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/* SPDX-License-Identifier: BSD-2-Clause */
/*
 * Copyright (C) 2019, Raspberry Pi (Trading) Limited
 *
 * noise.hpp - Noise control algorithm
 */
#pragma once

#include "../algorithm.hpp"
#include "../noise_status.h"

// This is our implementation of the "noise algorithm".

namespace RPiController {

class Noise : public Algorithm
{
public:
	Noise(Controller *controller);
	char const *Name() const override;
	void SwitchMode(CameraMode const &camera_mode, Metadata *metadata) override;
	void Read(boost::property_tree::ptree const &params) override;
	void Prepare(Metadata *image_metadata) override;

private:
	// the noise profile for analogue gain of 1.0
	double reference_constant_;
	double reference_slope_;
	double mode_factor_;
};

} // namespace RPiController
er_t &buffer, Camera3RequestDescriptor *request); ~StreamBuffer(); StreamBuffer(StreamBuffer &&); StreamBuffer &operator=(StreamBuffer &&); CameraStream *stream; buffer_handle_t *camera3Buffer; std::unique_ptr<HALFrameBuffer> frameBuffer; libcamera::UniqueFD fence; Status status = Status::Success; libcamera::FrameBuffer *internalBuffer = nullptr; const libcamera::FrameBuffer *srcBuffer = nullptr; std::unique_ptr<CameraBuffer> dstBuffer; Camera3RequestDescriptor *request; private: LIBCAMERA_DISABLE_COPY(StreamBuffer) }; /* Keeps track of streams requiring post-processing. */ std::map<CameraStream *, StreamBuffer *> pendingStreamsToProcess_ LIBCAMERA_TSA_GUARDED_BY(streamsProcessMutex_); libcamera::Mutex streamsProcessMutex_; Camera3RequestDescriptor(libcamera::Camera *camera, const camera3_capture_request_t *camera3Request); ~Camera3RequestDescriptor(); bool isPending() const { return !complete_; } uint32_t frameNumber_ = 0; std::vector<StreamBuffer> buffers_; CameraMetadata settings_; std::unique_ptr<libcamera::Request> request_; std::unique_ptr<CameraMetadata> resultMetadata_; bool complete_ = false; Status status_ = Status::Success; private: LIBCAMERA_DISABLE_COPY(Camera3RequestDescriptor) };