Exemplo n.º 1
0
  private void openOutput() throws IOException {

    AudioFormat audioFormat =
        new AudioFormat((float) vorbisInfo.rate, 16, vorbisInfo.channels, true, false);

    DataLine.Info info =
        new DataLine.Info(SourceDataLine.class, audioFormat, AudioSystem.NOT_SPECIFIED);

    if (!AudioSystem.isLineSupported(info)) {

      throw new IOException("line format " + info + "not supported");
    }

    try {
      out = (SourceDataLine) AudioSystem.getLine(info);
      out.open(audioFormat);
    } catch (LineUnavailableException e) {
      throw new IOException("audio unavailable: " + e.toString());
    }

    out.start();
    updateVolume(volume);
  }
Exemplo n.º 2
0
  @Override
  public boolean play() {
    // ForPlay.log().info("play()");
    if (playing) {
      // we have not yet received LineEvent.Type.STOP
      return false;
    }
    if (clip == null) {
      // no audio clip to play
      return false;
    }
    if (clip.isActive()) {
      // already playing
      return false;
    }

    try {
      inputStream = new FileInputStream(file);
    } catch (FileNotFoundException e) {
      ForPlay.log().warn("Sound file not found " + file);
      // give up
      return false;
    }

    AudioInputStream ais;
    try {
      // ForPlay.log().info("calling AudioSystem.getAudioInputStream()");
      ais = AudioSystem.getAudioInputStream(inputStream);
    } catch (UnsupportedAudioFileException e) {
      ForPlay.log()
          .warn(
              "Failed to play sound "
                  + file
                  + " due to failure to get audio stream caused by "
                  + e.toString(),
              e);
      return false;
    } catch (IOException e) {
      ForPlay.log()
          .warn(
              "Failed to play sound "
                  + file
                  + " due to failure to get audio stream caused by "
                  + e.toString(),
              e);
      return false;
    }
    try {
      // ForPlay.log().info("calling clip.open()");
      clip.open(ais);
    } catch (IOException e) {
      ForPlay.log()
          .warn(
              "Failed to play sound "
                  + file
                  + " due to failure to open clip caused by "
                  + e.toString(),
              e);
      return false;
    } catch (LineUnavailableException e) {
      ForPlay.log()
          .info(
              "Not playing sound "
                  + file
                  + " due to failure to open clip caused by "
                  + e.toString());
    } catch (IllegalArgumentException e) {
      ForPlay.log()
          .info(
              "Not playing sound "
                  + file
                  + " due to failure to open clip caused by "
                  + e.toString());
      return false;
    } catch (IllegalStateException e) {
      // Line may already be open
      // TODO(fredsa): figure out why this happens
      ForPlay.log()
          .info(
              "Not playing sound "
                  + file
                  + " due to failure to open clip caused by "
                  + e.toString());
      return false;
    }
    if (looping) {
      clip.loop(Clip.LOOP_CONTINUOUSLY);
    }
    // ForPlay.log().info("calling clip.start()");
    clip.start();
    playing = true;
    return true;
  }