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
62
63
|
/*
* Copyright (C) 2012 Jamie Bullock
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to
* deal in the Software without restriction, including without limitation the
* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
* sell copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
* IN THE SOFTWARE.
*
*/
#ifndef FFT_H
#define FFT_H
#ifdef _MSC_VER
#ifndef __cplusplus
typedef int bool;
#define false 0
#define true 1
#endif
#else
#include <stdbool.h>
#endif
#ifdef USE_OOURA
#include "ooura/fftsg.h"
#else
#ifndef __APPLE__
#error "The target platform is not an Apple one and USE_OOURA was not defined"
#endif
#include <Accelerate/Accelerate.h>
#endif
#ifdef USE_OOURA
typedef struct xtract_ooura_data_
{
int *ooura_ip;
double *ooura_w;
bool initialised;
} xtract_ooura_data;
#else
typedef struct xtract_vdsp_data_
{
FFTSetupD setup;
DSPDoubleSplitComplex fft;
vDSP_Length log2N;
bool initialised;
} xtract_vdsp_data;
#endif
#endif /* Header guard */
|