private void mixerComboBoxActionPerformed() {
    Mixer mixer = AudioSystem.getMixer((Mixer.Info) mixerComboBox.getSelectedItem());

    Line.Info lineInfo = mixer.getSourceLineInfo(new Line.Info(Clip.class))[0];

    boolean volumeSupported;
    boolean panSupported;

    try {
      Line line = mixer.getLine(lineInfo);

      volumeSupported = line.isControlSupported(FloatControl.Type.MASTER_GAIN);
      panSupported = line.isControlSupported(FloatControl.Type.PAN);
    } catch (LineUnavailableException e) {
      volumeSupported = false;
      panSupported = false;
    }

    enableMixerVolumeCheckBox.setEnabled(volumeSupported);
    enableMixerPanCheckBox.setEnabled(panSupported);
  }
 private boolean isDirectAudio(Line line) {
   return line.getClass().toString().indexOf("DirectAudioDevice") >= 0;
 }
Esempio n. 3
0
 public PortNode(Line port) {
   super(port.getLineInfo(), true);
   this.port = port;
 }