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v4l2: Add a Greyworld AWB mode.

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Adds a simple greyworld white balance preset, mainly for use
with cameras without an IR filter (eg Raspberry Pi NoIR)

Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.org>
This commit is contained in:
Dave Stevenson
2019-09-06 15:04:51 +01:00
committed by Dom Cobley
parent 52d830f6c7
commit c9b73ba91f
1 changed files with 1 additions and 0 deletions
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include/uapi/linux/v4l2-controls.h
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@@ -1031,6 +1031,7 @@ enum v4l2_auto_n_preset_white_balance {
V4L2_WHITE_BALANCE_FLASH = 7,
V4L2_WHITE_BALANCE_CLOUDY = 8,
V4L2_WHITE_BALANCE_SHADE = 9,
V4L2_WHITE_BALANCE_GREYWORLD = 10,
};
#define V4L2_CID_WIDE_DYNAMIC_RANGE (V4L2_CID_CAMERA_CLASS_BASE+21)