diff options
Diffstat (limited to 'src/ipa/ipu3/algorithms/agc.cpp')
| -rw-r--r-- | src/ipa/ipu3/algorithms/agc.cpp | 16 |
1 files changed, 10 insertions, 6 deletions
diff --git a/src/ipa/ipu3/algorithms/agc.cpp b/src/ipa/ipu3/algorithms/agc.cpp index b5309bdb..0f85a32e 100644 --- a/src/ipa/ipu3/algorithms/agc.cpp +++ b/src/ipa/ipu3/algorithms/agc.cpp @@ -101,7 +101,8 @@ int Agc::configure(IPAContext &context, /* Configure the default exposure and gain. */ activeState.agc.gain = std::max(minAnalogueGain_, kMinAnalogueGain); - activeState.agc.exposure = 10ms / configuration.sensor.lineDuration; + activeState.agc.exposure = 10ms / + std::chrono::duration(configuration.sensor.lineDuration); frameCount_ = 0; return 0; @@ -241,17 +242,20 @@ void Agc::computeExposure(IPAContext &context, IPAFrameContext &frameContext, * increase the gain. */ utils::Duration shutterTime = - std::clamp<utils::Duration>(exposureValue / minAnalogueGain_, - minShutterSpeed_, maxShutterSpeed_); - double stepGain = std::clamp(exposureValue / shutterTime, - minAnalogueGain_, maxAnalogueGain_); + std::clamp<utils::Duration>(std::chrono::duration(exposureValue) / + minAnalogueGain_, + minShutterSpeed_, maxShutterSpeed_); + double stepGain = std::clamp(std::chrono::duration(exposureValue) / + std::chrono::duration(shutterTime), + minAnalogueGain_, maxAnalogueGain_); LOG(IPU3Agc, Debug) << "Divided up shutter and gain are " << shutterTime << " and " << stepGain; IPAActiveState &activeState = context.activeState; /* Update the estimated exposure and gain. */ - activeState.agc.exposure = shutterTime / configuration.sensor.lineDuration; + activeState.agc.exposure = std::chrono::duration(shutterTime) / + std::chrono::duration(configuration.sensor.lineDuration); activeState.agc.gain = stepGain; } |