public void beginExecution() {
AudioFormat audioFormat =
new AudioFormat(
AudioFormat.Encoding.PCM_SIGNED, 44100.0F, 16, 1, numChannels, 44100.0F, false);
// System.out.println("AudioPlayer.playAudioInts audio format: " + audioFormat );
DataLine.Info dataLineInfo = new DataLine.Info(SourceDataLine.class, audioFormat);
if (!AudioSystem.isLineSupported(dataLineInfo)) {
System.out.println("AudioPlayer.playAudioInts does not " + " handle this type of audio.");
return;
}
try {
SourceDataLine sourceLine = (SourceDataLine) AudioSystem.getLine(dataLineInfo);
sourceLine.open(audioFormat);
} catch (LineUnavailableException e) {
e.printStackTrace();
}
chunkIndex = 0;
InitialExecution = true;
}
private void createMixerChildren(JavaMixer.MixerNode mixerNode) {
Mixer mixer = mixerNode.getMixer();
Line.Info[] infosToCheck = getPortInfo(mixer);
for (Line.Info anInfosToCheck : infosToCheck) {
if (mixer.isLineSupported(anInfosToCheck)) {
Port port = null;
DataLine dLine = null;
int maxLines = mixer.getMaxLines(anInfosToCheck);
// Workaround to prevent a JVM crash on Mac OS X (Intel) 1.5.0_07 JVM
if (maxLines > 0) {
try {
if (anInfosToCheck instanceof Port.Info) {
port = (Port) mixer.getLine(anInfosToCheck);
port.open();
} else if (anInfosToCheck instanceof DataLine.Info) {
dLine = (DataLine) mixer.getLine(anInfosToCheck);
if (!dLine.isOpen()) {
dLine.open();
}
}
} catch (LineUnavailableException e) {
e.printStackTrace();
} catch (Exception e) {
// Do Nothing
}
}
if (port != null) {
JavaMixer.PortNode portNode = new JavaMixer.PortNode(port);
createPortChildren(portNode);
mixerNode.add(portNode);
} else if (dLine != null) {
JavaMixer.PortNode portNode = new JavaMixer.PortNode(dLine);
createPortChildren(portNode);
mixerNode.add(portNode);
}
}
}
}
