/*
* _______ _____ _____ _____
* |__ __| | __ \ / ____| __ \
* | | __ _ _ __ ___ ___ ___| | | | (___ | |__) |
* | |/ _` | '__/ __|/ _ \/ __| | | |\___ \| ___/
* | | (_| | | \__ \ (_) \__ \ |__| |____) | |
* |_|\__,_|_| |___/\___/|___/_____/|_____/|_|
*
* -------------------------------------------------------------
*
* TarsosDSP is developed by Joren Six at IPEM, University Ghent
*
* -------------------------------------------------------------
*
* Info: http://0110.be/tag/TarsosDSP
* Github: https://github.com/JorenSix/TarsosDSP
* Releases: http://0110.be/releases/TarsosDSP/
*
* TarsosDSP includes modified source code by various authors,
* for credits and info, see README.
*
*/
package be.tarsos.dsp.example;
import java.awt.BorderLayout;
import java.awt.GridLayout;
import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;
import java.lang.reflect.InvocationTargetException;
import javax.sound.sampled.AudioFormat;
import javax.sound.sampled.AudioInputStream;
import javax.sound.sampled.DataLine;
import javax.sound.sampled.LineUnavailableException;
import javax.sound.sampled.Mixer;
import javax.sound.sampled.TargetDataLine;
import javax.sound.sampled.UnsupportedAudioFileException;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JSlider;
import javax.swing.SwingUtilities;
import javax.swing.UIManager;
import javax.swing.border.TitledBorder;
import javax.swing.event.ChangeEvent;
import javax.swing.event.ChangeListener;
import be.tarsos.dsp.AudioDispatcher;
import be.tarsos.dsp.GainProcessor;
import be.tarsos.dsp.effects.DelayEffect;
import be.tarsos.dsp.io.TarsosDSPAudioInputStream;
import be.tarsos.dsp.io.jvm.AudioPlayer;
import be.tarsos.dsp.io.jvm.JVMAudioInputStream;
public class Delay extends JFrame {
/**
*
*/
private static final long serialVersionUID = -5020248948695915733L;
private AudioDispatcher dispatcher;
private DelayEffect delayEffect;
private GainProcessor inputGain;
private int defaultInputGain = 100;//%
private int defaultDelay = 200;//ms
private int defaultDecay = 50;//%
PropertyChangeListener mixerChangedListener = new PropertyChangeListener() {
@Override
public void propertyChange(PropertyChangeEvent arg0) {
try {
setNewMixer((Mixer) arg0.getNewValue());
} catch (LineUnavailableException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (UnsupportedAudioFileException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
};
public Delay() {
this.setLayout(new BorderLayout());
this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
this.setTitle("Delay Effect Example");
JPanel inputPanel = new InputPanel();
inputPanel.addPropertyChangeListener("mixer",mixerChangedListener);
final JSlider echoLengthSlider = new JSlider(1, 4000);
echoLengthSlider.setValue(defaultDelay);
echoLengthSlider.setPaintLabels(true);
echoLengthSlider.addChangeListener(new ChangeListener(){
@Override
public void stateChanged(ChangeEvent arg0) {
if (delayEffect != null) {
double echoLength = echoLengthSlider.getValue() / 1000.0;
delayEffect.setEchoLength(echoLength);
}
}
});
final JSlider decaySlider = new JSlider(0,100);
decaySlider.setValue(defaultDecay);
decaySlider.setPaintLabels(true);
decaySlider.addChangeListener(new ChangeListener() {
@Override
public void stateChanged(ChangeEvent arg0) {
if (delayEffect != null) {
double decay = decaySlider.getValue() / 100.0;
delayEffect.setDecay(decay);
}
}
});
JPanel params = new JPanel(new GridLayout(0,1));
params.setBorder(new TitledBorder("2. Set the algorithm parameters"));
JLabel label = new JLabel("Decay");
label.setToolTipText("The decay factor in % (100 is no change).");
params.add(label);
params.add(decaySlider);
label = new JLabel("Echo length (in ms)");
label.setToolTipText("The echo lengt in ms.");
params.add(label);
params.add(echoLengthSlider);
final JSlider gainSlider = new JSlider(0,200);
gainSlider.setValue(defaultInputGain);
gainSlider.setPaintLabels(true);
gainSlider.addChangeListener(new ChangeListener() {
@Override
public void stateChanged(ChangeEvent arg0) {
if (inputGain != null) {
double gainValue = gainSlider.getValue() / 100.0;
inputGain.setGain(gainValue);
}
}
});
JPanel gainPanel = new JPanel(new BorderLayout());
label = new JLabel("Gain (in %)");
label.setToolTipText("Volume in % (100 is no change).");
gainPanel.add(label,BorderLayout.NORTH);
gainPanel.add(gainSlider,BorderLayout.CENTER);
gainPanel.setBorder(new TitledBorder("3. Optionally change the input volume"));
add(inputPanel,BorderLayout.NORTH);
add(params,BorderLayout.CENTER);
add(gainPanel,BorderLayout.SOUTH);
}
private void setNewMixer(Mixer mixer) throws LineUnavailableException,
UnsupportedAudioFileException {
if (dispatcher != null) {
dispatcher.stop();
}
float sampleRate = 44100;
int bufferSize = 1024;
int overlap = 0;
final AudioFormat format = new AudioFormat(sampleRate, 16, 1, true,
false);
final DataLine.Info dataLineInfo = new DataLine.Info(
TargetDataLine.class, format);
TargetDataLine line;
line = (TargetDataLine) mixer.getLine(dataLineInfo);
final int numberOfSamples = bufferSize;
line.open(format, numberOfSamples);
line.start();
final AudioInputStream stream = new AudioInputStream(line);
final TarsosDSPAudioInputStream audioStream = new JVMAudioInputStream(stream);
// create a new dispatcher
dispatcher = new AudioDispatcher(audioStream, bufferSize, overlap);
delayEffect = new DelayEffect(defaultDelay/1000.0,defaultDecay/100.0,sampleRate);
inputGain = new GainProcessor(defaultInputGain/100.0);
//add processors
dispatcher.addAudioProcessor(inputGain);
dispatcher.addAudioProcessor(delayEffect);
dispatcher.addAudioProcessor(new AudioPlayer(format));
// run the dispatcher (on a new thread).
new Thread(dispatcher, "Audio dispatching").start();
}
public static void main(String... strings) throws InterruptedException,
InvocationTargetException {
SwingUtilities.invokeAndWait(new Runnable() {
@Override
public void run() {
try {
UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
} catch (Exception e) {
//ignore failure to set default look en feel;
}
JFrame frame = new Delay();
frame.pack();
frame.setVisible(true);
}
});
}
}