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Code Issues Releases Activity

fill missing reference pictures with something to avoid assertion failure

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Originally committed as revision 4240 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer 2005-05-14 00:04:11 +00:00
parent cf5c5c8f08
commit 6ab8721198
1 changed files with 10 additions and 2 deletions
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12
libavcodec/h264.c
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@ -3197,6 +3197,8 @@ static int fill_default_ref_list(H264Context *h){
for(i=0; i<h->short_ref_count && index < h->ref_count[list]; i++, j+=step) {
while(j<0 || j>= h->short_ref_count){
if(j != -99 && step == (list ? -1 : 1))
return -1;
step = -step;
j= smallest_poc_greater_than_current + (step>>1);
}
@ -3264,7 +3266,7 @@ static void print_long_term(H264Context *h);
static int decode_ref_pic_list_reordering(H264Context *h){
MpegEncContext * const s = &h->s;
int list;
int list, index;
print_short_term(h);
print_long_term(h);
@ -3275,7 +3277,6 @@ static int decode_ref_pic_list_reordering(H264Context *h){
if(get_bits1(&s->gb)){
int pred= h->curr_pic_num;
int index;
for(index=0; ; index++){
int reordering_of_pic_nums_idc= get_ue_golomb(&s->gb);
@ -3339,6 +3340,13 @@ static int decode_ref_pic_list_reordering(H264Context *h){
if(h->slice_type!=B_TYPE) break;
}
for(list=0; list<2; list++){
for(index= 0; index < h->ref_count[list]; index++){
if(!h->ref_list[list][index].data[0])
h->ref_list[list][index]= s->current_picture;
}
if(h->slice_type!=B_TYPE) break;
}
if(h->slice_type==B_TYPE && !h->direct_spatial_mv_pred)
direct_dist_scale_factor(h);