libavformat/matroska.h

   1 /*
   2  * Matroska constants
   3  * Copyright (c) 2003-2004 The ffmpeg Project
   4  *
   5  * This file is part of FFmpeg.
   6  *
   7  * FFmpeg is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU Lesser General Public
   9  * License as published by the Free Software Foundation; either
  10  * version 2.1 of the License, or (at your option) any later version.
  11  *
  12  * FFmpeg is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * Lesser General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Lesser General Public
  18  * License along with FFmpeg; if not, write to the Free Software
  19  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  20  */
  21
  22 #ifndef FFMPEG_MATROSKA_H
  23 #define FFMPEG_MATROSKA_H
  24
  25 #include "libavcodec/avcodec.h"
  26
  27 /* EBML version supported */
  28 #define EBML_VERSION 1
  29
  30 /* top-level master-IDs */
  31 #define EBML_ID_HEADER             0x1A45DFA3
  32
  33 /* IDs in the HEADER master */
  34 #define EBML_ID_EBMLVERSION        0x4286
  35 #define EBML_ID_EBMLREADVERSION    0x42F7
  36 #define EBML_ID_EBMLMAXIDLENGTH    0x42F2
  37 #define EBML_ID_EBMLMAXSIZELENGTH  0x42F3
  38 #define EBML_ID_DOCTYPE            0x4282
  39 #define EBML_ID_DOCTYPEVERSION     0x4287
  40 #define EBML_ID_DOCTYPEREADVERSION 0x4285
  41
  42 /* general EBML types */
  43 #define EBML_ID_VOID               0xEC
  44
  45 /*
  46  * Matroska element IDs. max. 32-bit.
  47  */
  48
  49 /* toplevel segment */
  50 #define MATROSKA_ID_SEGMENT    0x18538067
  51
  52 /* matroska top-level master IDs */
  53 #define MATROSKA_ID_INFO       0x1549A966
  54 #define MATROSKA_ID_TRACKS     0x1654AE6B
  55 #define MATROSKA_ID_CUES       0x1C53BB6B
  56 #define MATROSKA_ID_TAGS       0x1254C367
  57 #define MATROSKA_ID_SEEKHEAD   0x114D9B74
  58 #define MATROSKA_ID_ATTACHMENTS 0x1941A469
  59 #define MATROSKA_ID_CLUSTER    0x1F43B675
  60 #define MATROSKA_ID_CHAPTERS   0x1043A770
  61
  62 /* IDs in the info master */
  63 #define MATROSKA_ID_TIMECODESCALE 0x2AD7B1
  64 #define MATROSKA_ID_DURATION   0x4489
  65 #define MATROSKA_ID_TITLE      0x7BA9
  66 #define MATROSKA_ID_WRITINGAPP 0x5741
  67 #define MATROSKA_ID_MUXINGAPP  0x4D80
  68 #define MATROSKA_ID_DATEUTC    0x4461
  69 #define MATROSKA_ID_SEGMENTUID 0x73A4
  70
  71 /* ID in the tracks master */
  72 #define MATROSKA_ID_TRACKENTRY 0xAE
  73
  74 /* IDs in the trackentry master */
  75 #define MATROSKA_ID_TRACKNUMBER 0xD7
  76 #define MATROSKA_ID_TRACKUID   0x73C5
  77 #define MATROSKA_ID_TRACKTYPE  0x83
  78 #define MATROSKA_ID_TRACKAUDIO 0xE1
  79 #define MATROSKA_ID_TRACKVIDEO 0xE0
  80 #define MATROSKA_ID_CODECID    0x86
  81 #define MATROSKA_ID_CODECPRIVATE 0x63A2
  82 #define MATROSKA_ID_CODECNAME  0x258688
  83 #define MATROSKA_ID_CODECINFOURL 0x3B4040
  84 #define MATROSKA_ID_CODECDOWNLOADURL 0x26B240
  85 #define MATROSKA_ID_CODECDECODEALL 0xAA
  86 #define MATROSKA_ID_TRACKNAME  0x536E
  87 #define MATROSKA_ID_TRACKLANGUAGE 0x22B59C
  88 #define MATROSKA_ID_TRACKFLAGENABLED 0xB9
  89 #define MATROSKA_ID_TRACKFLAGDEFAULT 0x88
  90 #define MATROSKA_ID_TRACKFLAGFORCED 0x55AA
  91 #define MATROSKA_ID_TRACKFLAGLACING 0x9C
  92 #define MATROSKA_ID_TRACKMINCACHE 0x6DE7
  93 #define MATROSKA_ID_TRACKMAXCACHE 0x6DF8
  94 #define MATROSKA_ID_TRACKDEFAULTDURATION 0x23E383
  95 #define MATROSKA_ID_TRACKCONTENTENCODINGS 0x6D80
  96 #define MATROSKA_ID_TRACKCONTENTENCODING 0x6240
  97 #define MATROSKA_ID_TRACKTIMECODESCALE 0x23314F
  98
  99 /* IDs in the trackvideo master */
 100 #define MATROSKA_ID_VIDEOFRAMERATE 0x2383E3
 101 #define MATROSKA_ID_VIDEODISPLAYWIDTH 0x54B0
 102 #define MATROSKA_ID_VIDEODISPLAYHEIGHT 0x54BA
 103 #define MATROSKA_ID_VIDEOPIXELWIDTH 0xB0
 104 #define MATROSKA_ID_VIDEOPIXELHEIGHT 0xBA
 105 #define MATROSKA_ID_VIDEOFLAGINTERLACED 0x9A
 106 #define MATROSKA_ID_VIDEOSTEREOMODE 0x53B9
 107 #define MATROSKA_ID_VIDEOASPECTRATIO 0x54B3
 108 #define MATROSKA_ID_VIDEOCOLORSPACE 0x2EB524
 109
 110 /* IDs in the trackaudio master */
 111 #define MATROSKA_ID_AUDIOSAMPLINGFREQ 0xB5
 112 #define MATROSKA_ID_AUDIOOUTSAMPLINGFREQ 0x78B5
 113
 114 #define MATROSKA_ID_AUDIOBITDEPTH 0x6264
 115 #define MATROSKA_ID_AUDIOCHANNELS 0x9F
 116
 117 /* IDs in the content encoding master */
 118 #define MATROSKA_ID_ENCODINGSCOPE 0x5032
 119 #define MATROSKA_ID_ENCODINGTYPE 0x5033
 120 #define MATROSKA_ID_ENCODINGCOMPRESSION 0x5034
 121 #define MATROSKA_ID_ENCODINGCOMPALGO 0x4254
 122 #define MATROSKA_ID_ENCODINGCOMPSETTINGS 0x4255
 123
 124 /* ID in the cues master */
 125 #define MATROSKA_ID_POINTENTRY 0xBB
 126
 127 /* IDs in the pointentry master */
 128 #define MATROSKA_ID_CUETIME    0xB3
 129 #define MATROSKA_ID_CUETRACKPOSITION 0xB7
 130
 131 /* IDs in the cuetrackposition master */
 132 #define MATROSKA_ID_CUETRACK   0xF7
 133 #define MATROSKA_ID_CUECLUSTERPOSITION 0xF1
 134
 135 /* IDs in the tags master */
 136 /* TODO */
 137
 138 /* IDs in the seekhead master */
 139 #define MATROSKA_ID_SEEKENTRY  0x4DBB
 140
 141 /* IDs in the seekpoint master */
 142 #define MATROSKA_ID_SEEKID     0x53AB
 143 #define MATROSKA_ID_SEEKPOSITION 0x53AC
 144
 145 /* IDs in the cluster master */
 146 #define MATROSKA_ID_CLUSTERTIMECODE 0xE7
 147 #define MATROSKA_ID_BLOCKGROUP 0xA0
 148 #define MATROSKA_ID_SIMPLEBLOCK 0xA3
 149
 150 /* IDs in the blockgroup master */
 151 #define MATROSKA_ID_BLOCK      0xA1
 152 #define MATROSKA_ID_BLOCKDURATION 0x9B
 153 #define MATROSKA_ID_BLOCKREFERENCE 0xFB
 154
 155 /* IDs in the attachments master */
 156 #define MATROSKA_ID_ATTACHEDFILE        0x61A7
 157 #define MATROSKA_ID_FILENAME            0x466E
 158 #define MATROSKA_ID_FILEMIMETYPE        0x4660
 159 #define MATROSKA_ID_FILEDATA            0x465C
 160 #define MATROSKA_ID_FILEUID             0x46AE
 161
 162 /* IDs in the chapters master */
 163 #define MATROSKA_ID_EDITIONENTRY        0x45B9
 164 #define MATROSKA_ID_CHAPTERATOM         0xB6
 165 #define MATROSKA_ID_CHAPTERTIMESTART    0x91
 166 #define MATROSKA_ID_CHAPTERTIMEEND      0x92
 167 #define MATROSKA_ID_CHAPTERDISPLAY      0x80
 168 #define MATROSKA_ID_CHAPSTRING          0x85
 169 #define MATROSKA_ID_EDITIONUID          0x45BC
 170 #define MATROSKA_ID_EDITIONFLAGHIDDEN   0x45BD
 171 #define MATROSKA_ID_EDITIONFLAGDEFAULT  0x45DB
 172 #define MATROSKA_ID_CHAPTERUID          0x73C4
 173 #define MATROSKA_ID_CHAPTERFLAGHIDDEN   0x98
 174
 175 typedef enum {
 176   MATROSKA_TRACK_TYPE_NONE     = 0x0,
 177   MATROSKA_TRACK_TYPE_VIDEO    = 0x1,
 178   MATROSKA_TRACK_TYPE_AUDIO    = 0x2,
 179   MATROSKA_TRACK_TYPE_COMPLEX  = 0x3,
 180   MATROSKA_TRACK_TYPE_LOGO     = 0x10,
 181   MATROSKA_TRACK_TYPE_SUBTITLE = 0x11,
 182   MATROSKA_TRACK_TYPE_CONTROL  = 0x20,
 183 } MatroskaTrackType;
 184
 185 typedef enum {
 186   MATROSKA_TRACK_ENCODING_COMP_ZLIB        = 0,
 187   MATROSKA_TRACK_ENCODING_COMP_BZLIB       = 1,
 188   MATROSKA_TRACK_ENCODING_COMP_LZO         = 2,
 189   MATROSKA_TRACK_ENCODING_COMP_HEADERSTRIP = 3,
 190 } MatroskaTrackEncodingCompAlgo;
 191
 192 /*
 193  * These aren't in any way "matroska-form" things,
 194  * it's just something I use in the muxer/demuxer.
 195  */
 196
 197 typedef enum {
 198   MATROSKA_TRACK_ENABLED = (1<<0),
 199   MATROSKA_TRACK_DEFAULT = (1<<1),
 200   MATROSKA_TRACK_LACING  = (1<<2),
 201   MATROSKA_TRACK_SHIFT   = (1<<16)
 202 } MatroskaTrackFlags;
 203
 204 typedef enum {
 205   MATROSKA_VIDEOTRACK_INTERLACED = (MATROSKA_TRACK_SHIFT<<0)
 206 } MatroskaVideoTrackFlags;
 207
 208 /*
 209  * Matroska Codec IDs. Strings.
 210  */
 211
 212 typedef struct CodecTags{
 213     char str[16];
 214     enum CodecID id;
 215 }CodecTags;
 216
 217 typedef struct CodecMime{
 218     char str[32];
 219     enum CodecID id;
 220 }CodecMime;
 221
 222 #define MATROSKA_CODEC_ID_VIDEO_VFW_FOURCC   "V_MS/VFW/FOURCC"
 223 #define MATROSKA_CODEC_ID_AUDIO_ACM          "A_MS/ACM"
 224
 225 /* max. depth in the EBML tree structure */
 226 #define EBML_MAX_DEPTH 16
 227
 228 extern const CodecTags ff_mkv_codec_tags[];
 229 extern const CodecMime ff_mkv_mime_tags[];
 230
 231 #endif /* FFMPEG_MATROSKA_H */