3 #include <pcl/pcl_exports.h>
28 # include <xmmintrin.h>
29 # define kiss_fft_scalar __m128
30 #define KISS_FFT_MALLOC(nbytes) _mm_malloc(nbytes,16)
31 #define KISS_FFT_FREE _mm_free
33 #define KISS_FFT_MALLOC malloc
34 #define KISS_FFT_FREE free
39 #include <sys/types.h>
40 # if (FIXED_POINT == 32)
41 # define kiss_fft_scalar int32_t
43 # define kiss_fft_scalar int16_t
46 # ifndef kiss_fft_scalar
48 # define kiss_fft_scalar float
82 kiss_fft_cfg PCL_EXPORTS
83 kiss_fft_alloc(
int nfft,
int inverse_fft,
void * mem,
size_t * lenmem);
106 #define kiss_fft_free free
113 kiss_fft_cleanup(
void);
119 kiss_fft_next_fast_size(
int n);
122 #define kiss_fftr_next_fast_size_real(n) \
123 (kiss_fft_next_fast_size( ((n)+1)>>1)<<1)