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H.264 multiplce instance in reference list patch by (Loic <lll+ffmpeg m4x org )

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With this patch, the streams CAWP5_TOSHIBA_E.264 and CVWP5_TOSHIBA_E.264
are completely decoded

Originally committed as revision 3917 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Loïc Le Loarer 2005-02-01 11:26:11 +00:00 committed by Michael Niedermayer
parent dc032f3332
commit 0d315f281c
1 changed files with 10 additions and 7 deletions
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17
libavcodec/h264.c
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@ -3010,25 +3010,28 @@ static int decode_ref_pic_list_reordering(H264Context *h){
else pred+= abs_diff_pic_num;
pred &= h->max_pic_num - 1;
for(i= h->ref_count[list]-1; i>=index; i--){
if(h->ref_list[list][i].pic_id == pred && h->ref_list[list][i].long_ref==0)
for(i= h->ref_count[list]-1; i>=0; i--){
if(h->ref_list[list][i].data[0] != NULL && h->ref_list[list][i].pic_id == pred && h->ref_list[list][i].long_ref==0) // ignore non existing pictures by testing data[0] pointer
break;
}
}else{
pic_id= get_ue_golomb(&s->gb); //long_term_pic_idx
for(i= h->ref_count[list]-1; i>=index; i--){
if(h->ref_list[list][i].pic_id == pic_id && h->ref_list[list][i].long_ref==1)
for(i= h->ref_count[list]-1; i>=0; i--){
if(h->ref_list[list][i].pic_id == pic_id && h->ref_list[list][i].long_ref==1) // no need to ignore non existing pictures as non existing pictures have long_ref==0
break;
}
}
if(i < index){
if (i < 0) {
av_log(h->s.avctx, AV_LOG_ERROR, "reference picture missing during reorder\n");
memset(&h->ref_list[list][index], 0, sizeof(Picture)); //FIXME
}else if(i > index){
} else if (i != index) /* this test is not necessary, it is only an optimisation to skip double copy of Picture structure in this case */ {
Picture tmp= h->ref_list[list][i];
for(; i>index; i--){
if (i < index) {
i = h->ref_count[list];
}
for(; i > index; i--){
h->ref_list[list][i]= h->ref_list[list][i-1];
}
h->ref_list[list][index]= tmp;