#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 "libavutil/avassert.h"
#include "libavcodec/internal.h"
#include "avformat.h"
#include "internal.h"
#include "mpegts.h"

Include dependency graph for mpegtsenc.c:

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	DEFAULT_PROVIDER_NAME "FFmpeg"

#define	DEFAULT_SERVICE_NAME "Service01"

#define	SDT_RETRANS_TIME 500

#define	PAT_RETRANS_TIME 100

#define	PCR_RETRANS_TIME 20

Typedefs
typedef struct MpegTSSection	MpegTSSection

typedef struct MpegTSService	MpegTSService

typedef struct MpegTSWrite	MpegTSWrite

typedef struct MpegTSWriteStream	MpegTSWriteStream

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 void	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)

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 DEFAULT_PES_HEADER_FREQ 16

Definition at line 91 of file mpegtsenc.c.

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

Definition at line 92 of file mpegtsenc.c.

#define DEFAULT_PROVIDER_NAME "FFmpeg"

Definition at line 220 of file mpegtsenc.c.

Referenced by mpegts_write_header().

#define DEFAULT_SERVICE_NAME "Service01"

Definition at line 221 of file mpegtsenc.c.

Referenced by mpegts_write_header().

#define MPEGTS_FLAG_AAC_LATM 0x02

Definition at line 85 of file mpegtsenc.c.

Referenced by mpegts_write_header(), and mpegts_write_pmt().

#define MPEGTS_FLAG_REEMIT_PAT_PMT 0x01

Definition at line 84 of file mpegtsenc.c.

Referenced by mpegts_write_packet_internal().

#define PAT_RETRANS_TIME 100

Definition at line 225 of file mpegtsenc.c.

Referenced by mpegts_write_header().

#define PCR_RETRANS_TIME 20

Definition at line 226 of file mpegtsenc.c.

Referenced by mpegts_write_header().

#define PCR_TIME_BASE 27000000

Definition at line 34 of file mpegtsenc.c.

Referenced by get_pcr(), and mpegts_write_header().

#define SDT_RETRANS_TIME 500

Definition at line 224 of file mpegtsenc.c.

Referenced by mpegts_write_header().

Typedef Documentation

typedef struct MpegTSSection MpegTSSection

typedef struct MpegTSService MpegTSService

typedef struct MpegTSWrite MpegTSWrite

typedef struct MpegTSWriteStream MpegTSWriteStream

Function Documentation

static void extend_af	(	uint8_t *	pkt,
		int	size
	)

static

Definition at line 820 of file mpegtsenc.c.

Referenced by mpegts_write_pes().

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

static

Definition at line 484 of file mpegtsenc.c.

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

static uint8_t* get_ts_payload_start ( uint8_t * pkt )

static

Definition at line 828 of file mpegtsenc.c.

Referenced by mpegts_write_pes().

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

static

Definition at line 465 of file mpegtsenc.c.

Referenced by mpegts_write_header().

static void mpegts_insert_null_packet ( AVFormatContext * s )

static

Definition at line 748 of file mpegtsenc.c.

Referenced by mpegts_write_pes().

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

static

Definition at line 764 of file mpegtsenc.c.

Referenced by mpegts_write_pes().

static void mpegts_prefix_m2ts_header ( AVFormatContext * s )

static

Definition at line 490 of file mpegtsenc.c.

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

static int mpegts_write_end ( AVFormatContext * s )

static

Definition at line 1230 of file mpegtsenc.c.

static void mpegts_write_flush ( AVFormatContext * s )

static

Definition at line 1202 of file mpegtsenc.c.

Referenced by mpegts_write_end(), and mpegts_write_packet().

static int mpegts_write_header ( AVFormatContext * s )

static

Definition at line 509 of file mpegtsenc.c.

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

static

Definition at line 1220 of file mpegtsenc.c.

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

static

Definition at line 1057 of file mpegtsenc.c.

Referenced by mpegts_write_packet().

static void mpegts_write_pat ( AVFormatContext * s )

static

Definition at line 242 of file mpegtsenc.c.

Referenced by retransmit_si_info().

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 841 of file mpegtsenc.c.

Referenced by mpegts_write_flush(), and mpegts_write_packet_internal().

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

static

Definition at line 259 of file mpegtsenc.c.

Referenced by retransmit_si_info().

static void mpegts_write_sdt ( AVFormatContext * s )

static

Definition at line 427 of file mpegtsenc.c.

Referenced by retransmit_si_info().

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

static

Definition at line 135 of file mpegtsenc.c.

Referenced by 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 190 of file mpegtsenc.c.

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

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

inlinestatic

Definition at line 181 of file mpegtsenc.c.

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

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

static

Definition at line 411 of file mpegtsenc.c.

Referenced by mpegts_write_sdt().

static void retransmit_si_info	(	AVFormatContext *	s,
		int	force_pat
	)

static

Definition at line 715 of file mpegtsenc.c.

Referenced by mpegts_write_pes().

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

static

Definition at line 502 of file mpegtsenc.c.

Referenced by mpegts_write_header().

static void set_af_flag	(	uint8_t *	pkt,
		int	flag
	)

static

Definition at line 804 of file mpegtsenc.c.

Referenced by mpegts_write_pes().

static int write_pcr_bits	(	uint8_t *	buf,
		int64_t	pcr
	)

static

Definition at line 733 of file mpegtsenc.c.

Referenced by mpegts_insert_pcr_only(), and mpegts_write_pes().

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

static

Definition at line 789 of file mpegtsenc.c.

Referenced by mpegts_write_pes().

Variable Documentation

AVOutputFormat ff_mpegts_muxer

Initial value:

= {
    .name              = "mpegts",
    .long_name         = NULL_IF_CONFIG_SMALL("MPEG-TS (MPEG-2 Transport Stream)"),
    .mime_type         = "video/x-mpegts",
    .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 1259 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 127 of file mpegtsenc.c.

const AVOption options[]

static

Definition at line 94 of file mpegtsenc.c.

Paris Hackday Code

Data Structures

Macros

Typedefs

Functions

Variables

Macro Definition Documentation

Typedef Documentation

Function Documentation

Variable Documentation