diff options
| author | Jean-Francois Moine <moinejf@free.fr> | 2008-11-25 04:47:09 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2008-12-30 09:38:47 -0200 |
| commit | b1b056a5f22851273813f7f1208b50fb7934f12a (patch) | |
| tree | 03392dea2a6e4135d21b17e5439ca96d77174529 | |
| parent | abf485fe5136c4f828df2d07655d6dc7253894a5 (diff) | |
V4L/DVB (9842): gspca: Center the brightness in sonixj.
The brightness jumped from max to min at the middle of the control values.
Signed-off-by: Jean-Francois Moine <moinejf@free.fr>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
| -rw-r--r-- | drivers/media/video/gspca/sonixj.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/media/video/gspca/sonixj.c b/drivers/media/video/gspca/sonixj.c index 34f7f58e527..83564e09eee 100644 --- a/drivers/media/video/gspca/sonixj.c +++ b/drivers/media/video/gspca/sonixj.c @@ -89,7 +89,7 @@ static struct ctrl sd_ctrls[] = { #define BRIGHTNESS_MAX 0xffff .maximum = BRIGHTNESS_MAX, .step = 1, -#define BRIGHTNESS_DEF 0x7fff +#define BRIGHTNESS_DEF 0x8000 .default_value = BRIGHTNESS_DEF, }, .set = sd_setbrightness, @@ -1129,7 +1129,7 @@ static void setbrightness(struct gspca_dev *gspca_dev) unsigned int expo; __u8 k2; - k2 = sd->brightness >> 10; + k2 = ((int) sd->brightness - 0x8000) >> 10; switch (sd->sensor) { case SENSOR_HV7131R: expo = sd->brightness << 4; @@ -1147,7 +1147,7 @@ static void setbrightness(struct gspca_dev *gspca_dev) case SENSOR_OM6802: expo = sd->brightness >> 6; sd->exposure = setexposure(gspca_dev, expo); - k2 >>= 1; + k2 = sd->brightness >> 11; break; } |