我想通过GSM调制解调器播放WAV文件。这是我的示例代码privatefinalintBUFFER_SIZE=8;privateFilesoundFile;privateAudioInputStreamaudioStream;privateAudioFormataudioFormat;publicvoidplaySound(Stringfilename)throwsIOException{StringstrFilename=filename;try{soundFile=newFile(strFilename);}catch(Exceptione){e.printStackTrace()