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Always check if ff_alloc_picture() succeeds. 

Patch by Pavel Pavlov, pavel summit-tech ca

Originally committed as revision 22648 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Pavel Pavlov 2010-03-23 17:58:39 +00:00 committed by Carl Eugen Hoyos
parent 6f2c72c126
commit be548816dc
1 changed files with 14 additions and 5 deletions
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19
libavcodec/mpegvideo_enc.c
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@ -851,14 +851,18 @@ static int load_input_picture(MpegEncContext *s, AVFrame *pic_arg){
pic->data[i]= pic_arg->data[i];
pic->linesize[i]= pic_arg->linesize[i];
}
ff_alloc_picture(s, (Picture*)pic, 1);
if(ff_alloc_picture(s, (Picture*)pic, 1) < 0){
return -1;
}
}else{
i= ff_find_unused_picture(s, 0);
pic= (AVFrame*)&s->picture[i];
pic->reference= 3;
ff_alloc_picture(s, (Picture*)pic, 0);
if(ff_alloc_picture(s, (Picture*)pic, 0) < 0){
return -1;
}
if( pic->data[0] + INPLACE_OFFSET == pic_arg->data[0]
&& pic->data[1] + INPLACE_OFFSET == pic_arg->data[1]
@ -1048,7 +1052,7 @@ static int estimate_best_b_count(MpegEncContext *s){
return best_b_count;
}
static void select_input_picture(MpegEncContext *s){
static int select_input_picture(MpegEncContext *s){
int i;
for(i=1; i<MAX_PICTURE_COUNT; i++)
@ -1184,7 +1188,9 @@ no_output_pic:
Picture *pic= &s->picture[i];
pic->reference = s->reordered_input_picture[0]->reference;
ff_alloc_picture(s, pic, 0);
if(ff_alloc_picture(s, pic, 0) < 0){
return -1;
}
/* mark us unused / free shared pic */
if(s->reordered_input_picture[0]->type == FF_BUFFER_TYPE_INTERNAL)
@ -1214,6 +1220,7 @@ no_output_pic:
}else{
memset(&s->new_picture, 0, sizeof(Picture));
}
return 0;
}
int MPV_encode_picture(AVCodecContext *avctx,
@ -1238,7 +1245,9 @@ int MPV_encode_picture(AVCodecContext *avctx,
if(load_input_picture(s, pic_arg) < 0)
return -1;
select_input_picture(s);
if(select_input_picture(s) < 0){
return -1;
}
/* output? */
if(s->new_picture.data[0]){