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| author | Jean-François Moine <moinejf@free.fr> | 2011-08-10 05:13:45 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2011-09-11 09:24:12 -0300 |
| commit | abe8cee744aa8aa29a2d88b915a17f0c7744aa3a (patch) | |
| tree | 439c9858070cf916f5ff356ece4ea07f355ef525 /drivers/media/video/gspca/sonixj.c | |
| parent | 7d84a179b1f8c473ae7557d9f227c25771cc63c7 (diff) | |
| download | blackbird-op-linux-abe8cee744aa8aa29a2d88b915a17f0c7744aa3a.tar.gz blackbird-op-linux-abe8cee744aa8aa29a2d88b915a17f0c7744aa3a.zip | |
[media] gspca - sonixj: Adjust the contrast control
The contrast was too low. Higher values are better.
Signed-off-by: Jean-François Moine <moinejf@free.fr>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/video/gspca/sonixj.c')
| -rw-r--r-- | drivers/media/video/gspca/sonixj.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/media/video/gspca/sonixj.c b/drivers/media/video/gspca/sonixj.c index f3cfb9788aa5..7ab0c1a7623d 100644 --- a/drivers/media/video/gspca/sonixj.c +++ b/drivers/media/video/gspca/sonixj.c @@ -159,7 +159,7 @@ static const struct ctrl sd_ctrls[NCTRLS] = { #define CONTRAST_MAX 127 .maximum = CONTRAST_MAX, .step = 1, - .default_value = 63, + .default_value = 20, }, .set_control = setcontrast }, @@ -2021,13 +2021,13 @@ static void setcontrast(struct gspca_dev *gspca_dev) u8 k2; u8 contrast[6]; - k2 = sd->ctrls[CONTRAST].val * 0x30 / (CONTRAST_MAX + 1) - + 0x10; /* 10..40 */ + k2 = sd->ctrls[CONTRAST].val * 37 / (CONTRAST_MAX + 1) + + 37; /* 37..73 */ contrast[0] = (k2 + 1) / 2; /* red */ contrast[1] = 0; contrast[2] = k2; /* green */ contrast[3] = 0; - contrast[4] = (k2 + 1) / 5; /* blue */ + contrast[4] = k2 / 5; /* blue */ contrast[5] = 0; reg_w(gspca_dev, 0x84, contrast, sizeof contrast); } |
