iccprofile.h

Go to the documentation of this file.

/*
    SPDX-FileCopyrightText: 2023 Xaver Hugl <xaver.hugl@gmail.com>
 
    SPDX-License-Identifier: GPL-2.0-or-later
*/
#pragma once
 
#include "core/colorspace.h"
#include "kwin_export.h"
 
#include <QMatrix4x4>
#include <QString>
#include <memory>
#include <optional>
 
typedef void *cmsHPROFILE;
 
namespace KWin
{
 
class ColorTransformation;
class ColorLUT3D;
 
class KWIN_EXPORT IccProfile
{
public:
    struct BToATagData
    {
        std::unique_ptr<ColorTransformation> B;
        std::optional<QMatrix4x4> matrix;
        std::unique_ptr<ColorTransformation> M;
        std::unique_ptr<ColorLUT3D> CLut;
        std::unique_ptr<ColorTransformation> A;
    };
 
    explicit IccProfile(cmsHPROFILE handle, const Colorimetry &colorimetry, BToATagData &&bToATag, const std::shared_ptr<ColorTransformation> &vcgt);
    explicit IccProfile(cmsHPROFILE handle, const Colorimetry &colorimetry, const std::shared_ptr<ColorTransformation> &inverseEOTF, const std::shared_ptr<ColorTransformation> &vcgt);
    ~IccProfile();
 
    const BToATagData *BtToATag() const;
    std::shared_ptr<ColorTransformation> inverseEOTF() const;
    std::shared_ptr<ColorTransformation> vcgt() const;
    const Colorimetry &colorimetry() const;
 
    static std::unique_ptr<IccProfile> load(const QString &path);
 
private:
    cmsHPROFILE const m_handle;
    const Colorimetry m_colorimetry;
    const std::optional<BToATagData> m_bToATag;
    const std::shared_ptr<ColorTransformation> m_inverseEOTF;
    const std::shared_ptr<ColorTransformation> m_vcgt;
};
 
}