SpectralSynthesis.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 _SpectralSynthesis_
#define _SpectralSynthesis_

//uncomment this if you want to use Ooura fft instead of fftw 
//#define CLAM_OOURA

#include "ProcessingComposite.hxx"

#include "Array.hxx"
#include "Audio.hxx"
#include "DataTypes.hxx"
#include "DynamicType.hxx"
#include "Err.hxx"
#include "IFFT.hxx"

#include "Frame.hxx"
#include "Segment.hxx"
#include "InControl.hxx"
#include "Spectrum.hxx"
#include "ProcessingData.hxx"
#include "ProcessingDataConfig.hxx"
#include "Processing.hxx"
#include "AudioMultiplier.hxx"
#include "WindowGenerator.hxx"
#include "OverlapAdd.hxx"
#include "CircularShift.hxx"



#include "SpectralAnalysis.hxx"

#include <stdlib.h>

#include "SpectralSynthesisConfig.hxx"

#include "AudioOutPort.hxx"
#include "InPort.hxx"

namespace CLAM {




        /* SpectralSynthesisConfig moved to SpectralSynthesisConfig.hxx */


        class SpectralSynthesis : public ProcessingComposite {

private:
                // Configuration data
                SpectralSynthesisConfig mConfig;


                //internal Processing Data
                Audio                     mAudio0,mAudio1, mAudio2,mAudio3;
                //Spectrum                  Spec;
                Audio                    mSynthWindow;


                //internal Processing Objects
                WindowGenerator                 mPO_AnalWindowGen;
                WindowGenerator                 mPO_SynthWindowGen;
                IFFT                            mPO_IFFT;
                AudioMultiplier            mPO_AudioProduct;
                CircularShift                   mPO_CircularShift;
                        
                // And the interfaces with the outside world.

                
                // Internal convenience methods.

                void AttachChildren();
                bool ConfigureChildren();
                void ConfigureData();

                
                bool ConcreteConfigure(const ProcessingConfig&);

                TInt32 CalculatePowerOfTwo(TInt32 size);

        public:
                SpectralSynthesis(const SpectralSynthesisConfig& cfg);
                SpectralSynthesis();
                ~SpectralSynthesis();

                // Processing Object compliance methods.
                const char *GetClassName() const {return "SpectralSynthesis";}


                const ProcessingConfig &GetConfig() const {return mConfig;}

                bool Do(void);

                bool Do(Spectrum& in, Audio &out);
                
                bool Do(Frame& in);
                bool Do(Segment& in);


                InPort<Spectrum>     mInput;
                AudioOutPort mOutput;


        };

} //end of namespace

#endif //_SpectralSynthesis_