/usr/include/CLAM/SinusoidalSynthesis.hxx is in libclam-dev 1.4.0-5.2.
This file is owned by root:root, with mode 0o644.
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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 _SinusoidalSynthesis_
#define _SinusoidalSynthesis_
#include "SMSSynthesisConfig.hxx"
#include "ProcessingComposite.hxx"
#include "Array.hxx"
#include "Audio.hxx"
#include "DataTypes.hxx"
#include "DynamicType.hxx"
#include "Err.hxx"
#include "Frame.hxx"
#include "Segment.hxx"
#include "InControl.hxx"
#include "Spectrum.hxx"
#include "ProcessingData.hxx"
#include "ProcessingDataConfig.hxx"
#include "Processing.hxx"
#include "SynthSineSpectrum.hxx"
#include "PhaseManagement.hxx"
#include "SpectralSynthesis.hxx"
#include "SpectrumAdder2.hxx"
#include "SMSAnalysis.hxx"
#include "InPort.hxx"
#include "OutPort.hxx"
#include "AudioOutPort.hxx"
#include <stdlib.h>
namespace CLAM {
/** This is a processing object class that performs a sinusoidal resynthesis
* given a set of spectral peaks. Because it performs only one IFFT rather
* than the three performed by SMSSynthesis and it does not have process
* the residual, it requires approximately half the CPU cycles needed
* by SMSSynthesis, and it uses a lot less memory.
*
* \author greg kellum [gkellum@iua.upf.edu] 08/02/2007
* \since CLAM v1.2
*/
class SinusoidalSynthesis : public ProcessingComposite {
private:
// Configuration data
typedef SMSSynthesisConfig Config;
Config mConfig;
int mCurrentFrame;
//internal Processing Objects
SpectralSynthesis mSinSpectralSynthesis;
SynthSineSpectrum mSynthSineSpectrum;
PhaseManagement mPhaseMan;
SpectrumAdder2 mSpectrumAdder;
OverlapAdd mOverlapAddSin;
/** internal data members used for convenience */
Audio mAudioFrame;
// Internal convenience methods.
void AttachChildren();
bool ConfigureChildren();
void ConfigureData();
/** Configuration method */
bool ConcreteConfigure(const ProcessingConfig&);
TInt32 CalculatePowerOfTwo(TInt32 size);
public:
SinusoidalSynthesis(const Config& cfg = Config());
~SinusoidalSynthesis();
// Processing Object compliance methods.
const char *GetClassName() const {return "SinusoidalSynthesis";}
const ProcessingConfig &GetConfig() const {return mConfig;}
/** Supervised mode execution */
bool Do(void);
/** non-supervised Do method. Produces as output the sinusoidal spectrum, the global spectrum.
* and the sinusoidal, residual and globar audio frames. If this overload is used directly
* you must set the controls for current time and current pitch from the outside.*/
bool Do(SpectralPeakArray& inputSinusoidalPeaks,
Spectrum& outputSpectrum,
Audio& outputAudio);
/** non-supervised Do method. SinusoidalSynthesis produces, as side effect, also some output Spectrums.
* Use this overload if you do not care about these spectrums and just need the output audio.
* If this overload is used directly you must set the controls for current time and current pitch from the outside.
*/
bool Do(SpectralPeakArray& inputSinusoidal, Audio& outputAudio);
/** non-supervised Do method: works on a CLAM::Frame */
bool Do(Frame& in);
/** non-supervised Do method: works on a CLAM::Segment. Processes current frame in the
* segment and increments segment internal counter. */
bool Do(Segment& in);
protected:
void InitFrame(Frame& in);
/** Ports */
InPort<SpectralPeakArray> mInputSinSpectralPeaks;
OutPort<Spectrum> mOutputSinSpectrum;
OutPort<Spectrum> mOutputSpectrum;
AudioOutPort mOutputAudio;
public:
//Controls
FloatInControl mCurrentTimeControl;
FloatInControl mCurrentPitch;
};
}; //end of namespace
#endif //_SinusoidalSynthesis_
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