uk.org.toot.synth
Class PolyphonicSynthChannel

java.lang.Object
  uk.org.toot.synth.SynthChannel
      uk.org.toot.synth.PolyphonicSynthChannel

All Implemented Interfaces:

javax.sound.midi.MidiChannel, AudioProcess, AudioOutput, AudioPort

Direct Known Subclasses:

Example2SynthChannel, Example3SynthChannel

public abstract class PolyphonicSynthChannel
extends SynthChannel
implements AudioOutput

A PolyphonicSynthChannel is a SynthChannel that generates audio as an AudioProcess. It is polyphonic, supporting multiple Voices.

Author:

st

Nested Class Summary

class	PolyphonicSynthChannel.AbstractVoice
static interface	PolyphonicSynthChannel.Voice

Field Summary

Fields inherited from interface uk.org.toot.audio.core.AudioProcess

AUDIO_DISCONNECT, AUDIO_OK

Constructor Summary

PolyphonicSynthChannel(java.lang.String name)

Method Summary

void	allNotesOff()
void	allSoundOff()
void	close() Close any resources opened by this AudioProcess.
java.lang.String	getLocation() Return a unique string representing the location.
java.lang.String	getName() Return a unique name for this audio port.
int	getPolyphony()
void	noteOff(int pitch)
void	noteOn(int pitch, int velocity)
void	open() Open any resources required by this AudioProcess.
int	processAudio(AudioBuffer buffer) Process the supplied buffer
void	setLocation(java.lang.String location)
void	setPolyphony(int p)

Methods inherited from class uk.org.toot.synth.SynthChannel

controlChange, getBendFactor, getChannelPressure, getController, getMono, getMute, getOmni, getPitchBend, getPolyPressure, getProgram, getSolo, localControl, midiFreq, noteOff, programChange, programChange, resetAllControllers, setChannelPressure, setMono, setMute, setOmni, setPitchBend, setPolyPressure, setSolo

Methods inherited from class java.lang.Object

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

Constructor Detail

PolyphonicSynthChannel

public PolyphonicSynthChannel(java.lang.String name)

Method Detail

getName

public java.lang.String getName()

Description copied from interface: AudioPort

Return a unique name for this audio port. Typically by concatenating the logical, but not necessarily unique, port name with a unique decice name.

Specified by:

getName in interface AudioPort

Returns:

String - a unique port name

setLocation

public void setLocation(java.lang.String location)

Overrides:

setLocation in class SynthChannel

getLocation

public java.lang.String getLocation()

Description copied from interface: AudioOutput

Return a unique string representing the location. e.g. MultiSynth C Channel 2 e.g. Sequencer 17 This should be the same string as used by AudioBuffer.MetaInfo.

Specified by:

getLocation in interface AudioOutput

Returns:

String the location of this AudioOutput

open

public void open()

Description copied from interface: AudioProcess

Open any resources required by this AudioProcess.

Specified by:

open in interface AudioProcess

processAudio

public int processAudio(AudioBuffer buffer)

Description copied from interface: AudioProcess

Process the supplied buffer

Specified by:

processAudio in interface AudioProcess

Parameters:

buffer - the AudioBuffer to process.

Returns:

int AUDIO_OK or AUDIO_DISCONNECT.

close

public void close()

Description copied from interface: AudioProcess

Close any resources opened by this AudioProcess.

Specified by:

close in interface AudioProcess

setPolyphony

public void setPolyphony(int p)

getPolyphony

public int getPolyphony()

noteOn

public void noteOn(int pitch,
                   int velocity)

Specified by:

noteOn in interface javax.sound.midi.MidiChannel

Specified by:

noteOn in class SynthChannel

noteOff

public void noteOff(int pitch)

Specified by:

noteOff in interface javax.sound.midi.MidiChannel

Specified by:

noteOff in class SynthChannel

allNotesOff

public void allNotesOff()

Specified by:

allNotesOff in interface javax.sound.midi.MidiChannel

Specified by:

allNotesOff in class SynthChannel

allSoundOff

public void allSoundOff()

Specified by:

allSoundOff in interface javax.sound.midi.MidiChannel

Specified by:

allSoundOff in class SynthChannel