#include <stdlib.h>
#include <stdio.h>
#include <math.h>
#include <string.h>
Go to the source code of this file.
Classes | |
struct | kiss_fft_cpx |
Macros | |
#define | KISS_FFT_ALIGN_CHECK(ptr) |
#define | KISS_FFT_ALIGN_SIZE_UP(size) (size) |
#define | KISS_FFT_API |
#define | KISS_FFT_FREE free |
#define | kiss_fft_free KISS_FFT_FREE |
#define | KISS_FFT_MALLOC malloc |
#define | kiss_fft_scalar float |
#define | kiss_fftr_next_fast_size_real(n) (kiss_fft_next_fast_size(((n) + 1) >> 1) << 1) |
Typedefs | |
typedef struct kiss_fft_state * | kiss_fft_cfg |
Functions | |
void KISS_FFT_API | kiss_fft (kiss_fft_cfg cfg, const kiss_fft_cpx *fin, kiss_fft_cpx *fout) |
kiss_fft_cfg KISS_FFT_API | kiss_fft_alloc (int nfft, int inverse_fft, void *mem, size_t *lenmem) |
void KISS_FFT_API | kiss_fft_cleanup (void) |
int KISS_FFT_API | kiss_fft_next_fast_size (int n) |
void KISS_FFT_API | kiss_fft_stride (kiss_fft_cfg cfg, const kiss_fft_cpx *fin, kiss_fft_cpx *fout, int fin_stride) |
#define KISS_FFT_ALIGN_CHECK | ( | ptr | ) |
Definition at line 62 of file kiss_fft.h.
#define KISS_FFT_ALIGN_SIZE_UP | ( | size | ) | (size) |
Definition at line 63 of file kiss_fft.h.
#define KISS_FFT_API |
Definition at line 29 of file kiss_fft.h.
#define KISS_FFT_FREE free |
Definition at line 68 of file kiss_fft.h.
#define kiss_fft_free KISS_FFT_FREE |
Definition at line 140 of file kiss_fft.h.
#define KISS_FFT_MALLOC malloc |
Definition at line 65 of file kiss_fft.h.
#define kiss_fft_scalar float |
Definition at line 82 of file kiss_fft.h.
#define kiss_fftr_next_fast_size_real | ( | n | ) | (kiss_fft_next_fast_size(((n) + 1) >> 1) << 1) |
Definition at line 154 of file kiss_fft.h.
typedef struct kiss_fft_state* kiss_fft_cfg |
Definition at line 92 of file kiss_fft.h.
void KISS_FFT_API kiss_fft | ( | kiss_fft_cfg | cfg, |
const kiss_fft_cpx * | fin, | ||
kiss_fft_cpx * | fout | ||
) |
Definition at line 397 of file kiss_fft.c.
kiss_fft_cfg KISS_FFT_API kiss_fft_alloc | ( | int | nfft, |
int | inverse_fft, | ||
void * | mem, | ||
size_t * | lenmem | ||
) |
Definition at line 337 of file kiss_fft.c.
void KISS_FFT_API kiss_fft_cleanup | ( | void | ) |
Definition at line 403 of file kiss_fft.c.
int KISS_FFT_API kiss_fft_next_fast_size | ( | int | n | ) |
Definition at line 408 of file kiss_fft.c.
void KISS_FFT_API kiss_fft_stride | ( | kiss_fft_cfg | cfg, |
const kiss_fft_cpx * | fin, | ||
kiss_fft_cpx * | fout, | ||
int | fin_stride | ||
) |
Definition at line 371 of file kiss_fft.c.