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[media] v4l: Define a pixel format for the R-Car VSP1 1-D histogram engine

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The format is used on the R-Car VSP1 video queues that carry
1-D histogram statistics data.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Acked-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
This commit is contained in:
Laurent Pinchart 2016-04-10 04:37:48 -03:00 • committed by Mauro Carvalho Chehab
parent 98eee2550f
commit 14d6653871
5 changed files with 188 additions and 0 deletions
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3
include/uapi/linux/videodev2.h
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@ -676,6 +676,9 @@ struct v4l2_pix_format {
#define V4L2_TCH_FMT_TU16 v4l2_fourcc('T', 'U', '1', '6') /* 16-bit unsigned touch data */
#define V4L2_TCH_FMT_TU08 v4l2_fourcc('T', 'U', '0', '8') /* 8-bit unsigned touch data */
/* Meta-data formats */
#define V4L2_META_FMT_VSP1_HGO v4l2_fourcc('V', 'S', 'P', 'H') /* R-Car VSP1 Histogram */
/* priv field value to indicates that subsequent fields are valid. */
#define V4L2_PIX_FMT_PRIV_MAGIC 0xfeedcafe