ConvertPixelFormat.hpp

/*
 *  Copyright 2011, 2012 Lukas Jirkovsky
 *
 *  This file is part of FotoSHOCKcore.
 *
 *  FotoSHOCKcore is free software: you can redistribute it and/or modify it
 *  under the terms of the GNU Lesser General Public License as published by
 *  the Free Software Foundation, version 3 of the License.
 *
 *  FotoSHOCKcore is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU Lesser General Public License for more details.
 *
 *  You should have received a copy of the GNU Lesser General Public License
 *  along with FotoSHOCKcore.  If not, see <http://www.gnu.org/licenses/>.
 */

#ifndef CONVERTPIXELFORMAT_H
#define CONVERTPIXELFORMAT_H

#include "ImageOperation.hpp"
#include "ImageBuffer.hpp"

namespace FotoSHOCKcore {

class ConvertPixelFormatDescr : public ImageOperationDescriptor {
    public:
        ConvertPixelFormatDescr(cmsUInt32Number intent = INTENT_PERCEPTUAL);

        virtual const char* name() {return "Pixel format Conversion";}
        virtual const char* description() {return "Converts the format of an image.";}
        virtual ImageOperationType operationType() {return ImageOperationDescriptor::TypeConvertFormat;}
        virtual ImageOperation* operation();
        virtual InputProto inputPrototype();
        virtual OutputProto outputPrototype();
    private:
        cmsUInt32Number m_intent;
};

class ConvertPixelFormat : public ImageOperation {
    public:
        ConvertPixelFormat(cmsUInt32Number intent = INTENT_PERCEPTUAL);

        void intent(cmsUInt32Number intent);

        virtual void runOperation(const Inputs& sources, const Outputs& dest, vector<UpdateInfo>& ROI, const long stamp);
    private:
        cmsUInt32Number m_intent;

        template<ValueType::Enum SrcFormat>
        void selectDestPixelFormat(MipMap* src, MipMap* dest, vector<UpdateInfo>& ROI, const long stamp);
        template<ValueType::Enum SrcFormat, ValueType::Enum DestFormat>
        void convertPixelFormat(MipMap* src, MipMap* dest, vector<UpdateInfo>& ROI, const long stamp);

        template<ValueType::Enum SrcFormat, ValueType::Enum DestFormat>
        void convertValueType(MipMap* src, MipMap* dest, vector<UpdateInfo>& ROI, const long stamp);
        template<ValueType::Enum SrcFormat, ValueType::Enum DestFormat>
        void convertColorSpace(MipMap* src, MipMap* dest, vector<UpdateInfo>& ROI, const long stamp);
};

}

#endif