s->chroma_420_type = get_bits1(&s->gb);
s->progressive_frame = get_bits1(&s->gb);
- if(s->progressive_sequence)
+ if(s->progressive_sequence && !s->progressive_frame){
s->progressive_frame= 1;
- if(s->progressive_frame){
+ av_log(s->avctx, AV_LOG_ERROR, "interlaced frame in progressive sequence, ignoring\n");
+ }
+
+ if(s->picture_structure==0 || (s->progressive_frame && s->picture_structure!=PICT_FRAME)){
+ av_log(s->avctx, AV_LOG_ERROR, "picture_structure %d invalid, ignoring\n", s->picture_structure);
s->picture_structure= PICT_FRAME;
+ }
+
+ if(s->progressive_frame && !s->frame_pred_frame_dct){
+ av_log(s->avctx, AV_LOG_ERROR, "invalid frame_pred_frame_dct\n");
s->frame_pred_frame_dct= 1;
}