| Constructor BiquadFilter(int sampleRate, double centerFreq, double q = QFactor.reference, double gain = 0)Simple first-order biquad filter.Parameters| int sampleRate | Audio sample rate | | double centerFreq | Center frequency (-3 dB point) of the filter | | double centerFre q | Q-factor of the filter | | double gain | Gain of the filter in decibels |
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