subsampling_bounds  475 libavfilter/drawutils.c         subsampling_bounds(draw->hsub[plane], &x_sub, &w_sub, &left, &right);
subsampling_bounds  476 libavfilter/drawutils.c         subsampling_bounds(draw->vsub[plane], &y_sub, &h_sub, &top, &bottom);
subsampling_bounds  653 libavfilter/drawutils.c         subsampling_bounds(draw->hsub[plane], &x_sub, &w_sub, &left, &right);
subsampling_bounds  654 libavfilter/drawutils.c         subsampling_bounds(draw->vsub[plane], &y_sub, &h_sub, &top, &bottom);