Package ipsk.audio.mixer

Class MixerManager

java.lang.Object

ipsk.audio.mixer.MixerManager

public class MixerManager
extends java.lang.Object

Class to manage audio devices.

Author:

K.Jaensch, klausj@phonetik.uni-muenchen.de

Field Summary

Fields

Modifier and Type	Field	Description
static boolean	DEBUG
static javax.sound.sampled.Port.Info[]	KNOWN_PORTS

Constructor Summary

Constructors

Constructor	Description
MixerManager()	Create new device manager.

Method Summary

Modifier and Type	Method	Description
void	addMixerManagerListener(MixerManagerListener acl)
protected void	fireSelectedCaptureMixerChanged()
protected void	fireSelectedPlaybackMixerChanged()
javax.sound.sampled.Mixer	getCaptureMixerByName(java.lang.String name)
javax.sound.sampled.Mixer	getCaptureMixerByName(java.lang.String name, boolean open)
javax.sound.sampled.Mixer.Info[]	getCaptureMixerInfos()	Get infos of available capture devices.
javax.sound.sampled.Mixer.Info[]	getCaptureMixerInfos(boolean open)	Get infos of available capture devices.
javax.sound.sampled.Mixer[]	getCaptureMixers()	Get available capture devices.
javax.sound.sampled.Mixer[]	getCaptureMixers(boolean open)	Get available capture devices.
javax.sound.sampled.Mixer[]	getDirectPlaybackMixers()	Get playback devices ignoring 'java Sound Audio Engine'.
javax.sound.sampled.Mixer[]	getDirectPlaybackMixers(boolean open)	Get playback devices ignoring 'java Sound Audio Engine'.
javax.sound.sampled.Mixer	getPlaybackMixerByName(java.lang.String name)
javax.sound.sampled.Mixer	getPlaybackMixerByName(java.lang.String name, boolean open)
javax.sound.sampled.Mixer.Info[]	getPlaybackMixerInfos()	Get infos of available playback devices.
javax.sound.sampled.Mixer.Info[]	getPlaybackMixerInfos(boolean open)	Get infos of available playback devices.
javax.sound.sampled.Mixer[]	getPlaybackMixers()	Get available playback devices.
javax.sound.sampled.Mixer[]	getPlaybackMixers(boolean open)	Get available playback devices
javax.sound.sampled.Mixer	getSelectedCaptureMixer()	Get selected capture device.
javax.sound.sampled.Mixer	getSelectedPlaybackMixer()	Get selected playback device.
static void	main(java.lang.String[] args)
java.lang.String	printPort(javax.sound.sampled.Mixer m, javax.sound.sampled.Port.Info pi)
java.lang.String	printPortControls()
void	removeMixerManagerListener(MixerManagerListener acl)
void	setSelectedCaptureMixer(javax.sound.sampled.Mixer mixer)	Set selected capture device.
void	setSelectedCaptureMixer(javax.sound.sampled.Mixer.Info selectedCaptureMixerInfo)
void	setSelectedPlaybackMixer(javax.sound.sampled.Mixer mixer)	Set selected playback device.
void	setSelectedPlaybackMixer(javax.sound.sampled.Mixer.Info info)

Methods inherited from class java.lang.Object

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

Field Detail

DEBUG

public static final boolean DEBUG

See Also:

Constant Field Values

KNOWN_PORTS

public static javax.sound.sampled.Port.Info[] KNOWN_PORTS

Constructor Detail

MixerManager

public MixerManager()

Create new device manager.

Throws:

javax.sound.sampled.LineUnavailableException

Method Detail

getPlaybackMixers

public javax.sound.sampled.Mixer[] getPlaybackMixers()
                                              throws javax.sound.sampled.LineUnavailableException

Get available playback devices.

Returns:

array of playback devices

Throws:

javax.sound.sampled.LineUnavailableException

getCaptureMixerByName

public javax.sound.sampled.Mixer getCaptureMixerByName(java.lang.String name)

getCaptureMixerByName

public javax.sound.sampled.Mixer getCaptureMixerByName(java.lang.String name,
                                                       boolean open)
                                                throws javax.sound.sampled.LineUnavailableException

Throws:

javax.sound.sampled.LineUnavailableException

getPlaybackMixerByName

public javax.sound.sampled.Mixer getPlaybackMixerByName(java.lang.String name)

getPlaybackMixerByName

public javax.sound.sampled.Mixer getPlaybackMixerByName(java.lang.String name,
                                                        boolean open)
                                                 throws javax.sound.sampled.LineUnavailableException

Throws:

javax.sound.sampled.LineUnavailableException

getPlaybackMixers

public javax.sound.sampled.Mixer[] getPlaybackMixers(boolean open)
                                              throws javax.sound.sampled.LineUnavailableException

Get available playback devices

Parameters:

open - if true open each mixer to check for additional lines

Returns:

array of playback devices

Throws:

javax.sound.sampled.LineUnavailableException

getDirectPlaybackMixers

public javax.sound.sampled.Mixer[] getDirectPlaybackMixers()
                                                    throws javax.sound.sampled.LineUnavailableException

Get playback devices ignoring 'java Sound Audio Engine'. This is more or less a workaround method: Under Linux JRE 1.4.2 the 'Java Sound Audio Engine' needs about some seconds to open.

Returns:

playback mixers without 'Java Sound Audio Engine'

Throws:

javax.sound.sampled.LineUnavailableException

getDirectPlaybackMixers

public javax.sound.sampled.Mixer[] getDirectPlaybackMixers(boolean open)
                                                    throws javax.sound.sampled.LineUnavailableException

Get playback devices ignoring 'java Sound Audio Engine'. This is more or less a workaround method: Under Linux JRE 1.4.2 the 'Java Sound Audio Engine' needs about some seconds to open.

Parameters:

open - if true open each mixer to check for additional lines

Returns:

playback mixers without 'Java Sound Audio Engine'

Throws:

javax.sound.sampled.LineUnavailableException

getPlaybackMixerInfos

public javax.sound.sampled.Mixer.Info[] getPlaybackMixerInfos()
                                                       throws javax.sound.sampled.LineUnavailableException

Get infos of available playback devices.

Returns:

array of playback devices

Throws:

javax.sound.sampled.LineUnavailableException

getPlaybackMixerInfos

public javax.sound.sampled.Mixer.Info[] getPlaybackMixerInfos(boolean open)
                                                       throws javax.sound.sampled.LineUnavailableException

Get infos of available playback devices.

Parameters:

open - if true open each mixer to check for additional lines

Returns:

array of playback devices

Throws:

javax.sound.sampled.LineUnavailableException

getCaptureMixers

public javax.sound.sampled.Mixer[] getCaptureMixers()
                                             throws javax.sound.sampled.LineUnavailableException

Get available capture devices.

Returns:

array of capture devices

Throws:

javax.sound.sampled.LineUnavailableException

javax.sound.sampled.LineUnavailableException

getCaptureMixers

public javax.sound.sampled.Mixer[] getCaptureMixers(boolean open)
                                             throws javax.sound.sampled.LineUnavailableException

Get available capture devices.

Parameters:

open - f true open each mixer to check for additional lines

Returns:

array of capture devices

Throws:

javax.sound.sampled.LineUnavailableException

getCaptureMixerInfos

public javax.sound.sampled.Mixer.Info[] getCaptureMixerInfos()
                                                      throws javax.sound.sampled.LineUnavailableException

Get infos of available capture devices.

Returns:

array of capture devices

Throws:

javax.sound.sampled.LineUnavailableException

getCaptureMixerInfos

public javax.sound.sampled.Mixer.Info[] getCaptureMixerInfos(boolean open)
                                                      throws javax.sound.sampled.LineUnavailableException

Get infos of available capture devices.

Parameters:

open - if true open each mixer to check for additional lines

Returns:

array of capture devices

Throws:

javax.sound.sampled.LineUnavailableException

getSelectedCaptureMixer

public javax.sound.sampled.Mixer getSelectedCaptureMixer()

Get selected capture device.

Returns:

selected capture mixer

getSelectedPlaybackMixer

public javax.sound.sampled.Mixer getSelectedPlaybackMixer()

Get selected playback device.

Returns:

selected playback mixer

setSelectedCaptureMixer

public void setSelectedCaptureMixer(javax.sound.sampled.Mixer mixer)

Set selected capture device.

Parameters:

mixer - selected capture mixer

setSelectedPlaybackMixer

public void setSelectedPlaybackMixer(javax.sound.sampled.Mixer mixer)

Set selected playback device.

Parameters:

mixer - selected playback mixer

printPort

public java.lang.String printPort(javax.sound.sampled.Mixer m,
                                  javax.sound.sampled.Port.Info pi)
                           throws javax.sound.sampled.LineUnavailableException

Throws:

javax.sound.sampled.LineUnavailableException

printPortControls

public java.lang.String printPortControls()
                                   throws javax.sound.sampled.LineUnavailableException

Throws:

javax.sound.sampled.LineUnavailableException

addMixerManagerListener

public void addMixerManagerListener(MixerManagerListener acl)

removeMixerManagerListener

public void removeMixerManagerListener(MixerManagerListener acl)

fireSelectedPlaybackMixerChanged

protected void fireSelectedPlaybackMixerChanged()

fireSelectedCaptureMixerChanged

protected void fireSelectedCaptureMixerChanged()

setSelectedPlaybackMixer

public void setSelectedPlaybackMixer(javax.sound.sampled.Mixer.Info info)

Parameters:

info -

setSelectedCaptureMixer

public void setSelectedCaptureMixer(javax.sound.sampled.Mixer.Info selectedCaptureMixerInfo)

Parameters:

selectedCaptureMixerInfo -

main

public static void main(java.lang.String[] args)