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Searched refs:luma_delta (Results 1 – 3 of 3) sorted by relevance

/openbmc/linux/drivers/media/usb/gspca/
H A Dspca561.c652 __u8 luma_delta = 20; in do_autogain() local
675 if (y < luma_mean - luma_delta || in do_autogain()
676 y > luma_mean + luma_delta) { in do_autogain()
H A Detoms.c626 __u8 luma_delta = 20; in do_autogain() local
647 if (luma < luma_mean - luma_delta || luma > luma_mean + luma_delta) { in do_autogain()
H A Dsonixj.c2575 u8 luma_delta = 20; in do_autogain() local
2588 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()