org.openstreetmap.josm.io.audio

Class JavaSoundPlayer

java.lang.Object

org.openstreetmap.josm.io.audio.JavaSoundPlayer

All Implemented Interfaces:

SoundPlayer

class JavaSoundPlayer
extends java.lang.Object
implements SoundPlayer

Legacy sound player based on the Java Sound API. Used on platforms where Java FX is not yet available. It supports only WAV files.

Since:

12328

Field Summary

Fields

Modifier and Type	Field and Description
private byte[]	abData
private javax.sound.sampled.AudioInputStream	audioInputStream
private javax.sound.sampled.SourceDataLine	audioOutputLine
private double	bytesPerSecond
private double	calibration
private static int	chunk
private double	leadIn
private ListenerList<AudioListener>	listeners
private double	position
private double	speed

Constructor Summary

Constructors

Constructor and Description
JavaSoundPlayer(double leadIn, double calibration)

Method Summary

Modifier and Type	Method and Description
void	addAudioListener(AudioListener listener) Adds a listener that will be notified of audio playback events.
void	pause(AudioPlayer.Execute command, AudioPlayer.State stateChange, java.net.URL playingUrl) Ask player to pause the current playing media.
void	play(AudioPlayer.Execute command, AudioPlayer.State stateChange, java.net.URL playingUrl) Ask player to play a new media.
boolean	playing(AudioPlayer.Execute command) Method called when a media is being played.
double	position() Returns the media playback position, in seconds.
double	speed() Returns the media playback speed ratio.

Methods inherited from class java.lang.Object

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

Field Detail

chunk

private static int chunk

audioInputStream

private javax.sound.sampled.AudioInputStream audioInputStream

audioOutputLine

private javax.sound.sampled.SourceDataLine audioOutputLine

leadIn

private final double leadIn

calibration

private final double calibration

bytesPerSecond

private double bytesPerSecond

abData

private final byte[] abData

position

private double position

speed

private double speed

listeners

private final ListenerList<AudioListener> listeners

Constructor Detail

JavaSoundPlayer

JavaSoundPlayer(double leadIn,
                double calibration)

Method Detail

play

public void play(AudioPlayer.Execute command,
                 AudioPlayer.State stateChange,
                 java.net.URL playingUrl)
          throws AudioException,
                 java.io.IOException

Description copied from interface: SoundPlayer

Ask player to play a new media.

Specified by:

play in interface SoundPlayer

Parameters:

command - Command containing media information

stateChange - the previous state

playingUrl - the currently playing URL, if any

Throws:

AudioException - if an audio error occurs

java.io.IOException - if an I/O error occurs

pause

public void pause(AudioPlayer.Execute command,
                  AudioPlayer.State stateChange,
                  java.net.URL playingUrl)
           throws AudioException,
                  java.io.IOException

Description copied from interface: SoundPlayer

Ask player to pause the current playing media.

Specified by:

pause in interface SoundPlayer

Parameters:

command - Command containing media information

stateChange - the previous state

playingUrl - the currently playing URL, if any

Throws:

AudioException - if an audio error occurs

java.io.IOException - if an I/O error occurs

playing

public boolean playing(AudioPlayer.Execute command)
                throws AudioException,
                       java.io.IOException,
                       java.lang.InterruptedException

Description copied from interface: SoundPlayer

Method called when a media is being played.

Specified by:

playing in interface SoundPlayer

Parameters:

command - Command containing media information

Returns:

true if the playing call was blocking, and the playback is finished when this method returns

Throws:

AudioException - if an audio error occurs

java.io.IOException - if an I/O error occurs

java.lang.InterruptedException - if the play is interrupted

position

public double position()

Description copied from interface: SoundPlayer

Returns the media playback position, in seconds.

Specified by:

position in interface SoundPlayer

Returns:

the media playback position, in seconds

speed

public double speed()

Description copied from interface: SoundPlayer

Returns the media playback speed ratio.

Specified by:

speed in interface SoundPlayer

Returns:

the media playback speed ratio

addAudioListener

public void addAudioListener(AudioListener listener)

Description copied from interface: SoundPlayer

Adds a listener that will be notified of audio playback events.

Specified by:

addAudioListener in interface SoundPlayer

Parameters:

listener - audio listener