slice->SliceBytesInBuffer = size;
slice->wBadSliceChopping = 0;
- slice->first_mb_in_slice = (h->mb_y >> FIELD_OR_MBAFF_PICTURE) * h->mb_width + h->mb_x;
+ slice->first_mb_in_slice = (h->mb_y >> FIELD_OR_MBAFF_PICTURE(h)) * h->mb_width + h->mb_x;
slice->NumMbsForSlice = 0; /* XXX it is set once we have all slices */
slice->BitOffsetToSliceData = get_bits_count(&h->gb);
slice->slice_type = ff_h264_get_slice_type(h);