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Diffstat (limited to 'src/sndobj/IFFT.h')
-rw-r--r-- | src/sndobj/IFFT.h | 88 |
1 files changed, 0 insertions, 88 deletions
diff --git a/src/sndobj/IFFT.h b/src/sndobj/IFFT.h deleted file mode 100644 index e748a68..0000000 --- a/src/sndobj/IFFT.h +++ /dev/null @@ -1,88 +0,0 @@ - -//////////////////////////////////////////////////////////////////////// -// This file is part of the SndObj library -// -// 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 -// -// Copyright (c)Victor Lazzarini, 1997-2004 -// See License.txt for a disclaimer of all warranties -// and licensing information - -////////////////////////////////////////////////////// -// IFFT.h: interface of the IFFT class: -// short-time inverse fast fourier transform -// using the FFTW library (v. 2.1.3) -// Victor Lazzarini, 2003 -///////////////////////////////////////////////////////// - -#ifndef _IFFT_H -#define _IFFT_H -#include <rfftw/rfftw.h> -#include "Table.h" -#include "SndObj.h" - -class IFFT : public SndObj { - - protected: - - // m_vecsize is hopsize - // and fftsize is always a whole-number - // multiple of it. - - int m_fftsize; - int m_hopsize; // hopsize - int m_halfsize; // 1/2 fftsize - int *m_counter; // counter - rfftw_plan m_plan; // FFTW initialisation - double m_fund; - - int m_frames; // frame overlaps - double** m_sigframe; // signal frames - double* m_ffttmp; // tmp vector for fft transform - int m_cur; // index into current frame - - Table* m_table; // window - - // reset memory and initialisation - void ReInit(); - - private: - // ifft wrapper method - void inline ifft(double* signal); - - - - public: - - IFFT(); - IFFT(Table* window, SndObj* input, int fftsize = DEF_FFTSIZE, - int hopsize=DEF_VECSIZE, double sr=DEF_SR); - ~IFFT(); - - - int GetFFTSize() { return m_fftsize; } - int GetHopSize() { return m_hopsize; } - void SetWindow(Table* window){ m_table = window;} - int Connect(char* mess, void* input); - int Set(char* mess, double value); - virtual void SetFFTSize(int fftsize); - virtual void SetHopSize(int hopsize); - - short DoProcess(); - - -}; - -#endif |