fft.h

/* Copyright (C) 2014, 2015 Joren Van Onder */

/* 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 3 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301  USA */

#ifndef FFT_H
#define FFT_H

#define FFTW_WISDOM_FILENAME ".fftw_wisdom"

void cleanup_fft();
fftw_complex *calculate_fft();
double normalize_fft_magnitude(double amplitude, double phase);

#endif