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| author | Laurent Pinchart <laurent.pinchart@ideasonboard.com> | 2010-11-28 15:07:20 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2011-07-27 17:56:10 -0300 |
| commit | 86cf786c04541c18febc897686a0d5bea29ce688 (patch) | |
| tree | d02c4613544c5fefb4a65b23d8148a1182f3968b /drivers/media/video | |
| parent | 7c58e7d06cf2566537714257094b852de6c294c3 (diff) | |
| download | linux-86cf786c04541c18febc897686a0d5bea29ce688.tar.gz linux-86cf786c04541c18febc897686a0d5bea29ce688.tar.bz2 linux-86cf786c04541c18febc897686a0d5bea29ce688.zip | |
[media] v4l: mt9v032: Fix Bayer pattern
Compute crop rectangle boundaries to ensure a GRBG Bayer pattern.
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/video')
| -rw-r--r-- | drivers/media/video/mt9v032.c | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/drivers/media/video/mt9v032.c b/drivers/media/video/mt9v032.c index 1319c2c48aff..c64e1dc4cb4e 100644 --- a/drivers/media/video/mt9v032.c +++ b/drivers/media/video/mt9v032.c @@ -31,14 +31,14 @@ #define MT9V032_CHIP_VERSION 0x00 #define MT9V032_CHIP_ID_REV1 0x1311 #define MT9V032_CHIP_ID_REV3 0x1313 -#define MT9V032_ROW_START 0x01 -#define MT9V032_ROW_START_MIN 4 -#define MT9V032_ROW_START_DEF 10 -#define MT9V032_ROW_START_MAX 482 -#define MT9V032_COLUMN_START 0x02 +#define MT9V032_COLUMN_START 0x01 #define MT9V032_COLUMN_START_MIN 1 -#define MT9V032_COLUMN_START_DEF 2 +#define MT9V032_COLUMN_START_DEF 1 #define MT9V032_COLUMN_START_MAX 752 +#define MT9V032_ROW_START 0x02 +#define MT9V032_ROW_START_MIN 4 +#define MT9V032_ROW_START_DEF 5 +#define MT9V032_ROW_START_MAX 482 #define MT9V032_WINDOW_HEIGHT 0x03 #define MT9V032_WINDOW_HEIGHT_MIN 1 #define MT9V032_WINDOW_HEIGHT_DEF 480 @@ -420,13 +420,13 @@ static int mt9v032_set_crop(struct v4l2_subdev *subdev, struct v4l2_rect *__crop; struct v4l2_rect rect; - /* Clamp the crop rectangle boundaries and align them to a multiple of 2 - * pixels. + /* Clamp the crop rectangle boundaries and align them to a non multiple + * of 2 pixels to ensure a GRBG Bayer pattern. */ - rect.left = clamp(ALIGN(crop->rect.left, 2), + rect.left = clamp(ALIGN(crop->rect.left + 1, 2) - 1, MT9V032_COLUMN_START_MIN, MT9V032_COLUMN_START_MAX); - rect.top = clamp(ALIGN(crop->rect.top, 2), + rect.top = clamp(ALIGN(crop->rect.top + 1, 2) - 1, MT9V032_ROW_START_MIN, MT9V032_ROW_START_MAX); rect.width = clamp(ALIGN(crop->rect.width, 2), |