Searched refs:luma_mean (Results 1 – 3 of 3) sorted by relevance
660 __u8 luma_mean = 110; in do_autogain() local684 if (y < luma_mean - luma_delta || in do_autogain()685 y > luma_mean + luma_delta) { in do_autogain()691 expotimes += (luma_mean - y) >> spring; in do_autogain()692 gainG += (luma_mean - y) / 50; in do_autogain()
634 __u8 luma_mean = 128; in do_autogain() local656 if (luma < luma_mean - luma_delta || luma > luma_mean + luma_delta) { in do_autogain()657 Gbright += (luma_mean - luma) >> spring; in do_autogain()
2578 u8 luma_mean = 130; in do_autogain() local2592 gspca_expo_autogain(gspca_dev, delta, luma_mean, luma_delta, in do_autogain()2597 if (delta < luma_mean - luma_delta || in do_autogain()2598 delta > luma_mean + luma_delta) { in do_autogain()2602 expotimes += (luma_mean - delta) >> 6; in do_autogain()2610 expotimes += (luma_mean - delta) >> 4; in do_autogain()2619 expotimes += (luma_mean - delta) >> 2; in do_autogain()2631 expotimes += (luma_mean - delta) >> 6; in do_autogain()
