avcodec.c File Reference

libavcodec API use example. More...

#include <math.h>
#include <libavutil/opt.h>
#include <libavcodec/avcodec.h>
#include <libavutil/channel_layout.h>
#include <libavutil/common.h>
#include <libavutil/imgutils.h>
#include <libavutil/mathematics.h>
#include <libavutil/samplefmt.h>

Go to the source code of this file.

Macros
#define	INBUF_SIZE   4096
#define	AUDIO_INBUF_SIZE   20480
#define	AUDIO_REFILL_THRESH   4096

Functions
static int	check_sample_fmt (AVCodec *codec, enum AVSampleFormat sample_fmt)
static int	select_sample_rate (AVCodec *codec)
static int	select_channel_layout (AVCodec *codec)
static void	audio_encode_example (const char *filename)
static void	audio_decode_example (const char *outfilename, const char *filename)
static void	video_encode_example (const char *filename, int codec_id)
static void	pgm_save (unsigned char *buf, int wrap, int xsize, int ysize, char *filename)
static int	decode_write_frame (const char *outfilename, AVCodecContext *avctx, AVFrame *frame, int *frame_count, AVPacket *pkt, int last)
static void	video_decode_example (const char *outfilename, const char *filename)
int	main (int argc, char **argv)

Detailed Description

libavcodec API use example.

Definition in file avcodec.c.

Macro Definition Documentation

#define INBUF_SIZE   4096

Examples:

avcodec.c.

Definition at line 43 of file avcodec.c.

Referenced by video_decode_example().

#define AUDIO_INBUF_SIZE   20480

Examples:

avcodec.c.

Definition at line 44 of file avcodec.c.

Referenced by audio_decode_example().

#define AUDIO_REFILL_THRESH   4096

Examples:

avcodec.c.

Definition at line 45 of file avcodec.c.

Referenced by audio_decode_example().

Function Documentation

static int check_sample_fmt ( AVCodec *  codec, enum AVSampleFormat  sample_fmt  )

static

Examples:

avcodec.c.

Definition at line 48 of file avcodec.c.

Referenced by audio_encode_example().

static int select_sample_rate ( AVCodec *  codec )

static

Examples:

avcodec.c.

Definition at line 61 of file avcodec.c.

Referenced by audio_encode_example().

static int select_channel_layout ( AVCodec *  codec )

static

Examples:

avcodec.c.

Definition at line 78 of file avcodec.c.

Referenced by audio_encode_example().

static void audio_encode_example ( const char *  filename )

static

Examples:

avcodec.c.

Definition at line 103 of file avcodec.c.

Referenced by main().

static void audio_decode_example ( const char *  outfilename, const char *  filename  )

static

Examples:

avcodec.c.

Definition at line 242 of file avcodec.c.

Referenced by main().

static void video_encode_example ( const char *  filename, int  codec_id  )

static

Examples:

avcodec.c.

Definition at line 346 of file avcodec.c.

Referenced by main().

static void pgm_save ( unsigned char *  buf, int  wrap, int  xsize, int  ysize, char *  filename  )

static

Examples:

avcodec.c.

Definition at line 486 of file avcodec.c.

Referenced by decode_write_frame().

static int decode_write_frame ( const char *  outfilename, AVCodecContext *  avctx, AVFrame *  frame, int *  frame_count, AVPacket *  pkt, int  last  )

static

Examples:

avcodec.c.

Definition at line 499 of file avcodec.c.

Referenced by video_decode_example().

static void video_decode_example ( const char *  outfilename, const char *  filename  )

static

Examples:

avcodec.c.

Definition at line 527 of file avcodec.c.

Referenced by main().

int main	(	int	argc,
		char **	argv
	)

Definition at line 624 of file avcodec.c.