summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
Diffstat
-rw-r--r--src/ipa/ipu3/algorithms/agc.cpp13
-rw-r--r--src/ipa/rkisp1/algorithms/agc.cpp11
-rw-r--r--src/ipa/rpi/cam_helper/cam_helper.cpp6
-rw-r--r--src/ipa/rpi/cam_helper/cam_helper_imx296.cpp3
-rw-r--r--src/ipa/rpi/controller/rpi/agc_channel.cpp11
-rw-r--r--src/ipa/rpi/controller/rpi/lux.cpp3
6 files changed, 28 insertions, 19 deletions
diff --git a/src/ipa/ipu3/algorithms/agc.cpp b/src/ipa/ipu3/algorithms/agc.cpp
index 606a237a..632d1fe3 100644
--- a/src/ipa/ipu3/algorithms/agc.cpp
+++ b/src/ipa/ipu3/algorithms/agc.cpp
@@ -240,17 +240,20 @@ 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;
}
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;
}
diff --git a/src/ipa/rpi/cam_helper/cam_helper.cpp b/src/ipa/rpi/cam_helper/cam_helper.cpp
index ddd5e9a4..7e29373b 100644
--- a/src/ipa/rpi/cam_helper/cam_helper.cpp
+++ b/src/ipa/rpi/cam_helper/cam_helper.cpp
@@ -71,7 +71,7 @@ void CamHelper::process([[maybe_unused]] StatisticsPtr &stats,
uint32_t CamHelper::exposureLines(const Duration exposure, const Duration lineLength) const
{
- return exposure / lineLength;
+ return std::chrono::duration(exposure) / std::chrono::duration(lineLength);
}
Duration CamHelper::exposure(uint32_t exposureLines, const Duration lineLength) const
@@ -93,8 +93,8 @@ std::pair<uint32_t, uint32_t> CamHelper::getBlanking(Duration &exposure,
* frameLengthMax gets calculated on the smallest line length as we do
* not want to extend that unless absolutely necessary.
*/
- frameLengthMin = minFrameDuration / mode_.minLineLength;
- frameLengthMax = maxFrameDuration / mode_.minLineLength;
+ frameLengthMin = std::chrono::duration(minFrameDuration) / std::chrono::duration(mode_.minLineLength);
+ frameLengthMax = std::chrono::duration(maxFrameDuration) / std::chrono::duration(mode_.minLineLength);
/*
* Watch out for (exposureLines + frameIntegrationDiff_) overflowing a
diff --git a/src/ipa/rpi/cam_helper/cam_helper_imx296.cpp b/src/ipa/rpi/cam_helper/cam_helper_imx296.cpp
index ecb845e7..c5180de5 100644
--- a/src/ipa/rpi/cam_helper/cam_helper_imx296.cpp
+++ b/src/ipa/rpi/cam_helper/cam_helper_imx296.cpp
@@ -57,7 +57,8 @@ double CamHelperImx296::gain(uint32_t gainCode) const
uint32_t CamHelperImx296::exposureLines(const Duration exposure,
[[maybe_unused]] const Duration lineLength) const
{
- return std::max<uint32_t>(minExposureLines, (exposure - 14.26us) / timePerLine);
+ return std::max<uint32_t>(minExposureLines, std::chrono::duration(exposure - 14.26us) /
+ std::chrono::duration(timePerLine));
}
Duration CamHelperImx296::exposure(uint32_t exposureLines,
diff --git a/src/ipa/rpi/controller/rpi/agc_channel.cpp b/src/ipa/rpi/controller/rpi/agc_channel.cpp
index 3957dbc3..e856289a 100644
--- a/src/ipa/rpi/controller/rpi/agc_channel.cpp
+++ b/src/ipa/rpi/controller/rpi/agc_channel.cpp
@@ -473,7 +473,8 @@ void AgcChannel::prepare(Metadata *imageMetadata)
Duration actualExposure = deviceStatus.shutterSpeed *
deviceStatus.analogueGain;
if (actualExposure) {
- double digitalGain = totalExposureValue / actualExposure;
+ double digitalGain = std::chrono::duration(totalExposureValue) /
+ std::chrono::duration(actualExposure);
LOG(RPiAgc, Debug) << "Want total exposure " << totalExposureValue;
/*
* Never ask for a gain < 1.0, and also impose
@@ -925,7 +926,8 @@ void AgcChannel::divideUpExposure()
}
if (status_.fixedAnalogueGain == 0.0) {
if (exposureMode_->gain[stage] * shutterTime >= exposureValue) {
- analogueGain = exposureValue / shutterTime;
+ analogueGain = std::chrono::duration(exposureValue) /
+ std::chrono::duration(shutterTime);
break;
}
analogueGain = exposureMode_->gain[stage];
@@ -941,10 +943,11 @@ void AgcChannel::divideUpExposure()
*/
if (!status_.fixedShutter && !status_.fixedAnalogueGain &&
status_.flickerPeriod) {
- int flickerPeriods = shutterTime / status_.flickerPeriod;
+ int flickerPeriods = std::chrono::duration(shutterTime) /
+ std::chrono::duration(status_.flickerPeriod);
if (flickerPeriods) {
Duration newShutterTime = flickerPeriods * status_.flickerPeriod;
- analogueGain *= shutterTime / newShutterTime;
+ analogueGain *= shutterTime / std::chrono::duration(newShutterTime);
/*
* We should still not allow the ag to go over the
* largest value in the exposure mode. Note that this
diff --git a/src/ipa/rpi/controller/rpi/lux.cpp b/src/ipa/rpi/controller/rpi/lux.cpp
index 06625f3a..49a7af00 100644
--- a/src/ipa/rpi/controller/rpi/lux.cpp
+++ b/src/ipa/rpi/controller/rpi/lux.cpp
@@ -84,7 +84,8 @@ void Lux::process(StatisticsPtr &stats, Metadata *imageMetadata)
double currentY = stats->yHist.interQuantileMean(0, 1);
double gainRatio = referenceGain_ / currentGain;
double shutterSpeedRatio =
- referenceShutterSpeed_ / deviceStatus.shutterSpeed;
+ std::chrono::duration(referenceShutterSpeed_) /
+ std::chrono::duration(deviceStatus.shutterSpeed);
double apertureRatio = referenceAperture_ / currentAperture;
double yRatio = currentY * (65536 / stats->yHist.bins()) / referenceY_;
double estimatedLux = shutterSpeedRatio * gainRatio *
generated by cgit v1.2.1 (git 2.18.0) at 2024-11-22 13:45:51 +0000