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fix mem leak 

patch by Daniel Kristjansson: [danielk cuymedia net]
Original thread: [FFmpeg-devel] [PATCH] alloc_picture needs to free buffer when
it's not going to use it
Date: 07/20/2007 07:27 PM

Originally committed as revision 9838 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Daniel Kristjansson 2007-07-31 14:51:21 +00:00 committed by Benoit Fouet
parent c7bf7a8267
commit 29d2dc59f9
1 changed files with 5 additions and 2 deletions
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7
libavcodec/mpegvideo.c
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@ -188,14 +188,13 @@ int alloc_picture(MpegEncContext *s, Picture *pic, int shared){
const int b8_array_size= s->b8_stride*s->mb_height*2;
const int b4_array_size= s->b4_stride*s->mb_height*4;
int i;
int r= -1;
if(shared){
assert(pic->data[0]);
assert(pic->type == 0 || pic->type == FF_BUFFER_TYPE_SHARED);
pic->type= FF_BUFFER_TYPE_SHARED;
}else{
int r;
assert(!pic->data[0]);
r= s->avctx->get_buffer(s->avctx, (AVFrame*)pic);
@ -207,11 +206,13 @@ int alloc_picture(MpegEncContext *s, Picture *pic, int shared){
if(s->linesize && (s->linesize != pic->linesize[0] || s->uvlinesize != pic->linesize[1])){
av_log(s->avctx, AV_LOG_ERROR, "get_buffer() failed (stride changed)\n");
s->avctx->release_buffer(s->avctx, (AVFrame*)pic);
return -1;
}
if(pic->linesize[1] != pic->linesize[2]){
av_log(s->avctx, AV_LOG_ERROR, "get_buffer() failed (uv stride mismatch)\n");
s->avctx->release_buffer(s->avctx, (AVFrame*)pic);
return -1;
}
@ -261,6 +262,8 @@ int alloc_picture(MpegEncContext *s, Picture *pic, int shared){
return 0;
fail: //for the CHECKED_ALLOCZ macro
if(r>=0)
s->avctx->release_buffer(s->avctx, (AVFrame*)pic);
return -1;
}