all_black 61 libavcodec/xfaceenc.c return (all_black(bitmap, w, h) && all_black(bitmap + w, w, h) && all_black 62 libavcodec/xfaceenc.c all_black(bitmap + XFACE_WIDTH * h, w, h) && all_black 63 libavcodec/xfaceenc.c all_black(bitmap + XFACE_WIDTH * h + w, w, h)); all_black 112 libavcodec/xfaceenc.c } else if (all_black(bitmap, w, h)) {