libavformat: Add a function for freeing an AVFormatContext

This function is useful for freeing data structures allocated by
muxers, which currently have to be freed manually by the caller.

Signed-off-by: Ronald S. Bultje <rsbultje@gmail.com>
oldabi
Martin Storsjö 14 years ago committed by Ronald S. Bultje
parent 1338dc0823
commit f124b087ee
  1. 10
      libavformat/avformat.h
  2. 11
      libavformat/utils.c
  3. 2
      libavformat/version.h

@ -1072,8 +1072,8 @@ attribute_deprecated AVFormatContext *av_alloc_format_context(void);
/**
* Allocate an AVFormatContext.
* Can be freed with av_free() but do not forget to free everything you
* explicitly allocated as well!
* avformat_free_context() can be used to free the context and everything
* allocated by the framework within it.
*/
AVFormatContext *avformat_alloc_context(void);
@ -1229,6 +1229,12 @@ void av_close_input_stream(AVFormatContext *s);
*/
void av_close_input_file(AVFormatContext *s);
/**
* Free an AVFormatContext and all its streams.
* @param s context to free
*/
void avformat_free_context(AVFormatContext *s);
/**
* Add a new stream to a media file.
*

@ -2556,12 +2556,17 @@ int av_read_pause(AVFormatContext *s)
void av_close_input_stream(AVFormatContext *s)
{
int i;
AVStream *st;
flush_packet_queue(s);
if (s->iformat->read_close)
s->iformat->read_close(s);
avformat_free_context(s);
}
void avformat_free_context(AVFormatContext *s)
{
int i;
AVStream *st;
for(i=0;i<s->nb_streams;i++) {
/* free all data in a stream component */
st = s->streams[i];

@ -24,7 +24,7 @@
#include "libavutil/avutil.h"
#define LIBAVFORMAT_VERSION_MAJOR 52
#define LIBAVFORMAT_VERSION_MINOR 95
#define LIBAVFORMAT_VERSION_MINOR 96
#define LIBAVFORMAT_VERSION_MICRO 0
#define LIBAVFORMAT_VERSION_INT AV_VERSION_INT(LIBAVFORMAT_VERSION_MAJOR, \

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