Searched refs:PNG_COLOR_DIST (Results 1 – 4 of 4) sorted by relevance
537 min_d = PNG_COLOR_DIST(palette[d_index], palette[0]); in png_set_quantize()542 d = PNG_COLOR_DIST(palette[d_index], palette[k]); in png_set_quantize()614 d = PNG_COLOR_DIST(palette[i], palette[j]); in png_set_quantize()
597 #define PNG_COLOR_DIST(c1, c2) (abs((int)((c1).red) - (int)((c2).red)) + \ macro
538 min_d = PNG_COLOR_DIST(palette[d_index], palette[0]); in png_set_quantize()543 d = PNG_COLOR_DIST(palette[d_index], palette[k]); in png_set_quantize()615 d = PNG_COLOR_DIST(palette[i], palette[j]); in png_set_quantize()
644 #define PNG_COLOR_DIST(c1, c2) (abs((int)((c1).red) - (int)((c2).red)) + \ macro