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macrofree av_freep()

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Originally committed as revision 2839 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer 2004-03-03 01:57:43 +00:00
parent 461cd5bfb5
commit 81c5f88748
2 changed files with 7 additions and 4 deletions
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3
libavcodec/avcodec.h
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@ -2073,8 +2073,7 @@ void *av_mallocz(unsigned int size);
void *av_realloc(void *ptr, unsigned int size);
void av_free(void *ptr);
char *av_strdup(const char *s);
void __av_freep(void **ptr);
#define av_freep(p) __av_freep((void **)(p))
void av_freep(void *ptr);
void *av_fast_realloc(void *ptr, unsigned int *size, unsigned int min_size);
/* for static data only */
/* call av_free_static to release all staticaly allocated tables */

8
libavcodec/utils.c
View File

@ -103,9 +103,13 @@ void av_free_static(void)
last_static = 0;
}
/* cannot call it directly because of 'void **' casting is not automatic */
void __av_freep(void **ptr)
/**
* Frees memory and sets the pointer to NULL.
* @param arg pointer to the pointer which should be freed
*/
void av_freep(void *arg)
{
void **ptr= (void**)arg;
av_free(*ptr);
*ptr = NULL;
}