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Diffstat (limited to 'src/ipa/raspberrypi/controller/rpi/lux.hpp')
| -rw-r--r-- | src/ipa/raspberrypi/controller/rpi/lux.hpp | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/src/ipa/raspberrypi/controller/rpi/lux.hpp b/src/ipa/raspberrypi/controller/rpi/lux.hpp new file mode 100644 index 00000000..eb935409 --- /dev/null +++ b/src/ipa/raspberrypi/controller/rpi/lux.hpp @@ -0,0 +1,42 @@ +/* SPDX-License-Identifier: BSD-2-Clause */ +/* + * Copyright (C) 2019, Raspberry Pi (Trading) Limited + * + * lux.hpp - Lux control algorithm + */ +#pragma once + +#include <atomic> +#include <mutex> + +#include "../lux_status.h" +#include "../algorithm.hpp" + +// This is our implementation of the "lux control algorithm". + +namespace RPi { + +class Lux : public Algorithm +{ +public: + Lux(Controller *controller); + char const *Name() const override; + void Read(boost::property_tree::ptree const ¶ms) override; + void Prepare(Metadata *image_metadata) override; + void Process(StatisticsPtr &stats, Metadata *image_metadata) override; + void SetCurrentAperture(double aperture); + +private: + // These values define the conditions of the reference image, against + // which we compare the new image. + double reference_shutter_speed_; // in micro-seconds + double reference_gain_; + double reference_aperture_; // units of 1/f + double reference_Y_; // out of 65536 + double reference_lux_; + std::atomic<double> current_aperture_; + LuxStatus status_; + std::mutex mutex_; +}; + +} // namespace RPi |