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-rw-r--r--src/ipa/rkisp1/algorithms/agc.cpp11
1 files changed, 6 insertions, 5 deletions
diff --git a/src/ipa/rkisp1/algorithms/agc.cpp b/src/ipa/rkisp1/algorithms/agc.cpp
index e5aeb342..42f158fc 100644
--- a/src/ipa/rkisp1/algorithms/agc.cpp
+++ b/src/ipa/rkisp1/algorithms/agc.cpp
@@ -76,7 +76,7 @@ int Agc::configure(IPAContext &context, const IPACameraSensorInfo &configInfo)
/* Configure the default exposure and gain. */
context.activeState.agc.automatic.gain = context.configuration.sensor.minAnalogueGain;
context.activeState.agc.automatic.exposure =
- 10ms / context.configuration.sensor.lineDuration;
+ 10ms / std::chrono::duration(context.configuration.sensor.lineDuration);
context.activeState.agc.manual.gain = context.activeState.agc.automatic.gain;
context.activeState.agc.manual.exposure = context.activeState.agc.automatic.exposure;
context.activeState.agc.autoEnabled = !context.configuration.raw;
@@ -135,7 +135,7 @@ void Agc::queueRequest(IPAContext &context,
const auto &exposure = controls.get(controls::ExposureTime);
if (exposure && !agc.autoEnabled) {
agc.manual.exposure = *exposure * 1.0us
- / context.configuration.sensor.lineDuration;
+ / std::chrono::duration(context.configuration.sensor.lineDuration);
LOG(RkISP1Agc, Debug)
<< "Set exposure to " << agc.manual.exposure;
@@ -303,16 +303,17 @@ void Agc::computeExposure(IPAContext &context, IPAFrameContext &frameContext,
* Push the shutter time up to the maximum first, and only then
* increase the gain.
*/
- utils::Duration shutterTime = std::clamp<utils::Duration>(exposureValue / minAnalogueGain,
+ utils::Duration shutterTime = std::clamp<utils::Duration>(std::chrono::duration(exposureValue) / minAnalogueGain,
minShutterSpeed, maxShutterSpeed);
- double stepGain = std::clamp(exposureValue / shutterTime,
+ double stepGain = std::clamp(exposureValue / std::chrono::duration(shutterTime),
minAnalogueGain, maxAnalogueGain);
LOG(RkISP1Agc, Debug) << "Divided up shutter and gain are "
<< shutterTime << " and "
<< stepGain;
/* Update the estimated exposure and gain. */
- activeState.agc.automatic.exposure = shutterTime / configuration.sensor.lineDuration;
+ activeState.agc.automatic.exposure = std::chrono::duration(shutterTime) /
+ std::chrono::duration(configuration.sensor.lineDuration);
activeState.agc.automatic.gain = stepGain;
}