if(s->slice_height==0 || s->mb_x!=0 || (s->mb_y%s->slice_height)!=0 || get_bits_count(&s->gb) > s->gb.size_in_bits)
break;
}else{
+ int prev_x=s->mb_x, prev_y=s->mb_y;
if(ff_h263_resync(s)<0)
break;
+ if (prev_y * s->mb_width + prev_x < s->mb_y * s->mb_width + s->mb_x)
+ s->error_occurred = 1;
}
if(s->msmpeg4_version<4 && s->h263_pred)