Waveform Display Simulator Java code example - Click here to copy ->>>

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Code:



 

import javax.swing.*;

import javax.sound.sampled.AudioInputStream;

import javax.sound.sampled.AudioSystem;

import java.awt.*;

import java.io.*;



public class WaveformDisplaySimulator {



    public static void main(String[] args) {

        try {



            JFrame frame = new JFrame("Waveform Display Simulator");

            frame.setBounds(200,200, 500, 350);



            File file = new File(args[0]);

            AudioInputStream audioInputStream = AudioSystem.getAudioInputStream(new BufferedInputStream (new FileInputStream (file)));



            WaveformPanelContainer container = new WaveformPanelContainer();

            container.setAudioToDisplay(audioInputStream);



            frame.getContentPane().setLayout(new BorderLayout());

            frame.getContentPane().add(container, BorderLayout.CENTER);



            frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);



            frame.show();

            frame.validate();

            frame.repaint();





        } catch (Exception e){

            e.printStackTrace();

        }

    }



}



/*   Swing Hacks

 *   Tips and Tools for Killer GUIs

 * By Joshua Marinacci, Chris Adamson

 *   First Edition June 2005

 *   Series: Hacks

 *   ISBN: 0-596-00907-0

 *   http://www.oreilly.com/catalog/swinghks/

 */

Code:





import javax.swing.*;

import javax.sound.sampled.AudioInputStream;

import java.awt.*;

import java.util.ArrayList;



/**

 * Created by IntelliJ IDEA.

 * User: Jonathan Simon

 * Date: Mar 20, 2005

 * Time: 5:08:57 PM

 * To change this template use File | Settings | File Templates.

 */

public class WaveformPanelContainer extends JPanel {

    private ArrayList singleChannelWaveformPanels = new ArrayList();

    private AudioInfo audioInfo = null;



    public WaveformPanelContainer() {

        setLayout(new GridLayout(0,1));

    }



    public void setAudioToDisplay(AudioInputStream audioInputStream){

        singleChannelWaveformPanels = new ArrayList();

        audioInfo = new AudioInfo(audioInputStream);

        for (int t=0; t<audioInfo.getNumberOfChannels(); t++){

            SingleWaveformPanel waveformPanel

                    = new SingleWaveformPanel(audioInfo, t);

            singleChannelWaveformPanels.add(waveformPanel);

            add(createChannelDisplay(waveformPanel, t));

        }

    }



    private JComponent createChannelDisplay(SingleWaveformPanel waveformPanel, int index) {

        JPanel panel = new JPanel(new BorderLayout());

        panel.add(waveformPanel, BorderLayout.CENTER);



        JLabel label = new JLabel("Channel " + ++index);

        panel.add(label, BorderLayout.NORTH);



        return panel;

    }





}



/*   Swing Hacks

 *   Tips and Tools for Killer GUIs

 * By Joshua Marinacci, Chris Adamson

 *   First Edition June 2005

 *   Series: Hacks

 *   ISBN: 0-596-00907-0

 *   http://www.oreilly.com/catalog/swinghks/

 */