diff options
Diffstat (limited to 'src/ipa/raspberrypi/raspberrypi.cpp')
| -rw-r--r-- | src/ipa/raspberrypi/raspberrypi.cpp | 37 |
1 files changed, 11 insertions, 26 deletions
diff --git a/src/ipa/raspberrypi/raspberrypi.cpp b/src/ipa/raspberrypi/raspberrypi.cpp index 3f1afb84..c10e57e0 100644 --- a/src/ipa/raspberrypi/raspberrypi.cpp +++ b/src/ipa/raspberrypi/raspberrypi.cpp @@ -224,9 +224,6 @@ private: Duration minFrameDuration_; Duration maxFrameDuration_; - /* Maximum gain code for the sensor. */ - uint32_t maxSensorGainCode_; - /* Track the frame length times over FrameLengthsQueueSize frames. */ std::deque<Duration> frameLengths_; Duration lastTimeout_; @@ -455,8 +452,6 @@ int IPARPi::configure(const IPACameraSensorInfo &sensorInfo, const IPAConfig &ip } } - maxSensorGainCode_ = sensorCtrls_.at(V4L2_CID_ANALOGUE_GAIN).max().get<int32_t>(); - /* Setup a metadata ControlList to output metadata. */ libcameraMetadata_ = ControlList(controls::controls); @@ -517,26 +512,17 @@ int IPARPi::configure(const IPACameraSensorInfo &sensorInfo, const IPAConfig &ip * based on the current sensor mode. */ ControlInfoMap::Map ctrlMap = ipaControls; - const Duration minSensorFrameDuration = mode_.minFrameLength * mode_.minLineLength; - const Duration maxSensorFrameDuration = mode_.maxFrameLength * mode_.maxLineLength; ctrlMap[&controls::FrameDurationLimits] = - ControlInfo(static_cast<int64_t>(minSensorFrameDuration.get<std::micro>()), - static_cast<int64_t>(maxSensorFrameDuration.get<std::micro>())); + ControlInfo(static_cast<int64_t>(mode_.minFrameDuration.get<std::micro>()), + static_cast<int64_t>(mode_.maxFrameDuration.get<std::micro>())); ctrlMap[&controls::AnalogueGain] = - ControlInfo(1.0f, static_cast<float>(helper_->gain(maxSensorGainCode_))); - - /* - * Calculate the max exposure limit from the frame duration limit as V4L2 - * will limit the maximum control value based on the current VBLANK value. - */ - Duration maxShutter = Duration::max(); - helper_->getBlanking(maxShutter, minSensorFrameDuration, maxSensorFrameDuration); - const uint32_t exposureMin = sensorCtrls_.at(V4L2_CID_EXPOSURE).min().get<int32_t>(); + ControlInfo(static_cast<float>(mode_.minAnalogueGain), + static_cast<float>(mode_.maxAnalogueGain)); ctrlMap[&controls::ExposureTime] = - ControlInfo(static_cast<int32_t>(helper_->exposure(exposureMin, mode_.minLineLength).get<std::micro>()), - static_cast<int32_t>(maxShutter.get<std::micro>())); + ControlInfo(static_cast<int32_t>(mode_.minShutter.get<std::micro>()), + static_cast<int32_t>(mode_.maxShutter.get<std::micro>())); /* Declare Autofocus controls, only if we have a controllable lens */ if (lensPresent_) @@ -1496,9 +1482,6 @@ void IPARPi::applyAWB(const struct AwbStatus *awbStatus, ControlList &ctrls) void IPARPi::applyFrameDurations(Duration minFrameDuration, Duration maxFrameDuration) { - const Duration minSensorFrameDuration = mode_.minFrameLength * mode_.minLineLength; - const Duration maxSensorFrameDuration = mode_.maxFrameLength * mode_.maxLineLength; - /* * This will only be applied once AGC recalculations occur. * The values may be clamped based on the sensor mode capabilities as well. @@ -1506,9 +1489,9 @@ void IPARPi::applyFrameDurations(Duration minFrameDuration, Duration maxFrameDur minFrameDuration_ = minFrameDuration ? minFrameDuration : defaultMaxFrameDuration; maxFrameDuration_ = maxFrameDuration ? maxFrameDuration : defaultMinFrameDuration; minFrameDuration_ = std::clamp(minFrameDuration_, - minSensorFrameDuration, maxSensorFrameDuration); + mode_.minFrameDuration, mode_.maxFrameDuration); maxFrameDuration_ = std::clamp(maxFrameDuration_, - minSensorFrameDuration, maxSensorFrameDuration); + mode_.minFrameDuration, mode_.maxFrameDuration); maxFrameDuration_ = std::max(maxFrameDuration_, minFrameDuration_); /* Return the validated limits via metadata. */ @@ -1531,6 +1514,8 @@ void IPARPi::applyFrameDurations(Duration minFrameDuration, Duration maxFrameDur void IPARPi::applyAGC(const struct AgcStatus *agcStatus, ControlList &ctrls) { + const int32_t minGainCode = helper_->gainCode(mode_.minAnalogueGain); + const int32_t maxGainCode = helper_->gainCode(mode_.maxAnalogueGain); int32_t gainCode = helper_->gainCode(agcStatus->analogueGain); /* @@ -1538,7 +1523,7 @@ void IPARPi::applyAGC(const struct AgcStatus *agcStatus, ControlList &ctrls) * DelayedControls. The AGC will correctly handle a lower gain returned * by the sensor, provided it knows the actual gain used. */ - gainCode = std::min<int32_t>(gainCode, maxSensorGainCode_); + gainCode = std::clamp<int32_t>(gainCode, minGainCode, maxGainCode); /* getBlanking might clip exposure time to the fps limits. */ Duration exposure = agcStatus->shutterTime; |