If this is an alternate loader, the updated parsed manifest is retrieved - * from the master loader. - */ - - }, { - key: 'refreshMedia_', - value: function refreshMedia_() { - var _this6 = this; - - var oldMaster = void 0; - var newMaster = void 0; - - if (this.masterPlaylistLoader_) { - oldMaster = this.masterPlaylistLoader_.master; - newMaster = this.masterPlaylistLoader_.parseMasterXml(); - } else { - oldMaster = this.master; - newMaster = this.parseMasterXml(); - } - - var updatedMaster = updateMaster$1(oldMaster, newMaster); - - if (updatedMaster) { - if (this.masterPlaylistLoader_) { - this.masterPlaylistLoader_.master = updatedMaster; - } else { - this.master = updatedMaster; - } - this.media_ = updatedMaster.playlists[this.media_.uri]; - } else { - this.trigger('playlistunchanged'); - } - - if (!this.media().endList) { - this.mediaUpdateTimeout = window_1.setTimeout(function () { - _this6.trigger('mediaupdatetimeout'); - }, refreshDelay(this.media(), !!updatedMaster)); - } - - this.trigger('loadedplaylist'); - } - }]); - return DashPlaylistLoader; - }(EventTarget$1); - - var logger = function logger(source) { - if (videojs.log.debug) { - return videojs.log.debug.bind(videojs, 'VHS:', source + ' >'); - } - - return function () {}; - }; - - function noop() {} - - /** - * @file source-updater.js - */ - - /** - * A queue of callbacks to be serialized and applied when a - * MediaSource and its associated SourceBuffers are not in the - * updating state. It is used by the segment loader to update the - * underlying SourceBuffers when new data is loaded, for instance. - * - * @class SourceUpdater - * @param {MediaSource} mediaSource the MediaSource to create the - * SourceBuffer from - * @param {String} mimeType the desired MIME type of the underlying - * SourceBuffer - * @param {Object} sourceBufferEmitter an event emitter that fires when a source buffer is - * added to the media source - */ - - var SourceUpdater = function () { - function SourceUpdater(mediaSource, mimeType, type, sourceBufferEmitter) { - classCallCheck$1(this, SourceUpdater); - - this.callbacks_ = []; - this.pendingCallback_ = null; - this.timestampOffset_ = 0; - this.mediaSource = mediaSource; - this.processedAppend_ = false; - this.type_ = type; - this.mimeType_ = mimeType; - this.logger_ = logger('SourceUpdater[' + type + '][' + mimeType + ']'); - - if (mediaSource.readyState === 'closed') { - mediaSource.addEventListener('sourceopen', this.createSourceBuffer_.bind(this, mimeType, sourceBufferEmitter)); - } else { - this.createSourceBuffer_(mimeType, sourceBufferEmitter); - } - } - - createClass(SourceUpdater, [{ - key: 'createSourceBuffer_', - value: function createSourceBuffer_(mimeType, sourceBufferEmitter) { - var _this = this; - - this.sourceBuffer_ = this.mediaSource.addSourceBuffer(mimeType); - - this.logger_('created SourceBuffer'); - - if (sourceBufferEmitter) { - sourceBufferEmitter.trigger('sourcebufferadded'); - - if (this.mediaSource.sourceBuffers.length < 2) { - // There's another source buffer we must wait for before we can start updating - // our own (or else we can get into a bad state, i.e., appending video/audio data - // before the other video/audio source buffer is available and leading to a video - // or audio only buffer). - sourceBufferEmitter.on('sourcebufferadded', function () { - _this.start_(); - }); - return; - } - } - - this.start_(); - } - }, { - key: 'start_', - value: function start_() { - var _this2 = this; - - this.started_ = true; - - // run completion handlers and process callbacks as updateend - // events fire - this.onUpdateendCallback_ = function () { - var pendingCallback = _this2.pendingCallback_; - - _this2.pendingCallback_ = null; - - _this2.logger_('buffered [' + printableRange(_this2.buffered()) + ']'); - - if (pendingCallback) { - pendingCallback(); - } - - _this2.runCallback_(); - }; - - this.sourceBuffer_.addEventListener('updateend', this.onUpdateendCallback_); - - this.runCallback_(); - } - - /** - * Aborts the current segment and resets the segment parser. - * - * @param {Function} done function to call when done - * @see http://w3c.github.io/media-source/#widl-SourceBuffer-abort-void - */ - - }, { - key: 'abort', - value: function abort(done) { - var _this3 = this; - - if (this.processedAppend_) { - this.queueCallback_(function () { - _this3.sourceBuffer_.abort(); - }, done); - } - } - - /** - * Queue an update to append an ArrayBuffer. - * - * @param {ArrayBuffer} bytes - * @param {Function} done the function to call when done - * @see http://www.w3.org/TR/media-source/#widl-SourceBuffer-appendBuffer-void-ArrayBuffer-data - */ - - }, { - key: 'appendBuffer', - value: function appendBuffer(bytes, done) { - var _this4 = this; - - this.processedAppend_ = true; - this.queueCallback_(function () { - _this4.sourceBuffer_.appendBuffer(bytes); - }, done); - } - - /** - * Indicates what TimeRanges are buffered in the managed SourceBuffer. - * - * @see http://www.w3.org/TR/media-source/#widl-SourceBuffer-buffered - */ - - }, { - key: 'buffered', - value: function buffered() { - if (!this.sourceBuffer_) { - return videojs.createTimeRanges(); - } - return this.sourceBuffer_.buffered; - } - - /** - * Queue an update to remove a time range from the buffer. - * - * @param {Number} start where to start the removal - * @param {Number} end where to end the removal - * @see http://www.w3.org/TR/media-source/#widl-SourceBuffer-remove-void-double-start-unrestricted-double-end - */ - - }, { - key: 'remove', - value: function remove(start, end) { - var _this5 = this; - - if (this.processedAppend_) { - this.queueCallback_(function () { - _this5.logger_('remove [' + start + ' => ' + end + ']'); - _this5.sourceBuffer_.remove(start, end); - }, noop); - } - } - - /** - * Whether the underlying sourceBuffer is updating or not - * - * @return {Boolean} the updating status of the SourceBuffer - */ - - }, { - key: 'updating', - value: function updating() { - return !this.sourceBuffer_ || this.sourceBuffer_.updating || this.pendingCallback_; - } - - /** - * Set/get the timestampoffset on the SourceBuffer - * - * @return {Number} the timestamp offset - */ - - }, { - key: 'timestampOffset', - value: function timestampOffset(offset) { - var _this6 = this; - - if (typeof offset !== 'undefined') { - this.queueCallback_(function () { - _this6.sourceBuffer_.timestampOffset = offset; - }); - this.timestampOffset_ = offset; - } - return this.timestampOffset_; - } - - /** - * Queue a callback to run - */ - - }, { - key: 'queueCallback_', - value: function queueCallback_(callback, done) { - this.callbacks_.push([callback.bind(this), done]); - this.runCallback_(); - } - - /** - * Run a queued callback - */ - - }, { - key: 'runCallback_', - value: function runCallback_() { - var callbacks = void 0; - - if (!this.updating() && this.callbacks_.length && this.started_) { - callbacks = this.callbacks_.shift(); - this.pendingCallback_ = callbacks[1]; - callbacks[0](); - } - } - - /** - * dispose of the source updater and the underlying sourceBuffer - */ - - }, { - key: 'dispose', - value: function dispose() { - this.sourceBuffer_.removeEventListener('updateend', this.onUpdateendCallback_); - if (this.sourceBuffer_ && this.mediaSource.readyState === 'open') { - this.sourceBuffer_.abort(); - } - } - }]); - return SourceUpdater; - }(); - - var Config = { - GOAL_BUFFER_LENGTH: 30, - MAX_GOAL_BUFFER_LENGTH: 60, - GOAL_BUFFER_LENGTH_RATE: 1, - // A fudge factor to apply to advertised playlist bitrates to account for - // temporary flucations in client bandwidth - BANDWIDTH_VARIANCE: 1.2, - // How much of the buffer must be filled before we consider upswitching - BUFFER_LOW_WATER_LINE: 0, - MAX_BUFFER_LOW_WATER_LINE: 30, - BUFFER_LOW_WATER_LINE_RATE: 1 - }; - - var REQUEST_ERRORS = { - FAILURE: 2, - TIMEOUT: -101, - ABORTED: -102 - }; - - /** - * Turns segment byterange into a string suitable for use in - * HTTP Range requests - * - * @param {Object} byterange - an object with two values defining the start and end - * of a byte-range - */ - var byterangeStr = function byterangeStr(byterange) { - var byterangeStart = void 0; - var byterangeEnd = void 0; - - // `byterangeEnd` is one less than `offset + length` because the HTTP range - // header uses inclusive ranges - byterangeEnd = byterange.offset + byterange.length - 1; - byterangeStart = byterange.offset; - return 'bytes=' + byterangeStart + '-' + byterangeEnd; - }; - - /** - * Defines headers for use in the xhr request for a particular segment. - * - * @param {Object} segment - a simplified copy of the segmentInfo object - * from SegmentLoader - */ - var segmentXhrHeaders = function segmentXhrHeaders(segment) { - var headers = {}; - - if (segment.byterange) { - headers.Range = byterangeStr(segment.byterange); - } - return headers; - }; - - /** - * Abort all requests - * - * @param {Object} activeXhrs - an object that tracks all XHR requests - */ - var abortAll = function abortAll(activeXhrs) { - activeXhrs.forEach(function (xhr) { - xhr.abort(); - }); - }; - - /** - * Gather important bandwidth stats once a request has completed - * - * @param {Object} request - the XHR request from which to gather stats - */ - var getRequestStats = function getRequestStats(request) { - return { - bandwidth: request.bandwidth, - bytesReceived: request.bytesReceived || 0, - roundTripTime: request.roundTripTime || 0 - }; - }; - - /** - * If possible gather bandwidth stats as a request is in - * progress - * - * @param {Event} progressEvent - an event object from an XHR's progress event - */ - var getProgressStats = function getProgressStats(progressEvent) { - var request = progressEvent.target; - var roundTripTime = Date.now() - request.requestTime; - var stats = { - bandwidth: Infinity, - bytesReceived: 0, - roundTripTime: roundTripTime || 0 - }; - - stats.bytesReceived = progressEvent.loaded; - // This can result in Infinity if stats.roundTripTime is 0 but that is ok - // because we should only use bandwidth stats on progress to determine when - // abort a request early due to insufficient bandwidth - stats.bandwidth = Math.floor(stats.bytesReceived / stats.roundTripTime * 8 * 1000); - - return stats; - }; - - /** - * Handle all error conditions in one place and return an object - * with all the information - * - * @param {Error|null} error - if non-null signals an error occured with the XHR - * @param {Object} request - the XHR request that possibly generated the error - */ - var handleErrors = function handleErrors(error, request) { - if (request.timedout) { - return { - status: request.status, - message: 'HLS request timed-out at URL: ' + request.uri, - code: REQUEST_ERRORS.TIMEOUT, - xhr: request - }; - } - - if (request.aborted) { - return { - status: request.status, - message: 'HLS request aborted at URL: ' + request.uri, - code: REQUEST_ERRORS.ABORTED, - xhr: request - }; - } - - if (error) { - return { - status: request.status, - message: 'HLS request errored at URL: ' + request.uri, - code: REQUEST_ERRORS.FAILURE, - xhr: request - }; - } - - return null; - }; - - /** - * Handle responses for key data and convert the key data to the correct format - * for the decryption step later - * - * @param {Object} segment - a simplified copy of the segmentInfo object - * from SegmentLoader - * @param {Function} finishProcessingFn - a callback to execute to continue processing - * this request - */ - var handleKeyResponse = function handleKeyResponse(segment, finishProcessingFn) { - return function (error, request) { - var response = request.response; - var errorObj = handleErrors(error, request); - - if (errorObj) { - return finishProcessingFn(errorObj, segment); - } - - if (response.byteLength !== 16) { - return finishProcessingFn({ - status: request.status, - message: 'Invalid HLS key at URL: ' + request.uri, - code: REQUEST_ERRORS.FAILURE, - xhr: request - }, segment); - } - - var view = new DataView(response); - - segment.key.bytes = new Uint32Array([view.getUint32(0), view.getUint32(4), view.getUint32(8), view.getUint32(12)]); - return finishProcessingFn(null, segment); - }; - }; - - /** - * Handle init-segment responses - * - * @param {Object} segment - a simplified copy of the segmentInfo object - * from SegmentLoader - * @param {Function} finishProcessingFn - a callback to execute to continue processing - * this request - */ - var handleInitSegmentResponse = function handleInitSegmentResponse(segment, finishProcessingFn) { - return function (error, request) { - var response = request.response; - var errorObj = handleErrors(error, request); - - if (errorObj) { - return finishProcessingFn(errorObj, segment); - } - - // stop processing if received empty content - if (response.byteLength === 0) { - return finishProcessingFn({ - status: request.status, - message: 'Empty HLS segment content at URL: ' + request.uri, - code: REQUEST_ERRORS.FAILURE, - xhr: request - }, segment); - } - - segment.map.bytes = new Uint8Array(request.response); - return finishProcessingFn(null, segment); - }; - }; - - /** - * Response handler for segment-requests being sure to set the correct - * property depending on whether the segment is encryped or not - * Also records and keeps track of stats that are used for ABR purposes - * - * @param {Object} segment - a simplified copy of the segmentInfo object - * from SegmentLoader - * @param {Function} finishProcessingFn - a callback to execute to continue processing - * this request - */ - var handleSegmentResponse = function handleSegmentResponse(segment, finishProcessingFn) { - return function (error, request) { - var response = request.response; - var errorObj = handleErrors(error, request); - - if (errorObj) { - return finishProcessingFn(errorObj, segment); - } - - // stop processing if received empty content - if (response.byteLength === 0) { - return finishProcessingFn({ - status: request.status, - message: 'Empty HLS segment content at URL: ' + request.uri, - code: REQUEST_ERRORS.FAILURE, - xhr: request - }, segment); - } - - segment.stats = getRequestStats(request); - - if (segment.key) { - segment.encryptedBytes = new Uint8Array(request.response); - } else { - segment.bytes = new Uint8Array(request.response); - } - - return finishProcessingFn(null, segment); - }; - }; - - /** - * Decrypt the segment via the decryption web worker - * - * @param {WebWorker} decrypter - a WebWorker interface to AES-128 decryption routines - * @param {Object} segment - a simplified copy of the segmentInfo object - * from SegmentLoader - * @param {Function} doneFn - a callback that is executed after decryption has completed - */ - var decryptSegment = function decryptSegment(decrypter, segment, doneFn) { - var decryptionHandler = function decryptionHandler(event) { - if (event.data.source === segment.requestId) { - decrypter.removeEventListener('message', decryptionHandler); - var decrypted = event.data.decrypted; - - segment.bytes = new Uint8Array(decrypted.bytes, decrypted.byteOffset, decrypted.byteLength); - return doneFn(null, segment); - } - }; - - decrypter.addEventListener('message', decryptionHandler); - - // this is an encrypted segment - // incrementally decrypt the segment - decrypter.postMessage(createTransferableMessage({ - source: segment.requestId, - encrypted: segment.encryptedBytes, - key: segment.key.bytes, - iv: segment.key.iv - }), [segment.encryptedBytes.buffer, segment.key.bytes.buffer]); - }; - - /** - * The purpose of this function is to get the most pertinent error from the - * array of errors. - * For instance if a timeout and two aborts occur, then the aborts were - * likely triggered by the timeout so return that error object. - */ - var getMostImportantError = function getMostImportantError(errors) { - return errors.reduce(function (prev, err) { - return err.code > prev.code ? err : prev; - }); - }; - - /** - * This function waits for all XHRs to finish (with either success or failure) - * before continueing processing via it's callback. The function gathers errors - * from each request into a single errors array so that the error status for - * each request can be examined later. - * - * @param {Object} activeXhrs - an object that tracks all XHR requests - * @param {WebWorker} decrypter - a WebWorker interface to AES-128 decryption routines - * @param {Function} doneFn - a callback that is executed after all resources have been - * downloaded and any decryption completed - */ - var waitForCompletion = function waitForCompletion(activeXhrs, decrypter, doneFn) { - var errors = []; - var count = 0; - - return function (error, segment) { - if (error) { - // If there are errors, we have to abort any outstanding requests - abortAll(activeXhrs); - errors.push(error); - } - count += 1; - - if (count === activeXhrs.length) { - // Keep track of when *all* of the requests have completed - segment.endOfAllRequests = Date.now(); - - if (errors.length > 0) { - var worstError = getMostImportantError(errors); - - return doneFn(worstError, segment); - } - if (segment.encryptedBytes) { - return decryptSegment(decrypter, segment, doneFn); - } - // Otherwise, everything is ready just continue - return doneFn(null, segment); - } - }; - }; - - /** - * Simple progress event callback handler that gathers some stats before - * executing a provided callback with the `segment` object - * - * @param {Object} segment - a simplified copy of the segmentInfo object - * from SegmentLoader - * @param {Function} progressFn - a callback that is executed each time a progress event - * is received - * @param {Event} event - the progress event object from XMLHttpRequest - */ - var handleProgress = function handleProgress(segment, progressFn) { - return function (event) { - segment.stats = videojs.mergeOptions(segment.stats, getProgressStats(event)); - - // record the time that we receive the first byte of data - if (!segment.stats.firstBytesReceivedAt && segment.stats.bytesReceived) { - segment.stats.firstBytesReceivedAt = Date.now(); - } - - return progressFn(event, segment); - }; - }; - - /** - * Load all resources and does any processing necessary for a media-segment - * - * Features: - * decrypts the media-segment if it has a key uri and an iv - * aborts *all* requests if *any* one request fails - * - * The segment object, at minimum, has the following format: - * { - * resolvedUri: String, - * [byterange]: { - * offset: Number, - * length: Number - * }, - * [key]: { - * resolvedUri: String - * [byterange]: { - * offset: Number, - * length: Number - * }, - * iv: { - * bytes: Uint32Array - * } - * }, - * [map]: { - * resolvedUri: String, - * [byterange]: { - * offset: Number, - * length: Number - * }, - * [bytes]: Uint8Array - * } - * } - * ...where [name] denotes optional properties - * - * @param {Function} xhr - an instance of the xhr wrapper in xhr.js - * @param {Object} xhrOptions - the base options to provide to all xhr requests - * @param {WebWorker} decryptionWorker - a WebWorker interface to AES-128 - * decryption routines - * @param {Object} segment - a simplified copy of the segmentInfo object - * from SegmentLoader - * @param {Function} progressFn - a callback that receives progress events from the main - * segment's xhr request - * @param {Function} doneFn - a callback that is executed only once all requests have - * succeeded or failed - * @returns {Function} a function that, when invoked, immediately aborts all - * outstanding requests - */ - var mediaSegmentRequest = function mediaSegmentRequest(xhr, xhrOptions, decryptionWorker, segment, progressFn, doneFn) { - var activeXhrs = []; - var finishProcessingFn = waitForCompletion(activeXhrs, decryptionWorker, doneFn); - - // optionally, request the decryption key - if (segment.key) { - var keyRequestOptions = videojs.mergeOptions(xhrOptions, { - uri: segment.key.resolvedUri, - responseType: 'arraybuffer' - }); - var keyRequestCallback = handleKeyResponse(segment, finishProcessingFn); - var keyXhr = xhr(keyRequestOptions, keyRequestCallback); - - activeXhrs.push(keyXhr); - } - - // optionally, request the associated media init segment - if (segment.map && !segment.map.bytes) { - var initSegmentOptions = videojs.mergeOptions(xhrOptions, { - uri: segment.map.resolvedUri, - responseType: 'arraybuffer', - headers: segmentXhrHeaders(segment.map) - }); - var initSegmentRequestCallback = handleInitSegmentResponse(segment, finishProcessingFn); - var initSegmentXhr = xhr(initSegmentOptions, initSegmentRequestCallback); - - activeXhrs.push(initSegmentXhr); - } - - var segmentRequestOptions = videojs.mergeOptions(xhrOptions, { - uri: segment.resolvedUri, - responseType: 'arraybuffer', - headers: segmentXhrHeaders(segment) - }); - var segmentRequestCallback = handleSegmentResponse(segment, finishProcessingFn); - var segmentXhr = xhr(segmentRequestOptions, segmentRequestCallback); - - segmentXhr.addEventListener('progress', handleProgress(segment, progressFn)); - activeXhrs.push(segmentXhr); - - return function () { - return abortAll(activeXhrs); - }; - }; - - /** - * @file - codecs.js - Handles tasks regarding codec strings such as translating them to - * codec strings, or translating codec strings into objects that can be examined. - */ - - // Default codec parameters if none were provided for video and/or audio - var defaultCodecs = { - videoCodec: 'avc1', - videoObjectTypeIndicator: '.4d400d', - // AAC-LC - audioProfile: '2' - }; - - /** - * Parses a codec string to retrieve the number of codecs specified, - * the video codec and object type indicator, and the audio profile. - */ - - var parseCodecs = function parseCodecs() { - var codecs = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : ''; - - var result = { - codecCount: 0 - }; - var parsed = void 0; - - result.codecCount = codecs.split(',').length; - result.codecCount = result.codecCount || 2; - - // parse the video codec - parsed = /(^|\s|,)+(avc[13])([^ ,]*)/i.exec(codecs); - if (parsed) { - result.videoCodec = parsed[2]; - result.videoObjectTypeIndicator = parsed[3]; - } - - // parse the last field of the audio codec - result.audioProfile = /(^|\s|,)+mp4a.[0-9A-Fa-f]+\.([0-9A-Fa-f]+)/i.exec(codecs); - result.audioProfile = result.audioProfile && result.audioProfile[2]; - - return result; - }; - - /** - * Replace codecs in the codec string with the old apple-style `avc1.
.
` to the - * standard `avc1.`. - * - * @param codecString {String} the codec string - * @return {String} the codec string with old apple-style codecs replaced - * - * @private - */ - var mapLegacyAvcCodecs = function mapLegacyAvcCodecs(codecString) { - return codecString.replace(/avc1\.(\d+)\.(\d+)/i, function (match) { - return translateLegacyCodecs([match])[0]; - }); - }; - - /** - * Build a media mime-type string from a set of parameters - * @param {String} type either 'audio' or 'video' - * @param {String} container either 'mp2t' or 'mp4' - * @param {Array} codecs an array of codec strings to add - * @return {String} a valid media mime-type - */ - var makeMimeTypeString = function makeMimeTypeString(type, container, codecs) { - // The codecs array is filtered so that falsey values are - // dropped and don't cause Array#join to create spurious - // commas - return type + '/' + container + '; codecs="' + codecs.filter(function (c) { - return !!c; - }).join(', ') + '"'; - }; - - /** - * Returns the type container based on information in the playlist - * @param {Playlist} media the current media playlist - * @return {String} a valid media container type - */ - var getContainerType = function getContainerType(media) { - // An initialization segment means the media playlist is an iframe - // playlist or is using the mp4 container. We don't currently - // support iframe playlists, so assume this is signalling mp4 - // fragments. - if (media.segments && media.segments.length && media.segments[0].map) { - return 'mp4'; - } - return 'mp2t'; - }; - - /** - * Returns a set of codec strings parsed from the playlist or the default - * codec strings if no codecs were specified in the playlist - * @param {Playlist} media the current media playlist - * @return {Object} an object with the video and audio codecs - */ - var getCodecs = function getCodecs(media) { - // if the codecs were explicitly specified, use them instead of the - // defaults - var mediaAttributes = media.attributes || {}; - - if (mediaAttributes.CODECS) { - return parseCodecs(mediaAttributes.CODECS); - } - return defaultCodecs; - }; - - var audioProfileFromDefault = function audioProfileFromDefault(master, audioGroupId) { - if (!master.mediaGroups.AUDIO || !audioGroupId) { - return null; - } - - var audioGroup = master.mediaGroups.AUDIO[audioGroupId]; - - if (!audioGroup) { - return null; - } - - for (var name in audioGroup) { - var audioType = audioGroup[name]; - - if (audioType.default && audioType.playlists) { - // codec should be the same for all playlists within the audio type - return parseCodecs(audioType.playlists[0].attributes.CODECS).audioProfile; - } - } - - return null; - }; - - /** - * Calculates the MIME type strings for a working configuration of - * SourceBuffers to play variant streams in a master playlist. If - * there is no possible working configuration, an empty array will be - * returned. - * - * @param master {Object} the m3u8 object for the master playlist - * @param media {Object} the m3u8 object for the variant playlist - * @return {Array} the MIME type strings. If the array has more than - * one entry, the first element should be applied to the video - * SourceBuffer and the second to the audio SourceBuffer. - * - * @private - */ - var mimeTypesForPlaylist = function mimeTypesForPlaylist(master, media) { - var containerType = getContainerType(media); - var codecInfo = getCodecs(media); - var mediaAttributes = media.attributes || {}; - // Default condition for a traditional HLS (no demuxed audio/video) - var isMuxed = true; - var isMaat = false; - - if (!media) { - // Not enough information - return []; - } - - if (master.mediaGroups.AUDIO && mediaAttributes.AUDIO) { - var audioGroup = master.mediaGroups.AUDIO[mediaAttributes.AUDIO]; - - // Handle the case where we are in a multiple-audio track scenario - if (audioGroup) { - isMaat = true; - // Start with the everything demuxed then... - isMuxed = false; - // ...check to see if any audio group tracks are muxed (ie. lacking a uri) - for (var groupId in audioGroup) { - // either a uri is present (if the case of HLS and an external playlist), or - // playlists is present (in the case of DASH where we don't have external audio - // playlists) - if (!audioGroup[groupId].uri && !audioGroup[groupId].playlists) { - isMuxed = true; - break; - } - } - } - } - - // HLS with multiple-audio tracks must always get an audio codec. - // Put another way, there is no way to have a video-only multiple-audio HLS! - if (isMaat && !codecInfo.audioProfile) { - if (!isMuxed) { - // It is possible for codecs to be specified on the audio media group playlist but - // not on the rendition playlist. This is mostly the case for DASH, where audio and - // video are always separate (and separately specified). - codecInfo.audioProfile = audioProfileFromDefault(master, mediaAttributes.AUDIO); - } - - if (!codecInfo.audioProfile) { - videojs.log.warn('Multiple audio tracks present but no audio codec string is specified. ' + 'Attempting to use the default audio codec (mp4a.40.2)'); - codecInfo.audioProfile = defaultCodecs.audioProfile; - } - } - - // Generate the final codec strings from the codec object generated above - var codecStrings = {}; - - if (codecInfo.videoCodec) { - codecStrings.video = '' + codecInfo.videoCodec + codecInfo.videoObjectTypeIndicator; - } - - if (codecInfo.audioProfile) { - codecStrings.audio = 'mp4a.40.' + codecInfo.audioProfile; - } - - // Finally, make and return an array with proper mime-types depending on - // the configuration - var justAudio = makeMimeTypeString('audio', containerType, [codecStrings.audio]); - var justVideo = makeMimeTypeString('video', containerType, [codecStrings.video]); - var bothVideoAudio = makeMimeTypeString('video', containerType, [codecStrings.video, codecStrings.audio]); - - if (isMaat) { - if (!isMuxed && codecStrings.video) { - return [justVideo, justAudio]; - } - - if (!isMuxed && !codecStrings.video) { - // There is no muxed content and no video codec string, so this is an audio only - // stream with alternate audio. - return [justAudio, justAudio]; - } - - // There exists the possiblity that this will return a `video/container` - // mime-type for the first entry in the array even when there is only audio. - // This doesn't appear to be a problem and simplifies the code. - return [bothVideoAudio, justAudio]; - } - - // If there is no video codec at all, always just return a single - // audio/ mime-type - if (!codecStrings.video) { - return [justAudio]; - } - - // When not using separate audio media groups, audio and video is - // *always* muxed - return [bothVideoAudio]; - }; - - // Utilities - - /** - * Returns the CSS value for the specified property on an element - * using `getComputedStyle`. Firefox has a long-standing issue where - * getComputedStyle() may return null when running in an iframe with - * `display: none`. - * - * @see https://bugzilla.mozilla.org/show_bug.cgi?id=548397 - * @param {HTMLElement} el the htmlelement to work on - * @param {string} the proprety to get the style for - */ - var safeGetComputedStyle = function safeGetComputedStyle(el, property) { - var result = void 0; - - if (!el) { - return ''; - } - - result = window_1.getComputedStyle(el); - if (!result) { - return ''; - } - - return result[property]; - }; - - /** - * Resuable stable sort function - * - * @param {Playlists} array - * @param {Function} sortFn Different comparators - * @function stableSort - */ - var stableSort = function stableSort(array, sortFn) { - var newArray = array.slice(); - - array.sort(function (left, right) { - var cmp = sortFn(left, right); - - if (cmp === 0) { - return newArray.indexOf(left) - newArray.indexOf(right); - } - return cmp; - }); - }; - - /** - * A comparator function to sort two playlist object by bandwidth. - * - * @param {Object} left a media playlist object - * @param {Object} right a media playlist object - * @return {Number} Greater than zero if the bandwidth attribute of - * left is greater than the corresponding attribute of right. Less - * than zero if the bandwidth of right is greater than left and - * exactly zero if the two are equal. - */ - var comparePlaylistBandwidth = function comparePlaylistBandwidth(left, right) { - var leftBandwidth = void 0; - var rightBandwidth = void 0; - - if (left.attributes.BANDWIDTH) { - leftBandwidth = left.attributes.BANDWIDTH; - } - leftBandwidth = leftBandwidth || window_1.Number.MAX_VALUE; - if (right.attributes.BANDWIDTH) { - rightBandwidth = right.attributes.BANDWIDTH; - } - rightBandwidth = rightBandwidth || window_1.Number.MAX_VALUE; - - return leftBandwidth - rightBandwidth; - }; - - /** - * A comparator function to sort two playlist object by resolution (width). - * @param {Object} left a media playlist object - * @param {Object} right a media playlist object - * @return {Number} Greater than zero if the resolution.width attribute of - * left is greater than the corresponding attribute of right. Less - * than zero if the resolution.width of right is greater than left and - * exactly zero if the two are equal. - */ - var comparePlaylistResolution = function comparePlaylistResolution(left, right) { - var leftWidth = void 0; - var rightWidth = void 0; - - if (left.attributes.RESOLUTION && left.attributes.RESOLUTION.width) { - leftWidth = left.attributes.RESOLUTION.width; - } - - leftWidth = leftWidth || window_1.Number.MAX_VALUE; - - if (right.attributes.RESOLUTION && right.attributes.RESOLUTION.width) { - rightWidth = right.attributes.RESOLUTION.width; - } - - rightWidth = rightWidth || window_1.Number.MAX_VALUE; - - // NOTE - Fallback to bandwidth sort as appropriate in cases where multiple renditions - // have the same media dimensions/ resolution - if (leftWidth === rightWidth && left.attributes.BANDWIDTH && right.attributes.BANDWIDTH) { - return left.attributes.BANDWIDTH - right.attributes.BANDWIDTH; - } - return leftWidth - rightWidth; - }; - - /** - * Chooses the appropriate media playlist based on bandwidth and player size - * - * @param {Object} master - * Object representation of the master manifest - * @param {Number} playerBandwidth - * Current calculated bandwidth of the player - * @param {Number} playerWidth - * Current width of the player element - * @param {Number} playerHeight - * Current height of the player element - * @return {Playlist} the highest bitrate playlist less than the - * currently detected bandwidth, accounting for some amount of - * bandwidth variance - */ - var simpleSelector = function simpleSelector(master, playerBandwidth, playerWidth, playerHeight) { - // convert the playlists to an intermediary representation to make comparisons easier - var sortedPlaylistReps = master.playlists.map(function (playlist) { - var width = void 0; - var height = void 0; - var bandwidth = void 0; - - width = playlist.attributes.RESOLUTION && playlist.attributes.RESOLUTION.width; - height = playlist.attributes.RESOLUTION && playlist.attributes.RESOLUTION.height; - bandwidth = playlist.attributes.BANDWIDTH; - - bandwidth = bandwidth || window_1.Number.MAX_VALUE; - - return { - bandwidth: bandwidth, - width: width, - height: height, - playlist: playlist - }; - }); - - stableSort(sortedPlaylistReps, function (left, right) { - return left.bandwidth - right.bandwidth; - }); - - // filter out any playlists that have been excluded due to - // incompatible configurations - sortedPlaylistReps = sortedPlaylistReps.filter(function (rep) { - return !Playlist.isIncompatible(rep.playlist); - }); - - // filter out any playlists that have been disabled manually through the representations - // api or blacklisted temporarily due to playback errors. - var enabledPlaylistReps = sortedPlaylistReps.filter(function (rep) { - return Playlist.isEnabled(rep.playlist); - }); - - if (!enabledPlaylistReps.length) { - // if there are no enabled playlists, then they have all been blacklisted or disabled - // by the user through the representations api. In this case, ignore blacklisting and - // fallback to what the user wants by using playlists the user has not disabled. - enabledPlaylistReps = sortedPlaylistReps.filter(function (rep) { - return !Playlist.isDisabled(rep.playlist); - }); - } - - // filter out any variant that has greater effective bitrate - // than the current estimated bandwidth - var bandwidthPlaylistReps = enabledPlaylistReps.filter(function (rep) { - return rep.bandwidth * Config.BANDWIDTH_VARIANCE < playerBandwidth; - }); - - var highestRemainingBandwidthRep = bandwidthPlaylistReps[bandwidthPlaylistReps.length - 1]; - - // get all of the renditions with the same (highest) bandwidth - // and then taking the very first element - var bandwidthBestRep = bandwidthPlaylistReps.filter(function (rep) { - return rep.bandwidth === highestRemainingBandwidthRep.bandwidth; - })[0]; - - // filter out playlists without resolution information - var haveResolution = bandwidthPlaylistReps.filter(function (rep) { - return rep.width && rep.height; - }); - - // sort variants by resolution - stableSort(haveResolution, function (left, right) { - return left.width - right.width; - }); - - // if we have the exact resolution as the player use it - var resolutionBestRepList = haveResolution.filter(function (rep) { - return rep.width === playerWidth && rep.height === playerHeight; - }); - - highestRemainingBandwidthRep = resolutionBestRepList[resolutionBestRepList.length - 1]; - // ensure that we pick the highest bandwidth variant that have exact resolution - var resolutionBestRep = resolutionBestRepList.filter(function (rep) { - return rep.bandwidth === highestRemainingBandwidthRep.bandwidth; - })[0]; - - var resolutionPlusOneList = void 0; - var resolutionPlusOneSmallest = void 0; - var resolutionPlusOneRep = void 0; - - // find the smallest variant that is larger than the player - // if there is no match of exact resolution - if (!resolutionBestRep) { - resolutionPlusOneList = haveResolution.filter(function (rep) { - return rep.width > playerWidth || rep.height > playerHeight; - }); - - // find all the variants have the same smallest resolution - resolutionPlusOneSmallest = resolutionPlusOneList.filter(function (rep) { - return rep.width === resolutionPlusOneList[0].width && rep.height === resolutionPlusOneList[0].height; - }); - - // ensure that we also pick the highest bandwidth variant that - // is just-larger-than the video player - highestRemainingBandwidthRep = resolutionPlusOneSmallest[resolutionPlusOneSmallest.length - 1]; - resolutionPlusOneRep = resolutionPlusOneSmallest.filter(function (rep) { - return rep.bandwidth === highestRemainingBandwidthRep.bandwidth; - })[0]; - } - - // fallback chain of variants - var chosenRep = resolutionPlusOneRep || resolutionBestRep || bandwidthBestRep || enabledPlaylistReps[0] || sortedPlaylistReps[0]; - - return chosenRep ? chosenRep.playlist : null; - }; - - // Playlist Selectors - - /** - * Chooses the appropriate media playlist based on the most recent - * bandwidth estimate and the player size. - * - * Expects to be called within the context of an instance of HlsHandler - * - * @return {Playlist} the highest bitrate playlist less than the - * currently detected bandwidth, accounting for some amount of - * bandwidth variance - */ - var lastBandwidthSelector = function lastBandwidthSelector() { - return simpleSelector(this.playlists.master, this.systemBandwidth, parseInt(safeGetComputedStyle(this.tech_.el(), 'width'), 10), parseInt(safeGetComputedStyle(this.tech_.el(), 'height'), 10)); - }; - - /** - * Chooses the appropriate media playlist based on the potential to rebuffer - * - * @param {Object} settings - * Object of information required to use this selector - * @param {Object} settings.master - * Object representation of the master manifest - * @param {Number} settings.currentTime - * The current time of the player - * @param {Number} settings.bandwidth - * Current measured bandwidth - * @param {Number} settings.duration - * Duration of the media - * @param {Number} settings.segmentDuration - * Segment duration to be used in round trip time calculations - * @param {Number} settings.timeUntilRebuffer - * Time left in seconds until the player has to rebuffer - * @param {Number} settings.currentTimeline - * The current timeline segments are being loaded from - * @param {SyncController} settings.syncController - * SyncController for determining if we have a sync point for a given playlist - * @return {Object|null} - * {Object} return.playlist - * The highest bandwidth playlist with the least amount of rebuffering - * {Number} return.rebufferingImpact - * The amount of time in seconds switching to this playlist will rebuffer. A - * negative value means that switching will cause zero rebuffering. - */ - var minRebufferMaxBandwidthSelector = function minRebufferMaxBandwidthSelector(settings) { - var master = settings.master, - currentTime = settings.currentTime, - bandwidth = settings.bandwidth, - duration$$1 = settings.duration, - segmentDuration = settings.segmentDuration, - timeUntilRebuffer = settings.timeUntilRebuffer, - currentTimeline = settings.currentTimeline, - syncController = settings.syncController; - - // filter out any playlists that have been excluded due to - // incompatible configurations - - var compatiblePlaylists = master.playlists.filter(function (playlist) { - return !Playlist.isIncompatible(playlist); - }); - - // filter out any playlists that have been disabled manually through the representations - // api or blacklisted temporarily due to playback errors. - var enabledPlaylists = compatiblePlaylists.filter(Playlist.isEnabled); - - if (!enabledPlaylists.length) { - // if there are no enabled playlists, then they have all been blacklisted or disabled - // by the user through the representations api. In this case, ignore blacklisting and - // fallback to what the user wants by using playlists the user has not disabled. - enabledPlaylists = compatiblePlaylists.filter(function (playlist) { - return !Playlist.isDisabled(playlist); - }); - } - - var bandwidthPlaylists = enabledPlaylists.filter(Playlist.hasAttribute.bind(null, 'BANDWIDTH')); - - var rebufferingEstimates = bandwidthPlaylists.map(function (playlist) { - var syncPoint = syncController.getSyncPoint(playlist, duration$$1, currentTimeline, currentTime); - // If there is no sync point for this playlist, switching to it will require a - // sync request first. This will double the request time - var numRequests = syncPoint ? 1 : 2; - var requestTimeEstimate = Playlist.estimateSegmentRequestTime(segmentDuration, bandwidth, playlist); - var rebufferingImpact = requestTimeEstimate * numRequests - timeUntilRebuffer; - - return { - playlist: playlist, - rebufferingImpact: rebufferingImpact - }; - }); - - var noRebufferingPlaylists = rebufferingEstimates.filter(function (estimate) { - return estimate.rebufferingImpact <= 0; - }); - - // Sort by bandwidth DESC - stableSort(noRebufferingPlaylists, function (a, b) { - return comparePlaylistBandwidth(b.playlist, a.playlist); - }); - - if (noRebufferingPlaylists.length) { - return noRebufferingPlaylists[0]; - } - - stableSort(rebufferingEstimates, function (a, b) { - return a.rebufferingImpact - b.rebufferingImpact; - }); - - return rebufferingEstimates[0] || null; - }; - - /** - * Chooses the appropriate media playlist, which in this case is the lowest bitrate - * one with video. If no renditions with video exist, return the lowest audio rendition. - * - * Expects to be called within the context of an instance of HlsHandler - * - * @return {Object|null} - * {Object} return.playlist - * The lowest bitrate playlist that contains a video codec. If no such rendition - * exists pick the lowest audio rendition. - */ - var lowestBitrateCompatibleVariantSelector = function lowestBitrateCompatibleVariantSelector() { - // filter out any playlists that have been excluded due to - // incompatible configurations or playback errors - var playlists = this.playlists.master.playlists.filter(Playlist.isEnabled); - - // Sort ascending by bitrate - stableSort(playlists, function (a, b) { - return comparePlaylistBandwidth(a, b); - }); - - // Parse and assume that playlists with no video codec have no video - // (this is not necessarily true, although it is generally true). - // - // If an entire manifest has no valid videos everything will get filtered - // out. - var playlistsWithVideo = playlists.filter(function (playlist) { - return parseCodecs(playlist.attributes.CODECS).videoCodec; - }); - - return playlistsWithVideo[0] || null; - }; - - /** - * @file segment-loader.js - */ - - // in ms - var CHECK_BUFFER_DELAY = 500; - - /** - * Determines if we should call endOfStream on the media source based - * on the state of the buffer or if appened segment was the final - * segment in the playlist. - * - * @param {Object} playlist a media playlist object - * @param {Object} mediaSource the MediaSource object - * @param {Number} segmentIndex the index of segment we last appended - * @returns {Boolean} do we need to call endOfStream on the MediaSource - */ - var detectEndOfStream = function detectEndOfStream(playlist, mediaSource, segmentIndex) { - if (!playlist || !mediaSource) { - return false; - } - - var segments = playlist.segments; - - // determine a few boolean values to help make the branch below easier - // to read - var appendedLastSegment = segmentIndex === segments.length; - - // if we've buffered to the end of the video, we need to call endOfStream - // so that MediaSources can trigger the `ended` event when it runs out of - // buffered data instead of waiting for me - return playlist.endList && mediaSource.readyState === 'open' && appendedLastSegment; - }; - - var finite = function finite(num) { - return typeof num === 'number' && isFinite(num); - }; - - var illegalMediaSwitch = function illegalMediaSwitch(loaderType, startingMedia, newSegmentMedia) { - // Although these checks should most likely cover non 'main' types, for now it narrows - // the scope of our checks. - if (loaderType !== 'main' || !startingMedia || !newSegmentMedia) { - return null; - } - - if (!newSegmentMedia.containsAudio && !newSegmentMedia.containsVideo) { - return 'Neither audio nor video found in segment.'; - } - - if (startingMedia.containsVideo && !newSegmentMedia.containsVideo) { - return 'Only audio found in segment when we expected video.' + ' We can\'t switch to audio only from a stream that had video.' + ' To get rid of this message, please add codec information to the manifest.'; - } - - if (!startingMedia.containsVideo && newSegmentMedia.containsVideo) { - return 'Video found in segment when we expected only audio.' + ' We can\'t switch to a stream with video from an audio only stream.' + ' To get rid of this message, please add codec information to the manifest.'; - } - - return null; - }; - - /** - * Calculates a time value that is safe to remove from the back buffer without interupting - * playback. - * - * @param {TimeRange} seekable - * The current seekable range - * @param {Number} currentTime - * The current time of the player - * @param {Number} targetDuration - * The target duration of the current playlist - * @return {Number} - * Time that is safe to remove from the back buffer without interupting playback - */ - var safeBackBufferTrimTime = function safeBackBufferTrimTime(seekable$$1, currentTime, targetDuration) { - var removeToTime = void 0; - - if (seekable$$1.length && seekable$$1.start(0) > 0 && seekable$$1.start(0) < currentTime) { - // If we have a seekable range use that as the limit for what can be removed safely - removeToTime = seekable$$1.start(0); - } else { - // otherwise remove anything older than 30 seconds before the current play head - removeToTime = currentTime - 30; - } - - // Don't allow removing from the buffer within target duration of current time - // to avoid the possibility of removing the GOP currently being played which could - // cause playback stalls. - return Math.min(removeToTime, currentTime - targetDuration); - }; - - var segmentInfoString = function segmentInfoString(segmentInfo) { - var _segmentInfo$segment = segmentInfo.segment, - start = _segmentInfo$segment.start, - end = _segmentInfo$segment.end, - _segmentInfo$playlist = segmentInfo.playlist, - seq = _segmentInfo$playlist.mediaSequence, - id = _segmentInfo$playlist.id, - _segmentInfo$playlist2 = _segmentInfo$playlist.segments, - segments = _segmentInfo$playlist2 === undefined ? [] : _segmentInfo$playlist2, - index = segmentInfo.mediaIndex, - timeline = segmentInfo.timeline; - - - return ['appending [' + index + '] of [' + seq + ', ' + (seq + segments.length) + '] from playlist [' + id + ']', '[' + start + ' => ' + end + '] in timeline [' + timeline + ']'].join(' '); - }; - - /** - * An object that manages segment loading and appending. - * - * @class SegmentLoader - * @param {Object} options required and optional options - * @extends videojs.EventTarget - */ - - var SegmentLoader = function (_videojs$EventTarget) { - inherits$1(SegmentLoader, _videojs$EventTarget); - - function SegmentLoader(settings) { - classCallCheck$1(this, SegmentLoader); - - // check pre-conditions - var _this = possibleConstructorReturn$1(this, (SegmentLoader.__proto__ || Object.getPrototypeOf(SegmentLoader)).call(this)); - - if (!settings) { - throw new TypeError('Initialization settings are required'); - } - if (typeof settings.currentTime !== 'function') { - throw new TypeError('No currentTime getter specified'); - } - if (!settings.mediaSource) { - throw new TypeError('No MediaSource specified'); - } - // public properties - _this.bandwidth = settings.bandwidth; - _this.throughput = { rate: 0, count: 0 }; - _this.roundTrip = NaN; - _this.resetStats_(); - _this.mediaIndex = null; - - // private settings - _this.hasPlayed_ = settings.hasPlayed; - _this.currentTime_ = settings.currentTime; - _this.seekable_ = settings.seekable; - _this.seeking_ = settings.seeking; - _this.duration_ = settings.duration; - _this.mediaSource_ = settings.mediaSource; - _this.hls_ = settings.hls; - _this.loaderType_ = settings.loaderType; - _this.startingMedia_ = void 0; - _this.segmentMetadataTrack_ = settings.segmentMetadataTrack; - _this.goalBufferLength_ = settings.goalBufferLength; - _this.sourceType_ = settings.sourceType; - _this.state_ = 'INIT'; - - // private instance variables - _this.checkBufferTimeout_ = null; - _this.error_ = void 0; - _this.currentTimeline_ = -1; - _this.pendingSegment_ = null; - _this.mimeType_ = null; - _this.sourceUpdater_ = null; - _this.xhrOptions_ = null; - - // Fragmented mp4 playback - _this.activeInitSegmentId_ = null; - _this.initSegments_ = {}; - - _this.decrypter_ = settings.decrypter; - - // Manages the tracking and generation of sync-points, mappings - // between a time in the display time and a segment index within - // a playlist - _this.syncController_ = settings.syncController; - _this.syncPoint_ = { - segmentIndex: 0, - time: 0 - }; - - _this.syncController_.on('syncinfoupdate', function () { - return _this.trigger('syncinfoupdate'); - }); - - _this.mediaSource_.addEventListener('sourceopen', function () { - return _this.ended_ = false; - }); - - // ...for determining the fetch location - _this.fetchAtBuffer_ = false; - - _this.logger_ = logger('SegmentLoader[' + _this.loaderType_ + ']'); - - Object.defineProperty(_this, 'state', { - get: function get$$1() { - return this.state_; - }, - set: function set$$1(newState) { - if (newState !== this.state_) { - this.logger_(this.state_ + ' -> ' + newState); - this.state_ = newState; - } - } - }); - return _this; - } - - /** - * reset all of our media stats - * - * @private - */ - - - createClass(SegmentLoader, [{ - key: 'resetStats_', - value: function resetStats_() { - this.mediaBytesTransferred = 0; - this.mediaRequests = 0; - this.mediaRequestsAborted = 0; - this.mediaRequestsTimedout = 0; - this.mediaRequestsErrored = 0; - this.mediaTransferDuration = 0; - this.mediaSecondsLoaded = 0; - } - - /** - * dispose of the SegmentLoader and reset to the default state - */ - - }, { - key: 'dispose', - value: function dispose() { - this.state = 'DISPOSED'; - this.pause(); - this.abort_(); - if (this.sourceUpdater_) { - this.sourceUpdater_.dispose(); - } - this.resetStats_(); - } - - /** - * abort anything that is currently doing on with the SegmentLoader - * and reset to a default state - */ - - }, { - key: 'abort', - value: function abort() { - if (this.state !== 'WAITING') { - if (this.pendingSegment_) { - this.pendingSegment_ = null; - } - return; - } - - this.abort_(); - - // We aborted the requests we were waiting on, so reset the loader's state to READY - // since we are no longer "waiting" on any requests. XHR callback is not always run - // when the request is aborted. This will prevent the loader from being stuck in the - // WAITING state indefinitely. - this.state = 'READY'; - - // don't wait for buffer check timeouts to begin fetching the - // next segment - if (!this.paused()) { - this.monitorBuffer_(); - } - } - - /** - * abort all pending xhr requests and null any pending segements - * - * @private - */ - - }, { - key: 'abort_', - value: function abort_() { - if (this.pendingSegment_) { - this.pendingSegment_.abortRequests(); - } - - // clear out the segment being processed - this.pendingSegment_ = null; - } - - /** - * set an error on the segment loader and null out any pending segements - * - * @param {Error} error the error to set on the SegmentLoader - * @return {Error} the error that was set or that is currently set - */ - - }, { - key: 'error', - value: function error(_error) { - if (typeof _error !== 'undefined') { - this.error_ = _error; - } - - this.pendingSegment_ = null; - return this.error_; - } - }, { - key: 'endOfStream', - value: function endOfStream() { - this.ended_ = true; - this.pause(); - this.trigger('ended'); - } - - /** - * Indicates which time ranges are buffered - * - * @return {TimeRange} - * TimeRange object representing the current buffered ranges - */ - - }, { - key: 'buffered_', - value: function buffered_() { - if (!this.sourceUpdater_) { - return videojs.createTimeRanges(); - } - - return this.sourceUpdater_.buffered(); - } - - /** - * Gets and sets init segment for the provided map - * - * @param {Object} map - * The map object representing the init segment to get or set - * @param {Boolean=} set - * If true, the init segment for the provided map should be saved - * @return {Object} - * map object for desired init segment - */ - - }, { - key: 'initSegment', - value: function initSegment(map) { - var set$$1 = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false; - - if (!map) { - return null; - } - - var id = initSegmentId(map); - var storedMap = this.initSegments_[id]; - - if (set$$1 && !storedMap && map.bytes) { - this.initSegments_[id] = storedMap = { - resolvedUri: map.resolvedUri, - byterange: map.byterange, - bytes: map.bytes - }; - } - - return storedMap || map; - } - - /** - * Returns true if all configuration required for loading is present, otherwise false. - * - * @return {Boolean} True if the all configuration is ready for loading - * @private - */ - - }, { - key: 'couldBeginLoading_', - value: function couldBeginLoading_() { - return this.playlist_ && ( - // the source updater is created when init_ is called, so either having a - // source updater or being in the INIT state with a mimeType is enough - // to say we have all the needed configuration to start loading. - this.sourceUpdater_ || this.mimeType_ && this.state === 'INIT') && !this.paused(); - } - - /** - * load a playlist and start to fill the buffer - */ - - }, { - key: 'load', - value: function load() { - // un-pause - this.monitorBuffer_(); - - // if we don't have a playlist yet, keep waiting for one to be - // specified - if (!this.playlist_) { - return; - } - - // not sure if this is the best place for this - this.syncController_.setDateTimeMapping(this.playlist_); - - // if all the configuration is ready, initialize and begin loading - if (this.state === 'INIT' && this.couldBeginLoading_()) { - return this.init_(); - } - - // if we're in the middle of processing a segment already, don't - // kick off an additional segment request - if (!this.couldBeginLoading_() || this.state !== 'READY' && this.state !== 'INIT') { - return; - } - - this.state = 'READY'; - } - - /** - * Once all the starting parameters have been specified, begin - * operation. This method should only be invoked from the INIT - * state. - * - * @private - */ - - }, { - key: 'init_', - value: function init_() { - this.state = 'READY'; - this.sourceUpdater_ = new SourceUpdater(this.mediaSource_, this.mimeType_, this.loaderType_, this.sourceBufferEmitter_); - this.resetEverything(); - return this.monitorBuffer_(); - } - - /** - * set a playlist on the segment loader - * - * @param {PlaylistLoader} media the playlist to set on the segment loader - */ - - }, { - key: 'playlist', - value: function playlist(newPlaylist) { - var options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {}; - - if (!newPlaylist) { - return; - } - - var oldPlaylist = this.playlist_; - var segmentInfo = this.pendingSegment_; - - this.playlist_ = newPlaylist; - this.xhrOptions_ = options; - - // when we haven't started playing yet, the start of a live playlist - // is always our zero-time so force a sync update each time the playlist - // is refreshed from the server - if (!this.hasPlayed_()) { - newPlaylist.syncInfo = { - mediaSequence: newPlaylist.mediaSequence, - time: 0 - }; - } - - var oldId = oldPlaylist ? oldPlaylist.id : null; - - this.logger_('playlist update [' + oldId + ' => ' + newPlaylist.id + ']'); - - // in VOD, this is always a rendition switch (or we updated our syncInfo above) - // in LIVE, we always want to update with new playlists (including refreshes) - this.trigger('syncinfoupdate'); - - // if we were unpaused but waiting for a playlist, start - // buffering now - if (this.state === 'INIT' && this.couldBeginLoading_()) { - return this.init_(); - } - - if (!oldPlaylist || oldPlaylist.uri !== newPlaylist.uri) { - if (this.mediaIndex !== null) { - // we must "resync" the segment loader when we switch renditions and - // the segment loader is already synced to the previous rendition - this.resyncLoader(); - } - - // the rest of this function depends on `oldPlaylist` being defined - return; - } - - // we reloaded the same playlist so we are in a live scenario - // and we will likely need to adjust the mediaIndex - var mediaSequenceDiff = newPlaylist.mediaSequence - oldPlaylist.mediaSequence; - - this.logger_('live window shift [' + mediaSequenceDiff + ']'); - - // update the mediaIndex on the SegmentLoader - // this is important because we can abort a request and this value must be - // equal to the last appended mediaIndex - if (this.mediaIndex !== null) { - this.mediaIndex -= mediaSequenceDiff; - } - - // update the mediaIndex on the SegmentInfo object - // this is important because we will update this.mediaIndex with this value - // in `handleUpdateEnd_` after the segment has been successfully appended - if (segmentInfo) { - segmentInfo.mediaIndex -= mediaSequenceDiff; - - // we need to update the referenced segment so that timing information is - // saved for the new playlist's segment, however, if the segment fell off the - // playlist, we can leave the old reference and just lose the timing info - if (segmentInfo.mediaIndex >= 0) { - segmentInfo.segment = newPlaylist.segments[segmentInfo.mediaIndex]; - } - } - - this.syncController_.saveExpiredSegmentInfo(oldPlaylist, newPlaylist); - } - - /** - * Prevent the loader from fetching additional segments. If there - * is a segment request outstanding, it will finish processing - * before the loader halts. A segment loader can be unpaused by - * calling load(). - */ - - }, { - key: 'pause', - value: function pause() { - if (this.checkBufferTimeout_) { - window_1.clearTimeout(this.checkBufferTimeout_); - - this.checkBufferTimeout_ = null; - } - } - - /** - * Returns whether the segment loader is fetching additional - * segments when given the opportunity. This property can be - * modified through calls to pause() and load(). - */ - - }, { - key: 'paused', - value: function paused() { - return this.checkBufferTimeout_ === null; - } - - /** - * create/set the following mimetype on the SourceBuffer through a - * SourceUpdater - * - * @param {String} mimeType the mime type string to use - * @param {Object} sourceBufferEmitter an event emitter that fires when a source buffer - * is added to the media source - */ - - }, { - key: 'mimeType', - value: function mimeType(_mimeType, sourceBufferEmitter) { - if (this.mimeType_) { - return; - } - - this.mimeType_ = _mimeType; - this.sourceBufferEmitter_ = sourceBufferEmitter; - // if we were unpaused but waiting for a sourceUpdater, start - // buffering now - if (this.state === 'INIT' && this.couldBeginLoading_()) { - this.init_(); - } - } - - /** - * Delete all the buffered data and reset the SegmentLoader - */ - - }, { - key: 'resetEverything', - value: function resetEverything() { - this.ended_ = false; - this.resetLoader(); - this.remove(0, this.duration_()); - this.trigger('reseteverything'); - } - - /** - * Force the SegmentLoader to resync and start loading around the currentTime instead - * of starting at the end of the buffer - * - * Useful for fast quality changes - */ - - }, { - key: 'resetLoader', - value: function resetLoader() { - this.fetchAtBuffer_ = false; - this.resyncLoader(); - } - - /** - * Force the SegmentLoader to restart synchronization and make a conservative guess - * before returning to the simple walk-forward method - */ - - }, { - key: 'resyncLoader', - value: function resyncLoader() { - this.mediaIndex = null; - this.syncPoint_ = null; - this.abort(); - } - - /** - * Remove any data in the source buffer between start and end times - * @param {Number} start - the start time of the region to remove from the buffer - * @param {Number} end - the end time of the region to remove from the buffer - */ - - }, { - key: 'remove', - value: function remove(start, end) { - if (this.sourceUpdater_) { - this.sourceUpdater_.remove(start, end); - } - removeCuesFromTrack(start, end, this.segmentMetadataTrack_); - } - - /** - * (re-)schedule monitorBufferTick_ to run as soon as possible - * - * @private - */ - - }, { - key: 'monitorBuffer_', - value: function monitorBuffer_() { - if (this.checkBufferTimeout_) { - window_1.clearTimeout(this.checkBufferTimeout_); - } - - this.checkBufferTimeout_ = window_1.setTimeout(this.monitorBufferTick_.bind(this), 1); - } - - /** - * As long as the SegmentLoader is in the READY state, periodically - * invoke fillBuffer_(). - * - * @private - */ - - }, { - key: 'monitorBufferTick_', - value: function monitorBufferTick_() { - if (this.state === 'READY') { - this.fillBuffer_(); - } - - if (this.checkBufferTimeout_) { - window_1.clearTimeout(this.checkBufferTimeout_); - } - - this.checkBufferTimeout_ = window_1.setTimeout(this.monitorBufferTick_.bind(this), CHECK_BUFFER_DELAY); - } - - /** - * fill the buffer with segements unless the sourceBuffers are - * currently updating - * - * Note: this function should only ever be called by monitorBuffer_ - * and never directly - * - * @private - */ - - }, { - key: 'fillBuffer_', - value: function fillBuffer_() { - if (this.sourceUpdater_.updating()) { - return; - } - - if (!this.syncPoint_) { - this.syncPoint_ = this.syncController_.getSyncPoint(this.playlist_, this.duration_(), this.currentTimeline_, this.currentTime_()); - } - - // see if we need to begin loading immediately - var segmentInfo = this.checkBuffer_(this.buffered_(), this.playlist_, this.mediaIndex, this.hasPlayed_(), this.currentTime_(), this.syncPoint_); - - if (!segmentInfo) { - return; - } - - var isEndOfStream = detectEndOfStream(this.playlist_, this.mediaSource_, segmentInfo.mediaIndex); - - if (isEndOfStream) { - this.endOfStream(); - return; - } - - if (segmentInfo.mediaIndex === this.playlist_.segments.length - 1 && this.mediaSource_.readyState === 'ended' && !this.seeking_()) { - return; - } - - // We will need to change timestampOffset of the sourceBuffer if either of - // the following conditions are true: - // - The segment.timeline !== this.currentTimeline - // (we are crossing a discontinuity somehow) - // - The "timestampOffset" for the start of this segment is less than - // the currently set timestampOffset - if (segmentInfo.timeline !== this.currentTimeline_ || segmentInfo.startOfSegment !== null && segmentInfo.startOfSegment < this.sourceUpdater_.timestampOffset()) { - this.syncController_.reset(); - segmentInfo.timestampOffset = segmentInfo.startOfSegment; - } - - this.loadSegment_(segmentInfo); - } - - /** - * Determines what segment request should be made, given current playback - * state. - * - * @param {TimeRanges} buffered - the state of the buffer - * @param {Object} playlist - the playlist object to fetch segments from - * @param {Number} mediaIndex - the previous mediaIndex fetched or null - * @param {Boolean} hasPlayed - a flag indicating whether we have played or not - * @param {Number} currentTime - the playback position in seconds - * @param {Object} syncPoint - a segment info object that describes the - * @returns {Object} a segment request object that describes the segment to load - */ - - }, { - key: 'checkBuffer_', - value: function checkBuffer_(buffered, playlist, mediaIndex, hasPlayed, currentTime, syncPoint) { - var lastBufferedEnd = 0; - var startOfSegment = void 0; - - if (buffered.length) { - lastBufferedEnd = buffered.end(buffered.length - 1); - } - - var bufferedTime = Math.max(0, lastBufferedEnd - currentTime); - - if (!playlist.segments.length) { - return null; - } - - // if there is plenty of content buffered, and the video has - // been played before relax for awhile - if (bufferedTime >= this.goalBufferLength_()) { - return null; - } - - // if the video has not yet played once, and we already have - // one segment downloaded do nothing - if (!hasPlayed && bufferedTime >= 1) { - return null; - } - - // When the syncPoint is null, there is no way of determining a good - // conservative segment index to fetch from - // The best thing to do here is to get the kind of sync-point data by - // making a request - if (syncPoint === null) { - mediaIndex = this.getSyncSegmentCandidate_(playlist); - return this.generateSegmentInfo_(playlist, mediaIndex, null, true); - } - - // Under normal playback conditions fetching is a simple walk forward - if (mediaIndex !== null) { - var segment = playlist.segments[mediaIndex]; - - if (segment && segment.end) { - startOfSegment = segment.end; - } else { - startOfSegment = lastBufferedEnd; - } - return this.generateSegmentInfo_(playlist, mediaIndex + 1, startOfSegment, false); - } - - // There is a sync-point but the lack of a mediaIndex indicates that - // we need to make a good conservative guess about which segment to - // fetch - if (this.fetchAtBuffer_) { - // Find the segment containing the end of the buffer - var mediaSourceInfo = Playlist.getMediaInfoForTime(playlist, lastBufferedEnd, syncPoint.segmentIndex, syncPoint.time); - - mediaIndex = mediaSourceInfo.mediaIndex; - startOfSegment = mediaSourceInfo.startTime; - } else { - // Find the segment containing currentTime - var _mediaSourceInfo = Playlist.getMediaInfoForTime(playlist, currentTime, syncPoint.segmentIndex, syncPoint.time); - - mediaIndex = _mediaSourceInfo.mediaIndex; - startOfSegment = _mediaSourceInfo.startTime; - } - - return this.generateSegmentInfo_(playlist, mediaIndex, startOfSegment, false); - } - - /** - * The segment loader has no recourse except to fetch a segment in the - * current playlist and use the internal timestamps in that segment to - * generate a syncPoint. This function returns a good candidate index - * for that process. - * - * @param {Object} playlist - the playlist object to look for a - * @returns {Number} An index of a segment from the playlist to load - */ - - }, { - key: 'getSyncSegmentCandidate_', - value: function getSyncSegmentCandidate_(playlist) { - var _this2 = this; - - if (this.currentTimeline_ === -1) { - return 0; - } - - var segmentIndexArray = playlist.segments.map(function (s, i) { - return { - timeline: s.timeline, - segmentIndex: i - }; - }).filter(function (s) { - return s.timeline === _this2.currentTimeline_; - }); - - if (segmentIndexArray.length) { - return segmentIndexArray[Math.min(segmentIndexArray.length - 1, 1)].segmentIndex; - } - - return Math.max(playlist.segments.length - 1, 0); - } - }, { - key: 'generateSegmentInfo_', - value: function generateSegmentInfo_(playlist, mediaIndex, startOfSegment, isSyncRequest) { - if (mediaIndex < 0 || mediaIndex >= playlist.segments.length) { - return null; - } - - var segment = playlist.segments[mediaIndex]; - - return { - requestId: 'segment-loader-' + Math.random(), - // resolve the segment URL relative to the playlist - uri: segment.resolvedUri, - // the segment's mediaIndex at the time it was requested - mediaIndex: mediaIndex, - // whether or not to update the SegmentLoader's state with this - // segment's mediaIndex - isSyncRequest: isSyncRequest, - startOfSegment: startOfSegment, - // the segment's playlist - playlist: playlist, - // unencrypted bytes of the segment - bytes: null, - // when a key is defined for this segment, the encrypted bytes - encryptedBytes: null, - // The target timestampOffset for this segment when we append it - // to the source buffer - timestampOffset: null, - // The timeline that the segment is in - timeline: segment.timeline, - // The expected duration of the segment in seconds - duration: segment.duration, - // retain the segment in case the playlist updates while doing an async process - segment: segment - }; - } - - /** - * Determines if the network has enough bandwidth to complete the current segment - * request in a timely manner. If not, the request will be aborted early and bandwidth - * updated to trigger a playlist switch. - * - * @param {Object} stats - * Object containing stats about the request timing and size - * @return {Boolean} True if the request was aborted, false otherwise - * @private - */ - - }, { - key: 'abortRequestEarly_', - value: function abortRequestEarly_(stats) { - if (this.hls_.tech_.paused() || - // Don't abort if the current playlist is on the lowestEnabledRendition - // TODO: Replace using timeout with a boolean indicating whether this playlist is - // the lowestEnabledRendition. - !this.xhrOptions_.timeout || - // Don't abort if we have no bandwidth information to estimate segment sizes - !this.playlist_.attributes.BANDWIDTH) { - return false; - } - - // Wait at least 1 second since the first byte of data has been received before - // using the calculated bandwidth from the progress event to allow the bitrate - // to stabilize - if (Date.now() - (stats.firstBytesReceivedAt || Date.now()) < 1000) { - return false; - } - - var currentTime = this.currentTime_(); - var measuredBandwidth = stats.bandwidth; - var segmentDuration = this.pendingSegment_.duration; - - var requestTimeRemaining = Playlist.estimateSegmentRequestTime(segmentDuration, measuredBandwidth, this.playlist_, stats.bytesReceived); - - // Subtract 1 from the timeUntilRebuffer so we still consider an early abort - // if we are only left with less than 1 second when the request completes. - // A negative timeUntilRebuffering indicates we are already rebuffering - var timeUntilRebuffer$$1 = timeUntilRebuffer(this.buffered_(), currentTime, this.hls_.tech_.playbackRate()) - 1; - - // Only consider aborting early if the estimated time to finish the download - // is larger than the estimated time until the player runs out of forward buffer - if (requestTimeRemaining <= timeUntilRebuffer$$1) { - return false; - } - - var switchCandidate = minRebufferMaxBandwidthSelector({ - master: this.hls_.playlists.master, - currentTime: currentTime, - bandwidth: measuredBandwidth, - duration: this.duration_(), - segmentDuration: segmentDuration, - timeUntilRebuffer: timeUntilRebuffer$$1, - currentTimeline: this.currentTimeline_, - syncController: this.syncController_ - }); - - if (!switchCandidate) { - return; - } - - var rebufferingImpact = requestTimeRemaining - timeUntilRebuffer$$1; - - var timeSavedBySwitching = rebufferingImpact - switchCandidate.rebufferingImpact; - - var minimumTimeSaving = 0.5; - - // If we are already rebuffering, increase the amount of variance we add to the - // potential round trip time of the new request so that we are not too aggressive - // with switching to a playlist that might save us a fraction of a second. - if (timeUntilRebuffer$$1 <= TIME_FUDGE_FACTOR) { - minimumTimeSaving = 1; - } - - if (!switchCandidate.playlist || switchCandidate.playlist.uri === this.playlist_.uri || timeSavedBySwitching < minimumTimeSaving) { - return false; - } - - // set the bandwidth to that of the desired playlist being sure to scale by - // BANDWIDTH_VARIANCE and add one so the playlist selector does not exclude it - // don't trigger a bandwidthupdate as the bandwidth is artifial - this.bandwidth = switchCandidate.playlist.attributes.BANDWIDTH * Config.BANDWIDTH_VARIANCE + 1; - this.abort(); - this.trigger('earlyabort'); - return true; - } - - /** - * XHR `progress` event handler - * - * @param {Event} - * The XHR `progress` event - * @param {Object} simpleSegment - * A simplified segment object copy - * @private - */ - - }, { - key: 'handleProgress_', - value: function handleProgress_(event, simpleSegment) { - if (!this.pendingSegment_ || simpleSegment.requestId !== this.pendingSegment_.requestId || this.abortRequestEarly_(simpleSegment.stats)) { - return; - } - - this.trigger('progress'); - } - - /** - * load a specific segment from a request into the buffer - * - * @private - */ - - }, { - key: 'loadSegment_', - value: function loadSegment_(segmentInfo) { - this.state = 'WAITING'; - this.pendingSegment_ = segmentInfo; - this.trimBackBuffer_(segmentInfo); - - segmentInfo.abortRequests = mediaSegmentRequest(this.hls_.xhr, this.xhrOptions_, this.decrypter_, this.createSimplifiedSegmentObj_(segmentInfo), - // progress callback - this.handleProgress_.bind(this), this.segmentRequestFinished_.bind(this)); - } - - /** - * trim the back buffer so that we don't have too much data - * in the source buffer - * - * @private - * - * @param {Object} segmentInfo - the current segment - */ - - }, { - key: 'trimBackBuffer_', - value: function trimBackBuffer_(segmentInfo) { - var removeToTime = safeBackBufferTrimTime(this.seekable_(), this.currentTime_(), this.playlist_.targetDuration || 10); - - // Chrome has a hard limit of 150MB of - // buffer and a very conservative "garbage collector" - // We manually clear out the old buffer to ensure - // we don't trigger the QuotaExceeded error - // on the source buffer during subsequent appends - - if (removeToTime > 0) { - this.remove(0, removeToTime); - } - } - - /** - * created a simplified copy of the segment object with just the - * information necessary to perform the XHR and decryption - * - * @private - * - * @param {Object} segmentInfo - the current segment - * @returns {Object} a simplified segment object copy - */ - - }, { - key: 'createSimplifiedSegmentObj_', - value: function createSimplifiedSegmentObj_(segmentInfo) { - var segment = segmentInfo.segment; - var simpleSegment = { - resolvedUri: segment.resolvedUri, - byterange: segment.byterange, - requestId: segmentInfo.requestId - }; - - if (segment.key) { - // if the media sequence is greater than 2^32, the IV will be incorrect - // assuming 10s segments, that would be about 1300 years - var iv = segment.key.iv || new Uint32Array([0, 0, 0, segmentInfo.mediaIndex + segmentInfo.playlist.mediaSequence]); - - simpleSegment.key = { - resolvedUri: segment.key.resolvedUri, - iv: iv - }; - } - - if (segment.map) { - simpleSegment.map = this.initSegment(segment.map); - } - - return simpleSegment; - } - - /** - * Handle the callback from the segmentRequest function and set the - * associated SegmentLoader state and errors if necessary - * - * @private - */ - - }, { - key: 'segmentRequestFinished_', - value: function segmentRequestFinished_(error, simpleSegment) { - // every request counts as a media request even if it has been aborted - // or canceled due to a timeout - this.mediaRequests += 1; - - if (simpleSegment.stats) { - this.mediaBytesTransferred += simpleSegment.stats.bytesReceived; - this.mediaTransferDuration += simpleSegment.stats.roundTripTime; - } - - // The request was aborted and the SegmentLoader has already been reset - if (!this.pendingSegment_) { - this.mediaRequestsAborted += 1; - return; - } - - // the request was aborted and the SegmentLoader has already started - // another request. this can happen when the timeout for an aborted - // request triggers due to a limitation in the XHR library - // do not count this as any sort of request or we risk double-counting - if (simpleSegment.requestId !== this.pendingSegment_.requestId) { - return; - } - - // an error occurred from the active pendingSegment_ so reset everything - if (error) { - this.pendingSegment_ = null; - this.state = 'READY'; - - // the requests were aborted just record the aborted stat and exit - // this is not a true error condition and nothing corrective needs - // to be done - if (error.code === REQUEST_ERRORS.ABORTED) { - this.mediaRequestsAborted += 1; - return; - } - - this.pause(); - - // the error is really just that at least one of the requests timed-out - // set the bandwidth to a very low value and trigger an ABR switch to - // take emergency action - if (error.code === REQUEST_ERRORS.TIMEOUT) { - this.mediaRequestsTimedout += 1; - this.bandwidth = 1; - this.roundTrip = NaN; - this.trigger('bandwidthupdate'); - return; - } - - // if control-flow has arrived here, then the error is real - // emit an error event to blacklist the current playlist - this.mediaRequestsErrored += 1; - this.error(error); - this.trigger('error'); - return; - } - - // the response was a success so set any bandwidth stats the request - // generated for ABR purposes - this.bandwidth = simpleSegment.stats.bandwidth; - this.roundTrip = simpleSegment.stats.roundTripTime; - - // if this request included an initialization segment, save that data - // to the initSegment cache - if (simpleSegment.map) { - simpleSegment.map = this.initSegment(simpleSegment.map, true); - } - - this.processSegmentResponse_(simpleSegment); - } - - /** - * Move any important data from the simplified segment object - * back to the real segment object for future phases - * - * @private - */ - - }, { - key: 'processSegmentResponse_', - value: function processSegmentResponse_(simpleSegment) { - var segmentInfo = this.pendingSegment_; - - segmentInfo.bytes = simpleSegment.bytes; - if (simpleSegment.map) { - segmentInfo.segment.map.bytes = simpleSegment.map.bytes; - } - - segmentInfo.endOfAllRequests = simpleSegment.endOfAllRequests; - this.handleSegment_(); - } - - /** - * append a decrypted segement to the SourceBuffer through a SourceUpdater - * - * @private - */ - - }, { - key: 'handleSegment_', - value: function handleSegment_() { - var _this3 = this; - - if (!this.pendingSegment_) { - this.state = 'READY'; - return; - } - - var segmentInfo = this.pendingSegment_; - var segment = segmentInfo.segment; - var timingInfo = this.syncController_.probeSegmentInfo(segmentInfo); - - // When we have our first timing info, determine what media types this loader is - // dealing with. Although we're maintaining extra state, it helps to preserve the - // separation of segment loader from the actual source buffers. - if (typeof this.startingMedia_ === 'undefined' && timingInfo && ( - // Guard against cases where we're not getting timing info at all until we are - // certain that all streams will provide it. - timingInfo.containsAudio || timingInfo.containsVideo)) { - this.startingMedia_ = { - containsAudio: timingInfo.containsAudio, - containsVideo: timingInfo.containsVideo - }; - } - - var illegalMediaSwitchError = illegalMediaSwitch(this.loaderType_, this.startingMedia_, timingInfo); - - if (illegalMediaSwitchError) { - this.error({ - message: illegalMediaSwitchError, - blacklistDuration: Infinity - }); - this.trigger('error'); - return; - } - - if (segmentInfo.isSyncRequest) { - this.trigger('syncinfoupdate'); - this.pendingSegment_ = null; - this.state = 'READY'; - return; - } - - if (segmentInfo.timestampOffset !== null && segmentInfo.timestampOffset !== this.sourceUpdater_.timestampOffset()) { - this.sourceUpdater_.timestampOffset(segmentInfo.timestampOffset); - // fired when a timestamp offset is set in HLS (can also identify discontinuities) - this.trigger('timestampoffset'); - } - - var timelineMapping = this.syncController_.mappingForTimeline(segmentInfo.timeline); - - if (timelineMapping !== null) { - this.trigger({ - type: 'segmenttimemapping', - mapping: timelineMapping - }); - } - - this.state = 'APPENDING'; - - // if the media initialization segment is changing, append it - // before the content segment - if (segment.map) { - var initId = initSegmentId(segment.map); - - if (!this.activeInitSegmentId_ || this.activeInitSegmentId_ !== initId) { - var initSegment = this.initSegment(segment.map); - - this.sourceUpdater_.appendBuffer(initSegment.bytes, function () { - _this3.activeInitSegmentId_ = initId; - }); - } - } - - segmentInfo.byteLength = segmentInfo.bytes.byteLength; - if (typeof segment.start === 'number' && typeof segment.end === 'number') { - this.mediaSecondsLoaded += segment.end - segment.start; - } else { - this.mediaSecondsLoaded += segment.duration; - } - - this.logger_(segmentInfoString(segmentInfo)); - - this.sourceUpdater_.appendBuffer(segmentInfo.bytes, this.handleUpdateEnd_.bind(this)); - } - - /** - * callback to run when appendBuffer is finished. detects if we are - * in a good state to do things with the data we got, or if we need - * to wait for more - * - * @private - */ - - }, { - key: 'handleUpdateEnd_', - value: function handleUpdateEnd_() { - if (!this.pendingSegment_) { - this.state = 'READY'; - if (!this.paused()) { - this.monitorBuffer_(); - } - return; - } - - var segmentInfo = this.pendingSegment_; - var segment = segmentInfo.segment; - var isWalkingForward = this.mediaIndex !== null; - - this.pendingSegment_ = null; - this.recordThroughput_(segmentInfo); - this.addSegmentMetadataCue_(segmentInfo); - - this.state = 'READY'; - - this.mediaIndex = segmentInfo.mediaIndex; - this.fetchAtBuffer_ = true; - this.currentTimeline_ = segmentInfo.timeline; - - // We must update the syncinfo to recalculate the seekable range before - // the following conditional otherwise it may consider this a bad "guess" - // and attempt to resync when the post-update seekable window and live - // point would mean that this was the perfect segment to fetch - this.trigger('syncinfoupdate'); - - // If we previously appended a segment that ends more than 3 targetDurations before - // the currentTime_ that means that our conservative guess was too conservative. - // In that case, reset the loader state so that we try to use any information gained - // from the previous request to create a new, more accurate, sync-point. - if (segment.end && this.currentTime_() - segment.end > segmentInfo.playlist.targetDuration * 3) { - this.resetEverything(); - return; - } - - // Don't do a rendition switch unless we have enough time to get a sync segment - // and conservatively guess - if (isWalkingForward) { - this.trigger('bandwidthupdate'); - } - this.trigger('progress'); - - // any time an update finishes and the last segment is in the - // buffer, end the stream. this ensures the "ended" event will - // fire if playback reaches that point. - var isEndOfStream = detectEndOfStream(segmentInfo.playlist, this.mediaSource_, segmentInfo.mediaIndex + 1); - - if (isEndOfStream) { - this.endOfStream(); - } - - if (!this.paused()) { - this.monitorBuffer_(); - } - } - - /** - * Records the current throughput of the decrypt, transmux, and append - * portion of the semgment pipeline. `throughput.rate` is a the cumulative - * moving average of the throughput. `throughput.count` is the number of - * data points in the average. - * - * @private - * @param {Object} segmentInfo the object returned by loadSegment - */ - - }, { - key: 'recordThroughput_', - value: function recordThroughput_(segmentInfo) { - var rate = this.throughput.rate; - // Add one to the time to ensure that we don't accidentally attempt to divide - // by zero in the case where the throughput is ridiculously high - var segmentProcessingTime = Date.now() - segmentInfo.endOfAllRequests + 1; - // Multiply by 8000 to convert from bytes/millisecond to bits/second - var segmentProcessingThroughput = Math.floor(segmentInfo.byteLength / segmentProcessingTime * 8 * 1000); - - // This is just a cumulative moving average calculation: - // newAvg = oldAvg + (sample - oldAvg) / (sampleCount + 1) - this.throughput.rate += (segmentProcessingThroughput - rate) / ++this.throughput.count; - } - - /** - * Adds a cue to the segment-metadata track with some metadata information about the - * segment - * - * @private - * @param {Object} segmentInfo - * the object returned by loadSegment - * @method addSegmentMetadataCue_ - */ - - }, { - key: 'addSegmentMetadataCue_', - value: function addSegmentMetadataCue_(segmentInfo) { - if (!this.segmentMetadataTrack_) { - return; - } - - var segment = segmentInfo.segment; - var start = segment.start; - var end = segment.end; - - // Do not try adding the cue if the start and end times are invalid. - if (!finite(start) || !finite(end)) { - return; - } - - removeCuesFromTrack(start, end, this.segmentMetadataTrack_); - - var Cue = window_1.WebKitDataCue || window_1.VTTCue; - var value = { - bandwidth: segmentInfo.playlist.attributes.BANDWIDTH, - resolution: segmentInfo.playlist.attributes.RESOLUTION, - codecs: segmentInfo.playlist.attributes.CODECS, - byteLength: segmentInfo.byteLength, - uri: segmentInfo.uri, - timeline: segmentInfo.timeline, - playlist: segmentInfo.playlist.uri, - start: start, - end: end - }; - var data = JSON.stringify(value); - var cue = new Cue(start, end, data); - - // Attach the metadata to the value property of the cue to keep consistency between - // the differences of WebKitDataCue in safari and VTTCue in other browsers - cue.value = value; - - this.segmentMetadataTrack_.addCue(cue); - } - }]); - return SegmentLoader; - }(videojs.EventTarget); - - /** - * @file vtt-segment-loader.js - */ - - var VTT_LINE_TERMINATORS = new Uint8Array('\n\n'.split('').map(function (char) { - return char.charCodeAt(0); - })); - - var uintToString = function uintToString(uintArray) { - return String.fromCharCode.apply(null, uintArray); - }; - - /** - * An object that manages segment loading and appending. - * - * @class VTTSegmentLoader - * @param {Object} options required and optional options - * @extends videojs.EventTarget - */ - - var VTTSegmentLoader = function (_SegmentLoader) { - inherits$1(VTTSegmentLoader, _SegmentLoader); - - function VTTSegmentLoader(settings) { - var options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {}; - classCallCheck$1(this, VTTSegmentLoader); - - // SegmentLoader requires a MediaSource be specified or it will throw an error; - // however, VTTSegmentLoader has no need of a media source, so delete the reference - var _this = possibleConstructorReturn$1(this, (VTTSegmentLoader.__proto__ || Object.getPrototypeOf(VTTSegmentLoader)).call(this, settings, options)); - - _this.mediaSource_ = null; - - _this.subtitlesTrack_ = null; - return _this; - } - - /** - * Indicates which time ranges are buffered - * - * @return {TimeRange} - * TimeRange object representing the current buffered ranges - */ - - - createClass(VTTSegmentLoader, [{ - key: 'buffered_', - value: function buffered_() { - if (!this.subtitlesTrack_ || !this.subtitlesTrack_.cues.length) { - return videojs.createTimeRanges(); - } - - var cues = this.subtitlesTrack_.cues; - var start = cues[0].startTime; - var end = cues[cues.length - 1].startTime; - - return videojs.createTimeRanges([[start, end]]); - } - - /** - * Gets and sets init segment for the provided map - * - * @param {Object} map - * The map object representing the init segment to get or set - * @param {Boolean=} set - * If true, the init segment for the provided map should be saved - * @return {Object} - * map object for desired init segment - */ - - }, { - key: 'initSegment', - value: function initSegment(map) { - var set$$1 = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false; - - if (!map) { - return null; - } - - var id = initSegmentId(map); - var storedMap = this.initSegments_[id]; - - if (set$$1 && !storedMap && map.bytes) { - // append WebVTT line terminators to the media initialization segment if it exists - // to follow the WebVTT spec (https://w3c.github.io/webvtt/#file-structure) that - // requires two or more WebVTT line terminators between the WebVTT header and the - // rest of the file - var combinedByteLength = VTT_LINE_TERMINATORS.byteLength + map.bytes.byteLength; - var combinedSegment = new Uint8Array(combinedByteLength); - - combinedSegment.set(map.bytes); - combinedSegment.set(VTT_LINE_TERMINATORS, map.bytes.byteLength); - - this.initSegments_[id] = storedMap = { - resolvedUri: map.resolvedUri, - byterange: map.byterange, - bytes: combinedSegment - }; - } - - return storedMap || map; - } - - /** - * Returns true if all configuration required for loading is present, otherwise false. - * - * @return {Boolean} True if the all configuration is ready for loading - * @private - */ - - }, { - key: 'couldBeginLoading_', - value: function couldBeginLoading_() { - return this.playlist_ && this.subtitlesTrack_ && !this.paused(); - } - - /** - * Once all the starting parameters have been specified, begin - * operation. This method should only be invoked from the INIT - * state. - * - * @private - */ - - }, { - key: 'init_', - value: function init_() { - this.state = 'READY'; - this.resetEverything(); - return this.monitorBuffer_(); - } - - /** - * Set a subtitle track on the segment loader to add subtitles to - * - * @param {TextTrack=} track - * The text track to add loaded subtitles to - * @return {TextTrack} - * Returns the subtitles track - */ - - }, { - key: 'track', - value: function track(_track) { - if (typeof _track === 'undefined') { - return this.subtitlesTrack_; - } - - this.subtitlesTrack_ = _track; - - // if we were unpaused but waiting for a sourceUpdater, start - // buffering now - if (this.state === 'INIT' && this.couldBeginLoading_()) { - this.init_(); - } - - return this.subtitlesTrack_; - } - - /** - * Remove any data in the source buffer between start and end times - * @param {Number} start - the start time of the region to remove from the buffer - * @param {Number} end - the end time of the region to remove from the buffer - */ - - }, { - key: 'remove', - value: function remove(start, end) { - removeCuesFromTrack(start, end, this.subtitlesTrack_); - } - - /** - * fill the buffer with segements unless the sourceBuffers are - * currently updating - * - * Note: this function should only ever be called by monitorBuffer_ - * and never directly - * - * @private - */ - - }, { - key: 'fillBuffer_', - value: function fillBuffer_() { - var _this2 = this; - - if (!this.syncPoint_) { - this.syncPoint_ = this.syncController_.getSyncPoint(this.playlist_, this.duration_(), this.currentTimeline_, this.currentTime_()); - } - - // see if we need to begin loading immediately - var segmentInfo = this.checkBuffer_(this.buffered_(), this.playlist_, this.mediaIndex, this.hasPlayed_(), this.currentTime_(), this.syncPoint_); - - segmentInfo = this.skipEmptySegments_(segmentInfo); - - if (!segmentInfo) { - return; - } - - if (this.syncController_.timestampOffsetForTimeline(segmentInfo.timeline) === null) { - // We don't have the timestamp offset that we need to sync subtitles. - // Rerun on a timestamp offset or user interaction. - var checkTimestampOffset = function checkTimestampOffset() { - _this2.state = 'READY'; - if (!_this2.paused()) { - // if not paused, queue a buffer check as soon as possible - _this2.monitorBuffer_(); - } - }; - - this.syncController_.one('timestampoffset', checkTimestampOffset); - this.state = 'WAITING_ON_TIMELINE'; - return; - } - - this.loadSegment_(segmentInfo); - } - - /** - * Prevents the segment loader from requesting segments we know contain no subtitles - * by walking forward until we find the next segment that we don't know whether it is - * empty or not. - * - * @param {Object} segmentInfo - * a segment info object that describes the current segment - * @return {Object} - * a segment info object that describes the current segment - */ - - }, { - key: 'skipEmptySegments_', - value: function skipEmptySegments_(segmentInfo) { - while (segmentInfo && segmentInfo.segment.empty) { - segmentInfo = this.generateSegmentInfo_(segmentInfo.playlist, segmentInfo.mediaIndex + 1, segmentInfo.startOfSegment + segmentInfo.duration, segmentInfo.isSyncRequest); - } - return segmentInfo; - } - - /** - * append a decrypted segement to the SourceBuffer through a SourceUpdater - * - * @private - */ - - }, { - key: 'handleSegment_', - value: function handleSegment_() { - var _this3 = this; - - if (!this.pendingSegment_ || !this.subtitlesTrack_) { - this.state = 'READY'; - return; - } - - this.state = 'APPENDING'; - - var segmentInfo = this.pendingSegment_; - var segment = segmentInfo.segment; - - // Make sure that vttjs has loaded, otherwise, wait till it finished loading - if (typeof window_1.WebVTT !== 'function' && this.subtitlesTrack_ && this.subtitlesTrack_.tech_) { - - var loadHandler = function loadHandler() { - _this3.handleSegment_(); - }; - - this.state = 'WAITING_ON_VTTJS'; - this.subtitlesTrack_.tech_.one('vttjsloaded', loadHandler); - this.subtitlesTrack_.tech_.one('vttjserror', function () { - _this3.subtitlesTrack_.tech_.off('vttjsloaded', loadHandler); - _this3.error({ - message: 'Error loading vtt.js' - }); - _this3.state = 'READY'; - _this3.pause(); - _this3.trigger('error'); - }); - - return; - } - - segment.requested = true; - - try { - this.parseVTTCues_(segmentInfo); - } catch (e) { - this.error({ - message: e.message - }); - this.state = 'READY'; - this.pause(); - return this.trigger('error'); - } - - this.updateTimeMapping_(segmentInfo, this.syncController_.timelines[segmentInfo.timeline], this.playlist_); - - if (segmentInfo.isSyncRequest) { - this.trigger('syncinfoupdate'); - this.pendingSegment_ = null; - this.state = 'READY'; - return; - } - - segmentInfo.byteLength = segmentInfo.bytes.byteLength; - - this.mediaSecondsLoaded += segment.duration; - - if (segmentInfo.cues.length) { - // remove any overlapping cues to prevent doubling - this.remove(segmentInfo.cues[0].endTime, segmentInfo.cues[segmentInfo.cues.length - 1].endTime); - } - - segmentInfo.cues.forEach(function (cue) { - _this3.subtitlesTrack_.addCue(cue); - }); - - this.handleUpdateEnd_(); - } - - /** - * Uses the WebVTT parser to parse the segment response - * - * @param {Object} segmentInfo - * a segment info object that describes the current segment - * @private - */ - - }, { - key: 'parseVTTCues_', - value: function parseVTTCues_(segmentInfo) { - var decoder = void 0; - var decodeBytesToString = false; - - if (typeof window_1.TextDecoder === 'function') { - decoder = new window_1.TextDecoder('utf8'); - } else { - decoder = window_1.WebVTT.StringDecoder(); - decodeBytesToString = true; - } - - var parser = new window_1.WebVTT.Parser(window_1, window_1.vttjs, decoder); - - segmentInfo.cues = []; - segmentInfo.timestampmap = { MPEGTS: 0, LOCAL: 0 }; - - parser.oncue = segmentInfo.cues.push.bind(segmentInfo.cues); - parser.ontimestampmap = function (map) { - return segmentInfo.timestampmap = map; - }; - parser.onparsingerror = function (error) { - videojs.log.warn('Error encountered when parsing cues: ' + error.message); - }; - - if (segmentInfo.segment.map) { - var mapData = segmentInfo.segment.map.bytes; - - if (decodeBytesToString) { - mapData = uintToString(mapData); - } - - parser.parse(mapData); - } - - var segmentData = segmentInfo.bytes; - - if (decodeBytesToString) { - segmentData = uintToString(segmentData); - } - - parser.parse(segmentData); - parser.flush(); - } - - /** - * Updates the start and end times of any cues parsed by the WebVTT parser using - * the information parsed from the X-TIMESTAMP-MAP header and a TS to media time mapping - * from the SyncController - * - * @param {Object} segmentInfo - * a segment info object that describes the current segment - * @param {Object} mappingObj - * object containing a mapping from TS to media time - * @param {Object} playlist - * the playlist object containing the segment - * @private - */ - - }, { - key: 'updateTimeMapping_', - value: function updateTimeMapping_(segmentInfo, mappingObj, playlist) { - var segment = segmentInfo.segment; - - if (!mappingObj) { - // If the sync controller does not have a mapping of TS to Media Time for the - // timeline, then we don't have enough information to update the cue - // start/end times - return; - } - - if (!segmentInfo.cues.length) { - // If there are no cues, we also do not have enough information to figure out - // segment timing. Mark that the segment contains no cues so we don't re-request - // an empty segment. - segment.empty = true; - return; - } - - var timestampmap = segmentInfo.timestampmap; - var diff = timestampmap.MPEGTS / 90000 - timestampmap.LOCAL + mappingObj.mapping; - - segmentInfo.cues.forEach(function (cue) { - // First convert cue time to TS time using the timestamp-map provided within the vtt - cue.startTime += diff; - cue.endTime += diff; - }); - - if (!playlist.syncInfo) { - var firstStart = segmentInfo.cues[0].startTime; - var lastStart = segmentInfo.cues[segmentInfo.cues.length - 1].startTime; - - playlist.syncInfo = { - mediaSequence: playlist.mediaSequence + segmentInfo.mediaIndex, - time: Math.min(firstStart, lastStart - segment.duration) - }; - } - } - }]); - return VTTSegmentLoader; - }(SegmentLoader); - - /** - * @file ad-cue-tags.js - */ - - /** - * Searches for an ad cue that overlaps with the given mediaTime - */ - var findAdCue = function findAdCue(track, mediaTime) { - var cues = track.cues; - - for (var i = 0; i < cues.length; i++) { - var cue = cues[i]; - - if (mediaTime >= cue.adStartTime && mediaTime <= cue.adEndTime) { - return cue; - } - } - return null; - }; - - var updateAdCues = function updateAdCues(media, track) { - var offset = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : 0; - - if (!media.segments) { - return; - } - - var mediaTime = offset; - var cue = void 0; - - for (var i = 0; i < media.segments.length; i++) { - var segment = media.segments[i]; - - if (!cue) { - // Since the cues will span for at least the segment duration, adding a fudge - // factor of half segment duration will prevent duplicate cues from being - // created when timing info is not exact (e.g. cue start time initialized - // at 10.006677, but next call mediaTime is 10.003332 ) - cue = findAdCue(track, mediaTime + segment.duration / 2); - } - - if (cue) { - if ('cueIn' in segment) { - // Found a CUE-IN so end the cue - cue.endTime = mediaTime; - cue.adEndTime = mediaTime; - mediaTime += segment.duration; - cue = null; - continue; - } - - if (mediaTime < cue.endTime) { - // Already processed this mediaTime for this cue - mediaTime += segment.duration; - continue; - } - - // otherwise extend cue until a CUE-IN is found - cue.endTime += segment.duration; - } else { - if ('cueOut' in segment) { - cue = new window_1.VTTCue(mediaTime, mediaTime + segment.duration, segment.cueOut); - cue.adStartTime = mediaTime; - // Assumes tag format to be - // #EXT-X-CUE-OUT:30 - cue.adEndTime = mediaTime + parseFloat(segment.cueOut); - track.addCue(cue); - } - - if ('cueOutCont' in segment) { - // Entered into the middle of an ad cue - var adOffset = void 0; - var adTotal = void 0; - - // Assumes tag formate to be - // #EXT-X-CUE-OUT-CONT:10/30 - - var _segment$cueOutCont$s = segment.cueOutCont.split('/').map(parseFloat); - - var _segment$cueOutCont$s2 = slicedToArray(_segment$cueOutCont$s, 2); - - adOffset = _segment$cueOutCont$s2[0]; - adTotal = _segment$cueOutCont$s2[1]; - - - cue = new window_1.VTTCue(mediaTime, mediaTime + segment.duration, ''); - cue.adStartTime = mediaTime - adOffset; - cue.adEndTime = cue.adStartTime + adTotal; - track.addCue(cue); - } - } - mediaTime += segment.duration; - } - }; - - var toUnsigned = function toUnsigned(value) { - return value >>> 0; - }; - - var bin = { - toUnsigned: toUnsigned - }; - - var toUnsigned$1 = bin.toUnsigned; - var _findBox, parseType, timescale, startTime; - - // Find the data for a box specified by its path - _findBox = function findBox(data, path) { - var results = [], - i, - size, - type, - end, - subresults; - - if (!path.length) { - // short-circuit the search for empty paths - return null; - } - - for (i = 0; i < data.byteLength;) { - size = toUnsigned$1(data[i] << 24 | data[i + 1] << 16 | data[i + 2] << 8 | data[i + 3]); - - type = parseType(data.subarray(i + 4, i + 8)); - - end = size > 1 ? i + size : data.byteLength; - - if (type === path[0]) { - if (path.length === 1) { - // this is the end of the path and we've found the box we were - // looking for - results.push(data.subarray(i + 8, end)); - } else { - // recursively search for the next box along the path - subresults = _findBox(data.subarray(i + 8, end), path.slice(1)); - if (subresults.length) { - results = results.concat(subresults); - } - } - } - i = end; - } - - // we've finished searching all of data - return results; - }; - - /** - * Returns the string representation of an ASCII encoded four byte buffer. - * @param buffer {Uint8Array} a four-byte buffer to translate - * @return {string} the corresponding string - */ - parseType = function parseType(buffer) { - var result = ''; - result += String.fromCharCode(buffer[0]); - result += String.fromCharCode(buffer[1]); - result += String.fromCharCode(buffer[2]); - result += String.fromCharCode(buffer[3]); - return result; - }; - - /** - * Parses an MP4 initialization segment and extracts the timescale - * values for any declared tracks. Timescale values indicate the - * number of clock ticks per second to assume for time-based values - * elsewhere in the MP4. - * - * To determine the start time of an MP4, you need two pieces of - * information: the timescale unit and the earliest base media decode - * time. Multiple timescales can be specified within an MP4 but the - * base media decode time is always expressed in the timescale from - * the media header box for the track: - * ``` - * moov > trak > mdia > mdhd.timescale - * ``` - * @param init {Uint8Array} the bytes of the init segment - * @return {object} a hash of track ids to timescale values or null if - * the init segment is malformed. - */ - timescale = function timescale(init) { - var result = {}, - traks = _findBox(init, ['moov', 'trak']); - - // mdhd timescale - return traks.reduce(function (result, trak) { - var tkhd, version, index, id, mdhd; - - tkhd = _findBox(trak, ['tkhd'])[0]; - if (!tkhd) { - return null; - } - version = tkhd[0]; - index = version === 0 ? 12 : 20; - id = toUnsigned$1(tkhd[index] << 24 | tkhd[index + 1] << 16 | tkhd[index + 2] << 8 | tkhd[index + 3]); - - mdhd = _findBox(trak, ['mdia', 'mdhd'])[0]; - if (!mdhd) { - return null; - } - version = mdhd[0]; - index = version === 0 ? 12 : 20; - result[id] = toUnsigned$1(mdhd[index] << 24 | mdhd[index + 1] << 16 | mdhd[index + 2] << 8 | mdhd[index + 3]); - return result; - }, result); - }; - - /** - * Determine the base media decode start time, in seconds, for an MP4 - * fragment. If multiple fragments are specified, the earliest time is - * returned. - * - * The base media decode time can be parsed from track fragment - * metadata: - * ``` - * moof > traf > tfdt.baseMediaDecodeTime - * ``` - * It requires the timescale value from the mdhd to interpret. - * - * @param timescale {object} a hash of track ids to timescale values. - * @return {number} the earliest base media decode start time for the - * fragment, in seconds - */ - startTime = function startTime(timescale, fragment) { - var trafs, baseTimes, result; - - // we need info from two childrend of each track fragment box - trafs = _findBox(fragment, ['moof', 'traf']); - - // determine the start times for each track - baseTimes = [].concat.apply([], trafs.map(function (traf) { - return _findBox(traf, ['tfhd']).map(function (tfhd) { - var id, scale, baseTime; - - // get the track id from the tfhd - id = toUnsigned$1(tfhd[4] << 24 | tfhd[5] << 16 | tfhd[6] << 8 | tfhd[7]); - // assume a 90kHz clock if no timescale was specified - scale = timescale[id] || 90e3; - - // get the base media decode time from the tfdt - baseTime = _findBox(traf, ['tfdt']).map(function (tfdt) { - var version, result; - - version = tfdt[0]; - result = toUnsigned$1(tfdt[4] << 24 | tfdt[5] << 16 | tfdt[6] << 8 | tfdt[7]); - if (version === 1) { - result *= Math.pow(2, 32); - result += toUnsigned$1(tfdt[8] << 24 | tfdt[9] << 16 | tfdt[10] << 8 | tfdt[11]); - } - return result; - })[0]; - baseTime = baseTime || Infinity; - - // convert base time to seconds - return baseTime / scale; - }); - })); - - // return the minimum - result = Math.min.apply(null, baseTimes); - return isFinite(result) ? result : 0; - }; - - var probe = { - parseType: parseType, - timescale: timescale, - startTime: startTime - }; - - var streamTypes = { - H264_STREAM_TYPE: 0x1B, - ADTS_STREAM_TYPE: 0x0F, - METADATA_STREAM_TYPE: 0x15 - }; - - /** - * mux.js - * - * Copyright (c) 2014 Brightcove - * All rights reserved. - * - * A lightweight readable stream implemention that handles event dispatching. - * Objects that inherit from streams should call init in their constructors. - */ - - var Stream$2 = function Stream() { - this.init = function () { - var listeners = {}; - /** - * Add a listener for a specified event type. - * @param type {string} the event name - * @param listener {function} the callback to be invoked when an event of - * the specified type occurs - */ - this.on = function (type, listener) { - if (!listeners[type]) { - listeners[type] = []; - } - listeners[type] = listeners[type].concat(listener); - }; - /** - * Remove a listener for a specified event type. - * @param type {string} the event name - * @param listener {function} a function previously registered for this - * type of event through `on` - */ - this.off = function (type, listener) { - var index; - if (!listeners[type]) { - return false; - } - index = listeners[type].indexOf(listener); - listeners[type] = listeners[type].slice(); - listeners[type].splice(index, 1); - return index > -1; - }; - /** - * Trigger an event of the specified type on this stream. Any additional - * arguments to this function are passed as parameters to event listeners. - * @param type {string} the event name - */ - this.trigger = function (type) { - var callbacks, i, length, args; - callbacks = listeners[type]; - if (!callbacks) { - return; - } - // Slicing the arguments on every invocation of this method - // can add a significant amount of overhead. Avoid the - // intermediate object creation for the common case of a - // single callback argument - if (arguments.length === 2) { - length = callbacks.length; - for (i = 0; i < length; ++i) { - callbacks[i].call(this, arguments[1]); - } - } else { - args = []; - i = arguments.length; - for (i = 1; i < arguments.length; ++i) { - args.push(arguments[i]); - } - length = callbacks.length; - for (i = 0; i < length; ++i) { - callbacks[i].apply(this, args); - } - } - }; - /** - * Destroys the stream and cleans up. - */ - this.dispose = function () { - listeners = {}; - }; - }; - }; - - /** - * Forwards all `data` events on this stream to the destination stream. The - * destination stream should provide a method `push` to receive the data - * events as they arrive. - * @param destination {stream} the stream that will receive all `data` events - * @param autoFlush {boolean} if false, we will not call `flush` on the destination - * when the current stream emits a 'done' event - * @see http://nodejs.org/api/stream.html#stream_readable_pipe_destination_options - */ - Stream$2.prototype.pipe = function (destination) { - this.on('data', function (data) { - destination.push(data); - }); - - this.on('done', function (flushSource) { - destination.flush(flushSource); - }); - - return destination; - }; - - // Default stream functions that are expected to be overridden to perform - // actual work. These are provided by the prototype as a sort of no-op - // implementation so that we don't have to check for their existence in the - // `pipe` function above. - Stream$2.prototype.push = function (data) { - this.trigger('data', data); - }; - - Stream$2.prototype.flush = function (flushSource) { - this.trigger('done', flushSource); - }; - - var stream = Stream$2; - - var MAX_TS = 8589934592; - - var RO_THRESH = 4294967296; - - var handleRollover = function handleRollover(value, reference) { - var direction = 1; - - if (value > reference) { - // If the current timestamp value is greater than our reference timestamp and we detect a - // timestamp rollover, this means the roll over is happening in the opposite direction. - // Example scenario: Enter a long stream/video just after a rollover occurred. The reference - // point will be set to a small number, e.g. 1. The user then seeks backwards over the - // rollover point. In loading this segment, the timestamp values will be very large, - // e.g. 2^33 - 1. Since this comes before the data we loaded previously, we want to adjust - // the time stamp to be `value - 2^33`. - direction = -1; - } - - // Note: A seek forwards or back that is greater than the RO_THRESH (2^32, ~13 hours) will - // cause an incorrect adjustment. - while (Math.abs(reference - value) > RO_THRESH) { - value += direction * MAX_TS; - } - - return value; - }; - - var TimestampRolloverStream = function TimestampRolloverStream(type) { - var lastDTS, referenceDTS; - - TimestampRolloverStream.prototype.init.call(this); - - this.type_ = type; - - this.push = function (data) { - if (data.type !== this.type_) { - return; - } - - if (referenceDTS === undefined) { - referenceDTS = data.dts; - } - - data.dts = handleRollover(data.dts, referenceDTS); - data.pts = handleRollover(data.pts, referenceDTS); - - lastDTS = data.dts; - - this.trigger('data', data); - }; - - this.flush = function () { - referenceDTS = lastDTS; - this.trigger('done'); - }; - - this.discontinuity = function () { - referenceDTS = void 0; - lastDTS = void 0; - }; - }; - - TimestampRolloverStream.prototype = new stream(); - - var timestampRolloverStream = { - TimestampRolloverStream: TimestampRolloverStream, - handleRollover: handleRollover - }; - - var parsePid = function parsePid(packet) { - var pid = packet[1] & 0x1f; - pid <<= 8; - pid |= packet[2]; - return pid; - }; - - var parsePayloadUnitStartIndicator = function parsePayloadUnitStartIndicator(packet) { - return !!(packet[1] & 0x40); - }; - - var parseAdaptionField = function parseAdaptionField(packet) { - var offset = 0; - // if an adaption field is present, its length is specified by the - // fifth byte of the TS packet header. The adaptation field is - // used to add stuffing to PES packets that don't fill a complete - // TS packet, and to specify some forms of timing and control data - // that we do not currently use. - if ((packet[3] & 0x30) >>> 4 > 0x01) { - offset += packet[4] + 1; - } - return offset; - }; - - var parseType$1 = function parseType(packet, pmtPid) { - var pid = parsePid(packet); - if (pid === 0) { - return 'pat'; - } else if (pid === pmtPid) { - return 'pmt'; - } else if (pmtPid) { - return 'pes'; - } - return null; - }; - - var parsePat = function parsePat(packet) { - var pusi = parsePayloadUnitStartIndicator(packet); - var offset = 4 + parseAdaptionField(packet); - - if (pusi) { - offset += packet[offset] + 1; - } - - return (packet[offset + 10] & 0x1f) << 8 | packet[offset + 11]; - }; - - var parsePmt = function parsePmt(packet) { - var programMapTable = {}; - var pusi = parsePayloadUnitStartIndicator(packet); - var payloadOffset = 4 + parseAdaptionField(packet); - - if (pusi) { - payloadOffset += packet[payloadOffset] + 1; - } - - // PMTs can be sent ahead of the time when they should actually - // take effect. We don't believe this should ever be the case - // for HLS but we'll ignore "forward" PMT declarations if we see - // them. Future PMT declarations have the current_next_indicator - // set to zero. - if (!(packet[payloadOffset + 5] & 0x01)) { - return; - } - - var sectionLength, tableEnd, programInfoLength; - // the mapping table ends at the end of the current section - sectionLength = (packet[payloadOffset + 1] & 0x0f) << 8 | packet[payloadOffset + 2]; - tableEnd = 3 + sectionLength - 4; - - // to determine where the table is, we have to figure out how - // long the program info descriptors are - programInfoLength = (packet[payloadOffset + 10] & 0x0f) << 8 | packet[payloadOffset + 11]; - - // advance the offset to the first entry in the mapping table - var offset = 12 + programInfoLength; - while (offset < tableEnd) { - var i = payloadOffset + offset; - // add an entry that maps the elementary_pid to the stream_type - programMapTable[(packet[i + 1] & 0x1F) << 8 | packet[i + 2]] = packet[i]; - - // move to the next table entry - // skip past the elementary stream descriptors, if present - offset += ((packet[i + 3] & 0x0F) << 8 | packet[i + 4]) + 5; - } - return programMapTable; - }; - - var parsePesType = function parsePesType(packet, programMapTable) { - var pid = parsePid(packet); - var type = programMapTable[pid]; - switch (type) { - case streamTypes.H264_STREAM_TYPE: - return 'video'; - case streamTypes.ADTS_STREAM_TYPE: - return 'audio'; - case streamTypes.METADATA_STREAM_TYPE: - return 'timed-metadata'; - default: - return null; - } - }; - - var parsePesTime = function parsePesTime(packet) { - var pusi = parsePayloadUnitStartIndicator(packet); - if (!pusi) { - return null; - } - - var offset = 4 + parseAdaptionField(packet); - - if (offset >= packet.byteLength) { - // From the H 222.0 MPEG-TS spec - // "For transport stream packets carrying PES packets, stuffing is needed when there - // is insufficient PES packet data to completely fill the transport stream packet - // payload bytes. Stuffing is accomplished by defining an adaptation field longer than - // the sum of the lengths of the data elements in it, so that the payload bytes - // remaining after the adaptation field exactly accommodates the available PES packet - // data." - // - // If the offset is >= the length of the packet, then the packet contains no data - // and instead is just adaption field stuffing bytes - return null; - } - - var pes = null; - var ptsDtsFlags; - - // PES packets may be annotated with a PTS value, or a PTS value - // and a DTS value. Determine what combination of values is - // available to work with. - ptsDtsFlags = packet[offset + 7]; - - // PTS and DTS are normally stored as a 33-bit number. Javascript - // performs all bitwise operations on 32-bit integers but javascript - // supports a much greater range (52-bits) of integer using standard - // mathematical operations. - // We construct a 31-bit value using bitwise operators over the 31 - // most significant bits and then multiply by 4 (equal to a left-shift - // of 2) before we add the final 2 least significant bits of the - // timestamp (equal to an OR.) - if (ptsDtsFlags & 0xC0) { - pes = {}; - // the PTS and DTS are not written out directly. For information - // on how they are encoded, see - // http://dvd.sourceforge.net/dvdinfo/pes-hdr.html - pes.pts = (packet[offset + 9] & 0x0E) << 27 | (packet[offset + 10] & 0xFF) << 20 | (packet[offset + 11] & 0xFE) << 12 | (packet[offset + 12] & 0xFF) << 5 | (packet[offset + 13] & 0xFE) >>> 3; - pes.pts *= 4; // Left shift by 2 - pes.pts += (packet[offset + 13] & 0x06) >>> 1; // OR by the two LSBs - pes.dts = pes.pts; - if (ptsDtsFlags & 0x40) { - pes.dts = (packet[offset + 14] & 0x0E) << 27 | (packet[offset + 15] & 0xFF) << 20 | (packet[offset + 16] & 0xFE) << 12 | (packet[offset + 17] & 0xFF) << 5 | (packet[offset + 18] & 0xFE) >>> 3; - pes.dts *= 4; // Left shift by 2 - pes.dts += (packet[offset + 18] & 0x06) >>> 1; // OR by the two LSBs - } - } - return pes; - }; - - var parseNalUnitType = function parseNalUnitType(type) { - switch (type) { - case 0x05: - return 'slice_layer_without_partitioning_rbsp_idr'; - case 0x06: - return 'sei_rbsp'; - case 0x07: - return 'seq_parameter_set_rbsp'; - case 0x08: - return 'pic_parameter_set_rbsp'; - case 0x09: - return 'access_unit_delimiter_rbsp'; - default: - return null; - } - }; - - var videoPacketContainsKeyFrame = function videoPacketContainsKeyFrame(packet) { - var offset = 4 + parseAdaptionField(packet); - var frameBuffer = packet.subarray(offset); - var frameI = 0; - var frameSyncPoint = 0; - var foundKeyFrame = false; - var nalType; - - // advance the sync point to a NAL start, if necessary - for (; frameSyncPoint < frameBuffer.byteLength - 3; frameSyncPoint++) { - if (frameBuffer[frameSyncPoint + 2] === 1) { - // the sync point is properly aligned - frameI = frameSyncPoint + 5; - break; - } - } - - while (frameI < frameBuffer.byteLength) { - // look at the current byte to determine if we've hit the end of - // a NAL unit boundary - switch (frameBuffer[frameI]) { - case 0: - // skip past non-sync sequences - if (frameBuffer[frameI - 1] !== 0) { - frameI += 2; - break; - } else if (frameBuffer[frameI - 2] !== 0) { - frameI++; - break; - } - - if (frameSyncPoint + 3 !== frameI - 2) { - nalType = parseNalUnitType(frameBuffer[frameSyncPoint + 3] & 0x1f); - if (nalType === 'slice_layer_without_partitioning_rbsp_idr') { - foundKeyFrame = true; - } - } - - // drop trailing zeroes - do { - frameI++; - } while (frameBuffer[frameI] !== 1 && frameI < frameBuffer.length); - frameSyncPoint = frameI - 2; - frameI += 3; - break; - case 1: - // skip past non-sync sequences - if (frameBuffer[frameI - 1] !== 0 || frameBuffer[frameI - 2] !== 0) { - frameI += 3; - break; - } - - nalType = parseNalUnitType(frameBuffer[frameSyncPoint + 3] & 0x1f); - if (nalType === 'slice_layer_without_partitioning_rbsp_idr') { - foundKeyFrame = true; - } - frameSyncPoint = frameI - 2; - frameI += 3; - break; - default: - // the current byte isn't a one or zero, so it cannot be part - // of a sync sequence - frameI += 3; - break; - } - } - frameBuffer = frameBuffer.subarray(frameSyncPoint); - frameI -= frameSyncPoint; - frameSyncPoint = 0; - // parse the final nal - if (frameBuffer && frameBuffer.byteLength > 3) { - nalType = parseNalUnitType(frameBuffer[frameSyncPoint + 3] & 0x1f); - if (nalType === 'slice_layer_without_partitioning_rbsp_idr') { - foundKeyFrame = true; - } - } - - return foundKeyFrame; - }; - - var probe$1 = { - parseType: parseType$1, - parsePat: parsePat, - parsePmt: parsePmt, - parsePayloadUnitStartIndicator: parsePayloadUnitStartIndicator, - parsePesType: parsePesType, - parsePesTime: parsePesTime, - videoPacketContainsKeyFrame: videoPacketContainsKeyFrame - }; - - /** - * mux.js - * - * Copyright (c) 2016 Brightcove - * All rights reserved. - * - * Utilities to detect basic properties and metadata about Aac data. - */ - - var ADTS_SAMPLING_FREQUENCIES = [96000, 88200, 64000, 48000, 44100, 32000, 24000, 22050, 16000, 12000, 11025, 8000, 7350]; - - var parseSyncSafeInteger = function parseSyncSafeInteger(data) { - return data[0] << 21 | data[1] << 14 | data[2] << 7 | data[3]; - }; - - // return a percent-encoded representation of the specified byte range - // @see http://en.wikipedia.org/wiki/Percent-encoding - var percentEncode = function percentEncode(bytes, start, end) { - var i, - result = ''; - for (i = start; i < end; i++) { - result += '%' + ('00' + bytes[i].toString(16)).slice(-2); - } - return result; - }; - - // return the string representation of the specified byte range, - // interpreted as ISO-8859-1. - var parseIso88591 = function parseIso88591(bytes, start, end) { - return unescape(percentEncode(bytes, start, end)); // jshint ignore:line - }; - - var parseId3TagSize = function parseId3TagSize(header, byteIndex) { - var returnSize = header[byteIndex + 6] << 21 | header[byteIndex + 7] << 14 | header[byteIndex + 8] << 7 | header[byteIndex + 9], - flags = header[byteIndex + 5], - footerPresent = (flags & 16) >> 4; - - if (footerPresent) { - return returnSize + 20; - } - return returnSize + 10; - }; - - var parseAdtsSize = function parseAdtsSize(header, byteIndex) { - var lowThree = (header[byteIndex + 5] & 0xE0) >> 5, - middle = header[byteIndex + 4] << 3, - highTwo = header[byteIndex + 3] & 0x3 << 11; - - return highTwo | middle | lowThree; - }; - - var parseType$2 = function parseType(header, byteIndex) { - if (header[byteIndex] === 'I'.charCodeAt(0) && header[byteIndex + 1] === 'D'.charCodeAt(0) && header[byteIndex + 2] === '3'.charCodeAt(0)) { - return 'timed-metadata'; - } else if (header[byteIndex] & 0xff === 0xff && (header[byteIndex + 1] & 0xf0) === 0xf0) { - return 'audio'; - } - return null; - }; - - var parseSampleRate = function parseSampleRate(packet) { - var i = 0; - - while (i + 5 < packet.length) { - if (packet[i] !== 0xFF || (packet[i + 1] & 0xF6) !== 0xF0) { - // If a valid header was not found, jump one forward and attempt to - // find a valid ADTS header starting at the next byte - i++; - continue; - } - return ADTS_SAMPLING_FREQUENCIES[(packet[i + 2] & 0x3c) >>> 2]; - } - - return null; - }; - - var parseAacTimestamp = function parseAacTimestamp(packet) { - var frameStart, frameSize, frame, frameHeader; - - // find the start of the first frame and the end of the tag - frameStart = 10; - if (packet[5] & 0x40) { - // advance the frame start past the extended header - frameStart += 4; // header size field - frameStart += parseSyncSafeInteger(packet.subarray(10, 14)); - } - - // parse one or more ID3 frames - // http://id3.org/id3v2.3.0#ID3v2_frame_overview - do { - // determine the number of bytes in this frame - frameSize = parseSyncSafeInteger(packet.subarray(frameStart + 4, frameStart + 8)); - if (frameSize < 1) { - return null; - } - frameHeader = String.fromCharCode(packet[frameStart], packet[frameStart + 1], packet[frameStart + 2], packet[frameStart + 3]); - - if (frameHeader === 'PRIV') { - frame = packet.subarray(frameStart + 10, frameStart + frameSize + 10); - - for (var i = 0; i < frame.byteLength; i++) { - if (frame[i] === 0) { - var owner = parseIso88591(frame, 0, i); - if (owner === 'com.apple.streaming.transportStreamTimestamp') { - var d = frame.subarray(i + 1); - var size = (d[3] & 0x01) << 30 | d[4] << 22 | d[5] << 14 | d[6] << 6 | d[7] >>> 2; - size *= 4; - size += d[7] & 0x03; - - return size; - } - break; - } - } - } - - frameStart += 10; // advance past the frame header - frameStart += frameSize; // advance past the frame body - } while (frameStart < packet.byteLength); - return null; - }; - - var probe$2 = { - parseId3TagSize: parseId3TagSize, - parseAdtsSize: parseAdtsSize, - parseType: parseType$2, - parseSampleRate: parseSampleRate, - parseAacTimestamp: parseAacTimestamp - }; - - var handleRollover$1 = timestampRolloverStream.handleRollover; - var probe$3 = {}; - probe$3.ts = probe$1; - probe$3.aac = probe$2; - - var PES_TIMESCALE = 90000, - MP2T_PACKET_LENGTH = 188, - // bytes - SYNC_BYTE = 0x47; - - var isLikelyAacData = function isLikelyAacData(data) { - if (data[0] === 'I'.charCodeAt(0) && data[1] === 'D'.charCodeAt(0) && data[2] === '3'.charCodeAt(0)) { - return true; - } - return false; - }; - - /** - * walks through segment data looking for pat and pmt packets to parse out - * program map table information - */ - var parsePsi_ = function parsePsi_(bytes, pmt) { - var startIndex = 0, - endIndex = MP2T_PACKET_LENGTH, - packet, - type; - - while (endIndex < bytes.byteLength) { - // Look for a pair of start and end sync bytes in the data.. - if (bytes[startIndex] === SYNC_BYTE && bytes[endIndex] === SYNC_BYTE) { - // We found a packet - packet = bytes.subarray(startIndex, endIndex); - type = probe$3.ts.parseType(packet, pmt.pid); - - switch (type) { - case 'pat': - if (!pmt.pid) { - pmt.pid = probe$3.ts.parsePat(packet); - } - break; - case 'pmt': - if (!pmt.table) { - pmt.table = probe$3.ts.parsePmt(packet); - } - break; - default: - break; - } - - // Found the pat and pmt, we can stop walking the segment - if (pmt.pid && pmt.table) { - return; - } - - startIndex += MP2T_PACKET_LENGTH; - endIndex += MP2T_PACKET_LENGTH; - continue; - } - - // If we get here, we have somehow become de-synchronized and we need to step - // forward one byte at a time until we find a pair of sync bytes that denote - // a packet - startIndex++; - endIndex++; - } - }; - - /** - * walks through the segment data from the start and end to get timing information - * for the first and last audio pes packets - */ - var parseAudioPes_ = function parseAudioPes_(bytes, pmt, result) { - var startIndex = 0, - endIndex = MP2T_PACKET_LENGTH, - packet, - type, - pesType, - pusi, - parsed; - - var endLoop = false; - - // Start walking from start of segment to get first audio packet - while (endIndex < bytes.byteLength) { - // Look for a pair of start and end sync bytes in the data.. - if (bytes[startIndex] === SYNC_BYTE && bytes[endIndex] === SYNC_BYTE) { - // We found a packet - packet = bytes.subarray(startIndex, endIndex); - type = probe$3.ts.parseType(packet, pmt.pid); - - switch (type) { - case 'pes': - pesType = probe$3.ts.parsePesType(packet, pmt.table); - pusi = probe$3.ts.parsePayloadUnitStartIndicator(packet); - if (pesType === 'audio' && pusi) { - parsed = probe$3.ts.parsePesTime(packet); - if (parsed) { - parsed.type = 'audio'; - result.audio.push(parsed); - endLoop = true; - } - } - break; - default: - break; - } - - if (endLoop) { - break; - } - - startIndex += MP2T_PACKET_LENGTH; - endIndex += MP2T_PACKET_LENGTH; - continue; - } - - // If we get here, we have somehow become de-synchronized and we need to step - // forward one byte at a time until we find a pair of sync bytes that denote - // a packet - startIndex++; - endIndex++; - } - - // Start walking from end of segment to get last audio packet - endIndex = bytes.byteLength; - startIndex = endIndex - MP2T_PACKET_LENGTH; - endLoop = false; - while (startIndex >= 0) { - // Look for a pair of start and end sync bytes in the data.. - if (bytes[startIndex] === SYNC_BYTE && bytes[endIndex] === SYNC_BYTE) { - // We found a packet - packet = bytes.subarray(startIndex, endIndex); - type = probe$3.ts.parseType(packet, pmt.pid); - - switch (type) { - case 'pes': - pesType = probe$3.ts.parsePesType(packet, pmt.table); - pusi = probe$3.ts.parsePayloadUnitStartIndicator(packet); - if (pesType === 'audio' && pusi) { - parsed = probe$3.ts.parsePesTime(packet); - if (parsed) { - parsed.type = 'audio'; - result.audio.push(parsed); - endLoop = true; - } - } - break; - default: - break; - } - - if (endLoop) { - break; - } - - startIndex -= MP2T_PACKET_LENGTH; - endIndex -= MP2T_PACKET_LENGTH; - continue; - } - - // If we get here, we have somehow become de-synchronized and we need to step - // forward one byte at a time until we find a pair of sync bytes that denote - // a packet - startIndex--; - endIndex--; - } - }; - - /** - * walks through the segment data from the start and end to get timing information - * for the first and last video pes packets as well as timing information for the first - * key frame. - */ - var parseVideoPes_ = function parseVideoPes_(bytes, pmt, result) { - var startIndex = 0, - endIndex = MP2T_PACKET_LENGTH, - packet, - type, - pesType, - pusi, - parsed, - frame, - i, - pes; - - var endLoop = false; - - var currentFrame = { - data: [], - size: 0 - }; - - // Start walking from start of segment to get first video packet - while (endIndex < bytes.byteLength) { - // Look for a pair of start and end sync bytes in the data.. - if (bytes[startIndex] === SYNC_BYTE && bytes[endIndex] === SYNC_BYTE) { - // We found a packet - packet = bytes.subarray(startIndex, endIndex); - type = probe$3.ts.parseType(packet, pmt.pid); - - switch (type) { - case 'pes': - pesType = probe$3.ts.parsePesType(packet, pmt.table); - pusi = probe$3.ts.parsePayloadUnitStartIndicator(packet); - if (pesType === 'video') { - if (pusi && !endLoop) { - parsed = probe$3.ts.parsePesTime(packet); - if (parsed) { - parsed.type = 'video'; - result.video.push(parsed); - endLoop = true; - } - } - if (!result.firstKeyFrame) { - if (pusi) { - if (currentFrame.size !== 0) { - frame = new Uint8Array(currentFrame.size); - i = 0; - while (currentFrame.data.length) { - pes = currentFrame.data.shift(); - frame.set(pes, i); - i += pes.byteLength; - } - if (probe$3.ts.videoPacketContainsKeyFrame(frame)) { - result.firstKeyFrame = probe$3.ts.parsePesTime(frame); - result.firstKeyFrame.type = 'video'; - } - currentFrame.size = 0; - } - } - currentFrame.data.push(packet); - currentFrame.size += packet.byteLength; - } - } - break; - default: - break; - } - - if (endLoop && result.firstKeyFrame) { - break; - } - - startIndex += MP2T_PACKET_LENGTH; - endIndex += MP2T_PACKET_LENGTH; - continue; - } - - // If we get here, we have somehow become de-synchronized and we need to step - // forward one byte at a time until we find a pair of sync bytes that denote - // a packet - startIndex++; - endIndex++; - } - - // Start walking from end of segment to get last video packet - endIndex = bytes.byteLength; - startIndex = endIndex - MP2T_PACKET_LENGTH; - endLoop = false; - while (startIndex >= 0) { - // Look for a pair of start and end sync bytes in the data.. - if (bytes[startIndex] === SYNC_BYTE && bytes[endIndex] === SYNC_BYTE) { - // We found a packet - packet = bytes.subarray(startIndex, endIndex); - type = probe$3.ts.parseType(packet, pmt.pid); - - switch (type) { - case 'pes': - pesType = probe$3.ts.parsePesType(packet, pmt.table); - pusi = probe$3.ts.parsePayloadUnitStartIndicator(packet); - if (pesType === 'video' && pusi) { - parsed = probe$3.ts.parsePesTime(packet); - if (parsed) { - parsed.type = 'video'; - result.video.push(parsed); - endLoop = true; - } - } - break; - default: - break; - } - - if (endLoop) { - break; - } - - startIndex -= MP2T_PACKET_LENGTH; - endIndex -= MP2T_PACKET_LENGTH; - continue; - } - - // If we get here, we have somehow become de-synchronized and we need to step - // forward one byte at a time until we find a pair of sync bytes that denote - // a packet - startIndex--; - endIndex--; - } - }; - - /** - * Adjusts the timestamp information for the segment to account for - * rollover and convert to seconds based on pes packet timescale (90khz clock) - */ - var adjustTimestamp_ = function adjustTimestamp_(segmentInfo, baseTimestamp) { - if (segmentInfo.audio && segmentInfo.audio.length) { - var audioBaseTimestamp = baseTimestamp; - if (typeof audioBaseTimestamp === 'undefined') { - audioBaseTimestamp = segmentInfo.audio[0].dts; - } - segmentInfo.audio.forEach(function (info) { - info.dts = handleRollover$1(info.dts, audioBaseTimestamp); - info.pts = handleRollover$1(info.pts, audioBaseTimestamp); - // time in seconds - info.dtsTime = info.dts / PES_TIMESCALE; - info.ptsTime = info.pts / PES_TIMESCALE; - }); - } - - if (segmentInfo.video && segmentInfo.video.length) { - var videoBaseTimestamp = baseTimestamp; - if (typeof videoBaseTimestamp === 'undefined') { - videoBaseTimestamp = segmentInfo.video[0].dts; - } - segmentInfo.video.forEach(function (info) { - info.dts = handleRollover$1(info.dts, videoBaseTimestamp); - info.pts = handleRollover$1(info.pts, videoBaseTimestamp); - // time in seconds - info.dtsTime = info.dts / PES_TIMESCALE; - info.ptsTime = info.pts / PES_TIMESCALE; - }); - if (segmentInfo.firstKeyFrame) { - var frame = segmentInfo.firstKeyFrame; - frame.dts = handleRollover$1(frame.dts, videoBaseTimestamp); - frame.pts = handleRollover$1(frame.pts, videoBaseTimestamp); - // time in seconds - frame.dtsTime = frame.dts / PES_TIMESCALE; - frame.ptsTime = frame.dts / PES_TIMESCALE; - } - } - }; - - /** - * inspects the aac data stream for start and end time information - */ - var inspectAac_ = function inspectAac_(bytes) { - var endLoop = false, - audioCount = 0, - sampleRate = null, - timestamp = null, - frameSize = 0, - byteIndex = 0, - packet; - - while (bytes.length - byteIndex >= 3) { - var type = probe$3.aac.parseType(bytes, byteIndex); - switch (type) { - case 'timed-metadata': - // Exit early because we don't have enough to parse - // the ID3 tag header - if (bytes.length - byteIndex < 10) { - endLoop = true; - break; - } - - frameSize = probe$3.aac.parseId3TagSize(bytes, byteIndex); - - // Exit early if we don't have enough in the buffer - // to emit a full packet - if (frameSize > bytes.length) { - endLoop = true; - break; - } - if (timestamp === null) { - packet = bytes.subarray(byteIndex, byteIndex + frameSize); - timestamp = probe$3.aac.parseAacTimestamp(packet); - } - byteIndex += frameSize; - break; - case 'audio': - // Exit early because we don't have enough to parse - // the ADTS frame header - if (bytes.length - byteIndex < 7) { - endLoop = true; - break; - } - - frameSize = probe$3.aac.parseAdtsSize(bytes, byteIndex); - - // Exit early if we don't have enough in the buffer - // to emit a full packet - if (frameSize > bytes.length) { - endLoop = true; - break; - } - if (sampleRate === null) { - packet = bytes.subarray(byteIndex, byteIndex + frameSize); - sampleRate = probe$3.aac.parseSampleRate(packet); - } - audioCount++; - byteIndex += frameSize; - break; - default: - byteIndex++; - break; - } - if (endLoop) { - return null; - } - } - if (sampleRate === null || timestamp === null) { - return null; - } - - var audioTimescale = PES_TIMESCALE / sampleRate; - - var result = { - audio: [{ - type: 'audio', - dts: timestamp, - pts: timestamp - }, { - type: 'audio', - dts: timestamp + audioCount * 1024 * audioTimescale, - pts: timestamp + audioCount * 1024 * audioTimescale - }] - }; - - return result; - }; - - /** - * inspects the transport stream segment data for start and end time information - * of the audio and video tracks (when present) as well as the first key frame's - * start time. - */ - var inspectTs_ = function inspectTs_(bytes) { - var pmt = { - pid: null, - table: null - }; - - var result = {}; - - parsePsi_(bytes, pmt); - - for (var pid in pmt.table) { - if (pmt.table.hasOwnProperty(pid)) { - var type = pmt.table[pid]; - switch (type) { - case streamTypes.H264_STREAM_TYPE: - result.video = []; - parseVideoPes_(bytes, pmt, result); - if (result.video.length === 0) { - delete result.video; - } - break; - case streamTypes.ADTS_STREAM_TYPE: - result.audio = []; - parseAudioPes_(bytes, pmt, result); - if (result.audio.length === 0) { - delete result.audio; - } - break; - default: - break; - } - } - } - return result; - }; - - /** - * Inspects segment byte data and returns an object with start and end timing information - * - * @param {Uint8Array} bytes The segment byte data - * @param {Number} baseTimestamp Relative reference timestamp used when adjusting frame - * timestamps for rollover. This value must be in 90khz clock. - * @return {Object} Object containing start and end frame timing info of segment. - */ - var inspect = function inspect(bytes, baseTimestamp) { - var isAacData = isLikelyAacData(bytes); - - var result; - - if (isAacData) { - result = inspectAac_(bytes); - } else { - result = inspectTs_(bytes); - } - - if (!result || !result.audio && !result.video) { - return null; - } - - adjustTimestamp_(result, baseTimestamp); - - return result; - }; - - var tsInspector = { - inspect: inspect - }; - - /** - * @file sync-controller.js - */ - - var tsprobe = tsInspector.inspect; - - var syncPointStrategies = [ - // Stategy "VOD": Handle the VOD-case where the sync-point is *always* - // the equivalence display-time 0 === segment-index 0 - { - name: 'VOD', - run: function run(syncController, playlist, duration$$1, currentTimeline, currentTime) { - if (duration$$1 !== Infinity) { - var syncPoint = { - time: 0, - segmentIndex: 0 - }; - - return syncPoint; - } - return null; - } - }, - // Stategy "ProgramDateTime": We have a program-date-time tag in this playlist - { - name: 'ProgramDateTime', - run: function run(syncController, playlist, duration$$1, currentTimeline, currentTime) { - if (!syncController.datetimeToDisplayTime) { - return null; - } - - var segments = playlist.segments || []; - var syncPoint = null; - var lastDistance = null; - - currentTime = currentTime || 0; - - for (var i = 0; i < segments.length; i++) { - var segment = segments[i]; - - if (segment.dateTimeObject) { - var segmentTime = segment.dateTimeObject.getTime() / 1000; - var segmentStart = segmentTime + syncController.datetimeToDisplayTime; - var distance = Math.abs(currentTime - segmentStart); - - // Once the distance begins to increase, we have passed - // currentTime and can stop looking for better candidates - if (lastDistance !== null && lastDistance < distance) { - break; - } - - lastDistance = distance; - syncPoint = { - time: segmentStart, - segmentIndex: i - }; - } - } - return syncPoint; - } - }, - // Stategy "Segment": We have a known time mapping for a timeline and a - // segment in the current timeline with timing data - { - name: 'Segment', - run: function run(syncController, playlist, duration$$1, currentTimeline, currentTime) { - var segments = playlist.segments || []; - var syncPoint = null; - var lastDistance = null; - - currentTime = currentTime || 0; - - for (var i = 0; i < segments.length; i++) { - var segment = segments[i]; - - if (segment.timeline === currentTimeline && typeof segment.start !== 'undefined') { - var distance = Math.abs(currentTime - segment.start); - - // Once the distance begins to increase, we have passed - // currentTime and can stop looking for better candidates - if (lastDistance !== null && lastDistance < distance) { - break; - } - - if (!syncPoint || lastDistance === null || lastDistance >= distance) { - lastDistance = distance; - syncPoint = { - time: segment.start, - segmentIndex: i - }; - } - } - } - return syncPoint; - } - }, - // Stategy "Discontinuity": We have a discontinuity with a known - // display-time - { - name: 'Discontinuity', - run: function run(syncController, playlist, duration$$1, currentTimeline, currentTime) { - var syncPoint = null; - - currentTime = currentTime || 0; - - if (playlist.discontinuityStarts && playlist.discontinuityStarts.length) { - var lastDistance = null; - - for (var i = 0; i < playlist.discontinuityStarts.length; i++) { - var segmentIndex = playlist.discontinuityStarts[i]; - var discontinuity = playlist.discontinuitySequence + i + 1; - var discontinuitySync = syncController.discontinuities[discontinuity]; - - if (discontinuitySync) { - var distance = Math.abs(currentTime - discontinuitySync.time); - - // Once the distance begins to increase, we have passed - // currentTime and can stop looking for better candidates - if (lastDistance !== null && lastDistance < distance) { - break; - } - - if (!syncPoint || lastDistance === null || lastDistance >= distance) { - lastDistance = distance; - syncPoint = { - time: discontinuitySync.time, - segmentIndex: segmentIndex - }; - } - } - } - } - return syncPoint; - } - }, - // Stategy "Playlist": We have a playlist with a known mapping of - // segment index to display time - { - name: 'Playlist', - run: function run(syncController, playlist, duration$$1, currentTimeline, currentTime) { - if (playlist.syncInfo) { - var syncPoint = { - time: playlist.syncInfo.time, - segmentIndex: playlist.syncInfo.mediaSequence - playlist.mediaSequence - }; - - return syncPoint; - } - return null; - } - }]; - - var SyncController = function (_videojs$EventTarget) { - inherits$1(SyncController, _videojs$EventTarget); - - function SyncController() { - classCallCheck$1(this, SyncController); - - // Segment Loader state variables... - // ...for synching across variants - var _this = possibleConstructorReturn$1(this, (SyncController.__proto__ || Object.getPrototypeOf(SyncController)).call(this)); - - _this.inspectCache_ = undefined; - - // ...for synching across variants - _this.timelines = []; - _this.discontinuities = []; - _this.datetimeToDisplayTime = null; - - _this.logger_ = logger('SyncController'); - return _this; - } - - /** - * Find a sync-point for the playlist specified - * - * A sync-point is defined as a known mapping from display-time to - * a segment-index in the current playlist. - * - * @param {Playlist} playlist - * The playlist that needs a sync-point - * @param {Number} duration - * Duration of the MediaSource (Infinite if playing a live source) - * @param {Number} currentTimeline - * The last timeline from which a segment was loaded - * @returns {Object} - * A sync-point object - */ - - - createClass(SyncController, [{ - key: 'getSyncPoint', - value: function getSyncPoint(playlist, duration$$1, currentTimeline, currentTime) { - var syncPoints = this.runStrategies_(playlist, duration$$1, currentTimeline, currentTime); - - if (!syncPoints.length) { - // Signal that we need to attempt to get a sync-point manually - // by fetching a segment in the playlist and constructing - // a sync-point from that information - return null; - } - - // Now find the sync-point that is closest to the currentTime because - // that should result in the most accurate guess about which segment - // to fetch - return this.selectSyncPoint_(syncPoints, { key: 'time', value: currentTime }); - } - - /** - * Calculate the amount of time that has expired off the playlist during playback - * - * @param {Playlist} playlist - * Playlist object to calculate expired from - * @param {Number} duration - * Duration of the MediaSource (Infinity if playling a live source) - * @returns {Number|null} - * The amount of time that has expired off the playlist during playback. Null - * if no sync-points for the playlist can be found. - */ - - }, { - key: 'getExpiredTime', - value: function getExpiredTime(playlist, duration$$1) { - if (!playlist || !playlist.segments) { - return null; - } - - var syncPoints = this.runStrategies_(playlist, duration$$1, playlist.discontinuitySequence, 0); - - // Without sync-points, there is not enough information to determine the expired time - if (!syncPoints.length) { - return null; - } - - var syncPoint = this.selectSyncPoint_(syncPoints, { - key: 'segmentIndex', - value: 0 - }); - - // If the sync-point is beyond the start of the playlist, we want to subtract the - // duration from index 0 to syncPoint.segmentIndex instead of adding. - if (syncPoint.segmentIndex > 0) { - syncPoint.time *= -1; - } - - return Math.abs(syncPoint.time + sumDurations(playlist, syncPoint.segmentIndex, 0)); - } - - /** - * Runs each sync-point strategy and returns a list of sync-points returned by the - * strategies - * - * @private - * @param {Playlist} playlist - * The playlist that needs a sync-point - * @param {Number} duration - * Duration of the MediaSource (Infinity if playing a live source) - * @param {Number} currentTimeline - * The last timeline from which a segment was loaded - * @returns {Array} - * A list of sync-point objects - */ - - }, { - key: 'runStrategies_', - value: function runStrategies_(playlist, duration$$1, currentTimeline, currentTime) { - var syncPoints = []; - - // Try to find a sync-point in by utilizing various strategies... - for (var i = 0; i < syncPointStrategies.length; i++) { - var strategy = syncPointStrategies[i]; - var syncPoint = strategy.run(this, playlist, duration$$1, currentTimeline, currentTime); - - if (syncPoint) { - syncPoint.strategy = strategy.name; - syncPoints.push({ - strategy: strategy.name, - syncPoint: syncPoint - }); - } - } - - return syncPoints; - } - - /** - * Selects the sync-point nearest the specified target - * - * @private - * @param {Array} syncPoints - * List of sync-points to select from - * @param {Object} target - * Object specifying the property and value we are targeting - * @param {String} target.key - * Specifies the property to target. Must be either 'time' or 'segmentIndex' - * @param {Number} target.value - * The value to target for the specified key. - * @returns {Object} - * The sync-point nearest the target - */ - - }, { - key: 'selectSyncPoint_', - value: function selectSyncPoint_(syncPoints, target) { - var bestSyncPoint = syncPoints[0].syncPoint; - var bestDistance = Math.abs(syncPoints[0].syncPoint[target.key] - target.value); - var bestStrategy = syncPoints[0].strategy; - - for (var i = 1; i < syncPoints.length; i++) { - var newDistance = Math.abs(syncPoints[i].syncPoint[target.key] - target.value); - - if (newDistance < bestDistance) { - bestDistance = newDistance; - bestSyncPoint = syncPoints[i].syncPoint; - bestStrategy = syncPoints[i].strategy; - } - } - - this.logger_('syncPoint for [' + target.key + ': ' + target.value + '] chosen with strategy' + (' [' + bestStrategy + ']: [time:' + bestSyncPoint.time + ',') + (' segmentIndex:' + bestSyncPoint.segmentIndex + ']')); - - return bestSyncPoint; - } - - /** - * Save any meta-data present on the segments when segments leave - * the live window to the playlist to allow for synchronization at the - * playlist level later. - * - * @param {Playlist} oldPlaylist - The previous active playlist - * @param {Playlist} newPlaylist - The updated and most current playlist - */ - - }, { - key: 'saveExpiredSegmentInfo', - value: function saveExpiredSegmentInfo(oldPlaylist, newPlaylist) { - var mediaSequenceDiff = newPlaylist.mediaSequence - oldPlaylist.mediaSequence; - - // When a segment expires from the playlist and it has a start time - // save that information as a possible sync-point reference in future - for (var i = mediaSequenceDiff - 1; i >= 0; i--) { - var lastRemovedSegment = oldPlaylist.segments[i]; - - if (lastRemovedSegment && typeof lastRemovedSegment.start !== 'undefined') { - newPlaylist.syncInfo = { - mediaSequence: oldPlaylist.mediaSequence + i, - time: lastRemovedSegment.start - }; - this.logger_('playlist refresh sync: [time:' + newPlaylist.syncInfo.time + ',' + (' mediaSequence: ' + newPlaylist.syncInfo.mediaSequence + ']')); - this.trigger('syncinfoupdate'); - break; - } - } - } - - /** - * Save the mapping from playlist's ProgramDateTime to display. This should - * only ever happen once at the start of playback. - * - * @param {Playlist} playlist - The currently active playlist - */ - - }, { - key: 'setDateTimeMapping', - value: function setDateTimeMapping(playlist) { - if (!this.datetimeToDisplayTime && playlist.segments && playlist.segments.length && playlist.segments[0].dateTimeObject) { - var playlistTimestamp = playlist.segments[0].dateTimeObject.getTime() / 1000; - - this.datetimeToDisplayTime = -playlistTimestamp; - } - } - - /** - * Reset the state of the inspection cache when we do a rendition - * switch - */ - - }, { - key: 'reset', - value: function reset() { - this.inspectCache_ = undefined; - } - - /** - * Probe or inspect a fmp4 or an mpeg2-ts segment to determine the start - * and end of the segment in it's internal "media time". Used to generate - * mappings from that internal "media time" to the display time that is - * shown on the player. - * - * @param {SegmentInfo} segmentInfo - The current active request information - */ - - }, { - key: 'probeSegmentInfo', - value: function probeSegmentInfo(segmentInfo) { - var segment = segmentInfo.segment; - var playlist = segmentInfo.playlist; - var timingInfo = void 0; - - if (segment.map) { - timingInfo = this.probeMp4Segment_(segmentInfo); - } else { - timingInfo = this.probeTsSegment_(segmentInfo); - } - - if (timingInfo) { - if (this.calculateSegmentTimeMapping_(segmentInfo, timingInfo)) { - this.saveDiscontinuitySyncInfo_(segmentInfo); - - // If the playlist does not have sync information yet, record that information - // now with segment timing information - if (!playlist.syncInfo) { - playlist.syncInfo = { - mediaSequence: playlist.mediaSequence + segmentInfo.mediaIndex, - time: segment.start - }; - } - } - } - - return timingInfo; - } - - /** - * Probe an fmp4 or an mpeg2-ts segment to determine the start of the segment - * in it's internal "media time". - * - * @private - * @param {SegmentInfo} segmentInfo - The current active request information - * @return {object} The start and end time of the current segment in "media time" - */ - - }, { - key: 'probeMp4Segment_', - value: function probeMp4Segment_(segmentInfo) { - var segment = segmentInfo.segment; - var timescales = probe.timescale(segment.map.bytes); - var startTime = probe.startTime(timescales, segmentInfo.bytes); - - if (segmentInfo.timestampOffset !== null) { - segmentInfo.timestampOffset -= startTime; - } - - return { - start: startTime, - end: startTime + segment.duration - }; - } - - /** - * Probe an mpeg2-ts segment to determine the start and end of the segment - * in it's internal "media time". - * - * @private - * @param {SegmentInfo} segmentInfo - The current active request information - * @return {object} The start and end time of the current segment in "media time" - */ - - }, { - key: 'probeTsSegment_', - value: function probeTsSegment_(segmentInfo) { - var timeInfo = tsprobe(segmentInfo.bytes, this.inspectCache_); - var segmentStartTime = void 0; - var segmentEndTime = void 0; - - if (!timeInfo) { - return null; - } - - if (timeInfo.video && timeInfo.video.length === 2) { - this.inspectCache_ = timeInfo.video[1].dts; - segmentStartTime = timeInfo.video[0].dtsTime; - segmentEndTime = timeInfo.video[1].dtsTime; - } else if (timeInfo.audio && timeInfo.audio.length === 2) { - this.inspectCache_ = timeInfo.audio[1].dts; - segmentStartTime = timeInfo.audio[0].dtsTime; - segmentEndTime = timeInfo.audio[1].dtsTime; - } - - return { - start: segmentStartTime, - end: segmentEndTime, - containsVideo: timeInfo.video && timeInfo.video.length === 2, - containsAudio: timeInfo.audio && timeInfo.audio.length === 2 - }; - } - }, { - key: 'timestampOffsetForTimeline', - value: function timestampOffsetForTimeline(timeline) { - if (typeof this.timelines[timeline] === 'undefined') { - return null; - } - return this.timelines[timeline].time; - } - }, { - key: 'mappingForTimeline', - value: function mappingForTimeline(timeline) { - if (typeof this.timelines[timeline] === 'undefined') { - return null; - } - return this.timelines[timeline].mapping; - } - - /** - * Use the "media time" for a segment to generate a mapping to "display time" and - * save that display time to the segment. - * - * @private - * @param {SegmentInfo} segmentInfo - * The current active request information - * @param {object} timingInfo - * The start and end time of the current segment in "media time" - * @returns {Boolean} - * Returns false if segment time mapping could not be calculated - */ - - }, { - key: 'calculateSegmentTimeMapping_', - value: function calculateSegmentTimeMapping_(segmentInfo, timingInfo) { - var segment = segmentInfo.segment; - var mappingObj = this.timelines[segmentInfo.timeline]; - - if (segmentInfo.timestampOffset !== null) { - mappingObj = { - time: segmentInfo.startOfSegment, - mapping: segmentInfo.startOfSegment - timingInfo.start - }; - this.timelines[segmentInfo.timeline] = mappingObj; - this.trigger('timestampoffset'); - - this.logger_('time mapping for timeline ' + segmentInfo.timeline + ': ' + ('[time: ' + mappingObj.time + '] [mapping: ' + mappingObj.mapping + ']')); - - segment.start = segmentInfo.startOfSegment; - segment.end = timingInfo.end + mappingObj.mapping; - } else if (mappingObj) { - segment.start = timingInfo.start + mappingObj.mapping; - segment.end = timingInfo.end + mappingObj.mapping; - } else { - return false; - } - - return true; - } - - /** - * Each time we have discontinuity in the playlist, attempt to calculate the location - * in display of the start of the discontinuity and save that. We also save an accuracy - * value so that we save values with the most accuracy (closest to 0.) - * - * @private - * @param {SegmentInfo} segmentInfo - The current active request information - */ - - }, { - key: 'saveDiscontinuitySyncInfo_', - value: function saveDiscontinuitySyncInfo_(segmentInfo) { - var playlist = segmentInfo.playlist; - var segment = segmentInfo.segment; - - // If the current segment is a discontinuity then we know exactly where - // the start of the range and it's accuracy is 0 (greater accuracy values - // mean more approximation) - if (segment.discontinuity) { - this.discontinuities[segment.timeline] = { - time: segment.start, - accuracy: 0 - }; - } else if (playlist.discontinuityStarts && playlist.discontinuityStarts.length) { - // Search for future discontinuities that we can provide better timing - // information for and save that information for sync purposes - for (var i = 0; i < playlist.discontinuityStarts.length; i++) { - var segmentIndex = playlist.discontinuityStarts[i]; - var discontinuity = playlist.discontinuitySequence + i + 1; - var mediaIndexDiff = segmentIndex - segmentInfo.mediaIndex; - var accuracy = Math.abs(mediaIndexDiff); - - if (!this.discontinuities[discontinuity] || this.discontinuities[discontinuity].accuracy > accuracy) { - var time = void 0; - - if (mediaIndexDiff < 0) { - time = segment.start - sumDurations(playlist, segmentInfo.mediaIndex, segmentIndex); - } else { - time = segment.end + sumDurations(playlist, segmentInfo.mediaIndex + 1, segmentIndex); - } - - this.discontinuities[discontinuity] = { - time: time, - accuracy: accuracy - }; - } - } - } - } - }]); - return SyncController; - }(videojs.EventTarget); - - var Decrypter$1 = new shimWorker("./decrypter-worker.worker.js", function (window, document) { - var self = this; - var decrypterWorker = function () { - - var commonjsGlobal = typeof window !== 'undefined' ? window : typeof global !== 'undefined' ? global : typeof self !== 'undefined' ? self : {}; - - var win; - - if (typeof window !== "undefined") { - win = window; - } else if (typeof commonjsGlobal !== "undefined") { - win = commonjsGlobal; - } else if (typeof self !== "undefined") { - win = self; - } else { - win = {}; - } - - var window_1 = win; - - /* - * pkcs7.pad - * https://github.com/brightcove/pkcs7 - * - * Copyright (c) 2014 Brightcove - * Licensed under the apache2 license. - */ - - /** - * Returns the subarray of a Uint8Array without PKCS#7 padding. - * @param padded {Uint8Array} unencrypted bytes that have been padded - * @return {Uint8Array} the unpadded bytes - * @see http://tools.ietf.org/html/rfc5652 - */ - function unpad(padded) { - return padded.subarray(0, padded.byteLength - padded[padded.byteLength - 1]); - } - - var classCallCheck = function classCallCheck(instance, Constructor) { - if (!(instance instanceof Constructor)) { - throw new TypeError("Cannot call a class as a function"); - } - }; - - var createClass = function () { - function defineProperties(target, props) { - for (var i = 0; i < props.length; i++) { - var descriptor = props[i]; - descriptor.enumerable = descriptor.enumerable || false; - descriptor.configurable = true; - if ("value" in descriptor) descriptor.writable = true; - Object.defineProperty(target, descriptor.key, descriptor); - } - } - - return function (Constructor, protoProps, staticProps) { - if (protoProps) defineProperties(Constructor.prototype, protoProps); - if (staticProps) defineProperties(Constructor, staticProps); - return Constructor; - }; - }(); - - var inherits = function inherits(subClass, superClass) { - if (typeof superClass !== "function" && superClass !== null) { - throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); - } - - subClass.prototype = Object.create(superClass && superClass.prototype, { - constructor: { - value: subClass, - enumerable: false, - writable: true, - configurable: true - } - }); - if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; - }; - - var possibleConstructorReturn = function possibleConstructorReturn(self, call) { - if (!self) { - throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); - } - - return call && (typeof call === "object" || typeof call === "function") ? call : self; - }; - - /** - * @file aes.js - * - * This file contains an adaptation of the AES decryption algorithm - * from the Standford Javascript Cryptography Library. That work is - * covered by the following copyright and permissions notice: - * - * Copyright 2009-2010 Emily Stark, Mike Hamburg, Dan Boneh. - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions are - * met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * - * 2. Redistributions in binary form must reproduce the above - * copyright notice, this list of conditions and the following - * disclaimer in the documentation and/or other materials provided - * with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS OR - * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED - * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE - * DISCLAIMED. IN NO EVENT SHALL OR CONTRIBUTORS BE - * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR - * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF - * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR - * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, - * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE - * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN - * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - * - * The views and conclusions contained in the software and documentation - * are those of the authors and should not be interpreted as representing - * official policies, either expressed or implied, of the authors. - */ - - /** - * Expand the S-box tables. - * - * @private - */ - var precompute = function precompute() { - var tables = [[[], [], [], [], []], [[], [], [], [], []]]; - var encTable = tables[0]; - var decTable = tables[1]; - var sbox = encTable[4]; - var sboxInv = decTable[4]; - var i = void 0; - var x = void 0; - var xInv = void 0; - var d = []; - var th = []; - var x2 = void 0; - var x4 = void 0; - var x8 = void 0; - var s = void 0; - var tEnc = void 0; - var tDec = void 0; - - // Compute double and third tables - for (i = 0; i < 256; i++) { - th[(d[i] = i << 1 ^ (i >> 7) * 283) ^ i] = i; - } - - for (x = xInv = 0; !sbox[x]; x ^= x2 || 1, xInv = th[xInv] || 1) { - // Compute sbox - s = xInv ^ xInv << 1 ^ xInv << 2 ^ xInv << 3 ^ xInv << 4; - s = s >> 8 ^ s & 255 ^ 99; - sbox[x] = s; - sboxInv[s] = x; - - // Compute MixColumns - x8 = d[x4 = d[x2 = d[x]]]; - tDec = x8 * 0x1010101 ^ x4 * 0x10001 ^ x2 * 0x101 ^ x * 0x1010100; - tEnc = d[s] * 0x101 ^ s * 0x1010100; - - for (i = 0; i < 4; i++) { - encTable[i][x] = tEnc = tEnc << 24 ^ tEnc >>> 8; - decTable[i][s] = tDec = tDec << 24 ^ tDec >>> 8; - } - } - - // Compactify. Considerable speedup on Firefox. - for (i = 0; i < 5; i++) { - encTable[i] = encTable[i].slice(0); - decTable[i] = decTable[i].slice(0); - } - return tables; - }; - var aesTables = null; - - /** - * Schedule out an AES key for both encryption and decryption. This - * is a low-level class. Use a cipher mode to do bulk encryption. - * - * @class AES - * @param key {Array} The key as an array of 4, 6 or 8 words. - */ - - var AES = function () { - function AES(key) { - classCallCheck(this, AES); - - /** - * The expanded S-box and inverse S-box tables. These will be computed - * on the client so that we don't have to send them down the wire. - * - * There are two tables, _tables[0] is for encryption and - * _tables[1] is for decryption. - * - * The first 4 sub-tables are the expanded S-box with MixColumns. The - * last (_tables[01][4]) is the S-box itself. - * - * @private - */ - // if we have yet to precompute the S-box tables - // do so now - if (!aesTables) { - aesTables = precompute(); - } - // then make a copy of that object for use - this._tables = [[aesTables[0][0].slice(), aesTables[0][1].slice(), aesTables[0][2].slice(), aesTables[0][3].slice(), aesTables[0][4].slice()], [aesTables[1][0].slice(), aesTables[1][1].slice(), aesTables[1][2].slice(), aesTables[1][3].slice(), aesTables[1][4].slice()]]; - var i = void 0; - var j = void 0; - var tmp = void 0; - var encKey = void 0; - var decKey = void 0; - var sbox = this._tables[0][4]; - var decTable = this._tables[1]; - var keyLen = key.length; - var rcon = 1; - - if (keyLen !== 4 && keyLen !== 6 && keyLen !== 8) { - throw new Error('Invalid aes key size'); - } - - encKey = key.slice(0); - decKey = []; - this._key = [encKey, decKey]; - - // schedule encryption keys - for (i = keyLen; i < 4 * keyLen + 28; i++) { - tmp = encKey[i - 1]; - - // apply sbox - if (i % keyLen === 0 || keyLen === 8 && i % keyLen === 4) { - tmp = sbox[tmp >>> 24] << 24 ^ sbox[tmp >> 16 & 255] << 16 ^ sbox[tmp >> 8 & 255] << 8 ^ sbox[tmp & 255]; - - // shift rows and add rcon - if (i % keyLen === 0) { - tmp = tmp << 8 ^ tmp >>> 24 ^ rcon << 24; - rcon = rcon << 1 ^ (rcon >> 7) * 283; - } - } - - encKey[i] = encKey[i - keyLen] ^ tmp; - } - - // schedule decryption keys - for (j = 0; i; j++, i--) { - tmp = encKey[j & 3 ? i : i - 4]; - if (i <= 4 || j < 4) { - decKey[j] = tmp; - } else { - decKey[j] = decTable[0][sbox[tmp >>> 24]] ^ decTable[1][sbox[tmp >> 16 & 255]] ^ decTable[2][sbox[tmp >> 8 & 255]] ^ decTable[3][sbox[tmp & 255]]; - } - } - } - - /** - * Decrypt 16 bytes, specified as four 32-bit words. - * - * @param {Number} encrypted0 the first word to decrypt - * @param {Number} encrypted1 the second word to decrypt - * @param {Number} encrypted2 the third word to decrypt - * @param {Number} encrypted3 the fourth word to decrypt - * @param {Int32Array} out the array to write the decrypted words - * into - * @param {Number} offset the offset into the output array to start - * writing results - * @return {Array} The plaintext. - */ - - AES.prototype.decrypt = function decrypt(encrypted0, encrypted1, encrypted2, encrypted3, out, offset) { - var key = this._key[1]; - // state variables a,b,c,d are loaded with pre-whitened data - var a = encrypted0 ^ key[0]; - var b = encrypted3 ^ key[1]; - var c = encrypted2 ^ key[2]; - var d = encrypted1 ^ key[3]; - var a2 = void 0; - var b2 = void 0; - var c2 = void 0; - - // key.length === 2 ? - var nInnerRounds = key.length / 4 - 2; - var i = void 0; - var kIndex = 4; - var table = this._tables[1]; - - // load up the tables - var table0 = table[0]; - var table1 = table[1]; - var table2 = table[2]; - var table3 = table[3]; - var sbox = table[4]; - - // Inner rounds. Cribbed from OpenSSL. - for (i = 0; i < nInnerRounds; i++) { - a2 = table0[a >>> 24] ^ table1[b >> 16 & 255] ^ table2[c >> 8 & 255] ^ table3[d & 255] ^ key[kIndex]; - b2 = table0[b >>> 24] ^ table1[c >> 16 & 255] ^ table2[d >> 8 & 255] ^ table3[a & 255] ^ key[kIndex + 1]; - c2 = table0[c >>> 24] ^ table1[d >> 16 & 255] ^ table2[a >> 8 & 255] ^ table3[b & 255] ^ key[kIndex + 2]; - d = table0[d >>> 24] ^ table1[a >> 16 & 255] ^ table2[b >> 8 & 255] ^ table3[c & 255] ^ key[kIndex + 3]; - kIndex += 4; - a = a2;b = b2;c = c2; - } - - // Last round. - for (i = 0; i < 4; i++) { - out[(3 & -i) + offset] = sbox[a >>> 24] << 24 ^ sbox[b >> 16 & 255] << 16 ^ sbox[c >> 8 & 255] << 8 ^ sbox[d & 255] ^ key[kIndex++]; - a2 = a;a = b;b = c;c = d;d = a2; - } - }; - - return AES; - }(); - - /** - * @file stream.js - */ - /** - * A lightweight readable stream implemention that handles event dispatching. - * - * @class Stream - */ - var Stream = function () { - function Stream() { - classCallCheck(this, Stream); - - this.listeners = {}; - } - - /** - * Add a listener for a specified event type. - * - * @param {String} type the event name - * @param {Function} listener the callback to be invoked when an event of - * the specified type occurs - */ - - Stream.prototype.on = function on(type, listener) { - if (!this.listeners[type]) { - this.listeners[type] = []; - } - this.listeners[type].push(listener); - }; - - /** - * Remove a listener for a specified event type. - * - * @param {String} type the event name - * @param {Function} listener a function previously registered for this - * type of event through `on` - * @return {Boolean} if we could turn it off or not - */ - - Stream.prototype.off = function off(type, listener) { - if (!this.listeners[type]) { - return false; - } - - var index = this.listeners[type].indexOf(listener); - - this.listeners[type].splice(index, 1); - return index > -1; - }; - - /** - * Trigger an event of the specified type on this stream. Any additional - * arguments to this function are passed as parameters to event listeners. - * - * @param {String} type the event name - */ - - Stream.prototype.trigger = function trigger(type) { - var callbacks = this.listeners[type]; - - if (!callbacks) { - return; - } - - // Slicing the arguments on every invocation of this method - // can add a significant amount of overhead. Avoid the - // intermediate object creation for the common case of a - // single callback argument - if (arguments.length === 2) { - var length = callbacks.length; - - for (var i = 0; i < length; ++i) { - callbacks[i].call(this, arguments[1]); - } - } else { - var args = Array.prototype.slice.call(arguments, 1); - var _length = callbacks.length; - - for (var _i = 0; _i < _length; ++_i) { - callbacks[_i].apply(this, args); - } - } - }; - - /** - * Destroys the stream and cleans up. - */ - - Stream.prototype.dispose = function dispose() { - this.listeners = {}; - }; - /** - * Forwards all `data` events on this stream to the destination stream. The - * destination stream should provide a method `push` to receive the data - * events as they arrive. - * - * @param {Stream} destination the stream that will receive all `data` events - * @see http://nodejs.org/api/stream.html#stream_readable_pipe_destination_options - */ - - Stream.prototype.pipe = function pipe(destination) { - this.on('data', function (data) { - destination.push(data); - }); - }; - - return Stream; - }(); - - /** - * @file async-stream.js - */ - /** - * A wrapper around the Stream class to use setTiemout - * and run stream "jobs" Asynchronously - * - * @class AsyncStream - * @extends Stream - */ - - var AsyncStream = function (_Stream) { - inherits(AsyncStream, _Stream); - - function AsyncStream() { - classCallCheck(this, AsyncStream); - - var _this = possibleConstructorReturn(this, _Stream.call(this, Stream)); - - _this.jobs = []; - _this.delay = 1; - _this.timeout_ = null; - return _this; - } - - /** - * process an async job - * - * @private - */ - - AsyncStream.prototype.processJob_ = function processJob_() { - this.jobs.shift()(); - if (this.jobs.length) { - this.timeout_ = setTimeout(this.processJob_.bind(this), this.delay); - } else { - this.timeout_ = null; - } - }; - - /** - * push a job into the stream - * - * @param {Function} job the job to push into the stream - */ - - AsyncStream.prototype.push = function push(job) { - this.jobs.push(job); - if (!this.timeout_) { - this.timeout_ = setTimeout(this.processJob_.bind(this), this.delay); - } - }; - - return AsyncStream; - }(Stream); - - /** - * @file decrypter.js - * - * An asynchronous implementation of AES-128 CBC decryption with - * PKCS#7 padding. - */ - - /** - * Convert network-order (big-endian) bytes into their little-endian - * representation. - */ - var ntoh = function ntoh(word) { - return word << 24 | (word & 0xff00) << 8 | (word & 0xff0000) >> 8 | word >>> 24; - }; - - /** - * Decrypt bytes using AES-128 with CBC and PKCS#7 padding. - * - * @param {Uint8Array} encrypted the encrypted bytes - * @param {Uint32Array} key the bytes of the decryption key - * @param {Uint32Array} initVector the initialization vector (IV) to - * use for the first round of CBC. - * @return {Uint8Array} the decrypted bytes - * - * @see http://en.wikipedia.org/wiki/Advanced_Encryption_Standard - * @see http://en.wikipedia.org/wiki/Block_cipher_mode_of_operation#Cipher_Block_Chaining_.28CBC.29 - * @see https://tools.ietf.org/html/rfc2315 - */ - var decrypt = function decrypt(encrypted, key, initVector) { - // word-level access to the encrypted bytes - var encrypted32 = new Int32Array(encrypted.buffer, encrypted.byteOffset, encrypted.byteLength >> 2); - - var decipher = new AES(Array.prototype.slice.call(key)); - - // byte and word-level access for the decrypted output - var decrypted = new Uint8Array(encrypted.byteLength); - var decrypted32 = new Int32Array(decrypted.buffer); - - // temporary variables for working with the IV, encrypted, and - // decrypted data - var init0 = void 0; - var init1 = void 0; - var init2 = void 0; - var init3 = void 0; - var encrypted0 = void 0; - var encrypted1 = void 0; - var encrypted2 = void 0; - var encrypted3 = void 0; - - // iteration variable - var wordIx = void 0; - - // pull out the words of the IV to ensure we don't modify the - // passed-in reference and easier access - init0 = initVector[0]; - init1 = initVector[1]; - init2 = initVector[2]; - init3 = initVector[3]; - - // decrypt four word sequences, applying cipher-block chaining (CBC) - // to each decrypted block - for (wordIx = 0; wordIx < encrypted32.length; wordIx += 4) { - // convert big-endian (network order) words into little-endian - // (javascript order) - encrypted0 = ntoh(encrypted32[wordIx]); - encrypted1 = ntoh(encrypted32[wordIx + 1]); - encrypted2 = ntoh(encrypted32[wordIx + 2]); - encrypted3 = ntoh(encrypted32[wordIx + 3]); - - // decrypt the block - decipher.decrypt(encrypted0, encrypted1, encrypted2, encrypted3, decrypted32, wordIx); - - // XOR with the IV, and restore network byte-order to obtain the - // plaintext - decrypted32[wordIx] = ntoh(decrypted32[wordIx] ^ init0); - decrypted32[wordIx + 1] = ntoh(decrypted32[wordIx + 1] ^ init1); - decrypted32[wordIx + 2] = ntoh(decrypted32[wordIx + 2] ^ init2); - decrypted32[wordIx + 3] = ntoh(decrypted32[wordIx + 3] ^ init3); - - // setup the IV for the next round - init0 = encrypted0; - init1 = encrypted1; - init2 = encrypted2; - init3 = encrypted3; - } - - return decrypted; - }; - - /** - * The `Decrypter` class that manages decryption of AES - * data through `AsyncStream` objects and the `decrypt` - * function - * - * @param {Uint8Array} encrypted the encrypted bytes - * @param {Uint32Array} key the bytes of the decryption key - * @param {Uint32Array} initVector the initialization vector (IV) to - * @param {Function} done the function to run when done - * @class Decrypter - */ - - var Decrypter = function () { - function Decrypter(encrypted, key, initVector, done) { - classCallCheck(this, Decrypter); - - var step = Decrypter.STEP; - var encrypted32 = new Int32Array(encrypted.buffer); - var decrypted = new Uint8Array(encrypted.byteLength); - var i = 0; - - this.asyncStream_ = new AsyncStream(); - - // split up the encryption job and do the individual chunks asynchronously - this.asyncStream_.push(this.decryptChunk_(encrypted32.subarray(i, i + step), key, initVector, decrypted)); - for (i = step; i < encrypted32.length; i += step) { - initVector = new Uint32Array([ntoh(encrypted32[i - 4]), ntoh(encrypted32[i - 3]), ntoh(encrypted32[i - 2]), ntoh(encrypted32[i - 1])]); - this.asyncStream_.push(this.decryptChunk_(encrypted32.subarray(i, i + step), key, initVector, decrypted)); - } - // invoke the done() callback when everything is finished - this.asyncStream_.push(function () { - // remove pkcs#7 padding from the decrypted bytes - done(null, unpad(decrypted)); - }); - } - - /** - * a getter for step the maximum number of bytes to process at one time - * - * @return {Number} the value of step 32000 - */ - - /** - * @private - */ - Decrypter.prototype.decryptChunk_ = function decryptChunk_(encrypted, key, initVector, decrypted) { - return function () { - var bytes = decrypt(encrypted, key, initVector); - - decrypted.set(bytes, encrypted.byteOffset); - }; - }; - - createClass(Decrypter, null, [{ - key: 'STEP', - get: function get$$1() { - // 4 * 8000; - return 32000; - } - }]); - return Decrypter; - }(); - - /** - * @file bin-utils.js - */ - - /** - * Creates an object for sending to a web worker modifying properties that are TypedArrays - * into a new object with seperated properties for the buffer, byteOffset, and byteLength. - * - * @param {Object} message - * Object of properties and values to send to the web worker - * @return {Object} - * Modified message with TypedArray values expanded - * @function createTransferableMessage - */ - var createTransferableMessage = function createTransferableMessage(message) { - var transferable = {}; - - Object.keys(message).forEach(function (key) { - var value = message[key]; - - if (ArrayBuffer.isView(value)) { - transferable[key] = { - bytes: value.buffer, - byteOffset: value.byteOffset, - byteLength: value.byteLength - }; - } else { - transferable[key] = value; - } - }); - - return transferable; - }; - - /** - * Our web worker interface so that things can talk to aes-decrypter - * that will be running in a web worker. the scope is passed to this by - * webworkify. - * - * @param {Object} self - * the scope for the web worker - */ - var DecrypterWorker = function DecrypterWorker(self) { - self.onmessage = function (event) { - var data = event.data; - var encrypted = new Uint8Array(data.encrypted.bytes, data.encrypted.byteOffset, data.encrypted.byteLength); - var key = new Uint32Array(data.key.bytes, data.key.byteOffset, data.key.byteLength / 4); - var iv = new Uint32Array(data.iv.bytes, data.iv.byteOffset, data.iv.byteLength / 4); - - /* eslint-disable no-new, handle-callback-err */ - new Decrypter(encrypted, key, iv, function (err, bytes) { - window_1.postMessage(createTransferableMessage({ - source: data.source, - decrypted: bytes - }), [bytes.buffer]); - }); - /* eslint-enable */ - }; - }; - - var decrypterWorker = new DecrypterWorker(self); - - return decrypterWorker; - }(); - }); - - /** - * Convert the properties of an HLS track into an audioTrackKind. - * - * @private - */ - var audioTrackKind_ = function audioTrackKind_(properties) { - var kind = properties.default ? 'main' : 'alternative'; - - if (properties.characteristics && properties.characteristics.indexOf('public.accessibility.describes-video') >= 0) { - kind = 'main-desc'; - } - - return kind; - }; - - /** - * Pause provided segment loader and playlist loader if active - * - * @param {SegmentLoader} segmentLoader - * SegmentLoader to pause - * @param {Object} mediaType - * Active media type - * @function stopLoaders - */ - var stopLoaders = function stopLoaders(segmentLoader, mediaType) { - segmentLoader.abort(); - segmentLoader.pause(); - - if (mediaType && mediaType.activePlaylistLoader) { - mediaType.activePlaylistLoader.pause(); - mediaType.activePlaylistLoader = null; - } - }; - - /** - * Start loading provided segment loader and playlist loader - * - * @param {PlaylistLoader} playlistLoader - * PlaylistLoader to start loading - * @param {Object} mediaType - * Active media type - * @function startLoaders - */ - var startLoaders = function startLoaders(playlistLoader, mediaType) { - // Segment loader will be started after `loadedmetadata` or `loadedplaylist` from the - // playlist loader - mediaType.activePlaylistLoader = playlistLoader; - playlistLoader.load(); - }; - - /** - * Returns a function to be called when the media group changes. It performs a - * non-destructive (preserve the buffer) resync of the SegmentLoader. This is because a - * change of group is merely a rendition switch of the same content at another encoding, - * rather than a change of content, such as switching audio from English to Spanish. - * - * @param {String} type - * MediaGroup type - * @param {Object} settings - * Object containing required information for media groups - * @return {Function} - * Handler for a non-destructive resync of SegmentLoader when the active media - * group changes. - * @function onGroupChanged - */ - var onGroupChanged = function onGroupChanged(type, settings) { - return function () { - var _settings$segmentLoad = settings.segmentLoaders, - segmentLoader = _settings$segmentLoad[type], - mainSegmentLoader = _settings$segmentLoad.main, - mediaType = settings.mediaTypes[type]; - - var activeTrack = mediaType.activeTrack(); - var activeGroup = mediaType.activeGroup(activeTrack); - var previousActiveLoader = mediaType.activePlaylistLoader; - - stopLoaders(segmentLoader, mediaType); - - if (!activeGroup) { - // there is no group active - return; - } - - if (!activeGroup.playlistLoader) { - if (previousActiveLoader) { - // The previous group had a playlist loader but the new active group does not - // this means we are switching from demuxed to muxed audio. In this case we want to - // do a destructive reset of the main segment loader and not restart the audio - // loaders. - mainSegmentLoader.resetEverything(); - } - return; - } - - // Non-destructive resync - segmentLoader.resyncLoader(); - - startLoaders(activeGroup.playlistLoader, mediaType); - }; - }; - - /** - * Returns a function to be called when the media track changes. It performs a - * destructive reset of the SegmentLoader to ensure we start loading as close to - * currentTime as possible. - * - * @param {String} type - * MediaGroup type - * @param {Object} settings - * Object containing required information for media groups - * @return {Function} - * Handler for a destructive reset of SegmentLoader when the active media - * track changes. - * @function onTrackChanged - */ - var onTrackChanged = function onTrackChanged(type, settings) { - return function () { - var _settings$segmentLoad2 = settings.segmentLoaders, - segmentLoader = _settings$segmentLoad2[type], - mainSegmentLoader = _settings$segmentLoad2.main, - mediaType = settings.mediaTypes[type]; - - var activeTrack = mediaType.activeTrack(); - var activeGroup = mediaType.activeGroup(activeTrack); - var previousActiveLoader = mediaType.activePlaylistLoader; - - stopLoaders(segmentLoader, mediaType); - - if (!activeGroup) { - // there is no group active so we do not want to restart loaders - return; - } - - if (!activeGroup.playlistLoader) { - // when switching from demuxed audio/video to muxed audio/video (noted by no playlist - // loader for the audio group), we want to do a destructive reset of the main segment - // loader and not restart the audio loaders - mainSegmentLoader.resetEverything(); - return; - } - - if (previousActiveLoader === activeGroup.playlistLoader) { - // Nothing has actually changed. This can happen because track change events can fire - // multiple times for a "single" change. One for enabling the new active track, and - // one for disabling the track that was active - startLoaders(activeGroup.playlistLoader, mediaType); - return; - } - - if (segmentLoader.track) { - // For WebVTT, set the new text track in the segmentloader - segmentLoader.track(activeTrack); - } - - // destructive reset - segmentLoader.resetEverything(); - - startLoaders(activeGroup.playlistLoader, mediaType); - }; - }; - - var onError = { - /** - * Returns a function to be called when a SegmentLoader or PlaylistLoader encounters - * an error. - * - * @param {String} type - * MediaGroup type - * @param {Object} settings - * Object containing required information for media groups - * @return {Function} - * Error handler. Logs warning (or error if the playlist is blacklisted) to - * console and switches back to default audio track. - * @function onError.AUDIO - */ - AUDIO: function AUDIO(type, settings) { - return function () { - var segmentLoader = settings.segmentLoaders[type], - mediaType = settings.mediaTypes[type], - blacklistCurrentPlaylist = settings.blacklistCurrentPlaylist; - - - stopLoaders(segmentLoader, mediaType); - - // switch back to default audio track - var activeTrack = mediaType.activeTrack(); - var activeGroup = mediaType.activeGroup(); - var id = (activeGroup.filter(function (group) { - return group.default; - })[0] || activeGroup[0]).id; - var defaultTrack = mediaType.tracks[id]; - - if (activeTrack === defaultTrack) { - // Default track encountered an error. All we can do now is blacklist the current - // rendition and hope another will switch audio groups - blacklistCurrentPlaylist({ - message: 'Problem encountered loading the default audio track.' - }); - return; - } - - videojs.log.warn('Problem encountered loading the alternate audio track.' + 'Switching back to default.'); - - for (var trackId in mediaType.tracks) { - mediaType.tracks[trackId].enabled = mediaType.tracks[trackId] === defaultTrack; - } - - mediaType.onTrackChanged(); - }; - }, - /** - * Returns a function to be called when a SegmentLoader or PlaylistLoader encounters - * an error. - * - * @param {String} type - * MediaGroup type - * @param {Object} settings - * Object containing required information for media groups - * @return {Function} - * Error handler. Logs warning to console and disables the active subtitle track - * @function onError.SUBTITLES - */ - SUBTITLES: function SUBTITLES(type, settings) { - return function () { - var segmentLoader = settings.segmentLoaders[type], - mediaType = settings.mediaTypes[type]; - - - videojs.log.warn('Problem encountered loading the subtitle track.' + 'Disabling subtitle track.'); - - stopLoaders(segmentLoader, mediaType); - - var track = mediaType.activeTrack(); - - if (track) { - track.mode = 'disabled'; - } - - mediaType.onTrackChanged(); - }; - } - }; - - var setupListeners = { - /** - * Setup event listeners for audio playlist loader - * - * @param {String} type - * MediaGroup type - * @param {PlaylistLoader|null} playlistLoader - * PlaylistLoader to register listeners on - * @param {Object} settings - * Object containing required information for media groups - * @function setupListeners.AUDIO - */ - AUDIO: function AUDIO(type, playlistLoader, settings) { - if (!playlistLoader) { - // no playlist loader means audio will be muxed with the video - return; - } - - var tech = settings.tech, - requestOptions = settings.requestOptions, - segmentLoader = settings.segmentLoaders[type]; - - - playlistLoader.on('loadedmetadata', function () { - var media = playlistLoader.media(); - - segmentLoader.playlist(media, requestOptions); - - // if the video is already playing, or if this isn't a live video and preload - // permits, start downloading segments - if (!tech.paused() || media.endList && tech.preload() !== 'none') { - segmentLoader.load(); - } - }); - - playlistLoader.on('loadedplaylist', function () { - segmentLoader.playlist(playlistLoader.media(), requestOptions); - - // If the player isn't paused, ensure that the segment loader is running - if (!tech.paused()) { - segmentLoader.load(); - } - }); - - playlistLoader.on('error', onError[type](type, settings)); - }, - /** - * Setup event listeners for subtitle playlist loader - * - * @param {String} type - * MediaGroup type - * @param {PlaylistLoader|null} playlistLoader - * PlaylistLoader to register listeners on - * @param {Object} settings - * Object containing required information for media groups - * @function setupListeners.SUBTITLES - */ - SUBTITLES: function SUBTITLES(type, playlistLoader, settings) { - var tech = settings.tech, - requestOptions = settings.requestOptions, - segmentLoader = settings.segmentLoaders[type], - mediaType = settings.mediaTypes[type]; - - - playlistLoader.on('loadedmetadata', function () { - var media = playlistLoader.media(); - - segmentLoader.playlist(media, requestOptions); - segmentLoader.track(mediaType.activeTrack()); - - // if the video is already playing, or if this isn't a live video and preload - // permits, start downloading segments - if (!tech.paused() || media.endList && tech.preload() !== 'none') { - segmentLoader.load(); - } - }); - - playlistLoader.on('loadedplaylist', function () { - segmentLoader.playlist(playlistLoader.media(), requestOptions); - - // If the player isn't paused, ensure that the segment loader is running - if (!tech.paused()) { - segmentLoader.load(); - } - }); - - playlistLoader.on('error', onError[type](type, settings)); - } - }; - - var byGroupId = function byGroupId(type, groupId) { - return function (playlist) { - return playlist.attributes[type] === groupId; - }; - }; - - var byResolvedUri = function byResolvedUri(resolvedUri) { - return function (playlist) { - return playlist.resolvedUri === resolvedUri; - }; - }; - - var initialize = { - /** - * Setup PlaylistLoaders and AudioTracks for the audio groups - * - * @param {String} type - * MediaGroup type - * @param {Object} settings - * Object containing required information for media groups - * @function initialize.AUDIO - */ - 'AUDIO': function AUDIO(type, settings) { - var hls = settings.hls, - sourceType = settings.sourceType, - segmentLoader = settings.segmentLoaders[type], - withCredentials = settings.requestOptions.withCredentials, - _settings$master = settings.master, - mediaGroups = _settings$master.mediaGroups, - playlists = _settings$master.playlists, - _settings$mediaTypes$ = settings.mediaTypes[type], - groups = _settings$mediaTypes$.groups, - tracks = _settings$mediaTypes$.tracks, - masterPlaylistLoader = settings.masterPlaylistLoader; - - // force a default if we have none - - if (!mediaGroups[type] || Object.keys(mediaGroups[type]).length === 0) { - mediaGroups[type] = { main: { default: { default: true } } }; - } - - for (var groupId in mediaGroups[type]) { - if (!groups[groupId]) { - groups[groupId] = []; - } - - // List of playlists that have an AUDIO attribute value matching the current - // group ID - var groupPlaylists = playlists.filter(byGroupId(type, groupId)); - - for (var variantLabel in mediaGroups[type][groupId]) { - var properties = mediaGroups[type][groupId][variantLabel]; - - // List of playlists for the current group ID that have a matching uri with - // this alternate audio variant - var matchingPlaylists = groupPlaylists.filter(byResolvedUri(properties.resolvedUri)); - - if (matchingPlaylists.length) { - // If there is a playlist that has the same uri as this audio variant, assume - // that the playlist is audio only. We delete the resolvedUri property here - // to prevent a playlist loader from being created so that we don't have - // both the main and audio segment loaders loading the same audio segments - // from the same playlist. - delete properties.resolvedUri; - } - - var playlistLoader = void 0; - - if (properties.resolvedUri) { - playlistLoader = new PlaylistLoader(properties.resolvedUri, hls, withCredentials); - } else if (properties.playlists && sourceType === 'dash') { - playlistLoader = new DashPlaylistLoader(properties.playlists[0], hls, withCredentials, masterPlaylistLoader); - } else { - // no resolvedUri means the audio is muxed with the video when using this - // audio track - playlistLoader = null; - } - - properties = videojs.mergeOptions({ id: variantLabel, playlistLoader: playlistLoader }, properties); - - setupListeners[type](type, properties.playlistLoader, settings); - - groups[groupId].push(properties); - - if (typeof tracks[variantLabel] === 'undefined') { - var track = new videojs.AudioTrack({ - id: variantLabel, - kind: audioTrackKind_(properties), - enabled: false, - language: properties.language, - default: properties.default, - label: variantLabel - }); - - tracks[variantLabel] = track; - } - } - } - - // setup single error event handler for the segment loader - segmentLoader.on('error', onError[type](type, settings)); - }, - /** - * Setup PlaylistLoaders and TextTracks for the subtitle groups - * - * @param {String} type - * MediaGroup type - * @param {Object} settings - * Object containing required information for media groups - * @function initialize.SUBTITLES - */ - 'SUBTITLES': function SUBTITLES(type, settings) { - var tech = settings.tech, - hls = settings.hls, - sourceType = settings.sourceType, - segmentLoader = settings.segmentLoaders[type], - withCredentials = settings.requestOptions.withCredentials, - mediaGroups = settings.master.mediaGroups, - _settings$mediaTypes$2 = settings.mediaTypes[type], - groups = _settings$mediaTypes$2.groups, - tracks = _settings$mediaTypes$2.tracks, - masterPlaylistLoader = settings.masterPlaylistLoader; - - - for (var groupId in mediaGroups[type]) { - if (!groups[groupId]) { - groups[groupId] = []; - } - - for (var variantLabel in mediaGroups[type][groupId]) { - if (mediaGroups[type][groupId][variantLabel].forced) { - // Subtitle playlists with the forced attribute are not selectable in Safari. - // According to Apple's HLS Authoring Specification: - // If content has forced subtitles and regular subtitles in a given language, - // the regular subtitles track in that language MUST contain both the forced - // subtitles and the regular subtitles for that language. - // Because of this requirement and that Safari does not add forced subtitles, - // forced subtitles are skipped here to maintain consistent experience across - // all platforms - continue; - } - - var properties = mediaGroups[type][groupId][variantLabel]; - - var playlistLoader = void 0; - - if (sourceType === 'hls') { - playlistLoader = new PlaylistLoader(properties.resolvedUri, hls, withCredentials); - } else if (sourceType === 'dash') { - playlistLoader = new DashPlaylistLoader(properties.playlists[0], hls, withCredentials, masterPlaylistLoader); - } - - properties = videojs.mergeOptions({ - id: variantLabel, - playlistLoader: playlistLoader - }, properties); - - setupListeners[type](type, properties.playlistLoader, settings); - - groups[groupId].push(properties); - - if (typeof tracks[variantLabel] === 'undefined') { - var track = tech.addRemoteTextTrack({ - id: variantLabel, - kind: 'subtitles', - enabled: false, - language: properties.language, - label: variantLabel - }, false).track; - - tracks[variantLabel] = track; - } - } - } - - // setup single error event handler for the segment loader - segmentLoader.on('error', onError[type](type, settings)); - }, - /** - * Setup TextTracks for the closed-caption groups - * - * @param {String} type - * MediaGroup type - * @param {Object} settings - * Object containing required information for media groups - * @function initialize['CLOSED-CAPTIONS'] - */ - 'CLOSED-CAPTIONS': function CLOSEDCAPTIONS(type, settings) { - var tech = settings.tech, - mediaGroups = settings.master.mediaGroups, - _settings$mediaTypes$3 = settings.mediaTypes[type], - groups = _settings$mediaTypes$3.groups, - tracks = _settings$mediaTypes$3.tracks; - - - for (var groupId in mediaGroups[type]) { - if (!groups[groupId]) { - groups[groupId] = []; - } - - for (var variantLabel in mediaGroups[type][groupId]) { - var properties = mediaGroups[type][groupId][variantLabel]; - - // We only support CEA608 captions for now, so ignore anything that - // doesn't use a CCx INSTREAM-ID - if (!properties.instreamId.match(/CC\d/)) { - continue; - } - - // No PlaylistLoader is required for Closed-Captions because the captions are - // embedded within the video stream - groups[groupId].push(videojs.mergeOptions({ id: variantLabel }, properties)); - - if (typeof tracks[variantLabel] === 'undefined') { - var track = tech.addRemoteTextTrack({ - id: properties.instreamId, - kind: 'captions', - enabled: false, - language: properties.language, - label: variantLabel - }, false).track; - - tracks[variantLabel] = track; - } - } - } - } - }; - - /** - * Returns a function used to get the active group of the provided type - * - * @param {String} type - * MediaGroup type - * @param {Object} settings - * Object containing required information for media groups - * @return {Function} - * Function that returns the active media group for the provided type. Takes an - * optional parameter {TextTrack} track. If no track is provided, a list of all - * variants in the group, otherwise the variant corresponding to the provided - * track is returned. - * @function activeGroup - */ - var activeGroup = function activeGroup(type, settings) { - return function (track) { - var masterPlaylistLoader = settings.masterPlaylistLoader, - groups = settings.mediaTypes[type].groups; - - - var media = masterPlaylistLoader.media(); - - if (!media) { - return null; - } - - var variants = null; - - if (media.attributes[type]) { - variants = groups[media.attributes[type]]; - } - - variants = variants || groups.main; - - if (typeof track === 'undefined') { - return variants; - } - - if (track === null) { - // An active track was specified so a corresponding group is expected. track === null - // means no track is currently active so there is no corresponding group - return null; - } - - return variants.filter(function (props) { - return props.id === track.id; - })[0] || null; - }; - }; - - var activeTrack = { - /** - * Returns a function used to get the active track of type provided - * - * @param {String} type - * MediaGroup type - * @param {Object} settings - * Object containing required information for media groups - * @return {Function} - * Function that returns the active media track for the provided type. Returns - * null if no track is active - * @function activeTrack.AUDIO - */ - AUDIO: function AUDIO(type, settings) { - return function () { - var tracks = settings.mediaTypes[type].tracks; - - - for (var id in tracks) { - if (tracks[id].enabled) { - return tracks[id]; - } - } - - return null; - }; - }, - /** - * Returns a function used to get the active track of type provided - * - * @param {String} type - * MediaGroup type - * @param {Object} settings - * Object containing required information for media groups - * @return {Function} - * Function that returns the active media track for the provided type. Returns - * null if no track is active - * @function activeTrack.SUBTITLES - */ - SUBTITLES: function SUBTITLES(type, settings) { - return function () { - var tracks = settings.mediaTypes[type].tracks; - - - for (var id in tracks) { - if (tracks[id].mode === 'showing') { - return tracks[id]; - } - } - - return null; - }; - } - }; - - /** - * Setup PlaylistLoaders and Tracks for media groups (Audio, Subtitles, - * Closed-Captions) specified in the master manifest. - * - * @param {Object} settings - * Object containing required information for setting up the media groups - * @param {SegmentLoader} settings.segmentLoaders.AUDIO - * Audio segment loader - * @param {SegmentLoader} settings.segmentLoaders.SUBTITLES - * Subtitle segment loader - * @param {SegmentLoader} settings.segmentLoaders.main - * Main segment loader - * @param {Tech} settings.tech - * The tech of the player - * @param {Object} settings.requestOptions - * XHR request options used by the segment loaders - * @param {PlaylistLoader} settings.masterPlaylistLoader - * PlaylistLoader for the master source - * @param {HlsHandler} settings.hls - * HLS SourceHandler - * @param {Object} settings.master - * The parsed master manifest - * @param {Object} settings.mediaTypes - * Object to store the loaders, tracks, and utility methods for each media type - * @param {Function} settings.blacklistCurrentPlaylist - * Blacklists the current rendition and forces a rendition switch. - * @function setupMediaGroups - */ - var setupMediaGroups = function setupMediaGroups(settings) { - ['AUDIO', 'SUBTITLES', 'CLOSED-CAPTIONS'].forEach(function (type) { - initialize[type](type, settings); - }); - - var mediaTypes = settings.mediaTypes, - masterPlaylistLoader = settings.masterPlaylistLoader, - tech = settings.tech, - hls = settings.hls; - - // setup active group and track getters and change event handlers - - ['AUDIO', 'SUBTITLES'].forEach(function (type) { - mediaTypes[type].activeGroup = activeGroup(type, settings); - mediaTypes[type].activeTrack = activeTrack[type](type, settings); - mediaTypes[type].onGroupChanged = onGroupChanged(type, settings); - mediaTypes[type].onTrackChanged = onTrackChanged(type, settings); - }); - - // DO NOT enable the default subtitle or caption track. - // DO enable the default audio track - var audioGroup = mediaTypes.AUDIO.activeGroup(); - var groupId = (audioGroup.filter(function (group) { - return group.default; - })[0] || audioGroup[0]).id; - - mediaTypes.AUDIO.tracks[groupId].enabled = true; - mediaTypes.AUDIO.onTrackChanged(); - - masterPlaylistLoader.on('mediachange', function () { - ['AUDIO', 'SUBTITLES'].forEach(function (type) { - return mediaTypes[type].onGroupChanged(); - }); - }); - - // custom audio track change event handler for usage event - var onAudioTrackChanged = function onAudioTrackChanged() { - mediaTypes.AUDIO.onTrackChanged(); - tech.trigger({ type: 'usage', name: 'hls-audio-change' }); - }; - - tech.audioTracks().addEventListener('change', onAudioTrackChanged); - tech.remoteTextTracks().addEventListener('change', mediaTypes.SUBTITLES.onTrackChanged); - - hls.on('dispose', function () { - tech.audioTracks().removeEventListener('change', onAudioTrackChanged); - tech.remoteTextTracks().removeEventListener('change', mediaTypes.SUBTITLES.onTrackChanged); - }); - - // clear existing audio tracks and add the ones we just created - tech.clearTracks('audio'); - - for (var id in mediaTypes.AUDIO.tracks) { - tech.audioTracks().addTrack(mediaTypes.AUDIO.tracks[id]); - } - }; - - /** - * Creates skeleton object used to store the loaders, tracks, and utility methods for each - * media type - * - * @return {Object} - * Object to store the loaders, tracks, and utility methods for each media type - * @function createMediaTypes - */ - var createMediaTypes = function createMediaTypes() { - var mediaTypes = {}; - - ['AUDIO', 'SUBTITLES', 'CLOSED-CAPTIONS'].forEach(function (type) { - mediaTypes[type] = { - groups: {}, - tracks: {}, - activePlaylistLoader: null, - activeGroup: noop, - activeTrack: noop, - onGroupChanged: noop, - onTrackChanged: noop - }; - }); - - return mediaTypes; - }; - - /** - * @file master-playlist-controller.js - */ - - var ABORT_EARLY_BLACKLIST_SECONDS = 60 * 2; - - var Hls = void 0; - - // SegmentLoader stats that need to have each loader's - // values summed to calculate the final value - var loaderStats = ['mediaRequests', 'mediaRequestsAborted', 'mediaRequestsTimedout', 'mediaRequestsErrored', 'mediaTransferDuration', 'mediaBytesTransferred']; - var sumLoaderStat = function sumLoaderStat(stat) { - return this.audioSegmentLoader_[stat] + this.mainSegmentLoader_[stat]; - }; - - /** - * the master playlist controller controller all interactons - * between playlists and segmentloaders. At this time this mainly - * involves a master playlist and a series of audio playlists - * if they are available - * - * @class MasterPlaylistController - * @extends videojs.EventTarget - */ - var MasterPlaylistController = function (_videojs$EventTarget) { - inherits$1(MasterPlaylistController, _videojs$EventTarget); - - function MasterPlaylistController(options) { - classCallCheck$1(this, MasterPlaylistController); - - var _this = possibleConstructorReturn$1(this, (MasterPlaylistController.__proto__ || Object.getPrototypeOf(MasterPlaylistController)).call(this)); - - var url = options.url, - withCredentials = options.withCredentials, - tech = options.tech, - bandwidth = options.bandwidth, - externHls = options.externHls, - useCueTags = options.useCueTags, - blacklistDuration = options.blacklistDuration, - enableLowInitialPlaylist = options.enableLowInitialPlaylist, - sourceType = options.sourceType; - - - if (!url) { - throw new Error('A non-empty playlist URL is required'); - } - - Hls = externHls; - - _this.withCredentials = withCredentials; - _this.tech_ = tech; - _this.hls_ = tech.hls; - _this.sourceType_ = sourceType; - _this.useCueTags_ = useCueTags; - _this.blacklistDuration = blacklistDuration; - _this.enableLowInitialPlaylist = enableLowInitialPlaylist; - if (_this.useCueTags_) { - _this.cueTagsTrack_ = _this.tech_.addTextTrack('metadata', 'ad-cues'); - _this.cueTagsTrack_.inBandMetadataTrackDispatchType = ''; - } - - _this.requestOptions_ = { - withCredentials: _this.withCredentials, - timeout: null - }; - - _this.mediaTypes_ = createMediaTypes(); - - _this.mediaSource = new videojs.MediaSource(); - - // load the media source into the player - _this.mediaSource.addEventListener('sourceopen', _this.handleSourceOpen_.bind(_this)); - - _this.seekable_ = videojs.createTimeRanges(); - _this.hasPlayed_ = function () { - return false; - }; - - _this.syncController_ = new SyncController(options); - _this.segmentMetadataTrack_ = tech.addRemoteTextTrack({ - kind: 'metadata', - label: 'segment-metadata' - }, false).track; - - _this.decrypter_ = new Decrypter$1(); - - var segmentLoaderSettings = { - hls: _this.hls_, - mediaSource: _this.mediaSource, - currentTime: _this.tech_.currentTime.bind(_this.tech_), - seekable: function seekable$$1() { - return _this.seekable(); - }, - seeking: function seeking() { - return _this.tech_.seeking(); - }, - duration: function duration$$1() { - return _this.mediaSource.duration; - }, - hasPlayed: function hasPlayed() { - return _this.hasPlayed_(); - }, - goalBufferLength: function goalBufferLength() { - return _this.goalBufferLength(); - }, - bandwidth: bandwidth, - syncController: _this.syncController_, - decrypter: _this.decrypter_, - sourceType: _this.sourceType_ - }; - - _this.masterPlaylistLoader_ = _this.sourceType_ === 'dash' ? new DashPlaylistLoader(url, _this.hls_, _this.withCredentials) : new PlaylistLoader(url, _this.hls_, _this.withCredentials); - _this.setupMasterPlaylistLoaderListeners_(); - - // setup segment loaders - // combined audio/video or just video when alternate audio track is selected - _this.mainSegmentLoader_ = new SegmentLoader(videojs.mergeOptions(segmentLoaderSettings, { - segmentMetadataTrack: _this.segmentMetadataTrack_, - loaderType: 'main' - }), options); - - // alternate audio track - _this.audioSegmentLoader_ = new SegmentLoader(videojs.mergeOptions(segmentLoaderSettings, { - loaderType: 'audio' - }), options); - - _this.subtitleSegmentLoader_ = new VTTSegmentLoader(videojs.mergeOptions(segmentLoaderSettings, { - loaderType: 'vtt' - }), options); - - _this.setupSegmentLoaderListeners_(); - - // Create SegmentLoader stat-getters - loaderStats.forEach(function (stat) { - _this[stat + '_'] = sumLoaderStat.bind(_this, stat); - }); - - _this.logger_ = logger('MPC'); - - _this.masterPlaylistLoader_.load(); - return _this; - } - - /** - * Register event handlers on the master playlist loader. A helper - * function for construction time. - * - * @private - */ - - - createClass(MasterPlaylistController, [{ - key: 'setupMasterPlaylistLoaderListeners_', - value: function setupMasterPlaylistLoaderListeners_() { - var _this2 = this; - - this.masterPlaylistLoader_.on('loadedmetadata', function () { - var media = _this2.masterPlaylistLoader_.media(); - var requestTimeout = _this2.masterPlaylistLoader_.targetDuration * 1.5 * 1000; - - // If we don't have any more available playlists, we don't want to - // timeout the request. - if (isLowestEnabledRendition(_this2.masterPlaylistLoader_.master, _this2.masterPlaylistLoader_.media())) { - _this2.requestOptions_.timeout = 0; - } else { - _this2.requestOptions_.timeout = requestTimeout; - } - - // if this isn't a live video and preload permits, start - // downloading segments - if (media.endList && _this2.tech_.preload() !== 'none') { - _this2.mainSegmentLoader_.playlist(media, _this2.requestOptions_); - _this2.mainSegmentLoader_.load(); - } - - setupMediaGroups({ - sourceType: _this2.sourceType_, - segmentLoaders: { - AUDIO: _this2.audioSegmentLoader_, - SUBTITLES: _this2.subtitleSegmentLoader_, - main: _this2.mainSegmentLoader_ - }, - tech: _this2.tech_, - requestOptions: _this2.requestOptions_, - masterPlaylistLoader: _this2.masterPlaylistLoader_, - hls: _this2.hls_, - master: _this2.master(), - mediaTypes: _this2.mediaTypes_, - blacklistCurrentPlaylist: _this2.blacklistCurrentPlaylist.bind(_this2) - }); - - _this2.triggerPresenceUsage_(_this2.master(), media); - - try { - _this2.setupSourceBuffers_(); - } catch (e) { - videojs.log.warn('Failed to create SourceBuffers', e); - return _this2.mediaSource.endOfStream('decode'); - } - _this2.setupFirstPlay(); - - _this2.trigger('selectedinitialmedia'); - }); - - this.masterPlaylistLoader_.on('loadedplaylist', function () { - var updatedPlaylist = _this2.masterPlaylistLoader_.media(); - - if (!updatedPlaylist) { - // blacklist any variants that are not supported by the browser before selecting - // an initial media as the playlist selectors do not consider browser support - _this2.excludeUnsupportedVariants_(); - - var selectedMedia = void 0; - - if (_this2.enableLowInitialPlaylist) { - selectedMedia = _this2.selectInitialPlaylist(); - } - - if (!selectedMedia) { - selectedMedia = _this2.selectPlaylist(); - } - - _this2.initialMedia_ = selectedMedia; - _this2.masterPlaylistLoader_.media(_this2.initialMedia_); - return; - } - - if (_this2.useCueTags_) { - _this2.updateAdCues_(updatedPlaylist); - } - - // TODO: Create a new event on the PlaylistLoader that signals - // that the segments have changed in some way and use that to - // update the SegmentLoader instead of doing it twice here and - // on `mediachange` - _this2.mainSegmentLoader_.playlist(updatedPlaylist, _this2.requestOptions_); - _this2.updateDuration(); - - // If the player isn't paused, ensure that the segment loader is running, - // as it is possible that it was temporarily stopped while waiting for - // a playlist (e.g., in case the playlist errored and we re-requested it). - if (!_this2.tech_.paused()) { - _this2.mainSegmentLoader_.load(); - } - - if (!updatedPlaylist.endList) { - var addSeekableRange = function addSeekableRange() { - var seekable$$1 = _this2.seekable(); - - if (seekable$$1.length !== 0) { - _this2.mediaSource.addSeekableRange_(seekable$$1.start(0), seekable$$1.end(0)); - } - }; - - if (_this2.duration() !== Infinity) { - var onDurationchange = function onDurationchange() { - if (_this2.duration() === Infinity) { - addSeekableRange(); - } else { - _this2.tech_.one('durationchange', onDurationchange); - } - }; - - _this2.tech_.one('durationchange', onDurationchange); - } else { - addSeekableRange(); - } - } - }); - - this.masterPlaylistLoader_.on('error', function () { - _this2.blacklistCurrentPlaylist(_this2.masterPlaylistLoader_.error); - }); - - this.masterPlaylistLoader_.on('mediachanging', function () { - _this2.mainSegmentLoader_.abort(); - _this2.mainSegmentLoader_.pause(); - }); - - this.masterPlaylistLoader_.on('mediachange', function () { - var media = _this2.masterPlaylistLoader_.media(); - var requestTimeout = _this2.masterPlaylistLoader_.targetDuration * 1.5 * 1000; - - // If we don't have any more available playlists, we don't want to - // timeout the request. - if (isLowestEnabledRendition(_this2.masterPlaylistLoader_.master, _this2.masterPlaylistLoader_.media())) { - _this2.requestOptions_.timeout = 0; - } else { - _this2.requestOptions_.timeout = requestTimeout; - } - - // TODO: Create a new event on the PlaylistLoader that signals - // that the segments have changed in some way and use that to - // update the SegmentLoader instead of doing it twice here and - // on `loadedplaylist` - _this2.mainSegmentLoader_.playlist(media, _this2.requestOptions_); - _this2.mainSegmentLoader_.load(); - - _this2.tech_.trigger({ - type: 'mediachange', - bubbles: true - }); - }); - - this.masterPlaylistLoader_.on('playlistunchanged', function () { - var updatedPlaylist = _this2.masterPlaylistLoader_.media(); - var playlistOutdated = _this2.stuckAtPlaylistEnd_(updatedPlaylist); - - if (playlistOutdated) { - // Playlist has stopped updating and we're stuck at its end. Try to - // blacklist it and switch to another playlist in the hope that that - // one is updating (and give the player a chance to re-adjust to the - // safe live point). - _this2.blacklistCurrentPlaylist({ - message: 'Playlist no longer updating.' - }); - // useful for monitoring QoS - _this2.tech_.trigger('playliststuck'); - } - }); - - this.masterPlaylistLoader_.on('renditiondisabled', function () { - _this2.tech_.trigger({ type: 'usage', name: 'hls-rendition-disabled' }); - }); - this.masterPlaylistLoader_.on('renditionenabled', function () { - _this2.tech_.trigger({ type: 'usage', name: 'hls-rendition-enabled' }); - }); - } - - /** - * A helper function for triggerring presence usage events once per source - * - * @private - */ - - }, { - key: 'triggerPresenceUsage_', - value: function triggerPresenceUsage_(master, media) { - var mediaGroups = master.mediaGroups || {}; - var defaultDemuxed = true; - var audioGroupKeys = Object.keys(mediaGroups.AUDIO); - - for (var mediaGroup in mediaGroups.AUDIO) { - for (var label in mediaGroups.AUDIO[mediaGroup]) { - var properties = mediaGroups.AUDIO[mediaGroup][label]; - - if (!properties.uri) { - defaultDemuxed = false; - } - } - } - - if (defaultDemuxed) { - this.tech_.trigger({ type: 'usage', name: 'hls-demuxed' }); - } - - if (Object.keys(mediaGroups.SUBTITLES).length) { - this.tech_.trigger({ type: 'usage', name: 'hls-webvtt' }); - } - - if (Hls.Playlist.isAes(media)) { - this.tech_.trigger({ type: 'usage', name: 'hls-aes' }); - } - - if (Hls.Playlist.isFmp4(media)) { - this.tech_.trigger({ type: 'usage', name: 'hls-fmp4' }); - } - - if (audioGroupKeys.length && Object.keys(mediaGroups.AUDIO[audioGroupKeys[0]]).length > 1) { - this.tech_.trigger({ type: 'usage', name: 'hls-alternate-audio' }); - } - - if (this.useCueTags_) { - this.tech_.trigger({ type: 'usage', name: 'hls-playlist-cue-tags' }); - } - } - /** - * Register event handlers on the segment loaders. A helper function - * for construction time. - * - * @private - */ - - }, { - key: 'setupSegmentLoaderListeners_', - value: function setupSegmentLoaderListeners_() { - var _this3 = this; - - this.mainSegmentLoader_.on('bandwidthupdate', function () { - var nextPlaylist = _this3.selectPlaylist(); - var currentPlaylist = _this3.masterPlaylistLoader_.media(); - var buffered = _this3.tech_.buffered(); - var forwardBuffer = buffered.length ? buffered.end(buffered.length - 1) - _this3.tech_.currentTime() : 0; - - var bufferLowWaterLine = _this3.bufferLowWaterLine(); - - // If the playlist is live, then we want to not take low water line into account. - // This is because in LIVE, the player plays 3 segments from the end of the - // playlist, and if `BUFFER_LOW_WATER_LINE` is greater than the duration availble - // in those segments, a viewer will never experience a rendition upswitch. - if (!currentPlaylist.endList || - // For the same reason as LIVE, we ignore the low water line when the VOD - // duration is below the max potential low water line - _this3.duration() < Config.MAX_BUFFER_LOW_WATER_LINE || - // we want to switch down to lower resolutions quickly to continue playback, but - nextPlaylist.attributes.BANDWIDTH < currentPlaylist.attributes.BANDWIDTH || - // ensure we have some buffer before we switch up to prevent us running out of - // buffer while loading a higher rendition. - forwardBuffer >= bufferLowWaterLine) { - _this3.masterPlaylistLoader_.media(nextPlaylist); - } - - _this3.tech_.trigger('bandwidthupdate'); - }); - this.mainSegmentLoader_.on('progress', function () { - _this3.trigger('progress'); - }); - - this.mainSegmentLoader_.on('error', function () { - _this3.blacklistCurrentPlaylist(_this3.mainSegmentLoader_.error()); - }); - - this.mainSegmentLoader_.on('syncinfoupdate', function () { - _this3.onSyncInfoUpdate_(); - }); - - this.mainSegmentLoader_.on('timestampoffset', function () { - _this3.tech_.trigger({ type: 'usage', name: 'hls-timestamp-offset' }); - }); - this.audioSegmentLoader_.on('syncinfoupdate', function () { - _this3.onSyncInfoUpdate_(); - }); - - this.mainSegmentLoader_.on('ended', function () { - _this3.onEndOfStream(); - }); - - this.mainSegmentLoader_.on('earlyabort', function () { - _this3.blacklistCurrentPlaylist({ - message: 'Aborted early because there isn\'t enough bandwidth to complete the ' + 'request without rebuffering.' - }, ABORT_EARLY_BLACKLIST_SECONDS); - }); - - this.mainSegmentLoader_.on('reseteverything', function () { - // If playing an MTS stream, a videojs.MediaSource is listening for - // hls-reset to reset caption parsing state in the transmuxer - _this3.tech_.trigger('hls-reset'); - }); - - this.mainSegmentLoader_.on('segmenttimemapping', function (event) { - // If playing an MTS stream in html, a videojs.MediaSource is listening for - // hls-segment-time-mapping update its internal mapping of stream to display time - _this3.tech_.trigger({ - type: 'hls-segment-time-mapping', - mapping: event.mapping - }); - }); - - this.audioSegmentLoader_.on('ended', function () { - _this3.onEndOfStream(); - }); - } - }, { - key: 'mediaSecondsLoaded_', - value: function mediaSecondsLoaded_() { - return Math.max(this.audioSegmentLoader_.mediaSecondsLoaded + this.mainSegmentLoader_.mediaSecondsLoaded); - } - - /** - * Call load on our SegmentLoaders - */ - - }, { - key: 'load', - value: function load() { - this.mainSegmentLoader_.load(); - if (this.mediaTypes_.AUDIO.activePlaylistLoader) { - this.audioSegmentLoader_.load(); - } - if (this.mediaTypes_.SUBTITLES.activePlaylistLoader) { - this.subtitleSegmentLoader_.load(); - } - } - - /** - * Re-tune playback quality level for the current player - * conditions. This method may perform destructive actions, like - * removing already buffered content, to readjust the currently - * active playlist quickly. - * - * @private - */ - - }, { - key: 'fastQualityChange_', - value: function fastQualityChange_() { - var media = this.selectPlaylist(); - - if (media !== this.masterPlaylistLoader_.media()) { - this.masterPlaylistLoader_.media(media); - - this.mainSegmentLoader_.resetLoader(); - // don't need to reset audio as it is reset when media changes - } - } - - /** - * Begin playback. - */ - - }, { - key: 'play', - value: function play() { - if (this.setupFirstPlay()) { - return; - } - - if (this.tech_.ended()) { - this.tech_.setCurrentTime(0); - } - - if (this.hasPlayed_()) { - this.load(); - } - - var seekable$$1 = this.tech_.seekable(); - - // if the viewer has paused and we fell out of the live window, - // seek forward to the live point - if (this.tech_.duration() === Infinity) { - if (this.tech_.currentTime() < seekable$$1.start(0)) { - return this.tech_.setCurrentTime(seekable$$1.end(seekable$$1.length - 1)); - } - } - } - - /** - * Seek to the latest media position if this is a live video and the - * player and video are loaded and initialized. - */ - - }, { - key: 'setupFirstPlay', - value: function setupFirstPlay() { - var _this4 = this; - - var media = this.masterPlaylistLoader_.media(); - - // Check that everything is ready to begin buffering for the first call to play - // If 1) there is no active media - // 2) the player is paused - // 3) the first play has already been setup - // then exit early - if (!media || this.tech_.paused() || this.hasPlayed_()) { - return false; - } - - // when the video is a live stream - if (!media.endList) { - var seekable$$1 = this.seekable(); - - if (!seekable$$1.length) { - // without a seekable range, the player cannot seek to begin buffering at the live - // point - return false; - } - - if (videojs.browser.IE_VERSION && this.tech_.readyState() === 0) { - // IE11 throws an InvalidStateError if you try to set currentTime while the - // readyState is 0, so it must be delayed until the tech fires loadedmetadata. - this.tech_.one('loadedmetadata', function () { - _this4.trigger('firstplay'); - _this4.tech_.setCurrentTime(seekable$$1.end(0)); - _this4.hasPlayed_ = function () { - return true; - }; - }); - - return false; - } - - // trigger firstplay to inform the source handler to ignore the next seek event - this.trigger('firstplay'); - // seek to the live point - this.tech_.setCurrentTime(seekable$$1.end(0)); - } - - this.hasPlayed_ = function () { - return true; - }; - // we can begin loading now that everything is ready - this.load(); - return true; - } - - /** - * handle the sourceopen event on the MediaSource - * - * @private - */ - - }, { - key: 'handleSourceOpen_', - value: function handleSourceOpen_() { - // Only attempt to create the source buffer if none already exist. - // handleSourceOpen is also called when we are "re-opening" a source buffer - // after `endOfStream` has been called (in response to a seek for instance) - try { - this.setupSourceBuffers_(); - } catch (e) { - videojs.log.warn('Failed to create Source Buffers', e); - return this.mediaSource.endOfStream('decode'); - } - - // if autoplay is enabled, begin playback. This is duplicative of - // code in video.js but is required because play() must be invoked - // *after* the media source has opened. - if (this.tech_.autoplay()) { - var playPromise = this.tech_.play(); - - // Catch/silence error when a pause interrupts a play request - // on browsers which return a promise - if (typeof playPromise !== 'undefined' && typeof playPromise.then === 'function') { - playPromise.then(null, function (e) {}); - } - } - - this.trigger('sourceopen'); - } - - /** - * Calls endOfStream on the media source when all active stream types have called - * endOfStream - * - * @param {string} streamType - * Stream type of the segment loader that called endOfStream - * @private - */ - - }, { - key: 'onEndOfStream', - value: function onEndOfStream() { - var isEndOfStream = this.mainSegmentLoader_.ended_; - - if (this.mediaTypes_.AUDIO.activePlaylistLoader) { - // if the audio playlist loader exists, then alternate audio is active - if (!this.mainSegmentLoader_.startingMedia_ || this.mainSegmentLoader_.startingMedia_.containsVideo) { - // if we do not know if the main segment loader contains video yet or if we - // definitively know the main segment loader contains video, then we need to wait - // for both main and audio segment loaders to call endOfStream - isEndOfStream = isEndOfStream && this.audioSegmentLoader_.ended_; - } else { - // otherwise just rely on the audio loader - isEndOfStream = this.audioSegmentLoader_.ended_; - } - } - - if (isEndOfStream) { - this.mediaSource.endOfStream(); - } - } - - /** - * Check if a playlist has stopped being updated - * @param {Object} playlist the media playlist object - * @return {boolean} whether the playlist has stopped being updated or not - */ - - }, { - key: 'stuckAtPlaylistEnd_', - value: function stuckAtPlaylistEnd_(playlist) { - var seekable$$1 = this.seekable(); - - if (!seekable$$1.length) { - // playlist doesn't have enough information to determine whether we are stuck - return false; - } - - var expired = this.syncController_.getExpiredTime(playlist, this.mediaSource.duration); - - if (expired === null) { - return false; - } - - // does not use the safe live end to calculate playlist end, since we - // don't want to say we are stuck while there is still content - var absolutePlaylistEnd = Hls.Playlist.playlistEnd(playlist, expired); - var currentTime = this.tech_.currentTime(); - var buffered = this.tech_.buffered(); - - if (!buffered.length) { - // return true if the playhead reached the absolute end of the playlist - return absolutePlaylistEnd - currentTime <= SAFE_TIME_DELTA; - } - var bufferedEnd = buffered.end(buffered.length - 1); - - // return true if there is too little buffer left and buffer has reached absolute - // end of playlist - return bufferedEnd - currentTime <= SAFE_TIME_DELTA && absolutePlaylistEnd - bufferedEnd <= SAFE_TIME_DELTA; - } - - /** - * Blacklists a playlist when an error occurs for a set amount of time - * making it unavailable for selection by the rendition selection algorithm - * and then forces a new playlist (rendition) selection. - * - * @param {Object=} error an optional error that may include the playlist - * to blacklist - * @param {Number=} blacklistDuration an optional number of seconds to blacklist the - * playlist - */ - - }, { - key: 'blacklistCurrentPlaylist', - value: function blacklistCurrentPlaylist() { - var error = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {}; - var blacklistDuration = arguments[1]; - - var currentPlaylist = void 0; - var nextPlaylist = void 0; - - // If the `error` was generated by the playlist loader, it will contain - // the playlist we were trying to load (but failed) and that should be - // blacklisted instead of the currently selected playlist which is likely - // out-of-date in this scenario - currentPlaylist = error.playlist || this.masterPlaylistLoader_.media(); - - blacklistDuration = blacklistDuration || error.blacklistDuration || this.blacklistDuration; - - // If there is no current playlist, then an error occurred while we were - // trying to load the master OR while we were disposing of the tech - if (!currentPlaylist) { - this.error = error; - - try { - return this.mediaSource.endOfStream('network'); - } catch (e) { - return this.trigger('error'); - } - } - - var isFinalRendition = this.masterPlaylistLoader_.master.playlists.filter(isEnabled).length === 1; - - if (isFinalRendition) { - // Never blacklisting this playlist because it's final rendition - videojs.log.warn('Problem encountered with the current ' + 'HLS playlist. Trying again since it is the final playlist.'); - - this.tech_.trigger('retryplaylist'); - return this.masterPlaylistLoader_.load(isFinalRendition); - } - // Blacklist this playlist - currentPlaylist.excludeUntil = Date.now() + blacklistDuration * 1000; - this.tech_.trigger('blacklistplaylist'); - this.tech_.trigger({ type: 'usage', name: 'hls-rendition-blacklisted' }); - - // Select a new playlist - nextPlaylist = this.selectPlaylist(); - videojs.log.warn('Problem encountered with the current HLS playlist.' + (error.message ? ' ' + error.message : '') + ' Switching to another playlist.'); - - return this.masterPlaylistLoader_.media(nextPlaylist); - } - - /** - * Pause all segment loaders - */ - - }, { - key: 'pauseLoading', - value: function pauseLoading() { - this.mainSegmentLoader_.pause(); - if (this.mediaTypes_.AUDIO.activePlaylistLoader) { - this.audioSegmentLoader_.pause(); - } - if (this.mediaTypes_.SUBTITLES.activePlaylistLoader) { - this.subtitleSegmentLoader_.pause(); - } - } - - /** - * set the current time on all segment loaders - * - * @param {TimeRange} currentTime the current time to set - * @return {TimeRange} the current time - */ - - }, { - key: 'setCurrentTime', - value: function setCurrentTime(currentTime) { - var buffered = findRange(this.tech_.buffered(), currentTime); - - if (!(this.masterPlaylistLoader_ && this.masterPlaylistLoader_.media())) { - // return immediately if the metadata is not ready yet - return 0; - } - - // it's clearly an edge-case but don't thrown an error if asked to - // seek within an empty playlist - if (!this.masterPlaylistLoader_.media().segments) { - return 0; - } - - // In flash playback, the segment loaders should be reset on every seek, even - // in buffer seeks. If the seek location is already buffered, continue buffering as - // usual - // TODO: redo this comment - if (buffered && buffered.length) { - return currentTime; - } - - // cancel outstanding requests so we begin buffering at the new - // location - this.mainSegmentLoader_.resetEverything(); - this.mainSegmentLoader_.abort(); - if (this.mediaTypes_.AUDIO.activePlaylistLoader) { - this.audioSegmentLoader_.resetEverything(); - this.audioSegmentLoader_.abort(); - } - if (this.mediaTypes_.SUBTITLES.activePlaylistLoader) { - this.subtitleSegmentLoader_.resetEverything(); - this.subtitleSegmentLoader_.abort(); - } - - // start segment loader loading in case they are paused - this.load(); - } - - /** - * get the current duration - * - * @return {TimeRange} the duration - */ - - }, { - key: 'duration', - value: function duration$$1() { - if (!this.masterPlaylistLoader_) { - return 0; - } - - if (this.mediaSource) { - return this.mediaSource.duration; - } - - return Hls.Playlist.duration(this.masterPlaylistLoader_.media()); - } - - /** - * check the seekable range - * - * @return {TimeRange} the seekable range - */ - - }, { - key: 'seekable', - value: function seekable$$1() { - return this.seekable_; - } - }, { - key: 'onSyncInfoUpdate_', - value: function onSyncInfoUpdate_() { - var mainSeekable = void 0; - var audioSeekable = void 0; - - if (!this.masterPlaylistLoader_) { - return; - } - - var media = this.masterPlaylistLoader_.media(); - - if (!media) { - return; - } - - var expired = this.syncController_.getExpiredTime(media, this.mediaSource.duration); - - if (expired === null) { - // not enough information to update seekable - return; - } - - mainSeekable = Hls.Playlist.seekable(media, expired); - - if (mainSeekable.length === 0) { - return; - } - - if (this.mediaTypes_.AUDIO.activePlaylistLoader) { - media = this.mediaTypes_.AUDIO.activePlaylistLoader.media(); - expired = this.syncController_.getExpiredTime(media, this.mediaSource.duration); - - if (expired === null) { - return; - } - - audioSeekable = Hls.Playlist.seekable(media, expired); - - if (audioSeekable.length === 0) { - return; - } - } - - if (!audioSeekable) { - // seekable has been calculated based on buffering video data so it - // can be returned directly - this.seekable_ = mainSeekable; - } else if (audioSeekable.start(0) > mainSeekable.end(0) || mainSeekable.start(0) > audioSeekable.end(0)) { - // seekables are pretty far off, rely on main - this.seekable_ = mainSeekable; - } else { - this.seekable_ = videojs.createTimeRanges([[audioSeekable.start(0) > mainSeekable.start(0) ? audioSeekable.start(0) : mainSeekable.start(0), audioSeekable.end(0) < mainSeekable.end(0) ? audioSeekable.end(0) : mainSeekable.end(0)]]); - } - - this.logger_('seekable updated [' + printableRange(this.seekable_) + ']'); - - this.tech_.trigger('seekablechanged'); - } - - /** - * Update the player duration - */ - - }, { - key: 'updateDuration', - value: function updateDuration() { - var _this5 = this; - - var oldDuration = this.mediaSource.duration; - var newDuration = Hls.Playlist.duration(this.masterPlaylistLoader_.media()); - var buffered = this.tech_.buffered(); - var setDuration = function setDuration() { - _this5.mediaSource.duration = newDuration; - _this5.tech_.trigger('durationchange'); - - _this5.mediaSource.removeEventListener('sourceopen', setDuration); - }; - - if (buffered.length > 0) { - newDuration = Math.max(newDuration, buffered.end(buffered.length - 1)); - } - - // if the duration has changed, invalidate the cached value - if (oldDuration !== newDuration) { - // update the duration - if (this.mediaSource.readyState !== 'open') { - this.mediaSource.addEventListener('sourceopen', setDuration); - } else { - setDuration(); - } - } - } - - /** - * dispose of the MasterPlaylistController and everything - * that it controls - */ - - }, { - key: 'dispose', - value: function dispose() { - var _this6 = this; - - this.decrypter_.terminate(); - this.masterPlaylistLoader_.dispose(); - this.mainSegmentLoader_.dispose(); - - ['AUDIO', 'SUBTITLES'].forEach(function (type) { - var groups = _this6.mediaTypes_[type].groups; - - for (var id in groups) { - groups[id].forEach(function (group) { - if (group.playlistLoader) { - group.playlistLoader.dispose(); - } - }); - } - }); - - this.audioSegmentLoader_.dispose(); - this.subtitleSegmentLoader_.dispose(); - } - - /** - * return the master playlist object if we have one - * - * @return {Object} the master playlist object that we parsed - */ - - }, { - key: 'master', - value: function master() { - return this.masterPlaylistLoader_.master; - } - - /** - * return the currently selected playlist - * - * @return {Object} the currently selected playlist object that we parsed - */ - - }, { - key: 'media', - value: function media() { - // playlist loader will not return media if it has not been fully loaded - return this.masterPlaylistLoader_.media() || this.initialMedia_; - } - - /** - * setup our internal source buffers on our segment Loaders - * - * @private - */ - - }, { - key: 'setupSourceBuffers_', - value: function setupSourceBuffers_() { - var media = this.masterPlaylistLoader_.media(); - var mimeTypes = void 0; - - // wait until a media playlist is available and the Media Source is - // attached - if (!media || this.mediaSource.readyState !== 'open') { - return; - } - - mimeTypes = mimeTypesForPlaylist(this.masterPlaylistLoader_.master, media); - if (mimeTypes.length < 1) { - this.error = 'No compatible SourceBuffer configuration for the variant stream:' + media.resolvedUri; - return this.mediaSource.endOfStream('decode'); - } - - this.configureLoaderMimeTypes_(mimeTypes); - // exclude any incompatible variant streams from future playlist - // selection - this.excludeIncompatibleVariants_(media); - } - }, { - key: 'configureLoaderMimeTypes_', - value: function configureLoaderMimeTypes_(mimeTypes) { - // If the content is demuxed, we can't start appending segments to a source buffer - // until both source buffers are set up, or else the browser may not let us add the - // second source buffer (it will assume we are playing either audio only or video - // only). - var sourceBufferEmitter = - // If there is more than one mime type - mimeTypes.length > 1 && - // and the first mime type does not have muxed video and audio - mimeTypes[0].indexOf(',') === -1 && - // and the two mime types are different (they can be the same in the case of audio - // only with alternate audio) - mimeTypes[0] !== mimeTypes[1] ? - // then we want to wait on the second source buffer - new videojs.EventTarget() : - // otherwise there is no need to wait as the content is either audio only, - // video only, or muxed content. - null; - - this.mainSegmentLoader_.mimeType(mimeTypes[0], sourceBufferEmitter); - if (mimeTypes[1]) { - this.audioSegmentLoader_.mimeType(mimeTypes[1], sourceBufferEmitter); - } - } - - /** - * Blacklists playlists with codecs that are unsupported by the browser. - */ - - }, { - key: 'excludeUnsupportedVariants_', - value: function excludeUnsupportedVariants_() { - this.master().playlists.forEach(function (variant) { - if (variant.attributes.CODECS && window_1.MediaSource && window_1.MediaSource.isTypeSupported && !window_1.MediaSource.isTypeSupported('video/mp4; codecs="' + mapLegacyAvcCodecs(variant.attributes.CODECS) + '"')) { - variant.excludeUntil = Infinity; - } - }); - } - - /** - * Blacklist playlists that are known to be codec or - * stream-incompatible with the SourceBuffer configuration. For - * instance, Media Source Extensions would cause the video element to - * stall waiting for video data if you switched from a variant with - * video and audio to an audio-only one. - * - * @param {Object} media a media playlist compatible with the current - * set of SourceBuffers. Variants in the current master playlist that - * do not appear to have compatible codec or stream configurations - * will be excluded from the default playlist selection algorithm - * indefinitely. - * @private - */ - - }, { - key: 'excludeIncompatibleVariants_', - value: function excludeIncompatibleVariants_(media) { - var codecCount = 2; - var videoCodec = null; - var codecs = void 0; - - if (media.attributes.CODECS) { - codecs = parseCodecs(media.attributes.CODECS); - videoCodec = codecs.videoCodec; - codecCount = codecs.codecCount; - } - - this.master().playlists.forEach(function (variant) { - var variantCodecs = { - codecCount: 2, - videoCodec: null - }; - - if (variant.attributes.CODECS) { - variantCodecs = parseCodecs(variant.attributes.CODECS); - } - - // if the streams differ in the presence or absence of audio or - // video, they are incompatible - if (variantCodecs.codecCount !== codecCount) { - variant.excludeUntil = Infinity; - } - - // if h.264 is specified on the current playlist, some flavor of - // it must be specified on all compatible variants - if (variantCodecs.videoCodec !== videoCodec) { - variant.excludeUntil = Infinity; - } - }); - } - }, { - key: 'updateAdCues_', - value: function updateAdCues_(media) { - var offset = 0; - var seekable$$1 = this.seekable(); - - if (seekable$$1.length) { - offset = seekable$$1.start(0); - } - - updateAdCues(media, this.cueTagsTrack_, offset); - } - - /** - * Calculates the desired forward buffer length based on current time - * - * @return {Number} Desired forward buffer length in seconds - */ - - }, { - key: 'goalBufferLength', - value: function goalBufferLength() { - var currentTime = this.tech_.currentTime(); - var initial = Config.GOAL_BUFFER_LENGTH; - var rate = Config.GOAL_BUFFER_LENGTH_RATE; - var max = Math.max(initial, Config.MAX_GOAL_BUFFER_LENGTH); - - return Math.min(initial + currentTime * rate, max); - } - - /** - * Calculates the desired buffer low water line based on current time - * - * @return {Number} Desired buffer low water line in seconds - */ - - }, { - key: 'bufferLowWaterLine', - value: function bufferLowWaterLine() { - var currentTime = this.tech_.currentTime(); - var initial = Config.BUFFER_LOW_WATER_LINE; - var rate = Config.BUFFER_LOW_WATER_LINE_RATE; - var max = Math.max(initial, Config.MAX_BUFFER_LOW_WATER_LINE); - - return Math.min(initial + currentTime * rate, max); - } - }]); - return MasterPlaylistController; - }(videojs.EventTarget); - - /** - * Returns a function that acts as the Enable/disable playlist function. - * - * @param {PlaylistLoader} loader - The master playlist loader - * @param {String} playlistUri - uri of the playlist - * @param {Function} changePlaylistFn - A function to be called after a - * playlist's enabled-state has been changed. Will NOT be called if a - * playlist's enabled-state is unchanged - * @param {Boolean=} enable - Value to set the playlist enabled-state to - * or if undefined returns the current enabled-state for the playlist - * @return {Function} Function for setting/getting enabled - */ - var enableFunction = function enableFunction(loader, playlistUri, changePlaylistFn) { - return function (enable) { - var playlist = loader.master.playlists[playlistUri]; - var incompatible = isIncompatible(playlist); - var currentlyEnabled = isEnabled(playlist); - - if (typeof enable === 'undefined') { - return currentlyEnabled; - } - - if (enable) { - delete playlist.disabled; - } else { - playlist.disabled = true; - } - - if (enable !== currentlyEnabled && !incompatible) { - // Ensure the outside world knows about our changes - changePlaylistFn(); - if (enable) { - loader.trigger('renditionenabled'); - } else { - loader.trigger('renditiondisabled'); - } - } - return enable; - }; - }; - - /** - * The representation object encapsulates the publicly visible information - * in a media playlist along with a setter/getter-type function (enabled) - * for changing the enabled-state of a particular playlist entry - * - * @class Representation - */ - - var Representation = function Representation(hlsHandler, playlist, id) { - classCallCheck$1(this, Representation); - - // Get a reference to a bound version of fastQualityChange_ - var fastChangeFunction = hlsHandler.masterPlaylistController_.fastQualityChange_.bind(hlsHandler.masterPlaylistController_); - - // some playlist attributes are optional - if (playlist.attributes.RESOLUTION) { - var resolution = playlist.attributes.RESOLUTION; - - this.width = resolution.width; - this.height = resolution.height; - } - - this.bandwidth = playlist.attributes.BANDWIDTH; - - // The id is simply the ordinality of the media playlist - // within the master playlist - this.id = id; - - // Partially-apply the enableFunction to create a playlist- - // specific variant - this.enabled = enableFunction(hlsHandler.playlists, playlist.uri, fastChangeFunction); - }; - - /** - * A mixin function that adds the `representations` api to an instance - * of the HlsHandler class - * @param {HlsHandler} hlsHandler - An instance of HlsHandler to add the - * representation API into - */ - - - var renditionSelectionMixin = function renditionSelectionMixin(hlsHandler) { - var playlists = hlsHandler.playlists; - - // Add a single API-specific function to the HlsHandler instance - hlsHandler.representations = function () { - return playlists.master.playlists.filter(function (media) { - return !isIncompatible(media); - }).map(function (e, i) { - return new Representation(hlsHandler, e, e.uri); - }); - }; - }; - - /** - * @file playback-watcher.js - * - * Playback starts, and now my watch begins. It shall not end until my death. I shall - * take no wait, hold no uncleared timeouts, father no bad seeks. I shall wear no crowns - * and win no glory. I shall live and die at my post. I am the corrector of the underflow. - * I am the watcher of gaps. I am the shield that guards the realms of seekable. I pledge - * my life and honor to the Playback Watch, for this Player and all the Players to come. - */ - - // Set of events that reset the playback-watcher time check logic and clear the timeout - var timerCancelEvents = ['seeking', 'seeked', 'pause', 'playing', 'error']; - - /** - * @class PlaybackWatcher - */ - - var PlaybackWatcher = function () { - /** - * Represents an PlaybackWatcher object. - * @constructor - * @param {object} options an object that includes the tech and settings - */ - function PlaybackWatcher(options) { - var _this = this; - - classCallCheck$1(this, PlaybackWatcher); - - this.tech_ = options.tech; - this.seekable = options.seekable; - - this.consecutiveUpdates = 0; - this.lastRecordedTime = null; - this.timer_ = null; - this.checkCurrentTimeTimeout_ = null; - this.logger_ = logger('PlaybackWatcher'); - - this.logger_('initialize'); - - var canPlayHandler = function canPlayHandler() { - return _this.monitorCurrentTime_(); - }; - var waitingHandler = function waitingHandler() { - return _this.techWaiting_(); - }; - var cancelTimerHandler = function cancelTimerHandler() { - return _this.cancelTimer_(); - }; - var fixesBadSeeksHandler = function fixesBadSeeksHandler() { - return _this.fixesBadSeeks_(); - }; - - this.tech_.on('seekablechanged', fixesBadSeeksHandler); - this.tech_.on('waiting', waitingHandler); - this.tech_.on(timerCancelEvents, cancelTimerHandler); - this.tech_.on('canplay', canPlayHandler); - - // Define the dispose function to clean up our events - this.dispose = function () { - _this.logger_('dispose'); - _this.tech_.off('seekablechanged', fixesBadSeeksHandler); - _this.tech_.off('waiting', waitingHandler); - _this.tech_.off(timerCancelEvents, cancelTimerHandler); - _this.tech_.off('canplay', canPlayHandler); - if (_this.checkCurrentTimeTimeout_) { - window_1.clearTimeout(_this.checkCurrentTimeTimeout_); - } - _this.cancelTimer_(); - }; - } - - /** - * Periodically check current time to see if playback stopped - * - * @private - */ - - - createClass(PlaybackWatcher, [{ - key: 'monitorCurrentTime_', - value: function monitorCurrentTime_() { - this.checkCurrentTime_(); - - if (this.checkCurrentTimeTimeout_) { - window_1.clearTimeout(this.checkCurrentTimeTimeout_); - } - - // 42 = 24 fps // 250 is what Webkit uses // FF uses 15 - this.checkCurrentTimeTimeout_ = window_1.setTimeout(this.monitorCurrentTime_.bind(this), 250); - } - - /** - * The purpose of this function is to emulate the "waiting" event on - * browsers that do not emit it when they are waiting for more - * data to continue playback - * - * @private - */ - - }, { - key: 'checkCurrentTime_', - value: function checkCurrentTime_() { - if (this.tech_.seeking() && this.fixesBadSeeks_()) { - this.consecutiveUpdates = 0; - this.lastRecordedTime = this.tech_.currentTime(); - return; - } - - if (this.tech_.paused() || this.tech_.seeking()) { - return; - } - - var currentTime = this.tech_.currentTime(); - var buffered = this.tech_.buffered(); - - if (this.lastRecordedTime === currentTime && (!buffered.length || currentTime + SAFE_TIME_DELTA >= buffered.end(buffered.length - 1))) { - // If current time is at the end of the final buffered region, then any playback - // stall is most likely caused by buffering in a low bandwidth environment. The tech - // should fire a `waiting` event in this scenario, but due to browser and tech - // inconsistencies. Calling `techWaiting_` here allows us to simulate - // responding to a native `waiting` event when the tech fails to emit one. - return this.techWaiting_(); - } - - if (this.consecutiveUpdates >= 5 && currentTime === this.lastRecordedTime) { - this.consecutiveUpdates++; - this.waiting_(); - } else if (currentTime === this.lastRecordedTime) { - this.consecutiveUpdates++; - } else { - this.consecutiveUpdates = 0; - this.lastRecordedTime = currentTime; - } - } - - /** - * Cancels any pending timers and resets the 'timeupdate' mechanism - * designed to detect that we are stalled - * - * @private - */ - - }, { - key: 'cancelTimer_', - value: function cancelTimer_() { - this.consecutiveUpdates = 0; - - if (this.timer_) { - this.logger_('cancelTimer_'); - clearTimeout(this.timer_); - } - - this.timer_ = null; - } - - /** - * Fixes situations where there's a bad seek - * - * @return {Boolean} whether an action was taken to fix the seek - * @private - */ - - }, { - key: 'fixesBadSeeks_', - value: function fixesBadSeeks_() { - var seeking = this.tech_.seeking(); - var seekable = this.seekable(); - var currentTime = this.tech_.currentTime(); - var seekTo = void 0; - - if (seeking && this.afterSeekableWindow_(seekable, currentTime)) { - var seekableEnd = seekable.end(seekable.length - 1); - - // sync to live point (if VOD, our seekable was updated and we're simply adjusting) - seekTo = seekableEnd; - } - - if (seeking && this.beforeSeekableWindow_(seekable, currentTime)) { - var seekableStart = seekable.start(0); - - // sync to the beginning of the live window - // provide a buffer of .1 seconds to handle rounding/imprecise numbers - seekTo = seekableStart + SAFE_TIME_DELTA; - } - - if (typeof seekTo !== 'undefined') { - this.logger_('Trying to seek outside of seekable at time ' + currentTime + ' with ' + ('seekable range ' + printableRange(seekable) + '. Seeking to ') + (seekTo + '.')); - - this.tech_.setCurrentTime(seekTo); - return true; - } - - return false; - } - - /** - * Handler for situations when we determine the player is waiting. - * - * @private - */ - - }, { - key: 'waiting_', - value: function waiting_() { - if (this.techWaiting_()) { - return; - } - - // All tech waiting checks failed. Use last resort correction - var currentTime = this.tech_.currentTime(); - var buffered = this.tech_.buffered(); - var currentRange = findRange(buffered, currentTime); - - // Sometimes the player can stall for unknown reasons within a contiguous buffered - // region with no indication that anything is amiss (seen in Firefox). Seeking to - // currentTime is usually enough to kickstart the player. This checks that the player - // is currently within a buffered region before attempting a corrective seek. - // Chrome does not appear to continue `timeupdate` events after a `waiting` event - // until there is ~ 3 seconds of forward buffer available. PlaybackWatcher should also - // make sure there is ~3 seconds of forward buffer before taking any corrective action - // to avoid triggering an `unknownwaiting` event when the network is slow. - if (currentRange.length && currentTime + 3 <= currentRange.end(0)) { - this.cancelTimer_(); - this.tech_.setCurrentTime(currentTime); - - this.logger_('Stopped at ' + currentTime + ' while inside a buffered region ' + ('[' + currentRange.start(0) + ' -> ' + currentRange.end(0) + ']. Attempting to resume ') + 'playback by seeking to the current time.'); - - // unknown waiting corrections may be useful for monitoring QoS - this.tech_.trigger({ type: 'usage', name: 'hls-unknown-waiting' }); - return; - } - } - - /** - * Handler for situations when the tech fires a `waiting` event - * - * @return {Boolean} - * True if an action (or none) was needed to correct the waiting. False if no - * checks passed - * @private - */ - - }, { - key: 'techWaiting_', - value: function techWaiting_() { - var seekable = this.seekable(); - var currentTime = this.tech_.currentTime(); - - if (this.tech_.seeking() && this.fixesBadSeeks_()) { - // Tech is seeking or bad seek fixed, no action needed - return true; - } - - if (this.tech_.seeking() || this.timer_ !== null) { - // Tech is seeking or already waiting on another action, no action needed - return true; - } - - if (this.beforeSeekableWindow_(seekable, currentTime)) { - var livePoint = seekable.end(seekable.length - 1); - - this.logger_('Fell out of live window at time ' + currentTime + '. Seeking to ' + ('live point (seekable end) ' + livePoint)); - this.cancelTimer_(); - this.tech_.setCurrentTime(livePoint); - - // live window resyncs may be useful for monitoring QoS - this.tech_.trigger({ type: 'usage', name: 'hls-live-resync' }); - return true; - } - - var buffered = this.tech_.buffered(); - var nextRange = findNextRange(buffered, currentTime); - - if (this.videoUnderflow_(nextRange, buffered, currentTime)) { - // Even though the video underflowed and was stuck in a gap, the audio overplayed - // the gap, leading currentTime into a buffered range. Seeking to currentTime - // allows the video to catch up to the audio position without losing any audio - // (only suffering ~3 seconds of frozen video and a pause in audio playback). - this.cancelTimer_(); - this.tech_.setCurrentTime(currentTime); - - // video underflow may be useful for monitoring QoS - this.tech_.trigger({ type: 'usage', name: 'hls-video-underflow' }); - return true; - } - - // check for gap - if (nextRange.length > 0) { - var difference = nextRange.start(0) - currentTime; - - this.logger_('Stopped at ' + currentTime + ', setting timer for ' + difference + ', seeking ' + ('to ' + nextRange.start(0))); - - this.timer_ = setTimeout(this.skipTheGap_.bind(this), difference * 1000, currentTime); - return true; - } - - // All checks failed. Returning false to indicate failure to correct waiting - return false; - } - }, { - key: 'afterSeekableWindow_', - value: function afterSeekableWindow_(seekable, currentTime) { - if (!seekable.length) { - // we can't make a solid case if there's no seekable, default to false - return false; - } - - if (currentTime > seekable.end(seekable.length - 1) + SAFE_TIME_DELTA) { - return true; - } - - return false; - } - }, { - key: 'beforeSeekableWindow_', - value: function beforeSeekableWindow_(seekable, currentTime) { - if (seekable.length && - // can't fall before 0 and 0 seekable start identifies VOD stream - seekable.start(0) > 0 && currentTime < seekable.start(0) - SAFE_TIME_DELTA) { - return true; - } - - return false; - } - }, { - key: 'videoUnderflow_', - value: function videoUnderflow_(nextRange, buffered, currentTime) { - if (nextRange.length === 0) { - // Even if there is no available next range, there is still a possibility we are - // stuck in a gap due to video underflow. - var gap = this.gapFromVideoUnderflow_(buffered, currentTime); - - if (gap) { - this.logger_('Encountered a gap in video from ' + gap.start + ' to ' + gap.end + '. ' + ('Seeking to current time ' + currentTime)); - - return true; - } - } - - return false; - } - - /** - * Timer callback. If playback still has not proceeded, then we seek - * to the start of the next buffered region. - * - * @private - */ - - }, { - key: 'skipTheGap_', - value: function skipTheGap_(scheduledCurrentTime) { - var buffered = this.tech_.buffered(); - var currentTime = this.tech_.currentTime(); - var nextRange = findNextRange(buffered, currentTime); - - this.cancelTimer_(); - - if (nextRange.length === 0 || currentTime !== scheduledCurrentTime) { - return; - } - - this.logger_('skipTheGap_:', 'currentTime:', currentTime, 'scheduled currentTime:', scheduledCurrentTime, 'nextRange start:', nextRange.start(0)); - - // only seek if we still have not played - this.tech_.setCurrentTime(nextRange.start(0) + TIME_FUDGE_FACTOR); - - this.tech_.trigger({ type: 'usage', name: 'hls-gap-skip' }); - } - }, { - key: 'gapFromVideoUnderflow_', - value: function gapFromVideoUnderflow_(buffered, currentTime) { - // At least in Chrome, if there is a gap in the video buffer, the audio will continue - // playing for ~3 seconds after the video gap starts. This is done to account for - // video buffer underflow/underrun (note that this is not done when there is audio - // buffer underflow/underrun -- in that case the video will stop as soon as it - // encounters the gap, as audio stalls are more noticeable/jarring to a user than - // video stalls). The player's time will reflect the playthrough of audio, so the - // time will appear as if we are in a buffered region, even if we are stuck in a - // "gap." - // - // Example: - // video buffer: 0 => 10.1, 10.2 => 20 - // audio buffer: 0 => 20 - // overall buffer: 0 => 10.1, 10.2 => 20 - // current time: 13 - // - // Chrome's video froze at 10 seconds, where the video buffer encountered the gap, - // however, the audio continued playing until it reached ~3 seconds past the gap - // (13 seconds), at which point it stops as well. Since current time is past the - // gap, findNextRange will return no ranges. - // - // To check for this issue, we see if there is a gap that starts somewhere within - // a 3 second range (3 seconds +/- 1 second) back from our current time. - var gaps = findGaps(buffered); - - for (var i = 0; i < gaps.length; i++) { - var start = gaps.start(i); - var end = gaps.end(i); - - // gap is starts no more than 4 seconds back - if (currentTime - start < 4 && currentTime - start > 2) { - return { - start: start, - end: end - }; - } - } - - return null; - } - }]); - return PlaybackWatcher; - }(); - - var defaultOptions = { - errorInterval: 30, - getSource: function getSource(next) { - var tech = this.tech({ IWillNotUseThisInPlugins: true }); - var sourceObj = tech.currentSource_; - - return next(sourceObj); - } - }; - - /** - * Main entry point for the plugin - * - * @param {Player} player a reference to a videojs Player instance - * @param {Object} [options] an object with plugin options - * @private - */ - var initPlugin = function initPlugin(player, options) { - var lastCalled = 0; - var seekTo = 0; - var localOptions = videojs.mergeOptions(defaultOptions, options); - - player.ready(function () { - player.trigger({ type: 'usage', name: 'hls-error-reload-initialized' }); - }); - - /** - * Player modifications to perform that must wait until `loadedmetadata` - * has been triggered - * - * @private - */ - var loadedMetadataHandler = function loadedMetadataHandler() { - if (seekTo) { - player.currentTime(seekTo); - } - }; - - /** - * Set the source on the player element, play, and seek if necessary - * - * @param {Object} sourceObj An object specifying the source url and mime-type to play - * @private - */ - var setSource = function setSource(sourceObj) { - if (sourceObj === null || sourceObj === undefined) { - return; - } - seekTo = player.duration() !== Infinity && player.currentTime() || 0; - - player.one('loadedmetadata', loadedMetadataHandler); - - player.src(sourceObj); - player.trigger({ type: 'usage', name: 'hls-error-reload' }); - player.play(); - }; - - /** - * Attempt to get a source from either the built-in getSource function - * or a custom function provided via the options - * - * @private - */ - var errorHandler = function errorHandler() { - // Do not attempt to reload the source if a source-reload occurred before - // 'errorInterval' time has elapsed since the last source-reload - if (Date.now() - lastCalled < localOptions.errorInterval * 1000) { - player.trigger({ type: 'usage', name: 'hls-error-reload-canceled' }); - return; - } - - if (!localOptions.getSource || typeof localOptions.getSource !== 'function') { - videojs.log.error('ERROR: reloadSourceOnError - The option getSource must be a function!'); - return; - } - lastCalled = Date.now(); - - return localOptions.getSource.call(player, setSource); - }; - - /** - * Unbind any event handlers that were bound by the plugin - * - * @private - */ - var cleanupEvents = function cleanupEvents() { - player.off('loadedmetadata', loadedMetadataHandler); - player.off('error', errorHandler); - player.off('dispose', cleanupEvents); - }; - - /** - * Cleanup before re-initializing the plugin - * - * @param {Object} [newOptions] an object with plugin options - * @private - */ - var reinitPlugin = function reinitPlugin(newOptions) { - cleanupEvents(); - initPlugin(player, newOptions); - }; - - player.on('error', errorHandler); - player.on('dispose', cleanupEvents); - - // Overwrite the plugin function so that we can correctly cleanup before - // initializing the plugin - player.reloadSourceOnError = reinitPlugin; - }; - - /** - * Reload the source when an error is detected as long as there - * wasn't an error previously within the last 30 seconds - * - * @param {Object} [options] an object with plugin options - */ - var reloadSourceOnError = function reloadSourceOnError(options) { - initPlugin(this, options); - }; - - var version$2 = "1.0.1"; - - /** - * @file videojs-http-streaming.js - * - * The main file for the HLS project. - * License: https://github.com/videojs/videojs-http-streaming/blob/master/LICENSE - */ - - var Hls$1 = { - PlaylistLoader: PlaylistLoader, - Playlist: Playlist, - Decrypter: Decrypter, - AsyncStream: AsyncStream, - decrypt: decrypt, - utils: utils, - - STANDARD_PLAYLIST_SELECTOR: lastBandwidthSelector, - INITIAL_PLAYLIST_SELECTOR: lowestBitrateCompatibleVariantSelector, - comparePlaylistBandwidth: comparePlaylistBandwidth, - comparePlaylistResolution: comparePlaylistResolution, - - xhr: xhrFactory() - }; - - // 0.5 MB/s - var INITIAL_BANDWIDTH = 4194304; - - // Define getter/setters for config properites - ['GOAL_BUFFER_LENGTH', 'MAX_GOAL_BUFFER_LENGTH', 'GOAL_BUFFER_LENGTH_RATE', 'BUFFER_LOW_WATER_LINE', 'MAX_BUFFER_LOW_WATER_LINE', 'BUFFER_LOW_WATER_LINE_RATE', 'BANDWIDTH_VARIANCE'].forEach(function (prop) { - Object.defineProperty(Hls$1, prop, { - get: function get$$1() { - videojs.log.warn('using Hls.' + prop + ' is UNSAFE be sure you know what you are doing'); - return Config[prop]; - }, - set: function set$$1(value) { - videojs.log.warn('using Hls.' + prop + ' is UNSAFE be sure you know what you are doing'); - - if (typeof value !== 'number' || value < 0) { - videojs.log.warn('value of Hls.' + prop + ' must be greater than or equal to 0'); - return; - } - - Config[prop] = value; - } - }); - }); - - var simpleTypeFromSourceType = function simpleTypeFromSourceType(type) { - var mpegurlRE = /^(audio|video|application)\/(x-|vnd\.apple\.)?mpegurl/i; - - if (mpegurlRE.test(type)) { - return 'hls'; - } - - var dashRE = /^application\/dash\+xml/i; - - if (dashRE.test(type)) { - return 'dash'; - } - - return null; - }; - - /** - * Updates the selectedIndex of the QualityLevelList when a mediachange happens in hls. - * - * @param {QualityLevelList} qualityLevels The QualityLevelList to update. - * @param {PlaylistLoader} playlistLoader PlaylistLoader containing the new media info. - * @function handleHlsMediaChange - */ - var handleHlsMediaChange = function handleHlsMediaChange(qualityLevels, playlistLoader) { - var newPlaylist = playlistLoader.media(); - var selectedIndex = -1; - - for (var i = 0; i < qualityLevels.length; i++) { - if (qualityLevels[i].id === newPlaylist.uri) { - selectedIndex = i; - break; - } - } - - qualityLevels.selectedIndex_ = selectedIndex; - qualityLevels.trigger({ - selectedIndex: selectedIndex, - type: 'change' - }); - }; - - /** - * Adds quality levels to list once playlist metadata is available - * - * @param {QualityLevelList} qualityLevels The QualityLevelList to attach events to. - * @param {Object} hls Hls object to listen to for media events. - * @function handleHlsLoadedMetadata - */ - var handleHlsLoadedMetadata = function handleHlsLoadedMetadata(qualityLevels, hls) { - hls.representations().forEach(function (rep) { - qualityLevels.addQualityLevel(rep); - }); - handleHlsMediaChange(qualityLevels, hls.playlists); - }; - - // HLS is a source handler, not a tech. Make sure attempts to use it - // as one do not cause exceptions. - Hls$1.canPlaySource = function () { - return videojs.log.warn('HLS is no longer a tech. Please remove it from ' + 'your player\'s techOrder.'); - }; - - var emeKeySystems = function emeKeySystems(keySystemOptions, videoPlaylist, audioPlaylist) { - if (!keySystemOptions) { - return keySystemOptions; - } - - // upsert the content types based on the selected playlist - var keySystemContentTypes = {}; - - for (var keySystem in keySystemOptions) { - keySystemContentTypes[keySystem] = { - audioContentType: 'audio/mp4; codecs="' + audioPlaylist.attributes.CODECS + '"', - videoContentType: 'video/mp4; codecs="' + videoPlaylist.attributes.CODECS + '"' - }; - - if (videoPlaylist.contentProtection && videoPlaylist.contentProtection[keySystem] && videoPlaylist.contentProtection[keySystem].pssh) { - keySystemContentTypes[keySystem].pssh = videoPlaylist.contentProtection[keySystem].pssh; - } - - // videojs-contrib-eme accepts the option of specifying: 'com.some.cdm': 'url' - // so we need to prevent overwriting the URL entirely - if (typeof keySystemOptions[keySystem] === 'string') { - keySystemContentTypes[keySystem].url = keySystemOptions[keySystem]; - } - } - - return videojs.mergeOptions(keySystemOptions, keySystemContentTypes); - }; - - var setupEmeOptions = function setupEmeOptions(hlsHandler) { - if (hlsHandler.options_.sourceType !== 'dash') { - return; - } - var player = videojs.players[hlsHandler.tech_.options_.playerId]; - - if (player.eme) { - var sourceOptions = emeKeySystems(hlsHandler.source_.keySystems, hlsHandler.playlists.media(), hlsHandler.masterPlaylistController_.mediaTypes_.AUDIO.activePlaylistLoader.media()); - - if (sourceOptions) { - player.currentSource().keySystems = sourceOptions; - } - } - }; - - /** - * Whether the browser has built-in HLS support. - */ - Hls$1.supportsNativeHls = function () { - var video = document_1.createElement('video'); - - // native HLS is definitely not supported if HTML5 video isn't - if (!videojs.getTech('Html5').isSupported()) { - return false; - } - - // HLS manifests can go by many mime-types - var canPlay = [ - // Apple santioned - 'application/vnd.apple.mpegurl', - // Apple sanctioned for backwards compatibility - 'audio/mpegurl', - // Very common - 'audio/x-mpegurl', - // Very common - 'application/x-mpegurl', - // Included for completeness - 'video/x-mpegurl', 'video/mpegurl', 'application/mpegurl']; - - return canPlay.some(function (canItPlay) { - return (/maybe|probably/i.test(video.canPlayType(canItPlay)) - ); - }); - }(); - - Hls$1.supportsNativeDash = function () { - if (!videojs.getTech('Html5').isSupported()) { - return false; - } - - return (/maybe|probably/i.test(document_1.createElement('video').canPlayType('application/dash+xml')) - ); - }(); - - Hls$1.supportsTypeNatively = function (type) { - if (type === 'hls') { - return Hls$1.supportsNativeHls; - } - - if (type === 'dash') { - return Hls$1.supportsNativeDash; - } - - return false; - }; - - /** - * HLS is a source handler, not a tech. Make sure attempts to use it - * as one do not cause exceptions. - */ - Hls$1.isSupported = function () { - return videojs.log.warn('HLS is no longer a tech. Please remove it from ' + 'your player\'s techOrder.'); - }; - - var Component = videojs.getComponent('Component'); - - /** - * The Hls Handler object, where we orchestrate all of the parts - * of HLS to interact with video.js - * - * @class HlsHandler - * @extends videojs.Component - * @param {Object} source the soruce object - * @param {Tech} tech the parent tech object - * @param {Object} options optional and required options - */ - - var HlsHandler = function (_Component) { - inherits$1(HlsHandler, _Component); - - function HlsHandler(source, tech, options) { - classCallCheck$1(this, HlsHandler); - - // tech.player() is deprecated but setup a reference to HLS for - // backwards-compatibility - var _this = possibleConstructorReturn$1(this, (HlsHandler.__proto__ || Object.getPrototypeOf(HlsHandler)).call(this, tech, options.hls)); - - if (tech.options_ && tech.options_.playerId) { - var _player = videojs(tech.options_.playerId); - - if (!_player.hasOwnProperty('hls')) { - Object.defineProperty(_player, 'hls', { - get: function get$$1() { - videojs.log.warn('player.hls is deprecated. Use player.tech_.hls instead.'); - tech.trigger({ type: 'usage', name: 'hls-player-access' }); - return _this; - } - }); - } - - // Set up a reference to the HlsHandler from player.vhs. This allows users to start - // migrating from player.tech_.hls... to player.vhs... for API access. Although this - // isn't the most appropriate form of reference for video.js (since all APIs should - // be provided through core video.js), it is a common pattern for plugins, and vhs - // will act accordingly. - _player.vhs = _this; - // deprecated, for backwards compatibility - _player.dash = _this; - } - - _this.tech_ = tech; - _this.source_ = source; - _this.stats = {}; - _this.ignoreNextSeekingEvent_ = false; - _this.setOptions_(); - - // overriding native HLS only works if audio tracks have been emulated - // error early if we're misconfigured: - if (_this.options_.overrideNative && (tech.featuresNativeVideoTracks || tech.featuresNativeAudioTracks)) { - throw new Error('Overriding native HLS requires emulated tracks. ' + 'See https://git.io/vMpjB'); - } - - // listen for fullscreenchange events for this player so that we - // can adjust our quality selection quickly - _this.on(document_1, ['fullscreenchange', 'webkitfullscreenchange', 'mozfullscreenchange', 'MSFullscreenChange'], function (event) { - var fullscreenElement = document_1.fullscreenElement || document_1.webkitFullscreenElement || document_1.mozFullScreenElement || document_1.msFullscreenElement; - - if (fullscreenElement && fullscreenElement.contains(_this.tech_.el())) { - _this.masterPlaylistController_.fastQualityChange_(); - } - }); - - _this.on(_this.tech_, 'seeking', function () { - if (this.ignoreNextSeekingEvent_) { - this.ignoreNextSeekingEvent_ = false; - return; - } - - this.setCurrentTime(this.tech_.currentTime()); - }); - _this.on(_this.tech_, 'error', function () { - if (this.masterPlaylistController_) { - this.masterPlaylistController_.pauseLoading(); - } - }); - - _this.on(_this.tech_, 'play', _this.play); - return _this; - } - - createClass(HlsHandler, [{ - key: 'setOptions_', - value: function setOptions_() { - var _this2 = this; - - // defaults - this.options_.withCredentials = this.options_.withCredentials || false; - - if (typeof this.options_.blacklistDuration !== 'number') { - this.options_.blacklistDuration = 5 * 60; - } - - // start playlist selection at a reasonable bandwidth for - // broadband internet (0.5 MB/s) or mobile (0.0625 MB/s) - if (typeof this.options_.bandwidth !== 'number') { - this.options_.bandwidth = INITIAL_BANDWIDTH; - } - - // If the bandwidth number is unchanged from the initial setting - // then this takes precedence over the enableLowInitialPlaylist option - this.options_.enableLowInitialPlaylist = this.options_.enableLowInitialPlaylist && this.options_.bandwidth === INITIAL_BANDWIDTH; - - // grab options passed to player.src - ['withCredentials', 'bandwidth'].forEach(function (option) { - if (typeof _this2.source_[option] !== 'undefined') { - _this2.options_[option] = _this2.source_[option]; - } - }); - - this.bandwidth = this.options_.bandwidth; - } - /** - * called when player.src gets called, handle a new source - * - * @param {Object} src the source object to handle - */ - - }, { - key: 'src', - value: function src(_src, type) { - var _this3 = this; - - // do nothing if the src is falsey - if (!_src) { - return; - } - this.setOptions_(); - // add master playlist controller options - this.options_.url = this.source_.src; - this.options_.tech = this.tech_; - this.options_.externHls = Hls$1; - this.options_.sourceType = simpleTypeFromSourceType(type); - - this.masterPlaylistController_ = new MasterPlaylistController(this.options_); - this.playbackWatcher_ = new PlaybackWatcher(videojs.mergeOptions(this.options_, { - seekable: function seekable$$1() { - return _this3.seekable(); - } - })); - - this.masterPlaylistController_.on('error', function () { - var player = videojs.players[_this3.tech_.options_.playerId]; - - player.error(_this3.masterPlaylistController_.error); - }); - - // `this` in selectPlaylist should be the HlsHandler for backwards - // compatibility with < v2 - this.masterPlaylistController_.selectPlaylist = this.selectPlaylist ? this.selectPlaylist.bind(this) : Hls$1.STANDARD_PLAYLIST_SELECTOR.bind(this); - - this.masterPlaylistController_.selectInitialPlaylist = Hls$1.INITIAL_PLAYLIST_SELECTOR.bind(this); - - // re-expose some internal objects for backwards compatibility with < v2 - this.playlists = this.masterPlaylistController_.masterPlaylistLoader_; - this.mediaSource = this.masterPlaylistController_.mediaSource; - - // Proxy assignment of some properties to the master playlist - // controller. Using a custom property for backwards compatibility - // with < v2 - Object.defineProperties(this, { - selectPlaylist: { - get: function get$$1() { - return this.masterPlaylistController_.selectPlaylist; - }, - set: function set$$1(selectPlaylist) { - this.masterPlaylistController_.selectPlaylist = selectPlaylist.bind(this); - } - }, - throughput: { - get: function get$$1() { - return this.masterPlaylistController_.mainSegmentLoader_.throughput.rate; - }, - set: function set$$1(throughput) { - this.masterPlaylistController_.mainSegmentLoader_.throughput.rate = throughput; - // By setting `count` to 1 the throughput value becomes the starting value - // for the cumulative average - this.masterPlaylistController_.mainSegmentLoader_.throughput.count = 1; - } - }, - bandwidth: { - get: function get$$1() { - return this.masterPlaylistController_.mainSegmentLoader_.bandwidth; - }, - set: function set$$1(bandwidth) { - this.masterPlaylistController_.mainSegmentLoader_.bandwidth = bandwidth; - // setting the bandwidth manually resets the throughput counter - // `count` is set to zero that current value of `rate` isn't included - // in the cumulative average - this.masterPlaylistController_.mainSegmentLoader_.throughput = { - rate: 0, - count: 0 - }; - } - }, - /** - * `systemBandwidth` is a combination of two serial processes bit-rates. The first - * is the network bitrate provided by `bandwidth` and the second is the bitrate of - * the entire process after that - decryption, transmuxing, and appending - provided - * by `throughput`. - * - * Since the two process are serial, the overall system bandwidth is given by: - * sysBandwidth = 1 / (1 / bandwidth + 1 / throughput) - */ - systemBandwidth: { - get: function get$$1() { - var invBandwidth = 1 / (this.bandwidth || 1); - var invThroughput = void 0; - - if (this.throughput > 0) { - invThroughput = 1 / this.throughput; - } else { - invThroughput = 0; - } - - var systemBitrate = Math.floor(1 / (invBandwidth + invThroughput)); - - return systemBitrate; - }, - set: function set$$1() { - videojs.log.error('The "systemBandwidth" property is read-only'); - } - } - }); - - Object.defineProperties(this.stats, { - bandwidth: { - get: function get$$1() { - return _this3.bandwidth || 0; - }, - enumerable: true - }, - mediaRequests: { - get: function get$$1() { - return _this3.masterPlaylistController_.mediaRequests_() || 0; - }, - enumerable: true - }, - mediaRequestsAborted: { - get: function get$$1() { - return _this3.masterPlaylistController_.mediaRequestsAborted_() || 0; - }, - enumerable: true - }, - mediaRequestsTimedout: { - get: function get$$1() { - return _this3.masterPlaylistController_.mediaRequestsTimedout_() || 0; - }, - enumerable: true - }, - mediaRequestsErrored: { - get: function get$$1() { - return _this3.masterPlaylistController_.mediaRequestsErrored_() || 0; - }, - enumerable: true - }, - mediaTransferDuration: { - get: function get$$1() { - return _this3.masterPlaylistController_.mediaTransferDuration_() || 0; - }, - enumerable: true - }, - mediaBytesTransferred: { - get: function get$$1() { - return _this3.masterPlaylistController_.mediaBytesTransferred_() || 0; - }, - enumerable: true - }, - mediaSecondsLoaded: { - get: function get$$1() { - return _this3.masterPlaylistController_.mediaSecondsLoaded_() || 0; - }, - enumerable: true - }, - buffered: { - get: function get$$1() { - return timeRangesToArray(_this3.tech_.buffered()); - }, - enumerable: true - }, - currentTime: { - get: function get$$1() { - return _this3.tech_.currentTime(); - }, - enumerable: true - }, - currentSource: { - get: function get$$1() { - return _this3.tech_.currentSource_; - }, - enumerable: true - }, - currentTech: { - get: function get$$1() { - return _this3.tech_.name_; - }, - enumerable: true - }, - duration: { - get: function get$$1() { - return _this3.tech_.duration(); - }, - enumerable: true - }, - master: { - get: function get$$1() { - return _this3.playlists.master; - }, - enumerable: true - }, - playerDimensions: { - get: function get$$1() { - return _this3.tech_.currentDimensions(); - }, - enumerable: true - }, - seekable: { - get: function get$$1() { - return timeRangesToArray(_this3.tech_.seekable()); - }, - enumerable: true - }, - timestamp: { - get: function get$$1() { - return Date.now(); - }, - enumerable: true - }, - videoPlaybackQuality: { - get: function get$$1() { - return _this3.tech_.getVideoPlaybackQuality(); - }, - enumerable: true - } - }); - - this.tech_.one('canplay', this.masterPlaylistController_.setupFirstPlay.bind(this.masterPlaylistController_)); - - this.masterPlaylistController_.on('selectedinitialmedia', function () { - // Add the manual rendition mix-in to HlsHandler - renditionSelectionMixin(_this3); - setupEmeOptions(_this3); - }); - - // the bandwidth of the primary segment loader is our best - // estimate of overall bandwidth - this.on(this.masterPlaylistController_, 'progress', function () { - this.tech_.trigger('progress'); - }); - - // In the live case, we need to ignore the very first `seeking` event since - // that will be the result of the seek-to-live behavior - this.on(this.masterPlaylistController_, 'firstplay', function () { - this.ignoreNextSeekingEvent_ = true; - }); - - this.tech_.ready(function () { - return _this3.setupQualityLevels_(); - }); - - // do nothing if the tech has been disposed already - // this can occur if someone sets the src in player.ready(), for instance - if (!this.tech_.el()) { - return; - } - - this.tech_.src(videojs.URL.createObjectURL(this.masterPlaylistController_.mediaSource)); - } - - /** - * Initializes the quality levels and sets listeners to update them. - * - * @method setupQualityLevels_ - * @private - */ - - }, { - key: 'setupQualityLevels_', - value: function setupQualityLevels_() { - var _this4 = this; - - var player = videojs.players[this.tech_.options_.playerId]; - - if (player && player.qualityLevels) { - this.qualityLevels_ = player.qualityLevels(); - - this.masterPlaylistController_.on('selectedinitialmedia', function () { - handleHlsLoadedMetadata(_this4.qualityLevels_, _this4); - }); - - this.playlists.on('mediachange', function () { - handleHlsMediaChange(_this4.qualityLevels_, _this4.playlists); - }); - } - } - - /** - * Begin playing the video. - */ - - }, { - key: 'play', - value: function play() { - this.masterPlaylistController_.play(); - } - - /** - * a wrapper around the function in MasterPlaylistController - */ - - }, { - key: 'setCurrentTime', - value: function setCurrentTime(currentTime) { - this.masterPlaylistController_.setCurrentTime(currentTime); - } - - /** - * a wrapper around the function in MasterPlaylistController - */ - - }, { - key: 'duration', - value: function duration$$1() { - return this.masterPlaylistController_.duration(); - } - - /** - * a wrapper around the function in MasterPlaylistController - */ - - }, { - key: 'seekable', - value: function seekable$$1() { - return this.masterPlaylistController_.seekable(); - } - - /** - * Abort all outstanding work and cleanup. - */ - - }, { - key: 'dispose', - value: function dispose() { - if (this.playbackWatcher_) { - this.playbackWatcher_.dispose(); - } - if (this.masterPlaylistController_) { - this.masterPlaylistController_.dispose(); - } - if (this.qualityLevels_) { - this.qualityLevels_.dispose(); - } - get(HlsHandler.prototype.__proto__ || Object.getPrototypeOf(HlsHandler.prototype), 'dispose', this).call(this); - } - }]); - return HlsHandler; - }(Component); - - /** - * The Source Handler object, which informs video.js what additional - * MIME types are supported and sets up playback. It is registered - * automatically to the appropriate tech based on the capabilities of - * the browser it is running in. It is not necessary to use or modify - * this object in normal usage. - */ - - - var HlsSourceHandler = { - name: 'videojs-http-streaming', - VERSION: version$2, - canHandleSource: function canHandleSource(srcObj) { - var options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {}; - - var localOptions = videojs.mergeOptions(videojs.options, options); - - return HlsSourceHandler.canPlayType(srcObj.type, localOptions); - }, - handleSource: function handleSource(source, tech) { - var options = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : {}; - - var localOptions = videojs.mergeOptions(videojs.options, options); - - tech.hls = new HlsHandler(source, tech, localOptions); - tech.hls.xhr = xhrFactory(); - - tech.hls.src(source.src, source.type); - return tech.hls; - }, - canPlayType: function canPlayType(type) { - var options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {}; - - var _videojs$mergeOptions = videojs.mergeOptions(videojs.options, options), - overrideNative = _videojs$mergeOptions.hls.overrideNative; - - var supportedType = simpleTypeFromSourceType(type); - var canUseMsePlayback = supportedType && (!Hls$1.supportsTypeNatively(supportedType) || overrideNative); - - return canUseMsePlayback ? 'maybe' : ''; - } - }; - - if (typeof videojs.MediaSource === 'undefined' || typeof videojs.URL === 'undefined') { - videojs.MediaSource = MediaSource; - videojs.URL = URL$1; - } - - // register source handlers with the appropriate techs - if (MediaSource.supportsNativeMediaSources()) { - videojs.getTech('Html5').registerSourceHandler(HlsSourceHandler, 0); - } - - videojs.HlsHandler = HlsHandler; - videojs.HlsSourceHandler = HlsSourceHandler; - videojs.Hls = Hls$1; - if (!videojs.use) { - videojs.registerComponent('Hls', Hls$1); - } - videojs.options.hls = videojs.options.hls || {}; - - if (videojs.registerPlugin) { - videojs.registerPlugin('reloadSourceOnError', reloadSourceOnError); - } else { - videojs.plugin('reloadSourceOnError', reloadSourceOnError); - } - - exports.Hls = Hls$1; - exports.HlsHandler = HlsHandler; - exports.HlsSourceHandler = HlsSourceHandler; - exports.emeKeySystems = emeKeySystems; - exports.simpleTypeFromSourceType = simpleTypeFromSourceType; - - Object.defineProperty(exports, '__esModule', { value: true }); - -}))); diff --git a/pod/main/static/js/videojs-http-streaming.min.js b/pod/main/static/js/videojs-http-streaming.min.js deleted file mode 100644 index d5c22091f9..0000000000 --- a/pod/main/static/js/videojs-http-streaming.min.js +++ /dev/null @@ -1,14 +0,0 @@ -/** - * @videojs/http-streaming - * @version 1.0.1 - * @copyright 2018 Brightcove, Inc - * @license Apache-2.0 - */ -!function(e,t){"object"==typeof exports&&"undefined"!=typeof module?t(exports,require("video.js")):"function"==typeof define&&define.amd?define(["exports","video.js"],t):t(e.videojsHttpStreaming={},e.videojs)}(this,function(e,t){"use strict";t=t&&t.hasOwnProperty("default")?t.default:t;var i="undefined"!=typeof window?window:"undefined"!=typeof global?global:"undefined"!=typeof self?self:{};var r,n={},a=Object.freeze({default:n}),s=a&&n||a,o="undefined"!=typeof i?i:"undefined"!=typeof window?window:{};"undefined"!=typeof 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t={type:"metadata",tracks:[]},i=a.programMapTable;null!==i.video&&t.tracks.push({timelineStartInfo:{baseMediaDecodeTime:0},id:+i.video,codec:"avc",type:"video"}),null!==i.audio&&t.tracks.push({timelineStartInfo:{baseMediaDecodeTime:0},id:+i.audio,codec:"adts",type:"audio"}),e.trigger("data",t)}})[a.type]()},this.flush=function(){n(t,"video"),n(i,"audio"),n(r,"timed-metadata"),this.trigger("done")}}).prototype=new X;var me={PAT_PID:0,MP2T_PACKET_LENGTH:188,TransportPacketStream:le,TransportParseStream:ce,ElementaryStream:he,TimestampRolloverStream:pe,CaptionStream:ee.CaptionStream,Cea608Stream:ee.Cea608Stream,MetadataStream:fe};for(var ge in te)te.hasOwnProperty(ge)&&(me[ge]=te[ge]);var ye,_e=me,ve=[96e3,88200,64e3,48e3,44100,32e3,24e3,22050,16e3,12e3,11025,8e3,7350];(ye=function(){var e;ye.prototype.init.call(this),this.push=function(t){var i,r,n,a,s,o,u=0,d=0;if("audio"===t.type)for(e?(a=e,(e=new 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n=Math.min(r,e),a=i>>>32-n;return(r-=n)>0?i<<=n:t>0&&this.loadWord(),(n=e-n)>0?a<>>e))return i<<=e,r-=e,e;return this.loadWord(),e+this.skipLeadingZeros()},this.skipUnsignedExpGolomb=function(){this.skipBits(1+this.skipLeadingZeros())},this.skipExpGolomb=function(){this.skipBits(1+this.skipLeadingZeros())},this.readUnsignedExpGolomb=function(){var e=this.skipLeadingZeros();return this.readBits(e+1)-1},this.readExpGolomb=function(){var e=this.readUnsignedExpGolomb();return 1&e?1+e>>>1:-1*(e>>>1)},this.readBoolean=function(){return 1===this.readBits(1)},this.readUnsignedByte=function(){return this.readBits(8)},this.loadWord()};(Te=function(){var e,t,i=0;Te.prototype.init.call(this),this.push=function(r){var n;for(t?((n=new Uint8Array(t.byteLength+r.data.byteLength)).set(t),n.set(r.data,t.byteLength),t=n):t=r.data;i3&&this.trigger("data",t.subarray(i+3)),t=null,i=0,this.trigger("done")}}).prototype=new X,Se={100:!0,110:!0,122:!0,244:!0,44:!0,83:!0,86:!0,118:!0,128:!0,138:!0,139:!0,134:!0},(be=function(){var e,t,i,r,n,a,s,o=new Te;be.prototype.init.call(this),e=this,this.push=function(e){"video"===e.type&&(t=e.trackId,i=e.pts,r=e.dts,o.push(e))},o.on("data",function(s){var o={trackId:t,pts:i,dts:r,data:s};switch(31&s[0]){case 5:o.nalUnitType="slice_layer_without_partitioning_rbsp_idr";break;case 6:o.nalUnitType="sei_rbsp",o.escapedRBSP=n(s.subarray(1));break;case 7:o.nalUnitType="seq_parameter_set_rbsp",o.escapedRBSP=n(s.subarray(1)),o.config=a(o.escapedRBSP);break;case 8:o.nalUnitType="pic_parameter_set_rbsp";break;case 9:o.nalUnitType="access_unit_delimiter_rbsp"}e.trigger("data",o)}),o.on("done",function(){e.trigger("done")}),this.flush=function(){o.flush()},s=function(e,t){var i,r=8,n=8;for(i=0;i>4?i+20:i+10},this.parseAdtsSize=function(e,t){var i=(224&e[t+5])>>5,r=e[t+4]<<3;return 6144&e[t+3]|r|i},this.push=function(i){var r,n,a,s,o=0,u=0;for(e.length?(s=e.length,(e=new Uint8Array(i.byteLength+s)).set(e.subarray(0,s)),e.set(i,s)):e=i;e.length-u>=3;)if(e[u]!=="I".charCodeAt(0)||e[u+1]!=="D".charCodeAt(0)||e[u+2]!=="3".charCodeAt(0))if(!0&e[u]&&240==(240&e[u+1])){if(e.length-u<7)break;if((o=this.parseAdtsSize(e,u))>e.length)break;a={type:"audio",data:e.subarray(u,u+o),pts:t,dts:t},this.trigger("data",a),u+=o}else u++;else{if(e.length-u<10)break;if((o=this.parseId3TagSize(e,u))>e.length)break;n={type:"timed-metadata",data:e.subarray(u,u+o)},this.trigger("data",n),u+=o}r=e.length-u,e=r>0?e.subarray(u):new Uint8Array}}).prototype=new X;var we,Ie,Oe,Ce,Pe,Ue,De,Re,Be,Me,xe,Ne,qe,Fe,He,Ge=Le,je=[33,16,5,32,164,27],We=[33,65,108,84,1,2,4,8,168,2,4,8,17,191,252],Ve=function(e){for(var t=[];e--;)t.push(0);return t},ze={96000:[je,[227,64],Ve(154),[56]],88200:[je,[231],Ve(170),[56]],64000:[je,[248,192],Ve(240),[56]],48000:[je,[255,192],Ve(268),[55,148,128],Ve(54),[112]],44100:[je,[255,192],Ve(268),[55,163,128],Ve(84),[112]],32000:[je,[255,192],Ve(268),[55,234],Ve(226),[112]],24000:[je,[255,192],Ve(268),[55,255,128],Ve(268),[111,112],Ve(126),[224]],16000:[je,[255,192],Ve(268),[55,255,128],Ve(268),[111,255],Ve(269),[223,108],Ve(195),[1,192]],12000:[We,Ve(268),[3,127,248],Ve(268),[6,255,240],Ve(268),[13,255,224],Ve(268),[27,253,128],Ve(259),[56]],11025:[We,Ve(268),[3,127,248],Ve(268),[6,255,240],Ve(268),[13,255,224],Ve(268),[27,255,192],Ve(268),[55,175,128],Ve(108),[112]],8000:[We,Ve(268),[3,121,16],Ve(47),[7]]},Xe=(we=ze,Object.keys(we).reduce(function(e,t){return e[t]=new Uint8Array(we[t].reduce(function(e,t){return e.concat(t)},[])),e},{})),Ye=(Ie=function(e){return 9e4*e},Oe=function(e,t){return e*t},Ce=function(e){return e/9e4},Pe=function(e,t){return e/t},function(e,t){return Ie(Pe(e,t))}),$e=function(e,t){return Oe(Ce(e),t)},Ke=Ae.H264Stream,Qe=["audioobjecttype","channelcount","samplerate","samplingfrequencyindex","samplesize"],Je=["width","height","profileIdc","levelIdc","profileCompatibility"];Me=function(e){return e[0]==="I".charCodeAt(0)&&e[1]==="D".charCodeAt(0)&&e[2]==="3".charCodeAt(0)},Fe=function(e,t){var i;if(e.length!==t.length)return!1;for(i=0;i45e3))){for((n=Xe[e.samplerate])||(n=t[0].data),o=0;o=n?t:(e.minSegmentDts=1/0,t.filter(function(t){return t.dts>=n&&(e.minSegmentDts=Math.min(e.minSegmentDts,t.dts),e.minSegmentPts=e.minSegmentDts,!0)}))},this.generateSampleTable_=function(e){var t,i,r=[];for(t=0;t=-1e4&&i<=45e3&&(!r||o>i)&&(r=a,o=i));return r?r.gop:null},this.extendFirstKeyFrame_=function(e){var t;return!e[0][0].keyFrame&&e.length>1&&(t=e.shift(),e.byteLength-=t.byteLength,e.nalCount-=t.nalCount,e[0][0].dts=t.dts,e[0][0].pts=t.pts,e[0][0].duration+=t.duration),e},this.groupNalsIntoFrames_=function(e){var t,i,r=[],n=[];for(r.byteLength=0,t=0;tr.pts?t++:(i++,a-=n.byteLength,o-=n.nalCount,u-=n.duration);return 0===i?e:i===e.length?null:((d=e.slice(i)).byteLength=a,d.duration=u,d.nalCount=o,d.pts=d[0].pts,d.dts=d[0].dts,d)},this.alignGopsAtEnd_=function(e){var t,i,r,n,a,o,u;for(t=s.length-1,i=e.length-1,a=null,o=!1;t>=0&&i>=0;){if(r=s[t],n=e[i],r.pts===n.pts){o=!0;break}r.pts>n.pts?t--:(t===s.length-1&&(a=i),i--)}if(!o&&null===a)return null;if(0===(u=o?i:a))return e;var d=e.slice(u),l=d.reduce(function(e,t){return e.byteLength+=t.byteLength,e.duration+=t.duration,e.nalCount+=t.nalCount,e},{byteLength:0,duration:0,nalCount:0});return d.byteLength=l.byteLength,d.duration=l.duration,d.nalCount=l.nalCount,d.pts=d[0].pts,d.dts=d[0].dts,d},this.alignGopsWith=function(e){s=e}}).prototype=new X,xe=function(e,t){"number"==typeof t.pts&&(void 0===e.timelineStartInfo.pts&&(e.timelineStartInfo.pts=t.pts),void 0===e.minSegmentPts?e.minSegmentPts=t.pts:e.minSegmentPts=Math.min(e.minSegmentPts,t.pts),void 0===e.maxSegmentPts?e.maxSegmentPts=t.pts:e.maxSegmentPts=Math.max(e.maxSegmentPts,t.pts)),"number"==typeof t.dts&&(void 0===e.timelineStartInfo.dts&&(e.timelineStartInfo.dts=t.dts),void 0===e.minSegmentDts?e.minSegmentDts=t.dts:e.minSegmentDts=Math.min(e.minSegmentDts,t.dts),void 0===e.maxSegmentDts?e.maxSegmentDts=t.dts:e.maxSegmentDts=Math.max(e.maxSegmentDts,t.dts))},Ne=function(e){delete e.minSegmentDts,delete e.maxSegmentDts,delete e.minSegmentPts,delete e.maxSegmentPts},qe=function(e,t){var i,r=e.minSegmentDts;return t||(r-=e.timelineStartInfo.dts),i=e.timelineStartInfo.baseMediaDecodeTime,i+=r,i=Math.max(0,i),"audio"===e.type&&(i*=e.samplerate/9e4,i=Math.floor(i)),i},(Be=function(e,t){this.numberOfTracks=0,this.metadataStream=t,"undefined"!=typeof e.remux?this.remuxTracks=!!e.remux:this.remuxTracks=!0,this.pendingTracks=[],this.videoTrack=null,this.pendingBoxes=[],this.pendingCaptions=[],this.pendingMetadata=[],this.pendingBytes=0,this.emittedTracks=0,Be.prototype.init.call(this),this.push=function(e){return e.text?this.pendingCaptions.push(e):e.frames?this.pendingMetadata.push(e):(this.pendingTracks.push(e.track),this.pendingBoxes.push(e.boxes),this.pendingBytes+=e.boxes.byteLength,"video"===e.track.type&&(this.videoTrack=e.track),void("audio"===e.track.type&&(this.audioTrack=e.track)))}}).prototype=new X,Be.prototype.flush=function(e){var t,i,r,n,a=0,s={captions:[],captionStreams:{},metadata:[],info:{}},o=0;if(this.pendingTracks.length=this.numberOfTracks&&(this.trigger("done"),this.emittedTracks=0))}for(this.videoTrack?(o=this.videoTrack.timelineStartInfo.pts,Je.forEach(function(e){s.info[e]=this.videoTrack[e]},this)):this.audioTrack&&(o=this.audioTrack.timelineStartInfo.pts,Qe.forEach(function(e){s.info[e]=this.audioTrack[e]},this)),1===this.pendingTracks.length?s.type=this.pendingTracks[0].type:s.type="combined",this.emittedTracks+=this.pendingTracks.length,r=V.initSegment(this.pendingTracks),s.initSegment=new Uint8Array(r.byteLength),s.initSegment.set(r),s.data=new Uint8Array(this.pendingBytes),n=0;n=this.numberOfTracks&&(this.trigger("done"),this.emittedTracks=0)},(Re=function(e){var t,i,r=this,n=!0;Re.prototype.init.call(this),e=e||{},this.baseMediaDecodeTime=e.baseMediaDecodeTime||0,this.transmuxPipeline_={},this.setupAacPipeline=function(){var t={};this.transmuxPipeline_=t,t.type="aac",t.metadataStream=new _e.MetadataStream,t.aacStream=new Ge,t.audioTimestampRolloverStream=new _e.TimestampRolloverStream("audio"),t.timedMetadataTimestampRolloverStream=new _e.TimestampRolloverStream("timed-metadata"),t.adtsStream=new ke,t.coalesceStream=new Be(e,t.metadataStream),t.headOfPipeline=t.aacStream,t.aacStream.pipe(t.audioTimestampRolloverStream).pipe(t.adtsStream),t.aacStream.pipe(t.timedMetadataTimestampRolloverStream).pipe(t.metadataStream).pipe(t.coalesceStream),t.metadataStream.on("timestamp",function(e){t.aacStream.setTimestamp(e.timeStamp)}),t.aacStream.on("data",function(n){"timed-metadata"!==n.type||t.audioSegmentStream||(i=i||{timelineStartInfo:{baseMediaDecodeTime:r.baseMediaDecodeTime},codec:"adts",type:"audio"},t.coalesceStream.numberOfTracks++,t.audioSegmentStream=new De(i,e),t.adtsStream.pipe(t.audioSegmentStream).pipe(t.coalesceStream))}),t.coalesceStream.on("data",this.trigger.bind(this,"data")),t.coalesceStream.on("done",this.trigger.bind(this,"done"))},this.setupTsPipeline=function(){var n={};this.transmuxPipeline_=n,n.type="ts",n.metadataStream=new _e.MetadataStream,n.packetStream=new _e.TransportPacketStream,n.parseStream=new _e.TransportParseStream,n.elementaryStream=new _e.ElementaryStream,n.videoTimestampRolloverStream=new _e.TimestampRolloverStream("video"),n.audioTimestampRolloverStream=new _e.TimestampRolloverStream("audio"),n.timedMetadataTimestampRolloverStream=new _e.TimestampRolloverStream("timed-metadata"),n.adtsStream=new ke,n.h264Stream=new Ke,n.captionStream=new _e.CaptionStream,n.coalesceStream=new Be(e,n.metadataStream),n.headOfPipeline=n.packetStream,n.packetStream.pipe(n.parseStream).pipe(n.elementaryStream),n.elementaryStream.pipe(n.videoTimestampRolloverStream).pipe(n.h264Stream),n.elementaryStream.pipe(n.audioTimestampRolloverStream).pipe(n.adtsStream),n.elementaryStream.pipe(n.timedMetadataTimestampRolloverStream).pipe(n.metadataStream).pipe(n.coalesceStream),n.h264Stream.pipe(n.captionStream).pipe(n.coalesceStream),n.elementaryStream.on("data",function(a){var s;if("metadata"===a.type){for(s=a.tracks.length;s--;)t||"video"!==a.tracks[s].type?i||"audio"!==a.tracks[s].type||((i=a.tracks[s]).timelineStartInfo.baseMediaDecodeTime=r.baseMediaDecodeTime):(t=a.tracks[s]).timelineStartInfo.baseMediaDecodeTime=r.baseMediaDecodeTime;t&&!n.videoSegmentStream&&(n.coalesceStream.numberOfTracks++,n.videoSegmentStream=new Ue(t,e),n.videoSegmentStream.on("timelineStartInfo",function(e){i&&(i.timelineStartInfo=e,n.audioSegmentStream.setEarliestDts(e.dts))}),n.videoSegmentStream.on("processedGopsInfo",r.trigger.bind(r,"gopInfo")),n.videoSegmentStream.on("baseMediaDecodeTime",function(e){i&&n.audioSegmentStream.setVideoBaseMediaDecodeTime(e)}),n.h264Stream.pipe(n.videoSegmentStream).pipe(n.coalesceStream)),i&&!n.audioSegmentStream&&(n.coalesceStream.numberOfTracks++,n.audioSegmentStream=new De(i,e),n.adtsStream.pipe(n.audioSegmentStream).pipe(n.coalesceStream))}}),n.coalesceStream.on("data",this.trigger.bind(this,"data")),n.coalesceStream.on("done",this.trigger.bind(this,"done"))},this.setBaseMediaDecodeTime=function(e){var r=this.transmuxPipeline_;this.baseMediaDecodeTime=e,i&&(i.timelineStartInfo.dts=void 0,i.timelineStartInfo.pts=void 0,Ne(i),i.timelineStartInfo.baseMediaDecodeTime=e,r.audioTimestampRolloverStream&&r.audioTimestampRolloverStream.discontinuity()),t&&(r.videoSegmentStream&&(r.videoSegmentStream.gopCache_=[],r.videoTimestampRolloverStream.discontinuity()),t.timelineStartInfo.dts=void 0,t.timelineStartInfo.pts=void 0,Ne(t),r.captionStream.reset(),t.timelineStartInfo.baseMediaDecodeTime=e),r.timedMetadataTimestampRolloverStream&&r.timedMetadataTimestampRolloverStream.discontinuity()},this.setAudioAppendStart=function(e){i&&this.transmuxPipeline_.audioSegmentStream.setAudioAppendStart(e)},this.alignGopsWith=function(e){t&&this.transmuxPipeline_.videoSegmentStream&&this.transmuxPipeline_.videoSegmentStream.alignGopsWith(e)},this.push=function(e){if(n){var t=Me(e);t&&"aac"!==this.transmuxPipeline_.type?this.setupAacPipeline():t||"ts"===this.transmuxPipeline_.type||this.setupTsPipeline(),n=!1}this.transmuxPipeline_.headOfPipeline.push(e)},this.flush=function(){n=!0,this.transmuxPipeline_.headOfPipeline.flush()},this.resetCaptions=function(){this.transmuxPipeline_.captionStream&&this.transmuxPipeline_.captionStream.reset()}}).prototype=new X;var Ze={Transmuxer:Re,VideoSegmentStream:Ue,AudioSegmentStream:De,AUDIO_PROPERTIES:Qe,VIDEO_PROPERTIES:Je},et={generator:V,Transmuxer:Ze.Transmuxer,AudioSegmentStream:Ze.AudioSegmentStream,VideoSegmentStream:Ze.VideoSegmentStream},tt=function(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")},it=function(){function e(e,t){for(var i=0;i=11;var a={remux:!1,alignGopsAtEnd:n.safeAppend_};return n.codecs_.forEach(function(e){Fe(e)?n.audioCodec_=e:He(e)&&(n.videoCodec_=e)}),n.transmuxer_=new qe,n.transmuxer_.postMessage({action:"init",options:a}),n.transmuxer_.onmessage=function(e){return"data"===e.data.action?n.data_(e):"done"===e.data.action?n.done_(e):"gopInfo"===e.data.action?n.appendGopInfo_(e):void 0},Object.defineProperty(n,"timestampOffset",{get:function(){return this.timestampOffset_},set:function(e){"number"==typeof e&&e>=0&&(this.timestampOffset_=e,this.appendAudioInitSegment_=!0,this.gopBuffer_.length=0,this.timeMapping_=0,this.transmuxer_.postMessage({action:"setTimestampOffset",timestampOffset:e}))}}),Object.defineProperty(n,"appendWindowStart",{get:function(){return(this.videoBuffer_||this.audioBuffer_).appendWindowStart},set:function(e){this.videoBuffer_&&(this.videoBuffer_.appendWindowStart=e),this.audioBuffer_&&(this.audioBuffer_.appendWindowStart=e)}}),Object.defineProperty(n,"updating",{get:function(){return!!(this.bufferUpdating_||!this.audioDisabled_&&this.audioBuffer_&&this.audioBuffer_.updating||this.videoBuffer_&&this.videoBuffer_.updating)}}),Object.defineProperty(n,"buffered",{get:function(){var e=null,i=null,r=0,n=[],a=[];if(!this.videoBuffer_&&!this.audioBuffer_)return t.createTimeRange();if(!this.videoBuffer_)return this.audioBuffer_.buffered;if(!this.audioBuffer_)return this.videoBuffer_.buffered;if(this.audioDisabled_)return this.videoBuffer_.buffered;if(0===this.videoBuffer_.buffered.length&&0===this.audioBuffer_.buffered.length)return t.createTimeRange();for(var s=this.videoBuffer_.buffered,o=this.audioBuffer_.buffered,u=s.length;u--;)n.push({time:s.start(u),type:"start"}),n.push({time:s.end(u),type:"end"});for(u=o.length;u--;)n.push({time:o.start(u),type:"start"}),n.push({time:o.end(u),type:"end"});for(n.sort(function(e,t){return e.time-t.time}),u=0;ur);n++);return e.slice(n)}(this.gopBuffer_,this.mediaSource_.player_,this.timeMapping_)}),this.transmuxer_.postMessage({action:"push",data:e.buffer,byteOffset:e.byteOffset,byteLength:e.byteLength},[e.buffer]),this.transmuxer_.postMessage({action:"flush"})}},{key:"appendGopInfo_",value:function(e){this.gopBuffer_=function(e,t,i){if(!t.length)return e;if(i)return t.slice();for(var r=t[0].pts,n=0;n=r);n++);return e.slice(0,n).concat(t)}(this.gopBuffer_,e.data.gopInfo,this.safeAppend_)}},{key:"remove",value:function(e,t){if(this.videoBuffer_&&(this.videoBuffer_.updating=!0,this.videoBuffer_.remove(e,t),this.gopBuffer_=function(e,t,i,r){for(var n=Math.ceil(9e4*(t-r)),a=Math.ceil(9e4*(i-r)),s=e.slice(),o=e.length;o--&&!(e[o].pts<=a););if(-1===o)return s;for(var u=o+1;u--&&!(e[u].pts<=n););return u=Math.max(u,0),s.splice(u,o-u+1),s}(this.gopBuffer_,e,t,this.timeMapping_)),!this.audioDisabled_&&this.audioBuffer_&&(this.audioBuffer_.updating=!0,this.audioBuffer_.remove(e,t)),Le(e,t,this.metadataTrack_),this.inbandTextTracks_)for(var i in this.inbandTextTracks_)Le(e,t,this.inbandTextTracks_[i])}},{key:"processPendingSegments_",value:function(){var e={video:{segments:[],bytes:0},audio:{segments:[],bytes:0},captions:[],metadata:[]};e=this.pendingBuffers_.reduce(function(e,t){var i=t.type,r=t.data,n=t.initSegment;return e[i].segments.push(r),e[i].bytes+=r.byteLength,e[i].initSegment=n,t.captions&&(e.captions=e.captions.concat(t.captions)),t.info&&(e[i].info=t.info),t.metadata&&(e.metadata=e.metadata.concat(t.metadata)),e},e),this.videoBuffer_||this.audioBuffer_||(0===e.video.bytes&&(this.videoCodec_=null),0===e.audio.bytes&&(this.audioCodec_=null),this.createRealSourceBuffers_()),e.audio.info&&this.mediaSource_.trigger({type:"audioinfo",info:e.audio.info}),e.video.info&&this.mediaSource_.trigger({type:"videoinfo",info:e.video.info}),this.appendAudioInitSegment_&&(!this.audioDisabled_&&this.audioBuffer_&&(e.audio.segments.unshift(e.audio.initSegment),e.audio.bytes+=e.audio.initSegment.byteLength),this.appendAudioInitSegment_=!1);var 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i.codecCount=t.split(",").length,i.codecCount=i.codecCount||2,(e=/(^|\s|,)+(avc[13])([^ ,]*)/i.exec(t))&&(i.videoCodec=e[2],i.videoObjectTypeIndicator=e[3]),i.audioProfile=/(^|\s|,)+mp4a.[0-9A-Fa-f]+\.([0-9A-Fa-f]+)/i.exec(t),i.audioProfile=i.audioProfile&&i.audioProfile[2],i},ii=function(e,t,i){return e+"/"+t+'; codecs="'+i.filter(function(e){return!!e}).join(", ")+'"'},ri=function(e,i){var r=function(e){return e.segments&&e.segments.length&&e.segments[0].map?"mp4":"mp2t"}(i),n=function(e){var t=e.attributes||{};return t.CODECS?ti(t.CODECS):ei}(i),a=i.attributes||{},s=!0,o=!1;if(!i)return[];if(e.mediaGroups.AUDIO&&a.AUDIO){var u=e.mediaGroups.AUDIO[a.AUDIO];if(u)for(var d in o=!0,s=!1,u)if(!u[d].uri&&!u[d].playlists){s=!0;break}}o&&!n.audioProfile&&(s||(n.audioProfile=function(e,t){if(!e.mediaGroups.AUDIO||!t)return null;var i=e.mediaGroups.AUDIO[t];if(!i)return null;for(var r in i){var n=i[r];if(n.default&&n.playlists)return ti(n.playlists[0].attributes.CODECS).audioProfile}return null}(e,a.AUDIO)),n.audioProfile||(t.log.warn("Multiple audio tracks present but no audio codec string is specified. Attempting to use the default audio codec (mp4a.40.2)"),n.audioProfile=ei.audioProfile));var l={};n.videoCodec&&(l.video=""+n.videoCodec+n.videoObjectTypeIndicator),n.audioProfile&&(l.audio="mp4a.40."+n.audioProfile);var c=ii("audio",r,[l.audio]),h=ii("video",r,[l.video]),f=ii("video",r,[l.video,l.audio]);return o?!s&&l.video?[h,c]:s||l.video?[f,c]:[c,c]:l.video?[f]:[c]},ni=function(e,t){var i;return e&&(i=c.getComputedStyle(e))?i[t]:""},ai=function(e,t){var i=e.slice();e.sort(function(e,r){var n=t(e,r);return 0===n?i.indexOf(e)-i.indexOf(r):n})},si=function(e,t){var i=void 0,r=void 0;return e.attributes.BANDWIDTH&&(i=e.attributes.BANDWIDTH),i=i||c.Number.MAX_VALUE,t.attributes.BANDWIDTH&&(r=t.attributes.BANDWIDTH),i-(r=r||c.Number.MAX_VALUE)},oi=function(e,t,i){if(!e||!t)return!1;var r=i===e.segments.length;return e.endList&&"open"===t.readyState&&r},ui=function(e){return"number"==typeof e&&isFinite(e)},di=function(e){function i(e){S(this,i);var t=A(this,(i.__proto__||Object.getPrototypeOf(i)).call(this));if(!e)throw new TypeError("Initialization settings are required");if("function"!=typeof e.currentTime)throw new TypeError("No currentTime getter specified");if(!e.mediaSource)throw new TypeError("No MediaSource specified");return t.bandwidth=e.bandwidth,t.throughput={rate:0,count:0},t.roundTrip=NaN,t.resetStats_(),t.mediaIndex=null,t.hasPlayed_=e.hasPlayed,t.currentTime_=e.currentTime,t.seekable_=e.seekable,t.seeking_=e.seeking,t.duration_=e.duration,t.mediaSource_=e.mediaSource,t.hls_=e.hls,t.loaderType_=e.loaderType,t.startingMedia_=void 0,t.segmentMetadataTrack_=e.segmentMetadataTrack,t.goalBufferLength_=e.goalBufferLength,t.sourceType_=e.sourceType,t.state_="INIT",t.checkBufferTimeout_=null,t.error_=void 0,t.currentTimeline_=-1,t.pendingSegment_=null,t.mimeType_=null,t.sourceUpdater_=null,t.xhrOptions_=null,t.activeInitSegmentId_=null,t.initSegments_={},t.decrypter_=e.decrypter,t.syncController_=e.syncController,t.syncPoint_={segmentIndex:0,time:0},t.syncController_.on("syncinfoupdate",function(){return t.trigger("syncinfoupdate")}),t.mediaSource_.addEventListener("sourceopen",function(){return t.ended_=!1}),t.fetchAtBuffer_=!1,t.logger_=qt("SegmentLoader["+t.loaderType_+"]"),Object.defineProperty(t,"state",{get:function(){return this.state_},set:function(e){e!==this.state_&&(this.logger_(this.state_+" -> "+e),this.state_=e)}}),t}return L(i,e),k(i,[{key:"resetStats_",value:function(){this.mediaBytesTransferred=0,this.mediaRequests=0,this.mediaRequestsAborted=0,this.mediaRequestsTimedout=0,this.mediaRequestsErrored=0,this.mediaTransferDuration=0,this.mediaSecondsLoaded=0}},{key:"dispose",value:function(){this.state="DISPOSED",this.pause(),this.abort_(),this.sourceUpdater_&&this.sourceUpdater_.dispose(),this.resetStats_()}},{key:"abort",value:function(){"WAITING"===this.state?(this.abort_(),this.state="READY",this.paused()||this.monitorBuffer_()):this.pendingSegment_&&(this.pendingSegment_=null)}},{key:"abort_",value:function(){this.pendingSegment_&&this.pendingSegment_.abortRequests(),this.pendingSegment_=null}},{key:"error",value:function(e){return"undefined"!=typeof e&&(this.error_=e),this.pendingSegment_=null,this.error_}},{key:"endOfStream",value:function(){this.ended_=!0,this.pause(),this.trigger("ended")}},{key:"buffered_",value:function(){return this.sourceUpdater_?this.sourceUpdater_.buffered():t.createTimeRanges()}},{key:"initSegment",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]&&arguments[1];if(!e)return null;var i=ye(e),r=this.initSegments_[i];return t&&!r&&e.bytes&&(this.initSegments_[i]=r={resolvedUri:e.resolvedUri,byterange:e.byterange,bytes:e.bytes}),r||e}},{key:"couldBeginLoading_",value:function(){return this.playlist_&&(this.sourceUpdater_||this.mimeType_&&"INIT"===this.state)&&!this.paused()}},{key:"load",value:function(){if(this.monitorBuffer_(),this.playlist_){if(this.syncController_.setDateTimeMapping(this.playlist_),"INIT"===this.state&&this.couldBeginLoading_())return this.init_();!this.couldBeginLoading_()||"READY"!==this.state&&"INIT"!==this.state||(this.state="READY")}}},{key:"init_",value:function(){return this.state="READY",this.sourceUpdater_=new jt(this.mediaSource_,this.mimeType_,this.loaderType_,this.sourceBufferEmitter_),this.resetEverything(),this.monitorBuffer_()}},{key:"playlist",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(e){var i=this.playlist_,r=this.pendingSegment_;this.playlist_=e,this.xhrOptions_=t,this.hasPlayed_()||(e.syncInfo={mediaSequence:e.mediaSequence,time:0});var n=i?i.id:null;if(this.logger_("playlist update ["+n+" => "+e.id+"]"),this.trigger("syncinfoupdate"),"INIT"===this.state&&this.couldBeginLoading_())return this.init_();if(i&&i.uri===e.uri){var a=e.mediaSequence-i.mediaSequence;this.logger_("live window shift ["+a+"]"),null!==this.mediaIndex&&(this.mediaIndex-=a),r&&(r.mediaIndex-=a,r.mediaIndex>=0&&(r.segment=e.segments[r.mediaIndex])),this.syncController_.saveExpiredSegmentInfo(i,e)}else null!==this.mediaIndex&&this.resyncLoader()}}},{key:"pause",value:function(){this.checkBufferTimeout_&&(c.clearTimeout(this.checkBufferTimeout_),this.checkBufferTimeout_=null)}},{key:"paused",value:function(){return null===this.checkBufferTimeout_}},{key:"mimeType",value:function(e,t){this.mimeType_||(this.mimeType_=e,this.sourceBufferEmitter_=t,"INIT"===this.state&&this.couldBeginLoading_()&&this.init_())}},{key:"resetEverything",value:function(){this.ended_=!1,this.resetLoader(),this.remove(0,this.duration_()),this.trigger("reseteverything")}},{key:"resetLoader",value:function(){this.fetchAtBuffer_=!1,this.resyncLoader()}},{key:"resyncLoader",value:function(){this.mediaIndex=null,this.syncPoint_=null,this.abort()}},{key:"remove",value:function(e,t){this.sourceUpdater_&&this.sourceUpdater_.remove(e,t),Le(e,t,this.segmentMetadataTrack_)}},{key:"monitorBuffer_",value:function(){this.checkBufferTimeout_&&c.clearTimeout(this.checkBufferTimeout_),this.checkBufferTimeout_=c.setTimeout(this.monitorBufferTick_.bind(this),1)}},{key:"monitorBufferTick_",value:function(){"READY"===this.state&&this.fillBuffer_(),this.checkBufferTimeout_&&c.clearTimeout(this.checkBufferTimeout_),this.checkBufferTimeout_=c.setTimeout(this.monitorBufferTick_.bind(this),500)}},{key:"fillBuffer_",value:function(){if(!this.sourceUpdater_.updating()){this.syncPoint_||(this.syncPoint_=this.syncController_.getSyncPoint(this.playlist_,this.duration_(),this.currentTimeline_,this.currentTime_()));var e=this.checkBuffer_(this.buffered_(),this.playlist_,this.mediaIndex,this.hasPlayed_(),this.currentTime_(),this.syncPoint_);if(e)oi(this.playlist_,this.mediaSource_,e.mediaIndex)?this.endOfStream():(e.mediaIndex!==this.playlist_.segments.length-1||"ended"!==this.mediaSource_.readyState||this.seeking_())&&((e.timeline!==this.currentTimeline_||null!==e.startOfSegment&&e.startOfSegment=this.goalBufferLength_())return null;if(!r&&u>=1)return null;if(null===a)return i=this.getSyncSegmentCandidate_(t),this.generateSegmentInfo_(t,i,null,!0);if(null!==i){var d=t.segments[i];return o=d&&d.end?d.end:s,this.generateSegmentInfo_(t,i+1,o,!1)}if(this.fetchAtBuffer_){var l=J.getMediaInfoForTime(t,s,a.segmentIndex,a.time);i=l.mediaIndex,o=l.startTime}else{var c=J.getMediaInfoForTime(t,n,a.segmentIndex,a.time);i=c.mediaIndex,o=c.startTime}return this.generateSegmentInfo_(t,i,o,!1)}},{key:"getSyncSegmentCandidate_",value:function(e){var t=this;if(-1===this.currentTimeline_)return 0;var i=e.segments.map(function(e,t){return{timeline:e.timeline,segmentIndex:t}}).filter(function(e){return e.timeline===t.currentTimeline_});return i.length?i[Math.min(i.length-1,1)].segmentIndex:Math.max(e.segments.length-1,0)}},{key:"generateSegmentInfo_",value:function(e,t,i,r){if(t<0||t>=e.segments.length)return null;var n=e.segments[t];return{requestId:"segment-loader-"+Math.random(),uri:n.resolvedUri,mediaIndex:t,isSyncRequest:r,startOfSegment:i,playlist:e,bytes:null,encryptedBytes:null,timestampOffset:null,timeline:n.timeline,duration:n.duration,segment:n}}},{key:"abortRequestEarly_",value:function(e){if(this.hls_.tech_.paused()||!this.xhrOptions_.timeout||!this.playlist_.attributes.BANDWIDTH)return!1;if(Date.now()-(e.firstBytesReceivedAt||Date.now())<1e3)return!1;var t=this.currentTime_(),i=e.bandwidth,r=this.pendingSegment_.duration,n=J.estimateSegmentRequestTime(r,i,this.playlist_,e.bytesReceived),a=function(e,t){var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:1;return((e.length?e.end(e.length-1):0)-t)/i}(this.buffered_(),t,this.hls_.tech_.playbackRate())-1;if(n<=a)return!1;var s=function(e){var t=e.master,i=e.currentTime,r=e.bandwidth,n=e.duration,a=e.segmentDuration,s=e.timeUntilRebuffer,o=e.currentTimeline,u=e.syncController,d=t.playlists.filter(function(e){return!J.isIncompatible(e)}),l=d.filter(J.isEnabled);l.length||(l=d.filter(function(e){return!J.isDisabled(e)}));var c=l.filter(J.hasAttribute.bind(null,"BANDWIDTH")).map(function(e){var t=u.getSyncPoint(e,n,o,i)?1:2;return{playlist:e,rebufferingImpact:J.estimateSegmentRequestTime(a,r,e)*t-s}}),h=c.filter(function(e){return e.rebufferingImpact<=0});return ai(h,function(e,t){return si(t.playlist,e.playlist)}),h.length?h[0]:(ai(c,function(e,t){return e.rebufferingImpact-t.rebufferingImpact}),c[0]||null)}({master:this.hls_.playlists.master,currentTime:t,bandwidth:i,duration:this.duration_(),segmentDuration:r,timeUntilRebuffer:a,currentTimeline:this.currentTimeline_,syncController:this.syncController_});if(s){var o=n-a-s.rebufferingImpact,u=.5;return a<=1/30&&(u=1),!s.playlist||s.playlist.uri===this.playlist_.uri||o0&&e.start(0)0&&this.remove(0,t)}},{key:"createSimplifiedSegmentObj_",value:function(e){var t=e.segment,i={resolvedUri:t.resolvedUri,byterange:t.byterange,requestId:e.requestId};if(t.key){var r=t.key.iv||new Uint32Array([0,0,0,e.mediaIndex+e.playlist.mediaSequence]);i.key={resolvedUri:t.key.resolvedUri,iv:r}}return t.map&&(i.map=this.initSegment(t.map)),i}},{key:"segmentRequestFinished_",value:function(e,t){if(this.mediaRequests+=1,t.stats&&(this.mediaBytesTransferred+=t.stats.bytesReceived,this.mediaTransferDuration+=t.stats.roundTripTime),this.pendingSegment_){if(t.requestId===this.pendingSegment_.requestId){if(e)return this.pendingSegment_=null,this.state="READY",e.code===Xt?void(this.mediaRequestsAborted+=1):(this.pause(),e.code===zt?(this.mediaRequestsTimedout+=1,this.bandwidth=1,this.roundTrip=NaN,void this.trigger("bandwidthupdate")):(this.mediaRequestsErrored+=1,this.error(e),void this.trigger("error")));this.bandwidth=t.stats.bandwidth,this.roundTrip=t.stats.roundTripTime,t.map&&(t.map=this.initSegment(t.map,!0)),this.processSegmentResponse_(t)}}else this.mediaRequestsAborted+=1}},{key:"processSegmentResponse_",value:function(e){var t=this.pendingSegment_;t.bytes=e.bytes,e.map&&(t.segment.map.bytes=e.map.bytes),t.endOfAllRequests=e.endOfAllRequests,this.handleSegment_()}},{key:"handleSegment_",value:function(){var e=this;if(this.pendingSegment_){var t=this.pendingSegment_,i=t.segment,r=this.syncController_.probeSegmentInfo(t);"undefined"==typeof this.startingMedia_&&r&&(r.containsAudio||r.containsVideo)&&(this.startingMedia_={containsAudio:r.containsAudio,containsVideo:r.containsVideo});var n,a,s,o=(n=this.loaderType_,a=this.startingMedia_,s=r,"main"===n&&a&&s?s.containsAudio||s.containsVideo?a.containsVideo&&!s.containsVideo?"Only audio found in segment when we expected video. We can't switch to audio only from a stream that had video. To get rid of this message, please add codec information to the manifest.":!a.containsVideo&&s.containsVideo?"Video found in segment when we expected only audio. We can't switch to a stream with video from an audio only stream. To get rid of this message, please add codec information to the manifest.":null:"Neither audio nor video found in segment.":null);if(o)return this.error({message:o,blacklistDuration:1/0}),void this.trigger("error");if(t.isSyncRequest)return this.trigger("syncinfoupdate"),this.pendingSegment_=null,void(this.state="READY");null!==t.timestampOffset&&t.timestampOffset!==this.sourceUpdater_.timestampOffset()&&(this.sourceUpdater_.timestampOffset(t.timestampOffset),this.trigger("timestampoffset"));var u=this.syncController_.mappingForTimeline(t.timeline);if(null!==u&&this.trigger({type:"segmenttimemapping",mapping:u}),this.state="APPENDING",i.map){var d=ye(i.map);if(!this.activeInitSegmentId_||this.activeInitSegmentId_!==d){var l=this.initSegment(i.map);this.sourceUpdater_.appendBuffer(l.bytes,function(){e.activeInitSegmentId_=d})}}t.byteLength=t.bytes.byteLength,"number"==typeof i.start&&"number"==typeof i.end?this.mediaSecondsLoaded+=i.end-i.start:this.mediaSecondsLoaded+=i.duration,this.logger_(function(e){var t=e.segment,i=t.start,r=t.end,n=e.playlist,a=n.mediaSequence,s=n.id,o=n.segments,u=void 0===o?[]:o,d=e.mediaIndex,l=e.timeline;return["appending ["+d+"] of ["+a+", "+(a+u.length)+"] from playlist ["+s+"]","["+i+" => "+r+"] in timeline ["+l+"]"].join(" ")}(t)),this.sourceUpdater_.appendBuffer(t.bytes,this.handleUpdateEnd_.bind(this))}else this.state="READY"}},{key:"handleUpdateEnd_",value:function(){if(!this.pendingSegment_)return this.state="READY",void(this.paused()||this.monitorBuffer_());var e=this.pendingSegment_,t=e.segment,i=null!==this.mediaIndex;(this.pendingSegment_=null,this.recordThroughput_(e),this.addSegmentMetadataCue_(e),this.state="READY",this.mediaIndex=e.mediaIndex,this.fetchAtBuffer_=!0,this.currentTimeline_=e.timeline,this.trigger("syncinfoupdate"),t.end&&this.currentTime_()-t.end>3*e.playlist.targetDuration)?this.resetEverything():(i&&this.trigger("bandwidthupdate"),this.trigger("progress"),oi(e.playlist,this.mediaSource_,e.mediaIndex+1)&&this.endOfStream(),this.paused()||this.monitorBuffer_())}},{key:"recordThroughput_",value:function(e){var t=this.throughput.rate,i=Date.now()-e.endOfAllRequests+1,r=Math.floor(e.byteLength/i*8*1e3);this.throughput.rate+=(r-t)/++this.throughput.count}},{key:"addSegmentMetadataCue_",value:function(e){if(this.segmentMetadataTrack_){var t=e.segment,i=t.start,r=t.end;if(ui(i)&&ui(r)){Le(i,r,this.segmentMetadataTrack_);var n=c.WebKitDataCue||c.VTTCue,a={bandwidth:e.playlist.attributes.BANDWIDTH,resolution:e.playlist.attributes.RESOLUTION,codecs:e.playlist.attributes.CODECS,byteLength:e.byteLength,uri:e.uri,timeline:e.timeline,playlist:e.playlist.uri,start:i,end:r},s=new n(i,r,JSON.stringify(a));s.value=a,this.segmentMetadataTrack_.addCue(s)}}}}]),i}(t.EventTarget),li=new Uint8Array("\n\n".split("").map(function(e){return e.charCodeAt(0)})),ci=function(e){return String.fromCharCode.apply(null,e)},hi=function(e){function i(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};S(this,i);var r=A(this,(i.__proto__||Object.getPrototypeOf(i)).call(this,e,t));return r.mediaSource_=null,r.subtitlesTrack_=null,r}return L(i,di),k(i,[{key:"buffered_",value:function(){if(!this.subtitlesTrack_||!this.subtitlesTrack_.cues.length)return t.createTimeRanges();var e=this.subtitlesTrack_.cues,i=e[0].startTime,r=e[e.length-1].startTime;return t.createTimeRanges([[i,r]])}},{key:"initSegment",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]&&arguments[1];if(!e)return null;var i=ye(e),r=this.initSegments_[i];if(t&&!r&&e.bytes){var n=li.byteLength+e.bytes.byteLength,a=new Uint8Array(n);a.set(e.bytes),a.set(li,e.bytes.byteLength),this.initSegments_[i]=r={resolvedUri:e.resolvedUri,byterange:e.byterange,bytes:a}}return r||e}},{key:"couldBeginLoading_",value:function(){return this.playlist_&&this.subtitlesTrack_&&!this.paused()}},{key:"init_",value:function(){return this.state="READY",this.resetEverything(),this.monitorBuffer_()}},{key:"track",value:function(e){return"undefined"==typeof e?this.subtitlesTrack_:(this.subtitlesTrack_=e,"INIT"===this.state&&this.couldBeginLoading_()&&this.init_(),this.subtitlesTrack_)}},{key:"remove",value:function(e,t){Le(e,t,this.subtitlesTrack_)}},{key:"fillBuffer_",value:function(){var e=this;this.syncPoint_||(this.syncPoint_=this.syncController_.getSyncPoint(this.playlist_,this.duration_(),this.currentTimeline_,this.currentTime_()));var t=this.checkBuffer_(this.buffered_(),this.playlist_,this.mediaIndex,this.hasPlayed_(),this.currentTime_(),this.syncPoint_);if(t=this.skipEmptySegments_(t)){if(null===this.syncController_.timestampOffsetForTimeline(t.timeline)){return this.syncController_.one("timestampoffset",function(){e.state="READY",e.paused()||e.monitorBuffer_()}),void(this.state="WAITING_ON_TIMELINE")}this.loadSegment_(t)}}},{key:"skipEmptySegments_",value:function(e){for(;e&&e.segment.empty;)e=this.generateSegmentInfo_(e.playlist,e.mediaIndex+1,e.startOfSegment+e.duration,e.isSyncRequest);return e}},{key:"handleSegment_",value:function(){var e=this;if(this.pendingSegment_&&this.subtitlesTrack_){this.state="APPENDING";var t=this.pendingSegment_,i=t.segment;if("function"!=typeof c.WebVTT&&this.subtitlesTrack_&&this.subtitlesTrack_.tech_){var r=function(){e.handleSegment_()};return this.state="WAITING_ON_VTTJS",this.subtitlesTrack_.tech_.one("vttjsloaded",r),void this.subtitlesTrack_.tech_.one("vttjserror",function(){e.subtitlesTrack_.tech_.off("vttjsloaded",r),e.error({message:"Error loading vtt.js"}),e.state="READY",e.pause(),e.trigger("error")})}i.requested=!0;try{this.parseVTTCues_(t)}catch(e){return this.error({message:e.message}),this.state="READY",this.pause(),this.trigger("error")}if(this.updateTimeMapping_(t,this.syncController_.timelines[t.timeline],this.playlist_),t.isSyncRequest)return this.trigger("syncinfoupdate"),this.pendingSegment_=null,void(this.state="READY");t.byteLength=t.bytes.byteLength,this.mediaSecondsLoaded+=i.duration,t.cues.length&&this.remove(t.cues[0].endTime,t.cues[t.cues.length-1].endTime),t.cues.forEach(function(t){e.subtitlesTrack_.addCue(t)}),this.handleUpdateEnd_()}else this.state="READY"}},{key:"parseVTTCues_",value:function(e){var i=void 0,r=!1;"function"==typeof c.TextDecoder?i=new c.TextDecoder("utf8"):(i=c.WebVTT.StringDecoder(),r=!0);var n=new c.WebVTT.Parser(c,c.vttjs,i);if(e.cues=[],e.timestampmap={MPEGTS:0,LOCAL:0},n.oncue=e.cues.push.bind(e.cues),n.ontimestampmap=function(t){return e.timestampmap=t},n.onparsingerror=function(e){t.log.warn("Error encountered when parsing cues: "+e.message)},e.segment.map){var a=e.segment.map.bytes;r&&(a=ci(a)),n.parse(a)}var s=e.bytes;r&&(s=ci(s)),n.parse(s),n.flush()}},{key:"updateTimeMapping_",value:function(e,t,i){var r=e.segment;if(t)if(e.cues.length){var n=e.timestampmap,a=n.MPEGTS/9e4-n.LOCAL+t.mapping;if(e.cues.forEach(function(e){e.startTime+=a,e.endTime+=a}),!i.syncInfo){var s=e.cues[0].startTime,o=e.cues[e.cues.length-1].startTime;i.syncInfo={mediaSequence:i.mediaSequence+e.mediaIndex,time:Math.min(s,o-r.duration)}}}else r.empty=!0}}]),i}(),fi=function(e,t){for(var i=e.cues,r=0;r=n.adStartTime&&t<=n.adEndTime)return n}return null},pi=function(e){return e>>>0};Ht=function(e,t){var i,r,n,a,s,o=[];if(!t.length)return null;for(i=0;i1?i+r:e.byteLength,n===t[0]&&(1===t.length?o.push(e.subarray(i+8,a)):(s=Ht(e.subarray(i+8,a),t.slice(1))).length&&(o=o.concat(s))),i=a;return o};Gt=function(e){var t="";return t+=String.fromCharCode(e[0]),t+=String.fromCharCode(e[1]),t+=String.fromCharCode(e[2]),t+=String.fromCharCode(e[3])};var mi=function(e){return Ht(e,["moov","trak"]).reduce(function(e,t){var i,r,n,a,s;return(i=Ht(t,["tkhd"])[0])?(r=i[0],a=pi(i[n=0===r?12:20]<<24|i[n+1]<<16|i[n+2]<<8|i[n+3]),(s=Ht(t,["mdia","mdhd"])[0])?(n=0===(r=s[0])?12:20,e[a]=pi(s[n]<<24|s[n+1]<<16|s[n+2]<<8|s[n+3]),e):null):null},{})},gi=function(e,t){var i,r,n;return i=Ht(t,["moof","traf"]),r=[].concat.apply([],i.map(function(t){return Ht(t,["tfhd"]).map(function(i){var r,n;return r=pi(i[4]<<24|i[5]<<16|i[6]<<8|i[7]),n=e[r]||9e4,(Ht(t,["tfdt"]).map(function(e){var t,i;return 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a=n.activeTrack();a&&(a.mode="disabled"),n.onTrackChanged()}}},Wi={AUDIO:function(e,t,i){if(t){var r=i.tech,n=i.requestOptions,a=i.segmentLoaders[e];t.on("loadedmetadata",function(){var e=t.media();a.playlist(e,n),(!r.paused()||e.endList&&"none"!==r.preload())&&a.load()}),t.on("loadedplaylist",function(){a.playlist(t.media(),n),r.paused()||a.load()}),t.on("error",ji[e](e,i))}},SUBTITLES:function(e,t,i){var r=i.tech,n=i.requestOptions,a=i.segmentLoaders[e],s=i.mediaTypes[e];t.on("loadedmetadata",function(){var e=t.media();a.playlist(e,n),a.track(s.activeTrack()),(!r.paused()||e.endList&&"none"!==r.preload())&&a.load()}),t.on("loadedplaylist",function(){a.playlist(t.media(),n),r.paused()||a.load()}),t.on("error",ji[e](e,i))}},Vi=function(e,t){return function(i){return i.attributes[e]===t}},zi=function(e){return function(t){return t.resolvedUri===e}},Xi={AUDIO:function(e,i){var r=i.hls,n=i.sourceType,a=i.segmentLoaders[e],s=i.requestOptions.withCredentials,o=i.master,u=o.mediaGroups,d=o.playlists,l=i.mediaTypes[e],c=l.groups,h=l.tracks,f=i.masterPlaylistLoader;for(var p in u[e]&&0!==Object.keys(u[e]).length||(u[e]={main:{default:{default:!0}}}),u[e]){c[p]||(c[p]=[]);var m=d.filter(Vi(e,p));for(var g in u[e][p]){var y=u[e][p][g];m.filter(zi(y.resolvedUri)).length&&delete y.resolvedUri;var _=void 0;if(_=y.resolvedUri?new M(y.resolvedUri,r,s):y.playlists&&"dash"===n?new Nt(y.playlists[0],r,s,f):null,y=t.mergeOptions({id:g,playlistLoader:_},y),Wi[e](e,y.playlistLoader,i),c[p].push(y),"undefined"==typeof h[g]){var v=new t.AudioTrack({id:g,kind:Fi(y),enabled:!1,language:y.language,default:y.default,label:g});h[g]=v}}}a.on("error",ji[e](e,i))},SUBTITLES:function(e,i){var r=i.tech,n=i.hls,a=i.sourceType,s=i.segmentLoaders[e],o=i.requestOptions.withCredentials,u=i.master.mediaGroups,d=i.mediaTypes[e],l=d.groups,c=d.tracks,h=i.masterPlaylistLoader;for(var f in u[e])for(var p in l[f]||(l[f]=[]),u[e][f])if(!u[e][f][p].forced){var m=u[e][f][p],g=void 0;if("hls"===a?g=new M(m.resolvedUri,n,o):"dash"===a&&(g=new Nt(m.playlists[0],n,o,h)),m=t.mergeOptions({id:p,playlistLoader:g},m),Wi[e](e,m.playlistLoader,i),l[f].push(m),"undefined"==typeof c[p]){var y=r.addRemoteTextTrack({id:p,kind:"subtitles",enabled:!1,language:m.language,label:p},!1).track;c[p]=y}}s.on("error",ji[e](e,i))},"CLOSED-CAPTIONS":function(e,i){var r=i.tech,n=i.master.mediaGroups,a=i.mediaTypes[e],s=a.groups,o=a.tracks;for(var u in n[e])for(var d in s[u]||(s[u]=[]),n[e][u]){var l=n[e][u][d];if(l.instreamId.match(/CC\d/)&&(s[u].push(t.mergeOptions({id:d},l)),"undefined"==typeof o[d])){var c=r.addRemoteTextTrack({id:l.instreamId,kind:"captions",enabled:!1,language:l.language,label:d},!1).track;o[d]=c}}}},Yi={AUDIO:function(e,t){return function(){var i=t.mediaTypes[e].tracks;for(var r in i)if(i[r].enabled)return i[r];return null}},SUBTITLES:function(e,t){return function(){var i=t.mediaTypes[e].tracks;for(var r in i)if("showing"===i[r].mode)return i[r];return null}}},$i=function(e){["AUDIO","SUBTITLES","CLOSED-CAPTIONS"].forEach(function(t){Xi[t](t,e)});var t=e.mediaTypes,i=e.masterPlaylistLoader,r=e.tech,n=e.hls;["AUDIO","SUBTITLES"].forEach(function(i){t[i].activeGroup=function(e,t){return function(i){var r=t.masterPlaylistLoader,n=t.mediaTypes[e].groups,a=r.media();if(!a)return null;var s=null;return a.attributes[e]&&(s=n[a.attributes[e]]),s=s||n.main,"undefined"==typeof i?s:null===i?null:s.filter(function(e){return e.id===i.id})[0]||null}}(i,e),t[i].activeTrack=Yi[i](i,e),t[i].onGroupChanged=function(e,t){return function(){var i=t.segmentLoaders,r=i[e],n=i.main,a=t.mediaTypes[e],s=a.activeTrack(),o=a.activeGroup(s),u=a.activePlaylistLoader;Hi(r,a),o&&(o.playlistLoader?(r.resyncLoader(),Gi(o.playlistLoader,a)):u&&n.resetEverything())}}(i,e),t[i].onTrackChanged=function(e,t){return function(){var i=t.segmentLoaders,r=i[e],n=i.main,a=t.mediaTypes[e],s=a.activeTrack(),o=a.activeGroup(s),u=a.activePlaylistLoader;Hi(r,a),o&&(o.playlistLoader?u!==o.playlistLoader?(r.track&&r.track(s),r.resetEverything(),Gi(o.playlistLoader,a)):Gi(o.playlistLoader,a):n.resetEverything())}}(i,e)});var a=t.AUDIO.activeGroup(),s=(a.filter(function(e){return e.default})[0]||a[0]).id;t.AUDIO.tracks[s].enabled=!0,t.AUDIO.onTrackChanged(),i.on("mediachange",function(){["AUDIO","SUBTITLES"].forEach(function(e){return t[e].onGroupChanged()})});var o=function(){t.AUDIO.onTrackChanged(),r.trigger({type:"usage",name:"hls-audio-change"})};for(var u in r.audioTracks().addEventListener("change",o),r.remoteTextTracks().addEventListener("change",t.SUBTITLES.onTrackChanged),n.on("dispose",function(){r.audioTracks().removeEventListener("change",o),r.remoteTextTracks().removeEventListener("change",t.SUBTITLES.onTrackChanged)}),r.clearTracks("audio"),t.AUDIO.tracks)r.audioTracks().addTrack(t.AUDIO.tracks[u])},Ki=function(){var e={};return["AUDIO","SUBTITLES","CLOSED-CAPTIONS"].forEach(function(t){e[t]={groups:{},tracks:{},activePlaylistLoader:null,activeGroup:Ft,activeTrack:Ft,onGroupChanged:Ft,onTrackChanged:Ft}}),e},Qi=void 0,Ji=["mediaRequests","mediaRequestsAborted","mediaRequestsTimedout","mediaRequestsErrored","mediaTransferDuration","mediaBytesTransferred"],Zi=function(e){return this.audioSegmentLoader_[e]+this.mainSegmentLoader_[e]},er=function(e){function i(e){S(this,i);var r=A(this,(i.__proto__||Object.getPrototypeOf(i)).call(this)),n=e.url,a=e.withCredentials,s=e.tech,o=e.bandwidth,u=e.externHls,d=e.useCueTags,l=e.blacklistDuration,c=e.enableLowInitialPlaylist,h=e.sourceType;if(!n)throw new Error("A non-empty playlist URL is required");Qi=u,r.withCredentials=a,r.tech_=s,r.hls_=s.hls,r.sourceType_=h,r.useCueTags_=d,r.blacklistDuration=l,r.enableLowInitialPlaylist=c,r.useCueTags_&&(r.cueTagsTrack_=r.tech_.addTextTrack("metadata","ad-cues"),r.cueTagsTrack_.inBandMetadataTrackDispatchType=""),r.requestOptions_={withCredentials:r.withCredentials,timeout:null},r.mediaTypes_=Ki(),r.mediaSource=new t.MediaSource,r.mediaSource.addEventListener("sourceopen",r.handleSourceOpen_.bind(r)),r.seekable_=t.createTimeRanges(),r.hasPlayed_=function(){return!1},r.syncController_=new Ni(e),r.segmentMetadataTrack_=s.addRemoteTextTrack({kind:"metadata",label:"segment-metadata"},!1).track,r.decrypter_=new qi;var f={hls:r.hls_,mediaSource:r.mediaSource,currentTime:r.tech_.currentTime.bind(r.tech_),seekable:function(){return r.seekable()},seeking:function(){return r.tech_.seeking()},duration:function(){return r.mediaSource.duration},hasPlayed:function(){return r.hasPlayed_()},goalBufferLength:function(){return r.goalBufferLength()},bandwidth:o,syncController:r.syncController_,decrypter:r.decrypter_,sourceType:r.sourceType_};return r.masterPlaylistLoader_="dash"===r.sourceType_?new Nt(n,r.hls_,r.withCredentials):new M(n,r.hls_,r.withCredentials),r.setupMasterPlaylistLoaderListeners_(),r.mainSegmentLoader_=new di(t.mergeOptions(f,{segmentMetadataTrack:r.segmentMetadataTrack_,loaderType:"main"}),e),r.audioSegmentLoader_=new di(t.mergeOptions(f,{loaderType:"audio"}),e),r.subtitleSegmentLoader_=new hi(t.mergeOptions(f,{loaderType:"vtt"}),e),r.setupSegmentLoaderListeners_(),Ji.forEach(function(e){r[e+"_"]=Zi.bind(r,e)}),r.logger_=qt("MPC"),r.masterPlaylistLoader_.load(),r}return L(i,e),k(i,[{key:"setupMasterPlaylistLoaderListeners_",value:function(){var e=this;this.masterPlaylistLoader_.on("loadedmetadata",function(){var i=e.masterPlaylistLoader_.media(),r=1.5*e.masterPlaylistLoader_.targetDuration*1e3;Q(e.masterPlaylistLoader_.master,e.masterPlaylistLoader_.media())?e.requestOptions_.timeout=0:e.requestOptions_.timeout=r,i.endList&&"none"!==e.tech_.preload()&&(e.mainSegmentLoader_.playlist(i,e.requestOptions_),e.mainSegmentLoader_.load()),$i({sourceType:e.sourceType_,segmentLoaders:{AUDIO:e.audioSegmentLoader_,SUBTITLES:e.subtitleSegmentLoader_,main:e.mainSegmentLoader_},tech:e.tech_,requestOptions:e.requestOptions_,masterPlaylistLoader:e.masterPlaylistLoader_,hls:e.hls_,master:e.master(),mediaTypes:e.mediaTypes_,blacklistCurrentPlaylist:e.blacklistCurrentPlaylist.bind(e)}),e.triggerPresenceUsage_(e.master(),i);try{e.setupSourceBuffers_()}catch(i){return t.log.warn("Failed to create SourceBuffers",i),e.mediaSource.endOfStream("decode")}e.setupFirstPlay(),e.trigger("selectedinitialmedia")}),this.masterPlaylistLoader_.on("loadedplaylist",function(){var t=e.masterPlaylistLoader_.media();if(!t){e.excludeUnsupportedVariants_();var i=void 0;return e.enableLowInitialPlaylist&&(i=e.selectInitialPlaylist()),i||(i=e.selectPlaylist()),e.initialMedia_=i,void e.masterPlaylistLoader_.media(e.initialMedia_)}if(e.useCueTags_&&e.updateAdCues_(t),e.mainSegmentLoader_.playlist(t,e.requestOptions_),e.updateDuration(),e.tech_.paused()||e.mainSegmentLoader_.load(),!t.endList){var r=function(){var t=e.seekable();0!==t.length&&e.mediaSource.addSeekableRange_(t.start(0),t.end(0))};if(e.duration()!==1/0){e.tech_.one("durationchange",function t(){e.duration()===1/0?r():e.tech_.one("durationchange",t)})}else r()}}),this.masterPlaylistLoader_.on("error",function(){e.blacklistCurrentPlaylist(e.masterPlaylistLoader_.error)}),this.masterPlaylistLoader_.on("mediachanging",function(){e.mainSegmentLoader_.abort(),e.mainSegmentLoader_.pause()}),this.masterPlaylistLoader_.on("mediachange",function(){var t=e.masterPlaylistLoader_.media(),i=1.5*e.masterPlaylistLoader_.targetDuration*1e3;Q(e.masterPlaylistLoader_.master,e.masterPlaylistLoader_.media())?e.requestOptions_.timeout=0:e.requestOptions_.timeout=i,e.mainSegmentLoader_.playlist(t,e.requestOptions_),e.mainSegmentLoader_.load(),e.tech_.trigger({type:"mediachange",bubbles:!0})}),this.masterPlaylistLoader_.on("playlistunchanged",function(){var t=e.masterPlaylistLoader_.media();e.stuckAtPlaylistEnd_(t)&&(e.blacklistCurrentPlaylist({message:"Playlist no longer updating."}),e.tech_.trigger("playliststuck"))}),this.masterPlaylistLoader_.on("renditiondisabled",function(){e.tech_.trigger({type:"usage",name:"hls-rendition-disabled"})}),this.masterPlaylistLoader_.on("renditionenabled",function(){e.tech_.trigger({type:"usage",name:"hls-rendition-enabled"})})}},{key:"triggerPresenceUsage_",value:function(e,t){var i=e.mediaGroups||{},r=!0,n=Object.keys(i.AUDIO);for(var a in i.AUDIO)for(var s in i.AUDIO[a]){i.AUDIO[a][s].uri||(r=!1)}r&&this.tech_.trigger({type:"usage",name:"hls-demuxed"}),Object.keys(i.SUBTITLES).length&&this.tech_.trigger({type:"usage",name:"hls-webvtt"}),Qi.Playlist.isAes(t)&&this.tech_.trigger({type:"usage",name:"hls-aes"}),Qi.Playlist.isFmp4(t)&&this.tech_.trigger({type:"usage",name:"hls-fmp4"}),n.length&&Object.keys(i.AUDIO[n[0]]).length>1&&this.tech_.trigger({type:"usage",name:"hls-alternate-audio"}),this.useCueTags_&&this.tech_.trigger({type:"usage",name:"hls-playlist-cue-tags"})}},{key:"setupSegmentLoaderListeners_",value:function(){var e=this;this.mainSegmentLoader_.on("bandwidthupdate",function(){var t=e.selectPlaylist(),i=e.masterPlaylistLoader_.media(),r=e.tech_.buffered(),n=r.length?r.end(r.length-1)-e.tech_.currentTime():0,a=e.bufferLowWaterLine();(!i.endList||e.duration()=a)&&e.masterPlaylistLoader_.media(t),e.tech_.trigger("bandwidthupdate")}),this.mainSegmentLoader_.on("progress",function(){e.trigger("progress")}),this.mainSegmentLoader_.on("error",function(){e.blacklistCurrentPlaylist(e.mainSegmentLoader_.error())}),this.mainSegmentLoader_.on("syncinfoupdate",function(){e.onSyncInfoUpdate_()}),this.mainSegmentLoader_.on("timestampoffset",function(){e.tech_.trigger({type:"usage",name:"hls-timestamp-offset"})}),this.audioSegmentLoader_.on("syncinfoupdate",function(){e.onSyncInfoUpdate_()}),this.mainSegmentLoader_.on("ended",function(){e.onEndOfStream()}),this.mainSegmentLoader_.on("earlyabort",function(){e.blacklistCurrentPlaylist({message:"Aborted early because there isn't enough bandwidth to complete the request without rebuffering."},120)}),this.mainSegmentLoader_.on("reseteverything",function(){e.tech_.trigger("hls-reset")}),this.mainSegmentLoader_.on("segmenttimemapping",function(t){e.tech_.trigger({type:"hls-segment-time-mapping",mapping:t.mapping})}),this.audioSegmentLoader_.on("ended",function(){e.onEndOfStream()})}},{key:"mediaSecondsLoaded_",value:function(){return Math.max(this.audioSegmentLoader_.mediaSecondsLoaded+this.mainSegmentLoader_.mediaSecondsLoaded)}},{key:"load",value:function(){this.mainSegmentLoader_.load(),this.mediaTypes_.AUDIO.activePlaylistLoader&&this.audioSegmentLoader_.load(),this.mediaTypes_.SUBTITLES.activePlaylistLoader&&this.subtitleSegmentLoader_.load()}},{key:"fastQualityChange_",value:function(){var e=this.selectPlaylist();e!==this.masterPlaylistLoader_.media()&&(this.masterPlaylistLoader_.media(e),this.mainSegmentLoader_.resetLoader())}},{key:"play",value:function(){if(!this.setupFirstPlay()){this.tech_.ended()&&this.tech_.setCurrentTime(0),this.hasPlayed_()&&this.load();var e=this.tech_.seekable();return this.tech_.duration()===1/0&&this.tech_.currentTime()0&&void 0!==arguments[0]?arguments[0]:{},r=arguments[1],n=void 0;if(n=i.playlist||this.masterPlaylistLoader_.media(),r=r||i.blacklistDuration||this.blacklistDuration,!n){this.error=i;try{return this.mediaSource.endOfStream("network")}catch(e){return this.trigger("error")}}var a=1===this.masterPlaylistLoader_.master.playlists.filter($).length;return a?(t.log.warn("Problem encountered with the current HLS playlist. Trying again since it is the final playlist."),this.tech_.trigger("retryplaylist"),this.masterPlaylistLoader_.load(a)):(n.excludeUntil=Date.now()+1e3*r,this.tech_.trigger("blacklistplaylist"),this.tech_.trigger({type:"usage",name:"hls-rendition-blacklisted"}),e=this.selectPlaylist(),t.log.warn("Problem encountered with the current HLS playlist."+(i.message?" "+i.message:"")+" Switching to another playlist."),this.masterPlaylistLoader_.media(e))}},{key:"pauseLoading",value:function(){this.mainSegmentLoader_.pause(),this.mediaTypes_.AUDIO.activePlaylistLoader&&this.audioSegmentLoader_.pause(),this.mediaTypes_.SUBTITLES.activePlaylistLoader&&this.subtitleSegmentLoader_.pause()}},{key:"setCurrentTime",value:function(e){var t=Te(this.tech_.buffered(),e);return this.masterPlaylistLoader_&&this.masterPlaylistLoader_.media()&&this.masterPlaylistLoader_.media().segments?t&&t.length?e:(this.mainSegmentLoader_.resetEverything(),this.mainSegmentLoader_.abort(),this.mediaTypes_.AUDIO.activePlaylistLoader&&(this.audioSegmentLoader_.resetEverything(),this.audioSegmentLoader_.abort()),this.mediaTypes_.SUBTITLES.activePlaylistLoader&&(this.subtitleSegmentLoader_.resetEverything(),this.subtitleSegmentLoader_.abort()),void this.load()):0}},{key:"duration",value:function(){return this.masterPlaylistLoader_?this.mediaSource?this.mediaSource.duration:Qi.Playlist.duration(this.masterPlaylistLoader_.media()):0}},{key:"seekable",value:function(){return this.seekable_}},{key:"onSyncInfoUpdate_",value:function(){var e=void 0,i=void 0;if(this.masterPlaylistLoader_){var r=this.masterPlaylistLoader_.media();if(r){var n=this.syncController_.getExpiredTime(r,this.mediaSource.duration);if(null!==n&&0!==(e=Qi.Playlist.seekable(r,n)).length){if(this.mediaTypes_.AUDIO.activePlaylistLoader){if(r=this.mediaTypes_.AUDIO.activePlaylistLoader.media(),null===(n=this.syncController_.getExpiredTime(r,this.mediaSource.duration)))return;if(0===(i=Qi.Playlist.seekable(r,n)).length)return}i?i.start(0)>e.end(0)||e.start(0)>i.end(0)?this.seekable_=e:this.seekable_=t.createTimeRanges([[i.start(0)>e.start(0)?i.start(0):e.start(0),i.end(0)0&&(i=Math.max(i,r.end(r.length-1))),t!==i&&("open"!==this.mediaSource.readyState?this.mediaSource.addEventListener("sourceopen",n):n())}},{key:"dispose",value:function(){var e=this;this.decrypter_.terminate(),this.masterPlaylistLoader_.dispose(),this.mainSegmentLoader_.dispose(),["AUDIO","SUBTITLES"].forEach(function(t){var i=e.mediaTypes_[t].groups;for(var r in i)i[r].forEach(function(e){e.playlistLoader&&e.playlistLoader.dispose()})}),this.audioSegmentLoader_.dispose(),this.subtitleSegmentLoader_.dispose()}},{key:"master",value:function(){return this.masterPlaylistLoader_.master}},{key:"media",value:function(){return this.masterPlaylistLoader_.media()||this.initialMedia_}},{key:"setupSourceBuffers_",value:function(){var e,t=this.masterPlaylistLoader_.media();if(t&&"open"===this.mediaSource.readyState){if((e=ri(this.masterPlaylistLoader_.master,t)).length<1)return this.error="No compatible SourceBuffer configuration for the variant stream:"+t.resolvedUri,this.mediaSource.endOfStream("decode");this.configureLoaderMimeTypes_(e),this.excludeIncompatibleVariants_(t)}}},{key:"configureLoaderMimeTypes_",value:function(e){var i=e.length>1&&-1===e[0].indexOf(",")&&e[0]!==e[1]?new t.EventTarget:null;this.mainSegmentLoader_.mimeType(e[0],i),e[1]&&this.audioSegmentLoader_.mimeType(e[1],i)}},{key:"excludeUnsupportedVariants_",value:function(){this.master().playlists.forEach(function(e){var t;e.attributes.CODECS&&c.MediaSource&&c.MediaSource.isTypeSupported&&!c.MediaSource.isTypeSupported('video/mp4; codecs="'+(t=e.attributes.CODECS,t.replace(/avc1\.(\d+)\.(\d+)/i,function(e){return Ge([e])[0]}))+'"')&&(e.excludeUntil=1/0)})}},{key:"excludeIncompatibleVariants_",value:function(e){var t=2,i=null,r=void 0;e.attributes.CODECS&&(r=ti(e.attributes.CODECS),i=r.videoCodec,t=r.codecCount),this.master().playlists.forEach(function(e){var r={codecCount:2,videoCodec:null};e.attributes.CODECS&&(r=ti(e.attributes.CODECS)),r.codecCount!==t&&(e.excludeUntil=1/0),r.videoCodec!==i&&(e.excludeUntil=1/0)})}},{key:"updateAdCues_",value:function(e){var t=0,i=this.seekable();i.length&&(t=i.start(0)),function(e,t){var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0;if(e.segments)for(var r=i,n=void 0,a=0;a=t.end(t.length-1)))return this.techWaiting_();this.consecutiveUpdates>=5&&e===this.lastRecordedTime?(this.consecutiveUpdates++,this.waiting_()):e===this.lastRecordedTime?this.consecutiveUpdates++:(this.consecutiveUpdates=0,this.lastRecordedTime=e)}}},{key:"cancelTimer_",value:function(){this.consecutiveUpdates=0,this.timer_&&(this.logger_("cancelTimer_"),clearTimeout(this.timer_)),this.timer_=null}},{key:"fixesBadSeeks_",value:function(){var e=this.tech_.seeking(),t=this.seekable(),i=this.tech_.currentTime(),r=void 0;e&&this.afterSeekableWindow_(t,i)&&(r=t.end(t.length-1));e&&this.beforeSeekableWindow_(t,i)&&(r=t.start(0)+.1);return"undefined"!=typeof r&&(this.logger_("Trying to seek outside of seekable at time "+i+" with seekable range "+ke(t)+". Seeking to "+r+"."),this.tech_.setCurrentTime(r),!0)}},{key:"waiting_",value:function(){if(!this.techWaiting_()){var e=this.tech_.currentTime(),t=this.tech_.buffered(),i=Te(t,e);return i.length&&e+3<=i.end(0)?(this.cancelTimer_(),this.tech_.setCurrentTime(e),this.logger_("Stopped at "+e+" while inside a buffered region ["+i.start(0)+" -> "+i.end(0)+"]. Attempting to resume playback by seeking to the current time."),void this.tech_.trigger({type:"usage",name:"hls-unknown-waiting"})):void 0}}},{key:"techWaiting_",value:function(){var e=this.seekable(),t=this.tech_.currentTime();if(this.tech_.seeking()&&this.fixesBadSeeks_())return!0;if(this.tech_.seeking()||null!==this.timer_)return!0;if(this.beforeSeekableWindow_(e,t)){var i=e.end(e.length-1);return this.logger_("Fell out of live window at time "+t+". Seeking to live point (seekable end) "+i),this.cancelTimer_(),this.tech_.setCurrentTime(i),this.tech_.trigger({type:"usage",name:"hls-live-resync"}),!0}var r=this.tech_.buffered(),n=Se(r,t);if(this.videoUnderflow_(n,r,t))return this.cancelTimer_(),this.tech_.setCurrentTime(t),this.tech_.trigger({type:"usage",name:"hls-video-underflow"}),!0;if(n.length>0){var a=n.start(0)-t;return this.logger_("Stopped at "+t+", setting timer for "+a+", seeking to "+n.start(0)),this.timer_=setTimeout(this.skipTheGap_.bind(this),1e3*a,t),!0}return!1}},{key:"afterSeekableWindow_",value:function(e,t){return!!e.length&&t>e.end(e.length-1)+.1}},{key:"beforeSeekableWindow_",value:function(e,t){return!!(e.length&&e.start(0)>0&&t2)return{start:a,end:s}}return null}}]),e}(),nr={errorInterval:30,getSource:function(e){return e(this.tech({IWillNotUseThisInPlugins:!0}).currentSource_)}},ar=function(e){!function e(i,r){var n=0,a=0,s=t.mergeOptions(nr,r);i.ready(function(){i.trigger({type:"usage",name:"hls-error-reload-initialized"})});var o=function(){a&&i.currentTime(a)},u=function(e){null!==e&&void 0!==e&&(a=i.duration()!==1/0&&i.currentTime()||0,i.one("loadedmetadata",o),i.src(e),i.trigger({type:"usage",name:"hls-error-reload"}),i.play())},d=function(){if(Date.now()-n<1e3*s.errorInterval)i.trigger({type:"usage",name:"hls-error-reload-canceled"});else{if(s.getSource&&"function"==typeof s.getSource)return n=Date.now(),s.getSource.call(i,u);t.log.error("ERROR: reloadSourceOnError - The option getSource must be a function!")}},l=function e(){i.off("loadedmetadata",o),i.off("error",d),i.off("dispose",e)};i.on("error",d),i.on("dispose",l),i.reloadSourceOnError=function(t){l(),e(i,t)}}(this,e)},sr={PlaylistLoader:M,Playlist:J,Decrypter:he,AsyncStream:de,decrypt:ce,utils:ve,STANDARD_PLAYLIST_SELECTOR:function(){return function(e,t,i,r){var n=e.playlists.map(function(e){var t,i;return t=e.attributes.RESOLUTION&&e.attributes.RESOLUTION.width,i=e.attributes.RESOLUTION&&e.attributes.RESOLUTION.height,{bandwidth:e.attributes.BANDWIDTH||c.Number.MAX_VALUE,width:t,height:i,playlist:e}});ai(n,function(e,t){return e.bandwidth-t.bandwidth});var a=(n=n.filter(function(e){return!J.isIncompatible(e.playlist)})).filter(function(e){return J.isEnabled(e.playlist)});a.length||(a=n.filter(function(e){return!J.isDisabled(e.playlist)}));var s=a.filter(function(e){return e.bandwidth*Wt.BANDWIDTH_VARIANCEi||e.height>r})).filter(function(e){return e.width===f[0].width&&e.height===f[0].height}),o=p[p.length-1],m=p.filter(function(e){return e.bandwidth===o.bandwidth})[0]);var g=m||h||u||a[0]||n[0];return g?g.playlist:null}(this.playlists.master,this.systemBandwidth,parseInt(ni(this.tech_.el(),"width"),10),parseInt(ni(this.tech_.el(),"height"),10))},INITIAL_PLAYLIST_SELECTOR:function(){var e=this.playlists.master.playlists.filter(J.isEnabled);return ai(e,function(e,t){return si(e,t)}),e.filter(function(e){return ti(e.attributes.CODECS).videoCodec})[0]||null},comparePlaylistBandwidth:si,comparePlaylistResolution:function(e,t){var i=void 0,r=void 0;return e.attributes.RESOLUTION&&e.attributes.RESOLUTION.width&&(i=e.attributes.RESOLUTION.width),i=i||c.Number.MAX_VALUE,t.attributes.RESOLUTION&&t.attributes.RESOLUTION.width&&(r=t.attributes.RESOLUTION.width),i===(r=r||c.Number.MAX_VALUE)&&e.attributes.BANDWIDTH&&t.attributes.BANDWIDTH?e.attributes.BANDWIDTH-t.attributes.BANDWIDTH:i-r},xhr:te()};["GOAL_BUFFER_LENGTH","MAX_GOAL_BUFFER_LENGTH","GOAL_BUFFER_LENGTH_RATE","BUFFER_LOW_WATER_LINE","MAX_BUFFER_LOW_WATER_LINE","BUFFER_LOW_WATER_LINE_RATE","BANDWIDTH_VARIANCE"].forEach(function(e){Object.defineProperty(sr,e,{get:function(){return t.log.warn("using Hls."+e+" is UNSAFE be sure you know what you are doing"),Wt[e]},set:function(i){t.log.warn("using Hls."+e+" is UNSAFE be sure you know what you are doing"),"number"!=typeof i||i<0?t.log.warn("value of Hls."+e+" 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r.masterPlaylistController_.mediaTransferDuration_()||0},enumerable:!0},mediaBytesTransferred:{get:function(){return r.masterPlaylistController_.mediaBytesTransferred_()||0},enumerable:!0},mediaSecondsLoaded:{get:function(){return r.masterPlaylistController_.mediaSecondsLoaded_()||0},enumerable:!0},buffered:{get:function(){return Ee(r.tech_.buffered())},enumerable:!0},currentTime:{get:function(){return r.tech_.currentTime()},enumerable:!0},currentSource:{get:function(){return r.tech_.currentSource_},enumerable:!0},currentTech:{get:function(){return r.tech_.name_},enumerable:!0},duration:{get:function(){return r.tech_.duration()},enumerable:!0},master:{get:function(){return r.playlists.master},enumerable:!0},playerDimensions:{get:function(){return r.tech_.currentDimensions()},enumerable:!0},seekable:{get:function(){return Ee(r.tech_.seekable())},enumerable:!0},timestamp:{get:function(){return Date.now()},enumerable:!0},videoPlaybackQuality:{get:function(){return r.tech_.getVideoPlaybackQuality()},enumerable:!0}}),this.tech_.one("canplay",this.masterPlaylistController_.setupFirstPlay.bind(this.masterPlaylistController_)),this.masterPlaylistController_.on("selectedinitialmedia",function(){var e,i;i=(e=r).playlists,e.representations=function(){return i.master.playlists.filter(function(e){return!Y(e)}).map(function(t,i){return new tr(e,t,t.uri)})},function(e){if("dash"===e.options_.sourceType){var i=t.players[e.tech_.options_.playerId];if(i.eme){var r=dr(e.source_.keySystems,e.playlists.media(),e.masterPlaylistController_.mediaTypes_.AUDIO.activePlaylistLoader.media());r&&(i.currentSource().keySystems=r)}}}(r)}),this.on(this.masterPlaylistController_,"progress",function(){this.tech_.trigger("progress")}),this.on(this.masterPlaylistController_,"firstplay",function(){this.ignoreNextSeekingEvent_=!0}),this.tech_.ready(function(){return r.setupQualityLevels_()}),this.tech_.el()&&this.tech_.src(t.URL.createObjectURL(this.masterPlaylistController_.mediaSource)))}},{key:"setupQualityLevels_",value:function(){var e=this,i=t.players[this.tech_.options_.playerId];i&&i.qualityLevels&&(this.qualityLevels_=i.qualityLevels(),this.masterPlaylistController_.on("selectedinitialmedia",function(){var t,i;t=e.qualityLevels_,(i=e).representations().forEach(function(e){t.addQualityLevel(e)}),ur(t,i.playlists)}),this.playlists.on("mediachange",function(){ur(e.qualityLevels_,e.playlists)}))}},{key:"play",value:function(){this.masterPlaylistController_.play()}},{key:"setCurrentTime",value:function(e){this.masterPlaylistController_.setCurrentTime(e)}},{key:"duration",value:function(){return this.masterPlaylistController_.duration()}},{key:"seekable",value:function(){return this.masterPlaylistController_.seekable()}},{key:"dispose",value:function(){this.playbackWatcher_&&this.playbackWatcher_.dispose(),this.masterPlaylistController_&&this.masterPlaylistController_.dispose(),this.qualityLevels_&&this.qualityLevels_.dispose(),function e(t,i,r){null===t&&(t=Function.prototype);var n=Object.getOwnPropertyDescriptor(t,i);if(void 0===n){var a=Object.getPrototypeOf(t);return null===a?void 0:e(a,i,r)}if("value"in n)return n.value;var s=n.get;return void 0!==s?s.call(r):void 0}(i.prototype.__proto__||Object.getPrototypeOf(i.prototype),"dispose",this).call(this)}}]),i}(),hr={name:"videojs-http-streaming",VERSION:"1.0.1",canHandleSource:function(e){var i=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},r=t.mergeOptions(t.options,i);return hr.canPlayType(e.type,r)},handleSource:function(e,i){var r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{},n=t.mergeOptions(t.options,r);return i.hls=new cr(e,i,n),i.hls.xhr=te(),i.hls.src(e.src,e.type),i.hls},canPlayType:function(e){var i=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},r=t.mergeOptions(t.options,i).hls.overrideNative,n=or(e);return n&&(!sr.supportsTypeNatively(n)||r)?"maybe":""}};"undefined"!=typeof t.MediaSource&&"undefined"!=typeof t.URL||(t.MediaSource=Ye,t.URL=$e),Ye.supportsNativeMediaSources()&&t.getTech("Html5").registerSourceHandler(hr,0),t.HlsHandler=cr,t.HlsSourceHandler=hr,t.Hls=sr,t.use||t.registerComponent("Hls",sr),t.options.hls=t.options.hls||{},t.registerPlugin?t.registerPlugin("reloadSourceOnError",ar):t.plugin("reloadSourceOnError",ar),e.Hls=sr,e.HlsHandler=cr,e.HlsSourceHandler=hr,e.emeKeySystems=dr,e.simpleTypeFromSourceType=or,Object.defineProperty(e,"__esModule",{value:!0})}); diff --git a/pod/main/static/video-js-6.8.0/alt/video-js-cdn.css b/pod/main/static/video-js-6.8.0/alt/video-js-cdn.css deleted file mode 100755 index b2ce11a9fe..0000000000 --- a/pod/main/static/video-js-6.8.0/alt/video-js-cdn.css +++ /dev/null @@ -1,1446 +0,0 @@ -.video-js .vjs-big-play-button .vjs-icon-placeholder:before, .vjs-button > .vjs-icon-placeholder:before, .video-js .vjs-modal-dialog, .vjs-modal-dialog .vjs-modal-dialog-content { - position: absolute; - top: 0; - left: 0; - width: 100%; - height: 100%; } - -.video-js .vjs-big-play-button .vjs-icon-placeholder:before, .vjs-button > .vjs-icon-placeholder:before { - text-align: center; } - -@font-face { - font-family: VideoJS; - src: url("//vjs.zencdn.net/font/1.5.1/VideoJS.eot?#iefix") format("eot"); } - -@font-face { - font-family: VideoJS; - src: 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print{.video-js>:not(.vjs-tech):not(.vjs-poster){visibility:hidden}}.vjs-resize-manager{position:absolute;top:0;left:0;width:100%;height:100%;border:none;visibility:hidden} \ No newline at end of file diff --git a/pod/main/static/video-js-6.8.0/alt/video.novtt.js b/pod/main/static/video-js-6.8.0/alt/video.novtt.js deleted file mode 100755 index 78167933ba..0000000000 --- a/pod/main/static/video-js-6.8.0/alt/video.novtt.js +++ /dev/null @@ -1,24545 +0,0 @@ -/** - * @license - * Video.js 6.8.0 - * Copyright Brightcove, Inc. - * Available under Apache License Version 2.0 - * - */ - -(function (global, factory) { - typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() : - typeof define === 'function' && define.amd ? define(factory) : - (global.videojs = factory()); -}(this, (function () { - -var version = "6.8.0"; - -var commonjsGlobal = typeof window !== 'undefined' ? window : typeof global !== 'undefined' ? global : typeof self !== 'undefined' ? self : {}; - - - - - -function createCommonjsModule(fn, module) { - return module = { exports: {} }, fn(module, module.exports), module.exports; -} - -var win; - -if (typeof window !== "undefined") { - win = window; -} else if (typeof commonjsGlobal !== "undefined") { - win = commonjsGlobal; -} else if (typeof self !== "undefined"){ - win = self; -} else { - win = {}; -} - -var window_1 = win; - -var empty = {}; - - -var empty$1 = (Object.freeze || Object)({ - 'default': empty -}); - -var minDoc = ( empty$1 && empty ) || empty$1; - -var topLevel = typeof commonjsGlobal !== 'undefined' ? commonjsGlobal : - typeof window !== 'undefined' ? window : {}; - - -var doccy; - -if (typeof document !== 'undefined') { - doccy = document; -} else { - doccy = topLevel['__GLOBAL_DOCUMENT_CACHE@4']; - - if (!doccy) { - doccy = topLevel['__GLOBAL_DOCUMENT_CACHE@4'] = minDoc; - } -} - -var document_1 = doccy; - -/** - * @file browser.js - * @module browser - */ -var USER_AGENT = window_1.navigator && window_1.navigator.userAgent || ''; -var webkitVersionMap = /AppleWebKit\/([\d.]+)/i.exec(USER_AGENT); -var appleWebkitVersion = webkitVersionMap ? parseFloat(webkitVersionMap.pop()) : null; - -/* - * Device is an iPhone - * - * @type {Boolean} - * @constant - * @private - */ -var IS_IPAD = /iPad/i.test(USER_AGENT); - -// The Facebook app's UIWebView identifies as both an iPhone and iPad, so -// to identify iPhones, we need to exclude iPads. -// http://artsy.github.io/blog/2012/10/18/the-perils-of-ios-user-agent-sniffing/ -var IS_IPHONE = /iPhone/i.test(USER_AGENT) && !IS_IPAD; -var IS_IPOD = /iPod/i.test(USER_AGENT); -var IS_IOS = IS_IPHONE || IS_IPAD || IS_IPOD; - -var IOS_VERSION = function () { - var match = USER_AGENT.match(/OS (\d+)_/i); - - if (match && match[1]) { - return match[1]; - } - return null; -}(); - -var IS_ANDROID = /Android/i.test(USER_AGENT); -var ANDROID_VERSION = function () { - // This matches Android Major.Minor.Patch versions - // ANDROID_VERSION is Major.Minor as a Number, if Minor isn't available, then only Major is returned - var match = USER_AGENT.match(/Android (\d+)(?:\.(\d+))?(?:\.(\d+))*/i); - - if (!match) { - return null; - } - - var major = match[1] && parseFloat(match[1]); - var minor = match[2] && parseFloat(match[2]); - - if (major && minor) { - return parseFloat(match[1] + '.' + match[2]); - } else if (major) { - return major; - } - return null; -}(); - -// Old Android is defined as Version older than 2.3, and requiring a webkit version of the android browser -var IS_OLD_ANDROID = IS_ANDROID && /webkit/i.test(USER_AGENT) && ANDROID_VERSION < 2.3; -var IS_NATIVE_ANDROID = IS_ANDROID && ANDROID_VERSION < 5 && appleWebkitVersion < 537; - -var IS_FIREFOX = /Firefox/i.test(USER_AGENT); -var IS_EDGE = /Edge/i.test(USER_AGENT); -var IS_CHROME = !IS_EDGE && /Chrome/i.test(USER_AGENT); -var CHROME_VERSION = function () { - var match = USER_AGENT.match(/Chrome\/(\d+)/); - - if (match && match[1]) { - return parseFloat(match[1]); - } - return null; -}(); -var IS_IE8 = /MSIE\s8\.0/.test(USER_AGENT); -var IE_VERSION = function () { - var result = /MSIE\s(\d+)\.\d/.exec(USER_AGENT); - var version = result && parseFloat(result[1]); - - if (!version && /Trident\/7.0/i.test(USER_AGENT) && /rv:11.0/.test(USER_AGENT)) { - // IE 11 has a different user agent string than other IE versions - version = 11.0; - } - - return version; -}(); - -var IS_SAFARI = /Safari/i.test(USER_AGENT) && !IS_CHROME && !IS_ANDROID && !IS_EDGE; -var IS_ANY_SAFARI = IS_SAFARI || IS_IOS; - -var TOUCH_ENABLED = isReal() && ('ontouchstart' in window_1 || window_1.DocumentTouch && window_1.document instanceof window_1.DocumentTouch); - -var BACKGROUND_SIZE_SUPPORTED = isReal() && 'backgroundSize' in window_1.document.createElement('video').style; - -var browser = (Object.freeze || Object)({ - IS_IPAD: IS_IPAD, - IS_IPHONE: IS_IPHONE, - IS_IPOD: IS_IPOD, - IS_IOS: IS_IOS, - IOS_VERSION: IOS_VERSION, - IS_ANDROID: IS_ANDROID, - ANDROID_VERSION: ANDROID_VERSION, - IS_OLD_ANDROID: IS_OLD_ANDROID, - IS_NATIVE_ANDROID: IS_NATIVE_ANDROID, - IS_FIREFOX: IS_FIREFOX, - IS_EDGE: IS_EDGE, - IS_CHROME: IS_CHROME, - CHROME_VERSION: CHROME_VERSION, - IS_IE8: IS_IE8, - IE_VERSION: IE_VERSION, - IS_SAFARI: IS_SAFARI, - IS_ANY_SAFARI: IS_ANY_SAFARI, - TOUCH_ENABLED: TOUCH_ENABLED, - BACKGROUND_SIZE_SUPPORTED: BACKGROUND_SIZE_SUPPORTED -}); - -var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) { - return typeof obj; -} : function (obj) { - return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; -}; - - - - - - - - - - - -var classCallCheck = function (instance, Constructor) { - if (!(instance instanceof Constructor)) { - throw new TypeError("Cannot call a class as a function"); - } -}; - - - - - - - - - - - -var inherits = function (subClass, superClass) { - if (typeof superClass !== "function" && superClass !== null) { - throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); - } - - subClass.prototype = Object.create(superClass && superClass.prototype, { - constructor: { - value: subClass, - enumerable: false, - writable: true, - configurable: true - } - }); - if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; -}; - - - - - - - - - - - -var possibleConstructorReturn = function (self, call) { - if (!self) { - throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); - } - - return call && (typeof call === "object" || typeof call === "function") ? call : self; -}; - - - - - - - - - - - -var taggedTemplateLiteralLoose = function (strings, raw) { - strings.raw = raw; - return strings; -}; - -/** - * @file obj.js - * @module obj - */ - -/** - * @callback obj:EachCallback - * - * @param {Mixed} value - * The current key for the object that is being iterated over. - * - * @param {string} key - * The current key-value for object that is being iterated over - */ - -/** - * @callback obj:ReduceCallback - * - * @param {Mixed} accum - * The value that is accumulating over the reduce loop. - * - * @param {Mixed} value - * The current key for the object that is being iterated over. - * - * @param {string} key - * The current key-value for object that is being iterated over - * - * @return {Mixed} - * The new accumulated value. - */ -var toString = Object.prototype.toString; - -/** - * Get the keys of an Object - * - * @param {Object} - * The Object to get the keys from - * - * @return {string[]} - * An array of the keys from the object. Returns an empty array if the - * object passed in was invalid or had no keys. - * - * @private - */ -var keys = function keys(object) { - return isObject(object) ? Object.keys(object) : []; -}; - -/** - * Array-like iteration for objects. - * - * @param {Object} object - * The object to iterate over - * - * @param {obj:EachCallback} fn - * The callback function which is called for each key in the object. - */ -function each(object, fn) { - keys(object).forEach(function (key) { - return fn(object[key], key); - }); -} - -/** - * Array-like reduce for objects. - * - * @param {Object} object - * The Object that you want to reduce. - * - * @param {Function} fn - * A callback function which is called for each key in the object. It - * receives the accumulated value and the per-iteration value and key - * as arguments. - * - * @param {Mixed} [initial = 0] - * Starting value - * - * @return {Mixed} - * The final accumulated value. - */ -function reduce(object, fn) { - var initial = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : 0; - - return keys(object).reduce(function (accum, key) { - return fn(accum, object[key], key); - }, initial); -} - -/** - * Object.assign-style object shallow merge/extend. - * - * @param {Object} target - * @param {Object} ...sources - * @return {Object} - */ -function assign(target) { - for (var _len = arguments.length, sources = Array(_len > 1 ? _len - 1 : 0), _key = 1; _key < _len; _key++) { - sources[_key - 1] = arguments[_key]; - } - - if (Object.assign) { - return Object.assign.apply(Object, [target].concat(sources)); - } - - sources.forEach(function (source) { - if (!source) { - return; - } - - each(source, function (value, key) { - target[key] = value; - }); - }); - - return target; -} - -/** - * Returns whether a value is an object of any kind - including DOM nodes, - * arrays, regular expressions, etc. Not functions, though. - * - * This avoids the gotcha where using `typeof` on a `null` value - * results in `'object'`. - * - * @param {Object} value - * @return {Boolean} - */ -function isObject(value) { - return !!value && (typeof value === 'undefined' ? 'undefined' : _typeof(value)) === 'object'; -} - -/** - * Returns whether an object appears to be a "plain" object - that is, a - * direct instance of `Object`. - * - * @param {Object} value - * @return {Boolean} - */ -function isPlain(value) { - return isObject(value) && toString.call(value) === '[object Object]' && value.constructor === Object; -} - -/** - * @file log.js - * @module log - */ -var log = void 0; - -// This is the private tracking variable for logging level. -var level = 'info'; - -// This is the private tracking variable for the logging history. -var history = []; - -/** - * Log messages to the console and history based on the type of message - * - * @private - * @param {string} type - * The name of the console method to use. - * - * @param {Array} args - * The arguments to be passed to the matching console method. - * - * @param {boolean} [stringify] - * By default, only old IEs should get console argument stringification, - * but this is exposed as a parameter to facilitate testing. - */ -var logByType = function logByType(type, args) { - var stringify = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : !!IE_VERSION && IE_VERSION < 11; - - var lvl = log.levels[level]; - var lvlRegExp = new RegExp('^(' + lvl + ')$'); - - if (type !== 'log') { - - // Add the type to the front of the message when it's not "log". - args.unshift(type.toUpperCase() + ':'); - } - - // Add a clone of the args at this point to history. - if (history) { - history.push([].concat(args)); - } - - // Add console prefix after adding to history. - args.unshift('VIDEOJS:'); - - // If there's no console then don't try to output messages, but they will - // still be stored in history. - if (!window_1.console) { - return; - } - - // Was setting these once outside of this function, but containing them - // in the function makes it easier to test cases where console doesn't exist - // when the module is executed. - var fn = window_1.console[type]; - - if (!fn && type === 'debug') { - // Certain browsers don't have support for console.debug. For those, we - // should default to the closest comparable log. - fn = window_1.console.info || window_1.console.log; - } - - // Bail out if there's no console or if this type is not allowed by the - // current logging level. - if (!fn || !lvl || !lvlRegExp.test(type)) { - return; - } - - // IEs previous to 11 log objects uselessly as "[object Object]"; so, JSONify - // objects and arrays for those less-capable browsers. - if (stringify) { - args = args.map(function (a) { - if (isObject(a) || Array.isArray(a)) { - try { - return JSON.stringify(a); - } catch (x) { - return String(a); - } - } - - // Cast to string before joining, so we get null and undefined explicitly - // included in output (as we would in a modern console). - return String(a); - }).join(' '); - } - - // Old IE versions do not allow .apply() for console methods (they are - // reported as objects rather than functions). - if (!fn.apply) { - fn(args); - } else { - fn[Array.isArray(args) ? 'apply' : 'call'](window_1.console, args); - } -}; - -/** - * Logs plain debug messages. Similar to `console.log`. - * - * @class - * @param {Mixed[]} args - * One or more messages or objects that should be logged. - */ -log = function log() { - for (var _len = arguments.length, args = Array(_len), _key = 0; _key < _len; _key++) { - args[_key] = arguments[_key]; - } - - logByType('log', args); -}; - -/** - * Enumeration of available logging levels, where the keys are the level names - * and the values are `|`-separated strings containing logging methods allowed - * in that logging level. These strings are used to create a regular expression - * matching the function name being called. - * - * Levels provided by video.js are: - * - * - `off`: Matches no calls. Any value that can be cast to `false` will have - * this effect. The most restrictive. - * - `all`: Matches only Video.js-provided functions (`debug`, `log`, - * `log.warn`, and `log.error`). - * - `debug`: Matches `log.debug`, `log`, `log.warn`, and `log.error` calls. - * - `info` (default): Matches `log`, `log.warn`, and `log.error` calls. - * - `warn`: Matches `log.warn` and `log.error` calls. - * - `error`: Matches only `log.error` calls. - * - * @type {Object} - */ -log.levels = { - all: 'debug|log|warn|error', - off: '', - debug: 'debug|log|warn|error', - info: 'log|warn|error', - warn: 'warn|error', - error: 'error', - DEFAULT: level -}; - -/** - * Get or set the current logging level. If a string matching a key from - * {@link log.levels} is provided, acts as a setter. Regardless of argument, - * returns the current logging level. - * - * @param {string} [lvl] - * Pass to set a new logging level. - * - * @return {string} - * The current logging level. - */ -log.level = function (lvl) { - if (typeof lvl === 'string') { - if (!log.levels.hasOwnProperty(lvl)) { - throw new Error('"' + lvl + '" in not a valid log level'); - } - level = lvl; - } - return level; -}; - -/** - * Returns an array containing everything that has been logged to the history. - * - * This array is a shallow clone of the internal history record. However, its - * contents are _not_ cloned; so, mutating objects inside this array will - * mutate them in history. - * - * @return {Array} - */ -log.history = function () { - return history ? [].concat(history) : []; -}; - -/** - * Clears the internal history tracking, but does not prevent further history - * tracking. - */ -log.history.clear = function () { - if (history) { - history.length = 0; - } -}; - -/** - * Disable history tracking if it is currently enabled. - */ -log.history.disable = function () { - if (history !== null) { - history.length = 0; - history = null; - } -}; - -/** - * Enable history tracking if it is currently disabled. - */ -log.history.enable = function () { - if (history === null) { - history = []; - } -}; - -/** - * Logs error messages. Similar to `console.error`. - * - * @param {Mixed[]} args - * One or more messages or objects that should be logged as an error - */ -log.error = function () { - for (var _len2 = arguments.length, args = Array(_len2), _key2 = 0; _key2 < _len2; _key2++) { - args[_key2] = arguments[_key2]; - } - - return logByType('error', args); -}; - -/** - * Logs warning messages. Similar to `console.warn`. - * - * @param {Mixed[]} args - * One or more messages or objects that should be logged as a warning. - */ -log.warn = function () { - for (var _len3 = arguments.length, args = Array(_len3), _key3 = 0; _key3 < _len3; _key3++) { - args[_key3] = arguments[_key3]; - } - - return logByType('warn', args); -}; - -/** - * Logs debug messages. Similar to `console.debug`, but may also act as a comparable - * log if `console.debug` is not available - * - * @param {Mixed[]} args - * One or more messages or objects that should be logged as debug. - */ -log.debug = function () { - for (var _len4 = arguments.length, args = Array(_len4), _key4 = 0; _key4 < _len4; _key4++) { - args[_key4] = arguments[_key4]; - } - - return logByType('debug', args); -}; - -var log$1 = log; - -function clean (s) { - return s.replace(/\n\r?\s*/g, '') -} - - -var tsml = function tsml (sa) { - var s = '' - , i = 0; - - for (; i < arguments.length; i++) - s += clean(sa[i]) + (arguments[i + 1] || ''); - - return s -}; - -/** - * @file computed-style.js - * @module computed-style - */ -/** - * A safe getComputedStyle with an IE8 fallback. - * - * This is needed because in Firefox, if the player is loaded in an iframe with - * `display:none`, then `getComputedStyle` returns `null`, so, we do a null-check to - * make sure that the player doesn't break in these cases. - * - * @param {Element} el - * The element you want the computed style of - * - * @param {string} prop - * The property name you want - * - * @see https://bugzilla.mozilla.org/show_bug.cgi?id=548397 - * - * @static - * @const - */ -function computedStyle(el, prop) { - if (!el || !prop) { - return ''; - } - - if (typeof window_1.getComputedStyle === 'function') { - var cs = window_1.getComputedStyle(el); - - return cs ? cs[prop] : ''; - } - - return el.currentStyle[prop] || ''; -} - -var _templateObject = taggedTemplateLiteralLoose(['Setting attributes in the second argument of createEl()\n has been deprecated. Use the third argument instead.\n createEl(type, properties, attributes). Attempting to set ', ' to ', '.'], ['Setting attributes in the second argument of createEl()\n has been deprecated. Use the third argument instead.\n createEl(type, properties, attributes). Attempting to set ', ' to ', '.']); - -/** - * @file dom.js - * @module dom - */ -/** - * Detect if a value is a string with any non-whitespace characters. - * - * @param {string} str - * The string to check - * - * @return {boolean} - * - True if the string is non-blank - * - False otherwise - * - */ -function isNonBlankString(str) { - return typeof str === 'string' && /\S/.test(str); -} - -/** - * Throws an error if the passed string has whitespace. This is used by - * class methods to be relatively consistent with the classList API. - * - * @param {string} str - * The string to check for whitespace. - * - * @throws {Error} - * Throws an error if there is whitespace in the string. - * - */ -function throwIfWhitespace(str) { - if (/\s/.test(str)) { - throw new Error('class has illegal whitespace characters'); - } -} - -/** - * Produce a regular expression for matching a className within an elements className. - * - * @param {string} className - * The className to generate the RegExp for. - * - * @return {RegExp} - * The RegExp that will check for a specific `className` in an elements - * className. - */ -function classRegExp(className) { - return new RegExp('(^|\\s)' + className + '($|\\s)'); -} - -/** - * Whether the current DOM interface appears to be real. - * - * @return {Boolean} - */ -function isReal() { - return ( - - // Both document and window will never be undefined thanks to `global`. - document_1 === window_1.document && - - // In IE < 9, DOM methods return "object" as their type, so all we can - // confidently check is that it exists. - typeof document_1.createElement !== 'undefined' - ); -} - -/** - * Determines, via duck typing, whether or not a value is a DOM element. - * - * @param {Mixed} value - * The thing to check - * - * @return {boolean} - * - True if it is a DOM element - * - False otherwise - */ -function isEl(value) { - return isObject(value) && value.nodeType === 1; -} - -/** - * Determines if the current DOM is embedded in an iframe. - * - * @return {boolean} - * - */ -function isInFrame() { - - // We need a try/catch here because Safari will throw errors when attempting - // to get either `parent` or `self` - try { - return window_1.parent !== window_1.self; - } catch (x) { - return true; - } -} - -/** - * Creates functions to query the DOM using a given method. - * - * @param {string} method - * The method to create the query with. - * - * @return {Function} - * The query method - */ -function createQuerier(method) { - return function (selector, context) { - if (!isNonBlankString(selector)) { - return document_1[method](null); - } - if (isNonBlankString(context)) { - context = document_1.querySelector(context); - } - - var ctx = isEl(context) ? context : document_1; - - return ctx[method] && ctx[method](selector); - }; -} - -/** - * Creates an element and applies properties. - * - * @param {string} [tagName='div'] - * Name of tag to be created. - * - * @param {Object} [properties={}] - * Element properties to be applied. - * - * @param {Object} [attributes={}] - * Element attributes to be applied. - * - * @param {String|Element|TextNode|Array|Function} [content] - * Contents for the element (see: {@link dom:normalizeContent}) - * - * @return {Element} - * The element that was created. - */ -function createEl() { - var tagName = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : 'div'; - var properties = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {}; - var attributes = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : {}; - var content = arguments[3]; - - var el = document_1.createElement(tagName); - - Object.getOwnPropertyNames(properties).forEach(function (propName) { - var val = properties[propName]; - - // See #2176 - // We originally were accepting both properties and attributes in the - // same object, but that doesn't work so well. - if (propName.indexOf('aria-') !== -1 || propName === 'role' || propName === 'type') { - log$1.warn(tsml(_templateObject, propName, val)); - el.setAttribute(propName, val); - - // Handle textContent since it's not supported everywhere and we have a - // method for it. - } else if (propName === 'textContent') { - textContent(el, val); - } else { - el[propName] = val; - } - }); - - Object.getOwnPropertyNames(attributes).forEach(function (attrName) { - el.setAttribute(attrName, attributes[attrName]); - }); - - if (content) { - appendContent(el, content); - } - - return el; -} - -/** - * Injects text into an element, replacing any existing contents entirely. - * - * @param {Element} el - * The element to add text content into - * - * @param {string} text - * The text content to add. - * - * @return {Element} - * The element with added text content. - */ -function textContent(el, text) { - if (typeof el.textContent === 'undefined') { - el.innerText = text; - } else { - el.textContent = text; - } - return el; -} - -/** - * Insert an element as the first child node of another - * - * @param {Element} child - * Element to insert - * - * @param {Element} parent - * Element to insert child into - */ -function prependTo(child, parent) { - if (parent.firstChild) { - parent.insertBefore(child, parent.firstChild); - } else { - parent.appendChild(child); - } -} - -/** - * Check if an element has a CSS class - * - * @param {Element} element - * Element to check - * - * @param {string} classToCheck - * Class name to check for - * - * @return {boolean} - * - True if the element had the class - * - False otherwise. - * - * @throws {Error} - * Throws an error if `classToCheck` has white space. - */ -function hasClass(element, classToCheck) { - throwIfWhitespace(classToCheck); - if (element.classList) { - return element.classList.contains(classToCheck); - } - return classRegExp(classToCheck).test(element.className); -} - -/** - * Add a CSS class name to an element - * - * @param {Element} element - * Element to add class name to. - * - * @param {string} classToAdd - * Class name to add. - * - * @return {Element} - * The dom element with the added class name. - */ -function addClass(element, classToAdd) { - if (element.classList) { - element.classList.add(classToAdd); - - // Don't need to `throwIfWhitespace` here because `hasElClass` will do it - // in the case of classList not being supported. - } else if (!hasClass(element, classToAdd)) { - element.className = (element.className + ' ' + classToAdd).trim(); - } - - return element; -} - -/** - * Remove a CSS class name from an element - * - * @param {Element} element - * Element to remove a class name from. - * - * @param {string} classToRemove - * Class name to remove - * - * @return {Element} - * The dom element with class name removed. - */ -function removeClass(element, classToRemove) { - if (element.classList) { - element.classList.remove(classToRemove); - } else { - throwIfWhitespace(classToRemove); - element.className = element.className.split(/\s+/).filter(function (c) { - return c !== classToRemove; - }).join(' '); - } - - return element; -} - -/** - * The callback definition for toggleElClass. - * - * @callback Dom~PredicateCallback - * @param {Element} element - * The DOM element of the Component. - * - * @param {string} classToToggle - * The `className` that wants to be toggled - * - * @return {boolean|undefined} - * - If true the `classToToggle` will get added to `element`. - * - If false the `classToToggle` will get removed from `element`. - * - If undefined this callback will be ignored - */ - -/** - * Adds or removes a CSS class name on an element depending on an optional - * condition or the presence/absence of the class name. - * - * @param {Element} element - * The element to toggle a class name on. - * - * @param {string} classToToggle - * The class that should be toggled - * - * @param {boolean|PredicateCallback} [predicate] - * See the return value for {@link Dom~PredicateCallback} - * - * @return {Element} - * The element with a class that has been toggled. - */ -function toggleClass(element, classToToggle, predicate) { - - // This CANNOT use `classList` internally because IE does not support the - // second parameter to the `classList.toggle()` method! Which is fine because - // `classList` will be used by the add/remove functions. - var has = hasClass(element, classToToggle); - - if (typeof predicate === 'function') { - predicate = predicate(element, classToToggle); - } - - if (typeof predicate !== 'boolean') { - predicate = !has; - } - - // If the necessary class operation matches the current state of the - // element, no action is required. - if (predicate === has) { - return; - } - - if (predicate) { - addClass(element, classToToggle); - } else { - removeClass(element, classToToggle); - } - - return element; -} - -/** - * Apply attributes to an HTML element. - * - * @param {Element} el - * Element to add attributes to. - * - * @param {Object} [attributes] - * Attributes to be applied. - */ -function setAttributes(el, attributes) { - Object.getOwnPropertyNames(attributes).forEach(function (attrName) { - var attrValue = attributes[attrName]; - - if (attrValue === null || typeof attrValue === 'undefined' || attrValue === false) { - el.removeAttribute(attrName); - } else { - el.setAttribute(attrName, attrValue === true ? '' : attrValue); - } - }); -} - -/** - * Get an element's attribute values, as defined on the HTML tag - * Attributes are not the same as properties. They're defined on the tag - * or with setAttribute (which shouldn't be used with HTML) - * This will return true or false for boolean attributes. - * - * @param {Element} tag - * Element from which to get tag attributes. - * - * @return {Object} - * All attributes of the element. - */ -function getAttributes(tag) { - var obj = {}; - - // known boolean attributes - // we can check for matching boolean properties, but older browsers - // won't know about HTML5 boolean attributes that we still read from - var knownBooleans = ',' + 'autoplay,controls,playsinline,loop,muted,default,defaultMuted' + ','; - - if (tag && tag.attributes && tag.attributes.length > 0) { - var attrs = tag.attributes; - - for (var i = attrs.length - 1; i >= 0; i--) { - var attrName = attrs[i].name; - var attrVal = attrs[i].value; - - // check for known booleans - // the matching element property will return a value for typeof - if (typeof tag[attrName] === 'boolean' || knownBooleans.indexOf(',' + attrName + ',') !== -1) { - // the value of an included boolean attribute is typically an empty - // string ('') which would equal false if we just check for a false value. - // we also don't want support bad code like autoplay='false' - attrVal = attrVal !== null ? true : false; - } - - obj[attrName] = attrVal; - } - } - - return obj; -} - -/** - * Get the value of an element's attribute - * - * @param {Element} el - * A DOM element - * - * @param {string} attribute - * Attribute to get the value of - * - * @return {string} - * value of the attribute - */ -function getAttribute(el, attribute) { - return el.getAttribute(attribute); -} - -/** - * Set the value of an element's attribute - * - * @param {Element} el - * A DOM element - * - * @param {string} attribute - * Attribute to set - * - * @param {string} value - * Value to set the attribute to - */ -function setAttribute(el, attribute, value) { - el.setAttribute(attribute, value); -} - -/** - * Remove an element's attribute - * - * @param {Element} el - * A DOM element - * - * @param {string} attribute - * Attribute to remove - */ -function removeAttribute(el, attribute) { - el.removeAttribute(attribute); -} - -/** - * Attempt to block the ability to select text while dragging controls - */ -function blockTextSelection() { - document_1.body.focus(); - document_1.onselectstart = function () { - return false; - }; -} - -/** - * Turn off text selection blocking - */ -function unblockTextSelection() { - document_1.onselectstart = function () { - return true; - }; -} - -/** - * Identical to the native `getBoundingClientRect` function, but ensures that - * the method is supported at all (it is in all browsers we claim to support) - * and that the element is in the DOM before continuing. - * - * This wrapper function also shims properties which are not provided by some - * older browsers (namely, IE8). - * - * Additionally, some browsers do not support adding properties to a - * `ClientRect`/`DOMRect` object; so, we shallow-copy it with the standard - * properties (except `x` and `y` which are not widely supported). This helps - * avoid implementations where keys are non-enumerable. - * - * @param {Element} el - * Element whose `ClientRect` we want to calculate. - * - * @return {Object|undefined} - * Always returns a plain - */ -function getBoundingClientRect(el) { - if (el && el.getBoundingClientRect && el.parentNode) { - var rect = el.getBoundingClientRect(); - var result = {}; - - ['bottom', 'height', 'left', 'right', 'top', 'width'].forEach(function (k) { - if (rect[k] !== undefined) { - result[k] = rect[k]; - } - }); - - if (!result.height) { - result.height = parseFloat(computedStyle(el, 'height')); - } - - if (!result.width) { - result.width = parseFloat(computedStyle(el, 'width')); - } - - return result; - } -} - -/** - * The postion of a DOM element on the page. - * - * @typedef {Object} module:dom~Position - * - * @property {number} left - * Pixels to the left - * - * @property {number} top - * Pixels on top - */ - -/** - * Offset Left. - * getBoundingClientRect technique from - * John Resig - * - * @see http://ejohn.org/blog/getboundingclientrect-is-awesome/ - * - * @param {Element} el - * Element from which to get offset - * - * @return {module:dom~Position} - * The position of the element that was passed in. - */ -function findPosition(el) { - var box = void 0; - - if (el.getBoundingClientRect && el.parentNode) { - box = el.getBoundingClientRect(); - } - - if (!box) { - return { - left: 0, - top: 0 - }; - } - - var docEl = document_1.documentElement; - var body = document_1.body; - - var clientLeft = docEl.clientLeft || body.clientLeft || 0; - var scrollLeft = window_1.pageXOffset || body.scrollLeft; - var left = box.left + scrollLeft - clientLeft; - - var clientTop = docEl.clientTop || body.clientTop || 0; - var scrollTop = window_1.pageYOffset || body.scrollTop; - var top = box.top + scrollTop - clientTop; - - // Android sometimes returns slightly off decimal values, so need to round - return { - left: Math.round(left), - top: Math.round(top) - }; -} - -/** - * x and y coordinates for a dom element or mouse pointer - * - * @typedef {Object} Dom~Coordinates - * - * @property {number} x - * x coordinate in pixels - * - * @property {number} y - * y coordinate in pixels - */ - -/** - * Get pointer position in element - * Returns an object with x and y coordinates. - * The base on the coordinates are the bottom left of the element. - * - * @param {Element} el - * Element on which to get the pointer position on - * - * @param {EventTarget~Event} event - * Event object - * - * @return {Dom~Coordinates} - * A Coordinates object corresponding to the mouse position. - * - */ -function getPointerPosition(el, event) { - var position = {}; - var box = findPosition(el); - var boxW = el.offsetWidth; - var boxH = el.offsetHeight; - - var boxY = box.top; - var boxX = box.left; - var pageY = event.pageY; - var pageX = event.pageX; - - if (event.changedTouches) { - pageX = event.changedTouches[0].pageX; - pageY = event.changedTouches[0].pageY; - } - - position.y = Math.max(0, Math.min(1, (boxY - pageY + boxH) / boxH)); - position.x = Math.max(0, Math.min(1, (pageX - boxX) / boxW)); - - return position; -} - -/** - * Determines, via duck typing, whether or not a value is a text node. - * - * @param {Mixed} value - * Check if this value is a text node. - * - * @return {boolean} - * - True if it is a text node - * - False otherwise - */ -function isTextNode(value) { - return isObject(value) && value.nodeType === 3; -} - -/** - * Empties the contents of an element. - * - * @param {Element} el - * The element to empty children from - * - * @return {Element} - * The element with no children - */ -function emptyEl(el) { - while (el.firstChild) { - el.removeChild(el.firstChild); - } - return el; -} - -/** - * Normalizes content for eventual insertion into the DOM. - * - * This allows a wide range of content definition methods, but protects - * from falling into the trap of simply writing to `innerHTML`, which is - * an XSS concern. - * - * The content for an element can be passed in multiple types and - * combinations, whose behavior is as follows: - * - * @param {String|Element|TextNode|Array|Function} content - * - String: Normalized into a text node. - * - Element/TextNode: Passed through. - * - Array: A one-dimensional array of strings, elements, nodes, or functions - * (which return single strings, elements, or nodes). - * - Function: If the sole argument, is expected to produce a string, element, - * node, or array as defined above. - * - * @return {Array} - * All of the content that was passed in normalized. - */ -function normalizeContent(content) { - - // First, invoke content if it is a function. If it produces an array, - // that needs to happen before normalization. - if (typeof content === 'function') { - content = content(); - } - - // Next up, normalize to an array, so one or many items can be normalized, - // filtered, and returned. - return (Array.isArray(content) ? content : [content]).map(function (value) { - - // First, invoke value if it is a function to produce a new value, - // which will be subsequently normalized to a Node of some kind. - if (typeof value === 'function') { - value = value(); - } - - if (isEl(value) || isTextNode(value)) { - return value; - } - - if (typeof value === 'string' && /\S/.test(value)) { - return document_1.createTextNode(value); - } - }).filter(function (value) { - return value; - }); -} - -/** - * Normalizes and appends content to an element. - * - * @param {Element} el - * Element to append normalized content to. - * - * - * @param {String|Element|TextNode|Array|Function} content - * See the `content` argument of {@link dom:normalizeContent} - * - * @return {Element} - * The element with appended normalized content. - */ -function appendContent(el, content) { - normalizeContent(content).forEach(function (node) { - return el.appendChild(node); - }); - return el; -} - -/** - * Normalizes and inserts content into an element; this is identical to - * `appendContent()`, except it empties the element first. - * - * @param {Element} el - * Element to insert normalized content into. - * - * @param {String|Element|TextNode|Array|Function} content - * See the `content` argument of {@link dom:normalizeContent} - * - * @return {Element} - * The element with inserted normalized content. - * - */ -function insertContent(el, content) { - return appendContent(emptyEl(el), content); -} - -/** - * Check if event was a single left click - * - * @param {EventTarget~Event} event - * Event object - * - * @return {boolean} - * - True if a left click - * - False if not a left click - */ -function isSingleLeftClick(event) { - // Note: if you create something draggable, be sure to - // call it on both `mousedown` and `mousemove` event, - // otherwise `mousedown` should be enough for a button - - if (event.button === undefined && event.buttons === undefined) { - // Why do we need `buttons` ? - // Because, middle mouse sometimes have this: - // e.button === 0 and e.buttons === 4 - // Furthermore, we want to prevent combination click, something like - // HOLD middlemouse then left click, that would be - // e.button === 0, e.buttons === 5 - // just `button` is not gonna work - - // Alright, then what this block does ? - // this is for chrome `simulate mobile devices` - // I want to support this as well - - return true; - } - - if (event.button === 0 && event.buttons === undefined) { - // Touch screen, sometimes on some specific device, `buttons` - // doesn't have anything (safari on ios, blackberry...) - - return true; - } - - if (IE_VERSION === 9) { - // Ignore IE9 - - return true; - } - - if (event.button !== 0 || event.buttons !== 1) { - // This is the reason we have those if else block above - // if any special case we can catch and let it slide - // we do it above, when get to here, this definitely - // is-not-left-click - - return false; - } - - return true; -} - -/** - * Finds a single DOM element matching `selector` within the optional - * `context` of another DOM element (defaulting to `document`). - * - * @param {string} selector - * A valid CSS selector, which will be passed to `querySelector`. - * - * @param {Element|String} [context=document] - * A DOM element within which to query. Can also be a selector - * string in which case the first matching element will be used - * as context. If missing (or no element matches selector), falls - * back to `document`. - * - * @return {Element|null} - * The element that was found or null. - */ -var $ = createQuerier('querySelector'); - -/** - * Finds a all DOM elements matching `selector` within the optional - * `context` of another DOM element (defaulting to `document`). - * - * @param {string} selector - * A valid CSS selector, which will be passed to `querySelectorAll`. - * - * @param {Element|String} [context=document] - * A DOM element within which to query. Can also be a selector - * string in which case the first matching element will be used - * as context. If missing (or no element matches selector), falls - * back to `document`. - * - * @return {NodeList} - * A element list of elements that were found. Will be empty if none were found. - * - */ -var $$ = createQuerier('querySelectorAll'); - - - -var Dom = (Object.freeze || Object)({ - isReal: isReal, - isEl: isEl, - isInFrame: isInFrame, - createEl: createEl, - textContent: textContent, - prependTo: prependTo, - hasClass: hasClass, - addClass: addClass, - removeClass: removeClass, - toggleClass: toggleClass, - setAttributes: setAttributes, - getAttributes: getAttributes, - getAttribute: getAttribute, - setAttribute: setAttribute, - removeAttribute: removeAttribute, - blockTextSelection: blockTextSelection, - unblockTextSelection: unblockTextSelection, - getBoundingClientRect: getBoundingClientRect, - findPosition: findPosition, - getPointerPosition: getPointerPosition, - isTextNode: isTextNode, - emptyEl: emptyEl, - normalizeContent: normalizeContent, - appendContent: appendContent, - insertContent: insertContent, - isSingleLeftClick: isSingleLeftClick, - $: $, - $$: $$ -}); - -/** - * @file guid.js - * @module guid - */ - -/** - * Unique ID for an element or function - * @type {Number} - */ -var _guid = 1; - -/** - * Get a unique auto-incrementing ID by number that has not been returned before. - * - * @return {number} - * A new unique ID. - */ -function newGUID() { - return _guid++; -} - -/** - * @file dom-data.js - * @module dom-data - */ -/** - * Element Data Store. - * - * Allows for binding data to an element without putting it directly on the - * element. Ex. Event listeners are stored here. - * (also from jsninja.com, slightly modified and updated for closure compiler) - * - * @type {Object} - * @private - */ -var elData = {}; - -/* - * Unique attribute name to store an element's guid in - * - * @type {String} - * @constant - * @private - */ -var elIdAttr = 'vdata' + new Date().getTime(); - -/** - * Returns the cache object where data for an element is stored - * - * @param {Element} el - * Element to store data for. - * - * @return {Object} - * The cache object for that el that was passed in. - */ -function getData(el) { - var id = el[elIdAttr]; - - if (!id) { - id = el[elIdAttr] = newGUID(); - } - - if (!elData[id]) { - elData[id] = {}; - } - - return elData[id]; -} - -/** - * Returns whether or not an element has cached data - * - * @param {Element} el - * Check if this element has cached data. - * - * @return {boolean} - * - True if the DOM element has cached data. - * - False otherwise. - */ -function hasData(el) { - var id = el[elIdAttr]; - - if (!id) { - return false; - } - - return !!Object.getOwnPropertyNames(elData[id]).length; -} - -/** - * Delete data for the element from the cache and the guid attr from getElementById - * - * @param {Element} el - * Remove cached data for this element. - */ -function removeData(el) { - var id = el[elIdAttr]; - - if (!id) { - return; - } - - // Remove all stored data - delete elData[id]; - - // Remove the elIdAttr property from the DOM node - try { - delete el[elIdAttr]; - } catch (e) { - if (el.removeAttribute) { - el.removeAttribute(elIdAttr); - } else { - // IE doesn't appear to support removeAttribute on the document element - el[elIdAttr] = null; - } - } -} - -/** - * @file events.js. An Event System (John Resig - Secrets of a JS Ninja http://jsninja.com/) - * (Original book version wasn't completely usable, so fixed some things and made Closure Compiler compatible) - * This should work very similarly to jQuery's events, however it's based off the book version which isn't as - * robust as jquery's, so there's probably some differences. - * - * @module events - */ - -/** - * Clean up the listener cache and dispatchers - * - * @param {Element|Object} elem - * Element to clean up - * - * @param {string} type - * Type of event to clean up - */ -function _cleanUpEvents(elem, type) { - var data = getData(elem); - - // Remove the events of a particular type if there are none left - if (data.handlers[type].length === 0) { - delete data.handlers[type]; - // data.handlers[type] = null; - // Setting to null was causing an error with data.handlers - - // Remove the meta-handler from the element - if (elem.removeEventListener) { - elem.removeEventListener(type, data.dispatcher, false); - } else if (elem.detachEvent) { - elem.detachEvent('on' + type, data.dispatcher); - } - } - - // Remove the events object if there are no types left - if (Object.getOwnPropertyNames(data.handlers).length <= 0) { - delete data.handlers; - delete data.dispatcher; - delete data.disabled; - } - - // Finally remove the element data if there is no data left - if (Object.getOwnPropertyNames(data).length === 0) { - removeData(elem); - } -} - -/** - * Loops through an array of event types and calls the requested method for each type. - * - * @param {Function} fn - * The event method we want to use. - * - * @param {Element|Object} elem - * Element or object to bind listeners to - * - * @param {string} type - * Type of event to bind to. - * - * @param {EventTarget~EventListener} callback - * Event listener. - */ -function _handleMultipleEvents(fn, elem, types, callback) { - types.forEach(function (type) { - // Call the event method for each one of the types - fn(elem, type, callback); - }); -} - -/** - * Fix a native event to have standard property values - * - * @param {Object} event - * Event object to fix. - * - * @return {Object} - * Fixed event object. - */ -function fixEvent(event) { - - function returnTrue() { - return true; - } - - function returnFalse() { - return false; - } - - // Test if fixing up is needed - // Used to check if !event.stopPropagation instead of isPropagationStopped - // But native events return true for stopPropagation, but don't have - // other expected methods like isPropagationStopped. Seems to be a problem - // with the Javascript Ninja code. So we're just overriding all events now. - if (!event || !event.isPropagationStopped) { - var old = event || window_1.event; - - event = {}; - // Clone the old object so that we can modify the values event = {}; - // IE8 Doesn't like when you mess with native event properties - // Firefox returns false for event.hasOwnProperty('type') and other props - // which makes copying more difficult. - // TODO: Probably best to create a whitelist of event props - for (var key in old) { - // Safari 6.0.3 warns you if you try to copy deprecated layerX/Y - // Chrome warns you if you try to copy deprecated keyboardEvent.keyLocation - // and webkitMovementX/Y - if (key !== 'layerX' && key !== 'layerY' && key !== 'keyLocation' && key !== 'webkitMovementX' && key !== 'webkitMovementY') { - // Chrome 32+ warns if you try to copy deprecated returnValue, but - // we still want to if preventDefault isn't supported (IE8). - if (!(key === 'returnValue' && old.preventDefault)) { - event[key] = old[key]; - } - } - } - - // The event occurred on this element - if (!event.target) { - event.target = event.srcElement || document_1; - } - - // Handle which other element the event is related to - if (!event.relatedTarget) { - event.relatedTarget = event.fromElement === event.target ? event.toElement : event.fromElement; - } - - // Stop the default browser action - event.preventDefault = function () { - if (old.preventDefault) { - old.preventDefault(); - } - event.returnValue = false; - old.returnValue = false; - event.defaultPrevented = true; - }; - - event.defaultPrevented = false; - - // Stop the event from bubbling - event.stopPropagation = function () { - if (old.stopPropagation) { - old.stopPropagation(); - } - event.cancelBubble = true; - old.cancelBubble = true; - event.isPropagationStopped = returnTrue; - }; - - event.isPropagationStopped = returnFalse; - - // Stop the event from bubbling and executing other handlers - event.stopImmediatePropagation = function () { - if (old.stopImmediatePropagation) { - old.stopImmediatePropagation(); - } - event.isImmediatePropagationStopped = returnTrue; - event.stopPropagation(); - }; - - event.isImmediatePropagationStopped = returnFalse; - - // Handle mouse position - if (event.clientX !== null && event.clientX !== undefined) { - var doc = document_1.documentElement; - var body = document_1.body; - - event.pageX = event.clientX + (doc && doc.scrollLeft || body && body.scrollLeft || 0) - (doc && doc.clientLeft || body && body.clientLeft || 0); - event.pageY = event.clientY + (doc && doc.scrollTop || body && body.scrollTop || 0) - (doc && doc.clientTop || body && body.clientTop || 0); - } - - // Handle key presses - event.which = event.charCode || event.keyCode; - - // Fix button for mouse clicks: - // 0 == left; 1 == middle; 2 == right - if (event.button !== null && event.button !== undefined) { - - // The following is disabled because it does not pass videojs-standard - // and... yikes. - /* eslint-disable */ - event.button = event.button & 1 ? 0 : event.button & 4 ? 1 : event.button & 2 ? 2 : 0; - /* eslint-enable */ - } - } - - // Returns fixed-up instance - return event; -} - -/** - * Whether passive event listeners are supported - */ -var _supportsPassive = false; - -(function () { - try { - var opts = Object.defineProperty({}, 'passive', { - get: function get() { - _supportsPassive = true; - } - }); - - window_1.addEventListener('test', null, opts); - window_1.removeEventListener('test', null, opts); - } catch (e) { - // disregard - } -})(); - -/** - * Touch events Chrome expects to be passive - */ -var passiveEvents = ['touchstart', 'touchmove']; - -/** - * Add an event listener to element - * It stores the handler function in a separate cache object - * and adds a generic handler to the element's event, - * along with a unique id (guid) to the element. - * - * @param {Element|Object} elem - * Element or object to bind listeners to - * - * @param {string|string[]} type - * Type of event to bind to. - * - * @param {EventTarget~EventListener} fn - * Event listener. - */ -function on(elem, type, fn) { - if (Array.isArray(type)) { - return _handleMultipleEvents(on, elem, type, fn); - } - - var data = getData(elem); - - // We need a place to store all our handler data - if (!data.handlers) { - data.handlers = {}; - } - - if (!data.handlers[type]) { - data.handlers[type] = []; - } - - if (!fn.guid) { - fn.guid = newGUID(); - } - - data.handlers[type].push(fn); - - if (!data.dispatcher) { - data.disabled = false; - - data.dispatcher = function (event, hash) { - - if (data.disabled) { - return; - } - - event = fixEvent(event); - - var handlers = data.handlers[event.type]; - - if (handlers) { - // Copy handlers so if handlers are added/removed during the process it doesn't throw everything off. - var handlersCopy = handlers.slice(0); - - for (var m = 0, n = handlersCopy.length; m < n; m++) { - if (event.isImmediatePropagationStopped()) { - break; - } else { - try { - handlersCopy[m].call(elem, event, hash); - } catch (e) { - log$1.error(e); - } - } - } - } - }; - } - - if (data.handlers[type].length === 1) { - if (elem.addEventListener) { - var options = false; - - if (_supportsPassive && passiveEvents.indexOf(type) > -1) { - options = { passive: true }; - } - elem.addEventListener(type, data.dispatcher, options); - } else if (elem.attachEvent) { - elem.attachEvent('on' + type, data.dispatcher); - } - } -} - -/** - * Removes event listeners from an element - * - * @param {Element|Object} elem - * Object to remove listeners from. - * - * @param {string|string[]} [type] - * Type of listener to remove. Don't include to remove all events from element. - * - * @param {EventTarget~EventListener} [fn] - * Specific listener to remove. Don't include to remove listeners for an event - * type. - */ -function off(elem, type, fn) { - // Don't want to add a cache object through getElData if not needed - if (!hasData(elem)) { - return; - } - - var data = getData(elem); - - // If no events exist, nothing to unbind - if (!data.handlers) { - return; - } - - if (Array.isArray(type)) { - return _handleMultipleEvents(off, elem, type, fn); - } - - // Utility function - var removeType = function removeType(el, t) { - data.handlers[t] = []; - _cleanUpEvents(el, t); - }; - - // Are we removing all bound events? - if (type === undefined) { - for (var t in data.handlers) { - if (Object.prototype.hasOwnProperty.call(data.handlers || {}, t)) { - removeType(elem, t); - } - } - return; - } - - var handlers = data.handlers[type]; - - // If no handlers exist, nothing to unbind - if (!handlers) { - return; - } - - // If no listener was provided, remove all listeners for type - if (!fn) { - removeType(elem, type); - return; - } - - // We're only removing a single handler - if (fn.guid) { - for (var n = 0; n < handlers.length; n++) { - if (handlers[n].guid === fn.guid) { - handlers.splice(n--, 1); - } - } - } - - _cleanUpEvents(elem, type); -} - -/** - * Trigger an event for an element - * - * @param {Element|Object} elem - * Element to trigger an event on - * - * @param {EventTarget~Event|string} event - * A string (the type) or an event object with a type attribute - * - * @param {Object} [hash] - * data hash to pass along with the event - * - * @return {boolean|undefined} - * - Returns the opposite of `defaultPrevented` if default was prevented - * - Otherwise returns undefined - */ -function trigger(elem, event, hash) { - // Fetches element data and a reference to the parent (for bubbling). - // Don't want to add a data object to cache for every parent, - // so checking hasElData first. - var elemData = hasData(elem) ? getData(elem) : {}; - var parent = elem.parentNode || elem.ownerDocument; - // type = event.type || event, - // handler; - - // If an event name was passed as a string, creates an event out of it - if (typeof event === 'string') { - event = { type: event, target: elem }; - } else if (!event.target) { - event.target = elem; - } - - // Normalizes the event properties. - event = fixEvent(event); - - // If the passed element has a dispatcher, executes the established handlers. - if (elemData.dispatcher) { - elemData.dispatcher.call(elem, event, hash); - } - - // Unless explicitly stopped or the event does not bubble (e.g. media events) - // recursively calls this function to bubble the event up the DOM. - if (parent && !event.isPropagationStopped() && event.bubbles === true) { - trigger.call(null, parent, event, hash); - - // If at the top of the DOM, triggers the default action unless disabled. - } else if (!parent && !event.defaultPrevented) { - var targetData = getData(event.target); - - // Checks if the target has a default action for this event. - if (event.target[event.type]) { - // Temporarily disables event dispatching on the target as we have already executed the handler. - targetData.disabled = true; - // Executes the default action. - if (typeof event.target[event.type] === 'function') { - event.target[event.type](); - } - // Re-enables event dispatching. - targetData.disabled = false; - } - } - - // Inform the triggerer if the default was prevented by returning false - return !event.defaultPrevented; -} - -/** - * Trigger a listener only once for an event - * - * @param {Element|Object} elem - * Element or object to bind to. - * - * @param {string|string[]} type - * Name/type of event - * - * @param {Event~EventListener} fn - * Event Listener function - */ -function one(elem, type, fn) { - if (Array.isArray(type)) { - return _handleMultipleEvents(one, elem, type, fn); - } - var func = function func() { - off(elem, type, func); - fn.apply(this, arguments); - }; - - // copy the guid to the new function so it can removed using the original function's ID - func.guid = fn.guid = fn.guid || newGUID(); - on(elem, type, func); -} - -var Events = (Object.freeze || Object)({ - fixEvent: fixEvent, - on: on, - off: off, - trigger: trigger, - one: one -}); - -/** - * @file setup.js - Functions for setting up a player without - * user interaction based on the data-setup `attribute` of the video tag. - * - * @module setup - */ -var _windowLoaded = false; -var videojs$2 = void 0; - -/** - * Set up any tags that have a data-setup `attribute` when the player is started. - */ -var autoSetup = function autoSetup() { - - // Protect against breakage in non-browser environments. - if (!isReal()) { - return; - } - - // One day, when we stop supporting IE8, go back to this, but in the meantime...*hack hack hack* - // var vids = Array.prototype.slice.call(document.getElementsByTagName('video')); - // var audios = Array.prototype.slice.call(document.getElementsByTagName('audio')); - // var mediaEls = vids.concat(audios); - - // Because IE8 doesn't support calling slice on a node list, we need to loop - // through each list of elements to build up a new, combined list of elements. - var vids = document_1.getElementsByTagName('video'); - var audios = document_1.getElementsByTagName('audio'); - var divs = document_1.getElementsByTagName('video-js'); - var mediaEls = []; - - if (vids && vids.length > 0) { - for (var i = 0, e = vids.length; i < e; i++) { - mediaEls.push(vids[i]); - } - } - - if (audios && audios.length > 0) { - for (var _i = 0, _e = audios.length; _i < _e; _i++) { - mediaEls.push(audios[_i]); - } - } - - if (divs && divs.length > 0) { - for (var _i2 = 0, _e2 = divs.length; _i2 < _e2; _i2++) { - mediaEls.push(divs[_i2]); - } - } - - // Check if any media elements exist - if (mediaEls && mediaEls.length > 0) { - - for (var _i3 = 0, _e3 = mediaEls.length; _i3 < _e3; _i3++) { - var mediaEl = mediaEls[_i3]; - - // Check if element exists, has getAttribute func. - // IE seems to consider typeof el.getAttribute == 'object' instead of - // 'function' like expected, at least when loading the player immediately. - if (mediaEl && mediaEl.getAttribute) { - - // Make sure this player hasn't already been set up. - if (mediaEl.player === undefined) { - var options = mediaEl.getAttribute('data-setup'); - - // Check if data-setup attr exists. - // We only auto-setup if they've added the data-setup attr. - if (options !== null) { - // Create new video.js instance. - videojs$2(mediaEl); - } - } - - // If getAttribute isn't defined, we need to wait for the DOM. - } else { - autoSetupTimeout(1); - break; - } - } - - // No videos were found, so keep looping unless page is finished loading. - } else if (!_windowLoaded) { - autoSetupTimeout(1); - } -}; - -/** - * Wait until the page is loaded before running autoSetup. This will be called in - * autoSetup if `hasLoaded` returns false. - * - * @param {number} wait - * How long to wait in ms - * - * @param {module:videojs} [vjs] - * The videojs library function - */ -function autoSetupTimeout(wait, vjs) { - if (vjs) { - videojs$2 = vjs; - } - - window_1.setTimeout(autoSetup, wait); -} - -if (isReal() && document_1.readyState === 'complete') { - _windowLoaded = true; -} else { - /** - * Listen for the load event on window, and set _windowLoaded to true. - * - * @listens load - */ - one(window_1, 'load', function () { - _windowLoaded = true; - }); -} - -/** - * @file stylesheet.js - * @module stylesheet - */ -/** - * Create a DOM syle element given a className for it. - * - * @param {string} className - * The className to add to the created style element. - * - * @return {Element} - * The element that was created. - */ -var createStyleElement = function createStyleElement(className) { - var style = document_1.createElement('style'); - - style.className = className; - - return style; -}; - -/** - * Add text to a DOM element. - * - * @param {Element} el - * The Element to add text content to. - * - * @param {string} content - * The text to add to the element. - */ -var setTextContent = function setTextContent(el, content) { - if (el.styleSheet) { - el.styleSheet.cssText = content; - } else { - el.textContent = content; - } -}; - -/** - * @file fn.js - * @module fn - */ -/** - * Bind (a.k.a proxy or Context). A simple method for changing the context of a function - * It also stores a unique id on the function so it can be easily removed from events. - * - * @param {Mixed} context - * The object to bind as scope. - * - * @param {Function} fn - * The function to be bound to a scope. - * - * @param {number} [uid] - * An optional unique ID for the function to be set - * - * @return {Function} - * The new function that will be bound into the context given - */ -var bind = function bind(context, fn, uid) { - // Make sure the function has a unique ID - if (!fn.guid) { - fn.guid = newGUID(); - } - - // Create the new function that changes the context - var bound = function bound() { - return fn.apply(context, arguments); - }; - - // Allow for the ability to individualize this function - // Needed in the case where multiple objects might share the same prototype - // IF both items add an event listener with the same function, then you try to remove just one - // it will remove both because they both have the same guid. - // when using this, you need to use the bind method when you remove the listener as well. - // currently used in text tracks - bound.guid = uid ? uid + '_' + fn.guid : fn.guid; - - return bound; -}; - -/** - * Wraps the given function, `fn`, with a new function that only invokes `fn` - * at most once per every `wait` milliseconds. - * - * @param {Function} fn - * The function to be throttled. - * - * @param {Number} wait - * The number of milliseconds by which to throttle. - * - * @return {Function} - */ -var throttle = function throttle(fn, wait) { - var last = Date.now(); - - var throttled = function throttled() { - var now = Date.now(); - - if (now - last >= wait) { - fn.apply(undefined, arguments); - last = now; - } - }; - - return throttled; -}; - -/** - * Creates a debounced function that delays invoking `func` until after `wait` - * milliseconds have elapsed since the last time the debounced function was - * invoked. - * - * Inspired by lodash and underscore implementations. - * - * @param {Function} func - * The function to wrap with debounce behavior. - * - * @param {number} wait - * The number of milliseconds to wait after the last invocation. - * - * @param {boolean} [immediate] - * Whether or not to invoke the function immediately upon creation. - * - * @param {Object} [context=window] - * The "context" in which the debounced function should debounce. For - * example, if this function should be tied to a Video.js player, - * the player can be passed here. Alternatively, defaults to the - * global `window` object. - * - * @return {Function} - * A debounced function. - */ -var debounce = function debounce(func, wait, immediate) { - var context = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : window_1; - - var timeout = void 0; - - /* eslint-disable consistent-this */ - return function () { - var self = this; - var args = arguments; - - var _later = function later() { - timeout = null; - _later = null; - if (!immediate) { - func.apply(self, args); - } - }; - - if (!timeout && immediate) { - func.apply(self, args); - } - - context.clearTimeout(timeout); - timeout = context.setTimeout(_later, wait); - }; - /* eslint-enable consistent-this */ -}; - -/** - * @file src/js/event-target.js - */ -/** - * `EventTarget` is a class that can have the same API as the DOM `EventTarget`. It - * adds shorthand functions that wrap around lengthy functions. For example: - * the `on` function is a wrapper around `addEventListener`. - * - * @see [EventTarget Spec]{@link https://www.w3.org/TR/DOM-Level-2-Events/events.html#Events-EventTarget} - * @class EventTarget - */ -var EventTarget = function EventTarget() {}; - -/** - * A Custom DOM event. - * - * @typedef {Object} EventTarget~Event - * @see [Properties]{@link https://developer.mozilla.org/en-US/docs/Web/API/CustomEvent} - */ - -/** - * All event listeners should follow the following format. - * - * @callback EventTarget~EventListener - * @this {EventTarget} - * - * @param {EventTarget~Event} event - * the event that triggered this function - * - * @param {Object} [hash] - * hash of data sent during the event - */ - -/** - * An object containing event names as keys and booleans as values. - * - * > NOTE: If an event name is set to a true value here {@link EventTarget#trigger} - * will have extra functionality. See that function for more information. - * - * @property EventTarget.prototype.allowedEvents_ - * @private - */ -EventTarget.prototype.allowedEvents_ = {}; - -/** - * Adds an `event listener` to an instance of an `EventTarget`. An `event listener` is a - * function that will get called when an event with a certain name gets triggered. - * - * @param {string|string[]} type - * An event name or an array of event names. - * - * @param {EventTarget~EventListener} fn - * The function to call with `EventTarget`s - */ -EventTarget.prototype.on = function (type, fn) { - // Remove the addEventListener alias before calling Events.on - // so we don't get into an infinite type loop - var ael = this.addEventListener; - - this.addEventListener = function () {}; - on(this, type, fn); - this.addEventListener = ael; -}; - -/** - * An alias of {@link EventTarget#on}. Allows `EventTarget` to mimic - * the standard DOM API. - * - * @function - * @see {@link EventTarget#on} - */ -EventTarget.prototype.addEventListener = EventTarget.prototype.on; - -/** - * Removes an `event listener` for a specific event from an instance of `EventTarget`. - * This makes it so that the `event listener` will no longer get called when the - * named event happens. - * - * @param {string|string[]} type - * An event name or an array of event names. - * - * @param {EventTarget~EventListener} fn - * The function to remove. - */ -EventTarget.prototype.off = function (type, fn) { - off(this, type, fn); -}; - -/** - * An alias of {@link EventTarget#off}. Allows `EventTarget` to mimic - * the standard DOM API. - * - * @function - * @see {@link EventTarget#off} - */ -EventTarget.prototype.removeEventListener = EventTarget.prototype.off; - -/** - * This function will add an `event listener` that gets triggered only once. After the - * first trigger it will get removed. This is like adding an `event listener` - * with {@link EventTarget#on} that calls {@link EventTarget#off} on itself. - * - * @param {string|string[]} type - * An event name or an array of event names. - * - * @param {EventTarget~EventListener} fn - * The function to be called once for each event name. - */ -EventTarget.prototype.one = function (type, fn) { - // Remove the addEventListener alialing Events.on - // so we don't get into an infinite type loop - var ael = this.addEventListener; - - this.addEventListener = function () {}; - one(this, type, fn); - this.addEventListener = ael; -}; - -/** - * This function causes an event to happen. This will then cause any `event listeners` - * that are waiting for that event, to get called. If there are no `event listeners` - * for an event then nothing will happen. - * - * If the name of the `Event` that is being triggered is in `EventTarget.allowedEvents_`. - * Trigger will also call the `on` + `uppercaseEventName` function. - * - * Example: - * 'click' is in `EventTarget.allowedEvents_`, so, trigger will attempt to call - * `onClick` if it exists. - * - * @param {string|EventTarget~Event|Object} event - * The name of the event, an `Event`, or an object with a key of type set to - * an event name. - */ -EventTarget.prototype.trigger = function (event) { - var type = event.type || event; - - if (typeof event === 'string') { - event = { type: type }; - } - event = fixEvent(event); - - if (this.allowedEvents_[type] && this['on' + type]) { - this['on' + type](event); - } - - trigger(this, event); -}; - -/** - * An alias of {@link EventTarget#trigger}. Allows `EventTarget` to mimic - * the standard DOM API. - * - * @function - * @see {@link EventTarget#trigger} - */ -EventTarget.prototype.dispatchEvent = EventTarget.prototype.trigger; - -/** - * @file mixins/evented.js - * @module evented - */ -/** - * Returns whether or not an object has had the evented mixin applied. - * - * @param {Object} object - * An object to test. - * - * @return {boolean} - * Whether or not the object appears to be evented. - */ -var isEvented = function isEvented(object) { - return object instanceof EventTarget || !!object.eventBusEl_ && ['on', 'one', 'off', 'trigger'].every(function (k) { - return typeof object[k] === 'function'; - }); -}; - -/** - * Whether a value is a valid event type - non-empty string or array. - * - * @private - * @param {string|Array} type - * The type value to test. - * - * @return {boolean} - * Whether or not the type is a valid event type. - */ -var isValidEventType = function isValidEventType(type) { - return ( - // The regex here verifies that the `type` contains at least one non- - // whitespace character. - typeof type === 'string' && /\S/.test(type) || Array.isArray(type) && !!type.length - ); -}; - -/** - * Validates a value to determine if it is a valid event target. Throws if not. - * - * @private - * @throws {Error} - * If the target does not appear to be a valid event target. - * - * @param {Object} target - * The object to test. - */ -var validateTarget = function validateTarget(target) { - if (!target.nodeName && !isEvented(target)) { - throw new Error('Invalid target; must be a DOM node or evented object.'); - } -}; - -/** - * Validates a value to determine if it is a valid event target. Throws if not. - * - * @private - * @throws {Error} - * If the type does not appear to be a valid event type. - * - * @param {string|Array} type - * The type to test. - */ -var validateEventType = function validateEventType(type) { - if (!isValidEventType(type)) { - throw new Error('Invalid event type; must be a non-empty string or array.'); - } -}; - -/** - * Validates a value to determine if it is a valid listener. Throws if not. - * - * @private - * @throws {Error} - * If the listener is not a function. - * - * @param {Function} listener - * The listener to test. - */ -var validateListener = function validateListener(listener) { - if (typeof listener !== 'function') { - throw new Error('Invalid listener; must be a function.'); - } -}; - -/** - * Takes an array of arguments given to `on()` or `one()`, validates them, and - * normalizes them into an object. - * - * @private - * @param {Object} self - * The evented object on which `on()` or `one()` was called. This - * object will be bound as the `this` value for the listener. - * - * @param {Array} args - * An array of arguments passed to `on()` or `one()`. - * - * @return {Object} - * An object containing useful values for `on()` or `one()` calls. - */ -var normalizeListenArgs = function normalizeListenArgs(self, args) { - - // If the number of arguments is less than 3, the target is always the - // evented object itself. - var isTargetingSelf = args.length < 3 || args[0] === self || args[0] === self.eventBusEl_; - var target = void 0; - var type = void 0; - var listener = void 0; - - if (isTargetingSelf) { - target = self.eventBusEl_; - - // Deal with cases where we got 3 arguments, but we are still listening to - // the evented object itself. - if (args.length >= 3) { - args.shift(); - } - - type = args[0]; - listener = args[1]; - } else { - target = args[0]; - type = args[1]; - listener = args[2]; - } - - validateTarget(target); - validateEventType(type); - validateListener(listener); - - listener = bind(self, listener); - - return { isTargetingSelf: isTargetingSelf, target: target, type: type, listener: listener }; -}; - -/** - * Adds the listener to the event type(s) on the target, normalizing for - * the type of target. - * - * @private - * @param {Element|Object} target - * A DOM node or evented object. - * - * @param {string} method - * The event binding method to use ("on" or "one"). - * - * @param {string|Array} type - * One or more event type(s). - * - * @param {Function} listener - * A listener function. - */ -var listen = function listen(target, method, type, listener) { - validateTarget(target); - - if (target.nodeName) { - Events[method](target, type, listener); - } else { - target[method](type, listener); - } -}; - -/** - * Contains methods that provide event capabilites to an object which is passed - * to {@link module:evented|evented}. - * - * @mixin EventedMixin - */ -var EventedMixin = { - - /** - * Add a listener to an event (or events) on this object or another evented - * object. - * - * @param {string|Array|Element|Object} targetOrType - * If this is a string or array, it represents the event type(s) - * that will trigger the listener. - * - * Another evented object can be passed here instead, which will - * cause the listener to listen for events on _that_ object. - * - * In either case, the listener's `this` value will be bound to - * this object. - * - * @param {string|Array|Function} typeOrListener - * If the first argument was a string or array, this should be the - * listener function. Otherwise, this is a string or array of event - * type(s). - * - * @param {Function} [listener] - * If the first argument was another evented object, this will be - * the listener function. - */ - on: function on$$1() { - var _this = this; - - for (var _len = arguments.length, args = Array(_len), _key = 0; _key < _len; _key++) { - args[_key] = arguments[_key]; - } - - var _normalizeListenArgs = normalizeListenArgs(this, args), - isTargetingSelf = _normalizeListenArgs.isTargetingSelf, - target = _normalizeListenArgs.target, - type = _normalizeListenArgs.type, - listener = _normalizeListenArgs.listener; - - listen(target, 'on', type, listener); - - // If this object is listening to another evented object. - if (!isTargetingSelf) { - - // If this object is disposed, remove the listener. - var removeListenerOnDispose = function removeListenerOnDispose() { - return _this.off(target, type, listener); - }; - - // Use the same function ID as the listener so we can remove it later it - // using the ID of the original listener. - removeListenerOnDispose.guid = listener.guid; - - // Add a listener to the target's dispose event as well. This ensures - // that if the target is disposed BEFORE this object, we remove the - // removal listener that was just added. Otherwise, we create a memory leak. - var removeRemoverOnTargetDispose = function removeRemoverOnTargetDispose() { - return _this.off('dispose', removeListenerOnDispose); - }; - - // Use the same function ID as the listener so we can remove it later - // it using the ID of the original listener. - removeRemoverOnTargetDispose.guid = listener.guid; - - listen(this, 'on', 'dispose', removeListenerOnDispose); - listen(target, 'on', 'dispose', removeRemoverOnTargetDispose); - } - }, - - - /** - * Add a listener to an event (or events) on this object or another evented - * object. The listener will only be called once and then removed. - * - * @param {string|Array|Element|Object} targetOrType - * If this is a string or array, it represents the event type(s) - * that will trigger the listener. - * - * Another evented object can be passed here instead, which will - * cause the listener to listen for events on _that_ object. - * - * In either case, the listener's `this` value will be bound to - * this object. - * - * @param {string|Array|Function} typeOrListener - * If the first argument was a string or array, this should be the - * listener function. Otherwise, this is a string or array of event - * type(s). - * - * @param {Function} [listener] - * If the first argument was another evented object, this will be - * the listener function. - */ - one: function one$$1() { - var _this2 = this; - - for (var _len2 = arguments.length, args = Array(_len2), _key2 = 0; _key2 < _len2; _key2++) { - args[_key2] = arguments[_key2]; - } - - var _normalizeListenArgs2 = normalizeListenArgs(this, args), - isTargetingSelf = _normalizeListenArgs2.isTargetingSelf, - target = _normalizeListenArgs2.target, - type = _normalizeListenArgs2.type, - listener = _normalizeListenArgs2.listener; - - // Targeting this evented object. - - - if (isTargetingSelf) { - listen(target, 'one', type, listener); - - // Targeting another evented object. - } else { - var wrapper = function wrapper() { - for (var _len3 = arguments.length, largs = Array(_len3), _key3 = 0; _key3 < _len3; _key3++) { - largs[_key3] = arguments[_key3]; - } - - _this2.off(target, type, wrapper); - listener.apply(null, largs); - }; - - // Use the same function ID as the listener so we can remove it later - // it using the ID of the original listener. - wrapper.guid = listener.guid; - listen(target, 'one', type, wrapper); - } - }, - - - /** - * Removes listener(s) from event(s) on an evented object. - * - * @param {string|Array|Element|Object} [targetOrType] - * If this is a string or array, it represents the event type(s). - * - * Another evented object can be passed here instead, in which case - * ALL 3 arguments are _required_. - * - * @param {string|Array|Function} [typeOrListener] - * If the first argument was a string or array, this may be the - * listener function. Otherwise, this is a string or array of event - * type(s). - * - * @param {Function} [listener] - * If the first argument was another evented object, this will be - * the listener function; otherwise, _all_ listeners bound to the - * event type(s) will be removed. - */ - off: function off$$1(targetOrType, typeOrListener, listener) { - - // Targeting this evented object. - if (!targetOrType || isValidEventType(targetOrType)) { - off(this.eventBusEl_, targetOrType, typeOrListener); - - // Targeting another evented object. - } else { - var target = targetOrType; - var type = typeOrListener; - - // Fail fast and in a meaningful way! - validateTarget(target); - validateEventType(type); - validateListener(listener); - - // Ensure there's at least a guid, even if the function hasn't been used - listener = bind(this, listener); - - // Remove the dispose listener on this evented object, which was given - // the same guid as the event listener in on(). - this.off('dispose', listener); - - if (target.nodeName) { - off(target, type, listener); - off(target, 'dispose', listener); - } else if (isEvented(target)) { - target.off(type, listener); - target.off('dispose', listener); - } - } - }, - - - /** - * Fire an event on this evented object, causing its listeners to be called. - * - * @param {string|Object} event - * An event type or an object with a type property. - * - * @param {Object} [hash] - * An additional object to pass along to listeners. - * - * @returns {boolean} - * Whether or not the default behavior was prevented. - */ - trigger: function trigger$$1(event, hash) { - return trigger(this.eventBusEl_, event, hash); - } -}; - -/** - * Applies {@link module:evented~EventedMixin|EventedMixin} to a target object. - * - * @param {Object} target - * The object to which to add event methods. - * - * @param {Object} [options={}] - * Options for customizing the mixin behavior. - * - * @param {String} [options.eventBusKey] - * By default, adds a `eventBusEl_` DOM element to the target object, - * which is used as an event bus. If the target object already has a - * DOM element that should be used, pass its key here. - * - * @return {Object} - * The target object. - */ -function evented(target) { - var options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {}; - var eventBusKey = options.eventBusKey; - - // Set or create the eventBusEl_. - - if (eventBusKey) { - if (!target[eventBusKey].nodeName) { - throw new Error('The eventBusKey "' + eventBusKey + '" does not refer to an element.'); - } - target.eventBusEl_ = target[eventBusKey]; - } else { - target.eventBusEl_ = createEl('span', { className: 'vjs-event-bus' }); - } - - assign(target, EventedMixin); - - // When any evented object is disposed, it removes all its listeners. - target.on('dispose', function () { - target.off(); - window_1.setTimeout(function () { - target.eventBusEl_ = null; - }, 0); - }); - - return target; -} - -/** - * @file mixins/stateful.js - * @module stateful - */ -/** - * Contains methods that provide statefulness to an object which is passed - * to {@link module:stateful}. - * - * @mixin StatefulMixin - */ -var StatefulMixin = { - - /** - * A hash containing arbitrary keys and values representing the state of - * the object. - * - * @type {Object} - */ - state: {}, - - /** - * Set the state of an object by mutating its - * {@link module:stateful~StatefulMixin.state|state} object in place. - * - * @fires module:stateful~StatefulMixin#statechanged - * @param {Object|Function} stateUpdates - * A new set of properties to shallow-merge into the plugin state. - * Can be a plain object or a function returning a plain object. - * - * @returns {Object|undefined} - * An object containing changes that occurred. If no changes - * occurred, returns `undefined`. - */ - setState: function setState(stateUpdates) { - var _this = this; - - // Support providing the `stateUpdates` state as a function. - if (typeof stateUpdates === 'function') { - stateUpdates = stateUpdates(); - } - - var changes = void 0; - - each(stateUpdates, function (value, key) { - - // Record the change if the value is different from what's in the - // current state. - if (_this.state[key] !== value) { - changes = changes || {}; - changes[key] = { - from: _this.state[key], - to: value - }; - } - - _this.state[key] = value; - }); - - // Only trigger "statechange" if there were changes AND we have a trigger - // function. This allows us to not require that the target object be an - // evented object. - if (changes && isEvented(this)) { - - /** - * An event triggered on an object that is both - * {@link module:stateful|stateful} and {@link module:evented|evented} - * indicating that its state has changed. - * - * @event module:stateful~StatefulMixin#statechanged - * @type {Object} - * @property {Object} changes - * A hash containing the properties that were changed and - * the values they were changed `from` and `to`. - */ - this.trigger({ - changes: changes, - type: 'statechanged' - }); - } - - return changes; - } -}; - -/** - * Applies {@link module:stateful~StatefulMixin|StatefulMixin} to a target - * object. - * - * If the target object is {@link module:evented|evented} and has a - * `handleStateChanged` method, that method will be automatically bound to the - * `statechanged` event on itself. - * - * @param {Object} target - * The object to be made stateful. - * - * @param {Object} [defaultState] - * A default set of properties to populate the newly-stateful object's - * `state` property. - * - * @returns {Object} - * Returns the `target`. - */ -function stateful(target, defaultState) { - assign(target, StatefulMixin); - - // This happens after the mixing-in because we need to replace the `state` - // added in that step. - target.state = assign({}, target.state, defaultState); - - // Auto-bind the `handleStateChanged` method of the target object if it exists. - if (typeof target.handleStateChanged === 'function' && isEvented(target)) { - target.on('statechanged', target.handleStateChanged); - } - - return target; -} - -/** - * @file to-title-case.js - * @module to-title-case - */ - -/** - * Uppercase the first letter of a string. - * - * @param {string} string - * String to be uppercased - * - * @return {string} - * The string with an uppercased first letter - */ -function toTitleCase(string) { - if (typeof string !== 'string') { - return string; - } - - return string.charAt(0).toUpperCase() + string.slice(1); -} - -/** - * Compares the TitleCase versions of the two strings for equality. - * - * @param {string} str1 - * The first string to compare - * - * @param {string} str2 - * The second string to compare - * - * @return {boolean} - * Whether the TitleCase versions of the strings are equal - */ -function titleCaseEquals(str1, str2) { - return toTitleCase(str1) === toTitleCase(str2); -} - -/** - * @file merge-options.js - * @module merge-options - */ -/** - * Deep-merge one or more options objects, recursively merging **only** plain - * object properties. - * - * @param {Object[]} sources - * One or more objects to merge into a new object. - * - * @returns {Object} - * A new object that is the merged result of all sources. - */ -function mergeOptions() { - var result = {}; - - for (var _len = arguments.length, sources = Array(_len), _key = 0; _key < _len; _key++) { - sources[_key] = arguments[_key]; - } - - sources.forEach(function (source) { - if (!source) { - return; - } - - each(source, function (value, key) { - if (!isPlain(value)) { - result[key] = value; - return; - } - - if (!isPlain(result[key])) { - result[key] = {}; - } - - result[key] = mergeOptions(result[key], value); - }); - }); - - return result; -} - -/** - * Player Component - Base class for all UI objects - * - * @file component.js - */ -/** - * Base class for all UI Components. - * Components are UI objects which represent both a javascript object and an element - * in the DOM. They can be children of other components, and can have - * children themselves. - * - * Components can also use methods from {@link EventTarget} - */ - -var Component = function () { - - /** - * A callback that is called when a component is ready. Does not have any - * paramters and any callback value will be ignored. - * - * @callback Component~ReadyCallback - * @this Component - */ - - /** - * Creates an instance of this class. - * - * @param {Player} player - * The `Player` that this class should be attached to. - * - * @param {Object} [options] - * The key/value store of player options. - * - * @param {Object[]} [options.children] - * An array of children objects to intialize this component with. Children objects have - * a name property that will be used if more than one component of the same type needs to be - * added. - * - * @param {Component~ReadyCallback} [ready] - * Function that gets called when the `Component` is ready. - */ - function Component(player, options, ready) { - classCallCheck(this, Component); - - - // The component might be the player itself and we can't pass `this` to super - if (!player && this.play) { - this.player_ = player = this; // eslint-disable-line - } else { - this.player_ = player; - } - - // Make a copy of prototype.options_ to protect against overriding defaults - this.options_ = mergeOptions({}, this.options_); - - // Updated options with supplied options - options = this.options_ = mergeOptions(this.options_, options); - - // Get ID from options or options element if one is supplied - this.id_ = options.id || options.el && options.el.id; - - // If there was no ID from the options, generate one - if (!this.id_) { - // Don't require the player ID function in the case of mock players - var id = player && player.id && player.id() || 'no_player'; - - this.id_ = id + '_component_' + newGUID(); - } - - this.name_ = options.name || null; - - // Create element if one wasn't provided in options - if (options.el) { - this.el_ = options.el; - } else if (options.createEl !== false) { - this.el_ = this.createEl(); - } - - // if evented is anything except false, we want to mixin in evented - if (options.evented !== false) { - // Make this an evented object and use `el_`, if available, as its event bus - evented(this, { eventBusKey: this.el_ ? 'el_' : null }); - } - stateful(this, this.constructor.defaultState); - - this.children_ = []; - this.childIndex_ = {}; - this.childNameIndex_ = {}; - - // Add any child components in options - if (options.initChildren !== false) { - this.initChildren(); - } - - this.ready(ready); - // Don't want to trigger ready here or it will before init is actually - // finished for all children that run this constructor - - if (options.reportTouchActivity !== false) { - this.enableTouchActivity(); - } - } - - /** - * Dispose of the `Component` and all child components. - * - * @fires Component#dispose - */ - - - Component.prototype.dispose = function dispose() { - - /** - * Triggered when a `Component` is disposed. - * - * @event Component#dispose - * @type {EventTarget~Event} - * - * @property {boolean} [bubbles=false] - * set to false so that the close event does not - * bubble up - */ - this.trigger({ type: 'dispose', bubbles: false }); - - // Dispose all children. - if (this.children_) { - for (var i = this.children_.length - 1; i >= 0; i--) { - if (this.children_[i].dispose) { - this.children_[i].dispose(); - } - } - } - - // Delete child references - this.children_ = null; - this.childIndex_ = null; - this.childNameIndex_ = null; - - if (this.el_) { - // Remove element from DOM - if (this.el_.parentNode) { - this.el_.parentNode.removeChild(this.el_); - } - - removeData(this.el_); - this.el_ = null; - } - - // remove reference to the player after disposing of the element - this.player_ = null; - }; - - /** - * Return the {@link Player} that the `Component` has attached to. - * - * @return {Player} - * The player that this `Component` has attached to. - */ - - - Component.prototype.player = function player() { - return this.player_; - }; - - /** - * Deep merge of options objects with new options. - * > Note: When both `obj` and `options` contain properties whose values are objects. - * The two properties get merged using {@link module:mergeOptions} - * - * @param {Object} obj - * The object that contains new options. - * - * @return {Object} - * A new object of `this.options_` and `obj` merged together. - * - * @deprecated since version 5 - */ - - - Component.prototype.options = function options(obj) { - log$1.warn('this.options() has been deprecated and will be moved to the constructor in 6.0'); - - if (!obj) { - return this.options_; - } - - this.options_ = mergeOptions(this.options_, obj); - return this.options_; - }; - - /** - * Get the `Component`s DOM element - * - * @return {Element} - * The DOM element for this `Component`. - */ - - - Component.prototype.el = function el() { - return this.el_; - }; - - /** - * Create the `Component`s DOM element. - * - * @param {string} [tagName] - * Element's DOM node type. e.g. 'div' - * - * @param {Object} [properties] - * An object of properties that should be set. - * - * @param {Object} [attributes] - * An object of attributes that should be set. - * - * @return {Element} - * The element that gets created. - */ - - - Component.prototype.createEl = function createEl$$1(tagName, properties, attributes) { - return createEl(tagName, properties, attributes); - }; - - /** - * Localize a string given the string in english. - * - * If tokens are provided, it'll try and run a simple token replacement on the provided string. - * The tokens it looks for look like `{1}` with the index being 1-indexed into the tokens array. - * - * If a `defaultValue` is provided, it'll use that over `string`, - * if a value isn't found in provided language files. - * This is useful if you want to have a descriptive key for token replacement - * but have a succinct localized string and not require `en.json` to be included. - * - * Currently, it is used for the progress bar timing. - * ```js - * { - * "progress bar timing: currentTime={1} duration={2}": "{1} of {2}" - * } - * ``` - * It is then used like so: - * ```js - * this.localize('progress bar timing: currentTime={1} duration{2}', - * [this.player_.currentTime(), this.player_.duration()], - * '{1} of {2}'); - * ``` - * - * Which outputs something like: `01:23 of 24:56`. - * - * - * @param {string} string - * The string to localize and the key to lookup in the language files. - * @param {string[]} [tokens] - * If the current item has token replacements, provide the tokens here. - * @param {string} [defaultValue] - * Defaults to `string`. Can be a default value to use for token replacement - * if the lookup key is needed to be separate. - * - * @return {string} - * The localized string or if no localization exists the english string. - */ - - - Component.prototype.localize = function localize(string, tokens) { - var defaultValue = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : string; - - var code = this.player_.language && this.player_.language(); - var languages = this.player_.languages && this.player_.languages(); - var language = languages && languages[code]; - var primaryCode = code && code.split('-')[0]; - var primaryLang = languages && languages[primaryCode]; - - var localizedString = defaultValue; - - if (language && language[string]) { - localizedString = language[string]; - } else if (primaryLang && primaryLang[string]) { - localizedString = primaryLang[string]; - } - - if (tokens) { - localizedString = localizedString.replace(/\{(\d+)\}/g, function (match, index) { - var value = tokens[index - 1]; - var ret = value; - - if (typeof value === 'undefined') { - ret = match; - } - - return ret; - }); - } - - return localizedString; - }; - - /** - * Return the `Component`s DOM element. This is where children get inserted. - * This will usually be the the same as the element returned in {@link Component#el}. - * - * @return {Element} - * The content element for this `Component`. - */ - - - Component.prototype.contentEl = function contentEl() { - return this.contentEl_ || this.el_; - }; - - /** - * Get this `Component`s ID - * - * @return {string} - * The id of this `Component` - */ - - - Component.prototype.id = function id() { - return this.id_; - }; - - /** - * Get the `Component`s name. The name gets used to reference the `Component` - * and is set during registration. - * - * @return {string} - * The name of this `Component`. - */ - - - Component.prototype.name = function name() { - return this.name_; - }; - - /** - * Get an array of all child components - * - * @return {Array} - * The children - */ - - - Component.prototype.children = function children() { - return this.children_; - }; - - /** - * Returns the child `Component` with the given `id`. - * - * @param {string} id - * The id of the child `Component` to get. - * - * @return {Component|undefined} - * The child `Component` with the given `id` or undefined. - */ - - - Component.prototype.getChildById = function getChildById(id) { - return this.childIndex_[id]; - }; - - /** - * Returns the child `Component` with the given `name`. - * - * @param {string} name - * The name of the child `Component` to get. - * - * @return {Component|undefined} - * The child `Component` with the given `name` or undefined. - */ - - - Component.prototype.getChild = function getChild(name) { - if (!name) { - return; - } - - name = toTitleCase(name); - - return this.childNameIndex_[name]; - }; - - /** - * Add a child `Component` inside the current `Component`. - * - * - * @param {string|Component} child - * The name or instance of a child to add. - * - * @param {Object} [options={}] - * The key/value store of options that will get passed to children of - * the child. - * - * @param {number} [index=this.children_.length] - * The index to attempt to add a child into. - * - * @return {Component} - * The `Component` that gets added as a child. When using a string the - * `Component` will get created by this process. - */ - - - Component.prototype.addChild = function addChild(child) { - var options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {}; - var index = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : this.children_.length; - - var component = void 0; - var componentName = void 0; - - // If child is a string, create component with options - if (typeof child === 'string') { - componentName = toTitleCase(child); - - var componentClassName = options.componentClass || componentName; - - // Set name through options - options.name = componentName; - - // Create a new object & element for this controls set - // If there's no .player_, this is a player - var ComponentClass = Component.getComponent(componentClassName); - - if (!ComponentClass) { - throw new Error('Component ' + componentClassName + ' does not exist'); - } - - // data stored directly on the videojs object may be - // misidentified as a component to retain - // backwards-compatibility with 4.x. check to make sure the - // component class can be instantiated. - if (typeof ComponentClass !== 'function') { - return null; - } - - component = new ComponentClass(this.player_ || this, options); - - // child is a component instance - } else { - component = child; - } - - this.children_.splice(index, 0, component); - - if (typeof component.id === 'function') { - this.childIndex_[component.id()] = component; - } - - // If a name wasn't used to create the component, check if we can use the - // name function of the component - componentName = componentName || component.name && toTitleCase(component.name()); - - if (componentName) { - this.childNameIndex_[componentName] = component; - } - - // Add the UI object's element to the container div (box) - // Having an element is not required - if (typeof component.el === 'function' && component.el()) { - var childNodes = this.contentEl().children; - var refNode = childNodes[index] || null; - - this.contentEl().insertBefore(component.el(), refNode); - } - - // Return so it can stored on parent object if desired. - return component; - }; - - /** - * Remove a child `Component` from this `Component`s list of children. Also removes - * the child `Component`s element from this `Component`s element. - * - * @param {Component} component - * The child `Component` to remove. - */ - - - Component.prototype.removeChild = function removeChild(component) { - if (typeof component === 'string') { - component = this.getChild(component); - } - - if (!component || !this.children_) { - return; - } - - var childFound = false; - - for (var i = this.children_.length - 1; i >= 0; i--) { - if (this.children_[i] === component) { - childFound = true; - this.children_.splice(i, 1); - break; - } - } - - if (!childFound) { - return; - } - - this.childIndex_[component.id()] = null; - this.childNameIndex_[component.name()] = null; - - var compEl = component.el(); - - if (compEl && compEl.parentNode === this.contentEl()) { - this.contentEl().removeChild(component.el()); - } - }; - - /** - * Add and initialize default child `Component`s based upon options. - */ - - - Component.prototype.initChildren = function initChildren() { - var _this = this; - - var children = this.options_.children; - - if (children) { - // `this` is `parent` - var parentOptions = this.options_; - - var handleAdd = function handleAdd(child) { - var name = child.name; - var opts = child.opts; - - // Allow options for children to be set at the parent options - // e.g. videojs(id, { controlBar: false }); - // instead of videojs(id, { children: { controlBar: false }); - if (parentOptions[name] !== undefined) { - opts = parentOptions[name]; - } - - // Allow for disabling default components - // e.g. options['children']['posterImage'] = false - if (opts === false) { - return; - } - - // Allow options to be passed as a simple boolean if no configuration - // is necessary. - if (opts === true) { - opts = {}; - } - - // We also want to pass the original player options - // to each component as well so they don't need to - // reach back into the player for options later. - opts.playerOptions = _this.options_.playerOptions; - - // Create and add the child component. - // Add a direct reference to the child by name on the parent instance. - // If two of the same component are used, different names should be supplied - // for each - var newChild = _this.addChild(name, opts); - - if (newChild) { - _this[name] = newChild; - } - }; - - // Allow for an array of children details to passed in the options - var workingChildren = void 0; - var Tech = Component.getComponent('Tech'); - - if (Array.isArray(children)) { - workingChildren = children; - } else { - workingChildren = Object.keys(children); - } - - workingChildren - // children that are in this.options_ but also in workingChildren would - // give us extra children we do not want. So, we want to filter them out. - .concat(Object.keys(this.options_).filter(function (child) { - return !workingChildren.some(function (wchild) { - if (typeof wchild === 'string') { - return child === wchild; - } - return child === wchild.name; - }); - })).map(function (child) { - var name = void 0; - var opts = void 0; - - if (typeof child === 'string') { - name = child; - opts = children[name] || _this.options_[name] || {}; - } else { - name = child.name; - opts = child; - } - - return { name: name, opts: opts }; - }).filter(function (child) { - // we have to make sure that child.name isn't in the techOrder since - // techs are registerd as Components but can't aren't compatible - // See https://github.com/videojs/video.js/issues/2772 - var c = Component.getComponent(child.opts.componentClass || toTitleCase(child.name)); - - return c && !Tech.isTech(c); - }).forEach(handleAdd); - } - }; - - /** - * Builds the default DOM class name. Should be overriden by sub-components. - * - * @return {string} - * The DOM class name for this object. - * - * @abstract - */ - - - Component.prototype.buildCSSClass = function buildCSSClass() { - // Child classes can include a function that does: - // return 'CLASS NAME' + this._super(); - return ''; - }; - - /** - * Bind a listener to the component's ready state. - * Different from event listeners in that if the ready event has already happened - * it will trigger the function immediately. - * - * @return {Component} - * Returns itself; method can be chained. - */ - - - Component.prototype.ready = function ready(fn) { - var sync = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false; - - if (!fn) { - return; - } - - if (!this.isReady_) { - this.readyQueue_ = this.readyQueue_ || []; - this.readyQueue_.push(fn); - return; - } - - if (sync) { - fn.call(this); - } else { - // Call the function asynchronously by default for consistency - this.setTimeout(fn, 1); - } - }; - - /** - * Trigger all the ready listeners for this `Component`. - * - * @fires Component#ready - */ - - - Component.prototype.triggerReady = function triggerReady() { - this.isReady_ = true; - - // Ensure ready is triggered asynchronously - this.setTimeout(function () { - var readyQueue = this.readyQueue_; - - // Reset Ready Queue - this.readyQueue_ = []; - - if (readyQueue && readyQueue.length > 0) { - readyQueue.forEach(function (fn) { - fn.call(this); - }, this); - } - - // Allow for using event listeners also - /** - * Triggered when a `Component` is ready. - * - * @event Component#ready - * @type {EventTarget~Event} - */ - this.trigger('ready'); - }, 1); - }; - - /** - * Find a single DOM element matching a `selector`. This can be within the `Component`s - * `contentEl()` or another custom context. - * - * @param {string} selector - * A valid CSS selector, which will be passed to `querySelector`. - * - * @param {Element|string} [context=this.contentEl()] - * A DOM element within which to query. Can also be a selector string in - * which case the first matching element will get used as context. If - * missing `this.contentEl()` gets used. If `this.contentEl()` returns - * nothing it falls back to `document`. - * - * @return {Element|null} - * the dom element that was found, or null - * - * @see [Information on CSS Selectors](https://developer.mozilla.org/en-US/docs/Web/Guide/CSS/Getting_Started/Selectors) - */ - - - Component.prototype.$ = function $$$1(selector, context) { - return $(selector, context || this.contentEl()); - }; - - /** - * Finds all DOM element matching a `selector`. This can be within the `Component`s - * `contentEl()` or another custom context. - * - * @param {string} selector - * A valid CSS selector, which will be passed to `querySelectorAll`. - * - * @param {Element|string} [context=this.contentEl()] - * A DOM element within which to query. Can also be a selector string in - * which case the first matching element will get used as context. If - * missing `this.contentEl()` gets used. If `this.contentEl()` returns - * nothing it falls back to `document`. - * - * @return {NodeList} - * a list of dom elements that were found - * - * @see [Information on CSS Selectors](https://developer.mozilla.org/en-US/docs/Web/Guide/CSS/Getting_Started/Selectors) - */ - - - Component.prototype.$$ = function $$$$1(selector, context) { - return $$(selector, context || this.contentEl()); - }; - - /** - * Check if a component's element has a CSS class name. - * - * @param {string} classToCheck - * CSS class name to check. - * - * @return {boolean} - * - True if the `Component` has the class. - * - False if the `Component` does not have the class` - */ - - - Component.prototype.hasClass = function hasClass$$1(classToCheck) { - return hasClass(this.el_, classToCheck); - }; - - /** - * Add a CSS class name to the `Component`s element. - * - * @param {string} classToAdd - * CSS class name to add - */ - - - Component.prototype.addClass = function addClass$$1(classToAdd) { - addClass(this.el_, classToAdd); - }; - - /** - * Remove a CSS class name from the `Component`s element. - * - * @param {string} classToRemove - * CSS class name to remove - */ - - - Component.prototype.removeClass = function removeClass$$1(classToRemove) { - removeClass(this.el_, classToRemove); - }; - - /** - * Add or remove a CSS class name from the component's element. - * - `classToToggle` gets added when {@link Component#hasClass} would return false. - * - `classToToggle` gets removed when {@link Component#hasClass} would return true. - * - * @param {string} classToToggle - * The class to add or remove based on (@link Component#hasClass} - * - * @param {boolean|Dom~predicate} [predicate] - * An {@link Dom~predicate} function or a boolean - */ - - - Component.prototype.toggleClass = function toggleClass$$1(classToToggle, predicate) { - toggleClass(this.el_, classToToggle, predicate); - }; - - /** - * Show the `Component`s element if it is hidden by removing the - * 'vjs-hidden' class name from it. - */ - - - Component.prototype.show = function show() { - this.removeClass('vjs-hidden'); - }; - - /** - * Hide the `Component`s element if it is currently showing by adding the - * 'vjs-hidden` class name to it. - */ - - - Component.prototype.hide = function hide() { - this.addClass('vjs-hidden'); - }; - - /** - * Lock a `Component`s element in its visible state by adding the 'vjs-lock-showing' - * class name to it. Used during fadeIn/fadeOut. - * - * @private - */ - - - Component.prototype.lockShowing = function lockShowing() { - this.addClass('vjs-lock-showing'); - }; - - /** - * Unlock a `Component`s element from its visible state by removing the 'vjs-lock-showing' - * class name from it. Used during fadeIn/fadeOut. - * - * @private - */ - - - Component.prototype.unlockShowing = function unlockShowing() { - this.removeClass('vjs-lock-showing'); - }; - - /** - * Get the value of an attribute on the `Component`s element. - * - * @param {string} attribute - * Name of the attribute to get the value from. - * - * @return {string|null} - * - The value of the attribute that was asked for. - * - Can be an empty string on some browsers if the attribute does not exist - * or has no value - * - Most browsers will return null if the attibute does not exist or has - * no value. - * - * @see [DOM API]{@link https://developer.mozilla.org/en-US/docs/Web/API/Element/getAttribute} - */ - - - Component.prototype.getAttribute = function getAttribute$$1(attribute) { - return getAttribute(this.el_, attribute); - }; - - /** - * Set the value of an attribute on the `Component`'s element - * - * @param {string} attribute - * Name of the attribute to set. - * - * @param {string} value - * Value to set the attribute to. - * - * @see [DOM API]{@link https://developer.mozilla.org/en-US/docs/Web/API/Element/setAttribute} - */ - - - Component.prototype.setAttribute = function setAttribute$$1(attribute, value) { - setAttribute(this.el_, attribute, value); - }; - - /** - * Remove an attribute from the `Component`s element. - * - * @param {string} attribute - * Name of the attribute to remove. - * - * @see [DOM API]{@link https://developer.mozilla.org/en-US/docs/Web/API/Element/removeAttribute} - */ - - - Component.prototype.removeAttribute = function removeAttribute$$1(attribute) { - removeAttribute(this.el_, attribute); - }; - - /** - * Get or set the width of the component based upon the CSS styles. - * See {@link Component#dimension} for more detailed information. - * - * @param {number|string} [num] - * The width that you want to set postfixed with '%', 'px' or nothing. - * - * @param {boolean} [skipListeners] - * Skip the componentresize event trigger - * - * @return {number|string} - * The width when getting, zero if there is no width. Can be a string - * postpixed with '%' or 'px'. - */ - - - Component.prototype.width = function width(num, skipListeners) { - return this.dimension('width', num, skipListeners); - }; - - /** - * Get or set the height of the component based upon the CSS styles. - * See {@link Component#dimension} for more detailed information. - * - * @param {number|string} [num] - * The height that you want to set postfixed with '%', 'px' or nothing. - * - * @param {boolean} [skipListeners] - * Skip the componentresize event trigger - * - * @return {number|string} - * The width when getting, zero if there is no width. Can be a string - * postpixed with '%' or 'px'. - */ - - - Component.prototype.height = function height(num, skipListeners) { - return this.dimension('height', num, skipListeners); - }; - - /** - * Set both the width and height of the `Component` element at the same time. - * - * @param {number|string} width - * Width to set the `Component`s element to. - * - * @param {number|string} height - * Height to set the `Component`s element to. - */ - - - Component.prototype.dimensions = function dimensions(width, height) { - // Skip componentresize listeners on width for optimization - this.width(width, true); - this.height(height); - }; - - /** - * Get or set width or height of the `Component` element. This is the shared code - * for the {@link Component#width} and {@link Component#height}. - * - * Things to know: - * - If the width or height in an number this will return the number postfixed with 'px'. - * - If the width/height is a percent this will return the percent postfixed with '%' - * - Hidden elements have a width of 0 with `window.getComputedStyle`. This function - * defaults to the `Component`s `style.width` and falls back to `window.getComputedStyle`. - * See [this]{@link http://www.foliotek.com/devblog/getting-the-width-of-a-hidden-element-with-jquery-using-width/} - * for more information - * - If you want the computed style of the component, use {@link Component#currentWidth} - * and {@link {Component#currentHeight} - * - * @fires Component#componentresize - * - * @param {string} widthOrHeight - 8 'width' or 'height' - * - * @param {number|string} [num] - 8 New dimension - * - * @param {boolean} [skipListeners] - * Skip componentresize event trigger - * - * @return {number} - * The dimension when getting or 0 if unset - */ - - - Component.prototype.dimension = function dimension(widthOrHeight, num, skipListeners) { - if (num !== undefined) { - // Set to zero if null or literally NaN (NaN !== NaN) - if (num === null || num !== num) { - num = 0; - } - - // Check if using css width/height (% or px) and adjust - if (('' + num).indexOf('%') !== -1 || ('' + num).indexOf('px') !== -1) { - this.el_.style[widthOrHeight] = num; - } else if (num === 'auto') { - this.el_.style[widthOrHeight] = ''; - } else { - this.el_.style[widthOrHeight] = num + 'px'; - } - - // skipListeners allows us to avoid triggering the resize event when setting both width and height - if (!skipListeners) { - /** - * Triggered when a component is resized. - * - * @event Component#componentresize - * @type {EventTarget~Event} - */ - this.trigger('componentresize'); - } - - return; - } - - // Not setting a value, so getting it - // Make sure element exists - if (!this.el_) { - return 0; - } - - // Get dimension value from style - var val = this.el_.style[widthOrHeight]; - var pxIndex = val.indexOf('px'); - - if (pxIndex !== -1) { - // Return the pixel value with no 'px' - return parseInt(val.slice(0, pxIndex), 10); - } - - // No px so using % or no style was set, so falling back to offsetWidth/height - // If component has display:none, offset will return 0 - // TODO: handle display:none and no dimension style using px - return parseInt(this.el_['offset' + toTitleCase(widthOrHeight)], 10); - }; - - /** - * Get the width or the height of the `Component` elements computed style. Uses - * `window.getComputedStyle`. - * - * @param {string} widthOrHeight - * A string containing 'width' or 'height'. Whichever one you want to get. - * - * @return {number} - * The dimension that gets asked for or 0 if nothing was set - * for that dimension. - */ - - - Component.prototype.currentDimension = function currentDimension(widthOrHeight) { - var computedWidthOrHeight = 0; - - if (widthOrHeight !== 'width' && widthOrHeight !== 'height') { - throw new Error('currentDimension only accepts width or height value'); - } - - if (typeof window_1.getComputedStyle === 'function') { - var computedStyle = window_1.getComputedStyle(this.el_); - - computedWidthOrHeight = computedStyle.getPropertyValue(widthOrHeight) || computedStyle[widthOrHeight]; - } - - // remove 'px' from variable and parse as integer - computedWidthOrHeight = parseFloat(computedWidthOrHeight); - - // if the computed value is still 0, it's possible that the browser is lying - // and we want to check the offset values. - // This code also runs on IE8 and wherever getComputedStyle doesn't exist. - if (computedWidthOrHeight === 0) { - var rule = 'offset' + toTitleCase(widthOrHeight); - - computedWidthOrHeight = this.el_[rule]; - } - - return computedWidthOrHeight; - }; - - /** - * An object that contains width and height values of the `Component`s - * computed style. Uses `window.getComputedStyle`. - * - * @typedef {Object} Component~DimensionObject - * - * @property {number} width - * The width of the `Component`s computed style. - * - * @property {number} height - * The height of the `Component`s computed style. - */ - - /** - * Get an object that contains width and height values of the `Component`s - * computed style. - * - * @return {Component~DimensionObject} - * The dimensions of the components element - */ - - - Component.prototype.currentDimensions = function currentDimensions() { - return { - width: this.currentDimension('width'), - height: this.currentDimension('height') - }; - }; - - /** - * Get the width of the `Component`s computed style. Uses `window.getComputedStyle`. - * - * @return {number} width - * The width of the `Component`s computed style. - */ - - - Component.prototype.currentWidth = function currentWidth() { - return this.currentDimension('width'); - }; - - /** - * Get the height of the `Component`s computed style. Uses `window.getComputedStyle`. - * - * @return {number} height - * The height of the `Component`s computed style. - */ - - - Component.prototype.currentHeight = function currentHeight() { - return this.currentDimension('height'); - }; - - /** - * Set the focus to this component - */ - - - Component.prototype.focus = function focus() { - this.el_.focus(); - }; - - /** - * Remove the focus from this component - */ - - - Component.prototype.blur = function blur() { - this.el_.blur(); - }; - - /** - * Emit a 'tap' events when touch event support gets detected. This gets used to - * support toggling the controls through a tap on the video. They get enabled - * because every sub-component would have extra overhead otherwise. - * - * @private - * @fires Component#tap - * @listens Component#touchstart - * @listens Component#touchmove - * @listens Component#touchleave - * @listens Component#touchcancel - * @listens Component#touchend - */ - - - Component.prototype.emitTapEvents = function emitTapEvents() { - // Track the start time so we can determine how long the touch lasted - var touchStart = 0; - var firstTouch = null; - - // Maximum movement allowed during a touch event to still be considered a tap - // Other popular libs use anywhere from 2 (hammer.js) to 15, - // so 10 seems like a nice, round number. - var tapMovementThreshold = 10; - - // The maximum length a touch can be while still being considered a tap - var touchTimeThreshold = 200; - - var couldBeTap = void 0; - - this.on('touchstart', function (event) { - // If more than one finger, don't consider treating this as a click - if (event.touches.length === 1) { - // Copy pageX/pageY from the object - firstTouch = { - pageX: event.touches[0].pageX, - pageY: event.touches[0].pageY - }; - // Record start time so we can detect a tap vs. "touch and hold" - touchStart = new Date().getTime(); - // Reset couldBeTap tracking - couldBeTap = true; - } - }); - - this.on('touchmove', function (event) { - // If more than one finger, don't consider treating this as a click - if (event.touches.length > 1) { - couldBeTap = false; - } else if (firstTouch) { - // Some devices will throw touchmoves for all but the slightest of taps. - // So, if we moved only a small distance, this could still be a tap - var xdiff = event.touches[0].pageX - firstTouch.pageX; - var ydiff = event.touches[0].pageY - firstTouch.pageY; - var touchDistance = Math.sqrt(xdiff * xdiff + ydiff * ydiff); - - if (touchDistance > tapMovementThreshold) { - couldBeTap = false; - } - } - }); - - var noTap = function noTap() { - couldBeTap = false; - }; - - // TODO: Listen to the original target. http://youtu.be/DujfpXOKUp8?t=13m8s - this.on('touchleave', noTap); - this.on('touchcancel', noTap); - - // When the touch ends, measure how long it took and trigger the appropriate - // event - this.on('touchend', function (event) { - firstTouch = null; - // Proceed only if the touchmove/leave/cancel event didn't happen - if (couldBeTap === true) { - // Measure how long the touch lasted - var touchTime = new Date().getTime() - touchStart; - - // Make sure the touch was less than the threshold to be considered a tap - if (touchTime < touchTimeThreshold) { - // Don't let browser turn this into a click - event.preventDefault(); - /** - * Triggered when a `Component` is tapped. - * - * @event Component#tap - * @type {EventTarget~Event} - */ - this.trigger('tap'); - // It may be good to copy the touchend event object and change the - // type to tap, if the other event properties aren't exact after - // Events.fixEvent runs (e.g. event.target) - } - } - }); - }; - - /** - * This function reports user activity whenever touch events happen. This can get - * turned off by any sub-components that wants touch events to act another way. - * - * Report user touch activity when touch events occur. User activity gets used to - * determine when controls should show/hide. It is simple when it comes to mouse - * events, because any mouse event should show the controls. So we capture mouse - * events that bubble up to the player and report activity when that happens. - * With touch events it isn't as easy as `touchstart` and `touchend` toggle player - * controls. So touch events can't help us at the player level either. - * - * User activity gets checked asynchronously. So what could happen is a tap event - * on the video turns the controls off. Then the `touchend` event bubbles up to - * the player. Which, if it reported user activity, would turn the controls right - * back on. We also don't want to completely block touch events from bubbling up. - * Furthermore a `touchmove` event and anything other than a tap, should not turn - * controls back on. - * - * @listens Component#touchstart - * @listens Component#touchmove - * @listens Component#touchend - * @listens Component#touchcancel - */ - - - Component.prototype.enableTouchActivity = function enableTouchActivity() { - // Don't continue if the root player doesn't support reporting user activity - if (!this.player() || !this.player().reportUserActivity) { - return; - } - - // listener for reporting that the user is active - var report = bind(this.player(), this.player().reportUserActivity); - - var touchHolding = void 0; - - this.on('touchstart', function () { - report(); - // For as long as the they are touching the device or have their mouse down, - // we consider them active even if they're not moving their finger or mouse. - // So we want to continue to update that they are active - this.clearInterval(touchHolding); - // report at the same interval as activityCheck - touchHolding = this.setInterval(report, 250); - }); - - var touchEnd = function touchEnd(event) { - report(); - // stop the interval that maintains activity if the touch is holding - this.clearInterval(touchHolding); - }; - - this.on('touchmove', report); - this.on('touchend', touchEnd); - this.on('touchcancel', touchEnd); - }; - - /** - * A callback that has no parameters and is bound into `Component`s context. - * - * @callback Component~GenericCallback - * @this Component - */ - - /** - * Creates a function that runs after an `x` millisecond timeout. This function is a - * wrapper around `window.setTimeout`. There are a few reasons to use this one - * instead though: - * 1. It gets cleared via {@link Component#clearTimeout} when - * {@link Component#dispose} gets called. - * 2. The function callback will gets turned into a {@link Component~GenericCallback} - * - * > Note: You can use `window.clearTimeout` on the id returned by this function. This - * will cause its dispose listener not to get cleaned up! Please use - * {@link Component#clearTimeout} or {@link Component#dispose}. - * - * @param {Component~GenericCallback} fn - * The function that will be run after `timeout`. - * - * @param {number} timeout - * Timeout in milliseconds to delay before executing the specified function. - * - * @return {number} - * Returns a timeout ID that gets used to identify the timeout. It can also - * get used in {@link Component#clearTimeout} to clear the timeout that - * was set. - * - * @listens Component#dispose - * @see [Similar to]{@link https://developer.mozilla.org/en-US/docs/Web/API/WindowTimers/setTimeout} - */ - - - Component.prototype.setTimeout = function setTimeout(fn, timeout) { - var _this2 = this; - - fn = bind(this, fn); - - var timeoutId = window_1.setTimeout(fn, timeout); - var disposeFn = function disposeFn() { - return _this2.clearTimeout(timeoutId); - }; - - disposeFn.guid = 'vjs-timeout-' + timeoutId; - - this.on('dispose', disposeFn); - - return timeoutId; - }; - - /** - * Clears a timeout that gets created via `window.setTimeout` or - * {@link Component#setTimeout}. If you set a timeout via {@link Component#setTimeout} - * use this function instead of `window.clearTimout`. If you don't your dispose - * listener will not get cleaned up until {@link Component#dispose}! - * - * @param {number} timeoutId - * The id of the timeout to clear. The return value of - * {@link Component#setTimeout} or `window.setTimeout`. - * - * @return {number} - * Returns the timeout id that was cleared. - * - * @see [Similar to]{@link https://developer.mozilla.org/en-US/docs/Web/API/WindowTimers/clearTimeout} - */ - - - Component.prototype.clearTimeout = function clearTimeout(timeoutId) { - window_1.clearTimeout(timeoutId); - - var disposeFn = function disposeFn() {}; - - disposeFn.guid = 'vjs-timeout-' + timeoutId; - - this.off('dispose', disposeFn); - - return timeoutId; - }; - - /** - * Creates a function that gets run every `x` milliseconds. This function is a wrapper - * around `window.setInterval`. There are a few reasons to use this one instead though. - * 1. It gets cleared via {@link Component#clearInterval} when - * {@link Component#dispose} gets called. - * 2. The function callback will be a {@link Component~GenericCallback} - * - * @param {Component~GenericCallback} fn - * The function to run every `x` seconds. - * - * @param {number} interval - * Execute the specified function every `x` milliseconds. - * - * @return {number} - * Returns an id that can be used to identify the interval. It can also be be used in - * {@link Component#clearInterval} to clear the interval. - * - * @listens Component#dispose - * @see [Similar to]{@link https://developer.mozilla.org/en-US/docs/Web/API/WindowTimers/setInterval} - */ - - - Component.prototype.setInterval = function setInterval(fn, interval) { - var _this3 = this; - - fn = bind(this, fn); - - var intervalId = window_1.setInterval(fn, interval); - - var disposeFn = function disposeFn() { - return _this3.clearInterval(intervalId); - }; - - disposeFn.guid = 'vjs-interval-' + intervalId; - - this.on('dispose', disposeFn); - - return intervalId; - }; - - /** - * Clears an interval that gets created via `window.setInterval` or - * {@link Component#setInterval}. If you set an inteval via {@link Component#setInterval} - * use this function instead of `window.clearInterval`. If you don't your dispose - * listener will not get cleaned up until {@link Component#dispose}! - * - * @param {number} intervalId - * The id of the interval to clear. The return value of - * {@link Component#setInterval} or `window.setInterval`. - * - * @return {number} - * Returns the interval id that was cleared. - * - * @see [Similar to]{@link https://developer.mozilla.org/en-US/docs/Web/API/WindowTimers/clearInterval} - */ - - - Component.prototype.clearInterval = function clearInterval(intervalId) { - window_1.clearInterval(intervalId); - - var disposeFn = function disposeFn() {}; - - disposeFn.guid = 'vjs-interval-' + intervalId; - - this.off('dispose', disposeFn); - - return intervalId; - }; - - /** - * Queues up a callback to be passed to requestAnimationFrame (rAF), but - * with a few extra bonuses: - * - * - Supports browsers that do not support rAF by falling back to - * {@link Component#setTimeout}. - * - * - The callback is turned into a {@link Component~GenericCallback} (i.e. - * bound to the component). - * - * - Automatic cancellation of the rAF callback is handled if the component - * is disposed before it is called. - * - * @param {Component~GenericCallback} fn - * A function that will be bound to this component and executed just - * before the browser's next repaint. - * - * @return {number} - * Returns an rAF ID that gets used to identify the timeout. It can - * also be used in {@link Component#cancelAnimationFrame} to cancel - * the animation frame callback. - * - * @listens Component#dispose - * @see [Similar to]{@link https://developer.mozilla.org/en-US/docs/Web/API/window/requestAnimationFrame} - */ - - - Component.prototype.requestAnimationFrame = function requestAnimationFrame(fn) { - var _this4 = this; - - if (this.supportsRaf_) { - fn = bind(this, fn); - - var id = window_1.requestAnimationFrame(fn); - var disposeFn = function disposeFn() { - return _this4.cancelAnimationFrame(id); - }; - - disposeFn.guid = 'vjs-raf-' + id; - this.on('dispose', disposeFn); - - return id; - } - - // Fall back to using a timer. - return this.setTimeout(fn, 1000 / 60); - }; - - /** - * Cancels a queued callback passed to {@link Component#requestAnimationFrame} - * (rAF). - * - * If you queue an rAF callback via {@link Component#requestAnimationFrame}, - * use this function instead of `window.cancelAnimationFrame`. If you don't, - * your dispose listener will not get cleaned up until {@link Component#dispose}! - * - * @param {number} id - * The rAF ID to clear. The return value of {@link Component#requestAnimationFrame}. - * - * @return {number} - * Returns the rAF ID that was cleared. - * - * @see [Similar to]{@link https://developer.mozilla.org/en-US/docs/Web/API/window/cancelAnimationFrame} - */ - - - Component.prototype.cancelAnimationFrame = function cancelAnimationFrame(id) { - if (this.supportsRaf_) { - window_1.cancelAnimationFrame(id); - - var disposeFn = function disposeFn() {}; - - disposeFn.guid = 'vjs-raf-' + id; - - this.off('dispose', disposeFn); - - return id; - } - - // Fall back to using a timer. - return this.clearTimeout(id); - }; - - /** - * Register a `Component` with `videojs` given the name and the component. - * - * > NOTE: {@link Tech}s should not be registered as a `Component`. {@link Tech}s - * should be registered using {@link Tech.registerTech} or - * {@link videojs:videojs.registerTech}. - * - * > NOTE: This function can also be seen on videojs as - * {@link videojs:videojs.registerComponent}. - * - * @param {string} name - * The name of the `Component` to register. - * - * @param {Component} ComponentToRegister - * The `Component` class to register. - * - * @return {Component} - * The `Component` that was registered. - */ - - - Component.registerComponent = function registerComponent(name, ComponentToRegister) { - if (typeof name !== 'string' || !name) { - throw new Error('Illegal component name, "' + name + '"; must be a non-empty string.'); - } - - var Tech = Component.getComponent('Tech'); - - // We need to make sure this check is only done if Tech has been registered. - var isTech = Tech && Tech.isTech(ComponentToRegister); - var isComp = Component === ComponentToRegister || Component.prototype.isPrototypeOf(ComponentToRegister.prototype); - - if (isTech || !isComp) { - var reason = void 0; - - if (isTech) { - reason = 'techs must be registered using Tech.registerTech()'; - } else { - reason = 'must be a Component subclass'; - } - - throw new Error('Illegal component, "' + name + '"; ' + reason + '.'); - } - - name = toTitleCase(name); - - if (!Component.components_) { - Component.components_ = {}; - } - - var Player = Component.getComponent('Player'); - - if (name === 'Player' && Player && Player.players) { - var players = Player.players; - var playerNames = Object.keys(players); - - // If we have players that were disposed, then their name will still be - // in Players.players. So, we must loop through and verify that the value - // for each item is not null. This allows registration of the Player component - // after all players have been disposed or before any were created. - if (players && playerNames.length > 0 && playerNames.map(function (pname) { - return players[pname]; - }).every(Boolean)) { - throw new Error('Can not register Player component after player has been created.'); - } - } - - Component.components_[name] = ComponentToRegister; - - return ComponentToRegister; - }; - - /** - * Get a `Component` based on the name it was registered with. - * - * @param {string} name - * The Name of the component to get. - * - * @return {Component} - * The `Component` that got registered under the given name. - * - * @deprecated In `videojs` 6 this will not return `Component`s that were not - * registered using {@link Component.registerComponent}. Currently we - * check the global `videojs` object for a `Component` name and - * return that if it exists. - */ - - - Component.getComponent = function getComponent(name) { - if (!name) { - return; - } - - name = toTitleCase(name); - - if (Component.components_ && Component.components_[name]) { - return Component.components_[name]; - } - }; - - return Component; -}(); - -/** - * Whether or not this component supports `requestAnimationFrame`. - * - * This is exposed primarily for testing purposes. - * - * @private - * @type {Boolean} - */ - - -Component.prototype.supportsRaf_ = typeof window_1.requestAnimationFrame === 'function' && typeof window_1.cancelAnimationFrame === 'function'; - -Component.registerComponent('Component', Component); - -/** - * @file time-ranges.js - * @module time-ranges - */ - -/** - * Returns the time for the specified index at the start or end - * of a TimeRange object. - * - * @function time-ranges:indexFunction - * - * @param {number} [index=0] - * The range number to return the time for. - * - * @return {number} - * The time that offset at the specified index. - * - * @depricated index must be set to a value, in the future this will throw an error. - */ - -/** - * An object that contains ranges of time for various reasons. - * - * @typedef {Object} TimeRange - * - * @property {number} length - * The number of time ranges represented by this Object - * - * @property {time-ranges:indexFunction} start - * Returns the time offset at which a specified time range begins. - * - * @property {time-ranges:indexFunction} end - * Returns the time offset at which a specified time range ends. - * - * @see https://developer.mozilla.org/en-US/docs/Web/API/TimeRanges - */ - -/** - * Check if any of the time ranges are over the maximum index. - * - * @param {string} fnName - * The function name to use for logging - * - * @param {number} index - * The index to check - * - * @param {number} maxIndex - * The maximum possible index - * - * @throws {Error} if the timeRanges provided are over the maxIndex - */ -function rangeCheck(fnName, index, maxIndex) { - if (typeof index !== 'number' || index < 0 || index > maxIndex) { - throw new Error('Failed to execute \'' + fnName + '\' on \'TimeRanges\': The index provided (' + index + ') is non-numeric or out of bounds (0-' + maxIndex + ').'); - } -} - -/** - * Get the time for the specified index at the start or end - * of a TimeRange object. - * - * @param {string} fnName - * The function name to use for logging - * - * @param {string} valueIndex - * The proprety that should be used to get the time. should be 'start' or 'end' - * - * @param {Array} ranges - * An array of time ranges - * - * @param {Array} [rangeIndex=0] - * The index to start the search at - * - * @return {number} - * The time that offset at the specified index. - * - * - * @depricated rangeIndex must be set to a value, in the future this will throw an error. - * @throws {Error} if rangeIndex is more than the length of ranges - */ -function getRange(fnName, valueIndex, ranges, rangeIndex) { - rangeCheck(fnName, rangeIndex, ranges.length - 1); - return ranges[rangeIndex][valueIndex]; -} - -/** - * Create a time range object given ranges of time. - * - * @param {Array} [ranges] - * An array of time ranges. - */ -function createTimeRangesObj(ranges) { - if (ranges === undefined || ranges.length === 0) { - return { - length: 0, - start: function start() { - throw new Error('This TimeRanges object is empty'); - }, - end: function end() { - throw new Error('This TimeRanges object is empty'); - } - }; - } - return { - length: ranges.length, - start: getRange.bind(null, 'start', 0, ranges), - end: getRange.bind(null, 'end', 1, ranges) - }; -} - -/** - * Should create a fake `TimeRange` object which mimics an HTML5 time range instance. - * - * @param {number|Array} start - * The start of a single range or an array of ranges - * - * @param {number} end - * The end of a single range. - * - * @private - */ -function createTimeRanges(start, end) { - if (Array.isArray(start)) { - return createTimeRangesObj(start); - } else if (start === undefined || end === undefined) { - return createTimeRangesObj(); - } - return createTimeRangesObj([[start, end]]); -} - -/** - * @file buffer.js - * @module buffer - */ -/** - * Compute the percentage of the media that has been buffered. - * - * @param {TimeRange} buffered - * The current `TimeRange` object representing buffered time ranges - * - * @param {number} duration - * Total duration of the media - * - * @return {number} - * Percent buffered of the total duration in decimal form. - */ -function bufferedPercent(buffered, duration) { - var bufferedDuration = 0; - var start = void 0; - var end = void 0; - - if (!duration) { - return 0; - } - - if (!buffered || !buffered.length) { - buffered = createTimeRanges(0, 0); - } - - for (var i = 0; i < buffered.length; i++) { - start = buffered.start(i); - end = buffered.end(i); - - // buffered end can be bigger than duration by a very small fraction - if (end > duration) { - end = duration; - } - - bufferedDuration += end - start; - } - - return bufferedDuration / duration; -} - -/** - * @file fullscreen-api.js - * @module fullscreen-api - * @private - */ -/** - * Store the browser-specific methods for the fullscreen API. - * - * @type {Object} - * @see [Specification]{@link https://fullscreen.spec.whatwg.org} - * @see [Map Approach From Screenfull.js]{@link https://github.com/sindresorhus/screenfull.js} - */ -var FullscreenApi = {}; - -// browser API methods -var apiMap = [['requestFullscreen', 'exitFullscreen', 'fullscreenElement', 'fullscreenEnabled', 'fullscreenchange', 'fullscreenerror'], -// WebKit -['webkitRequestFullscreen', 'webkitExitFullscreen', 'webkitFullscreenElement', 'webkitFullscreenEnabled', 'webkitfullscreenchange', 'webkitfullscreenerror'], -// Old WebKit (Safari 5.1) -['webkitRequestFullScreen', 'webkitCancelFullScreen', 'webkitCurrentFullScreenElement', 'webkitCancelFullScreen', 'webkitfullscreenchange', 'webkitfullscreenerror'], -// Mozilla -['mozRequestFullScreen', 'mozCancelFullScreen', 'mozFullScreenElement', 'mozFullScreenEnabled', 'mozfullscreenchange', 'mozfullscreenerror'], -// Microsoft -['msRequestFullscreen', 'msExitFullscreen', 'msFullscreenElement', 'msFullscreenEnabled', 'MSFullscreenChange', 'MSFullscreenError']]; - -var specApi = apiMap[0]; -var browserApi = void 0; - -// determine the supported set of functions -for (var i = 0; i < apiMap.length; i++) { - // check for exitFullscreen function - if (apiMap[i][1] in document_1) { - browserApi = apiMap[i]; - break; - } -} - -// map the browser API names to the spec API names -if (browserApi) { - for (var _i = 0; _i < browserApi.length; _i++) { - FullscreenApi[specApi[_i]] = browserApi[_i]; - } -} - -/** - * @file media-error.js - */ -/** - * A Custom `MediaError` class which mimics the standard HTML5 `MediaError` class. - * - * @param {number|string|Object|MediaError} value - * This can be of multiple types: - * - number: should be a standard error code - * - string: an error message (the code will be 0) - * - Object: arbitrary properties - * - `MediaError` (native): used to populate a video.js `MediaError` object - * - `MediaError` (video.js): will return itself if it's already a - * video.js `MediaError` object. - * - * @see [MediaError Spec]{@link https://dev.w3.org/html5/spec-author-view/video.html#mediaerror} - * @see [Encrypted MediaError Spec]{@link https://www.w3.org/TR/2013/WD-encrypted-media-20130510/#error-codes} - * - * @class MediaError - */ -function MediaError(value) { - - // Allow redundant calls to this constructor to avoid having `instanceof` - // checks peppered around the code. - if (value instanceof MediaError) { - return value; - } - - if (typeof value === 'number') { - this.code = value; - } else if (typeof value === 'string') { - // default code is zero, so this is a custom error - this.message = value; - } else if (isObject(value)) { - - // We assign the `code` property manually because native `MediaError` objects - // do not expose it as an own/enumerable property of the object. - if (typeof value.code === 'number') { - this.code = value.code; - } - - assign(this, value); - } - - if (!this.message) { - this.message = MediaError.defaultMessages[this.code] || ''; - } -} - -/** - * The error code that refers two one of the defined `MediaError` types - * - * @type {Number} - */ -MediaError.prototype.code = 0; - -/** - * An optional message that to show with the error. Message is not part of the HTML5 - * video spec but allows for more informative custom errors. - * - * @type {String} - */ -MediaError.prototype.message = ''; - -/** - * An optional status code that can be set by plugins to allow even more detail about - * the error. For example a plugin might provide a specific HTTP status code and an - * error message for that code. Then when the plugin gets that error this class will - * know how to display an error message for it. This allows a custom message to show - * up on the `Player` error overlay. - * - * @type {Array} - */ -MediaError.prototype.status = null; - -/** - * Errors indexed by the W3C standard. The order **CANNOT CHANGE**! See the - * specification listed under {@link MediaError} for more information. - * - * @enum {array} - * @readonly - * @property {string} 0 - MEDIA_ERR_CUSTOM - * @property {string} 1 - MEDIA_ERR_CUSTOM - * @property {string} 2 - MEDIA_ERR_ABORTED - * @property {string} 3 - MEDIA_ERR_NETWORK - * @property {string} 4 - MEDIA_ERR_SRC_NOT_SUPPORTED - * @property {string} 5 - MEDIA_ERR_ENCRYPTED - */ -MediaError.errorTypes = ['MEDIA_ERR_CUSTOM', 'MEDIA_ERR_ABORTED', 'MEDIA_ERR_NETWORK', 'MEDIA_ERR_DECODE', 'MEDIA_ERR_SRC_NOT_SUPPORTED', 'MEDIA_ERR_ENCRYPTED']; - -/** - * The default `MediaError` messages based on the {@link MediaError.errorTypes}. - * - * @type {Array} - * @constant - */ -MediaError.defaultMessages = { - 1: 'You aborted the media playback', - 2: 'A network error caused the media download to fail part-way.', - 3: 'The media playback was aborted due to a corruption problem or because the media used features your browser did not support.', - 4: 'The media could not be loaded, either because the server or network failed or because the format is not supported.', - 5: 'The media is encrypted and we do not have the keys to decrypt it.' -}; - -// Add types as properties on MediaError -// e.g. MediaError.MEDIA_ERR_SRC_NOT_SUPPORTED = 4; -for (var errNum = 0; errNum < MediaError.errorTypes.length; errNum++) { - MediaError[MediaError.errorTypes[errNum]] = errNum; - // values should be accessible on both the class and instance - MediaError.prototype[MediaError.errorTypes[errNum]] = errNum; -} - -var tuple = SafeParseTuple; - -function SafeParseTuple(obj, reviver) { - var json; - var error = null; - - try { - json = JSON.parse(obj, reviver); - } catch (err) { - error = err; - } - - return [error, json] -} - -/** - * Returns whether an object is `Promise`-like (i.e. has a `then` method). - * - * @param {Object} value - * An object that may or may not be `Promise`-like. - * - * @return {Boolean} - * Whether or not the object is `Promise`-like. - */ -function isPromise(value) { - return value !== undefined && value !== null && typeof value.then === 'function'; -} - -/** - * Silence a Promise-like object. - * - * This is useful for avoiding non-harmful, but potentially confusing "uncaught - * play promise" rejection error messages. - * - * @param {Object} value - * An object that may or may not be `Promise`-like. - */ -function silencePromise(value) { - if (isPromise(value)) { - value.then(null, function (e) {}); - } -} - -/** - * @file text-track-list-converter.js Utilities for capturing text track state and - * re-creating tracks based on a capture. - * - * @module text-track-list-converter - */ - -/** - * Examine a single {@link TextTrack} and return a JSON-compatible javascript object that - * represents the {@link TextTrack}'s state. - * - * @param {TextTrack} track - * The text track to query. - * - * @return {Object} - * A serializable javascript representation of the TextTrack. - * @private - */ -var trackToJson_ = function trackToJson_(track) { - var ret = ['kind', 'label', 'language', 'id', 'inBandMetadataTrackDispatchType', 'mode', 'src'].reduce(function (acc, prop, i) { - - if (track[prop]) { - acc[prop] = track[prop]; - } - - return acc; - }, { - cues: track.cues && Array.prototype.map.call(track.cues, function (cue) { - return { - startTime: cue.startTime, - endTime: cue.endTime, - text: cue.text, - id: cue.id - }; - }) - }); - - return ret; -}; - -/** - * Examine a {@link Tech} and return a JSON-compatible javascript array that represents the - * state of all {@link TextTrack}s currently configured. The return array is compatible with - * {@link text-track-list-converter:jsonToTextTracks}. - * - * @param {Tech} tech - * The tech object to query - * - * @return {Array} - * A serializable javascript representation of the {@link Tech}s - * {@link TextTrackList}. - */ -var textTracksToJson = function textTracksToJson(tech) { - - var trackEls = tech.$$('track'); - - var trackObjs = Array.prototype.map.call(trackEls, function (t) { - return t.track; - }); - var tracks = Array.prototype.map.call(trackEls, function (trackEl) { - var json = trackToJson_(trackEl.track); - - if (trackEl.src) { - json.src = trackEl.src; - } - return json; - }); - - return tracks.concat(Array.prototype.filter.call(tech.textTracks(), function (track) { - return trackObjs.indexOf(track) === -1; - }).map(trackToJson_)); -}; - -/** - * Create a set of remote {@link TextTrack}s on a {@link Tech} based on an array of javascript - * object {@link TextTrack} representations. - * - * @param {Array} json - * An array of `TextTrack` representation objects, like those that would be - * produced by `textTracksToJson`. - * - * @param {Tech} tech - * The `Tech` to create the `TextTrack`s on. - */ -var jsonToTextTracks = function jsonToTextTracks(json, tech) { - json.forEach(function (track) { - var addedTrack = tech.addRemoteTextTrack(track).track; - - if (!track.src && track.cues) { - track.cues.forEach(function (cue) { - return addedTrack.addCue(cue); - }); - } - }); - - return tech.textTracks(); -}; - -var textTrackConverter = { textTracksToJson: textTracksToJson, jsonToTextTracks: jsonToTextTracks, trackToJson_: trackToJson_ }; - -/** - * @file modal-dialog.js - */ -var MODAL_CLASS_NAME = 'vjs-modal-dialog'; -var ESC = 27; - -/** - * The `ModalDialog` displays over the video and its controls, which blocks - * interaction with the player until it is closed. - * - * Modal dialogs include a "Close" button and will close when that button - * is activated - or when ESC is pressed anywhere. - * - * @extends Component - */ - -var ModalDialog = function (_Component) { - inherits(ModalDialog, _Component); - - /** - * Create an instance of this class. - * - * @param {Player} player - * The `Player` that this class should be attached to. - * - * @param {Object} [options] - * The key/value store of player options. - * - * @param {Mixed} [options.content=undefined] - * Provide customized content for this modal. - * - * @param {string} [options.description] - * A text description for the modal, primarily for accessibility. - * - * @param {boolean} [options.fillAlways=false] - * Normally, modals are automatically filled only the first time - * they open. This tells the modal to refresh its content - * every time it opens. - * - * @param {string} [options.label] - * A text label for the modal, primarily for accessibility. - * - * @param {boolean} [options.temporary=true] - * If `true`, the modal can only be opened once; it will be - * disposed as soon as it's closed. - * - * @param {boolean} [options.uncloseable=false] - * If `true`, the user will not be able to close the modal - * through the UI in the normal ways. Programmatic closing is - * still possible. - */ - function ModalDialog(player, options) { - classCallCheck(this, ModalDialog); - - var _this = possibleConstructorReturn(this, _Component.call(this, player, options)); - - _this.opened_ = _this.hasBeenOpened_ = _this.hasBeenFilled_ = false; - - _this.closeable(!_this.options_.uncloseable); - _this.content(_this.options_.content); - - // Make sure the contentEl is defined AFTER any children are initialized - // because we only want the contents of the modal in the contentEl - // (not the UI elements like the close button). - _this.contentEl_ = createEl('div', { - className: MODAL_CLASS_NAME + '-content' - }, { - role: 'document' - }); - - _this.descEl_ = createEl('p', { - className: MODAL_CLASS_NAME + '-description vjs-control-text', - id: _this.el().getAttribute('aria-describedby') - }); - - textContent(_this.descEl_, _this.description()); - _this.el_.appendChild(_this.descEl_); - _this.el_.appendChild(_this.contentEl_); - return _this; - } - - /** - * Create the `ModalDialog`'s DOM element - * - * @return {Element} - * The DOM element that gets created. - */ - - - ModalDialog.prototype.createEl = function createEl$$1() { - return _Component.prototype.createEl.call(this, 'div', { - className: this.buildCSSClass(), - tabIndex: -1 - }, { - 'aria-describedby': this.id() + '_description', - 'aria-hidden': 'true', - 'aria-label': this.label(), - 'role': 'dialog' - }); - }; - - ModalDialog.prototype.dispose = function dispose() { - this.contentEl_ = null; - this.descEl_ = null; - this.previouslyActiveEl_ = null; - - _Component.prototype.dispose.call(this); - }; - - /** - * Builds the default DOM `className`. - * - * @return {string} - * The DOM `className` for this object. - */ - - - ModalDialog.prototype.buildCSSClass = function buildCSSClass() { - return MODAL_CLASS_NAME + ' vjs-hidden ' + _Component.prototype.buildCSSClass.call(this); - }; - - /** - * Handles `keydown` events on the document, looking for ESC, which closes - * the modal. - * - * @param {EventTarget~Event} e - * The keypress that triggered this event. - * - * @listens keydown - */ - - - ModalDialog.prototype.handleKeyPress = function handleKeyPress(e) { - if (e.which === ESC && this.closeable()) { - this.close(); - } - }; - - /** - * Returns the label string for this modal. Primarily used for accessibility. - * - * @return {string} - * the localized or raw label of this modal. - */ - - - ModalDialog.prototype.label = function label() { - return this.localize(this.options_.label || 'Modal Window'); - }; - - /** - * Returns the description string for this modal. Primarily used for - * accessibility. - * - * @return {string} - * The localized or raw description of this modal. - */ - - - ModalDialog.prototype.description = function description() { - var desc = this.options_.description || this.localize('This is a modal window.'); - - // Append a universal closeability message if the modal is closeable. - if (this.closeable()) { - desc += ' ' + this.localize('This modal can be closed by pressing the Escape key or activating the close button.'); - } - - return desc; - }; - - /** - * Opens the modal. - * - * @fires ModalDialog#beforemodalopen - * @fires ModalDialog#modalopen - */ - - - ModalDialog.prototype.open = function open() { - if (!this.opened_) { - var player = this.player(); - - /** - * Fired just before a `ModalDialog` is opened. - * - * @event ModalDialog#beforemodalopen - * @type {EventTarget~Event} - */ - this.trigger('beforemodalopen'); - this.opened_ = true; - - // Fill content if the modal has never opened before and - // never been filled. - if (this.options_.fillAlways || !this.hasBeenOpened_ && !this.hasBeenFilled_) { - this.fill(); - } - - // If the player was playing, pause it and take note of its previously - // playing state. - this.wasPlaying_ = !player.paused(); - - if (this.options_.pauseOnOpen && this.wasPlaying_) { - player.pause(); - } - - if (this.closeable()) { - this.on(this.el_.ownerDocument, 'keydown', bind(this, this.handleKeyPress)); - } - - // Hide controls and note if they were enabled. - this.hadControls_ = player.controls(); - player.controls(false); - - this.show(); - this.conditionalFocus_(); - this.el().setAttribute('aria-hidden', 'false'); - - /** - * Fired just after a `ModalDialog` is opened. - * - * @event ModalDialog#modalopen - * @type {EventTarget~Event} - */ - this.trigger('modalopen'); - this.hasBeenOpened_ = true; - } - }; - - /** - * If the `ModalDialog` is currently open or closed. - * - * @param {boolean} [value] - * If given, it will open (`true`) or close (`false`) the modal. - * - * @return {boolean} - * the current open state of the modaldialog - */ - - - ModalDialog.prototype.opened = function opened(value) { - if (typeof value === 'boolean') { - this[value ? 'open' : 'close'](); - } - return this.opened_; - }; - - /** - * Closes the modal, does nothing if the `ModalDialog` is - * not open. - * - * @fires ModalDialog#beforemodalclose - * @fires ModalDialog#modalclose - */ - - - ModalDialog.prototype.close = function close() { - if (!this.opened_) { - return; - } - var player = this.player(); - - /** - * Fired just before a `ModalDialog` is closed. - * - * @event ModalDialog#beforemodalclose - * @type {EventTarget~Event} - */ - this.trigger('beforemodalclose'); - this.opened_ = false; - - if (this.wasPlaying_ && this.options_.pauseOnOpen) { - player.play(); - } - - if (this.closeable()) { - this.off(this.el_.ownerDocument, 'keydown', bind(this, this.handleKeyPress)); - } - - if (this.hadControls_) { - player.controls(true); - } - - this.hide(); - this.el().setAttribute('aria-hidden', 'true'); - - /** - * Fired just after a `ModalDialog` is closed. - * - * @event ModalDialog#modalclose - * @type {EventTarget~Event} - */ - this.trigger('modalclose'); - this.conditionalBlur_(); - - if (this.options_.temporary) { - this.dispose(); - } - }; - - /** - * Check to see if the `ModalDialog` is closeable via the UI. - * - * @param {boolean} [value] - * If given as a boolean, it will set the `closeable` option. - * - * @return {boolean} - * Returns the final value of the closable option. - */ - - - ModalDialog.prototype.closeable = function closeable(value) { - if (typeof value === 'boolean') { - var closeable = this.closeable_ = !!value; - var close = this.getChild('closeButton'); - - // If this is being made closeable and has no close button, add one. - if (closeable && !close) { - - // The close button should be a child of the modal - not its - // content element, so temporarily change the content element. - var temp = this.contentEl_; - - this.contentEl_ = this.el_; - close = this.addChild('closeButton', { controlText: 'Close Modal Dialog' }); - this.contentEl_ = temp; - this.on(close, 'close', this.close); - } - - // If this is being made uncloseable and has a close button, remove it. - if (!closeable && close) { - this.off(close, 'close', this.close); - this.removeChild(close); - close.dispose(); - } - } - return this.closeable_; - }; - - /** - * Fill the modal's content element with the modal's "content" option. - * The content element will be emptied before this change takes place. - */ - - - ModalDialog.prototype.fill = function fill() { - this.fillWith(this.content()); - }; - - /** - * Fill the modal's content element with arbitrary content. - * The content element will be emptied before this change takes place. - * - * @fires ModalDialog#beforemodalfill - * @fires ModalDialog#modalfill - * - * @param {Mixed} [content] - * The same rules apply to this as apply to the `content` option. - */ - - - ModalDialog.prototype.fillWith = function fillWith(content) { - var contentEl = this.contentEl(); - var parentEl = contentEl.parentNode; - var nextSiblingEl = contentEl.nextSibling; - - /** - * Fired just before a `ModalDialog` is filled with content. - * - * @event ModalDialog#beforemodalfill - * @type {EventTarget~Event} - */ - this.trigger('beforemodalfill'); - this.hasBeenFilled_ = true; - - // Detach the content element from the DOM before performing - // manipulation to avoid modifying the live DOM multiple times. - parentEl.removeChild(contentEl); - this.empty(); - insertContent(contentEl, content); - /** - * Fired just after a `ModalDialog` is filled with content. - * - * @event ModalDialog#modalfill - * @type {EventTarget~Event} - */ - this.trigger('modalfill'); - - // Re-inject the re-filled content element. - if (nextSiblingEl) { - parentEl.insertBefore(contentEl, nextSiblingEl); - } else { - parentEl.appendChild(contentEl); - } - - // make sure that the close button is last in the dialog DOM - var closeButton = this.getChild('closeButton'); - - if (closeButton) { - parentEl.appendChild(closeButton.el_); - } - }; - - /** - * Empties the content element. This happens anytime the modal is filled. - * - * @fires ModalDialog#beforemodalempty - * @fires ModalDialog#modalempty - */ - - - ModalDialog.prototype.empty = function empty() { - /** - * Fired just before a `ModalDialog` is emptied. - * - * @event ModalDialog#beforemodalempty - * @type {EventTarget~Event} - */ - this.trigger('beforemodalempty'); - emptyEl(this.contentEl()); - - /** - * Fired just after a `ModalDialog` is emptied. - * - * @event ModalDialog#modalempty - * @type {EventTarget~Event} - */ - this.trigger('modalempty'); - }; - - /** - * Gets or sets the modal content, which gets normalized before being - * rendered into the DOM. - * - * This does not update the DOM or fill the modal, but it is called during - * that process. - * - * @param {Mixed} [value] - * If defined, sets the internal content value to be used on the - * next call(s) to `fill`. This value is normalized before being - * inserted. To "clear" the internal content value, pass `null`. - * - * @return {Mixed} - * The current content of the modal dialog - */ - - - ModalDialog.prototype.content = function content(value) { - if (typeof value !== 'undefined') { - this.content_ = value; - } - return this.content_; - }; - - /** - * conditionally focus the modal dialog if focus was previously on the player. - * - * @private - */ - - - ModalDialog.prototype.conditionalFocus_ = function conditionalFocus_() { - var activeEl = document_1.activeElement; - var playerEl = this.player_.el_; - - this.previouslyActiveEl_ = null; - - if (playerEl.contains(activeEl) || playerEl === activeEl) { - this.previouslyActiveEl_ = activeEl; - - this.focus(); - - this.on(document_1, 'keydown', this.handleKeyDown); - } - }; - - /** - * conditionally blur the element and refocus the last focused element - * - * @private - */ - - - ModalDialog.prototype.conditionalBlur_ = function conditionalBlur_() { - if (this.previouslyActiveEl_) { - this.previouslyActiveEl_.focus(); - this.previouslyActiveEl_ = null; - } - - this.off(document_1, 'keydown', this.handleKeyDown); - }; - - /** - * Keydown handler. Attached when modal is focused. - * - * @listens keydown - */ - - - ModalDialog.prototype.handleKeyDown = function handleKeyDown(event) { - // exit early if it isn't a tab key - if (event.which !== 9) { - return; - } - - var focusableEls = this.focusableEls_(); - var activeEl = this.el_.querySelector(':focus'); - var focusIndex = void 0; - - for (var i = 0; i < focusableEls.length; i++) { - if (activeEl === focusableEls[i]) { - focusIndex = i; - break; - } - } - - if (document_1.activeElement === this.el_) { - focusIndex = 0; - } - - if (event.shiftKey && focusIndex === 0) { - focusableEls[focusableEls.length - 1].focus(); - event.preventDefault(); - } else if (!event.shiftKey && focusIndex === focusableEls.length - 1) { - focusableEls[0].focus(); - event.preventDefault(); - } - }; - - /** - * get all focusable elements - * - * @private - */ - - - ModalDialog.prototype.focusableEls_ = function focusableEls_() { - var allChildren = this.el_.querySelectorAll('*'); - - return Array.prototype.filter.call(allChildren, function (child) { - return (child instanceof window_1.HTMLAnchorElement || child instanceof window_1.HTMLAreaElement) && child.hasAttribute('href') || (child instanceof window_1.HTMLInputElement || child instanceof window_1.HTMLSelectElement || child instanceof window_1.HTMLTextAreaElement || child instanceof window_1.HTMLButtonElement) && !child.hasAttribute('disabled') || child instanceof window_1.HTMLIFrameElement || child instanceof window_1.HTMLObjectElement || child instanceof window_1.HTMLEmbedElement || child.hasAttribute('tabindex') && child.getAttribute('tabindex') !== -1 || child.hasAttribute('contenteditable'); - }); - }; - - return ModalDialog; -}(Component); - -/** - * Default options for `ModalDialog` default options. - * - * @type {Object} - * @private - */ - - -ModalDialog.prototype.options_ = { - pauseOnOpen: true, - temporary: true -}; - -Component.registerComponent('ModalDialog', ModalDialog); - -/** - * @file track-list.js - */ -/** - * Common functionaliy between {@link TextTrackList}, {@link AudioTrackList}, and - * {@link VideoTrackList} - * - * @extends EventTarget - */ - -var TrackList = function (_EventTarget) { - inherits(TrackList, _EventTarget); - - /** - * Create an instance of this class - * - * @param {Track[]} tracks - * A list of tracks to initialize the list with. - * - * @param {Object} [list] - * The child object with inheritance done manually for ie8. - * - * @abstract - */ - function TrackList() { - var tracks = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : []; - - var _ret; - - var list = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : null; - classCallCheck(this, TrackList); - - var _this = possibleConstructorReturn(this, _EventTarget.call(this)); - - if (!list) { - list = _this; // eslint-disable-line - if (IS_IE8) { - list = document_1.createElement('custom'); - for (var prop in TrackList.prototype) { - if (prop !== 'constructor') { - list[prop] = TrackList.prototype[prop]; - } - } - } - } - - list.tracks_ = []; - - /** - * @memberof TrackList - * @member {number} length - * The current number of `Track`s in the this Trackist. - * @instance - */ - Object.defineProperty(list, 'length', { - get: function get$$1() { - return this.tracks_.length; - } - }); - - for (var i = 0; i < tracks.length; i++) { - list.addTrack(tracks[i]); - } - - // must return the object, as for ie8 it will not be this - // but a reference to a document object - return _ret = list, possibleConstructorReturn(_this, _ret); - } - - /** - * Add a {@link Track} to the `TrackList` - * - * @param {Track} track - * The audio, video, or text track to add to the list. - * - * @fires TrackList#addtrack - */ - - - TrackList.prototype.addTrack = function addTrack(track) { - var index = this.tracks_.length; - - if (!('' + index in this)) { - Object.defineProperty(this, index, { - get: function get$$1() { - return this.tracks_[index]; - } - }); - } - - // Do not add duplicate tracks - if (this.tracks_.indexOf(track) === -1) { - this.tracks_.push(track); - /** - * Triggered when a track is added to a track list. - * - * @event TrackList#addtrack - * @type {EventTarget~Event} - * @property {Track} track - * A reference to track that was added. - */ - this.trigger({ - track: track, - type: 'addtrack' - }); - } - }; - - /** - * Remove a {@link Track} from the `TrackList` - * - * @param {Track} rtrack - * The audio, video, or text track to remove from the list. - * - * @fires TrackList#removetrack - */ - - - TrackList.prototype.removeTrack = function removeTrack(rtrack) { - var track = void 0; - - for (var i = 0, l = this.length; i < l; i++) { - if (this[i] === rtrack) { - track = this[i]; - if (track.off) { - track.off(); - } - - this.tracks_.splice(i, 1); - - break; - } - } - - if (!track) { - return; - } - - /** - * Triggered when a track is removed from track list. - * - * @event TrackList#removetrack - * @type {EventTarget~Event} - * @property {Track} track - * A reference to track that was removed. - */ - this.trigger({ - track: track, - type: 'removetrack' - }); - }; - - /** - * Get a Track from the TrackList by a tracks id - * - * @param {String} id - the id of the track to get - * @method getTrackById - * @return {Track} - * @private - */ - - - TrackList.prototype.getTrackById = function getTrackById(id) { - var result = null; - - for (var i = 0, l = this.length; i < l; i++) { - var track = this[i]; - - if (track.id === id) { - result = track; - break; - } - } - - return result; - }; - - return TrackList; -}(EventTarget); - -/** - * Triggered when a different track is selected/enabled. - * - * @event TrackList#change - * @type {EventTarget~Event} - */ - -/** - * Events that can be called with on + eventName. See {@link EventHandler}. - * - * @property {Object} TrackList#allowedEvents_ - * @private - */ - - -TrackList.prototype.allowedEvents_ = { - change: 'change', - addtrack: 'addtrack', - removetrack: 'removetrack' -}; - -// emulate attribute EventHandler support to allow for feature detection -for (var event in TrackList.prototype.allowedEvents_) { - TrackList.prototype['on' + event] = null; -} - -/** - * @file audio-track-list.js - */ -/** - * Anywhere we call this function we diverge from the spec - * as we only support one enabled audiotrack at a time - * - * @param {AudioTrackList} list - * list to work on - * - * @param {AudioTrack} track - * The track to skip - * - * @private - */ -var disableOthers = function disableOthers(list, track) { - for (var i = 0; i < list.length; i++) { - if (!Object.keys(list[i]).length || track.id === list[i].id) { - continue; - } - // another audio track is enabled, disable it - list[i].enabled = false; - } -}; - -/** - * The current list of {@link AudioTrack} for a media file. - * - * @see [Spec]{@link https://html.spec.whatwg.org/multipage/embedded-content.html#audiotracklist} - * @extends TrackList - */ - -var AudioTrackList = function (_TrackList) { - inherits(AudioTrackList, _TrackList); - - /** - * Create an instance of this class. - * - * @param {AudioTrack[]} [tracks=[]] - * A list of `AudioTrack` to instantiate the list with. - */ - function AudioTrackList() { - var _this, _ret; - - var tracks = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : []; - classCallCheck(this, AudioTrackList); - - var list = void 0; - - // make sure only 1 track is enabled - // sorted from last index to first index - for (var i = tracks.length - 1; i >= 0; i--) { - if (tracks[i].enabled) { - disableOthers(tracks, tracks[i]); - break; - } - } - - // IE8 forces us to implement inheritance ourselves - // as it does not support Object.defineProperty properly - if (IS_IE8) { - list = document_1.createElement('custom'); - for (var prop in TrackList.prototype) { - if (prop !== 'constructor') { - list[prop] = TrackList.prototype[prop]; - } - } - for (var _prop in AudioTrackList.prototype) { - if (_prop !== 'constructor') { - list[_prop] = AudioTrackList.prototype[_prop]; - } - } - } - - list = (_this = possibleConstructorReturn(this, _TrackList.call(this, tracks, list)), _this); - list.changing_ = false; - - return _ret = list, possibleConstructorReturn(_this, _ret); - } - - /** - * Add an {@link AudioTrack} to the `AudioTrackList`. - * - * @param {AudioTrack} track - * The AudioTrack to add to the list - * - * @fires TrackList#addtrack - */ - - - AudioTrackList.prototype.addTrack = function addTrack(track) { - var _this2 = this; - - if (track.enabled) { - disableOthers(this, track); - } - - _TrackList.prototype.addTrack.call(this, track); - // native tracks don't have this - if (!track.addEventListener) { - return; - } - - /** - * @listens AudioTrack#enabledchange - * @fires TrackList#change - */ - track.addEventListener('enabledchange', function () { - // when we are disabling other tracks (since we don't support - // more than one track at a time) we will set changing_ - // to true so that we don't trigger additional change events - if (_this2.changing_) { - return; - } - _this2.changing_ = true; - disableOthers(_this2, track); - _this2.changing_ = false; - _this2.trigger('change'); - }); - }; - - return AudioTrackList; -}(TrackList); - -/** - * @file video-track-list.js - */ -/** - * Un-select all other {@link VideoTrack}s that are selected. - * - * @param {VideoTrackList} list - * list to work on - * - * @param {VideoTrack} track - * The track to skip - * - * @private - */ -var disableOthers$1 = function disableOthers(list, track) { - for (var i = 0; i < list.length; i++) { - if (!Object.keys(list[i]).length || track.id === list[i].id) { - continue; - } - // another video track is enabled, disable it - list[i].selected = false; - } -}; - -/** - * The current list of {@link VideoTrack} for a video. - * - * @see [Spec]{@link https://html.spec.whatwg.org/multipage/embedded-content.html#videotracklist} - * @extends TrackList - */ - -var VideoTrackList = function (_TrackList) { - inherits(VideoTrackList, _TrackList); - - /** - * Create an instance of this class. - * - * @param {VideoTrack[]} [tracks=[]] - * A list of `VideoTrack` to instantiate the list with. - */ - function VideoTrackList() { - var _this, _ret; - - var tracks = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : []; - classCallCheck(this, VideoTrackList); - - var list = void 0; - - // make sure only 1 track is enabled - // sorted from last index to first index - for (var i = tracks.length - 1; i >= 0; i--) { - if (tracks[i].selected) { - disableOthers$1(tracks, tracks[i]); - break; - } - } - - // IE8 forces us to implement inheritance ourselves - // as it does not support Object.defineProperty properly - if (IS_IE8) { - list = document_1.createElement('custom'); - for (var prop in TrackList.prototype) { - if (prop !== 'constructor') { - list[prop] = TrackList.prototype[prop]; - } - } - for (var _prop in VideoTrackList.prototype) { - if (_prop !== 'constructor') { - list[_prop] = VideoTrackList.prototype[_prop]; - } - } - } - - list = (_this = possibleConstructorReturn(this, _TrackList.call(this, tracks, list)), _this); - list.changing_ = false; - - /** - * @member {number} VideoTrackList#selectedIndex - * The current index of the selected {@link VideoTrack`}. - */ - Object.defineProperty(list, 'selectedIndex', { - get: function get$$1() { - for (var _i = 0; _i < this.length; _i++) { - if (this[_i].selected) { - return _i; - } - } - return -1; - }, - set: function set$$1() {} - }); - - return _ret = list, possibleConstructorReturn(_this, _ret); - } - - /** - * Add a {@link VideoTrack} to the `VideoTrackList`. - * - * @param {VideoTrack} track - * The VideoTrack to add to the list - * - * @fires TrackList#addtrack - */ - - - VideoTrackList.prototype.addTrack = function addTrack(track) { - var _this2 = this; - - if (track.selected) { - disableOthers$1(this, track); - } - - _TrackList.prototype.addTrack.call(this, track); - // native tracks don't have this - if (!track.addEventListener) { - return; - } - - /** - * @listens VideoTrack#selectedchange - * @fires TrackList#change - */ - track.addEventListener('selectedchange', function () { - if (_this2.changing_) { - return; - } - _this2.changing_ = true; - disableOthers$1(_this2, track); - _this2.changing_ = false; - _this2.trigger('change'); - }); - }; - - return VideoTrackList; -}(TrackList); - -/** - * @file text-track-list.js - */ -/** - * The current list of {@link TextTrack} for a media file. - * - * @see [Spec]{@link https://html.spec.whatwg.org/multipage/embedded-content.html#texttracklist} - * @extends TrackList - */ - -var TextTrackList = function (_TrackList) { - inherits(TextTrackList, _TrackList); - - /** - * Create an instance of this class. - * - * @param {TextTrack[]} [tracks=[]] - * A list of `TextTrack` to instantiate the list with. - */ - function TextTrackList() { - var _this, _ret; - - var tracks = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : []; - classCallCheck(this, TextTrackList); - - var list = void 0; - - // IE8 forces us to implement inheritance ourselves - // as it does not support Object.defineProperty properly - if (IS_IE8) { - list = document_1.createElement('custom'); - for (var prop in TrackList.prototype) { - if (prop !== 'constructor') { - list[prop] = TrackList.prototype[prop]; - } - } - for (var _prop in TextTrackList.prototype) { - if (_prop !== 'constructor') { - list[_prop] = TextTrackList.prototype[_prop]; - } - } - } - - list = (_this = possibleConstructorReturn(this, _TrackList.call(this, tracks, list)), _this); - return _ret = list, possibleConstructorReturn(_this, _ret); - } - - /** - * Add a {@link TextTrack} to the `TextTrackList` - * - * @param {TextTrack} track - * The text track to add to the list. - * - * @fires TrackList#addtrack - */ - - - TextTrackList.prototype.addTrack = function addTrack(track) { - _TrackList.prototype.addTrack.call(this, track); - - /** - * @listens TextTrack#modechange - * @fires TrackList#change - */ - track.addEventListener('modechange', bind(this, function () { - this.trigger('change'); - })); - - var nonLanguageTextTrackKind = ['metadata', 'chapters']; - - if (nonLanguageTextTrackKind.indexOf(track.kind) === -1) { - track.addEventListener('modechange', bind(this, function () { - this.trigger('selectedlanguagechange'); - })); - } - }; - - return TextTrackList; -}(TrackList); - -/** - * @file html-track-element-list.js - */ - -/** - * The current list of {@link HtmlTrackElement}s. - */ - -var HtmlTrackElementList = function () { - - /** - * Create an instance of this class. - * - * @param {HtmlTrackElement[]} [tracks=[]] - * A list of `HtmlTrackElement` to instantiate the list with. - */ - function HtmlTrackElementList() { - var trackElements = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : []; - classCallCheck(this, HtmlTrackElementList); - - var list = this; // eslint-disable-line - - if (IS_IE8) { - list = document_1.createElement('custom'); - - for (var prop in HtmlTrackElementList.prototype) { - if (prop !== 'constructor') { - list[prop] = HtmlTrackElementList.prototype[prop]; - } - } - } - - list.trackElements_ = []; - - /** - * @memberof HtmlTrackElementList - * @member {number} length - * The current number of `Track`s in the this Trackist. - * @instance - */ - Object.defineProperty(list, 'length', { - get: function get$$1() { - return this.trackElements_.length; - } - }); - - for (var i = 0, length = trackElements.length; i < length; i++) { - list.addTrackElement_(trackElements[i]); - } - - if (IS_IE8) { - return list; - } - } - - /** - * Add an {@link HtmlTrackElement} to the `HtmlTrackElementList` - * - * @param {HtmlTrackElement} trackElement - * The track element to add to the list. - * - * @private - */ - - - HtmlTrackElementList.prototype.addTrackElement_ = function addTrackElement_(trackElement) { - var index = this.trackElements_.length; - - if (!('' + index in this)) { - Object.defineProperty(this, index, { - get: function get$$1() { - return this.trackElements_[index]; - } - }); - } - - // Do not add duplicate elements - if (this.trackElements_.indexOf(trackElement) === -1) { - this.trackElements_.push(trackElement); - } - }; - - /** - * Get an {@link HtmlTrackElement} from the `HtmlTrackElementList` given an - * {@link TextTrack}. - * - * @param {TextTrack} track - * The track associated with a track element. - * - * @return {HtmlTrackElement|undefined} - * The track element that was found or undefined. - * - * @private - */ - - - HtmlTrackElementList.prototype.getTrackElementByTrack_ = function getTrackElementByTrack_(track) { - var trackElement_ = void 0; - - for (var i = 0, length = this.trackElements_.length; i < length; i++) { - if (track === this.trackElements_[i].track) { - trackElement_ = this.trackElements_[i]; - - break; - } - } - - return trackElement_; - }; - - /** - * Remove a {@link HtmlTrackElement} from the `HtmlTrackElementList` - * - * @param {HtmlTrackElement} trackElement - * The track element to remove from the list. - * - * @private - */ - - - HtmlTrackElementList.prototype.removeTrackElement_ = function removeTrackElement_(trackElement) { - for (var i = 0, length = this.trackElements_.length; i < length; i++) { - if (trackElement === this.trackElements_[i]) { - this.trackElements_.splice(i, 1); - - break; - } - } - }; - - return HtmlTrackElementList; -}(); - -/** - * @file text-track-cue-list.js - */ -/** - * @typedef {Object} TextTrackCueList~TextTrackCue - * - * @property {string} id - * The unique id for this text track cue - * - * @property {number} startTime - * The start time for this text track cue - * - * @property {number} endTime - * The end time for this text track cue - * - * @property {boolean} pauseOnExit - * Pause when the end time is reached if true. - * - * @see [Spec]{@link https://html.spec.whatwg.org/multipage/embedded-content.html#texttrackcue} - */ - -/** - * A List of TextTrackCues. - * - * @see [Spec]{@link https://html.spec.whatwg.org/multipage/embedded-content.html#texttrackcuelist} - */ - -var TextTrackCueList = function () { - - /** - * Create an instance of this class.. - * - * @param {Array} cues - * A list of cues to be initialized with - */ - function TextTrackCueList(cues) { - classCallCheck(this, TextTrackCueList); - - var list = this; // eslint-disable-line - - if (IS_IE8) { - list = document_1.createElement('custom'); - - for (var prop in TextTrackCueList.prototype) { - if (prop !== 'constructor') { - list[prop] = TextTrackCueList.prototype[prop]; - } - } - } - - TextTrackCueList.prototype.setCues_.call(list, cues); - - /** - * @memberof TextTrackCueList - * @member {number} length - * The current number of `TextTrackCue`s in the TextTrackCueList. - * @instance - */ - Object.defineProperty(list, 'length', { - get: function get$$1() { - return this.length_; - } - }); - - if (IS_IE8) { - return list; - } - } - - /** - * A setter for cues in this list. Creates getters - * an an index for the cues. - * - * @param {Array} cues - * An array of cues to set - * - * @private - */ - - - TextTrackCueList.prototype.setCues_ = function setCues_(cues) { - var oldLength = this.length || 0; - var i = 0; - var l = cues.length; - - this.cues_ = cues; - this.length_ = cues.length; - - var defineProp = function defineProp(index) { - if (!('' + index in this)) { - Object.defineProperty(this, '' + index, { - get: function get$$1() { - return this.cues_[index]; - } - }); - } - }; - - if (oldLength < l) { - i = oldLength; - - for (; i < l; i++) { - defineProp.call(this, i); - } - } - }; - - /** - * Get a `TextTrackCue` that is currently in the `TextTrackCueList` by id. - * - * @param {string} id - * The id of the cue that should be searched for. - * - * @return {TextTrackCueList~TextTrackCue|null} - * A single cue or null if none was found. - */ - - - TextTrackCueList.prototype.getCueById = function getCueById(id) { - var result = null; - - for (var i = 0, l = this.length; i < l; i++) { - var cue = this[i]; - - if (cue.id === id) { - result = cue; - break; - } - } - - return result; - }; - - return TextTrackCueList; -}(); - -/** - * @file track-kinds.js - */ - -/** - * All possible `VideoTrackKind`s - * - * @see https://html.spec.whatwg.org/multipage/embedded-content.html#dom-videotrack-kind - * @typedef VideoTrack~Kind - * @enum - */ -var VideoTrackKind = { - alternative: 'alternative', - captions: 'captions', - main: 'main', - sign: 'sign', - subtitles: 'subtitles', - commentary: 'commentary' -}; - -/** - * All possible `AudioTrackKind`s - * - * @see https://html.spec.whatwg.org/multipage/embedded-content.html#dom-audiotrack-kind - * @typedef AudioTrack~Kind - * @enum - */ -var AudioTrackKind = { - 'alternative': 'alternative', - 'descriptions': 'descriptions', - 'main': 'main', - 'main-desc': 'main-desc', - 'translation': 'translation', - 'commentary': 'commentary' -}; - -/** - * All possible `TextTrackKind`s - * - * @see https://html.spec.whatwg.org/multipage/embedded-content.html#dom-texttrack-kind - * @typedef TextTrack~Kind - * @enum - */ -var TextTrackKind = { - subtitles: 'subtitles', - captions: 'captions', - descriptions: 'descriptions', - chapters: 'chapters', - metadata: 'metadata' -}; - -/** - * All possible `TextTrackMode`s - * - * @see https://html.spec.whatwg.org/multipage/embedded-content.html#texttrackmode - * @typedef TextTrack~Mode - * @enum - */ -var TextTrackMode = { - disabled: 'disabled', - hidden: 'hidden', - showing: 'showing' -}; - -/** - * @file track.js - */ -/** - * A Track class that contains all of the common functionality for {@link AudioTrack}, - * {@link VideoTrack}, and {@link TextTrack}. - * - * > Note: This class should not be used directly - * - * @see {@link https://html.spec.whatwg.org/multipage/embedded-content.html} - * @extends EventTarget - * @abstract - */ - -var Track = function (_EventTarget) { - inherits(Track, _EventTarget); - - /** - * Create an instance of this class. - * - * @param {Object} [options={}] - * Object of option names and values - * - * @param {string} [options.kind=''] - * A valid kind for the track type you are creating. - * - * @param {string} [options.id='vjs_track_' + Guid.newGUID()] - * A unique id for this AudioTrack. - * - * @param {string} [options.label=''] - * The menu label for this track. - * - * @param {string} [options.language=''] - * A valid two character language code. - * - * @abstract - */ - function Track() { - var _ret; - - var options = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {}; - classCallCheck(this, Track); - - var _this = possibleConstructorReturn(this, _EventTarget.call(this)); - - var track = _this; // eslint-disable-line - - if (IS_IE8) { - track = document_1.createElement('custom'); - for (var prop in Track.prototype) { - if (prop !== 'constructor') { - track[prop] = Track.prototype[prop]; - } - } - } - - var trackProps = { - id: options.id || 'vjs_track_' + newGUID(), - kind: options.kind || '', - label: options.label || '', - language: options.language || '' - }; - - /** - * @memberof Track - * @member {string} id - * The id of this track. Cannot be changed after creation. - * @instance - * - * @readonly - */ - - /** - * @memberof Track - * @member {string} kind - * The kind of track that this is. Cannot be changed after creation. - * @instance - * - * @readonly - */ - - /** - * @memberof Track - * @member {string} label - * The label of this track. Cannot be changed after creation. - * @instance - * - * @readonly - */ - - /** - * @memberof Track - * @member {string} language - * The two letter language code for this track. Cannot be changed after - * creation. - * @instance - * - * @readonly - */ - - var _loop = function _loop(key) { - Object.defineProperty(track, key, { - get: function get$$1() { - return trackProps[key]; - }, - set: function set$$1() {} - }); - }; - - for (var key in trackProps) { - _loop(key); - } - - return _ret = track, possibleConstructorReturn(_this, _ret); - } - - return Track; -}(EventTarget); - -/** - * @file url.js - * @module url - */ -/** - * @typedef {Object} url:URLObject - * - * @property {string} protocol - * The protocol of the url that was parsed. - * - * @property {string} hostname - * The hostname of the url that was parsed. - * - * @property {string} port - * The port of the url that was parsed. - * - * @property {string} pathname - * The pathname of the url that was parsed. - * - * @property {string} search - * The search query of the url that was parsed. - * - * @property {string} hash - * The hash of the url that was parsed. - * - * @property {string} host - * The host of the url that was parsed. - */ - -/** - * Resolve and parse the elements of a URL. - * - * @param {String} url - * The url to parse - * - * @return {url:URLObject} - * An object of url details - */ -var parseUrl = function parseUrl(url) { - var props = ['protocol', 'hostname', 'port', 'pathname', 'search', 'hash', 'host']; - - // add the url to an anchor and let the browser parse the URL - var a = document_1.createElement('a'); - - a.href = url; - - // IE8 (and 9?) Fix - // ie8 doesn't parse the URL correctly until the anchor is actually - // added to the body, and an innerHTML is needed to trigger the parsing - var addToBody = a.host === '' && a.protocol !== 'file:'; - var div = void 0; - - if (addToBody) { - div = document_1.createElement('div'); - div.innerHTML = ''; - a = div.firstChild; - // prevent the div from affecting layout - div.setAttribute('style', 'display:none; position:absolute;'); - document_1.body.appendChild(div); - } - - // Copy the specific URL properties to a new object - // This is also needed for IE8 because the anchor loses its - // properties when it's removed from the dom - var details = {}; - - for (var i = 0; i < props.length; i++) { - details[props[i]] = a[props[i]]; - } - - // IE9 adds the port to the host property unlike everyone else. If - // a port identifier is added for standard ports, strip it. - if (details.protocol === 'http:') { - details.host = details.host.replace(/:80$/, ''); - } - - if (details.protocol === 'https:') { - details.host = details.host.replace(/:443$/, ''); - } - - if (!details.protocol) { - details.protocol = window_1.location.protocol; - } - - if (addToBody) { - document_1.body.removeChild(div); - } - - return details; -}; - -/** - * Get absolute version of relative URL. Used to tell flash correct URL. - * - * - * @param {string} url - * URL to make absolute - * - * @return {string} - * Absolute URL - * - * @see http://stackoverflow.com/questions/470832/getting-an-absolute-url-from-a-relative-one-ie6-issue - */ -var getAbsoluteURL = function getAbsoluteURL(url) { - // Check if absolute URL - if (!url.match(/^https?:\/\//)) { - // Convert to absolute URL. Flash hosted off-site needs an absolute URL. - var div = document_1.createElement('div'); - - div.innerHTML = 'x'; - url = div.firstChild.href; - } - - return url; -}; - -/** - * Returns the extension of the passed file name. It will return an empty string - * if passed an invalid path. - * - * @param {string} path - * The fileName path like '/path/to/file.mp4' - * - * @returns {string} - * The extension in lower case or an empty string if no - * extension could be found. - */ -var getFileExtension = function getFileExtension(path) { - if (typeof path === 'string') { - var splitPathRe = /^(\/?)([\s\S]*?)((?:\.{1,2}|[^\/]+?)(\.([^\.\/\?]+)))(?:[\/]*|[\?].*)$/i; - var pathParts = splitPathRe.exec(path); - - if (pathParts) { - return pathParts.pop().toLowerCase(); - } - } - - return ''; -}; - -/** - * Returns whether the url passed is a cross domain request or not. - * - * @param {string} url - * The url to check. - * - * @return {boolean} - * Whether it is a cross domain request or not. - */ -var isCrossOrigin = function isCrossOrigin(url) { - var winLoc = window_1.location; - var urlInfo = parseUrl(url); - - // IE8 protocol relative urls will return ':' for protocol - var srcProtocol = urlInfo.protocol === ':' ? winLoc.protocol : urlInfo.protocol; - - // Check if url is for another domain/origin - // IE8 doesn't know location.origin, so we won't rely on it here - var crossOrigin = srcProtocol + urlInfo.host !== winLoc.protocol + winLoc.host; - - return crossOrigin; -}; - -var Url = (Object.freeze || Object)({ - parseUrl: parseUrl, - getAbsoluteURL: getAbsoluteURL, - getFileExtension: getFileExtension, - isCrossOrigin: isCrossOrigin -}); - -var isFunction_1 = isFunction; - -var toString$1 = Object.prototype.toString; - -function isFunction (fn) { - var string = toString$1.call(fn); - return string === '[object Function]' || - (typeof fn === 'function' && string !== '[object RegExp]') || - (typeof window !== 'undefined' && - // IE8 and below - (fn === window.setTimeout || - fn === window.alert || - fn === window.confirm || - fn === window.prompt)) -} - -var trim_1 = createCommonjsModule(function (module, exports) { -exports = module.exports = trim; - -function trim(str){ - return str.replace(/^\s*|\s*$/g, ''); -} - -exports.left = function(str){ - return str.replace(/^\s*/, ''); -}; - -exports.right = function(str){ - return str.replace(/\s*$/, ''); -}; -}); - -var forEach_1 = forEach; - -var toString$2 = Object.prototype.toString; -var hasOwnProperty = Object.prototype.hasOwnProperty; - -function forEach(list, iterator, context) { - if (!isFunction_1(iterator)) { - throw new TypeError('iterator must be a function') - } - - if (arguments.length < 3) { - context = this; - } - - if (toString$2.call(list) === '[object Array]') - forEachArray$1(list, iterator, context); - else if (typeof list === 'string') - forEachString(list, iterator, context); - else - forEachObject(list, iterator, context); -} - -function forEachArray$1(array, iterator, context) { - for (var i = 0, len = array.length; i < len; i++) { - if (hasOwnProperty.call(array, i)) { - iterator.call(context, array[i], i, array); - } - } -} - -function forEachString(string, iterator, context) { - for (var i = 0, len = string.length; i < len; i++) { - // no such thing as a sparse string. - iterator.call(context, string.charAt(i), i, string); - } -} - -function forEachObject(object, iterator, context) { - for (var k in object) { - if (hasOwnProperty.call(object, k)) { - iterator.call(context, object[k], k, object); - } - } -} - -var isArray = function(arg) { - return Object.prototype.toString.call(arg) === '[object Array]'; - }; - -var parseHeaders = function (headers) { - if (!headers) - return {} - - var result = {}; - - forEach_1( - trim_1(headers).split('\n') - , function (row) { - var index = row.indexOf(':') - , key = trim_1(row.slice(0, index)).toLowerCase() - , value = trim_1(row.slice(index + 1)); - - if (typeof(result[key]) === 'undefined') { - result[key] = value; - } else if (isArray(result[key])) { - result[key].push(value); - } else { - result[key] = [ result[key], value ]; - } - } - ); - - return result -}; - -var immutable = extend; - -var hasOwnProperty$1 = Object.prototype.hasOwnProperty; - -function extend() { - var target = {}; - - for (var i = 0; i < arguments.length; i++) { - var source = arguments[i]; - - for (var key in source) { - if (hasOwnProperty$1.call(source, key)) { - target[key] = source[key]; - } - } - } - - return target -} - -var xhr = createXHR; -createXHR.XMLHttpRequest = window_1.XMLHttpRequest || noop; -createXHR.XDomainRequest = "withCredentials" in (new createXHR.XMLHttpRequest()) ? createXHR.XMLHttpRequest : window_1.XDomainRequest; - -forEachArray(["get", "put", "post", "patch", "head", "delete"], function(method) { - createXHR[method === "delete" ? "del" : method] = function(uri, options, callback) { - options = initParams(uri, options, callback); - options.method = method.toUpperCase(); - return _createXHR(options) - }; -}); - -function forEachArray(array, iterator) { - for (var i = 0; i < array.length; i++) { - iterator(array[i]); - } -} - -function isEmpty(obj){ - for(var i in obj){ - if(obj.hasOwnProperty(i)) return false - } - return true -} - -function initParams(uri, options, callback) { - var params = uri; - - if (isFunction_1(options)) { - callback = options; - if (typeof uri === "string") { - params = {uri:uri}; - } - } else { - params = immutable(options, {uri: uri}); - } - - params.callback = callback; - return params -} - -function createXHR(uri, options, callback) { - options = initParams(uri, options, callback); - return _createXHR(options) -} - -function _createXHR(options) { - if(typeof options.callback === "undefined"){ - throw new Error("callback argument missing") - } - - var called = false; - var callback = function cbOnce(err, response, body){ - if(!called){ - called = true; - options.callback(err, response, body); - } - }; - - function readystatechange() { - if (xhr.readyState === 4) { - setTimeout(loadFunc, 0); - } - } - - function getBody() { - // Chrome with requestType=blob throws errors arround when even testing access to responseText - var body = undefined; - - if (xhr.response) { - body = xhr.response; - } else { - body = xhr.responseText || getXml(xhr); - } - - if (isJson) { - try { - body = JSON.parse(body); - } catch (e) {} - } - - return body - } - - function errorFunc(evt) { - clearTimeout(timeoutTimer); - if(!(evt instanceof Error)){ - evt = new Error("" + (evt || "Unknown XMLHttpRequest Error") ); - } - evt.statusCode = 0; - return callback(evt, failureResponse) - } - - // will load the data & process the response in a special response object - function loadFunc() { - if (aborted) return - var status; - clearTimeout(timeoutTimer); - if(options.useXDR && xhr.status===undefined) { - //IE8 CORS GET successful response doesn't have a status field, but body is fine - status = 200; - } else { - status = (xhr.status === 1223 ? 204 : xhr.status); - } - var response = failureResponse; - var err = null; - - if (status !== 0){ - response = { - body: getBody(), - statusCode: status, - method: method, - headers: {}, - url: uri, - rawRequest: xhr - }; - if(xhr.getAllResponseHeaders){ //remember xhr can in fact be XDR for CORS in IE - response.headers = parseHeaders(xhr.getAllResponseHeaders()); - } - } else { - err = new Error("Internal XMLHttpRequest Error"); - } - return callback(err, response, response.body) - } - - var xhr = options.xhr || null; - - if (!xhr) { - if (options.cors || options.useXDR) { - xhr = new createXHR.XDomainRequest(); - }else{ - xhr = new createXHR.XMLHttpRequest(); - } - } - - var key; - var aborted; - var uri = xhr.url = options.uri || options.url; - var method = xhr.method = options.method || "GET"; - var body = options.body || options.data; - var headers = xhr.headers = options.headers || {}; - var sync = !!options.sync; - var isJson = false; - var timeoutTimer; - var failureResponse = { - body: undefined, - headers: {}, - statusCode: 0, - method: method, - url: uri, - rawRequest: xhr - }; - - if ("json" in options && options.json !== false) { - isJson = true; - headers["accept"] || headers["Accept"] || (headers["Accept"] = "application/json"); //Don't override existing accept header declared by user - if (method !== "GET" && method !== "HEAD") { - headers["content-type"] || headers["Content-Type"] || (headers["Content-Type"] = "application/json"); //Don't override existing accept header declared by user - body = JSON.stringify(options.json === true ? body : options.json); - } - } - - xhr.onreadystatechange = readystatechange; - xhr.onload = loadFunc; - xhr.onerror = errorFunc; - // IE9 must have onprogress be set to a unique function. - xhr.onprogress = function () { - // IE must die - }; - xhr.onabort = function(){ - aborted = true; - }; - xhr.ontimeout = errorFunc; - xhr.open(method, uri, !sync, options.username, options.password); - //has to be after open - if(!sync) { - xhr.withCredentials = !!options.withCredentials; - } - // Cannot set timeout with sync request - // not setting timeout on the xhr object, because of old webkits etc. not handling that correctly - // both npm's request and jquery 1.x use this kind of timeout, so this is being consistent - if (!sync && options.timeout > 0 ) { - timeoutTimer = setTimeout(function(){ - if (aborted) return - aborted = true;//IE9 may still call readystatechange - xhr.abort("timeout"); - var e = new Error("XMLHttpRequest timeout"); - e.code = "ETIMEDOUT"; - errorFunc(e); - }, options.timeout ); - } - - if (xhr.setRequestHeader) { - for(key in headers){ - if(headers.hasOwnProperty(key)){ - xhr.setRequestHeader(key, headers[key]); - } - } - } else if (options.headers && !isEmpty(options.headers)) { - throw new Error("Headers cannot be set on an XDomainRequest object") - } - - if ("responseType" in options) { - xhr.responseType = options.responseType; - } - - if ("beforeSend" in options && - typeof options.beforeSend === "function" - ) { - options.beforeSend(xhr); - } - - // Microsoft Edge browser sends "undefined" when send is called with undefined value. - // XMLHttpRequest spec says to pass null as body to indicate no body - // See https://github.com/naugtur/xhr/issues/100. - xhr.send(body || null); - - return xhr - - -} - -function getXml(xhr) { - if (xhr.responseType === "document") { - return xhr.responseXML - } - var firefoxBugTakenEffect = xhr.responseXML && xhr.responseXML.documentElement.nodeName === "parsererror"; - if (xhr.responseType === "" && !firefoxBugTakenEffect) { - return xhr.responseXML - } - - return null -} - -function noop() {} - -/** - * @file text-track.js - */ -/** - * Takes a webvtt file contents and parses it into cues - * - * @param {string} srcContent - * webVTT file contents - * - * @param {TextTrack} track - * TextTrack to add cues to. Cues come from the srcContent. - * - * @private - */ -var parseCues = function parseCues(srcContent, track) { - var parser = new window_1.WebVTT.Parser(window_1, window_1.vttjs, window_1.WebVTT.StringDecoder()); - var errors = []; - - parser.oncue = function (cue) { - track.addCue(cue); - }; - - parser.onparsingerror = function (error) { - errors.push(error); - }; - - parser.onflush = function () { - track.trigger({ - type: 'loadeddata', - target: track - }); - }; - - parser.parse(srcContent); - if (errors.length > 0) { - if (window_1.console && window_1.console.groupCollapsed) { - window_1.console.groupCollapsed('Text Track parsing errors for ' + track.src); - } - errors.forEach(function (error) { - return log$1.error(error); - }); - if (window_1.console && window_1.console.groupEnd) { - window_1.console.groupEnd(); - } - } - - parser.flush(); -}; - -/** - * Load a `TextTrack` from a specifed url. - * - * @param {string} src - * Url to load track from. - * - * @param {TextTrack} track - * Track to add cues to. Comes from the content at the end of `url`. - * - * @private - */ -var loadTrack = function loadTrack(src, track) { - var opts = { - uri: src - }; - var crossOrigin = isCrossOrigin(src); - - if (crossOrigin) { - opts.cors = crossOrigin; - } - - xhr(opts, bind(this, function (err, response, responseBody) { - if (err) { - return log$1.error(err, response); - } - - track.loaded_ = true; - - // Make sure that vttjs has loaded, otherwise, wait till it finished loading - // NOTE: this is only used for the alt/video.novtt.js build - if (typeof window_1.WebVTT !== 'function') { - if (track.tech_) { - var loadHandler = function loadHandler() { - return parseCues(responseBody, track); - }; - - track.tech_.on('vttjsloaded', loadHandler); - track.tech_.on('vttjserror', function () { - log$1.error('vttjs failed to load, stopping trying to process ' + track.src); - track.tech_.off('vttjsloaded', loadHandler); - }); - } - } else { - parseCues(responseBody, track); - } - })); -}; - -/** - * A representation of a single `TextTrack`. - * - * @see [Spec]{@link https://html.spec.whatwg.org/multipage/embedded-content.html#texttrack} - * @extends Track - */ - -var TextTrack = function (_Track) { - inherits(TextTrack, _Track); - - /** - * Create an instance of this class. - * - * @param {Object} options={} - * Object of option names and values - * - * @param {Tech} options.tech - * A reference to the tech that owns this TextTrack. - * - * @param {TextTrack~Kind} [options.kind='subtitles'] - * A valid text track kind. - * - * @param {TextTrack~Mode} [options.mode='disabled'] - * A valid text track mode. - * - * @param {string} [options.id='vjs_track_' + Guid.newGUID()] - * A unique id for this TextTrack. - * - * @param {string} [options.label=''] - * The menu label for this track. - * - * @param {string} [options.language=''] - * A valid two character language code. - * - * @param {string} [options.srclang=''] - * A valid two character language code. An alternative, but deprioritized - * vesion of `options.language` - * - * @param {string} [options.src] - * A url to TextTrack cues. - * - * @param {boolean} [options.default] - * If this track should default to on or off. - */ - function TextTrack() { - var _this, _ret; - - var options = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {}; - classCallCheck(this, TextTrack); - - if (!options.tech) { - throw new Error('A tech was not provided.'); - } - - var settings = mergeOptions(options, { - kind: TextTrackKind[options.kind] || 'subtitles', - language: options.language || options.srclang || '' - }); - var mode = TextTrackMode[settings.mode] || 'disabled'; - var default_ = settings['default']; - - if (settings.kind === 'metadata' || settings.kind === 'chapters') { - mode = 'hidden'; - } - // on IE8 this will be a document element - // for every other browser this will be a normal object - var tt = (_this = possibleConstructorReturn(this, _Track.call(this, settings)), _this); - - tt.tech_ = settings.tech; - - if (IS_IE8) { - for (var prop in TextTrack.prototype) { - if (prop !== 'constructor') { - tt[prop] = TextTrack.prototype[prop]; - } - } - } - - tt.cues_ = []; - tt.activeCues_ = []; - - var cues = new TextTrackCueList(tt.cues_); - var activeCues = new TextTrackCueList(tt.activeCues_); - var changed = false; - var timeupdateHandler = bind(tt, function () { - - // Accessing this.activeCues for the side-effects of updating itself - // due to it's nature as a getter function. Do not remove or cues will - // stop updating! - /* eslint-disable no-unused-expressions */ - this.activeCues; - /* eslint-enable no-unused-expressions */ - if (changed) { - this.trigger('cuechange'); - changed = false; - } - }); - - if (mode !== 'disabled') { - tt.tech_.ready(function () { - tt.tech_.on('timeupdate', timeupdateHandler); - }, true); - } - - /** - * @memberof TextTrack - * @member {boolean} default - * If this track was set to be on or off by default. Cannot be changed after - * creation. - * @instance - * - * @readonly - */ - Object.defineProperty(tt, 'default', { - get: function get$$1() { - return default_; - }, - set: function set$$1() {} - }); - - /** - * @memberof TextTrack - * @member {string} mode - * Set the mode of this TextTrack to a valid {@link TextTrack~Mode}. Will - * not be set if setting to an invalid mode. - * @instance - * - * @fires TextTrack#modechange - */ - Object.defineProperty(tt, 'mode', { - get: function get$$1() { - return mode; - }, - set: function set$$1(newMode) { - var _this2 = this; - - if (!TextTrackMode[newMode]) { - return; - } - mode = newMode; - if (mode === 'showing') { - - this.tech_.ready(function () { - _this2.tech_.on('timeupdate', timeupdateHandler); - }, true); - } - /** - * An event that fires when mode changes on this track. This allows - * the TextTrackList that holds this track to act accordingly. - * - * > Note: This is not part of the spec! - * - * @event TextTrack#modechange - * @type {EventTarget~Event} - */ - this.trigger('modechange'); - } - }); - - /** - * @memberof TextTrack - * @member {TextTrackCueList} cues - * The text track cue list for this TextTrack. - * @instance - */ - Object.defineProperty(tt, 'cues', { - get: function get$$1() { - if (!this.loaded_) { - return null; - } - - return cues; - }, - set: function set$$1() {} - }); - - /** - * @memberof TextTrack - * @member {TextTrackCueList} activeCues - * The list text track cues that are currently active for this TextTrack. - * @instance - */ - Object.defineProperty(tt, 'activeCues', { - get: function get$$1() { - if (!this.loaded_) { - return null; - } - - // nothing to do - if (this.cues.length === 0) { - return activeCues; - } - - var ct = this.tech_.currentTime(); - var active = []; - - for (var i = 0, l = this.cues.length; i < l; i++) { - var cue = this.cues[i]; - - if (cue.startTime <= ct && cue.endTime >= ct) { - active.push(cue); - } else if (cue.startTime === cue.endTime && cue.startTime <= ct && cue.startTime + 0.5 >= ct) { - active.push(cue); - } - } - - changed = false; - - if (active.length !== this.activeCues_.length) { - changed = true; - } else { - for (var _i = 0; _i < active.length; _i++) { - if (this.activeCues_.indexOf(active[_i]) === -1) { - changed = true; - } - } - } - - this.activeCues_ = active; - activeCues.setCues_(this.activeCues_); - - return activeCues; - }, - set: function set$$1() {} - }); - - if (settings.src) { - tt.src = settings.src; - loadTrack(settings.src, tt); - } else { - tt.loaded_ = true; - } - - return _ret = tt, possibleConstructorReturn(_this, _ret); - } - - /** - * Add a cue to the internal list of cues. - * - * @param {TextTrack~Cue} cue - * The cue to add to our internal list - */ - - - TextTrack.prototype.addCue = function addCue(originalCue) { - var cue = originalCue; - - if (window_1.vttjs && !(originalCue instanceof window_1.vttjs.VTTCue)) { - cue = new window_1.vttjs.VTTCue(originalCue.startTime, originalCue.endTime, originalCue.text); - - for (var prop in originalCue) { - if (!(prop in cue)) { - cue[prop] = originalCue[prop]; - } - } - - // make sure that `id` is copied over - cue.id = originalCue.id; - cue.originalCue_ = originalCue; - } - - var tracks = this.tech_.textTracks(); - - for (var i = 0; i < tracks.length; i++) { - if (tracks[i] !== this) { - tracks[i].removeCue(cue); - } - } - - this.cues_.push(cue); - this.cues.setCues_(this.cues_); - }; - - /** - * Remove a cue from our internal list - * - * @param {TextTrack~Cue} removeCue - * The cue to remove from our internal list - */ - - - TextTrack.prototype.removeCue = function removeCue(_removeCue) { - var i = this.cues_.length; - - while (i--) { - var cue = this.cues_[i]; - - if (cue === _removeCue || cue.originalCue_ && cue.originalCue_ === _removeCue) { - this.cues_.splice(i, 1); - this.cues.setCues_(this.cues_); - break; - } - } - }; - - return TextTrack; -}(Track); - -/** - * cuechange - One or more cues in the track have become active or stopped being active. - */ - - -TextTrack.prototype.allowedEvents_ = { - cuechange: 'cuechange' -}; - -/** - * A representation of a single `AudioTrack`. If it is part of an {@link AudioTrackList} - * only one `AudioTrack` in the list will be enabled at a time. - * - * @see [Spec]{@link https://html.spec.whatwg.org/multipage/embedded-content.html#audiotrack} - * @extends Track - */ - -var AudioTrack = function (_Track) { - inherits(AudioTrack, _Track); - - /** - * Create an instance of this class. - * - * @param {Object} [options={}] - * Object of option names and values - * - * @param {AudioTrack~Kind} [options.kind=''] - * A valid audio track kind - * - * @param {string} [options.id='vjs_track_' + Guid.newGUID()] - * A unique id for this AudioTrack. - * - * @param {string} [options.label=''] - * The menu label for this track. - * - * @param {string} [options.language=''] - * A valid two character language code. - * - * @param {boolean} [options.enabled] - * If this track is the one that is currently playing. If this track is part of - * an {@link AudioTrackList}, only one {@link AudioTrack} will be enabled. - */ - function AudioTrack() { - var _this, _ret; - - var options = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {}; - classCallCheck(this, AudioTrack); - - var settings = mergeOptions(options, { - kind: AudioTrackKind[options.kind] || '' - }); - // on IE8 this will be a document element - // for every other browser this will be a normal object - var track = (_this = possibleConstructorReturn(this, _Track.call(this, settings)), _this); - var enabled = false; - - if (IS_IE8) { - for (var prop in AudioTrack.prototype) { - if (prop !== 'constructor') { - track[prop] = AudioTrack.prototype[prop]; - } - } - } - /** - * @memberof AudioTrack - * @member {boolean} enabled - * If this `AudioTrack` is enabled or not. When setting this will - * fire {@link AudioTrack#enabledchange} if the state of enabled is changed. - * @instance - * - * @fires VideoTrack#selectedchange - */ - Object.defineProperty(track, 'enabled', { - get: function get$$1() { - return enabled; - }, - set: function set$$1(newEnabled) { - // an invalid or unchanged value - if (typeof newEnabled !== 'boolean' || newEnabled === enabled) { - return; - } - enabled = newEnabled; - - /** - * An event that fires when enabled changes on this track. This allows - * the AudioTrackList that holds this track to act accordingly. - * - * > Note: This is not part of the spec! Native tracks will do - * this internally without an event. - * - * @event AudioTrack#enabledchange - * @type {EventTarget~Event} - */ - this.trigger('enabledchange'); - } - }); - - // if the user sets this track to selected then - // set selected to that true value otherwise - // we keep it false - if (settings.enabled) { - track.enabled = settings.enabled; - } - track.loaded_ = true; - - return _ret = track, possibleConstructorReturn(_this, _ret); - } - - return AudioTrack; -}(Track); - -/** - * A representation of a single `VideoTrack`. - * - * @see [Spec]{@link https://html.spec.whatwg.org/multipage/embedded-content.html#videotrack} - * @extends Track - */ - -var VideoTrack = function (_Track) { - inherits(VideoTrack, _Track); - - /** - * Create an instance of this class. - * - * @param {Object} [options={}] - * Object of option names and values - * - * @param {string} [options.kind=''] - * A valid {@link VideoTrack~Kind} - * - * @param {string} [options.id='vjs_track_' + Guid.newGUID()] - * A unique id for this AudioTrack. - * - * @param {string} [options.label=''] - * The menu label for this track. - * - * @param {string} [options.language=''] - * A valid two character language code. - * - * @param {boolean} [options.selected] - * If this track is the one that is currently playing. - */ - function VideoTrack() { - var _this, _ret; - - var options = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {}; - classCallCheck(this, VideoTrack); - - var settings = mergeOptions(options, { - kind: VideoTrackKind[options.kind] || '' - }); - - // on IE8 this will be a document element - // for every other browser this will be a normal object - var track = (_this = possibleConstructorReturn(this, _Track.call(this, settings)), _this); - var selected = false; - - if (IS_IE8) { - for (var prop in VideoTrack.prototype) { - if (prop !== 'constructor') { - track[prop] = VideoTrack.prototype[prop]; - } - } - } - - /** - * @memberof VideoTrack - * @member {boolean} selected - * If this `VideoTrack` is selected or not. When setting this will - * fire {@link VideoTrack#selectedchange} if the state of selected changed. - * @instance - * - * @fires VideoTrack#selectedchange - */ - Object.defineProperty(track, 'selected', { - get: function get$$1() { - return selected; - }, - set: function set$$1(newSelected) { - // an invalid or unchanged value - if (typeof newSelected !== 'boolean' || newSelected === selected) { - return; - } - selected = newSelected; - - /** - * An event that fires when selected changes on this track. This allows - * the VideoTrackList that holds this track to act accordingly. - * - * > Note: This is not part of the spec! Native tracks will do - * this internally without an event. - * - * @event VideoTrack#selectedchange - * @type {EventTarget~Event} - */ - this.trigger('selectedchange'); - } - }); - - // if the user sets this track to selected then - // set selected to that true value otherwise - // we keep it false - if (settings.selected) { - track.selected = settings.selected; - } - - return _ret = track, possibleConstructorReturn(_this, _ret); - } - - return VideoTrack; -}(Track); - -/** - * @file html-track-element.js - */ - -/** - * @memberof HTMLTrackElement - * @typedef {HTMLTrackElement~ReadyState} - * @enum {number} - */ -var NONE = 0; -var LOADING = 1; -var LOADED = 2; -var ERROR = 3; - -/** - * A single track represented in the DOM. - * - * @see [Spec]{@link https://html.spec.whatwg.org/multipage/embedded-content.html#htmltrackelement} - * @extends EventTarget - */ - -var HTMLTrackElement = function (_EventTarget) { - inherits(HTMLTrackElement, _EventTarget); - - /** - * Create an instance of this class. - * - * @param {Object} options={} - * Object of option names and values - * - * @param {Tech} options.tech - * A reference to the tech that owns this HTMLTrackElement. - * - * @param {TextTrack~Kind} [options.kind='subtitles'] - * A valid text track kind. - * - * @param {TextTrack~Mode} [options.mode='disabled'] - * A valid text track mode. - * - * @param {string} [options.id='vjs_track_' + Guid.newGUID()] - * A unique id for this TextTrack. - * - * @param {string} [options.label=''] - * The menu label for this track. - * - * @param {string} [options.language=''] - * A valid two character language code. - * - * @param {string} [options.srclang=''] - * A valid two character language code. An alternative, but deprioritized - * vesion of `options.language` - * - * @param {string} [options.src] - * A url to TextTrack cues. - * - * @param {boolean} [options.default] - * If this track should default to on or off. - */ - function HTMLTrackElement() { - var options = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {}; - classCallCheck(this, HTMLTrackElement); - - var _this = possibleConstructorReturn(this, _EventTarget.call(this)); - - var readyState = void 0; - var trackElement = _this; // eslint-disable-line - - if (IS_IE8) { - trackElement = document_1.createElement('custom'); - - for (var prop in HTMLTrackElement.prototype) { - if (prop !== 'constructor') { - trackElement[prop] = HTMLTrackElement.prototype[prop]; - } - } - } - - var track = new TextTrack(options); - - trackElement.kind = track.kind; - trackElement.src = track.src; - trackElement.srclang = track.language; - trackElement.label = track.label; - trackElement['default'] = track['default']; - - /** - * @memberof HTMLTrackElement - * @member {HTMLTrackElement~ReadyState} readyState - * The current ready state of the track element. - * @instance - */ - Object.defineProperty(trackElement, 'readyState', { - get: function get$$1() { - return readyState; - } - }); - - /** - * @memberof HTMLTrackElement - * @member {TextTrack} track - * The underlying TextTrack object. - * @instance - * - */ - Object.defineProperty(trackElement, 'track', { - get: function get$$1() { - return track; - } - }); - - readyState = NONE; - - /** - * @listens TextTrack#loadeddata - * @fires HTMLTrackElement#load - */ - track.addEventListener('loadeddata', function () { - readyState = LOADED; - - trackElement.trigger({ - type: 'load', - target: trackElement - }); - }); - - if (IS_IE8) { - var _ret; - - return _ret = trackElement, possibleConstructorReturn(_this, _ret); - } - return _this; - } - - return HTMLTrackElement; -}(EventTarget); - -HTMLTrackElement.prototype.allowedEvents_ = { - load: 'load' -}; - -HTMLTrackElement.NONE = NONE; -HTMLTrackElement.LOADING = LOADING; -HTMLTrackElement.LOADED = LOADED; -HTMLTrackElement.ERROR = ERROR; - -/* - * This file contains all track properties that are used in - * player.js, tech.js, html5.js and possibly other techs in the future. - */ - -var NORMAL = { - audio: { - ListClass: AudioTrackList, - TrackClass: AudioTrack, - capitalName: 'Audio' - }, - video: { - ListClass: VideoTrackList, - TrackClass: VideoTrack, - capitalName: 'Video' - }, - text: { - ListClass: TextTrackList, - TrackClass: TextTrack, - capitalName: 'Text' - } -}; - -Object.keys(NORMAL).forEach(function (type) { - NORMAL[type].getterName = type + 'Tracks'; - NORMAL[type].privateName = type + 'Tracks_'; -}); - -var REMOTE = { - remoteText: { - ListClass: TextTrackList, - TrackClass: TextTrack, - capitalName: 'RemoteText', - getterName: 'remoteTextTracks', - privateName: 'remoteTextTracks_' - }, - remoteTextEl: { - ListClass: HtmlTrackElementList, - TrackClass: HTMLTrackElement, - capitalName: 'RemoteTextTrackEls', - getterName: 'remoteTextTrackEls', - privateName: 'remoteTextTrackEls_' - } -}; - -var ALL = mergeOptions(NORMAL, REMOTE); - -REMOTE.names = Object.keys(REMOTE); -NORMAL.names = Object.keys(NORMAL); -ALL.names = [].concat(REMOTE.names).concat(NORMAL.names); - -var vtt = {}; - -/** - * @file tech.js - */ - -/** - * An Object containing a structure like: `{src: 'url', type: 'mimetype'}` or string - * that just contains the src url alone. - * * `var SourceObject = {src: 'http://ex.com/video.mp4', type: 'video/mp4'};` - * `var SourceString = 'http://example.com/some-video.mp4';` - * - * @typedef {Object|string} Tech~SourceObject - * - * @property {string} src - * The url to the source - * - * @property {string} type - * The mime type of the source - */ - -/** - * A function used by {@link Tech} to create a new {@link TextTrack}. - * - * @private - * - * @param {Tech} self - * An instance of the Tech class. - * - * @param {string} kind - * `TextTrack` kind (subtitles, captions, descriptions, chapters, or metadata) - * - * @param {string} [label] - * Label to identify the text track - * - * @param {string} [language] - * Two letter language abbreviation - * - * @param {Object} [options={}] - * An object with additional text track options - * - * @return {TextTrack} - * The text track that was created. - */ -function createTrackHelper(self, kind, label, language) { - var options = arguments.length > 4 && arguments[4] !== undefined ? arguments[4] : {}; - - var tracks = self.textTracks(); - - options.kind = kind; - - if (label) { - options.label = label; - } - if (language) { - options.language = language; - } - options.tech = self; - - var track = new ALL.text.TrackClass(options); - - tracks.addTrack(track); - - return track; -} - -/** - * This is the base class for media playback technology controllers, such as - * {@link Flash} and {@link HTML5} - * - * @extends Component - */ - -var Tech = function (_Component) { - inherits(Tech, _Component); - - /** - * Create an instance of this Tech. - * - * @param {Object} [options] - * The key/value store of player options. - * - * @param {Component~ReadyCallback} ready - * Callback function to call when the `HTML5` Tech is ready. - */ - function Tech() { - var options = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {}; - var ready = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : function () {}; - classCallCheck(this, Tech); - - // we don't want the tech to report user activity automatically. - // This is done manually in addControlsListeners - options.reportTouchActivity = false; - - // keep track of whether the current source has played at all to - // implement a very limited played() - var _this = possibleConstructorReturn(this, _Component.call(this, null, options, ready)); - - _this.hasStarted_ = false; - _this.on('playing', function () { - this.hasStarted_ = true; - }); - _this.on('loadstart', function () { - this.hasStarted_ = false; - }); - - ALL.names.forEach(function (name) { - var props = ALL[name]; - - if (options && options[props.getterName]) { - _this[props.privateName] = options[props.getterName]; - } - }); - - // Manually track progress in cases where the browser/flash player doesn't report it. - if (!_this.featuresProgressEvents) { - _this.manualProgressOn(); - } - - // Manually track timeupdates in cases where the browser/flash player doesn't report it. - if (!_this.featuresTimeupdateEvents) { - _this.manualTimeUpdatesOn(); - } - - ['Text', 'Audio', 'Video'].forEach(function (track) { - if (options['native' + track + 'Tracks'] === false) { - _this['featuresNative' + track + 'Tracks'] = false; - } - }); - - if (options.nativeCaptions === false || options.nativeTextTracks === false) { - _this.featuresNativeTextTracks = false; - } else if (options.nativeCaptions === true || options.nativeTextTracks === true) { - _this.featuresNativeTextTracks = true; - } - - if (!_this.featuresNativeTextTracks) { - _this.emulateTextTracks(); - } - - _this.autoRemoteTextTracks_ = new ALL.text.ListClass(); - - _this.initTrackListeners(); - - // Turn on component tap events only if not using native controls - if (!options.nativeControlsForTouch) { - _this.emitTapEvents(); - } - - if (_this.constructor) { - _this.name_ = _this.constructor.name || 'Unknown Tech'; - } - return _this; - } - - /** - * A special function to trigger source set in a way that will allow player - * to re-trigger if the player or tech are not ready yet. - * - * @fires Tech#sourceset - * @param {string} src The source string at the time of the source changing. - */ - - - Tech.prototype.triggerSourceset = function triggerSourceset(src) { - var _this2 = this; - - if (!this.isReady_) { - // on initial ready we have to trigger source set - // 1ms after ready so that player can watch for it. - this.one('ready', function () { - return _this2.setTimeout(function () { - return _this2.triggerSourceset(src); - }, 1); - }); - } - - /** - * Fired when the source is set on the tech causing the media element - * to reload. - * - * @see {@link Player#event:sourceset} - * @event Tech#sourceset - * @type {EventTarget~Event} - */ - this.trigger({ - src: src, - type: 'sourceset' - }); - }; - - /* Fallbacks for unsupported event types - ================================================================================ */ - - /** - * Polyfill the `progress` event for browsers that don't support it natively. - * - * @see {@link Tech#trackProgress} - */ - - - Tech.prototype.manualProgressOn = function manualProgressOn() { - this.on('durationchange', this.onDurationChange); - - this.manualProgress = true; - - // Trigger progress watching when a source begins loading - this.one('ready', this.trackProgress); - }; - - /** - * Turn off the polyfill for `progress` events that was created in - * {@link Tech#manualProgressOn} - */ - - - Tech.prototype.manualProgressOff = function manualProgressOff() { - this.manualProgress = false; - this.stopTrackingProgress(); - - this.off('durationchange', this.onDurationChange); - }; - - /** - * This is used to trigger a `progress` event when the buffered percent changes. It - * sets an interval function that will be called every 500 milliseconds to check if the - * buffer end percent has changed. - * - * > This function is called by {@link Tech#manualProgressOn} - * - * @param {EventTarget~Event} event - * The `ready` event that caused this to run. - * - * @listens Tech#ready - * @fires Tech#progress - */ - - - Tech.prototype.trackProgress = function trackProgress(event) { - this.stopTrackingProgress(); - this.progressInterval = this.setInterval(bind(this, function () { - // Don't trigger unless buffered amount is greater than last time - - var numBufferedPercent = this.bufferedPercent(); - - if (this.bufferedPercent_ !== numBufferedPercent) { - /** - * See {@link Player#progress} - * - * @event Tech#progress - * @type {EventTarget~Event} - */ - this.trigger('progress'); - } - - this.bufferedPercent_ = numBufferedPercent; - - if (numBufferedPercent === 1) { - this.stopTrackingProgress(); - } - }), 500); - }; - - /** - * Update our internal duration on a `durationchange` event by calling - * {@link Tech#duration}. - * - * @param {EventTarget~Event} event - * The `durationchange` event that caused this to run. - * - * @listens Tech#durationchange - */ - - - Tech.prototype.onDurationChange = function onDurationChange(event) { - this.duration_ = this.duration(); - }; - - /** - * Get and create a `TimeRange` object for buffering. - * - * @return {TimeRange} - * The time range object that was created. - */ - - - Tech.prototype.buffered = function buffered() { - return createTimeRanges(0, 0); - }; - - /** - * Get the percentage of the current video that is currently buffered. - * - * @return {number} - * A number from 0 to 1 that represents the decimal percentage of the - * video that is buffered. - * - */ - - - Tech.prototype.bufferedPercent = function bufferedPercent$$1() { - return bufferedPercent(this.buffered(), this.duration_); - }; - - /** - * Turn off the polyfill for `progress` events that was created in - * {@link Tech#manualProgressOn} - * Stop manually tracking progress events by clearing the interval that was set in - * {@link Tech#trackProgress}. - */ - - - Tech.prototype.stopTrackingProgress = function stopTrackingProgress() { - this.clearInterval(this.progressInterval); - }; - - /** - * Polyfill the `timeupdate` event for browsers that don't support it. - * - * @see {@link Tech#trackCurrentTime} - */ - - - Tech.prototype.manualTimeUpdatesOn = function manualTimeUpdatesOn() { - this.manualTimeUpdates = true; - - this.on('play', this.trackCurrentTime); - this.on('pause', this.stopTrackingCurrentTime); - }; - - /** - * Turn off the polyfill for `timeupdate` events that was created in - * {@link Tech#manualTimeUpdatesOn} - */ - - - Tech.prototype.manualTimeUpdatesOff = function manualTimeUpdatesOff() { - this.manualTimeUpdates = false; - this.stopTrackingCurrentTime(); - this.off('play', this.trackCurrentTime); - this.off('pause', this.stopTrackingCurrentTime); - }; - - /** - * Sets up an interval function to track current time and trigger `timeupdate` every - * 250 milliseconds. - * - * @listens Tech#play - * @triggers Tech#timeupdate - */ - - - Tech.prototype.trackCurrentTime = function trackCurrentTime() { - if (this.currentTimeInterval) { - this.stopTrackingCurrentTime(); - } - this.currentTimeInterval = this.setInterval(function () { - /** - * Triggered at an interval of 250ms to indicated that time is passing in the video. - * - * @event Tech#timeupdate - * @type {EventTarget~Event} - */ - this.trigger({ type: 'timeupdate', target: this, manuallyTriggered: true }); - - // 42 = 24 fps // 250 is what Webkit uses // FF uses 15 - }, 250); - }; - - /** - * Stop the interval function created in {@link Tech#trackCurrentTime} so that the - * `timeupdate` event is no longer triggered. - * - * @listens {Tech#pause} - */ - - - Tech.prototype.stopTrackingCurrentTime = function stopTrackingCurrentTime() { - this.clearInterval(this.currentTimeInterval); - - // #1002 - if the video ends right before the next timeupdate would happen, - // the progress bar won't make it all the way to the end - this.trigger({ type: 'timeupdate', target: this, manuallyTriggered: true }); - }; - - /** - * Turn off all event polyfills, clear the `Tech`s {@link AudioTrackList}, - * {@link VideoTrackList}, and {@link TextTrackList}, and dispose of this Tech. - * - * @fires Component#dispose - */ - - - Tech.prototype.dispose = function dispose() { - - // clear out all tracks because we can't reuse them between techs - this.clearTracks(NORMAL.names); - - // Turn off any manual progress or timeupdate tracking - if (this.manualProgress) { - this.manualProgressOff(); - } - - if (this.manualTimeUpdates) { - this.manualTimeUpdatesOff(); - } - - _Component.prototype.dispose.call(this); - }; - - /** - * Clear out a single `TrackList` or an array of `TrackLists` given their names. - * - * > Note: Techs without source handlers should call this between sources for `video` - * & `audio` tracks. You don't want to use them between tracks! - * - * @param {string[]|string} types - * TrackList names to clear, valid names are `video`, `audio`, and - * `text`. - */ - - - Tech.prototype.clearTracks = function clearTracks(types) { - var _this3 = this; - - types = [].concat(types); - // clear out all tracks because we can't reuse them between techs - types.forEach(function (type) { - var list = _this3[type + 'Tracks']() || []; - var i = list.length; - - while (i--) { - var track = list[i]; - - if (type === 'text') { - _this3.removeRemoteTextTrack(track); - } - list.removeTrack(track); - } - }); - }; - - /** - * Remove any TextTracks added via addRemoteTextTrack that are - * flagged for automatic garbage collection - */ - - - Tech.prototype.cleanupAutoTextTracks = function cleanupAutoTextTracks() { - var list = this.autoRemoteTextTracks_ || []; - var i = list.length; - - while (i--) { - var track = list[i]; - - this.removeRemoteTextTrack(track); - } - }; - - /** - * Reset the tech, which will removes all sources and reset the internal readyState. - * - * @abstract - */ - - - Tech.prototype.reset = function reset() {}; - - /** - * Get or set an error on the Tech. - * - * @param {MediaError} [err] - * Error to set on the Tech - * - * @return {MediaError|null} - * The current error object on the tech, or null if there isn't one. - */ - - - Tech.prototype.error = function error(err) { - if (err !== undefined) { - this.error_ = new MediaError(err); - this.trigger('error'); - } - return this.error_; - }; - - /** - * Returns the `TimeRange`s that have been played through for the current source. - * - * > NOTE: This implementation is incomplete. It does not track the played `TimeRange`. - * It only checks wether the source has played at all or not. - * - * @return {TimeRange} - * - A single time range if this video has played - * - An empty set of ranges if not. - */ - - - Tech.prototype.played = function played() { - if (this.hasStarted_) { - return createTimeRanges(0, 0); - } - return createTimeRanges(); - }; - - /** - * Causes a manual time update to occur if {@link Tech#manualTimeUpdatesOn} was - * previously called. - * - * @fires Tech#timeupdate - */ - - - Tech.prototype.setCurrentTime = function setCurrentTime() { - // improve the accuracy of manual timeupdates - if (this.manualTimeUpdates) { - /** - * A manual `timeupdate` event. - * - * @event Tech#timeupdate - * @type {EventTarget~Event} - */ - this.trigger({ type: 'timeupdate', target: this, manuallyTriggered: true }); - } - }; - - /** - * Turn on listeners for {@link VideoTrackList}, {@link {AudioTrackList}, and - * {@link TextTrackList} events. - * - * This adds {@link EventTarget~EventListeners} for `addtrack`, and `removetrack`. - * - * @fires Tech#audiotrackchange - * @fires Tech#videotrackchange - * @fires Tech#texttrackchange - */ - - - Tech.prototype.initTrackListeners = function initTrackListeners() { - var _this4 = this; - - /** - * Triggered when tracks are added or removed on the Tech {@link AudioTrackList} - * - * @event Tech#audiotrackchange - * @type {EventTarget~Event} - */ - - /** - * Triggered when tracks are added or removed on the Tech {@link VideoTrackList} - * - * @event Tech#videotrackchange - * @type {EventTarget~Event} - */ - - /** - * Triggered when tracks are added or removed on the Tech {@link TextTrackList} - * - * @event Tech#texttrackchange - * @type {EventTarget~Event} - */ - NORMAL.names.forEach(function (name) { - var props = NORMAL[name]; - var trackListChanges = function trackListChanges() { - _this4.trigger(name + 'trackchange'); - }; - - var tracks = _this4[props.getterName](); - - tracks.addEventListener('removetrack', trackListChanges); - tracks.addEventListener('addtrack', trackListChanges); - - _this4.on('dispose', function () { - tracks.removeEventListener('removetrack', trackListChanges); - tracks.removeEventListener('addtrack', trackListChanges); - }); - }); - }; - - /** - * Emulate TextTracks using vtt.js if necessary - * - * @fires Tech#vttjsloaded - * @fires Tech#vttjserror - */ - - - Tech.prototype.addWebVttScript_ = function addWebVttScript_() { - var _this5 = this; - - if (window_1.WebVTT) { - return; - } - - // Initially, Tech.el_ is a child of a dummy-div wait until the Component system - // signals that the Tech is ready at which point Tech.el_ is part of the DOM - // before inserting the WebVTT script - if (document_1.body.contains(this.el())) { - - // load via require if available and vtt.js script location was not passed in - // as an option. novtt builds will turn the above require call into an empty object - // which will cause this if check to always fail. - if (!this.options_['vtt.js'] && isPlain(vtt) && Object.keys(vtt).length > 0) { - this.trigger('vttjsloaded'); - return; - } - - // load vtt.js via the script location option or the cdn of no location was - // passed in - var script = document_1.createElement('script'); - - script.src = this.options_['vtt.js'] || 'https://vjs.zencdn.net/vttjs/0.12.4/vtt.min.js'; - script.onload = function () { - /** - * Fired when vtt.js is loaded. - * - * @event Tech#vttjsloaded - * @type {EventTarget~Event} - */ - _this5.trigger('vttjsloaded'); - }; - script.onerror = function () { - /** - * Fired when vtt.js was not loaded due to an error - * - * @event Tech#vttjsloaded - * @type {EventTarget~Event} - */ - _this5.trigger('vttjserror'); - }; - this.on('dispose', function () { - script.onload = null; - script.onerror = null; - }); - // but have not loaded yet and we set it to true before the inject so that - // we don't overwrite the injected window.WebVTT if it loads right away - window_1.WebVTT = true; - this.el().parentNode.appendChild(script); - } else { - this.ready(this.addWebVttScript_); - } - }; - - /** - * Emulate texttracks - * - */ - - - Tech.prototype.emulateTextTracks = function emulateTextTracks() { - var _this6 = this; - - var tracks = this.textTracks(); - var remoteTracks = this.remoteTextTracks(); - var handleAddTrack = function handleAddTrack(e) { - return tracks.addTrack(e.track); - }; - var handleRemoveTrack = function handleRemoveTrack(e) { - return tracks.removeTrack(e.track); - }; - - remoteTracks.on('addtrack', handleAddTrack); - remoteTracks.on('removetrack', handleRemoveTrack); - - this.addWebVttScript_(); - - var updateDisplay = function updateDisplay() { - return _this6.trigger('texttrackchange'); - }; - - var textTracksChanges = function textTracksChanges() { - updateDisplay(); - - for (var i = 0; i < tracks.length; i++) { - var track = tracks[i]; - - track.removeEventListener('cuechange', updateDisplay); - if (track.mode === 'showing') { - track.addEventListener('cuechange', updateDisplay); - } - } - }; - - textTracksChanges(); - tracks.addEventListener('change', textTracksChanges); - tracks.addEventListener('addtrack', textTracksChanges); - tracks.addEventListener('removetrack', textTracksChanges); - - this.on('dispose', function () { - remoteTracks.off('addtrack', handleAddTrack); - remoteTracks.off('removetrack', handleRemoveTrack); - tracks.removeEventListener('change', textTracksChanges); - tracks.removeEventListener('addtrack', textTracksChanges); - tracks.removeEventListener('removetrack', textTracksChanges); - - for (var i = 0; i < tracks.length; i++) { - var track = tracks[i]; - - track.removeEventListener('cuechange', updateDisplay); - } - }); - }; - - /** - * Create and returns a remote {@link TextTrack} object. - * - * @param {string} kind - * `TextTrack` kind (subtitles, captions, descriptions, chapters, or metadata) - * - * @param {string} [label] - * Label to identify the text track - * - * @param {string} [language] - * Two letter language abbreviation - * - * @return {TextTrack} - * The TextTrack that gets created. - */ - - - Tech.prototype.addTextTrack = function addTextTrack(kind, label, language) { - if (!kind) { - throw new Error('TextTrack kind is required but was not provided'); - } - - return createTrackHelper(this, kind, label, language); - }; - - /** - * Create an emulated TextTrack for use by addRemoteTextTrack - * - * This is intended to be overridden by classes that inherit from - * Tech in order to create native or custom TextTracks. - * - * @param {Object} options - * The object should contain the options to initialize the TextTrack with. - * - * @param {string} [options.kind] - * `TextTrack` kind (subtitles, captions, descriptions, chapters, or metadata). - * - * @param {string} [options.label]. - * Label to identify the text track - * - * @param {string} [options.language] - * Two letter language abbreviation. - * - * @return {HTMLTrackElement} - * The track element that gets created. - */ - - - Tech.prototype.createRemoteTextTrack = function createRemoteTextTrack(options) { - var track = mergeOptions(options, { - tech: this - }); - - return new REMOTE.remoteTextEl.TrackClass(track); - }; - - /** - * Creates a remote text track object and returns an html track element. - * - * > Note: This can be an emulated {@link HTMLTrackElement} or a native one. - * - * @param {Object} options - * See {@link Tech#createRemoteTextTrack} for more detailed properties. - * - * @param {boolean} [manualCleanup=true] - * - When false: the TextTrack will be automatically removed from the video - * element whenever the source changes - * - When True: The TextTrack will have to be cleaned up manually - * - * @return {HTMLTrackElement} - * An Html Track Element. - * - * @deprecated The default functionality for this function will be equivalent - * to "manualCleanup=false" in the future. The manualCleanup parameter will - * also be removed. - */ - - - Tech.prototype.addRemoteTextTrack = function addRemoteTextTrack() { - var _this7 = this; - - var options = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {}; - var manualCleanup = arguments[1]; - - var htmlTrackElement = this.createRemoteTextTrack(options); - - if (manualCleanup !== true && manualCleanup !== false) { - // deprecation warning - log$1.warn('Calling addRemoteTextTrack without explicitly setting the "manualCleanup" parameter to `true` is deprecated and default to `false` in future version of video.js'); - manualCleanup = true; - } - - // store HTMLTrackElement and TextTrack to remote list - this.remoteTextTrackEls().addTrackElement_(htmlTrackElement); - this.remoteTextTracks().addTrack(htmlTrackElement.track); - - if (manualCleanup !== true) { - // create the TextTrackList if it doesn't exist - this.ready(function () { - return _this7.autoRemoteTextTracks_.addTrack(htmlTrackElement.track); - }); - } - - return htmlTrackElement; - }; - - /** - * Remove a remote text track from the remote `TextTrackList`. - * - * @param {TextTrack} track - * `TextTrack` to remove from the `TextTrackList` - */ - - - Tech.prototype.removeRemoteTextTrack = function removeRemoteTextTrack(track) { - var trackElement = this.remoteTextTrackEls().getTrackElementByTrack_(track); - - // remove HTMLTrackElement and TextTrack from remote list - this.remoteTextTrackEls().removeTrackElement_(trackElement); - this.remoteTextTracks().removeTrack(track); - this.autoRemoteTextTracks_.removeTrack(track); - }; - - /** - * Gets available media playback quality metrics as specified by the W3C's Media - * Playback Quality API. - * - * @see [Spec]{@link https://wicg.github.io/media-playback-quality} - * - * @return {Object} - * An object with supported media playback quality metrics - * - * @abstract - */ - - - Tech.prototype.getVideoPlaybackQuality = function getVideoPlaybackQuality() { - return {}; - }; - - /** - * A method to set a poster from a `Tech`. - * - * @abstract - */ - - - Tech.prototype.setPoster = function setPoster() {}; - - /** - * A method to check for the presence of the 'playsinine'