recorder.java

Sound recorder application using swing...

// Originally code from jsresources.org

// Was buggy and fixed by:
// http://www.redbrick.dcu.ie/~jr/audio/

// Then modified by Bert Szoghy, [e-mail]
// Please review license info for SimpleAudioRecorder.java at jsresources.org

import java.io.IOException;
import java.io.File;
import javax.sound.sampled.DataLine;
import javax.sound.sampled.TargetDataLine;
import javax.sound.sampled.AudioFormat;
import javax.sound.sampled.AudioSystem;
import javax.sound.sampled.AudioInputStream;
import javax.sound.sampled.LineUnavailableException;
import javax.sound.sampled.AudioFileFormat;
import java.util.*;

public class Recorder extends Thread
{
	private TargetDataLine	m_line;
	private AudioFileFormat.Type m_targetType;
	private AudioInputStream m_audioInputStream;
	private File m_outputFile;

	public Recorder(TargetDataLine line,
				     AudioFileFormat.Type targetType,
				     File file)
	{
		m_line = line;
		m_audioInputStream = new AudioInputStream(line);
		m_targetType = targetType;
		m_outputFile = file;
	}

	/** Starts the recording.
	    To accomplish this, (i) the line is started and (ii) the
	    thread is started.
	*/
	public void start()
	{
		/* Starting the TargetDataLine. It tells the line that
		   we now want to read data from it. If this method
		   isn't called, we won't
		   be able to read data from the line at all.
		*/
		m_line.start();

		/* Starting the thread. This call results in the
		   method 'run()' (see below) being called. There, the
		   data is actually read from the line.
		*/
		super.start();
	}

	/** Stops the recording.
	*/
	public void stopRecording()
	{
		m_line.stop();
		m_line.close();
	}

	/** Main working method.
	*/
	public void run()
	{
			try
			{
				AudioSystem.write(
					m_audioInputStream,
					m_targetType,
					m_outputFile);
			}
			catch (IOException e)
			{
				e.printStackTrace();
			}
	}

	private static void closeProgram()
	{
		System.out.println("Program closing.....");
		System.exit(1);
	}

	private static void out(String strMessage)
	{
		System.out.println(strMessage);
	}

	public static void main(String[] args)
	{

	}
}