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  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 AVFORMAT_MATROSKA_H
  23. #define AVFORMAT_MATROSKA_H
  24.  
  25. #include "libavcodec/avcodec.h"
  26. #include "metadata.h"
  27. #include "internal.h"
  28.  
  29. /* EBML version supported */
  30. #define EBML_VERSION 1
  31.  
  32. /* top-level master-IDs */
  33. #define EBML_ID_HEADER             0x1A45DFA3
  34.  
  35. /* IDs in the HEADER master */
  36. #define EBML_ID_EBMLVERSION        0x4286
  37. #define EBML_ID_EBMLREADVERSION    0x42F7
  38. #define EBML_ID_EBMLMAXIDLENGTH    0x42F2
  39. #define EBML_ID_EBMLMAXSIZELENGTH  0x42F3
  40. #define EBML_ID_DOCTYPE            0x4282
  41. #define EBML_ID_DOCTYPEVERSION     0x4287
  42. #define EBML_ID_DOCTYPEREADVERSION 0x4285
  43.  
  44. /* general EBML types */
  45. #define EBML_ID_VOID               0xEC
  46. #define EBML_ID_CRC32              0xBF
  47.  
  48. /*
  49.  * Matroska element IDs, max. 32 bits
  50.  */
  51.  
  52. /* toplevel segment */
  53. #define MATROSKA_ID_SEGMENT    0x18538067
  54.  
  55. /* Matroska top-level master IDs */
  56. #define MATROSKA_ID_INFO       0x1549A966
  57. #define MATROSKA_ID_TRACKS     0x1654AE6B
  58. #define MATROSKA_ID_CUES       0x1C53BB6B
  59. #define MATROSKA_ID_TAGS       0x1254C367
  60. #define MATROSKA_ID_SEEKHEAD   0x114D9B74
  61. #define MATROSKA_ID_ATTACHMENTS 0x1941A469
  62. #define MATROSKA_ID_CLUSTER    0x1F43B675
  63. #define MATROSKA_ID_CHAPTERS   0x1043A770
  64.  
  65. /* IDs in the info master */
  66. #define MATROSKA_ID_TIMECODESCALE 0x2AD7B1
  67. #define MATROSKA_ID_DURATION   0x4489
  68. #define MATROSKA_ID_TITLE      0x7BA9
  69. #define MATROSKA_ID_WRITINGAPP 0x5741
  70. #define MATROSKA_ID_MUXINGAPP  0x4D80
  71. #define MATROSKA_ID_DATEUTC    0x4461
  72. #define MATROSKA_ID_SEGMENTUID 0x73A4
  73.  
  74. /* ID in the tracks master */
  75. #define MATROSKA_ID_TRACKENTRY 0xAE
  76.  
  77. /* IDs in the trackentry master */
  78. #define MATROSKA_ID_TRACKNUMBER 0xD7
  79. #define MATROSKA_ID_TRACKUID   0x73C5
  80. #define MATROSKA_ID_TRACKTYPE  0x83
  81. #define MATROSKA_ID_TRACKVIDEO     0xE0
  82. #define MATROSKA_ID_TRACKAUDIO     0xE1
  83. #define MATROSKA_ID_TRACKOPERATION 0xE2
  84. #define MATROSKA_ID_TRACKCOMBINEPLANES 0xE3
  85. #define MATROSKA_ID_TRACKPLANE         0xE4
  86. #define MATROSKA_ID_TRACKPLANEUID      0xE5
  87. #define MATROSKA_ID_TRACKPLANETYPE     0xE6
  88. #define MATROSKA_ID_CODECID    0x86
  89. #define MATROSKA_ID_CODECPRIVATE 0x63A2
  90. #define MATROSKA_ID_CODECNAME  0x258688
  91. #define MATROSKA_ID_CODECINFOURL 0x3B4040
  92. #define MATROSKA_ID_CODECDOWNLOADURL 0x26B240
  93. #define MATROSKA_ID_CODECDECODEALL 0xAA
  94. #define MATROSKA_ID_CODECDELAY 0x56AA
  95. #define MATROSKA_ID_SEEKPREROLL 0x56BB
  96. #define MATROSKA_ID_TRACKNAME  0x536E
  97. #define MATROSKA_ID_TRACKLANGUAGE 0x22B59C
  98. #define MATROSKA_ID_TRACKFLAGENABLED 0xB9
  99. #define MATROSKA_ID_TRACKFLAGDEFAULT 0x88
  100. #define MATROSKA_ID_TRACKFLAGFORCED 0x55AA
  101. #define MATROSKA_ID_TRACKFLAGLACING 0x9C
  102. #define MATROSKA_ID_TRACKMINCACHE 0x6DE7
  103. #define MATROSKA_ID_TRACKMAXCACHE 0x6DF8
  104. #define MATROSKA_ID_TRACKDEFAULTDURATION 0x23E383
  105. #define MATROSKA_ID_TRACKCONTENTENCODINGS 0x6D80
  106. #define MATROSKA_ID_TRACKCONTENTENCODING 0x6240
  107. #define MATROSKA_ID_TRACKTIMECODESCALE 0x23314F
  108. #define MATROSKA_ID_TRACKMAXBLKADDID 0x55EE
  109.  
  110. /* IDs in the trackvideo master */
  111. #define MATROSKA_ID_VIDEOFRAMERATE 0x2383E3
  112. #define MATROSKA_ID_VIDEODISPLAYWIDTH 0x54B0
  113. #define MATROSKA_ID_VIDEODISPLAYHEIGHT 0x54BA
  114. #define MATROSKA_ID_VIDEOPIXELWIDTH 0xB0
  115. #define MATROSKA_ID_VIDEOPIXELHEIGHT 0xBA
  116. #define MATROSKA_ID_VIDEOPIXELCROPB 0x54AA
  117. #define MATROSKA_ID_VIDEOPIXELCROPT 0x54BB
  118. #define MATROSKA_ID_VIDEOPIXELCROPL 0x54CC
  119. #define MATROSKA_ID_VIDEOPIXELCROPR 0x54DD
  120. #define MATROSKA_ID_VIDEODISPLAYUNIT 0x54B2
  121. #define MATROSKA_ID_VIDEOFLAGINTERLACED 0x9A
  122. #define MATROSKA_ID_VIDEOSTEREOMODE 0x53B8
  123. #define MATROSKA_ID_VIDEOALPHAMODE 0x53C0
  124. #define MATROSKA_ID_VIDEOASPECTRATIO 0x54B3
  125. #define MATROSKA_ID_VIDEOCOLORSPACE 0x2EB524
  126.  
  127. /* IDs in the trackaudio master */
  128. #define MATROSKA_ID_AUDIOSAMPLINGFREQ 0xB5
  129. #define MATROSKA_ID_AUDIOOUTSAMPLINGFREQ 0x78B5
  130.  
  131. #define MATROSKA_ID_AUDIOBITDEPTH 0x6264
  132. #define MATROSKA_ID_AUDIOCHANNELS 0x9F
  133.  
  134. /* IDs in the content encoding master */
  135. #define MATROSKA_ID_ENCODINGORDER 0x5031
  136. #define MATROSKA_ID_ENCODINGSCOPE 0x5032
  137. #define MATROSKA_ID_ENCODINGTYPE 0x5033
  138. #define MATROSKA_ID_ENCODINGCOMPRESSION 0x5034
  139. #define MATROSKA_ID_ENCODINGCOMPALGO 0x4254
  140. #define MATROSKA_ID_ENCODINGCOMPSETTINGS 0x4255
  141.  
  142. #define MATROSKA_ID_ENCODINGENCRYPTION 0x5035
  143. #define MATROSKA_ID_ENCODINGENCAESSETTINGS 0x47E7
  144. #define MATROSKA_ID_ENCODINGENCALGO 0x47E1
  145. #define MATROSKA_ID_ENCODINGENCKEYID 0x47E2
  146. #define MATROSKA_ID_ENCODINGSIGALGO 0x47E5
  147. #define MATROSKA_ID_ENCODINGSIGHASHALGO 0x47E6
  148. #define MATROSKA_ID_ENCODINGSIGKEYID 0x47E4
  149. #define MATROSKA_ID_ENCODINGSIGNATURE 0x47E3
  150.  
  151. /* ID in the cues master */
  152. #define MATROSKA_ID_POINTENTRY 0xBB
  153.  
  154. /* IDs in the pointentry master */
  155. #define MATROSKA_ID_CUETIME    0xB3
  156. #define MATROSKA_ID_CUETRACKPOSITION 0xB7
  157.  
  158. /* IDs in the cuetrackposition master */
  159. #define MATROSKA_ID_CUETRACK   0xF7
  160. #define MATROSKA_ID_CUECLUSTERPOSITION 0xF1
  161. #define MATROSKA_ID_CUERELATIVEPOSITION 0xF0
  162. #define MATROSKA_ID_CUEDURATION 0xB2
  163. #define MATROSKA_ID_CUEBLOCKNUMBER 0x5378
  164.  
  165. /* IDs in the tags master */
  166. #define MATROSKA_ID_TAG                 0x7373
  167. #define MATROSKA_ID_SIMPLETAG           0x67C8
  168. #define MATROSKA_ID_TAGNAME             0x45A3
  169. #define MATROSKA_ID_TAGSTRING           0x4487
  170. #define MATROSKA_ID_TAGLANG             0x447A
  171. #define MATROSKA_ID_TAGDEFAULT          0x4484
  172. #define MATROSKA_ID_TAGDEFAULT_BUG      0x44B4
  173. #define MATROSKA_ID_TAGTARGETS          0x63C0
  174. #define MATROSKA_ID_TAGTARGETS_TYPE       0x63CA
  175. #define MATROSKA_ID_TAGTARGETS_TYPEVALUE  0x68CA
  176. #define MATROSKA_ID_TAGTARGETS_TRACKUID   0x63C5
  177. #define MATROSKA_ID_TAGTARGETS_CHAPTERUID 0x63C4
  178. #define MATROSKA_ID_TAGTARGETS_ATTACHUID  0x63C6
  179.  
  180. /* IDs in the seekhead master */
  181. #define MATROSKA_ID_SEEKENTRY  0x4DBB
  182.  
  183. /* IDs in the seekpoint master */
  184. #define MATROSKA_ID_SEEKID     0x53AB
  185. #define MATROSKA_ID_SEEKPOSITION 0x53AC
  186.  
  187. /* IDs in the cluster master */
  188. #define MATROSKA_ID_CLUSTERTIMECODE 0xE7
  189. #define MATROSKA_ID_CLUSTERPOSITION 0xA7
  190. #define MATROSKA_ID_CLUSTERPREVSIZE 0xAB
  191. #define MATROSKA_ID_BLOCKGROUP 0xA0
  192. #define MATROSKA_ID_BLOCKADDITIONS 0x75A1
  193. #define MATROSKA_ID_BLOCKMORE 0xA6
  194. #define MATROSKA_ID_BLOCKADDID 0xEE
  195. #define MATROSKA_ID_BLOCKADDITIONAL 0xA5
  196. #define MATROSKA_ID_SIMPLEBLOCK 0xA3
  197.  
  198. /* IDs in the blockgroup master */
  199. #define MATROSKA_ID_BLOCK      0xA1
  200. #define MATROSKA_ID_BLOCKDURATION 0x9B
  201. #define MATROSKA_ID_BLOCKREFERENCE 0xFB
  202. #define MATROSKA_ID_CODECSTATE 0xA4
  203. #define MATROSKA_ID_DISCARDPADDING 0x75A2
  204.  
  205. /* IDs in the attachments master */
  206. #define MATROSKA_ID_ATTACHEDFILE        0x61A7
  207. #define MATROSKA_ID_FILEDESC            0x467E
  208. #define MATROSKA_ID_FILENAME            0x466E
  209. #define MATROSKA_ID_FILEMIMETYPE        0x4660
  210. #define MATROSKA_ID_FILEDATA            0x465C
  211. #define MATROSKA_ID_FILEUID             0x46AE
  212.  
  213. /* IDs in the chapters master */
  214. #define MATROSKA_ID_EDITIONENTRY        0x45B9
  215. #define MATROSKA_ID_CHAPTERATOM         0xB6
  216. #define MATROSKA_ID_CHAPTERTIMESTART    0x91
  217. #define MATROSKA_ID_CHAPTERTIMEEND      0x92
  218. #define MATROSKA_ID_CHAPTERDISPLAY      0x80
  219. #define MATROSKA_ID_CHAPSTRING          0x85
  220. #define MATROSKA_ID_CHAPLANG            0x437C
  221. #define MATROSKA_ID_EDITIONUID          0x45BC
  222. #define MATROSKA_ID_EDITIONFLAGHIDDEN   0x45BD
  223. #define MATROSKA_ID_EDITIONFLAGDEFAULT  0x45DB
  224. #define MATROSKA_ID_EDITIONFLAGORDERED  0x45DD
  225. #define MATROSKA_ID_CHAPTERUID          0x73C4
  226. #define MATROSKA_ID_CHAPTERFLAGHIDDEN   0x98
  227. #define MATROSKA_ID_CHAPTERFLAGENABLED  0x4598
  228. #define MATROSKA_ID_CHAPTERPHYSEQUIV    0x63C3
  229.  
  230. typedef enum {
  231.   MATROSKA_TRACK_TYPE_NONE     = 0x0,
  232.   MATROSKA_TRACK_TYPE_VIDEO    = 0x1,
  233.   MATROSKA_TRACK_TYPE_AUDIO    = 0x2,
  234.   MATROSKA_TRACK_TYPE_COMPLEX  = 0x3,
  235.   MATROSKA_TRACK_TYPE_LOGO     = 0x10,
  236.   MATROSKA_TRACK_TYPE_SUBTITLE = 0x11,
  237.   MATROSKA_TRACK_TYPE_CONTROL  = 0x20,
  238.   MATROSKA_TRACK_TYPE_METADATA = 0x21,
  239. } MatroskaTrackType;
  240.  
  241. typedef enum {
  242.   MATROSKA_TRACK_ENCODING_COMP_ZLIB        = 0,
  243.   MATROSKA_TRACK_ENCODING_COMP_BZLIB       = 1,
  244.   MATROSKA_TRACK_ENCODING_COMP_LZO         = 2,
  245.   MATROSKA_TRACK_ENCODING_COMP_HEADERSTRIP = 3,
  246. } MatroskaTrackEncodingCompAlgo;
  247.  
  248. typedef enum {
  249.   MATROSKA_VIDEO_STEREOMODE_TYPE_MONO               = 0,
  250.   MATROSKA_VIDEO_STEREOMODE_TYPE_LEFT_RIGHT         = 1,
  251.   MATROSKA_VIDEO_STEREOMODE_TYPE_BOTTOM_TOP         = 2,
  252.   MATROSKA_VIDEO_STEREOMODE_TYPE_TOP_BOTTOM         = 3,
  253.   MATROSKA_VIDEO_STEREOMODE_TYPE_CHECKERBOARD_RL    = 4,
  254.   MATROSKA_VIDEO_STEREOMODE_TYPE_CHECKERBOARD_LR    = 5,
  255.   MATROSKA_VIDEO_STEREOMODE_TYPE_ROW_INTERLEAVED_RL = 6,
  256.   MATROSKA_VIDEO_STEREOMODE_TYPE_ROW_INTERLEAVED_LR = 7,
  257.   MATROSKA_VIDEO_STEREOMODE_TYPE_COL_INTERLEAVED_RL = 8,
  258.   MATROSKA_VIDEO_STEREOMODE_TYPE_COL_INTERLEAVED_LR = 9,
  259.   MATROSKA_VIDEO_STEREOMODE_TYPE_ANAGLYPH_CYAN_RED  = 10,
  260.   MATROSKA_VIDEO_STEREOMODE_TYPE_RIGHT_LEFT         = 11,
  261.   MATROSKA_VIDEO_STEREOMODE_TYPE_ANAGLYPH_GREEN_MAG = 12,
  262.   MATROSKA_VIDEO_STEREOMODE_TYPE_BOTH_EYES_BLOCK_LR = 13,
  263.   MATROSKA_VIDEO_STEREOMODE_TYPE_BOTH_EYES_BLOCK_RL = 14,
  264. } MatroskaVideoStereoModeType;
  265.  
  266. /*
  267.  * Matroska Codec IDs, strings
  268.  */
  269.  
  270. typedef struct CodecTags{
  271.     char str[22];
  272.     enum AVCodecID id;
  273. }CodecTags;
  274.  
  275. /* max. depth in the EBML tree structure */
  276. #define EBML_MAX_DEPTH 16
  277.  
  278. #define MATROSKA_VIDEO_STEREO_MODE_COUNT  15
  279. #define MATROSKA_VIDEO_STEREO_PLANE_COUNT  3
  280.  
  281. extern const CodecTags ff_mkv_codec_tags[];
  282. extern const CodecMime ff_mkv_mime_tags[];
  283. extern const AVMetadataConv ff_mkv_metadata_conv[];
  284. extern const char * const ff_matroska_video_stereo_mode[MATROSKA_VIDEO_STEREO_MODE_COUNT];
  285. extern const char * const ff_matroska_video_stereo_plane[MATROSKA_VIDEO_STEREO_PLANE_COUNT];
  286.  
  287. #endif /* AVFORMAT_MATROSKA_H */
  288.