Package ipsk.audio.arr.clip

Class AudioClip

java.lang.Object

ipsk.audio.BasicAudioSource

ipsk.audio.arr.clip.AudioClip

All Implemented Interfaces:

AudioSource

public class AudioClip
extends BasicAudioSource
implements AudioSource

This class is a data model for audio stream sources. It represents a source for the audio stream, a (playback) frame position and a selection on the stream. AudioClipListeners are notified on data changes.

Author:

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

Field Summary

Fields

Modifier and Type	Field	Description
protected AudioClipDSPInfo	clipDSPInfo
static java.lang.String	EDIT
static java.lang.String	PLAYBACK

Fields inherited from interface ipsk.audio.AudioSource

DATA_FLAVOR

Fields inherited from class ipsk.audio.BasicAudioSource

audioFormat, frameLengthObj

Constructor Summary

Constructors

Constructor	Description
AudioClip()	Create new empty sample.
AudioClip(AudioSource audioSource)	Create new audio sample.

Method Summary

Modifier and Type	Method	Description
void	addAudioSampleListener(AudioClipListener acl)	Add listener.
void	addSelectionGroup(SelectionGroup sg)
protected void	fireAudioSampleChanged(AudioClipChangedEvent event)
javax.sound.sampled.AudioInputStream	getAudioInputStream()	Returns a new audio input stream.
AudioSource	getAudioSource()	Get the audio source
AudioClipDSPInfo	getClipDSPInfo()
FloatAudioInputStream	getFloatAudioInputStream()	Returns a float value audio stream.
long	getFramePosition()	Get frame position.
Selection	getSelection()
SelectionGroup	getSelectionGroup(java.lang.String name)
void	removeAudioSampleListener(AudioClipListener acl)	Remove listener.
void	removeSelectionGroup(SelectionGroup sg)
void	setAudioSource(AudioSource source)	Set new audio source.
void	setClipDSPInfo(AudioClipDSPInfo info)
void	setFramePosition(long l)	Set frame position.
void	setSelection(Selection selection)

Methods inherited from interface ipsk.audio.AudioSource

getFormat, getFrameLength

Methods inherited from class ipsk.audio.BasicAudioSource

getFormat, getFrameLength, isRandomAccessible, setAudioFormat, setFrameLength

Methods inherited from class java.lang.Object

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

Field Detail

PLAYBACK

public static final java.lang.String PLAYBACK

See Also:

Constant Field Values

EDIT

public static final java.lang.String EDIT

See Also:

Constant Field Values

clipDSPInfo

protected AudioClipDSPInfo clipDSPInfo

Constructor Detail

AudioClip

public AudioClip()

Create new empty sample.

AudioClip

public AudioClip(AudioSource audioSource)

Create new audio sample.

Parameters:

audioSource - the source for the audio stream

Method Detail

getAudioSource

public AudioSource getAudioSource()

Get the audio source

Returns:

audio source

getFramePosition

public long getFramePosition()

Get frame position.

Returns:

frame position

setAudioSource

public void setAudioSource(AudioSource source)

Set new audio source.

Parameters:

source - new audio source

setFramePosition

public void setFramePosition(long l)

Set frame position.

Parameters:

l - new frame position

addAudioSampleListener

public void addAudioSampleListener(AudioClipListener acl)

Add listener.

Parameters:

acl - new listener

removeAudioSampleListener

public void removeAudioSampleListener(AudioClipListener acl)

Remove listener.

Parameters:

acl - listener to remove

fireAudioSampleChanged

protected void fireAudioSampleChanged(AudioClipChangedEvent event)

getAudioInputStream

public javax.sound.sampled.AudioInputStream getAudioInputStream()
                                                         throws AudioSourceException

Description copied from interface: AudioSource

Returns a new audio input stream.

Specified by:

getAudioInputStream in interface AudioSource

Specified by:

getAudioInputStream in class BasicAudioSource

Returns:

a new audio input stream

Throws:

AudioSourceException

getFloatAudioInputStream

public FloatAudioInputStream getFloatAudioInputStream()
                                               throws AudioSourceException

Returns a float value audio stream. The float values a normalized to the scale -1 from to +1.

Returns:

the converted float audio stream or null if no audio source set

Throws:

AudioSourceException

getSelection

public Selection getSelection()

setSelection

public void setSelection(Selection selection)

addSelectionGroup

public void addSelectionGroup(SelectionGroup sg)

removeSelectionGroup

public void removeSelectionGroup(SelectionGroup sg)

getSelectionGroup

public SelectionGroup getSelectionGroup(java.lang.String name)

getClipDSPInfo

public AudioClipDSPInfo getClipDSPInfo()

setClipDSPInfo

public void setClipDSPInfo(AudioClipDSPInfo info)