Initial import

.gitignore

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+build/
+sdkconfig.old
+.cproject
+.project
+.settings

.gitignore~

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+build/
+sdkconfig.old
+.cproject
+.project
+

Makefile

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+#
+# This is a project Makefile. It is assumed the directory this Makefile resides in is a
+# project subdirectory.
+#
+
+PROJECT_NAME := proj1
+
+include $(IDF_PATH)/make/project.mk
+

README.rst

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+ESP-IDF template app
+====================
+
+This is a template application to be used with `Espressif IoT Development Framework`_ (ESP-IDF). 
+
+Please check ESP-IDF docs for getting started instructions.
+
+Code in this repository is Copyright (C) 2016 Espressif Systems, licensed under the Apache License 2.0 as described in the file LICENSE.
+
+.. _Espressif IoT Development Framework: https://github.com/espressif/esp-idf
+
+

components/libmp3lame/component.mk

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+#
+# Component Makefile
+#
+COMPONENT_ADD_INCLUDEDIRS := include 
+
+COMPONENT_SRCDIRS := library
+
+CFLAGS += -Wno-unused-function -DHAVE_EXPAT_CONFIG_H

components/libmp3lame/include/VbrTag.h

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+/*
+ *      Xing VBR tagging for LAME.
+ *
+ *      Copyright (c) 1999 A.L. Faber
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+#ifndef LAME_VRBTAG_H
+#define LAME_VRBTAG_H
+
+
+/* -----------------------------------------------------------
+ * A Vbr header may be present in the ancillary
+ * data field of the first frame of an mp3 bitstream
+ * The Vbr header (optionally) contains
+ *      frames      total number of audio frames in the bitstream
+ *      bytes       total number of bytes in the bitstream
+ *      toc         table of contents
+
+ * toc (table of contents) gives seek points
+ * for random access
+ * the ith entry determines the seek point for
+ * i-percent duration
+ * seek point in bytes = (toc[i]/256.0) * total_bitstream_bytes
+ * e.g. half duration seek point = (toc[50]/256.0) * total_bitstream_bytes
+ */
+
+
+#define FRAMES_FLAG     0x0001
+#define BYTES_FLAG      0x0002
+#define TOC_FLAG        0x0004
+#define VBR_SCALE_FLAG  0x0008
+
+#define NUMTOCENTRIES 100
+
+#ifndef lame_internal_flags_defined
+#define lame_internal_flags_defined
+struct lame_internal_flags;
+typedef struct lame_internal_flags lame_internal_flags;
+#endif
+
+
+/*structure to receive extracted header */
+/* toc may be NULL*/
+typedef struct {
+    int     h_id;            /* from MPEG header, 0=MPEG2, 1=MPEG1 */
+    int     samprate;        /* determined from MPEG header */
+    int     flags;           /* from Vbr header data */
+    int     frames;          /* total bit stream frames from Vbr header data */
+    int     bytes;           /* total bit stream bytes from Vbr header data */
+    int     vbr_scale;       /* encoded vbr scale from Vbr header data */
+    unsigned char toc[NUMTOCENTRIES]; /* may be NULL if toc not desired */
+    int     headersize;      /* size of VBR header, in bytes */
+    int     enc_delay;       /* encoder delay */
+    int     enc_padding;     /* encoder paddign added at end of stream */
+} VBRTAGDATA;
+
+int     GetVbrTag(VBRTAGDATA * pTagData, const unsigned char *buf);
+
+int     InitVbrTag(lame_global_flags * gfp);
+int     PutVbrTag(lame_global_flags const *gfp, FILE * fid);
+void    AddVbrFrame(lame_internal_flags * gfc);
+void    UpdateMusicCRC(uint16_t * crc, const unsigned char *buffer, int size);
+
+#endif

components/libmp3lame/include/bitstream.h

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+/*
+ *	MP3 bitstream Output interface for LAME
+ *
+ *	Copyright (c) 1999 Takehiro TOMINAGA
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.	 See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+#ifndef LAME_BITSTREAM_H
+#define LAME_BITSTREAM_H
+
+int     getframebits(const lame_internal_flags * gfc);
+
+int     format_bitstream(lame_internal_flags * gfc);
+
+void    flush_bitstream(lame_internal_flags * gfc);
+void    add_dummy_byte(lame_internal_flags * gfc, unsigned char val, unsigned int n);
+
+int     copy_buffer(lame_internal_flags * gfc, unsigned char *buffer, int buffer_size,
+                    int update_crc);
+void    init_bit_stream_w(lame_internal_flags * gfc);
+void    CRC_writeheader(lame_internal_flags const *gfc, char *buffer);
+int     compute_flushbits(const lame_internal_flags * gfp, int *nbytes);
+
+int     get_max_frame_buffer_size_by_constraint(SessionConfig_t const * cfg, int constraint);
+
+#endif

components/libmp3lame/include/config.h

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+/* expat_config.h.  Generated from expat_config.h.in by configure.  */
+/* expat_config.h.in.  Generated from configure.ac by autoheader.  */
+
+/* 1234 = LIL_ENDIAN, 4321 = BIGENDIAN */
+#define BYTEORDER 1234
+
+/* Define to 1 if you have the `bcopy' function. */
+#define HAVE_BCOPY 1
+
+/* Define to 1 if you have the <dlfcn.h> header file. */
+#define HAVE_DLFCN_H 1
+
+/* Define to 1 if you have the <fcntl.h> header file. */
+#define HAVE_FCNTL_H 1
+
+/* Define to 1 if you have the `getpagesize' function. */
+#define HAVE_GETPAGESIZE 1
+
+/* Define to 1 if you have the <inttypes.h> header file. */
+#define HAVE_INTTYPES_H 1
+
+/* Define to 1 if you have the `memmove' function. */
+#define HAVE_MEMMOVE 1
+
+/* Define to 1 if you have the <memory.h> header file. */
+#define HAVE_MEMORY_H 1
+
+/* Define to 1 if you have a working `mmap' system call. */
+#define HAVE_MMAP 1
+
+#define HAVE_ERRNO_H 1
+
+/* Define to 1 if you have the <stdint.h> header file. */
+#define HAVE_STDINT_H 1
+
+/* Define to 1 if you have the <stdlib.h> header file. */
+#define HAVE_STDLIB_H 1
+
+/* Define to 1 if you have the <strings.h> header file. */
+#define HAVE_STRINGS_H 1
+
+/* Define to 1 if you have the <string.h> header file. */
+#define HAVE_STRING_H 1
+
+/* Define to 1 if you have the <sys/param.h> header file. */
+#define HAVE_SYS_PARAM_H 1
+
+/* Define to 1 if you have the <sys/stat.h> header file. */
+#define HAVE_SYS_STAT_H 1
+
+/* Define to 1 if you have the <sys/types.h> header file. */
+#define HAVE_SYS_TYPES_H 1
+
+/* Define to 1 if you have the <unistd.h> header file. */
+#define HAVE_UNISTD_H 1
+
+/* Define to the sub-directory in which libtool stores uninstalled libraries.
+   */
+#define LT_OBJDIR ".libs/"
+
+
+/* Define to 1 if you have the ANSI C header files. */
+#define STDC_HEADERS 1
+
+/* whether byteorder is bigendian */
+/* #undef WORDS_BIGENDIAN */
+
+
+
+/* Define to __FUNCTION__ or "" if `__func__' does not conform to ANSI C. */
+/* #undef __func__ */
+
+/* Define to empty if `const' does not conform to ANSI C. */
+/* #undef const */
+
+/* Define to `long int' if <sys/types.h> does not define. */
+/* #undef off_t */
+
+/* Define to `unsigned int' if <sys/types.h> does not define. */
+/* #undef size_t */
+
+#undef HAVE_NASM
+#undef HAVE_MPGLIB
+#undef HAVE_XMMINTRIN_H