示例#1
0
  public void run() {
    while (controller.okToRun) {
      try {
        recordControl.setRecordStream(bos);
        capturePlayer.start();
        recordControl.startRecord();
        Thread.sleep(recordingTime);
        recordControl.stopRecord();
        recordControl.commit();
        bos.flush();

        // Insert the recorded data into the shared buffer.
        buffer.insert(bos.toByteArray());

        // Reset the ByteArrayOutputStream for reuse.
        bos.reset();
      } catch (InterruptedException e) {

        // If Thread was interrupted, we just want to terminate.
        // Close any open Players
        // Do we need to do this if we set the threads to null
        // from TunerMIDlet?
        if (capturePlayer != null) {
          capturePlayer.close();
        }
      } catch (Exception e) {
        controller.showError(e.getMessage(), new FatalForm(controller));
      }
    }
  }
示例#2
0
  /**
   * Creates a new instance of Recorder
   *
   * @param buffer the shared Buffer.
   * @param controller the controlling TunerMIDlet instance.
   */
  public Recorder(Buffer buffer, TunerMIDlet controller) {
    this.buffer = buffer;
    this.controller = controller;

    // Buffer filling time (s) is FFT length / sample rate (* 1000ms).
    recordingTime = 1000 * controller.getSampleLength() / TunerMIDlet.RATE;

    if (capturePlayer == null) {
      try {
        capturePlayer =
            Manager.createPlayer("capture://audio?encoding=pcm&rate=" + TunerMIDlet.RATE);

        capturePlayer.realize();
        recordControl = (RecordControl) capturePlayer.getControl("RecordControl");

        // Create the internal buffer for the recording
        bos = new ByteArrayOutputStream(controller.getSampleLength());
      } catch (Exception e) {
        // No point continuing without a capturePlayer or recordControl so show fatal error.
        controller.showError(e.getMessage(), new FatalForm(controller));
      }
    }
  }