Message ID | 20221124025133.17875-6-laurent.pinchart@ideasonboard.com |
---|---|
State | Accepted |
Headers | show |
Series |
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Related | show |
Hi Laurent On Thu, Nov 24, 2022 at 04:51:29AM +0200, Laurent Pinchart via libcamera-devel wrote: > Support raw capture by allowing manual control of the exposure time and > analogue gain. > > Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> > Reviewed-by: Paul Elder <paul.elder@ideasonboard.com> LGTM Reviewed-by: Jacopo Mondi <jacopo@jmondi.org> Thanks j > --- > Changes since v3: > > - Drop unneeded params null check > --- > src/ipa/rkisp1/algorithms/agc.cpp | 49 ++++++++++++++++++++----------- > src/ipa/rkisp1/algorithms/agc.h | 2 ++ > 2 files changed, 34 insertions(+), 17 deletions(-) > > diff --git a/src/ipa/rkisp1/algorithms/agc.cpp b/src/ipa/rkisp1/algorithms/agc.cpp > index ccbcd4a9583d..6bf92743f4cf 100644 > --- a/src/ipa/rkisp1/algorithms/agc.cpp > +++ b/src/ipa/rkisp1/algorithms/agc.cpp > @@ -62,6 +62,7 @@ static constexpr double kRelativeLuminanceTarget = 0.4; > Agc::Agc() > : frameCount_(0), numCells_(0), numHistBins_(0), filteredExposure_(0s) > { > + supportsRaw_ = true; > } > > /** > @@ -81,7 +82,7 @@ int Agc::configure(IPAContext &context, const IPACameraSensorInfo &configInfo) > 10ms / 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 = true; > + context.activeState.agc.autoEnabled = !context.configuration.raw; > > /* > * According to the RkISP1 documentation: > @@ -123,12 +124,15 @@ void Agc::queueRequest(IPAContext &context, > { > auto &agc = context.activeState.agc; > > - const auto &agcEnable = controls.get(controls::AeEnable); > - if (agcEnable && *agcEnable != agc.autoEnabled) { > - agc.autoEnabled = *agcEnable; > + if (!context.configuration.raw) { > + const auto &agcEnable = controls.get(controls::AeEnable); > + if (agcEnable && *agcEnable != agc.autoEnabled) { > + agc.autoEnabled = *agcEnable; > > - LOG(RkISP1Agc, Debug) > - << (agc.autoEnabled ? "Enabling" : "Disabling") << " AGC"; > + LOG(RkISP1Agc, Debug) > + << (agc.autoEnabled ? "Enabling" : "Disabling") > + << " AGC"; > + } > } > > const auto &exposure = controls.get(controls::ExposureTime); > @@ -368,6 +372,22 @@ double Agc::measureBrightness(const rkisp1_cif_isp_hist_stat *hist) const > return histogram.interQuantileMean(0.98, 1.0); > } > > +void Agc::fillMetadata(IPAContext &context, IPAFrameContext &frameContext, > + ControlList &metadata) > +{ > + utils::Duration exposureTime = context.configuration.sensor.lineDuration > + * frameContext.sensor.exposure; > + metadata.set(controls::AnalogueGain, frameContext.sensor.gain); > + metadata.set(controls::ExposureTime, exposureTime.get<std::micro>()); > + > + /* \todo Use VBlank value calculated from each frame exposure. */ > + uint32_t vTotal = context.configuration.sensor.size.height > + + context.configuration.sensor.defVBlank; > + utils::Duration frameDuration = context.configuration.sensor.lineDuration > + * vTotal; > + metadata.set(controls::FrameDuration, frameDuration.get<std::micro>()); > +} > + > /** > * \brief Process RkISP1 statistics, and run AGC operations > * \param[in] context The shared IPA context > @@ -383,6 +403,11 @@ void Agc::process(IPAContext &context, [[maybe_unused]] const uint32_t frame, > IPAFrameContext &frameContext, const rkisp1_stat_buffer *stats, > ControlList &metadata) > { > + if (!stats) { > + fillMetadata(context, frameContext, metadata); > + return; > + } > + > /* > * \todo Verify that the exposure and gain applied by the sensor for > * this frame match what has been requested. This isn't a hard > @@ -425,17 +450,7 @@ void Agc::process(IPAContext &context, [[maybe_unused]] const uint32_t frame, > computeExposure(context, frameContext, yGain, iqMeanGain); > frameCount_++; > > - utils::Duration exposureTime = context.configuration.sensor.lineDuration > - * frameContext.sensor.exposure; > - metadata.set(controls::AnalogueGain, frameContext.sensor.gain); > - metadata.set(controls::ExposureTime, exposureTime.get<std::micro>()); > - > - /* \todo Use VBlank value calculated from each frame exposure. */ > - uint32_t vTotal = context.configuration.sensor.size.height > - + context.configuration.sensor.defVBlank; > - utils::Duration frameDuration = context.configuration.sensor.lineDuration > - * vTotal; > - metadata.set(controls::FrameDuration, frameDuration.get<std::micro>()); > + fillMetadata(context, frameContext, metadata); > } > > REGISTER_IPA_ALGORITHM(Agc, "Agc") > diff --git a/src/ipa/rkisp1/algorithms/agc.h b/src/ipa/rkisp1/algorithms/agc.h > index a228d0c37768..8a22263741b6 100644 > --- a/src/ipa/rkisp1/algorithms/agc.h > +++ b/src/ipa/rkisp1/algorithms/agc.h > @@ -44,6 +44,8 @@ private: > utils::Duration filterExposure(utils::Duration exposureValue); > double estimateLuminance(const rkisp1_cif_isp_ae_stat *ae, double gain); > double measureBrightness(const rkisp1_cif_isp_hist_stat *hist) const; > + void fillMetadata(IPAContext &context, IPAFrameContext &frameContext, > + ControlList &metadata); > > uint64_t frameCount_; > > -- > Regards, > > Laurent Pinchart >
diff --git a/src/ipa/rkisp1/algorithms/agc.cpp b/src/ipa/rkisp1/algorithms/agc.cpp index ccbcd4a9583d..6bf92743f4cf 100644 --- a/src/ipa/rkisp1/algorithms/agc.cpp +++ b/src/ipa/rkisp1/algorithms/agc.cpp @@ -62,6 +62,7 @@ static constexpr double kRelativeLuminanceTarget = 0.4; Agc::Agc() : frameCount_(0), numCells_(0), numHistBins_(0), filteredExposure_(0s) { + supportsRaw_ = true; } /** @@ -81,7 +82,7 @@ int Agc::configure(IPAContext &context, const IPACameraSensorInfo &configInfo) 10ms / 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 = true; + context.activeState.agc.autoEnabled = !context.configuration.raw; /* * According to the RkISP1 documentation: @@ -123,12 +124,15 @@ void Agc::queueRequest(IPAContext &context, { auto &agc = context.activeState.agc; - const auto &agcEnable = controls.get(controls::AeEnable); - if (agcEnable && *agcEnable != agc.autoEnabled) { - agc.autoEnabled = *agcEnable; + if (!context.configuration.raw) { + const auto &agcEnable = controls.get(controls::AeEnable); + if (agcEnable && *agcEnable != agc.autoEnabled) { + agc.autoEnabled = *agcEnable; - LOG(RkISP1Agc, Debug) - << (agc.autoEnabled ? "Enabling" : "Disabling") << " AGC"; + LOG(RkISP1Agc, Debug) + << (agc.autoEnabled ? "Enabling" : "Disabling") + << " AGC"; + } } const auto &exposure = controls.get(controls::ExposureTime); @@ -368,6 +372,22 @@ double Agc::measureBrightness(const rkisp1_cif_isp_hist_stat *hist) const return histogram.interQuantileMean(0.98, 1.0); } +void Agc::fillMetadata(IPAContext &context, IPAFrameContext &frameContext, + ControlList &metadata) +{ + utils::Duration exposureTime = context.configuration.sensor.lineDuration + * frameContext.sensor.exposure; + metadata.set(controls::AnalogueGain, frameContext.sensor.gain); + metadata.set(controls::ExposureTime, exposureTime.get<std::micro>()); + + /* \todo Use VBlank value calculated from each frame exposure. */ + uint32_t vTotal = context.configuration.sensor.size.height + + context.configuration.sensor.defVBlank; + utils::Duration frameDuration = context.configuration.sensor.lineDuration + * vTotal; + metadata.set(controls::FrameDuration, frameDuration.get<std::micro>()); +} + /** * \brief Process RkISP1 statistics, and run AGC operations * \param[in] context The shared IPA context @@ -383,6 +403,11 @@ void Agc::process(IPAContext &context, [[maybe_unused]] const uint32_t frame, IPAFrameContext &frameContext, const rkisp1_stat_buffer *stats, ControlList &metadata) { + if (!stats) { + fillMetadata(context, frameContext, metadata); + return; + } + /* * \todo Verify that the exposure and gain applied by the sensor for * this frame match what has been requested. This isn't a hard @@ -425,17 +450,7 @@ void Agc::process(IPAContext &context, [[maybe_unused]] const uint32_t frame, computeExposure(context, frameContext, yGain, iqMeanGain); frameCount_++; - utils::Duration exposureTime = context.configuration.sensor.lineDuration - * frameContext.sensor.exposure; - metadata.set(controls::AnalogueGain, frameContext.sensor.gain); - metadata.set(controls::ExposureTime, exposureTime.get<std::micro>()); - - /* \todo Use VBlank value calculated from each frame exposure. */ - uint32_t vTotal = context.configuration.sensor.size.height - + context.configuration.sensor.defVBlank; - utils::Duration frameDuration = context.configuration.sensor.lineDuration - * vTotal; - metadata.set(controls::FrameDuration, frameDuration.get<std::micro>()); + fillMetadata(context, frameContext, metadata); } REGISTER_IPA_ALGORITHM(Agc, "Agc") diff --git a/src/ipa/rkisp1/algorithms/agc.h b/src/ipa/rkisp1/algorithms/agc.h index a228d0c37768..8a22263741b6 100644 --- a/src/ipa/rkisp1/algorithms/agc.h +++ b/src/ipa/rkisp1/algorithms/agc.h @@ -44,6 +44,8 @@ private: utils::Duration filterExposure(utils::Duration exposureValue); double estimateLuminance(const rkisp1_cif_isp_ae_stat *ae, double gain); double measureBrightness(const rkisp1_cif_isp_hist_stat *hist) const; + void fillMetadata(IPAContext &context, IPAFrameContext &frameContext, + ControlList &metadata); uint64_t frameCount_;