!7

// Original source: AudioLoop from jsresources.org

import javax.sound.sampled.*;

static int DEFAULT_INTERNAL_BUFSIZ = 40960, DEFAULT_EXTERNAL_BUFSIZ = 40960;
static S mixerName;
static float frameRate = 44100.0F;

p {
  AudioFormat	audioFormat = new AudioFormat(AudioFormat.Encoding.PCM_SIGNED, fFrameRate, 16, 2, 4, frameRate, false);
  new AudioLoop(audioFormat, DEFAULT_INTERNAL_BUFSIZ, DEFAULT_EXTERNAL_BUFSIZ, mixerName).start();
}

sclass AudioLoop extends Thread {
	TargetDataLine in;
	SourceDataLine out;
	new Flag stopFlag;
	int externalBufferSize;

	*(AudioFormat format, int internalBufferSize,
		 int *externalBufferSize, S mixerName) throws LineUnavailableException {
		Mixer	mixer = mixerName == null ? null : AudioSystem.getMixer(javaSound_getMixerInfo(mixerName));

		DataLine.Info	targetInfo = new DataLine.Info(TargetDataLine.class, format, internalBufferSize);
		DataLine.Info	sourceInfo = new DataLine.Info(SourceDataLine.class, format, internalBufferSize);
		if (mixer != null) {
			in = (TargetDataLine) mixer.getLine(targetInfo);
			out = (SourceDataLine) mixer.getLine(sourceInfo);
		} else {
			in = (TargetDataLine) AudioSystem.getLine(targetInfo);
			out = (SourceDataLine) AudioSystem.getLine(sourceInfo);
		}
		in.open(format, internalBufferSize);
		out.open(format, internalBufferSize);
	}

	public void start { in.start(); out.start(); super.start(); }
  void stopRecording { in.stop(); out.close(); stopFlag.raise(); } 	// "stop()" was taken

  public void run() { javaSound_streamFromLineToLine(in, out, externalBufferSize, stopFlag); }
}