#include "libavutil/avassert.h"
#include "libavutil/bswap.h"
#include "libavutil/crc.h"
#include "libavutil/dict.h"
#include "libavutil/intreadwrite.h"
#include "libavutil/mathematics.h"
#include "libavutil/opt.h"
#include "libavcodec/internal.h"
#include "avformat.h"
#include "internal.h"
#include "mpegts.h"

Data Structures
struct	MpegTSSection

struct	MpegTSService

struct	MpegTSWrite

struct	MpegTSWriteStream

Macros
#define	PCR_TIME_BASE 27000000

#define	MPEGTS_FLAG_REEMIT_PAT_PMT 0x01

#define	MPEGTS_FLAG_AAC_LATM 0x02

#define	DEFAULT_PES_HEADER_FREQ 16

#define	DEFAULT_PES_PAYLOAD_SIZE ((DEFAULT_PES_HEADER_FREQ - 1) * 184 + 170)

#define	SECTION_LENGTH 1020

#define	DEFAULT_PROVIDER_NAME "FFmpeg"

#define	DEFAULT_SERVICE_NAME "Service01"

#define	SDT_RETRANS_TIME 500

#define	PAT_RETRANS_TIME 100

#define	PCR_RETRANS_TIME 20

Functions
static void	mpegts_write_section (MpegTSSection s, uint8_t buf, int len)

static void	put16 (uint8_t **q_ptr, int val)

static int	mpegts_write_section1 (MpegTSSection s, int tid, int id, int version, int sec_num, int last_sec_num, uint8_t buf, int len)

static void	mpegts_write_pat (AVFormatContext *s)

static int	mpegts_write_pmt (AVFormatContext s, MpegTSService service)

static void	putstr8 (uint8_t *q_ptr, const char str)

static void	mpegts_write_sdt (AVFormatContext *s)

static MpegTSService *	mpegts_add_service (MpegTSWrite ts, int sid, const char provider_name, const char *name)

static int64_t	get_pcr (const MpegTSWrite ts, AVIOContext pb)

static void	mpegts_prefix_m2ts_header (AVFormatContext *s)

static void	section_write_packet (MpegTSSection s, const uint8_t packet)

static int	mpegts_write_header (AVFormatContext *s)

static void	retransmit_si_info (AVFormatContext *s, int force_pat)

static int	write_pcr_bits (uint8_t *buf, int64_t pcr)

static void	mpegts_insert_null_packet (AVFormatContext *s)

static void	mpegts_insert_pcr_only (AVFormatContext s, AVStream st)

static void	write_pts (uint8_t *q, int fourbits, int64_t pts)

static void	set_af_flag (uint8_t *pkt, int flag)

static void	extend_af (uint8_t *pkt, int size)

static uint8_t *	get_ts_payload_start (uint8_t *pkt)

static void	mpegts_write_pes (AVFormatContext s, AVStream st, const uint8_t *payload, int payload_size, int64_t pts, int64_t dts, int key)

int	ff_check_h264_startcode (AVFormatContext s, const AVStream st, const AVPacket *pkt)
	Check presence of H264 startcode.

static int	check_hevc_startcode (AVFormatContext s, const AVStream st, const AVPacket *pkt)

static int	mpegts_write_packet_internal (AVFormatContext s, AVPacket pkt)

static void	mpegts_write_flush (AVFormatContext *s)

static int	mpegts_write_packet (AVFormatContext s, AVPacket pkt)

static int	mpegts_write_end (AVFormatContext *s)

Variables
static const AVOption	options []

static const AVClass	mpegts_muxer_class

AVOutputFormat	ff_mpegts_muxer

Macro Definition Documentation

#define PCR_TIME_BASE 27000000

Definition at line 36 of file mpegtsenc.c.

Referenced by get_pcr(), and mpegts_write_header().

#define MPEGTS_FLAG_REEMIT_PAT_PMT 0x01

Definition at line 87 of file mpegtsenc.c.

Referenced by mpegts_write_packet_internal().

#define MPEGTS_FLAG_AAC_LATM 0x02

Definition at line 88 of file mpegtsenc.c.

Referenced by mpegts_write_header(), and mpegts_write_pmt().

#define DEFAULT_PES_HEADER_FREQ 16

Definition at line 97 of file mpegtsenc.c.

#define DEFAULT_PES_PAYLOAD_SIZE ((DEFAULT_PES_HEADER_FREQ - 1) * 184 + 170)

Definition at line 98 of file mpegtsenc.c.

#define SECTION_LENGTH 1020

Definition at line 102 of file mpegtsenc.c.

Referenced by mpegts_write_pat(), mpegts_write_pmt(), and mpegts_write_sdt().

#define DEFAULT_PROVIDER_NAME "FFmpeg"

Definition at line 192 of file mpegtsenc.c.

Referenced by mpegts_write_header().

#define DEFAULT_SERVICE_NAME "Service01"

Definition at line 193 of file mpegtsenc.c.

Referenced by mpegts_write_header().

#define SDT_RETRANS_TIME 500

Definition at line 196 of file mpegtsenc.c.

Referenced by mpegts_write_header().

#define PAT_RETRANS_TIME 100

Definition at line 197 of file mpegtsenc.c.

Referenced by mpegts_write_header().

#define PCR_RETRANS_TIME 20

Definition at line 198 of file mpegtsenc.c.

Function Documentation

static void mpegts_write_section	(	MpegTSSection *	s,
		uint8_t *	buf,
		int	len
	)

static

Definition at line 105 of file mpegtsenc.c.

Referenced by mpegts_write_section1().

static void put16	(	uint8_t **	q_ptr,
		int	val
	)

inlinestatic

Definition at line 153 of file mpegtsenc.c.

Referenced by mpegts_write_pat(), mpegts_write_pmt(), mpegts_write_sdt(), and mpegts_write_section1().

static int mpegts_write_section1	(	MpegTSSection *	s,
		int	tid,
		int	id,
		int	version,
		int	sec_num,
		int	last_sec_num,
		uint8_t *	buf,
		int	len
	)

static

Definition at line 162 of file mpegtsenc.c.

Referenced by mpegts_write_pat(), mpegts_write_pmt(), and mpegts_write_sdt().

static void mpegts_write_pat ( AVFormatContext * s )

static

Definition at line 215 of file mpegtsenc.c.

Referenced by retransmit_si_info().

static int mpegts_write_pmt	(	AVFormatContext *	s,
		MpegTSService *	service
	)

static

Definition at line 232 of file mpegtsenc.c.

Referenced by retransmit_si_info().

static void putstr8	(	uint8_t **	q_ptr,
		const char *	str
	)

static

Definition at line 485 of file mpegtsenc.c.

Referenced by mpegts_write_sdt().

static void mpegts_write_sdt ( AVFormatContext * s )

static

Definition at line 501 of file mpegtsenc.c.

Referenced by retransmit_si_info().

static MpegTSService* mpegts_add_service	(	MpegTSWrite *	ts,
		int	sid,
		const char *	provider_name,
		const char *	name
	)

static

Definition at line 539 of file mpegtsenc.c.

Referenced by mpegts_write_header().

static int64_t get_pcr	(	const MpegTSWrite *	ts,
		AVIOContext *	pb
	)

static

Definition at line 566 of file mpegtsenc.c.

Referenced by mpegts_insert_pcr_only(), mpegts_prefix_m2ts_header(), and mpegts_write_pes().

static void mpegts_prefix_m2ts_header ( AVFormatContext * s )

static

Definition at line 572 of file mpegtsenc.c.

Referenced by mpegts_insert_null_packet(), mpegts_insert_pcr_only(), mpegts_write_pes(), and section_write_packet().

static void section_write_packet	(	MpegTSSection *	s,
		const uint8_t *	packet
	)

static

Definition at line 584 of file mpegtsenc.c.

Referenced by mpegts_write_header().

static int mpegts_write_header ( AVFormatContext * s )

static

Definition at line 591 of file mpegtsenc.c.

static void retransmit_si_info	(	AVFormatContext *	s,
		int	force_pat
	)

static

Definition at line 824 of file mpegtsenc.c.

Referenced by mpegts_write_pes().

static int write_pcr_bits	(	uint8_t *	buf,
		int64_t	pcr
	)

static

Definition at line 841 of file mpegtsenc.c.

Referenced by mpegts_insert_pcr_only(), and mpegts_write_pes().

static void mpegts_insert_null_packet ( AVFormatContext * s )

static

Definition at line 856 of file mpegtsenc.c.

Referenced by mpegts_write_pes().

static void mpegts_insert_pcr_only	(	AVFormatContext *	s,
		AVStream *	st
	)

static

Definition at line 872 of file mpegtsenc.c.

Referenced by mpegts_write_pes().

static void write_pts	(	uint8_t *	q,
		int	fourbits,
		int64_t	pts
	)

static

Definition at line 897 of file mpegtsenc.c.

Referenced by mpegts_write_pes().

static void set_af_flag	(	uint8_t *	pkt,
		int	flag
	)

static

Definition at line 912 of file mpegtsenc.c.

Referenced by mpegts_write_pes().

static void extend_af	(	uint8_t *	pkt,
		int	size
	)

static

Definition at line 928 of file mpegtsenc.c.

Referenced by mpegts_write_pes().

static uint8_t* get_ts_payload_start ( uint8_t * pkt )

static

Definition at line 936 of file mpegtsenc.c.

Referenced by mpegts_write_pes().

static void mpegts_write_pes	(	AVFormatContext *	s,
		AVStream *	st,
		const uint8_t *	payload,
		int	payload_size,
		int64_t	pts,
		int64_t	dts,
		int	key
	)

static

Definition at line 948 of file mpegtsenc.c.

Referenced by mpegts_write_flush(), and mpegts_write_packet_internal().

int ff_check_h264_startcode	(	AVFormatContext *	s,
		const AVStream *	st,
		const AVPacket *	pkt
	)

Check presence of H264 startcode.

Returns: <0 to stop processing

Definition at line 1192 of file mpegtsenc.c.

Referenced by avi_write_packet(), mpegts_write_packet_internal(), and write_packet().

static int check_hevc_startcode	(	AVFormatContext *	s,
		const AVStream *	st,
		const AVPacket *	pkt
	)

static

Definition at line 1208 of file mpegtsenc.c.

Referenced by mpegts_write_packet_internal().

static int mpegts_write_packet_internal	(	AVFormatContext *	s,
		AVPacket *	pkt
	)

static

Definition at line 1222 of file mpegtsenc.c.

Referenced by mpegts_write_packet().

static void mpegts_write_flush ( AVFormatContext * s )

static

Definition at line 1370 of file mpegtsenc.c.

Referenced by mpegts_write_end(), and mpegts_write_packet().

static int mpegts_write_packet	(	AVFormatContext *	s,
		AVPacket *	pkt
	)

static

Definition at line 1387 of file mpegtsenc.c.

static int mpegts_write_end ( AVFormatContext * s )

static

Definition at line 1397 of file mpegtsenc.c.

Variable Documentation

const AVOption options[]

static

Definition at line 1426 of file mpegtsenc.c.

const AVClass mpegts_muxer_class

static

Initial value:

= {
    .class_name = "MPEGTS muxer",
    .item_name  = av_default_item_name,
    .option     = options,
    .version    = LIBAVUTIL_VERSION_INT,
}

Definition at line 1479 of file mpegtsenc.c.

AVOutputFormat ff_mpegts_muxer

Initial value:

= {
    .name           = "mpegts",
    .long_name      = NULL_IF_CONFIG_SMALL("MPEG-TS (MPEG-2 Transport Stream)"),
    .mime_type      = "video/MP2T",
    .extensions     = "ts,m2t,m2ts,mts",
    .priv_data_size = sizeof(MpegTSWrite),
    .audio_codec    = AV_CODEC_ID_MP2,
    .video_codec    = AV_CODEC_ID_MPEG2VIDEO,
    .write_header   = mpegts_write_header,
    .write_packet   = mpegts_write_packet,
    .write_trailer  = mpegts_write_end,
    .flags          = AVFMT_ALLOW_FLUSH,
    .priv_class     = &mpegts_muxer_class,
}

Definition at line 1486 of file mpegtsenc.c.

Data Structures

Macros

Functions

Variables

Macro Definition Documentation

Function Documentation

Variable Documentation