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VxFrmFtorSeqToIm.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 VxFrmFtorSeqToIm_h
#define VxFrmFtorSeqToIm_h


#include "HxImageSeq.h"
#include "VxFrmFtorUfo.h"

class VxFrmFtorSeqToIm : public VxFrmFtorUfo {
public:
    VxFrmFtorSeqToIm(HxImageSeq seq) : _seq(seq) {};
    
    virtual VxValue doIt(int frame, const VxValue& input) {
        // edge condition: return first of last frame if framenr is out of boundaries
        if(frame<0)
            frame = 0;
        if(frame>=_seq.nrFrames())
            frame = _seq.nrFrames()-1;
        
        return VxValue(_seq.getFrame(frame));
        
    };
    
    virtual HxString    getInputClass() const {
        return HxString("");
    }
    virtual HxString    getOutputClass() const {
        return HxString("HxImageRep");
    }

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

    virtual VxFrmFtorUfo* clone() const {
        return new VxFrmFtorSeqToIm(_seq);
    }
    
private:
    HxImageSeq          _seq;
};



#endif

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