Package soundPlayback

Class FilePlayback

java.lang.Object

soundPlayback.PlaybackSystem

soundPlayback.FilePlayback

public class FilePlayback
extends PlaybackSystem

Playback of sound from wav files. Other real time sound sources must handle their own playback so that timing of in and out is synchronised correctly.

Author:

Doug Gillespie

See Also:

• DaqSystem

Field Summary

Fields inherited from class soundPlayback.PlaybackSystem

changeObservers

Constructor Summary

Constructors

Constructor	Description
FilePlayback(PlaybackControl playbackControl)

Method Summary

Modifier and Type	Method	Description
String	getDeviceName()
int	getDeviceNumber()
PlayDeviceState	getDeviceState()
PlaybackDialogComponent	getDialogComponent()	Get the swing component for the playback system.
ArrayList<FilePlaybackDevice>	getFilePBDevices()
int	getMaxChannels()
String	getName()
PlaybackControl	getPlaybackControl()
PlaybackSettingsPane	getSettingsPane()
boolean	mustSameIOSampleRate()	Must use the same sample rate for output as for input when running in real time.
protected void	playbackError()
boolean	playData(RawDataUnit[] data, double gain)
boolean	prepareSystem(PlaybackControl playbackControl, int nChannels, float sampleRate)
boolean	unPrepareSystem()

Methods inherited from class soundPlayback.PlaybackSystem

addChangeObserver, notifyObservers, removeChangeObserver

Methods inherited from class java.lang.Object

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

Constructor Details

FilePlayback

public FilePlayback(PlaybackControl playbackControl)

Method Details

getMaxChannels

public int getMaxChannels()

Specified by:

getMaxChannels in class PlaybackSystem

getDeviceNumber

public int getDeviceNumber()

prepareSystem

public boolean prepareSystem(PlaybackControl playbackControl,
 int nChannels,
 float sampleRate)

Specified by:

prepareSystem in class PlaybackSystem

unPrepareSystem

public boolean unPrepareSystem()

Specified by:

unPrepareSystem in class PlaybackSystem

playData

public boolean playData(RawDataUnit[] data,
 double gain)

Specified by:

playData in class PlaybackSystem

playbackError

protected void playbackError()

getDialogComponent

public PlaybackDialogComponent getDialogComponent()

Description copied from class: PlaybackSystem

Get the swing component for the playback system.

Specified by:

getDialogComponent in class PlaybackSystem

Returns:

the swing component for the playback system.

getName

public String getName()

Specified by:

getName in class PlaybackSystem

Returns:

System name

getDeviceName

public String getDeviceName()

Overrides:

getDeviceName in class PlaybackSystem

Returns:

the name of the actual playback device

getPlaybackControl

public PlaybackControl getPlaybackControl()

mustSameIOSampleRate

public boolean mustSameIOSampleRate()

Description copied from class: PlaybackSystem

Must use the same sample rate for output as for input when running in real time.

Overrides:

mustSameIOSampleRate in class PlaybackSystem

Returns:

true if must use same sample rate for O as for I in real time.

getFilePBDevices

public ArrayList<FilePlaybackDevice> getFilePBDevices()

Returns:

the filePBDevices

getDeviceState

public PlayDeviceState getDeviceState()

Overrides:

getDeviceState in class PlaybackSystem

getSettingsPane

public PlaybackSettingsPane getSettingsPane()

Specified by:

getSettingsPane in class PlaybackSystem

Returns: