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Code Issues Releases Activity

make decoder a little bit more tolerant to missing NAL units

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Originally committed as revision 4385 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer 2005-06-19 23:33:09 +00:00
parent 2fdf9cb2fb
commit 806bb93fe2
1 changed files with 11 additions and 5 deletions
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16
libavcodec/h264.c
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@ -3894,8 +3894,10 @@ static int execute_ref_pic_marking(H264Context *h, MMCO *mmco, int mmco_count){
switch(mmco[i].opcode){
case MMCO_SHORT2UNUSED:
pic= remove_short(h, mmco[i].short_frame_num);
if(pic==NULL) return -1;
unreference_pic(h, pic);
if(pic)
unreference_pic(h, pic);
else if(s->avctx->debug&FF_DEBUG_MMCO)
av_log(h->s.avctx, AV_LOG_DEBUG, "mmco: remove_short() failure\n");
break;
case MMCO_SHORT2LONG:
pic= remove_long(h, mmco[i].long_index);
@ -3907,8 +3909,10 @@ static int execute_ref_pic_marking(H264Context *h, MMCO *mmco, int mmco_count){
break;
case MMCO_LONG2UNUSED:
pic= remove_long(h, mmco[i].long_index);
if(pic==NULL) return -1;
unreference_pic(h, pic);
if(pic)
unreference_pic(h, pic);
else if(s->avctx->debug&FF_DEBUG_MMCO)
av_log(h->s.avctx, AV_LOG_DEBUG, "mmco: remove_long() failure\n");
break;
case MMCO_LONG:
pic= remove_long(h, mmco[i].long_index);
@ -4297,7 +4301,8 @@ static int decode_slice_header(H264Context *h){
fill_default_ref_list(h);
}
decode_ref_pic_list_reordering(h);
if(decode_ref_pic_list_reordering(h) < 0)
return -1;
if( (h->pps.weighted_pred && (h->slice_type == P_TYPE || h->slice_type == SP_TYPE ))
|| (h->pps.weighted_bipred_idc==1 && h->slice_type==B_TYPE ) )
@ -7166,6 +7171,7 @@ static int decode_nal_units(H264Context *h, uint8_t *buf, int buf_size){
}
#endif
h->slice_num = 0;
s->current_picture_ptr= NULL;
for(;;){
int consumed;
int dst_length;