ImageMod.h

/*
 
MIT License
 
Copyright (c) 2017 FMI Open Development / Markus Peura, first.last@fmi.fi
 
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
 
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
 
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.
 
*/
/*
Part of Rack development has been done in the BALTRAD projects part-financed
by the European Union (European Regional Development Fund and European
Neighbourhood Partnership Instrument, Baltic Sea Region Programme 2007-2013)
*/
#ifndef IMAGE_MODIFIER_H_
#define IMAGE_MODIFIER_H_
 
//#include "drain/util/LinearScaling.h"
#include "drain/util/BeanLike.h"
// #include "drain/image/ drain::ValueScaling.h"
#include "drain/image/Image.h"
//#include "ImageChannel.h"
#include "drain/image/ImageTray.h"
//#include "Sampler.h"
 
 
 
namespace drain {
 
namespace image {
 
 
class ImageMod : public BeanLike {
 
public:
 
    bool physicalScale;
 
 
    virtual inline
    int srcAlpha() const {
        return 0;
    };
 
 
    virtual
    void process(Image & dst) const;
 
 
 
    virtual
    void traverseChannels(ImageTray<Channel> & dst) const;
 
 
 
    //virtual   void traverse rame(ImageFrame & dst) const;
 
 
 
 
    virtual
    inline
    void traverseChannel(Channel & dst) const {
        drain::Logger mout(getImgLog(), __FILE__, __FUNCTION__); //REPL this->name+"(ImageMod)", __FUNCTION__);
        mout.warn("(Channel &): not implemented" );
    };
 
 
    virtual
    inline
    void traverseChannel(Channel & dst, Channel & dstAlpha) const {
        drain::Logger mout(getImgLog(), __FILE__, __FUNCTION__); //REPL this->name+"(ImageMod)", __FUNCTION__);
        mout.debug("(Channel &, Channel &alpha): not implemented" );
    };
 
 
 
    virtual
    inline
    void help(std::ostream & ostr = std::cout) const {
        toStream(ostr);
    }
 
    virtual
    void traverseChannels(ImageFrame & dst) const;
 
protected:
 
    inline
    ImageMod(const std::string &name = __FUNCTION__, const std::string &description="")  :
        // Remove trailing "Op", if it exists. Start find from the end-2
        BeanLike(name.substr(0, name.find("Op", name.size()-2)), description) , physicalScale(true) {
 
    };
 
    inline
    ImageMod(const ImageMod & op) : BeanLike(op) , physicalScale(true) {
    };
 
    inline
    virtual ~ImageMod(){};
 
 
 
    virtual
    void processChannelsSeparately(ImageTray<Channel> & dst) const;
 
 
    /*  This default implementation does nothing.
     */
    virtual
    inline
    void initialize(Image & dst) const {};
 
    /*  This default implementation does nothing.
     */
    virtual
    inline
    void initializeAlpha(const Image & srcAlpha, Image & dstAlpha) const {
        //dstAlpha.initialize(src.getType(), src.getWidth(), src.getHeight(), 1);
    };
 
 
 
};
 
 
 
 
 
 
}  // namespace image
 
}  // namespace drain
 
 
#endif /* IMAGE_OP_H_ */
 
// Drain