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| author | Jean-Michel Hautbois <jeanmichel.hautbois@ideasonboard.com> | 2022-06-15 16:57:43 +0200 |
|---|---|---|
| committer | Jean-Michel Hautbois <jeanmichel.hautbois@ideasonboard.com> | 2022-06-18 18:31:49 +0200 |
| commit | 4bb284e0fa5669bbf6adda93e2f770014834c8cb (patch) | |
| tree | d6172e2f8be8197f16d12d985b8c09f71d98d2d2 /src/cam/drm.h | |
| parent | d2c097c4828e15821b6d14b101f2d627f2371c39 (diff) | |
ipa: ipu3: awb: Correct the gains calculation
The factor used right now in the IPU3 is 8192, as a multiplier of the
estimated gain. This is wrong, as the isp is adding 1.0 to the gain
applied, ie Pout = { Pin * (1 + Gx) }.
Fix it, and to ease the reading, introduce a small helper function.
Signed-off-by: Jean-Michel Hautbois <jeanmichel.hautbois@ideasonboard.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
Diffstat (limited to 'src/cam/drm.h')
0 files changed, 0 insertions, 0 deletions