Lines Matching refs:biquad
12 #include "biquad.h"
30 static void set_coefficient(struct biquad *bq, double b0, double b1, double b2,
41 static void biquad_lowpass(struct biquad *bq, double cutoff, double resonance)
50 /* Compute biquad coefficients for lowpass filter */
76 static void biquad_highpass(struct biquad *bq, double cutoff, double resonance)
85 /* Compute biquad coefficients for highpass filter */
113 static void biquad_bandpass(struct biquad *bq, double frequency, double Q)
153 static void biquad_lowshelf(struct biquad *bq, double frequency, double db_gain)
187 static void biquad_highshelf(struct biquad *bq, double frequency,
222 static void biquad_peaking(struct biquad *bq, double frequency, double Q,
260 static void biquad_notch(struct biquad *bq, double frequency, double Q)
295 static void biquad_allpass(struct biquad *bq, double frequency, double Q)
330 void biquad_set(struct biquad *bq, enum biquad_type type, double freq, double Q,
