Searched refs:luma_mean (Results 1 – 3 of 3) sorted by relevance
663 __u8 luma_mean = 110; in do_autogain() local688 if (y < luma_mean - luma_delta || in do_autogain()689 y > luma_mean + luma_delta) { in do_autogain()700 expotimes += (luma_mean - y) >> spring; in do_autogain()701 gainG += (luma_mean - y) / 50; in do_autogain()
638 __u8 luma_mean = 128; in do_autogain() local660 if (luma < luma_mean - luma_delta || luma > luma_mean + luma_delta) { in do_autogain()661 Gbright += (luma_mean - luma) >> spring; in do_autogain()
2585 u8 luma_mean = 130; in do_autogain() local2599 gspca_expo_autogain(gspca_dev, delta, luma_mean, luma_delta, in do_autogain()2604 if (delta < luma_mean - luma_delta || in do_autogain()2605 delta > luma_mean + luma_delta) { in do_autogain()2609 expotimes += (luma_mean - delta) >> 6; in do_autogain()2617 expotimes += (luma_mean - delta) >> 4; in do_autogain()2626 expotimes += (luma_mean - delta) >> 2; in do_autogain()2638 expotimes += (luma_mean - delta) >> 6; in do_autogain()