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
28/* EBML version supported */
29#define EBML_VERSION 1
30
31/* top-level master-IDs */
32#define EBML_ID_HEADER             0x1A45DFA3
33
34/* IDs in the HEADER master */
35#define EBML_ID_EBMLVERSION        0x4286
36#define EBML_ID_EBMLREADVERSION    0x42F7
37#define EBML_ID_EBMLMAXIDLENGTH    0x42F2
38#define EBML_ID_EBMLMAXSIZELENGTH  0x42F3
39#define EBML_ID_DOCTYPE            0x4282
40#define EBML_ID_DOCTYPEVERSION     0x4287
41#define EBML_ID_DOCTYPEREADVERSION 0x4285
42
43/* general EBML types */
44#define EBML_ID_VOID               0xEC
45#define EBML_ID_CRC32              0xBF
46
47/*
48 * Matroska element IDs, max. 32 bits
49 */
50
51/* toplevel segment */
52#define MATROSKA_ID_SEGMENT    0x18538067
53
54/* Matroska top-level master IDs */
55#define MATROSKA_ID_INFO       0x1549A966
56#define MATROSKA_ID_TRACKS     0x1654AE6B
57#define MATROSKA_ID_CUES       0x1C53BB6B
58#define MATROSKA_ID_TAGS       0x1254C367
59#define MATROSKA_ID_SEEKHEAD   0x114D9B74
60#define MATROSKA_ID_ATTACHMENTS 0x1941A469
61#define MATROSKA_ID_CLUSTER    0x1F43B675
62#define MATROSKA_ID_CHAPTERS   0x1043A770
63
64/* IDs in the info master */
65#define MATROSKA_ID_TIMECODESCALE 0x2AD7B1
66#define MATROSKA_ID_DURATION   0x4489
67#define MATROSKA_ID_TITLE      0x7BA9
68#define MATROSKA_ID_WRITINGAPP 0x5741
69#define MATROSKA_ID_MUXINGAPP  0x4D80
70#define MATROSKA_ID_DATEUTC    0x4461
71#define MATROSKA_ID_SEGMENTUID 0x73A4
72
73/* ID in the tracks master */
74#define MATROSKA_ID_TRACKENTRY 0xAE
75
76/* IDs in the trackentry master */
77#define MATROSKA_ID_TRACKNUMBER 0xD7
78#define MATROSKA_ID_TRACKUID   0x73C5
79#define MATROSKA_ID_TRACKTYPE  0x83
80#define MATROSKA_ID_TRACKAUDIO 0xE1
81#define MATROSKA_ID_TRACKVIDEO 0xE0
82#define MATROSKA_ID_CODECID    0x86
83#define MATROSKA_ID_CODECPRIVATE 0x63A2
84#define MATROSKA_ID_CODECNAME  0x258688
85#define MATROSKA_ID_CODECINFOURL 0x3B4040
86#define MATROSKA_ID_CODECDOWNLOADURL 0x26B240
87#define MATROSKA_ID_CODECDECODEALL 0xAA
88#define MATROSKA_ID_TRACKNAME  0x536E
89#define MATROSKA_ID_TRACKLANGUAGE 0x22B59C
90#define MATROSKA_ID_TRACKFLAGENABLED 0xB9
91#define MATROSKA_ID_TRACKFLAGDEFAULT 0x88
92#define MATROSKA_ID_TRACKFLAGFORCED 0x55AA
93#define MATROSKA_ID_TRACKFLAGLACING 0x9C
94#define MATROSKA_ID_TRACKMINCACHE 0x6DE7
95#define MATROSKA_ID_TRACKMAXCACHE 0x6DF8
96#define MATROSKA_ID_TRACKDEFAULTDURATION 0x23E383
97#define MATROSKA_ID_TRACKCONTENTENCODINGS 0x6D80
98#define MATROSKA_ID_TRACKCONTENTENCODING 0x6240
99#define MATROSKA_ID_TRACKTIMECODESCALE 0x23314F
100#define MATROSKA_ID_TRACKMAXBLKADDID 0x55EE
101
102/* IDs in the trackvideo master */
103#define MATROSKA_ID_VIDEOFRAMERATE 0x2383E3
104#define MATROSKA_ID_VIDEODISPLAYWIDTH 0x54B0
105#define MATROSKA_ID_VIDEODISPLAYHEIGHT 0x54BA
106#define MATROSKA_ID_VIDEOPIXELWIDTH 0xB0
107#define MATROSKA_ID_VIDEOPIXELHEIGHT 0xBA
108#define MATROSKA_ID_VIDEOPIXELCROPB 0x54AA
109#define MATROSKA_ID_VIDEOPIXELCROPT 0x54BB
110#define MATROSKA_ID_VIDEOPIXELCROPL 0x54CC
111#define MATROSKA_ID_VIDEOPIXELCROPR 0x54DD
112#define MATROSKA_ID_VIDEODISPLAYUNIT 0x54B2
113#define MATROSKA_ID_VIDEOFLAGINTERLACED 0x9A
114#define MATROSKA_ID_VIDEOSTEREOMODE 0x53B9
115#define MATROSKA_ID_VIDEOASPECTRATIO 0x54B3
116#define MATROSKA_ID_VIDEOCOLORSPACE 0x2EB524
117
118/* IDs in the trackaudio master */
119#define MATROSKA_ID_AUDIOSAMPLINGFREQ 0xB5
120#define MATROSKA_ID_AUDIOOUTSAMPLINGFREQ 0x78B5
121
122#define MATROSKA_ID_AUDIOBITDEPTH 0x6264
123#define MATROSKA_ID_AUDIOCHANNELS 0x9F
124
125/* IDs in the content encoding master */
126#define MATROSKA_ID_ENCODINGORDER 0x5031
127#define MATROSKA_ID_ENCODINGSCOPE 0x5032
128#define MATROSKA_ID_ENCODINGTYPE 0x5033
129#define MATROSKA_ID_ENCODINGCOMPRESSION 0x5034
130#define MATROSKA_ID_ENCODINGCOMPALGO 0x4254
131#define MATROSKA_ID_ENCODINGCOMPSETTINGS 0x4255
132
133/* ID in the cues master */
134#define MATROSKA_ID_POINTENTRY 0xBB
135
136/* IDs in the pointentry master */
137#define MATROSKA_ID_CUETIME    0xB3
138#define MATROSKA_ID_CUETRACKPOSITION 0xB7
139
140/* IDs in the cuetrackposition master */
141#define MATROSKA_ID_CUETRACK   0xF7
142#define MATROSKA_ID_CUECLUSTERPOSITION 0xF1
143#define MATROSKA_ID_CUEBLOCKNUMBER 0x5378
144
145/* IDs in the tags master */
146#define MATROSKA_ID_TAG                 0x7373
147#define MATROSKA_ID_SIMPLETAG           0x67C8
148#define MATROSKA_ID_TAGNAME             0x45A3
149#define MATROSKA_ID_TAGSTRING           0x4487
150#define MATROSKA_ID_TAGLANG             0x447A
151#define MATROSKA_ID_TAGDEFAULT          0x44B4
152#define MATROSKA_ID_TAGTARGETS          0x63C0
153#define MATROSKA_ID_TAGTARGETS_TYPE       0x63CA
154#define MATROSKA_ID_TAGTARGETS_TYPEVALUE  0x68CA
155#define MATROSKA_ID_TAGTARGETS_TRACKUID   0x63C5
156#define MATROSKA_ID_TAGTARGETS_CHAPTERUID 0x63C4
157#define MATROSKA_ID_TAGTARGETS_ATTACHUID  0x63C6
158
159/* IDs in the seekhead master */
160#define MATROSKA_ID_SEEKENTRY  0x4DBB
161
162/* IDs in the seekpoint master */
163#define MATROSKA_ID_SEEKID     0x53AB
164#define MATROSKA_ID_SEEKPOSITION 0x53AC
165
166/* IDs in the cluster master */
167#define MATROSKA_ID_CLUSTERTIMECODE 0xE7
168#define MATROSKA_ID_CLUSTERPOSITION 0xA7
169#define MATROSKA_ID_CLUSTERPREVSIZE 0xAB
170#define MATROSKA_ID_BLOCKGROUP 0xA0
171#define MATROSKA_ID_SIMPLEBLOCK 0xA3
172
173/* IDs in the blockgroup master */
174#define MATROSKA_ID_BLOCK      0xA1
175#define MATROSKA_ID_BLOCKDURATION 0x9B
176#define MATROSKA_ID_BLOCKREFERENCE 0xFB
177
178/* IDs in the attachments master */
179#define MATROSKA_ID_ATTACHEDFILE        0x61A7
180#define MATROSKA_ID_FILEDESC            0x467E
181#define MATROSKA_ID_FILENAME            0x466E
182#define MATROSKA_ID_FILEMIMETYPE        0x4660
183#define MATROSKA_ID_FILEDATA            0x465C
184#define MATROSKA_ID_FILEUID             0x46AE
185
186/* IDs in the chapters master */
187#define MATROSKA_ID_EDITIONENTRY        0x45B9
188#define MATROSKA_ID_CHAPTERATOM         0xB6
189#define MATROSKA_ID_CHAPTERTIMESTART    0x91
190#define MATROSKA_ID_CHAPTERTIMEEND      0x92
191#define MATROSKA_ID_CHAPTERDISPLAY      0x80
192#define MATROSKA_ID_CHAPSTRING          0x85
193#define MATROSKA_ID_CHAPLANG            0x437C
194#define MATROSKA_ID_EDITIONUID          0x45BC
195#define MATROSKA_ID_EDITIONFLAGHIDDEN   0x45BD
196#define MATROSKA_ID_EDITIONFLAGDEFAULT  0x45DB
197#define MATROSKA_ID_EDITIONFLAGORDERED  0x45DD
198#define MATROSKA_ID_CHAPTERUID          0x73C4
199#define MATROSKA_ID_CHAPTERFLAGHIDDEN   0x98
200#define MATROSKA_ID_CHAPTERFLAGENABLED  0x4598
201#define MATROSKA_ID_CHAPTERPHYSEQUIV    0x63C3
202
203typedef enum {
204  MATROSKA_TRACK_TYPE_NONE     = 0x0,
205  MATROSKA_TRACK_TYPE_VIDEO    = 0x1,
206  MATROSKA_TRACK_TYPE_AUDIO    = 0x2,
207  MATROSKA_TRACK_TYPE_COMPLEX  = 0x3,
208  MATROSKA_TRACK_TYPE_LOGO     = 0x10,
209  MATROSKA_TRACK_TYPE_SUBTITLE = 0x11,
210  MATROSKA_TRACK_TYPE_CONTROL  = 0x20,
211} MatroskaTrackType;
212
213typedef enum {
214  MATROSKA_TRACK_ENCODING_COMP_ZLIB        = 0,
215  MATROSKA_TRACK_ENCODING_COMP_BZLIB       = 1,
216  MATROSKA_TRACK_ENCODING_COMP_LZO         = 2,
217  MATROSKA_TRACK_ENCODING_COMP_HEADERSTRIP = 3,
218} MatroskaTrackEncodingCompAlgo;
219
220/*
221 * Matroska Codec IDs, strings
222 */
223
224typedef struct CodecTags{
225    char str[20];
226    enum CodecID id;
227}CodecTags;
228
229typedef struct CodecMime{
230    char str[32];
231    enum CodecID id;
232}CodecMime;
233
234/* max. depth in the EBML tree structure */
235#define EBML_MAX_DEPTH 16
236
237extern const CodecTags ff_mkv_codec_tags[];
238extern const CodecMime ff_mkv_mime_tags[];
239extern const AVMetadataConv ff_mkv_metadata_conv[];
240
241#endif /* AVFORMAT_MATROSKA_H */
242