diff options
Diffstat (limited to 'src/ipa/ipu3/ipu3.cpp')
| -rw-r--r-- | src/ipa/ipu3/ipu3.cpp | 56 |
1 files changed, 27 insertions, 29 deletions
diff --git a/src/ipa/ipu3/ipu3.cpp b/src/ipa/ipu3/ipu3.cpp index cdcdf1fb..1cae08bf 100644 --- a/src/ipa/ipu3/ipu3.cpp +++ b/src/ipa/ipu3/ipu3.cpp @@ -23,24 +23,22 @@ #include <libcamera/base/utils.h> #include <libcamera/control_ids.h> +#include <libcamera/controls.h> #include <libcamera/framebuffer.h> +#include <libcamera/geometry.h> +#include <libcamera/request.h> + #include <libcamera/ipa/ipa_interface.h> #include <libcamera/ipa/ipa_module_info.h> #include <libcamera/ipa/ipu3_ipa_interface.h> -#include <libcamera/request.h> #include "libcamera/internal/mapped_framebuffer.h" #include "libcamera/internal/yaml_parser.h" -#include "algorithms/af.h" -#include "algorithms/agc.h" -#include "algorithms/algorithm.h" -#include "algorithms/awb.h" -#include "algorithms/blc.h" -#include "algorithms/tone_mapping.h" #include "libipa/camera_sensor_helper.h" #include "ipa_context.h" +#include "module.h" /* Minimum grid width, expressed as a number of cells */ static constexpr uint32_t kMinGridWidth = 16; @@ -89,14 +87,14 @@ namespace ipa::ipu3 { * parameter buffer, and adapting the settings of the sensor attached to the * IPU3 CIO2 through sensor-specific V4L2 controls. * - * In fillParamsBuffer(), we populate the ImgU parameter buffer with + * In computeParams(), we populate the ImgU parameter buffer with * settings to configure the device in preparation for handling the frame * queued in the Request. * * When the frame has completed processing, the ImgU will generate a statistics - * buffer which is given to the IPA with processStatsBuffer(). In this we run the + * buffer which is given to the IPA with processStats(). In this we run the * algorithms to parse the statistics and cache any results for the next - * fillParamsBuffer() call. + * computeParams() call. * * The individual algorithms are split into modular components that are called * iteratively to allow them to process statistics from the ImgU in the order @@ -114,7 +112,7 @@ namespace ipa::ipu3 { * blue gains to apply to generate a neutral grey frame overall. * * AGC is handled by calculating a histogram of the green channel to estimate an - * analogue gain and shutter time which will provide a well exposed frame. A + * analogue gain and exposure time which will provide a well exposed frame. A * low-pass IIR filter is used to smooth the changes to the sensor to reduce * perceivable steps. * @@ -157,10 +155,10 @@ public: void unmapBuffers(const std::vector<unsigned int> &ids) override; void queueRequest(const uint32_t frame, const ControlList &controls) override; - void fillParamsBuffer(const uint32_t frame, const uint32_t bufferId) override; - void processStatsBuffer(const uint32_t frame, const int64_t frameTimestamp, - const uint32_t bufferId, - const ControlList &sensorControls) override; + void computeParams(const uint32_t frame, const uint32_t bufferId) override; + void processStats(const uint32_t frame, const int64_t frameTimestamp, + const uint32_t bufferId, + const ControlList &sensorControls) override; protected: std::string logPrefix() const override; @@ -189,7 +187,7 @@ private: }; IPAIPU3::IPAIPU3() - : context_({ {}, {}, { kMaxFrameContexts }, {} }) + : context_(kMaxFrameContexts) { } @@ -217,13 +215,13 @@ void IPAIPU3::updateSessionConfiguration(const ControlInfoMap &sensorControls) /* * When the AGC computes the new exposure values for a frame, it needs - * to know the limits for shutter speed and analogue gain. + * to know the limits for exposure time and analogue gain. * As it depends on the sensor, update it with the controls. * - * \todo take VBLANK into account for maximum shutter speed + * \todo take VBLANK into account for maximum exposure time */ - context_.configuration.agc.minShutterSpeed = minExposure * context_.configuration.sensor.lineDuration; - context_.configuration.agc.maxShutterSpeed = maxExposure * context_.configuration.sensor.lineDuration; + context_.configuration.agc.minExposureTime = minExposure * context_.configuration.sensor.lineDuration; + context_.configuration.agc.maxExposureTime = maxExposure * context_.configuration.sensor.lineDuration; context_.configuration.agc.minAnalogueGain = camHelper_->gain(minGain); context_.configuration.agc.maxAnalogueGain = camHelper_->gain(maxGain); } @@ -313,8 +311,8 @@ int IPAIPU3::init(const IPASettings &settings, /* Clean context */ context_.configuration = {}; - context_.configuration.sensor.lineDuration = sensorInfo.minLineLength - * 1.0s / sensorInfo.pixelRate; + context_.configuration.sensor.lineDuration = + sensorInfo.minLineLength * 1.0s / sensorInfo.pixelRate; /* Load the tuning data file. */ File file(settings.configurationFile); @@ -477,8 +475,8 @@ int IPAIPU3::configure(const IPAConfigInfo &configInfo, context_.frameContexts.clear(); /* Initialise the sensor configuration. */ - context_.configuration.sensor.lineDuration = sensorInfo_.minLineLength - * 1.0s / sensorInfo_.pixelRate; + context_.configuration.sensor.lineDuration = + sensorInfo_.minLineLength * 1.0s / sensorInfo_.pixelRate; context_.configuration.sensor.size = sensorInfo_.outputSize; /* @@ -540,7 +538,7 @@ void IPAIPU3::unmapBuffers(const std::vector<unsigned int> &ids) * Algorithms are expected to fill the IPU3 parameter buffer for the next * frame given their most recent processing of the ImgU statistics. */ -void IPAIPU3::fillParamsBuffer(const uint32_t frame, const uint32_t bufferId) +void IPAIPU3::computeParams(const uint32_t frame, const uint32_t bufferId) { auto it = buffers_.find(bufferId); if (it == buffers_.end()) { @@ -568,7 +566,7 @@ void IPAIPU3::fillParamsBuffer(const uint32_t frame, const uint32_t bufferId) for (auto const &algo : algorithms()) algo->prepare(context_, frame, frameContext, params); - paramsBufferReady.emit(frame); + paramsComputed.emit(frame); } /** @@ -582,9 +580,9 @@ void IPAIPU3::fillParamsBuffer(const uint32_t frame, const uint32_t bufferId) * statistics are passed to each algorithm module to run their calculations and * update their state accordingly. */ -void IPAIPU3::processStatsBuffer(const uint32_t frame, - [[maybe_unused]] const int64_t frameTimestamp, - const uint32_t bufferId, const ControlList &sensorControls) +void IPAIPU3::processStats(const uint32_t frame, + [[maybe_unused]] const int64_t frameTimestamp, + const uint32_t bufferId, const ControlList &sensorControls) { auto it = buffers_.find(bufferId); if (it == buffers_.end()) { |