30 lines
857 B
C
30 lines
857 B
C
/* SoX Resampler Library Copyright (c) 2007-12 robs@users.sourceforge.net
|
|
* Licence for this file: LGPL v2.1 See LICENCE for details. */
|
|
|
|
#include "filter.h"
|
|
#include "fft4g.c"
|
|
#include "soxr-config.h"
|
|
|
|
#if HAVE_DOUBLE_PRECISION
|
|
static void * null(void) {return 0;}
|
|
static void nothing(void) {}
|
|
static void forward (int length, void * setup, double * H) {lsx_safe_rdft(length, 1, H); (void)setup;}
|
|
static void backward(int length, void * setup, double * H) {lsx_safe_rdft(length, -1, H); (void)setup;}
|
|
static int multiplier(void) {return 2;}
|
|
|
|
typedef void (* fn_t)(void);
|
|
fn_t _soxr_rdft64_cb[] = {
|
|
(fn_t)null,
|
|
(fn_t)null,
|
|
(fn_t)nothing,
|
|
(fn_t)forward,
|
|
(fn_t)forward,
|
|
(fn_t)backward,
|
|
(fn_t)backward,
|
|
(fn_t)_soxr_ordered_convolve,
|
|
(fn_t)_soxr_ordered_partial_convolve,
|
|
(fn_t)multiplier,
|
|
(fn_t)nothing,
|
|
};
|
|
#endif
|