mirror of
https://git.ffmpeg.org/ffmpeg.git
synced 2024-12-19 14:00:43 +00:00
31b7ab9f06
Signed-off-by: James Almer <jamrial@gmail.com> Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
116 lines
3.5 KiB
C
116 lines
3.5 KiB
C
/*
|
|
* 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 AVFORMAT_MPEGTS_H
|
|
#define AVFORMAT_MPEGTS_H
|
|
|
|
#include "avformat.h"
|
|
|
|
#define TS_FEC_PACKET_SIZE 204
|
|
#define TS_DVHS_PACKET_SIZE 192
|
|
#define TS_PACKET_SIZE 188
|
|
#define TS_MAX_PACKET_SIZE 204
|
|
|
|
#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 M4OD_TID 0x05
|
|
#define SDT_TID 0x42
|
|
|
|
#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_AUDIO_AAC_LATM 0x11
|
|
#define STREAM_TYPE_VIDEO_MPEG4 0x10
|
|
#define STREAM_TYPE_VIDEO_H264 0x1b
|
|
#define STREAM_TYPE_VIDEO_HEVC 0x24
|
|
#define STREAM_TYPE_VIDEO_CAVS 0x42
|
|
#define STREAM_TYPE_VIDEO_VC1 0xea
|
|
#define STREAM_TYPE_VIDEO_DIRAC 0xd1
|
|
|
|
#define STREAM_TYPE_AUDIO_AC3 0x81
|
|
#define STREAM_TYPE_AUDIO_DTS 0x82
|
|
#define STREAM_TYPE_AUDIO_TRUEHD 0x83
|
|
|
|
typedef struct MpegTSContext MpegTSContext;
|
|
|
|
MpegTSContext *avpriv_mpegts_parse_open(AVFormatContext *s);
|
|
int avpriv_mpegts_parse_packet(MpegTSContext *ts, AVPacket *pkt,
|
|
const uint8_t *buf, int len);
|
|
void avpriv_mpegts_parse_close(MpegTSContext *ts);
|
|
|
|
typedef struct SLConfigDescr {
|
|
int use_au_start;
|
|
int use_au_end;
|
|
int use_rand_acc_pt;
|
|
int use_padding;
|
|
int use_timestamps;
|
|
int use_idle;
|
|
int timestamp_res;
|
|
int timestamp_len;
|
|
int ocr_len;
|
|
int au_len;
|
|
int inst_bitrate_len;
|
|
int degr_prior_len;
|
|
int au_seq_num_len;
|
|
int packet_seq_num_len;
|
|
} SLConfigDescr;
|
|
|
|
typedef struct Mp4Descr {
|
|
int es_id;
|
|
int dec_config_descr_len;
|
|
uint8_t *dec_config_descr;
|
|
SLConfigDescr sl;
|
|
} Mp4Descr;
|
|
|
|
/**
|
|
* Parse an MPEG-2 descriptor
|
|
* @param[in] fc Format context (used for logging only)
|
|
* @param st Stream
|
|
* @param stream_type STREAM_TYPE_xxx
|
|
* @param pp Descriptor buffer pointer
|
|
* @param desc_list_end End of buffer
|
|
* @return <0 to stop processing
|
|
*/
|
|
int ff_parse_mpeg2_descriptor(AVFormatContext *fc, AVStream *st, int stream_type,
|
|
const uint8_t **pp, const uint8_t *desc_list_end,
|
|
Mp4Descr *mp4_descr, int mp4_descr_count, int pid,
|
|
MpegTSContext *ts);
|
|
|
|
/**
|
|
* Check presence of H264 startcode
|
|
* @return <0 to stop processing
|
|
*/
|
|
int ff_check_h264_startcode(AVFormatContext *s, const AVStream *st, const AVPacket *pkt);
|
|
|
|
#endif /* AVFORMAT_MPEGTS_H */
|