68 static int hilo1_getopts(sox_effect_t * effp, int argc, char **argv) {  in hilo1_getopts()  argument
69   return lsx_biquad_getopts(effp, argc, argv, 1, 1, 0, 1, 2, "",  in hilo1_getopts()
70       *effp->handler.name == 'l'? filter_LPF_1 : filter_HPF_1);  in hilo1_getopts()
74 static int hilo2_getopts(sox_effect_t * effp, int argc, char **argv) {  in hilo2_getopts()  argument
75   priv_t * p = (priv_t *)effp->priv;  in hilo2_getopts()
77     return hilo1_getopts(effp, argc - 1, argv + 1);  in hilo2_getopts()
81   return lsx_biquad_getopts(effp, argc, argv, 1, 2, 0, 1, 2, "qohk",  in hilo2_getopts()
82       *effp->handler.name == 'l'? filter_LPF : filter_HPF);  in hilo2_getopts()
86 static int bandpass_getopts(sox_effect_t * effp, int argc, char **argv) {  in bandpass_getopts()  argument
90   return lsx_biquad_getopts(effp, argc, argv, 2, 2, 0, 1, 2, "hkqob", type);  in bandpass_getopts()
94 static int bandrej_getopts(sox_effect_t * effp, int argc, char **argv) {  in bandrej_getopts()  argument
95   return lsx_biquad_getopts(effp, argc, argv, 2, 2, 0, 1, 2, "hkqob", filter_notch);  in bandrej_getopts()
99 static int allpass_getopts(sox_effect_t * effp, int argc, char **argv) {  in allpass_getopts()  argument
107   return lsx_biquad_getopts(effp, argc, argv, m, m, 0, 1, 2, "hkqo", type);  in allpass_getopts()
111 static int tone_getopts(sox_effect_t * effp, int argc, char **argv) {  in tone_getopts()  argument
112   priv_t * p = (priv_t *)effp->priv;  in tone_getopts()
114   p->fc = *effp->handler.name == 'b'? 100 : 3000;  in tone_getopts()
115   return lsx_biquad_getopts(effp, argc, argv, 1, 3, 1, 2, 0, "shkqo",  in tone_getopts()
116       *effp->handler.name == 'b'?  filter_lowShelf: filter_highShelf);  in tone_getopts()
120 static int equalizer_getopts(sox_effect_t * effp, int argc, char **argv) {  in equalizer_getopts()  argument
121   return lsx_biquad_getopts(effp, argc, argv, 3, 3, 0, 1, 2, "qohk", filter_peakingEQ);  in equalizer_getopts()
125 static int band_getopts(sox_effect_t * effp, int argc, char **argv) {  in band_getopts()  argument
129   return lsx_biquad_getopts(effp, argc, argv, 1, 2, 0, 1, 2, "hkqo", type);  in band_getopts()
133 static int deemph_getopts(sox_effect_t * effp, int argc, char **argv) {  in deemph_getopts()  argument
134   return lsx_biquad_getopts(effp, argc, argv, 0, 0, 0, 1, 2, "s", filter_deemph);  in deemph_getopts()
138 static int riaa_getopts(sox_effect_t * effp, int argc, char **argv) {  in riaa_getopts()  argument
139   priv_t * p = (priv_t *)effp->priv;  in riaa_getopts()
142   return --argc? lsx_usage(effp) : SOX_SUCCESS;  in riaa_getopts()
158 static int start(sox_effect_t * effp)  in start()  argument
160   priv_t * p = (priv_t *)effp->priv;  in start()
164     if (effp->in_signal.rate == 44100) {  in start()
169     else if (effp->in_signal.rate == 48000) {  in start()
180   w0 = 2 * M_PI * p->fc / effp->in_signal.rate;  in start()
213       alpha = tan(M_PI * p->width / effp->in_signal.rate);  in start()
344       if (effp->in_signal.rate == 44100) {  in start()
350       else if (effp->in_signal.rate == 48000) {  in start()
356       else if (effp->in_signal.rate == 88200) {  in start()
362       else if (effp->in_signal.rate == 96000) {  in start()
368       else if (effp->in_signal.rate == 192000) {  in start()
379         double y = 2 * M_PI * 1000 / effp->in_signal.rate;  in start()
391   if (effp->in_signal.mult)  in start()
392     *effp->in_signal.mult /= mult;  in start()
393   return lsx_biquad_start(effp);  in start()