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1/*
2** FAAD2 - Freeware Advanced Audio (AAC) Decoder including SBR decoding
3** Copyright (C) 2003-2004 M. Bakker, Ahead Software AG, http://www.nero.com
4**
5** This program is free software; you can redistribute it and/or modify
6** it under the terms of the GNU General Public License as published by
7** the Free Software Foundation; either version 2 of the License, or
8** (at your option) any later version.
9**
10** This program is distributed in the hope that it will be useful,
11** but WITHOUT ANY WARRANTY; without even the implied warranty of
12** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13** GNU General Public License for more details.
14**
15** You should have received a copy of the GNU General Public License
16** along with this program; if not, write to the Free Software
17** Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
18**
19** Any non-GPL usage of this software or parts of this software is strictly
20** forbidden.
21**
22** Commercial non-GPL licensing of this software is possible.
23** For more info contact Ahead Software through Mpeg4AAClicense@nero.com.
24**
25** $Id$
26**/
27
28#ifndef __CFFT_H__
29#define __CFFT_H__
30
31#ifdef __cplusplus
32extern "C" {
33#endif
34
35typedef struct
36{
37 uint16_t n;
38 uint16_t ifac[15];
39 complex_t *work;
40 complex_t *tab;
41} cfft_info;
42
43
44void cfftf(cfft_info *cfft, complex_t *c);
45void cfftb(cfft_info *cfft, complex_t *c);
46cfft_info *cffti(uint16_t n);
47void cfftu(cfft_info *cfft);
48
49
50#ifdef __cplusplus
51}
52#endif
53#endif