Class IIRFilterNode

java.lang.Object

com.codename1.media.audio.AudioNode

com.codename1.media.audio.IIRFilterNode

public final class IIRFilterNode
extends AudioNode

A general infinite impulse response filter with fixed coefficients, the Web Audio IIRFilterNode. The output has the input's channel count.

Method Summary

Modifier and Type	Method	Description
void	getFrequencyResponse(float[] frequencyHz, float[] magResponse, float[] phaseResponse)	Computes the filter's response at each of frequencyHz.

Methods inherited from class AudioNode

connect, connect, connect, connect, disconnect, disconnect, disconnect, disconnect, disconnect, getChannelCount, getChannelCountMode, getChannelInterpretation, getContext, getNumberOfInputs, getNumberOfOutputs, setChannelCount, setChannelCountMode, setChannelInterpretation

Methods inherited from class Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Details

getFrequencyResponse

public void getFrequencyResponse(float[] frequencyHz,
 float[] magResponse,
 float[] phaseResponse)

Computes the filter's response at each of frequencyHz.

Parameters

• frequencyHz: the frequencies to evaluate

• magResponse: receives the linear magnitude at each frequency

• phaseResponse: receives the phase in radians at each frequency