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/* SPDX-License-Identifier: LGPL-2.1-or-later */
/*
* Copyright (C) 2024, Ideas On Board
*
* RkISP1 Color Correction Matrix control algorithm
*/
#pragma once
#include <linux/rkisp1-config.h>
#include "libipa/matrix.h"
#include "libipa/matrix_interpolator.h"
#include "algorithm.h"
namespace libcamera {
namespace ipa::rkisp1::algorithms {
class Ccm : public Algorithm
{
public:
Ccm() {}
~Ccm() = default;
int init(IPAContext &context, const YamlObject &tuningData) override;
void prepare(IPAContext &context, const uint32_t frame,
IPAFrameContext &frameContext,
rkisp1_params_cfg *params) override;
void process(IPAContext &context, const uint32_t frame,
IPAFrameContext &frameContext,
const rkisp1_stat_buffer *stats,
ControlList &metadata) override;
private:
void parseYaml(const YamlObject &tuningData);
void setParameters(rkisp1_params_cfg *params,
const Matrix<float, 3, 3> &matrix,
const Matrix<int16_t, 3, 1> &offsets);
unsigned int ct_;
MatrixInterpolator<float, 3, 3> ccm_;
MatrixInterpolator<int16_t, 3, 1> offsets_;
};
} /* namespace ipa::rkisp1::algorithms */
} /* namespace libcamera */
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