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libipa: agc_mean_luminance: Add debug logging

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When debugging the AEGC it is important to know when the constraints
apply. As this is important information for anyone doing tuning file
optimization, add it upstream.

Signed-off-by: Stefan Klug <stefan.klug@ideasonboard.com>
Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
Reviewed-by: Daniel Scally <dan.scally@ideasonboard.com>
Reviewed-by: Paul Elder <paul.elder@ideasonboard.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
This commit is contained in:
Stefan Klug
2025-07-07 10:55:07 +02:00
parent 6630533c8d
commit 42e18c96bc
1 changed files with 10 additions and 2 deletions
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12
src/ipa/libipa/agc_mean_luminance.cpp
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@@ -467,12 +467,20 @@ double AgcMeanLuminance::constraintClampGain(uint32_t constraintModeIndex,
hist.interQuantileMean(constraint.qLo, constraint.qHi); hist.interQuantileMean(constraint.qLo, constraint.qHi);
if (constraint.bound == AgcConstraint::Bound::Lower && if (constraint.bound == AgcConstraint::Bound::Lower &&
newGain > gain) newGain > gain) {
gain = newGain; gain = newGain;
LOG(AgcMeanLuminance, Debug)
<< "Apply lower bound: " << gain << " to "
<< newGain;
}
if (constraint.bound == AgcConstraint::Bound::Upper && if (constraint.bound == AgcConstraint::Bound::Upper &&
newGain < gain) newGain < gain) {
gain = newGain; gain = newGain;
LOG(AgcMeanLuminance, Debug)
<< "Apply upper bound: " << gain << " to "
<< newGain;
}
} }
return gain; return gain;