diff options
| author | Jean-Michel Hautbois <jeanmichel.hautbois@ideasonboard.com> | 2021-10-21 07:52:33 +0200 |
|---|---|---|
| committer | Jean-Michel Hautbois <jeanmichel.hautbois@ideasonboard.com> | 2021-10-22 07:30:18 +0200 |
| commit | f1cf01d13b729f0f6efeef07012605577f31ee69 (patch) | |
| tree | 1d440cef8e2fa686d47eba5203b34c7b98524343 /src | |
| parent | a58a784e53f4c350a912aa36a1103ee2f259aedb (diff) | |
ipa: ipu3: agc: Use filtered exposure values
We are filtering the exposure value to limit the gain to apply, but we
are not using the result.
Fix it.
Signed-off-by: Jean-Michel Hautbois <jeanmichel.hautbois@ideasonboard.com>
Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Diffstat (limited to 'src')
| -rw-r--r-- | src/ipa/ipu3/algorithms/agc.cpp | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/src/ipa/ipu3/algorithms/agc.cpp b/src/ipa/ipu3/algorithms/agc.cpp index 984aed53..f5bb3328 100644 --- a/src/ipa/ipu3/algorithms/agc.cpp +++ b/src/ipa/ipu3/algorithms/agc.cpp @@ -158,17 +158,17 @@ void Agc::lockExposureGain(uint32_t &exposure, double &gain) utils::Duration newExposure = 0.0s; if (currentShutter < maxShutterSpeed) { - exposure = std::clamp<uint32_t>(exposure * currentExposure_ / currentExposureNoDg_, + exposure = std::clamp<uint32_t>(exposure * filteredExposure_ / currentExposureNoDg_, minExposureLines_, maxExposureLines_); - newExposure = currentExposure_ / exposure; - gain = std::clamp(gain * currentExposure_ / newExposure, + newExposure = filteredExposure_ / exposure; + gain = std::clamp(gain * filteredExposure_ / newExposure, kMinGain, kMaxGain); } else { - gain = std::clamp(gain * currentExposure_ / currentExposureNoDg_, + gain = std::clamp(gain * filteredExposure_ / currentExposureNoDg_, kMinGain, kMaxGain); - newExposure = currentExposure_ / gain; - exposure = std::clamp<uint32_t>(exposure * currentExposure_ / newExposure, + newExposure = filteredExposure_ / gain; + exposure = std::clamp<uint32_t>(exposure * filteredExposure_ / newExposure, minExposureLines_, maxExposureLines_); } |