public void newSource(AudioSource s, boolean suspend) {
if (!suspend) {
// System.out.println("AudioProcessor.newSource suspend=false");
source.close();
source = s;
AudioFormat format =
new AudioFormat(AudioFormat.Encoding.PCM_SIGNED, 8000, 16, 1, 2, 8000, bigEndian);
if (source != null) source.init(this, format, frameSize);
} else {
// System.out.println("AudioProcessor.newSource suspend=true");
// System.out.println(" original source="+source.getClass());
// System.out.println(" new source="+s.getClass());
suspendedSource = source;
// System.out.println(" halting original source");
source.halt();
// System.out.println(" original source halted");
source = s;
AudioFormat format =
new AudioFormat(AudioFormat.Encoding.PCM_SIGNED, 8000, 16, 1, 2, 8000, bigEndian);
if (source != null) {
// System.out.println(" calling initialize method of new
// source");
source.init(this, format, frameSize);
}
// System.out.println(" new source initialized");
}
// System.out.println("AudioProcessor.newSource exits");
}
private void init(
int payloadType,
AudioSource src,
AudioSender snd,
AudioDestination dst,
AudioReceiver rcv,
int fs) {
Logger.debug("AudioProcessor.init:");
Logger.debug(" destination=" + dst.getClass());
if (src != null) Logger.debug(" source=" + src.getClass());
else Logger.debug(" source=null");
if (snd != null) Logger.debug(" sender=" + snd.getClass());
else Logger.debug(" sender=null");
if (rcv != null) Logger.debug(" receiver=" + rcv.getClass());
else Logger.debug(" receiver=null");
this.payloadType = payloadType;
frameSize = fs;
{
Logger.debug("");
switch (this.payloadType) {
case 0:
encoder = new PCMUCodec4(this);
decoder = new PCMUCodec4(this);
break;
case 8:
encoder = new PCMACodec(this);
decoder = new PCMACodec(this);
break;
default:
encoder = null;
decoder = null;
break;
}
if (encoder != null) Logger.debug("encoder=" + encoder.getClass());
if (decoder != null) Logger.debug("decoder=" + decoder.getClass());
if (encoder != null) encoder.init();
if (decoder != null) decoder.init();
}
source = src;
sender = snd;
destination = dst;
// Logger.debug("AudioProcessor constructor: destination="+destination);
receiver = rcv;
if (sender != null) sender.init(this.payloadType);
AudioFormat format =
new AudioFormat(AudioFormat.Encoding.PCM_SIGNED, 8000, 16, 1, 2, 8000, bigEndian);
// AudioFormat format=new AudioFormat(AudioFormat.Encoding.PCM_SIGNED,22050,8,1,1,22050,false);
if (source != null) source.init(this, format, frameSize);
if (destination != null) destination.init(this, format, frameSize);
else Logger.error("AudioProcessor: destination=null");
if (receiver != null) receiver.init(this);
}
public boolean resumeSuspendedSource() {
Logger.debug("audioprosessor.resumesuspendedsource starts");
if (suspendedSource == null) return false;
Logger.debug("close source");
source.close();
Logger.debug("source closed");
source = null;
Logger.debug("vanha source");
source = suspendedSource;
Logger.debug("unhalt vanha source");
boolean ok = source.unhalt();
Logger.debug("vanha source unhalted");
Logger.debug("audioprosessor.resumesuspendedsource ends");
return ok;
}
public void stop() {
Logger.info("AudioProcessor.stop: closing all inputs and outputs");
if (source != null) source.close();
if (sender != null) sender.close();
if (destination != null) destination.close();
if (receiver != null) receiver.close();
return;
}
public boolean start() {
boolean ok = false;
if (source != null) source.go();
if (sender != null) sender.go();
if (destination != null) destination.go();
if (receiver != null) receiver.go();
ok = true;
return ok;
}
public static void main(String args[]) throws IOException, InterruptedException {
AudioMaster.init();
AudioMaster.setListenerData(0, 0, 0);
int buffer = AudioMaster.loadSound("audio/music.wav");
AudioSource source = new AudioSource();
source.setLooping(true);
source.play(buffer);
float xPos = 8;
source.setPosition(xPos, 2, 0);
char c = ' ';
while (c != 'q') {
xPos -= 0.03f;
source.setPosition(xPos, 2, 0);
Thread.sleep(10);
}
source.delete();
AudioMaster.cleanUp();
}
