int start, int stop, int y_only,
VP9LfSync *const lf_sync) {
const int num_planes = y_only ? 1 : MAX_MB_PLANE;
+ const int use_420 = y_only || (planes[1].subsampling_y == 1 &&
+ planes[1].subsampling_x == 1);
const int sb_cols = mi_cols_aligned_to_sb(cm->mi_cols) >> MI_BLOCK_SIZE_LOG2;
int mi_row, mi_col;
sync_read(lf_sync, r, c);
vp9_setup_dst_planes(planes, frame_buffer, mi_row, mi_col);
- vp9_setup_mask(cm, mi_row, mi_col, mi + mi_col, cm->mi_stride, &lfm);
+
+ // TODO(JBB): Make setup_mask work for non 420.
+ if (use_420)
+ vp9_setup_mask(cm, mi_row, mi_col, mi + mi_col, cm->mi_stride,
+ &lfm);
for (plane = 0; plane < num_planes; ++plane) {
- vp9_filter_block_plane(cm, &planes[plane], mi_row, &lfm);
+ if (use_420)
+ vp9_filter_block_plane(cm, &planes[plane], mi_row, &lfm);
+ else
+ vp9_filter_block_plane_non420(cm, &planes[plane], mi + mi_col,
+ mi_row, mi_col);
}
sync_write(lf_sync, r, c, sb_cols);