mpegts.h.svn-base

mediastreamer2是开源的网络传输媒体流的库

/*
 * MPEG2 transport stream defines
 * Copyright (c) 2003 Fabrice Bellard.
 *
 * 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 FFMPEG_MPEGTS_H
#define FFMPEG_MPEGTS_H

#include "avformat.h"

#define TS_FEC_PACKET_SIZE 204
#define TS_DVHS_PACKET_SIZE 192
#define TS_PACKET_SIZE 188
#define NB_PID_MAX 8192
#define MAX_SECTION_SIZE 4096

/* pids */
#define PAT_PID                 0x0000
#define SDT_PID                 0x0011

/* table ids */
#define PAT_TID   0x00
#define PMT_TID   0x02
#define SDT_TID   0x42

/* descriptor ids */
#define DVB_SUBT_DESCID             0x59

#define STREAM_TYPE_VIDEO_MPEG1     0x01
#define STREAM_TYPE_VIDEO_MPEG2     0x02
#define STREAM_TYPE_AUDIO_MPEG1     0x03
#define STREAM_TYPE_AUDIO_MPEG2     0x04
#define STREAM_TYPE_PRIVATE_SECTION 0x05
#define STREAM_TYPE_PRIVATE_DATA    0x06
#define STREAM_TYPE_AUDIO_AAC       0x0f
#define STREAM_TYPE_VIDEO_MPEG4     0x10
#define STREAM_TYPE_VIDEO_H264      0x1b
#define STREAM_TYPE_VIDEO_VC1       0xea

#define STREAM_TYPE_AUDIO_AC3       0x81
#define STREAM_TYPE_AUDIO_DTS       0x8a

#define STREAM_TYPE_SUBTITLE_DVB    0x100

typedef struct MpegTSContext MpegTSContext;

MpegTSContext *mpegts_parse_open(AVFormatContext *s);
int mpegts_parse_packet(MpegTSContext *ts, AVPacket *pkt,
                        const uint8_t *buf, int len);
void mpegts_parse_close(MpegTSContext *ts);

#endif /* FFMPEG_MPEGTS_H */