PeerStreamer

/*

 * Matroska constants

 * Copyright (c) 2003-2004 The ffmpeg Project

 *

 * This file is part of Libav.

 *

 * Libav 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.

 *

 * Libav 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 Libav; 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          0x4484

#define MATROSKA_ID_TAGDEFAULT_BUG      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 */