/*
  * 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
  */
 

 #ifndef AVFORMAT_MATROSKA_H
 #define AVFORMAT_MATROSKA_H

 #include "libavcodec/avcodec.h"

 #include "metadata.h"

 
 /* 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

 #define EBML_ID_CRC32              0xBF

 
 /*

  * Matroska element IDs, max. 32 bits

  */
 
 /* toplevel segment */
 #define MATROSKA_ID_SEGMENT    0x18538067
 

 /* Matroska top-level master IDs */

 #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

 #define MATROSKA_ID_ATTACHMENTS 0x1941A469

 #define MATROSKA_ID_CLUSTER    0x1F43B675

 #define MATROSKA_ID_CHAPTERS   0x1043A770

 
 /* 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

 #define MATROSKA_ID_SEGMENTUID 0x73A4

 
 /* 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

 #define MATROSKA_ID_CODECDECODEALL 0xAA

 #define MATROSKA_ID_TRACKNAME  0x536E
 #define MATROSKA_ID_TRACKLANGUAGE 0x22B59C
 #define MATROSKA_ID_TRACKFLAGENABLED 0xB9
 #define MATROSKA_ID_TRACKFLAGDEFAULT 0x88

 #define MATROSKA_ID_TRACKFLAGFORCED 0x55AA

 #define MATROSKA_ID_TRACKFLAGLACING 0x9C
 #define MATROSKA_ID_TRACKMINCACHE 0x6DE7
 #define MATROSKA_ID_TRACKMAXCACHE 0x6DF8
 #define MATROSKA_ID_TRACKDEFAULTDURATION 0x23E383

 #define MATROSKA_ID_TRACKCONTENTENCODINGS 0x6D80
 #define MATROSKA_ID_TRACKCONTENTENCODING 0x6240

 #define MATROSKA_ID_TRACKTIMECODESCALE 0x23314F

 #define MATROSKA_ID_TRACKMAXBLKADDID 0x55EE

 
 /* 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_VIDEOPIXELCROPB 0x54AA
 #define MATROSKA_ID_VIDEOPIXELCROPT 0x54BB
 #define MATROSKA_ID_VIDEOPIXELCROPL 0x54CC
 #define MATROSKA_ID_VIDEOPIXELCROPR 0x54DD
 #define MATROSKA_ID_VIDEODISPLAYUNIT 0x54B2

 #define MATROSKA_ID_VIDEOFLAGINTERLACED 0x9A
 #define MATROSKA_ID_VIDEOSTEREOMODE 0x53B9
 #define MATROSKA_ID_VIDEOASPECTRATIO 0x54B3

 #define MATROSKA_ID_VIDEOCOLORSPACE 0x2EB524

 
 /* 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
 

 /* IDs in the content encoding master */

 #define MATROSKA_ID_ENCODINGORDER 0x5031

 #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
 

 /* 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

 #define MATROSKA_ID_CUEBLOCKNUMBER 0x5378

 
 /* IDs in the tags master */

 #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

 #define MATROSKA_ID_TAGTARGETS_TYPE       0x63CA
 #define MATROSKA_ID_TAGTARGETS_TYPEVALUE  0x68CA
 #define MATROSKA_ID_TAGTARGETS_TRACKUID   0x63C5
 #define MATROSKA_ID_TAGTARGETS_CHAPTERUID 0x63C4
 #define MATROSKA_ID_TAGTARGETS_ATTACHUID  0x63C6

 
 /* 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_CLUSTERPOSITION 0xA7
 #define MATROSKA_ID_CLUSTERPREVSIZE 0xAB

 #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
 

 /* IDs in the attachments master */
 #define MATROSKA_ID_ATTACHEDFILE        0x61A7

 #define MATROSKA_ID_FILEDESC            0x467E

 #define MATROSKA_ID_FILENAME            0x466E
 #define MATROSKA_ID_FILEMIMETYPE        0x4660
 #define MATROSKA_ID_FILEDATA            0x465C
 #define MATROSKA_ID_FILEUID             0x46AE
 

 /* 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_CHAPLANG            0x437C

 #define MATROSKA_ID_EDITIONUID          0x45BC
 #define MATROSKA_ID_EDITIONFLAGHIDDEN   0x45BD

 #define MATROSKA_ID_EDITIONFLAGDEFAULT  0x45DB

 #define MATROSKA_ID_EDITIONFLAGORDERED  0x45DD

 #define MATROSKA_ID_CHAPTERUID          0x73C4
 #define MATROSKA_ID_CHAPTERFLAGHIDDEN   0x98

 #define MATROSKA_ID_CHAPTERFLAGENABLED  0x4598
 #define MATROSKA_ID_CHAPTERPHYSEQUIV    0x63C3

 typedef enum {

   MATROSKA_TRACK_TYPE_NONE     = 0x0,

   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;
 
 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;
 

 /*

  * Matroska Codec IDs, strings

  */
 
 typedef struct CodecTags{

     char str[20];

     enum CodecID id;
 }CodecTags;
 

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

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

 extern const CodecTags ff_mkv_codec_tags[];

 extern const CodecMime ff_mkv_mime_tags[];

 extern const AVMetadataConv ff_mkv_metadata_conv[];

 #endif /* AVFORMAT_MATROSKA_H */