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Add a ff_h264_free_context function and call it from the H.264 parser.

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This ensures that the parser will no longer leak memory for all SPS/PPS it encounters.

Originally committed as revision 18406 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Reimar Döffinger
2009-04-10 07:01:55 +00:00
parent c81185a183
commit 15861962a7
3 changed files with 15 additions and 3 deletions
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12
libavcodec/h264.c
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@@ -8083,10 +8083,8 @@ int main(void){
#endif /* TEST */
static av_cold int decode_end(AVCodecContext *avctx)
av_cold ff_h264_free_context(H264Context *h)
{
H264Context *h = avctx->priv_data;
MpegEncContext *s = &h->s;
int i;
av_freep(&h->rbsp_buffer[0]);
@@ -8098,6 +8096,14 @@ static av_cold int decode_end(AVCodecContext *avctx)
for(i = 0; i < MAX_PPS_COUNT; i++)
av_freep(h->pps_buffers + i);
}
static av_cold int decode_end(AVCodecContext *avctx)
{
H264Context *h = avctx->priv_data;
MpegEncContext *s = &h->s;
ff_h264_free_context(h);
MPV_common_end(s);

5
libavcodec/h264.h
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@@ -569,4 +569,9 @@ const uint8_t *ff_h264_decode_nal(H264Context *h, const uint8_t *src, int *dst_l
*/
int ff_h264_decode_rbsp_trailing(H264Context *h, const uint8_t *src);
/**
* frees any data that may have been allocated in the H264 context like SPS, PPS etc.
*/
av_cold ff_h264_free_context(H264Context *h);
#endif /* AVCODEC_H264_H */

1
libavcodec/h264_parser.c
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@@ -306,6 +306,7 @@ static void close(AVCodecParserContext *s)
ParseContext *pc = &h->s.parse_context;
av_free(pc->buffer);
ff_h264_free_context(h);
}