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| author | Jean-Michel Hautbois <jeanmichel.hautbois@ideasonboard.com> | 2021-07-15 12:17:09 +0200 |
|---|---|---|
| committer | Jean-Michel Hautbois <jeanmichel.hautbois@ideasonboard.com> | 2021-07-15 17:27:33 +0200 |
| commit | ea0b199da79e069c7160fb695956ef08787c6913 (patch) | |
| tree | 0ce7300ae35f5ac31e8570d490d0a99adf2f2d1d /src/ipa/raspberrypi/cam_helper.cpp | |
| parent | bda10cae5e92e21b9865578298eb7b01f095802d (diff) | |
libipa: Correct OV5670 CameraSensorHelper gain values
The datasheet states that the low 7 bits are fraction bits.
real_gain = GainCode/128
For example, 0x080 is 1x gain, 0x100 is 2x gain.
It means that we should have m0=1 and c1=128.
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/ipa/raspberrypi/cam_helper.cpp')
0 files changed, 0 insertions, 0 deletions