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FVanVieltGradientIirOp.hpp

#ifndef __FVanVieltGradientIirOp__
#define __FVanVieltGradientIirOp__


#include <stdio.h>

#include "AbsFImageFilter.hpp"

class FVanVieltGradientIirOp: public  AbsFImageFilter
{
protected:

bool                    scalingCorrection;
int                     direction;

// basic filter parameters
double          sigma;
double          q;

double          b0;
double          b1;
double          b2;
double          b3;
float                   B;
float                   B_2;

float                   b1_b0;          // b1/b0 avoid divisions
float                   b2_b0;
float                   b3_b0;

protected:

virtual double computeQfromSigma(double asigma);
virtual void computeBparameters();                              // b0,..., B

public:
        
FVanVieltGradientIirOp(int dir=0, double asigma=1.0, bool scalingCorrect=true);
virtual ~FVanVieltGradientIirOp(){}

// single shot filtering
virtual FImage* filter(FImage* src, int dir, FImage* dest);

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,"Float Recursive 2d Blur Operator\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.