public void run(String local, String remote, InputStream pin, OutputStream pout) {
   try {
     microphone = SoundMixerEnumerator.getInputLine(pcmformat, DefaultPhonePCMBlockSize);
   } catch (LineUnavailableException lue) {
     System.out.println(
         "\3b"
             + getClass().getName()
             + ".<init>:\n\tCould not create microphone input stream.\n\t"
             + lue);
   }
   try {
     speaker = SoundMixerEnumerator.getOutputLine(pcmformat, DefaultPhonePCMBlockSize);
   } catch (LineUnavailableException lue) {
     microphone.close();
     System.out.println(
         "\3b"
             + getClass().getName()
             + ".<init>:\n\tCould not create speaker output stream.\n\t"
             + lue);
   }
   if ((speaker == null) || (microphone == null)) {
     super.run(local, remote, pin, pout);
     return;
   }
   try {
     recorder = new Recorder(pout);
     recorder.start();
     gui = openMonitorGUI("Remote " + remote + " Local " + local);
     pin.skip(pin.available()); // waste whatever we couldn't process in time
     super.run(local, remote, new PhoneCallMonitorInputStream(pin), pout);
     recorder.interrupt();
     gui.dispose();
   } catch (Exception e) {
     System.out.println("3\b" + getClass().getName() + ".run:\n\t" + e);
     e.printStackTrace();
   } finally {
     deactivate();
     microphone.close();
     speaker.close();
     if (gui != null) {
       gui.dispose();
     }
   }
 }
Beispiel #2
0
  // open up an audio stream
  private static void init() {
    try {
      // 44,100 samples per second, 16-bit audio, mono, signed PCM, little
      // Endian
      AudioFormat format = new AudioFormat((float) SAMPLE_RATE, BITS_PER_SAMPLE, 1, true, false);
      DataLine.Info info = new DataLine.Info(SourceDataLine.class, format);

      line = (SourceDataLine) AudioSystem.getLine(info);
      line.open(format, SAMPLE_BUFFER_SIZE * BYTES_PER_SAMPLE);

      // the internal buffer is a fraction of the actual buffer size, this
      // choice is arbitrary
      // it gets divided because we can't expect the buffered data to line
      // up exactly with when
      // the sound card decides to push out its samples.
      buffer = new byte[SAMPLE_BUFFER_SIZE * BYTES_PER_SAMPLE / 3];
      listeners = new HashSet<AudioEventListener>();
    } catch (Exception e) {
      System.err.println("Error initializing StdAudio audio system:");
      e.printStackTrace();
      System.exit(1);
    }

    // no sound gets made before this call
    line.start();
  }
  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;
  }
  public void deactivate() {
    active = false;
    microphone.stop();
    microphone.flush();

    speaker.stop();
    speaker.flush();
  }
 public void activate() {
   active = true;
   microphone.flush();
   speaker.flush();
   speaker.start();
   blocker.release();
   microphone.start();
   microphone.flush();
 }
Beispiel #6
0
  /**
   * Write one sample (between -1.0 and +1.0) to standard audio. If the sample is outside the range,
   * it will be clipped.
   */
  public static void play(double in) {
    if (muted) {
      return;
    }

    // clip if outside [-1, +1]
    if (in < -1.0) {
      in = -1.0;
    }
    if (in > +1.0) {
      in = +1.0;
    }

    // convert to bytes
    short s = (short) (MAX_16_BIT * in);
    buffer[bufferSize++] = (byte) s;
    buffer[bufferSize++] = (byte) (s >> 8); // little Endian

    // send to sound card if buffer is full
    if (bufferSize >= buffer.length) {
      line.write(buffer, 0, buffer.length);
      bufferSize = 0;
    }
  }
Beispiel #7
0
 /** Close standard audio. */
 public static void close() {
   line.drain();
   line.stop();
 }