var_size_bmc      987 libavfilter/vf_minterpolate.c                 var_size_bmc(mi_ctx, sb, x_mb + (sb_x << (n - 1)), y_mb + (sb_y << (n - 1)), n - 1, alpha);
var_size_bmc     1149 libavfilter/vf_minterpolate.c                             var_size_bmc(mi_ctx, block, mb_x << mi_ctx->log2_mb_size, mb_y << mi_ctx->log2_mb_size, mi_ctx->log2_mb_size, alpha);