libavformat/mpegenc.c File Reference

#include "libavutil/fifo.h"
#include "libavutil/log.h"
#include "libavutil/mathematics.h"
#include "libavutil/opt.h"
#include "libavcodec/put_bits.h"
#include "avformat.h"
#include "internal.h"
#include "mpeg.h"
#include <assert.h>

Go to the source code of this file.

Data Structures
struct	PacketDesc
struct	StreamInfo
struct	MpegMuxContext
Defines
#define	MAX_PAYLOAD_SIZE   4096
#define	OFFSET(x)   offsetof(MpegMuxContext, x)
#define	E   AV_OPT_FLAG_ENCODING_PARAM
#define	MPEGENC_CLASS(flavor)
Functions
static int	put_pack_header (AVFormatContext *ctx, uint8_t *buf, int64_t timestamp)
static int	put_system_header (AVFormatContext *ctx, uint8_t *buf, int only_for_stream_id)
static int	get_system_header_size (AVFormatContext *ctx)
static int	mpeg_mux_init (AVFormatContext *ctx)
static void	put_timestamp (AVIOContext *pb, int id, int64_t timestamp)
static int	get_vcd_padding_size (AVFormatContext *ctx, int64_t pts)
static void	put_padding_packet (AVFormatContext *ctx, AVIOContext *pb, int packet_bytes)
static int	get_nb_frames (AVFormatContext *ctx, StreamInfo *stream, int len)
static int	flush_packet (AVFormatContext *ctx, int stream_index, int64_t pts, int64_t dts, int64_t scr, int trailer_size)
static void	put_vcd_padding_sector (AVFormatContext *ctx)
static int	remove_decoded_packets (AVFormatContext *ctx, int64_t scr)
static int	output_packet (AVFormatContext *ctx, int flush)
static int	mpeg_mux_write_packet (AVFormatContext *ctx, AVPacket *pkt)
static int	mpeg_mux_end (AVFormatContext *ctx)
Variables
AVOutputFormat	ff_mpeg1vcd_muxer
AVOutputFormat	ff_mpeg2dvd_muxer
AVOutputFormat	ff_mpeg2svcd_muxer
AVOutputFormat	ff_mpeg2vob_muxer
static const AVOption	options []

---

Define Documentation

#define E   AV_OPT_FLAG_ENCODING_PARAM

Definition at line 1131 of file mpegenc.c.

#define MAX_PAYLOAD_SIZE   4096

Definition at line 31 of file mpegenc.c.

#define MPEGENC_CLASS

(

flavor

)

Value:

static const AVClass flavor ## _class = {\
    .class_name = #flavor " muxer",\
    .item_name  = av_default_item_name,\
    .version    = LIBAVUTIL_VERSION_INT,\
    .option     = options,\
};

Definition at line 1138 of file mpegenc.c.

#define OFFSET

(

x

)

offsetof(MpegMuxContext, x)

Definition at line 1130 of file mpegenc.c.

---

Function Documentation

static int flush_packet	(	AVFormatContext *	ctx,
		int	stream_index,
		int64_t	pts,
		int64_t	dts,
		int64_t	scr,
		int	trailer_size
	)			[static]

Definition at line 562 of file mpegenc.c.

static int get_nb_frames	(	AVFormatContext *	ctx,
		StreamInfo *	stream,
		int	len
	)			[static]

Definition at line 547 of file mpegenc.c.

Referenced by flush_packet().

static int get_system_header_size

(

AVFormatContext *

ctx

)

[static]

Definition at line 273 of file mpegenc.c.

Referenced by mpeg_mux_init().

static int get_vcd_padding_size	(	AVFormatContext *	ctx,
		int64_t	pts
	)			[static]

Definition at line 507 of file mpegenc.c.

Referenced by output_packet().

static int mpeg_mux_end

(

AVFormatContext *

ctx

)

[static]

Definition at line 1101 of file mpegenc.c.

static int mpeg_mux_init

(

AVFormatContext *

ctx

)

[static]

Definition at line 296 of file mpegenc.c.

static int mpeg_mux_write_packet	(	AVFormatContext *	ctx,
		AVPacket *	pkt
	)			[static]

Definition at line 1043 of file mpegenc.c.

static int output_packet	(	AVFormatContext *	ctx,
		int	flush
	)			[static]

Definition at line 922 of file mpegenc.c.

static int put_pack_header	(	AVFormatContext *	ctx,
		uint8_t *	buf,
		int64_t	timestamp
	)			[static]

Definition at line 90 of file mpegenc.c.

Referenced by flush_packet().

static void put_padding_packet	(	AVFormatContext *	ctx,
		AVIOContext *	pb,
		int	packet_bytes
	)			[static]

Definition at line 530 of file mpegenc.c.

Referenced by flush_packet().

static int put_system_header	(	AVFormatContext *	ctx,
		uint8_t *	buf,
		int	only_for_stream_id
	)			[static]

Definition at line 126 of file mpegenc.c.

Referenced by flush_packet().

static void put_timestamp	(	AVIOContext *	pb,
		int	id,
		int64_t	timestamp
	)			[inline, static]

Definition at line 494 of file mpegenc.c.

Referenced by flush_packet().

static void put_vcd_padding_sector

(

AVFormatContext *

ctx

)

[static]

Definition at line 869 of file mpegenc.c.

Referenced by output_packet().

static int remove_decoded_packets	(	AVFormatContext *	ctx,
		int64_t	scr
	)			[static]

Definition at line 894 of file mpegenc.c.

Referenced by output_packet().

---

Variable Documentation

AVOutputFormat ff_mpeg1vcd_muxer

AVOutputFormat ff_mpeg2dvd_muxer

AVOutputFormat ff_mpeg2svcd_muxer

AVOutputFormat ff_mpeg2vob_muxer

const AVOption options[] [static]

Initial value:

 {
    { "muxrate", NULL, OFFSET(user_mux_rate), AV_OPT_TYPE_INT, {.i64 = 0}, 0, INT_MAX, E },
    { "preload", "Initial demux-decode delay in microseconds.", OFFSET(preload),  AV_OPT_TYPE_INT, {.i64 = 500000}, 0, INT_MAX, E},
    { NULL },
}

Definition at line 1132 of file mpegenc.c.