cq_kernel.h File Reference

#include <math.h>
#include "_kiss_fft_guts.h"
#include "kiss_fftr.h"

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Classes
struct	cq_kernel_cfg
struct	sparse_arr
struct	sparse_arr_elem

Typedefs
typedef struct sparse_arr *	cq_kernels_t

Enumerations
enum	window_type { HAMMING , GAUSSIAN }

Functions
void	_generate_center_freqs (float freq[], int bands, float fmin, float fmax)
void	_generate_gaussian (kiss_fft_scalar window[], int N)
void	_generate_hamming (kiss_fft_scalar window[], int N)
void	_generate_kernel (kiss_fft_cpx K[], kiss_fftr_cfg cfg, enum window_type window_type, float f, float fmin, float fs, int N)
kiss_fft_scalar	_mag (kiss_fft_cpx x)
void	apply_kernels (kiss_fft_cpx fft[], kiss_fft_cpx cq[], struct sparse_arr kernels[], struct cq_kernel_cfg cfg)
void	free_kernels (struct sparse_arr *kernels, struct cq_kernel_cfg cfg)
struct sparse_arr *	generate_kernels (struct cq_kernel_cfg cfg)
struct sparse_arr *	reallocate_kernels (struct sparse_arr *kernels, struct cq_kernel_cfg cfg)

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Class Documentation

cq_kernel_cfg

struct cq_kernel_cfg

Class Members
int	bands
float	fmax
float	fmin
float	fs
kiss_fft_scalar	min_val
int	samples
enum window_type	window_type

sparse_arr

struct sparse_arr

Collaboration diagram for sparse_arr:

Class Members
struct sparse_arr_elem *	elems
int	n_elems

sparse_arr_elem

struct sparse_arr_elem

Collaboration diagram for sparse_arr_elem:

Class Members
int	n
kiss_fft_cpx	val