43 lines
1.2 KiB
C
43 lines
1.2 KiB
C
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/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
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/*
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QM DSP Library
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Centre for Digital Music, Queen Mary, University of London.
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This file 2005-2006 Christian Landone.
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version. See the file
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COPYING included with this distribution for more information.
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*/
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#ifndef PHASEVOCODER_H
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#define PHASEVOCODER_H
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class FFTReal;
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class PhaseVocoder
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{
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public:
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PhaseVocoder( unsigned int size );
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virtual ~PhaseVocoder();
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void process( double* src, double* mag, double* theta);
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protected:
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void getPhase(unsigned int size, double *theta, double *real, double *imag);
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// void coreFFT( unsigned int NumSamples, double *RealIn, double* ImagIn, double *RealOut, double *ImagOut);
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void getMagnitude( unsigned int size, double* mag, double* real, double* imag);
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void FFTShift( unsigned int size, double* src);
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unsigned int m_n;
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FFTReal *m_fft;
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double *m_imagOut;
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double *m_realOut;
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};
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#endif
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