9 #if !defined(__APPLE__)
13 #include <pcl/pcl_exports.h>
33 # include <xmmintrin.h>
34 # define kiss_fft_scalar __m128
35 #define KISS_FFT_MALLOC(nbytes) _mm_malloc(nbytes,16)
36 #define KISS_FFT_FREE _mm_free
38 #define KISS_FFT_MALLOC malloc
39 #define KISS_FFT_FREE free
44 #include <sys/types.h>
45 # if (FIXED_POINT == 32)
46 # define kiss_fft_scalar int32_t
48 # define kiss_fft_scalar int16_t
51 # ifndef kiss_fft_scalar
53 # define kiss_fft_scalar float
87 kiss_fft_cfg PCL_EXPORTS
88 kiss_fft_alloc(
int nfft,
int inverse_fft,
void * mem,
size_t * lenmem);
111 #define kiss_fft_free free
118 kiss_fft_cleanup(
void);
124 kiss_fft_next_fast_size(
int n);
127 #define kiss_fftr_next_fast_size_real(n) \
128 (kiss_fft_next_fast_size( ((n)+1)>>1)<<1)