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path: root/src/ipa/simple/algorithms/agc.cpp
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2024-11-29libcamera: software_isp: Initialize exposure+gain before agc calculationsStanislaw Gruszka
On my setup, since commit fb8ad13d ("libcamera: software_isp: Move exposure+gain to an algorithm module"), at start camera output stays very dark for dozen of seconds, and then later slowly gets to normal. This is because existing sensor exposure+gain settings are not used at start. We save initial values in frameContext but in the agc algorithm we use IPA context. Fix the problem by using in frameContext sensor values, since we already use those in blc algorithm and change exposure type to int32_t to unnecessary castings. Signed-off-by: Stanislaw Gruszka <stanislaw.gruszka@linux.intel.com> Reviewed-by: Milan Zamazal <mzamazal@redhat.com> Tested-by: Robert Mader <robert.mader@collabora.com> Tested-by: Kieran Bingham <kieran.bingham@ideasonboard.com> Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com> Signed-off-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
2024-10-03libcamera: software_isp: Improve wording in a commentMilan Zamazal
A minor wording improvement suggested on refactoring review. Signed-off-by: Milan Zamazal <mzamazal@redhat.com> Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com> Signed-off-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
2024-09-27libcamera: software_isp: Move exposure+gain to an algorithm moduleMilan Zamazal
This is the last step to fully convert software ISP to Algorithm-based processing. The newly introduced frameContext.sensor parameters are set, and the updated code moved, before calling Algorithm::process() to have the values up-to-date in stats processing. Resolves software ISP TODO #10. Signed-off-by: Milan Zamazal <mzamazal@redhat.com> Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com> Reviewed-by: Umang Jain <umang.jain@ideasonboard.com> Signed-off-by: Kieran Bingham <kieran.bingham@ideasonboard.com>