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