libavformat/flvdec.c File Reference

#include "libavutil/avstring.h"
#include "libavutil/dict.h"
#include "libavutil/intfloat.h"
#include "libavutil/mathematics.h"
#include "libavcodec/bytestream.h"
#include "libavcodec/mpeg4audio.h"
#include "avformat.h"
#include "internal.h"
#include "avio_internal.h"
#include "flv.h"

Go to the source code of this file.

Data Structures
struct	FLVContext
Defines
#define	KEYFRAMES_TAG   "keyframes"
#define	KEYFRAMES_TIMESTAMP_TAG   "times"
#define	KEYFRAMES_BYTEOFFSET_TAG   "filepositions"
Functions
static int	flv_probe (AVProbeData *p)
static void	flv_set_audio_codec (AVFormatContext *s, AVStream *astream, AVCodecContext *acodec, int flv_codecid)
static int	flv_set_video_codec (AVFormatContext *s, AVStream *vstream, int flv_codecid)
static int	amf_get_string (AVIOContext *ioc, char *buffer, int buffsize)
static int	parse_keyframes_index (AVFormatContext *s, AVIOContext *ioc, AVStream *vstream, int64_t max_pos)
static int	amf_parse_object (AVFormatContext *s, AVStream *astream, AVStream *vstream, const char *key, int64_t max_pos, int depth)
static int	flv_read_metabody (AVFormatContext *s, int64_t next_pos)
static AVStream *	create_stream (AVFormatContext *s, int is_audio)
static int	flv_read_header (AVFormatContext *s, AVFormatParameters *ap)
static int	flv_read_close (AVFormatContext *s)
static int	flv_get_extradata (AVFormatContext *s, AVStream *st, int size)
static int	flv_queue_extradata (FLVContext *flv, AVIOContext *pb, int stream, int size)
static int	flv_read_packet (AVFormatContext *s, AVPacket *pkt)
static int	flv_read_seek (AVFormatContext *s, int stream_index, int64_t ts, int flags)
Variables
AVInputFormat	ff_flv_demuxer

---

Define Documentation

#define KEYFRAMES_BYTEOFFSET_TAG   "filepositions"

Definition at line 40 of file flvdec.c.

Referenced by parse_keyframes_index().

#define KEYFRAMES_TAG   "keyframes"

Definition at line 38 of file flvdec.c.

Referenced by amf_parse_object().

#define KEYFRAMES_TIMESTAMP_TAG   "times"

Definition at line 39 of file flvdec.c.

Referenced by parse_keyframes_index().

---

Function Documentation

static int amf_get_string	(	AVIOContext *	ioc,
		char *	buffer,
		int	buffsize
	)			[static]

Definition at line 125 of file flvdec.c.

Referenced by amf_parse_object(), flv_read_metabody(), and parse_keyframes_index().

static int amf_parse_object	(	AVFormatContext *	s,
		AVStream *	astream,
		AVStream *	vstream,
		const char *	key,
		int64_t	max_pos,
		int	depth
	)			[static]

Definition at line 222 of file flvdec.c.

Referenced by flv_read_metabody().

static AVStream* create_stream	(	AVFormatContext *	s,
		int	is_audio
	)			[static]

Definition at line 361 of file flvdec.c.

Referenced by flv_read_header(), and flv_read_packet().

static int flv_get_extradata	(	AVFormatContext *	s,
		AVStream *	st,
		int	size
	)			[static]

Definition at line 415 of file flvdec.c.

Referenced by flv_read_packet().

static int flv_probe

(

AVProbeData *

p

)

[static]

Definition at line 50 of file flvdec.c.

static int flv_queue_extradata	(	FLVContext *	flv,
		AVIOContext *	pb,
		int	stream,
		int	size
	)			[static]

Definition at line 426 of file flvdec.c.

Referenced by flv_read_packet().

static int flv_read_close

(

AVFormatContext *

s

)

[static]

Definition at line 407 of file flvdec.c.

static int flv_read_header	(	AVFormatContext *	s,
		AVFormatParameters *	ap
	)			[static]

Definition at line 371 of file flvdec.c.

static int flv_read_metabody	(	AVFormatContext *	s,
		int64_t	next_pos
	)			[static]

Definition at line 331 of file flvdec.c.

Referenced by flv_read_packet().

static int flv_read_packet	(	AVFormatContext *	s,
		AVPacket *	pkt
	)			[static]

Definition at line 438 of file flvdec.c.

static int flv_read_seek	(	AVFormatContext *	s,
		int	stream_index,
		int64_t	ts,
		int	flags
	)			[static]

Definition at line 634 of file flvdec.c.

static void flv_set_audio_codec	(	AVFormatContext *	s,
		AVStream *	astream,
		AVCodecContext *	acodec,
		int	flv_codecid
	)			[static]

Definition at line 61 of file flvdec.c.

Referenced by flv_read_packet().

static int flv_set_video_codec	(	AVFormatContext *	s,
		AVStream *	vstream,
		int	flv_codecid
	)			[static]

Definition at line 98 of file flvdec.c.

Referenced by flv_read_packet().

static int parse_keyframes_index	(	AVFormatContext *	s,
		AVIOContext *	ioc,
		AVStream *	vstream,
		int64_t	max_pos
	)			[static]

Definition at line 139 of file flvdec.c.

Referenced by amf_parse_object().

---

Variable Documentation

AVInputFormat ff_flv_demuxer

Initial value:

 {
    .name           = "flv",
    .long_name      = NULL_IF_CONFIG_SMALL("FLV format"),
    .priv_data_size = sizeof(FLVContext),
    .read_probe     = flv_probe,
    .read_header    = flv_read_header,
    .read_packet    = flv_read_packet,
    .read_seek = flv_read_seek,



    .read_close = flv_read_close,
    .extensions = "flv",
    .value = CODEC_ID_FLV1,
}

Definition at line 667 of file flvdec.c.