1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
|
/*****************************************************************************
TRAVIS - Trajectory Analyzer and Visualizer
http://www.travis-analyzer.de/
Copyright (c) 2009-2014 Martin Brehm
2012-2014 Martin Thomas
This file written by Martin Brehm.
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, see <http://www.gnu.org/licenses/>.
*****************************************************************************/
#ifndef FFT_H
#define FFT_H
#include "xobject.h"
#include "backtrace.h"
#include "tools.h"
#include "kiss_fft.h"
#ifdef USE_FFTW
#include "fftw3.h"
#endif
class CFFT : public CxObject
{
public:
CFFT();
~CFFT();
int NextFastSize(int i);
// void PrepareFFT_R2C(int n);
void PrepareFFT_C2C(int n);
void PrepareInverseFFT_C2C(int n);
void DoFFT();
int m_iSize;
float *m_pInput;
float *m_pOutput;
#ifdef USE_FFTW
fftwf_plan m_pPlan;
#else
kiss_fft_cfg m_pKISSCfg;
void KISS_FFT();
#endif
};
#endif
|
