matroska.h 6.9 KB
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/*
 * Matroska constants
 * Copyright (c) 2003-2004 The ffmpeg Project
 *
 * This file is part of FFmpeg.
 *
 * FFmpeg is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * FFmpeg 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with FFmpeg; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 */

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#ifndef FFMPEG_MATROSKA_H
#define FFMPEG_MATROSKA_H
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#include "libavcodec/avcodec.h"
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/* EBML version supported */
#define EBML_VERSION 1

/* top-level master-IDs */
#define EBML_ID_HEADER             0x1A45DFA3

/* IDs in the HEADER master */
#define EBML_ID_EBMLVERSION        0x4286
#define EBML_ID_EBMLREADVERSION    0x42F7
#define EBML_ID_EBMLMAXIDLENGTH    0x42F2
#define EBML_ID_EBMLMAXSIZELENGTH  0x42F3
#define EBML_ID_DOCTYPE            0x4282
#define EBML_ID_DOCTYPEVERSION     0x4287
#define EBML_ID_DOCTYPEREADVERSION 0x4285

/* general EBML types */
#define EBML_ID_VOID               0xEC

/*
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 * Matroska element IDs, max. 32 bits
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 */

/* toplevel segment */
#define MATROSKA_ID_SEGMENT    0x18538067

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/* Matroska top-level master IDs */
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#define MATROSKA_ID_INFO       0x1549A966
#define MATROSKA_ID_TRACKS     0x1654AE6B
#define MATROSKA_ID_CUES       0x1C53BB6B
#define MATROSKA_ID_TAGS       0x1254C367
#define MATROSKA_ID_SEEKHEAD   0x114D9B74
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#define MATROSKA_ID_ATTACHMENTS 0x1941A469
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#define MATROSKA_ID_CLUSTER    0x1F43B675
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#define MATROSKA_ID_CHAPTERS   0x1043A770
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/* IDs in the info master */
#define MATROSKA_ID_TIMECODESCALE 0x2AD7B1
#define MATROSKA_ID_DURATION   0x4489
#define MATROSKA_ID_TITLE      0x7BA9
#define MATROSKA_ID_WRITINGAPP 0x5741
#define MATROSKA_ID_MUXINGAPP  0x4D80
#define MATROSKA_ID_DATEUTC    0x4461
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#define MATROSKA_ID_SEGMENTUID 0x73A4
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/* ID in the tracks master */
#define MATROSKA_ID_TRACKENTRY 0xAE

/* IDs in the trackentry master */
#define MATROSKA_ID_TRACKNUMBER 0xD7
#define MATROSKA_ID_TRACKUID   0x73C5
#define MATROSKA_ID_TRACKTYPE  0x83
#define MATROSKA_ID_TRACKAUDIO 0xE1
#define MATROSKA_ID_TRACKVIDEO 0xE0
#define MATROSKA_ID_CODECID    0x86
#define MATROSKA_ID_CODECPRIVATE 0x63A2
#define MATROSKA_ID_CODECNAME  0x258688
#define MATROSKA_ID_CODECINFOURL 0x3B4040
#define MATROSKA_ID_CODECDOWNLOADURL 0x26B240
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#define MATROSKA_ID_CODECDECODEALL 0xAA
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#define MATROSKA_ID_TRACKNAME  0x536E
#define MATROSKA_ID_TRACKLANGUAGE 0x22B59C
#define MATROSKA_ID_TRACKFLAGENABLED 0xB9
#define MATROSKA_ID_TRACKFLAGDEFAULT 0x88
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#define MATROSKA_ID_TRACKFLAGFORCED 0x55AA
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#define MATROSKA_ID_TRACKFLAGLACING 0x9C
#define MATROSKA_ID_TRACKMINCACHE 0x6DE7
#define MATROSKA_ID_TRACKMAXCACHE 0x6DF8
#define MATROSKA_ID_TRACKDEFAULTDURATION 0x23E383
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#define MATROSKA_ID_TRACKCONTENTENCODINGS 0x6D80
#define MATROSKA_ID_TRACKCONTENTENCODING 0x6240
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#define MATROSKA_ID_TRACKTIMECODESCALE 0x23314F
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/* IDs in the trackvideo master */
#define MATROSKA_ID_VIDEOFRAMERATE 0x2383E3
#define MATROSKA_ID_VIDEODISPLAYWIDTH 0x54B0
#define MATROSKA_ID_VIDEODISPLAYHEIGHT 0x54BA
#define MATROSKA_ID_VIDEOPIXELWIDTH 0xB0
#define MATROSKA_ID_VIDEOPIXELHEIGHT 0xBA
#define MATROSKA_ID_VIDEOFLAGINTERLACED 0x9A
#define MATROSKA_ID_VIDEOSTEREOMODE 0x53B9
#define MATROSKA_ID_VIDEOASPECTRATIO 0x54B3
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#define MATROSKA_ID_VIDEOCOLORSPACE 0x2EB524
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/* IDs in the trackaudio master */
#define MATROSKA_ID_AUDIOSAMPLINGFREQ 0xB5
#define MATROSKA_ID_AUDIOOUTSAMPLINGFREQ 0x78B5

#define MATROSKA_ID_AUDIOBITDEPTH 0x6264
#define MATROSKA_ID_AUDIOCHANNELS 0x9F

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/* IDs in the content encoding master */
#define MATROSKA_ID_ENCODINGSCOPE 0x5032
#define MATROSKA_ID_ENCODINGTYPE 0x5033
#define MATROSKA_ID_ENCODINGCOMPRESSION 0x5034
#define MATROSKA_ID_ENCODINGCOMPALGO 0x4254
#define MATROSKA_ID_ENCODINGCOMPSETTINGS 0x4255

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/* ID in the cues master */
#define MATROSKA_ID_POINTENTRY 0xBB

/* IDs in the pointentry master */
#define MATROSKA_ID_CUETIME    0xB3
#define MATROSKA_ID_CUETRACKPOSITION 0xB7

/* IDs in the cuetrackposition master */
#define MATROSKA_ID_CUETRACK   0xF7
#define MATROSKA_ID_CUECLUSTERPOSITION 0xF1

/* IDs in the tags master */
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#define MATROSKA_ID_TAG                 0x7373
#define MATROSKA_ID_SIMPLETAG           0x67C8
#define MATROSKA_ID_TAGNAME             0x45A3
#define MATROSKA_ID_TAGSTRING           0x4487
#define MATROSKA_ID_TAGLANG             0x447A
#define MATROSKA_ID_TAGDEFAULT          0x44B4
#define MATROSKA_ID_TAGTARGETS          0x63C0
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/* IDs in the seekhead master */
#define MATROSKA_ID_SEEKENTRY  0x4DBB

/* IDs in the seekpoint master */
#define MATROSKA_ID_SEEKID     0x53AB
#define MATROSKA_ID_SEEKPOSITION 0x53AC

/* IDs in the cluster master */
#define MATROSKA_ID_CLUSTERTIMECODE 0xE7
#define MATROSKA_ID_BLOCKGROUP 0xA0
#define MATROSKA_ID_SIMPLEBLOCK 0xA3

/* IDs in the blockgroup master */
#define MATROSKA_ID_BLOCK      0xA1
#define MATROSKA_ID_BLOCKDURATION 0x9B
#define MATROSKA_ID_BLOCKREFERENCE 0xFB

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/* IDs in the attachments master */
#define MATROSKA_ID_ATTACHEDFILE        0x61A7
#define MATROSKA_ID_FILENAME            0x466E
#define MATROSKA_ID_FILEMIMETYPE        0x4660
#define MATROSKA_ID_FILEDATA            0x465C
#define MATROSKA_ID_FILEUID             0x46AE

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/* IDs in the chapters master */
#define MATROSKA_ID_EDITIONENTRY        0x45B9
#define MATROSKA_ID_CHAPTERATOM         0xB6
#define MATROSKA_ID_CHAPTERTIMESTART    0x91
#define MATROSKA_ID_CHAPTERTIMEEND      0x92
#define MATROSKA_ID_CHAPTERDISPLAY      0x80
#define MATROSKA_ID_CHAPSTRING          0x85
#define MATROSKA_ID_EDITIONUID          0x45BC
#define MATROSKA_ID_EDITIONFLAGHIDDEN   0x45BD
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#define MATROSKA_ID_EDITIONFLAGDEFAULT  0x45DB
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#define MATROSKA_ID_CHAPTERUID          0x73C4
#define MATROSKA_ID_CHAPTERFLAGHIDDEN   0x98

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typedef enum {
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  MATROSKA_TRACK_TYPE_NONE     = 0x0,
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  MATROSKA_TRACK_TYPE_VIDEO    = 0x1,
  MATROSKA_TRACK_TYPE_AUDIO    = 0x2,
  MATROSKA_TRACK_TYPE_COMPLEX  = 0x3,
  MATROSKA_TRACK_TYPE_LOGO     = 0x10,
  MATROSKA_TRACK_TYPE_SUBTITLE = 0x11,
  MATROSKA_TRACK_TYPE_CONTROL  = 0x20,
} MatroskaTrackType;

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typedef enum {
  MATROSKA_TRACK_ENCODING_COMP_ZLIB        = 0,
  MATROSKA_TRACK_ENCODING_COMP_BZLIB       = 1,
  MATROSKA_TRACK_ENCODING_COMP_LZO         = 2,
  MATROSKA_TRACK_ENCODING_COMP_HEADERSTRIP = 3,
} MatroskaTrackEncodingCompAlgo;

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/*
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 * Matroska Codec IDs, strings
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 */

typedef struct CodecTags{
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    char str[20];
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    enum CodecID id;
}CodecTags;

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typedef struct CodecMime{
    char str[32];
    enum CodecID id;
}CodecMime;

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/* max. depth in the EBML tree structure */
#define EBML_MAX_DEPTH 16

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extern const CodecTags ff_mkv_codec_tags[];
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extern const CodecMime ff_mkv_mime_tags[];
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#endif /* FFMPEG_MATROSKA_H */