butbr
Files: butbr.h, butbr.c

Band-reject Butterworth filter

Functions

sp_butbr_create(sp_butbr **butbr)
sp_butbr_init(sp_data *sp, sp_butbr *butbr)
sp_butbr_compute(sp_data *sp, sp_butbr *butbr, SPFLOAT *input, SPFLOAT *output)
sp_butbr_destroy(sp_butbr **butbr)

Optional Parameters

freq: Center Frequency. (in Hertz)
(Default value: 1000)
bw: Bandwidth. (in Hertz)
(Default value: 1000)

Inputs

input: Signal input.

Outputs

output: Signal output.