Lines Matching defs:bg
99 #define alpha_composite(composite, fg, alpha, bg) { \
101 (ush)(bg)*(ush)(255 - (ush)(alpha)) + (ush)128); \
185 } bg[] = {
203 static int num_bgpat = sizeof(bg) / sizeof(struct background_pattern);
434 "Usage: %s [-gamma exp] [-bgcolor bg | -bgpat pat] [-timing]\n"
443 " bg \tdesired background color in 7-character hex RGB format\n"
757 int invert_gradient2 = (bg[pat].type & 0x08);
780 if ((bg[pat].type & 0x07) == 0) {
781 uch r1_min = rgb[bg[pat].rgb1_min].r;
782 uch g1_min = rgb[bg[pat].rgb1_min].g;
783 uch b1_min = rgb[bg[pat].rgb1_min].b;
784 uch r2_min = rgb[bg[pat].rgb2_min].r;
785 uch g2_min = rgb[bg[pat].rgb2_min].g;
786 uch b2_min = rgb[bg[pat].rgb2_min].b;
787 int r1_diff = rgb[bg[pat].rgb1_max].r - r1_min;
788 int g1_diff = rgb[bg[pat].rgb1_max].g - g1_min;
789 int b1_diff = rgb[bg[pat].rgb1_max].b - b1_min;
790 int r2_diff = rgb[bg[pat].rgb2_max].r - r2_min;
791 int g2_diff = rgb[bg[pat].rgb2_max].g - g2_min;
792 int b2_diff = rgb[bg[pat].rgb2_max].b - b2_min;
817 (even_odd_horiz && (bg[pat].type & 0x10));
849 } else if ((bg[pat].type & 0x07) == 1) {
854 r1 = rgb[bg[pat].rgb1_max].r;
855 g1 = rgb[bg[pat].rgb1_max].g;
856 b1 = rgb[bg[pat].rgb1_max].b;
857 r2 = rgb[bg[pat].rgb2_max].r;
858 g2 = rgb[bg[pat].rgb2_max].g;
859 b2 = rgb[bg[pat].rgb2_max].b;
883 } else if ((bg[pat].type & 0x07) == 2) {
905 grayspot = CLIP(bg[pat].bg_gray, 1, (hh + hw));
906 freq = MAX((double)bg[pat].bg_freq, 0.0);
907 saturate = (double)bg[pat].bg_bsat * 0.1;
908 rotate = (double)bg[pat].bg_brot * 0.1;