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/* SPDX-License-Identifier: BSD-2-Clause */
/*
* Copyright (C) 2019, Raspberry Pi Ltd
*
* agc.h - AGC/AEC control algorithm
*/
#pragma once
#include <optional>
#include <string>
#include <vector>
#include "../agc_algorithm.h"
#include "agc_channel.h"
namespace RPiController {
struct AgcChannelData {
AgcChannel channel;
std::optional<DeviceStatus> deviceStatus;
StatisticsPtr statistics;
};
class Agc : public AgcAlgorithm
{
public:
Agc(Controller *controller);
char const *name() const override;
int read(const libcamera::YamlObject ¶ms) override;
unsigned int getConvergenceFrames() const override;
std::vector<double> const &getWeights() const override;
void setEv(unsigned int channel, double ev) override;
void setFlickerPeriod(libcamera::utils::Duration flickerPeriod) override;
void setMaxShutter(libcamera::utils::Duration maxShutter) override;
void setFixedShutter(unsigned int channelIndex,
libcamera::utils::Duration fixedShutter) override;
void setFixedAnalogueGain(unsigned int channelIndex,
double fixedAnalogueGain) override;
void setMeteringMode(std::string const &meteringModeName) override;
void setExposureMode(std::string const &exposureModeName) override;
void setConstraintMode(std::string const &contraintModeName) override;
void enableAuto() override;
void disableAuto() override;
void switchMode(CameraMode const &cameraMode, Metadata *metadata) override;
void prepare(Metadata *imageMetadata) override;
void process(StatisticsPtr &stats, Metadata *imageMetadata) override;
void setActiveChannels(const std::vector<unsigned int> &activeChannels) override;
private:
int checkChannel(unsigned int channel) const;
std::vector<AgcChannelData> channelData_;
std::vector<unsigned int> activeChannels_;
unsigned int index_; /* index into the activeChannels_ */
AgcChannelTotalExposures channelTotalExposures_;
};
} /* namespace RPiController */
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