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;
  }
Exemple #2
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  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);
        }
      }
    }
  }