1 /*
2  *  TwoLAME: an optimized MPEG Audio Layer Two encoder
3  *
4  *  Copyright (C) 2001-2004 Michael Cheng
5  *  Copyright (C) 2004-2006 The TwoLAME Project
6  *
7  *  This library is free software; you can redistribute it and/or
8  *  modify it under the terms of the GNU Lesser General Public
9  *  License as published by the Free Software Foundation; either
10  *  version 2.1 of the License, or (at your option) any later version.
11  *
12  *  This library is distributed in the hope that it will be useful,
13  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
14  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
15  *  Lesser General Public License for more details.
16  *
17  *  You should have received a copy of the GNU Lesser General Public
18  *  License along with this library; if not, write to the Free Software
19  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
20  *
21  *  $Id$
22  *
23  */
24 
25 
26 #ifndef	_FFT_H_
27 #define	_FFT_H_
28 
29 //void fft (FLOAT[BLKSIZE], FLOAT[BLKSIZE], FLOAT[BLKSIZE], FLOAT[BLKSIZE], int);
30 
31 void psycho_2_fft(FLOAT * x_real, FLOAT * energy, FLOAT * phi);
32 void psycho_1_fft(FLOAT * x_real, FLOAT * energy, int N);
33 
34 
35 #endif
36 
37 
38 // vim:ts=4:sw=4:nowrap:
39