示例#1
0
  /*
   * Return data as a byte array.
   */
  private static byte[] readByte(String filename) {
    byte[] data = null;
    AudioInputStream ais = null;
    try {

      // try to read from file
      File file = new File(filename);
      if (file.exists()) {
        ais = AudioSystem.getAudioInputStream(file);
        data = new byte[ais.available()];
        ais.read(data);
      }

      // try to read from URL
      else {
        URL url = StdAudio.class.getResource(filename);
        ais = AudioSystem.getAudioInputStream(url);
        data = new byte[ais.available()];
        ais.read(data);
      }
    } catch (Exception e) {
      System.out.println(e.getMessage());
      throw new RuntimeException("Could not read " + filename);
    }

    return data;
  }
示例#2
0
  public static Clip loadClip(URL url) {
    Clip clip = null;
    String fnm = "" + url;
    try {
      AudioInputStream stream = AudioSystem.getAudioInputStream(url);
      AudioFormat format = stream.getFormat();

      if ((format.getEncoding() == AudioFormat.Encoding.ULAW)
          || (format.getEncoding() == AudioFormat.Encoding.ALAW)) {
        AudioFormat newFormat =
            new AudioFormat(
                AudioFormat.Encoding.PCM_SIGNED,
                format.getSampleRate(),
                format.getSampleSizeInBits() * 2,
                format.getChannels(),
                format.getFrameSize() * 2,
                format.getFrameRate(),
                true); // big endian
        stream = AudioSystem.getAudioInputStream(newFormat, stream);
        // System.out.println("Converted Audio format: " + newFormat);
        format = newFormat;
      }

      DataLine.Info info = new DataLine.Info(Clip.class, format);

      // make sure sound system supports data line
      if (!AudioSystem.isLineSupported(info)) {
        System.out.println("Unsupported Clip File: " + fnm);
        return null;
      }
      // get clip line resource
      clip = (Clip) AudioSystem.getLine(info);
      clip.open(stream); // open the sound file as a clip
      stream.close(); // we're done with the input stream
      // duration (in secs) of the clip
      double duration = clip.getMicrosecondLength() / 1000000.0; // new
      if (duration <= 1.0) {
        System.out.println("WARNING. Duration <= 1 sec : " + duration + " secs");
        System.out.println(
            "         The clip in " + fnm + " may not play in J2SE 1.5 -- make it longer");
      }
      // else
      //  System.out.println(fnm + ": Duration: " + duration + " secs");
    } // end of try block
    catch (UnsupportedAudioFileException audioException) {
      System.out.println("Unsupported audio file: " + fnm);
    } catch (LineUnavailableException noLineException) {
      System.out.println("No audio line available for : " + fnm);
    } catch (IOException ioException) {
      System.out.println("Could not read: " + fnm);
    } catch (Exception e) {
      System.out.println("Problem with " + fnm);
    }
    return clip;
  } // end of loadClip()
示例#3
0
 private void soundAbspielen(File sound) {
   if (!läuft) return;
   try {
     audioInputStream = AudioSystem.getAudioInputStream(sound);
     af = audioInputStream.getFormat();
     size = (int) (af.getFrameSize() * audioInputStream.getFrameLength());
     audio = new byte[size];
     info = new DataLine.Info(Clip.class, af, size);
     audioInputStream.read(audio, 0, size);
     clip = (Clip) AudioSystem.getLine(info);
     clip.open(af, audio, 0, size);
     clip.start();
   } catch (Exception e) {
     e.printStackTrace();
   }
 }