Lines Matching refs:highlight
36 int highlight = maxin;
42 printf("Usage: %s gamma [shadow [highlight [maxin [maxout]]]]\n", argv[0]);
58 highlight = atoi(argv[3]);
77 if (highlight < 0)
79 printf("%s error: highlight=%d < 0\n", argv[0], highlight);
95 if (shadow >= highlight)
97 printf("%s error: shadow=%d >= highlight=%d\n", argv[0], shadow, highlight);
101 if (highlight > maxin)
103 printf("%s error: highlight=%d > maxin=%d\n", argv[0], highlight, maxin);
113 f = (highlight - shadow) / 255.0 + shadow;
122 while (f < highlight)
125 out = maxout * pow((double) (in - shadow)/(highlight-shadow), (1.0/gamma));
130 if (f > highlight)
132 printf("[%d]%d-", highlight, maxout);