diff options
Diffstat (limited to 'libspeexdsp/kiss_fft.h')
| -rw-r--r-- | libspeexdsp/kiss_fft.h | 26 |
1 files changed, 13 insertions, 13 deletions
diff --git a/libspeexdsp/kiss_fft.h b/libspeexdsp/kiss_fft.h index fa3f2c6..bb19ead 100644 --- a/libspeexdsp/kiss_fft.h +++ b/libspeexdsp/kiss_fft.h @@ -26,13 +26,13 @@ extern "C" { # include <xmmintrin.h> # define kiss_fft_scalar __m128 #define KISS_FFT_MALLOC(nbytes) memalign(16,nbytes) -#else +#else #define KISS_FFT_MALLOC speex_alloc -#endif +#endif #ifdef FIXED_POINT -#include "arch.h" +#include "arch.h" # define kiss_fft_scalar spx_int16_t #else # ifndef kiss_fft_scalar @@ -48,9 +48,9 @@ typedef struct { typedef struct kiss_fft_state* kiss_fft_cfg; -/* +/* * kiss_fft_alloc - * + * * Initialize a FFT (or IFFT) algorithm's cfg/state buffer. * * typical usage: kiss_fft_cfg mycfg=kiss_fft_alloc(1024,0,NULL,NULL); @@ -60,18 +60,18 @@ typedef struct kiss_fft_state* kiss_fft_cfg; * * If lenmem is NULL, then kiss_fft_alloc will allocate a cfg buffer using malloc. * The returned value should be free()d when done to avoid memory leaks. - * + * * The state can be placed in a user supplied buffer 'mem': * If lenmem is not NULL and mem is not NULL and *lenmem is large enough, * then the function places the cfg in mem and the size used in *lenmem * and returns mem. - * + * * If lenmem is not NULL and ( mem is NULL or *lenmem is not large enough), - * then the function returns NULL and places the minimum cfg + * then the function returns NULL and places the minimum cfg * buffer size in *lenmem. * */ -kiss_fft_cfg kiss_fft_alloc(int nfft,int inverse_fft,void * mem,size_t * lenmem); +kiss_fft_cfg kiss_fft_alloc(int nfft,int inverse_fft,void * mem,size_t * lenmem); /* * kiss_fft(cfg,in_out_buf) @@ -90,19 +90,19 @@ void kiss_fft(kiss_fft_cfg cfg,const kiss_fft_cpx *fin,kiss_fft_cpx *fout); * */ void kiss_fft_stride(kiss_fft_cfg cfg,const kiss_fft_cpx *fin,kiss_fft_cpx *fout,int fin_stride); -/* If kiss_fft_alloc allocated a buffer, it is one contiguous +/* If kiss_fft_alloc allocated a buffer, it is one contiguous buffer and can be simply free()d when no longer needed*/ #define kiss_fft_free speex_free /* - Cleans up some memory that gets managed internally. Not necessary to call, but it might clean up + Cleans up some memory that gets managed internally. Not necessary to call, but it might clean up your compiler output to call this before you exit. */ void kiss_fft_cleanup(void); - + #ifdef __cplusplus -} +} #endif #endif |