FFmpeg: doc/examples/decoding_encoding.c File Reference

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Macros | Functions

decoding_encoding.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 decoding_encoding.c.

Macro Definition Documentation

#define INBUF_SIZE 4096

Examples:: decoding_encoding.c.

Definition at line 43 of file decoding_encoding.c.

Referenced by video_decode_example().

#define AUDIO_INBUF_SIZE 20480

Examples:: decoding_encoding.c.

Definition at line 44 of file decoding_encoding.c.

Referenced by audio_decode_example().

#define AUDIO_REFILL_THRESH 4096

Examples:: decoding_encoding.c.

Definition at line 45 of file decoding_encoding.c.

Referenced by audio_decode_example().

Function Documentation

static int check_sample_fmt ( AVCodec * codec,

enum AVSampleFormat sample_fmt

)

static

Examples:: decoding_encoding.c.

Definition at line 48 of file decoding_encoding.c.

Referenced by audio_encode_example().

static int select_sample_rate ( AVCodec * codec )

static

Examples:: decoding_encoding.c.

Definition at line 61 of file decoding_encoding.c.

Referenced by audio_encode_example().

static int select_channel_layout ( AVCodec * codec )

static

Examples:: decoding_encoding.c.

Definition at line 78 of file decoding_encoding.c.

Referenced by audio_encode_example().

static void audio_encode_example ( const char * filename )

static

Examples:: decoding_encoding.c.

Definition at line 103 of file decoding_encoding.c.

Referenced by main().

static void audio_decode_example ( const char * outfilename,

const char * filename

)

static

Examples:: decoding_encoding.c.

Definition at line 242 of file decoding_encoding.c.

Referenced by main().

static void video_encode_example ( const char * filename,

int codec_id

)

static

Examples:: decoding_encoding.c.

Definition at line 346 of file decoding_encoding.c.

Referenced by main().

static void pgm_save ( unsigned char * buf,

int wrap,

int xsize,

int ysize,

char * filename

)

static

Examples:: decoding_encoding.c.

Definition at line 492 of file decoding_encoding.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:: decoding_encoding.c.

Definition at line 505 of file decoding_encoding.c.

Referenced by video_decode_example().

static void video_decode_example ( const char * outfilename,

const char * filename

)

static

Examples:: decoding_encoding.c.

Definition at line 533 of file decoding_encoding.c.

Referenced by main().

int main ( int argc,

char ** argv

)

Definition at line 630 of file decoding_encoding.c.

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