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DIRECTOR: Update ImHex QTVR pattern file
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@sev-
sev- committed Jan 30, 2025
1 parent 901e057 commit ab4b17e
Showing 1 changed file with 174 additions and 22 deletions.
196 changes: 174 additions & 22 deletions engines/director/patterns/qtvr.hexpat
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Original file line number Diff line number Diff line change
@@ -1,3 +1,5 @@
// inspired by: https://gist.github.com/Zaggy1024/a030cf23069ed62d452161f579ed272f

#pragma endian big


Expand Down Expand Up @@ -94,14 +96,36 @@ struct CTYPAtom : Atom {
char id[4];
};

struct NAVGAtom: Atom {
u16 version;
u16 columns;
u16 rows;
padding[2];
u16 loop_size;
u16 frame_duration;

u16 movie_type;
u16 ticks;
fixed_s32 field_of_view;
fixed_s32 startHPan;
fixed_s32 endHPan;
fixed_s32 endVPan;
fixed_s32 startVPan;
fixed_s32 initialHPan;
fixed_s32 initialVPan;
padding[4];

};

// moov -> udta
struct UserDataChildAtomSelector {
Atom atom_header [[hidden]];

$ = addressof(this);

match(atom_header.box_type) {
match(atom_header.box_type) {
("ctyp"): CTYPAtom ctyp;
("NAVG"): NAVGAtom navg;
(_): UnknownAtom unknown [[name(atom_header.box_type)]];
}
} [[inline]];
Expand Down Expand Up @@ -188,7 +212,18 @@ struct MovieHeaderAtom : FullAtom {
u32 next_track_id;
}[[format("format_mvhd")]];

struct TrackHeaderAtom : FullAtom {
bitfield TrackHeaderFlags {
padding : 4;
bool track_in_poster: 1;
bool track_in_preview: 1;
bool track_in_movie: 1;
bool track_enabled : 1;
};

struct TrackHeaderAtom : Atom {
u8 version;
padding[2];
TrackHeaderFlags;
u32 creation_time;
u32 modification_time;
u32 track_id;
Expand All @@ -200,8 +235,8 @@ struct TrackHeaderAtom : FullAtom {
fixed_s16 volume;
padding[sizeof(u16)];
Matrix matrix;
fixed_u32 track_width;
fixed_u32 track_height;
fixed_s32 track_width;
fixed_s32 track_height;
};

using EditListAtom;
Expand Down Expand Up @@ -246,7 +281,7 @@ struct ChunkOffsetAtom : FullAtom {

struct UnknownSampleEntryChildSelector {
Atom box_header [[hidden]];

$ = addressof(this);
match(atom_header.box_type) {
(_): UnknownAtom unknown [[name(box_header.box_type)]];
Expand Down Expand Up @@ -277,8 +312,8 @@ struct VisualSampleEntry : SampleEntry {
u32 spatial_quality;
u16 width;
u16 height;
fixed_u32 horizresolution;
fixed_u32 vertresolution;
fixed_s32 horizresolution; // in pixels per inch
fixed_s32 vertresolution; // in pixels per inch
padding[sizeof(u32)];
u16 frame_count_per_sample;
u8 compressorname_size [[hidden]];
Expand All @@ -296,9 +331,9 @@ struct PanoSampleDescription: Atom {
// https://developer.apple.com/library/archive/technotes/tn/tn1035.html
std::print("pano located at: 0x{:X}", addressof(this));
padding[sizeof(u32)];
padding[sizeof(u32)];
padding[sizeof(u32)]; // must be zero, sometimes it contains a 1

s16 majorVersion;
s16 majorVersion; // must be zero, sometimes it contains a 1
s16 minorVersion;
s32 sceneTrackID;
s32 loResSceneTrackID;
Expand All @@ -311,7 +346,7 @@ struct PanoSampleDescription: Atom {
fixed_s32 vPanBottom; // TODO: number is off...
fixed_s32 minimumZoom;
fixed_s32 maximumZoom;

// Info for highest res version of scene track

s32 sceneSizeX;
Expand All @@ -321,26 +356,29 @@ struct PanoSampleDescription: Atom {
s16 sceneNumFramesX;
s16 sceneNumFramesY;
s16 sceneColorDepth;

// Info for highest res version of hotSpot track
s32 hotSpotSizeX;
s32 hotSpotSizeY;
padding[sizeof(u16)];
s16 hotSponNumFramesX;
s16 hotSpotNumFramesX;
s16 hotSpotNumFrameY;
s16 hotsportColorDepth;
s16 hotspotColorDepth;

$ += contents_size(addressof(this), box_size);
};

struct SampleEntrySelector {
Atom atom_header [[hidden]];

$ = addressof(this);
match(atom_header.box_type) {
("cvid"): VisualSampleEntry cvid;
("smc "): VisualSampleEntry smc;
("pano"): PanoSampleDescription pano;
("rle "): VisualSampleEntry rle;
("pano"): PanoSampleDescription pano;
("SVQ1"): VisualSampleEntry svq;
//("qtvr"): QTVRSampleDescription qtvr;
(_): UnknownSampleEntry unknown [[name(atom_header.box_type)]];
}

Expand All @@ -357,11 +395,11 @@ struct SampleDescriptionAtom : FullAtom {
// moov -> trak -> mdia -> minf -> stbl -> stts
struct TimeToSampleEntry {
u32 sample_count;
u32 sample_delta;
u32 sample_duration;
} [[format("format_stts_entry")]];

fn format_stts_entry(auto stts_entry) {
return std::format("count = {}, delta = {}", stts_entry.sample_count, stts_entry.sample_delta);
return std::format("count = {}, duration = {}", stts_entry.sample_count, stts_entry.sample_duration);
};

struct TimeToSampleAtom : FullAtom {
Expand Down Expand Up @@ -434,7 +472,7 @@ using DataReferenceAtom;

struct DataEntryAtomSelector {
Atom atom_header [[hidden]];

$ = addressof(this);
match(atom_header.box_type) {
("alis"): FullAtom alis;
Expand All @@ -451,7 +489,7 @@ struct DataReferenceAtom : FullAtom {

struct DataInformationChildAtomSelector {
Atom atom_header [[hidden]];

$ = addressof(this);
match(atom_header.box_type) {
("dref"): DataReferenceAtom dref;
Expand Down Expand Up @@ -508,7 +546,7 @@ struct STPanoMediaInfoAtom: Atom {
STPanoMediaInfoChildAtomSelector children[while (contents_size(addressof(this), box_size) > MIN_BOX_SIZE)];
};

struct GMHDChildAtomSelector {
struct GMHDChildAtomSelector {
Atom atom_header [[hidden]];

$ = addressof(this);
Expand All @@ -530,7 +568,7 @@ struct MediaInformationChildAtomSelector {
Atom atom_header [[hidden]];

$ = addressof(this);

match(atom_header.box_type) {
("stbl"): SampleTableAtom stbl;
("hdlr"): HandlerAtom hdlr;
Expand Down Expand Up @@ -691,3 +729,117 @@ struct RootAtom {
} [[inline]];

RootAtom atoms[while(std::mem::size() - $ > MIN_BOX_SIZE)] @ 0x00 [[format("format_box_array")]];

struct HotSpotEntry {
u16 hotSpotId;
padding[2];
char type[4];
u32 typeData;
fixed_s32 viewHPan;
fixed_s32 viewVPan;
fixed_s32 viewZoom;
u16 rect1;
u16 rect2;
u16 rect3;
u16 rect4;
s32 mouseOVerCursorID;
s32 mouseDownCursorID;
s32 mouseUpCursorID;
padding[sizeof(s32)];
s32 nameStrOffset;
s32 commentStrOffset;
};

struct pHot: Atom {
padding[2];
u16 numHotSpots;
HotSpotEntry entries[numHotSpots];
};

struct pHdr: Atom {
u32 nodeID;
fixed_s32 defHPan;
fixed_s32 defVPan;
fixed_s32 defZoom;
fixed_s32 minHPan;
fixed_s32 minVPan;
fixed_s32 minZoom;
fixed_s32 maxHPan;
fixed_s32 maxVPan;
fixed_s32 maxZoom;
padding[sizeof(u32)];
padding[sizeof(u32)];
u32 nameStrOffset;
u32 commentStrOffset;
};

struct PanoLink {
u16 linkID;
padding[sizeof(u16)];
padding[sizeof(u32)];
padding[sizeof(u32)];
u32 toNodeID;
padding[sizeof(u32) * 3];
fixed_s32 toHPan;
fixed_s32 toVPan;
fixed_s32 toZoom;
padding[sizeof(u32)];
padding[sizeof(u32)];
u32 nameStrOffset;
u32 commentStrOffset;
};

struct LinkTableAtom : Atom {
padding[sizeof(u16)];
u16 numLinks;
PanoLink entries[numLinks];
};

struct NavgObject {
u16 objID;
padding[sizeof(u16)]; // reserved1
padding[sizeof(u32)]; // reserved2
fixed_s32 navgHPan;
fixed_s32 navgVPan;
fixed_s32 navgZoom;
u16 rect1;
u16 rect2;
u16 rect3;
u16 rect4;
padding[sizeof(u32)]; // reserved3
u32 nameStrOffset;
u32 commentStrOffset;
};

struct NavgTableAtom : Atom {
padding[sizeof(u16)];
u16 numObjects;
NavgObject entries[numObjects];
};

struct PascalString {
std::string::SizedString<u8> name;
};

struct StringTableAtom : Atom {
PascalString children[while (contents_size(addressof(this), box_size) > MIN_BOX_SIZE)];
};

struct PanoramaMDAT {
Atom atom_header [[hidden]];
$ = addressof(this);
if ($ + contents_size(addressof(this), atom_header.box_size) <= std::mem::size()) {

match(atom_header.box_type) {
("pHot"): pHot phot;
("pHdr"): pHdr phdr;
("pLnk"): LinkTableAtom plnk;
("strT"): StringTableAtom strt;
("pNav"): NavgTableAtom pnav;
(_): UnknownAtomSelector unknown [[name(atom_header.box_type)]];
}
} else {
$ = std::mem::size();
}

} [[inline]];

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