java 音频 合成

/**
  * 将两个wav音频文件合并成一个音频文件  *
  * @param srcFile1
  *            源文件1
  * @param srcFile2
  *            源文件2
  * @param descFile
  *            目标文件
  * @throws IOException
  * @throws UnsupportedAudioFileException
  */
public static void mergeFile(File srcFile1, File srcFile2, File descFile) throws IOException,
   UnsupportedAudioFileException {
  AudioFileFormat aff = AudioSystem.getAudioFileFormat(srcFile1);
  AudioInputStream ais1 = AudioSystem.getAudioInputStream(srcFile1);
  AudioInputStream ais2 = AudioSystem.getAudioInputStream(srcFile2);

  SequenceInputStream sis = new SequenceInputStream(ais1, ais2);

  AudioSystem.write(new AudioInputStream(sis, aff.getFormat(), ais1.getFrameLength()
    + ais2.getFrameLength()), aff.getType(), descFile);

  if (ais1 != null)
   ais1.close();
  if (ais2 != null)
   ais2.close();
  if (sis != null)
   sis.close();
}