def compute_biquad_coeffs():
b, a = peaking(
f0=state.get("c{}/f0/freq".format(chan)),
dBgain=state.get("c{}/f0/gain".format(chan)),
q=state.get("c{}/f0/q".format(chan)),
)
b, a = normalize(b, a)
return b, a
def set_bus_biquad(self, bus, biquad, typ, freq, gain, q):
bus_core, bus_idx = bus_map[bus]
b, a = filter_types[typ](f0=freq, dBgain=gain, q=q)
b, a = normalize(b, a)
self._set_parameter_memory(
core=bus_core,
addr=parameter_base_addr_for_bus_biquad(bus=bus, biquad=biquad),
data=pack_biquad_coeffs(b, a),
)
def set_channel_biquad(self, channel, biquad, typ, freq, gain, q):
core, ch = channel_map[channel]
b, a = filter_types[typ](f0=freq, dBgain=gain, q=q)
b, a = normalize(b, a)
self._set_parameter_memory(
core=core,
addr=parameter_base_addr_for_channel_biquad(channel=channel, biquad=biquad),
data=pack_biquad_coeffs(b, a),
)
