Monday, March 3, 2014

Example of using AudioSystem to play wav file

The javax.sound.sampled.AudioSystem class acts as the entry point to the sampled-audio system resources.

Example to play wav file using AudioSystem:
package javafx_audio;
import java.io.File;
import java.io.IOException;
import java.util.logging.Level;
import java.util.logging.Logger;
import javafx.application.Application;
import javafx.event.ActionEvent;
import javafx.event.EventHandler;
import javafx.scene.Scene;
import javafx.scene.control.Button;
import javafx.scene.layout.StackPane;
import javafx.stage.Stage;
import javax.sound.sampled.AudioInputStream;
import javax.sound.sampled.AudioSystem;
import javax.sound.sampled.Clip;
import javax.sound.sampled.LineUnavailableException;
import javax.sound.sampled.UnsupportedAudioFileException;
/**
 *
 * @web http://java-buddy.blogspot.com/
 */
public class JavaFX_Audio extends Application {
 
 @Override
 public void start(Stage primaryStage) {
 Button btn = new Button();
 btn.setText("Play 'Hello World'");
 btn.setOnAction(new EventHandler<ActionEvent>() {
 
 @Override
 public void handle(ActionEvent event) {
 System.out.println("Hello World!");
 playSound();
 }
 });
 
 StackPane root = new StackPane();
 root.getChildren().add(btn);
 
 Scene scene = new Scene(root, 300, 250);
 
 primaryStage.setTitle("java-buddy");
 primaryStage.setScene(scene);
 primaryStage.show();
 }
 
 private void playSound(){
 AudioInputStream audio = null;
 try {
 String clipPath = "/home/eric/tmp/HelloWorld.wav";
 audio = AudioSystem.getAudioInputStream(new File(clipPath));
 Clip clip = AudioSystem.getClip();
 clip.open(audio);
 clip.start();
 } catch (UnsupportedAudioFileException ex) {
 Logger.getLogger(JavaFX_Audio.class.getName()).log(Level.SEVERE, null, ex);
 } catch (IOException ex) {
 Logger.getLogger(JavaFX_Audio.class.getName()).log(Level.SEVERE, null, ex);
 } catch (LineUnavailableException ex) {
 Logger.getLogger(JavaFX_Audio.class.getName()).log(Level.SEVERE, null, ex);
 } finally {
 try {
 audio.close();
 } catch (IOException ex) {
 Logger.getLogger(JavaFX_Audio.class.getName()).log(Level.SEVERE, null, ex);
 }
 }
 }
 public static void main(String[] args) {
 launch(args);
 }
 
}


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