package yun;
import java.awt.Color;
//import java.awt.Dimension;
//import java.awt.FlowLayout;
import java.awt.Graphics;
import java.awt.Toolkit;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
//import java.awt.event.WindowAdapter;
//import java.awt.event.WindowEvent;
//import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
//import java.io.IOException;
//import java.io.InputStream;import javax.sound.sampled.AudioFormat;
//import javax.sound.sampled.AudioInputStream;
import javax.sound.sampled.AudioSystem;
import javax.sound.sampled.DataLine;
import javax.sound.sampled.LineUnavailableException;
//import javax.sound.sampled.SourceDataLine;
import javax.sound.sampled.TargetDataLine;
import javax.swing.BorderFactory;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JPanel;public class audio extends JFrame {
//取得屏幕的宽度
int width=Toolkit.getDefaultToolkit().getScreenSize().width;
//取得屏幕的高度
int height =Toolkit.getDefaultToolkit().getScreenSize().height;
//设置一个按钮用于监听声音
public static JButton button1=new JButton("监听声音");
public static JButton button2=new JButton("停止");
public static JButton button3=new JButton("退出");
//public static JButton button4=new JButton("播放");
//public static JButton button5=new JButton("绘图");
//定义一个面板来放置按钮
JPanel pane2=new JPanel();
//定义一个面板用于绘制波形
panel jpanel=new panel();
//实例化监听类
public static MyActionListenerbutton1 bt1=new MyActionListenerbutton1();
public static MyActionListenerbutton2 bt2=new MyActionListenerbutton2();
public static MyActionListenerbutton3 bt3=new MyActionListenerbutton3();
//public static MyActionListenerbutton4 bt4=new MyActionListenerbutton4();
//public static MyActionListenerbutton5 bt5=new MyActionListenerbutton5();
//控制录音标志
public static boolean stopCapture = false;
//采集数据是否准备好
public static boolean dataready=true;
//录音格式
public static AudioFormat audioFormat;
//读取数据：从TargetDataLine写入ByteArrayOutputStream录音
public static ByteArrayOutputStream byteArrayOutputStream;
public static int totaldatasize = 0;
public static TargetDataLine targetDataLine;
//录音缓冲数组
public static byte[] tempBuffer=new byte[1024];
//绘图缓冲区
public static byte[] draw=new byte[1024];
//播放数据：从AudioInputStream写入SourceDataLine播放
//public static AudioInputStream audioInputStream;
//public static SourceDataLine sourceDataLine;
/** private byte[] audioDatas = null;
private int intBytes = 0;
private byte[] ml = new byte[1];
private int[] drawl = null;**/
static int[] drawl = null;
private int intBytes = 0;
//static byte [] bs=null;
public audio(){
//设置标题
this.setTitle("说话人识别");
//设置窗体的大小
this.setSize(600,600);
//设置窗体的位置
this.setLocation((width-600)/2,(height-600)/2);
//设置窗体的大小不可调整
this.setResizable(false);
//设置退出方式
this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
//绝对布局
setLayout(null);
//设置按钮面板位置
pane2.setBounds(10,10,560,60);
pane2.setBorder(BorderFactory.createLineBorder(Color.red));
//加入按钮面板
this.getContentPane().add(pane2);
pane2.setLayout(null);
//设置按钮的位置
button1.setBounds(10,10,90,40);
button2.setBounds(110,10,90,40);
button3.setBounds(210,10,90,40);
// pane2.add(button4);
//pane2.add(button5);
//将按钮添加的按钮面板上
pane2.add(button1);
pane2.add(button2);
pane2.add(button3);
//设置绘图面板的位置及大小
jpanel.setBounds(10,100,560,200);
//设置绘图面板的颜色
jpanel.setBorder(BorderFactory.createLineBorder(Color.red));
//加入绘制波形的面板
this.getContentPane().add(jpanel);
//注册监听
button1.addActionListener(bt1);//监听
button2.addActionListener(bt2);//停止
button3.addActionListener(bt3);//退出
//button4.addActionListener(bt4);//回放
//button5.addActionListener(bt5);//绘图
//设置状态
button1.setEnabled(true);//监听
button2.setEnabled(false);//停止
button3.setEnabled(true);//退出
//button4.setEnabled(false);//回放
//button5.setEnabled(false);
//绘图
repaint();
//设置窗体为可见
this.setVisible(true);
}
//定义开始监听类按钮程序
public static class MyActionListenerbutton1 implements ActionListener{
public void actionPerformed(ActionEvent e){
button1.setEnabled(false);
button2.setEnabled(true);
button3.setEnabled(true);
//button4.setEnabled(false);
//button5.setEnabled(true);
capture();//开始录音
}
}
//定义停止类监听程序
public static class MyActionListenerbutton2 implements ActionListener{
public void actionPerformed(ActionEvent e){
button1.setEnabled(true);
button2.setEnabled(false);
button3.setEnabled(true);
//button4.setEnabled(true);
//button5.setEnabled(true);
stop();//停止
}
}
//定义退出类监听程序
public static class MyActionListenerbutton3 implements ActionListener{
public void actionPerformed(ActionEvent e){
button1.setEnabled(false);
button2.setEnabled(true);
button3.setEnabled(true);
//button4.setEnabled(true);
//button5.setEnabled(true);
exit();//退出
}
}
//定义回放类监听程序
/**public static class MyActionListenerbutton4 implements ActionListener{
public void actionPerformed(ActionEvent e){
play();//播放录音
}
}**/
//录音
public static void capture() {
// TODO Auto-generated method stub
//打开录音
try {
//获得录音格式
audioFormat = getAudioFormat();
//取得输入设备信息
DataLine.Info dataLineInfo = new DataLine.Info(TargetDataLine.class, audioFormat);
//取得输入设备
targetDataLine = (TargetDataLine) AudioSystem.getLine(dataLineInfo);
//打开输入设备
targetDataLine.open(audioFormat);
//开始录音
targetDataLine.start();
//创建独立线程进行录音
Thread captureThread = new Thread(new CaptureThread());
captureThread.start();
} catch (LineUnavailableException e) {
// TODO Auto-generated catch block
e.printStackTrace();
System.exit(0);
}
}
//播放类
/**private static void play() {
// TODO Auto-generated method stub
try
{
//取得录音数据
byte audioData[] = byteArrayOutputStream.toByteArray();
//转换成输入流
InputStream byteArrayInputStream = new ByteArrayInputStream(audioData);
AudioFormat audioFormat = getAudioFormat();
audioInputStream = new AudioInputStream(byteArrayInputStream,audioFormat, audioData.length / audioFormat.getFrameSize());
DataLine.Info dataLineInfo = new DataLine.Info(SourceDataLine.class, audioFormat);
sourceDataLine = (SourceDataLine) AudioSystem.getLine(dataLineInfo);
sourceDataLine.open(audioFormat);
sourceDataLine.start();
//创建独立线程进行播放
Thread playThread = new Thread(new PlayThread());
playThread.start();
}
catch(Exception e)
{
e.printStackTrace();
System.exit(0);
}
}**/
//暂停
private static void stop() {
// TODO Auto-generated method stub
stopCapture = true;
}
//退出
private static void exit() {
System.exit(0);
}
//获取AudioFormat
private static AudioFormat getAudioFormat()
{
float sampleRate = 16000.0F;//8000,11025,16000,22050,44100
int sampleSizeInBits = 16;//8,16
int channels = 1;//1,2
boolean signed = true;//true,false
boolean bigEndian = false;//true,false
return new AudioFormat(sampleRate,sampleSizeInBits,channels,signed,bigEndian);
}
//录音线程
private static class CaptureThread extends Thread
{
//读取录音数据，数据存放在tempbuffer数组中
byte tempBuffer[]=new byte[1024];
public void run()
{
byteArrayOutputStream = new ByteArrayOutputStream();
totaldatasize = 0;
stopCapture = false;
try
{
while(!stopCapture)
{
//读取1024个数据
int cnt = targetDataLine.read(tempBuffer,0,tempBuffer.length);
dataready=true;
//将采集到的数据存数绘图数组
System.arraycopy(tempBuffer, 0, draw, 0, draw.length);
if(cnt>0)
{
//保存该数据
byteArrayOutputStream.write(tempBuffer, 0, cnt);
totaldatasize += cnt;
/**输出tempBuffer数组中的数据
for(int j=0;j<=tempBuffer.length;j++){
System.out.println(tempBuffer[j]);
}**/
}
}
//将缓冲数组中的数据和大小，传送到数组bs中
// byte [] bs= byteArrayOutputStream.toByteArray();
/** for(int j=0;j<=bs.length;j++){
System.out.println(bs[j]);
}**/
byteArrayOutputStream.close();
}
catch(Exception e)
{
e.printStackTrace();
System.exit(0);
}
}
}
//绘图线程
/**static class drawthread extends Thread{
public void run(){
while(true){
if(dataready){
//将采集到的数据存数绘图数组
//System.arraycopy(tempBuffer, 0, draw, 0, draw.length);
//数据已经取走
dataready=false;
}
}
}
}**/
//播放线程
/**private static class PlayThread extends Thread//播放线程
{
byte tempBuffer[] = new byte[1024];
public void run()
{
try
{
int cnt;
//读取数据到缓存数据
while ((cnt=audioInputStream.read(tempBuffer,0,tempBuffer.length))!=-1)
{
if(cnt>0)
{
//写入缓存数据
sourceDataLine.write(tempBuffer, 0, cnt);
}
}
//Block等待临时数据被输出为空
sourceDataLine.drain();
sourceDataLine.close();
}
catch(Exception e)
{
e.printStackTrace();
System.exit(0);
}
}
}**/
/**public void paint(Graphics g){
for(int i=0;i<bs.length;i++){
drawl[i]=Math.abs((int) bs[0]);
}
for(int i=0;i<drawl.length;i++){
g.drawLine(i+100, drawl[i],(i+1)+100,drawl[i+1]);
}
}**/
//jpanel画图的类
class panel extends JPanel {
public void paintComponent(Graphics g){
/**while(true){
if(dataready){
//将采集到的数据存数绘图数组
//System.arraycopy(tempBuffer, 0, draw, 0, draw.length);
//数据已经取走
dataready=false;
}
}**/
dataready=false;
for(int i=0;i<draw.length;i++){
drawl[i]=Math.abs((int) draw[0]);
}
for(int i=0;i<drawl.length;i++){
g.drawLine(i+20,drawl[i],(i+1)+20,draw[i+1]);
}
/** for(int i=0;i<bs.length;i++){
drawl[i]=Math.abs((int) bs[0]);
}
for(int i=0;i<drawl.length;i++){
g.drawLine(i+30, drawl[i],(i+1)+30,drawl[i+1]);
}**/
}
}
}
这个程序 您帮我瞅瞅 哪里有问题。我定义了两个jpanel面板，能够正常显示，但是在paint中绘制动态的波形图时不能正常显示两个面板，而且波形还不能显示。这个程序是实现一边录音，一边绘制绘制出波形图。
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