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[media] omap3isp: preview: Add support for non-GRBG Bayer patterns

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Rearrange the CFA interpolation coefficients table based on the Bayer
pattern. Support for non-Bayer CFA patterns is dropped as they were not
correctly supported, and have never been tested.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Acked-by: Sakari Ailus <sakari.ailus@iki.fi>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Laurent Pinchart 2012-06-18 11:24:48 -03:00 • committed by Mauro Carvalho Chehab
commit 6fd206cb6e
4 changed files with 89 additions and 58 deletions
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3
include/linux/omap3isp.h
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@ -437,6 +437,7 @@ struct omap3isp_ccdc_update_config {
#define OMAP3ISP_PREV_NF_TBL_SIZE 64
#define OMAP3ISP_PREV_CFA_TBL_SIZE 576
#define OMAP3ISP_PREV_CFA_BLK_SIZE (OMAP3ISP_PREV_CFA_TBL_SIZE / 4)
#define OMAP3ISP_PREV_GAMMA_TBL_SIZE 1024
#define OMAP3ISP_PREV_YENH_TBL_SIZE 128
@ -478,7 +479,7 @@ struct omap3isp_prev_cfa {
enum omap3isp_cfa_fmt format;
__u8 gradthrs_vert;
__u8 gradthrs_horz;
__u32 table[OMAP3ISP_PREV_CFA_TBL_SIZE];
__u32 table[4][OMAP3ISP_PREV_CFA_BLK_SIZE];
};
/**