FFmpeg  4.0
Functions
format.c File Reference

Format register and lookup. More...

#include "libavutil/avstring.h"
#include "libavutil/bprint.h"
#include "libavutil/opt.h"
#include "libavutil/thread.h"
#include "avio_internal.h"
#include "avformat.h"
#include "id3v2.h"
#include "internal.h"

Go to the source code of this file.

Functions

int av_match_ext (const char *filename, const char *extensions)
 Return a positive value if the given filename has one of the given extensions, 0 otherwise. More...
 
AVOutputFormatav_guess_format (const char *short_name, const char *filename, const char *mime_type)
 Return the output format in the list of registered output formats which best matches the provided parameters, or return NULL if there is no match. More...
 
enum AVCodecID av_guess_codec (AVOutputFormat *fmt, const char *short_name, const char *filename, const char *mime_type, enum AVMediaType type)
 Guess the codec ID based upon muxer and filename. More...
 
AVInputFormatav_find_input_format (const char *short_name)
 Find AVInputFormat based on the short name of the input format. More...
 
AVInputFormatav_probe_input_format3 (AVProbeData *pd, int is_opened, int *score_ret)
 Guess the file format. More...
 
AVInputFormatav_probe_input_format2 (AVProbeData *pd, int is_opened, int *score_max)
 Guess the file format. More...
 
AVInputFormatav_probe_input_format (AVProbeData *pd, int is_opened)
 Guess the file format. More...
 
int av_probe_input_buffer2 (AVIOContext *pb, AVInputFormat **fmt, const char *filename, void *logctx, unsigned int offset, unsigned int max_probe_size)
 Probe a bytestream to determine the input format. More...
 
int av_probe_input_buffer (AVIOContext *pb, AVInputFormat **fmt, const char *filename, void *logctx, unsigned int offset, unsigned int max_probe_size)
 Like av_probe_input_buffer2() but returns 0 on success. More...
 

Detailed Description

Format register and lookup.

Definition in file format.c.