这是我原来用过的两段代码，输出音频和捕获音频。
构造器里的socket是用来接受来自网络的音频数据。不做网络音频可以去掉它。

希望能与大家分享经验。8-）

import java.io.*;
import javax.sound.sampled.*;
import java.net.*;


/**
* Title:        VoiceChat
* Description:  输出音频（放音程序）
* Copyright:    Copyright (c) 2001
* Company:
* @author       你猜！
* @version 1.0
*/


class Playback implements Runnable {

       final int bufSize = 16384;
       SourceDataLine line;
       Thread thread;
       Socket s;

       Playback(Socket s){//构造器 取得socket以获得网络输入流
         this.s=s;
       }
       public void start() {

           thread = new Thread(this);
           thread.setName("Playback");
           thread.start();
       }

       public void stop() {
           thread = null;
       }

       public void run() {

           AudioFormat format =new AudioFormat(8000,16,2,true,true);//AudioFormat(float sampleRate, int sampleSizeInBits, int channels, boolean signed, boolean bigEndian）
           BufferedInputStream playbackInputStream;

           try {
             playbackInputStream=new BufferedInputStream(new AudioInputStream(s.getInputStream(),format,2147483647));//封装成音频输出流，如果网络流是经过压缩的需在此加套解压流
           }
           catch (IOException ex) {
               return;
           }

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

           try {
               line = (SourceDataLine) AudioSystem.getLine(info);
               line.open(format, bufSize);
 
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