Searched refs:luma_mean (Results 1 – 3 of 3) sorted by relevance
651 __u8 luma_mean = 110; in do_autogain() local675 if (y < luma_mean - luma_delta || in do_autogain()676 y > luma_mean + luma_delta) { in do_autogain()682 expotimes += (luma_mean - y) >> spring; in do_autogain()683 gainG += (luma_mean - y) / 50; in do_autogain()
625 __u8 luma_mean = 128; in do_autogain() local647 if (luma < luma_mean - luma_delta || luma > luma_mean + luma_delta) { in do_autogain()648 Gbright += (luma_mean - luma) >> spring; in do_autogain()
2574 u8 luma_mean = 130; in do_autogain() local2588 gspca_expo_autogain(gspca_dev, delta, luma_mean, luma_delta, in do_autogain()2593 if (delta < luma_mean - luma_delta || in do_autogain()2594 delta > luma_mean + luma_delta) { in do_autogain()2598 expotimes += (luma_mean - delta) >> 6; in do_autogain()2606 expotimes += (luma_mean - delta) >> 4; in do_autogain()2615 expotimes += (luma_mean - delta) >> 2; in do_autogain()2627 expotimes += (luma_mean - delta) >> 6; in do_autogain()