blend_line 386 libavfilter/drawutils.c blend_line(p, color->comp[plane].u8[comp], alpha >> 1, blend_line 392 libavfilter/drawutils.c blend_line(p, color->comp[plane].u8[comp], alpha, blend_line 398 libavfilter/drawutils.c blend_line(p, color->comp[plane].u8[comp], alpha >> 1,