john/cell
1
0
Fork 0
Code Issues 31 Pull Requests Actions Packages Projects Releases 2 Wiki Activity

Chebyshev filters

Browse Source
This commit is contained in:
John Alanbrook
2022-07-08 18:54:45 +00:00
parent eb49f0fcc5
commit 7299d6d96f
7 changed files with 1408 additions and 17 deletions
Download Patch File Download Diff File Expand all files Collapse all files

48
source/engine/iir.h Normal file
View File

@@ -0,0 +1,48 @@
#ifndef IIR_H
#define IIR_H
double *binomial_mult( int n, double *p );
double *trinomial_mult( int n, double *b, double *c );
double *dcof_bwlp( int n, double fcf );
double *dcof_bwhp( int n, double fcf );
double *dcof_bwbp( int n, double f1f, double f2f );
double *dcof_bwbs( int n, double f1f, double f2f );
int *ccof_bwlp( int n );
int *ccof_bwhp( int n );
int *ccof_bwbp( int n );
double *ccof_bwbs( int n, double f1f, double f2f );
double sf_bwlp( int n, double fcf );
double sf_bwhp( int n, double fcf );
double sf_bwbp( int n, double f1f, double f2f );
double sf_bwbs( int n, double f1f, double f2f );
float *fir_lp(int n, double fcf);
float *fir_hp(int n, double fcf);
float *fir_bpf(int n, double fcf1, double fcf2);
struct dsp_iir bqlp_dcof(double fcf, float Q);
struct dsp_iir bqhp_dcof(double fcf, float Q);
struct dsp_iir bqbpq_dcof(double fcf, float Q);
struct dsp_iir bqbp_dcof(double fcf, float Q);
struct dsp_iir bqnotch_dcof(double fcf, float Q);
struct dsp_iir bqapf_dcof(double fcf, float Q);
struct dsp_iir bqpeq_dcof(double fcf, float Q, float dbgain);
struct dsp_iir bqls_dcof(double fcf, float Q, float dbgain);
struct dsp_iir bqhs_dcof(double fcf, float Q, float dbgain);
struct dsp_iir p2_bwlp(double fcf);
struct dsp_iir p2_bwhp(double fcf);
struct dsp_iir p2_cdlp(double fcf);
struct dsp_iir p2_cdhp(double fcf);
struct dsp_iir p2_beslp(double fcf);
struct dsp_iir p2_beshp(double fcf);
struct dsp_iir che_lp(int order, double fcf, double e);
struct dsp_iir che_hp(int order, double fcf, double e);
struct dsp_iir che_bp(int order, double fcf1, double fcf2, double e);
struct dsp_iir che_notch(int order, double fcf1, double fcf2, double e);
#endif