Lines Matching defs:bg
155 #define alpha_composite(composite, fg, alpha, bg) { \
157 (ush)(bg)*(ush)(255 - (ush)(alpha)) + (ush)128); \
240 } bg[] = {
258 static int num_bgpat = sizeof(bg) / sizeof(struct background_pattern);
449 "Usage: %s [-gamma exp] [-bgcolor bg | -bgpat pat] [-timing]\n"
455 " bg \tdesired background color in 7-character hex RGB format\n"
839 int invert_gradient2 = (bg[pat].type & 0x08);
862 if ((bg[pat].type & 0x07) == 0) {
863 uch r1_min = rgb[bg[pat].rgb1_min].r;
864 uch g1_min = rgb[bg[pat].rgb1_min].g;
865 uch b1_min = rgb[bg[pat].rgb1_min].b;
866 uch r2_min = rgb[bg[pat].rgb2_min].r;
867 uch g2_min = rgb[bg[pat].rgb2_min].g;
868 uch b2_min = rgb[bg[pat].rgb2_min].b;
869 int r1_diff = rgb[bg[pat].rgb1_max].r - r1_min;
870 int g1_diff = rgb[bg[pat].rgb1_max].g - g1_min;
871 int b1_diff = rgb[bg[pat].rgb1_max].b - b1_min;
872 int r2_diff = rgb[bg[pat].rgb2_max].r - r2_min;
873 int g2_diff = rgb[bg[pat].rgb2_max].g - g2_min;
874 int b2_diff = rgb[bg[pat].rgb2_max].b - b2_min;
899 (even_odd_horiz && (bg[pat].type & 0x10));
931 } else if ((bg[pat].type & 0x07) == 1) {
936 r1 = rgb[bg[pat].rgb1_max].r;
937 g1 = rgb[bg[pat].rgb1_max].g;
938 b1 = rgb[bg[pat].rgb1_max].b;
939 r2 = rgb[bg[pat].rgb2_max].r;
940 g2 = rgb[bg[pat].rgb2_max].g;
941 b2 = rgb[bg[pat].rgb2_max].b;
965 } else if ((bg[pat].type & 0x07) == 2) {
987 grayspot = CLIP(bg[pat].bg_gray, 1, (hh + hw));
988 freq = MAX((double)bg[pat].bg_freq, 0.0);
989 saturate = (double)bg[pat].bg_bsat * 0.1;
990 rotate = (double)bg[pat].bg_brot * 0.1;
