ffmpeg/libavformat/matroska.h

198 lines
5.7 KiB
C

/*
* 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 MATROSKA_H
#define MATROSKA_H
#include "avcodec.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
/*
* Matroska element IDs. max. 32-bit.
*/
/* 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_CLUSTER 0x1F43B675
/* 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_TRACKNAME 0x536E
#define MATROSKA_ID_TRACKLANGUAGE 0x22B59C
#define MATROSKA_ID_TRACKFLAGENABLED 0xB9
#define MATROSKA_ID_TRACKFLAGDEFAULT 0x88
#define MATROSKA_ID_TRACKFLAGLACING 0x9C
#define MATROSKA_ID_TRACKMINCACHE 0x6DE7
#define MATROSKA_ID_TRACKMAXCACHE 0x6DF8
#define MATROSKA_ID_TRACKDEFAULTDURATION 0x23E383
/* 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
#define MATROSKA_ID_VIDEOCOLOURSPACE 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
/* 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 */
/* TODO */
/* 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
typedef enum {
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_EYE_MODE_MONO = 0x0,
MATROSKA_EYE_MODE_RIGHT = 0x1,
MATROSKA_EYE_MODE_LEFT = 0x2,
MATROSKA_EYE_MODE_BOTH = 0x3,
} MatroskaEyeMode;
typedef enum {
MATROSKA_ASPECT_RATIO_MODE_FREE = 0x0,
MATROSKA_ASPECT_RATIO_MODE_KEEP = 0x1,
MATROSKA_ASPECT_RATIO_MODE_FIXED = 0x2,
} MatroskaAspectRatioMode;
/*
* These aren't in any way "matroska-form" things,
* it's just something I use in the muxer/demuxer.
*/
typedef enum {
MATROSKA_TRACK_ENABLED = (1<<0),
MATROSKA_TRACK_DEFAULT = (1<<1),
MATROSKA_TRACK_LACING = (1<<2),
MATROSKA_TRACK_REAL_V = (1<<4),
MATROSKA_TRACK_SHIFT = (1<<16)
} MatroskaTrackFlags;
typedef enum {
MATROSKA_VIDEOTRACK_INTERLACED = (MATROSKA_TRACK_SHIFT<<0)
} MatroskaVideoTrackFlags;
/*
* Matroska Codec IDs. Strings.
*/
typedef struct CodecTags{
const char *str;
enum CodecID id;
}CodecTags;
#define MATROSKA_CODEC_ID_VIDEO_VFW_FOURCC "V_MS/VFW/FOURCC"
#define MATROSKA_CODEC_ID_AUDIO_ACM "A_MS/ACM"
/* max. depth in the EBML tree structure */
#define EBML_MAX_DEPTH 16
extern CodecTags ff_mkv_codec_tags[];
#endif /* MATROSKA_H */