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VxFrmFtorLocMax.h

/*
 *
 *  Copyright (c) 2001, TNO TPD, The Netherlands.
 *  All rights reserved. No part of this software may be handed to or used by persons 
 *  or organisation outside Kenniscentrum Watergraafsmeer (UvA-ISIS, TNO TPD) without 
 *  the written permission of TNO TPD.
 *
 *  Author(s):
 *      Jan Baan (baan@tpd.tno.nl)
 *      Jeroen Vendrig
 *
 * 
 */

#ifndef VxFrmFtorLocMax_h
#define VxFrmFtorLocMax_h

#include "VxFrmFtorNgb.h"

template<class T>
class VxFrmFtorLocMax : public VxFrmFtorNgb {
public:
    VxFrmFtorLocMax(int kernelSize) {
        for(int i=-kernelSize; i<=kernelSize; i++) {
            _kernel.push_back(i);
        }
    }
    
    VxFrmFtorLocMax(std::vector<int> kernel) {
        _kernel = kernel;
    }

    virtual void        Init(int frame) {
        _frameNr = frame;
        _output = 0;
    };

    virtual void        pushInput(int frame, const VxValue& input) {
        T inp;
        input.get(inp);
        if(inp>_output) {
            _output = inp;
        }
    }

    virtual VxValue     getOutput() {
        return VxValue((T) _output);
    }

    virtual std::vector<int> getKernel(int frame) {
        return _kernel;
    }
        
    virtual HxString    getInputClass() const {
        return HxClassName<T>();
    }

    virtual HxString    getOutputClass() const {
        return HxClassName<T>();
    }

    virtual HxString    name() const {
        return HxString("LocalMax");
    }


    virtual VxFrmFtorNgb* clone() const {
        return new VxFrmFtorLocMax(_kernel);
    }
    
private:

    std::vector<int>    _kernel;
    int                 _frameNr;
    T                   _output;
    
};
#endif

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