SpectralGate.hxx

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/*
 * Copyright (c) 2001-2004 MUSIC TECHNOLOGY GROUP (MTG)
 *                         UNIVERSITAT POMPEU FABRA
 *
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 */


#ifndef _SpectralGate_
#define _SpectralGate_

#include "InPort.hxx"
#include "OutPort.hxx"
#include "InControl.hxx"
#include "Frame.hxx"
#include "FrameTransformation.hxx"
#include "FrameTransformationConfig.hxx"

namespace CLAM{

        class SpectralGate: public FrameTransformationTmpl<Spectrum>
        {
                InPort<Spectrum> mIn;
                OutPort<Spectrum> mOut;

        public:
                const char* GetClassName() const
                {
                        return "SpectralGate";
                }

                SpectralGate() 
                        : 
                        mIn("In Spectrum", this), 
                        mOut("Out Spectrum", this) 
                {
                        Configure( FrameTransformationConfig() );
                }

                ~SpectralGate() {}      
                
                virtual bool InitControls()
                { 
                        mAmount.DoControl(-30);
                        
                        return true;
                }
                
                bool Do(const Frame& in, Frame& out)
                {
                        return Do(in.GetSpectrum(), 
                                  out.GetSpectrum());
                }

                bool Do(const Spectrum& in, Spectrum& out);

                bool Do()
                {
                        bool result = Do(mIn.GetData(), mOut.GetData()); 
                        mIn.Consume();
                        mOut.Produce();
                        return result;
                }
        };              
};//namespace CLAM

#endif // _SpectralGate_

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