ref: 7ab1c9ece6e293660fe3c81effa45058a795fc17
dir: /libfaac/fft.h/
/* * FAAC - Freeware Advanced Audio Coder * $Id: fft.h,v 1.3 2002/08/21 16:52:52 knik Exp $ * Copyright (C) 2002 Krzysztof Nikiel * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This library 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 * Lesser General Public License for more details. * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA * */ #ifndef _FFT_H_ #define _FFT_H_ void rfft(double *x, int logm); void fft(double *xr, double *xi, int logm); void ffti(double *xr, double *xi, int logm); #endif