[deb_ffmpeg.git] / ffmpeg / libavformat / mpegts.h

/*
 * 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 */
Commit	Line	Data
2ba45a60 DM	1	/*
	2	* MPEG2 transport stream defines
	3	* Copyright (c) 2003 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_MPEGTS_H
	23	#define AVFORMAT_MPEGTS_H
	24
	25	#include "avformat.h"
	26
	27	#define TS_FEC_PACKET_SIZE 204
	28	#define TS_DVHS_PACKET_SIZE 192
	29	#define TS_PACKET_SIZE 188
	30	#define TS_MAX_PACKET_SIZE 204
	31
	32	#define NB_PID_MAX 8192
	33	#define MAX_SECTION_SIZE 4096
	34
	35	/* pids */
	36	#define PAT_PID 0x0000
	37	#define SDT_PID 0x0011
	38
	39	/* table ids */
	40	#define PAT_TID 0x00
	41	#define PMT_TID 0x02
	42	#define M4OD_TID 0x05
	43	#define SDT_TID 0x42
	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_AUDIO_AAC_LATM 0x11
	53	#define STREAM_TYPE_VIDEO_MPEG4 0x10
	54	#define STREAM_TYPE_VIDEO_H264 0x1b
	55	#define STREAM_TYPE_VIDEO_HEVC 0x24
	56	#define STREAM_TYPE_VIDEO_CAVS 0x42
	57	#define STREAM_TYPE_VIDEO_VC1 0xea
	58	#define STREAM_TYPE_VIDEO_DIRAC 0xd1
	59
	60	#define STREAM_TYPE_AUDIO_AC3 0x81
	61	#define STREAM_TYPE_AUDIO_DTS 0x82
	62	#define STREAM_TYPE_AUDIO_TRUEHD 0x83
	63
	64	typedef struct MpegTSContext MpegTSContext;
65
66	MpegTSContext avpriv_mpegts_parse_open(AVFormatContext s);
67	int avpriv_mpegts_parse_packet(MpegTSContext ts, AVPacket pkt,
68	const uint8_t *buf, int len);
69	void avpriv_mpegts_parse_close(MpegTSContext *ts);
70
71	typedef struct SLConfigDescr {
72	int use_au_start;
73	int use_au_end;
74	int use_rand_acc_pt;
75	int use_padding;
76	int use_timestamps;
77	int use_idle;
78	int timestamp_res;
79	int timestamp_len;
80	int ocr_len;
81	int au_len;
82	int inst_bitrate_len;
83	int degr_prior_len;
84	int au_seq_num_len;
85	int packet_seq_num_len;
86	} SLConfigDescr;
87
88	typedef struct Mp4Descr {
89	int es_id;
90	int dec_config_descr_len;
91	uint8_t *dec_config_descr;
92	SLConfigDescr sl;
93	} Mp4Descr;
94
95	/**
96	* Parse an MPEG-2 descriptor
97	* @param[in] fc Format context (used for logging only)
98	* @param st Stream
99	* @param stream_type STREAM_TYPE_xxx
100	* @param pp Descriptor buffer pointer
101	* @param desc_list_end End of buffer
102	* @return <0 to stop processing
103	*/
104	int ff_parse_mpeg2_descriptor(AVFormatContext fc, AVStream st, int stream_type,
105	const uint8_t *pp, const uint8_t desc_list_end,
106	Mp4Descr *mp4_descr, int mp4_descr_count, int pid,
107	MpegTSContext *ts);
108
109	/**
110	* Check presence of H264 startcode
111	* @return <0 to stop processing
112	*/
113	int ff_check_h264_startcode(AVFormatContext s, const AVStream st, const AVPacket *pkt);
114
115	#endif /* AVFORMAT_MPEGTS_H */