---

FGradientNormOp.hpp

#ifndef __FGradientNormOp__
#define __FGradientNormOp__



#include <stdio.h>

#include "AbsFImageFilter.hpp"



class FGradientNormOp : public  AbsFImageFilter
{
protected:

int                     w1,h1;
FImage*         reference;

public:
        
FGradientNormOp(){reference=0; w1=h1=0;}
virtual ~FGradientNormOp(){reference=0;}

// point based computations
// ------------------------
virtual void setReference(FImage* im)
        { reference= im; w1=reference->getWidth()-1; h1= reference->getHeight()-1;}

virtual float get(int x, int y);                        // if no side effects
// borders
virtual float getN(int x);
virtual float getE(int y);
virtual float getS(int x);
virtual float getW(int y);
// corners
virtual float getNW();
virtual float getNE();
virtual float getSE();
virtual float getSW();

// single shot filtering
virtual FImage* filter(FImage* src, FImage* dest=0);
virtual FImage* selectedFilter(AnImage* mask, FImage* src, FImage* dest=0)
                { return filter(src, dest); }

virtual void report(FILE* file){ fprintf(file,"Central Gradient Norm\n"); }
};


#endif

Restoreinpaint sourceforge project `C++/Java Image Processing, Restoration, Inpainting Project'.

Bernard De Cuyper: Open Project Leader: Concept, design and development. Bernard De Cuyper & Eddy Fraiha 2002, 2003. Bernard De Cuyper 2004. Open and free, for friendly usage only. Modifications on Belgium ground of this piece of artistic work, by governement institutions or companies, must be notified to Bernard De Cuyper.