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Factor duplicated ff_fast_malloc() out into mem_internal.h

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internal.h is difficult to use due to circular dependancies
mem.h is a public header ff_* is not public
Alternative solutions probably are possible too

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer
2015-07-11 23:58:39 +02:00
parent 03931ecf71
commit d6ff68ad85
3 changed files with 45 additions and 35 deletions
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20
libavcodec/utils.c
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@@ -36,6 +36,7 @@
#include "libavutil/frame.h"
#include "libavutil/internal.h"
#include "libavutil/mathematics.h"
#include "libavutil/mem_internal.h"
#include "libavutil/pixdesc.h"
#include "libavutil/imgutils.h"
#include "libavutil/samplefmt.h"
@@ -122,25 +123,6 @@ static int volatile entangled_thread_counter = 0;
static void *codec_mutex;
static void *avformat_mutex;
static inline int ff_fast_malloc(void *ptr, unsigned int *size, size_t min_size, int zero_realloc)
{
void *val;
memcpy(&val, ptr, sizeof(val));
if (min_size <= *size) {
av_assert0(val || !min_size);
return 0;
}
min_size = FFMAX(min_size + min_size / 16 + 32, min_size);
av_freep(ptr);
val = zero_realloc ? av_mallocz(min_size) : av_malloc(min_size);
memcpy(ptr, &val, sizeof(val));
if (!val)
min_size = 0;
*size = min_size;
return 1;
}
void av_fast_padded_malloc(void *ptr, unsigned int *size, size_t min_size)
{
uint8_t **p = ptr;