94c703d464751de5b0174baab9c7489d39c70d58
[libav.git] / libavformat / mpeg.h
1 /*
2 * MPEG1/2 muxer and demuxer common defines
3 * Copyright (c) 2000, 2001, 2002 Fabrice Bellard.
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_MPEG_H
23 #define AVFORMAT_MPEG_H
24
25 #define PACK_START_CODE ((unsigned int)0x000001ba)
26 #define SYSTEM_HEADER_START_CODE ((unsigned int)0x000001bb)
27 #define SEQUENCE_END_CODE ((unsigned int)0x000001b7)
28 #define PACKET_START_CODE_MASK ((unsigned int)0xffffff00)
29 #define PACKET_START_CODE_PREFIX ((unsigned int)0x00000100)
30 #define ISO_11172_END_CODE ((unsigned int)0x000001b9)
31
32 /* mpeg2 */
33 #define PROGRAM_STREAM_MAP 0x1bc
34 #define PRIVATE_STREAM_1 0x1bd
35 #define PADDING_STREAM 0x1be
36 #define PRIVATE_STREAM_2 0x1bf
37
38 #define AUDIO_ID 0xc0
39 #define VIDEO_ID 0xe0
40 #define AC3_ID 0x80
41 #define DTS_ID 0x8a
42 #define LPCM_ID 0xa0
43 #define SUB_ID 0x20
44
45 #define STREAM_TYPE_VIDEO_MPEG1 0x01
46 #define STREAM_TYPE_VIDEO_MPEG2 0x02
47 #define STREAM_TYPE_AUDIO_MPEG1 0x03
48 #define STREAM_TYPE_AUDIO_MPEG2 0x04
49 #define STREAM_TYPE_PRIVATE_SECTION 0x05
50 #define STREAM_TYPE_PRIVATE_DATA 0x06
51 #define STREAM_TYPE_AUDIO_AAC 0x0f
52 #define STREAM_TYPE_VIDEO_MPEG4 0x10
53 #define STREAM_TYPE_VIDEO_H264 0x1b
54
55 #define STREAM_TYPE_AUDIO_AC3 0x81
56 #define STREAM_TYPE_AUDIO_DTS 0x8a
57
58 static const int lpcm_freq_tab[4] = { 48000, 96000, 44100, 32000 };
59
60 #endif /* AVFORMAT_MPEG_H */