java调用摄像头并拍照

最近在做jmf的视频通信项目，于是先找了个代码连接下摄像头；
要求：jmf包（最好包含5个原始包）
      jmf安装（没有测试这个条件是否必要，我直接先安装了）
      eclipse下运行

代码如下

import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.Component;
import java.awt.Dimension;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.Image;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
import java.awt.image.BufferedImage;
import java.awt.image.RenderedImage;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException; import javax.imageio.ImageIO;
import javax.media.Buffer;
import javax.media.CannotRealizeException;
import javax.media.CaptureDeviceInfo;
import javax.media.CaptureDeviceManager;
import javax.media.Manager;
import javax.media.MediaLocator;
import javax.media.NoPlayerException;
import javax.media.Player;
import javax.media.control.FrameGrabbingControl;
import javax.media.format.VideoFormat;
import javax.media.util.BufferToImage;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JPanel;
import com.sun.media.protocol.vfw.DataSource;

public class FirstCapture extends JPanel implements ActionListener{ private CaptureDeviceInfo captureDeviceInfo=null;
private MediaLocator mediaLocator=null;
private static Player player=null;
//private ImagePanel imagePanel=null;
private JButton capture;
private Buffer buffer=null;
private VideoFormat videoFormat=null;
private BufferToImage bufferToImage=null;
private Image image=null;

public FirstCapture()
{


setLayout(new BorderLayout());
setSize(320,550); captureDeviceInfo=CaptureDeviceManager.getDevice("vfw:Microsoft WDM Image Capture (Win32):0"); //这里放置的是视频驱动

mediaLocator=new MediaLocator("vfw://0"); //这里是视频地址
//imagePanel=new ImagePanel();
capture=new JButton("拍照");
capture.addActionListener(this);
DataSource ds = new DataSource();
ds.setLocator(mediaLocator);
try {
player=Manager.createRealizedPlayer(mediaLocator);
player.start();
Component comp;
Component comp1;
if((comp=player.getVisualComponent())!=null)
add(comp,BorderLayout.NORTH);
// if((comp1=player.getControlPanelComponent())!=null)
// add(comp1,BorderLayout.CENTER);
} catch (NoPlayerException e) {
// TODO Auto-generated catch block
// e.printStackTrace();
} catch (CannotRealizeException e) {
// TODO Auto-generated catch block
// e.printStackTrace();
} catch (IOException e) {
// TODO Auto-generated catch block
//e.printStackTrace();
System.out.println("ioe");
}
//add(imagePanel,BorderLayout.SOUTH);
add(capture,BorderLayout.CENTER);
}

@Override
public void print(Graphics g) {
// TODO Auto-generated method stub
super.print(g);
g.setColor(new Color(255,0,0));
g.drawLine(0, 0, 100, 100);
} public static void main(String[] args) {
// TODO Auto-generated method stub
JFrame f = new JFrame("FirstCapture");
FirstCapture cf = new FirstCapture();

f.addWindowListener(new WindowAdapter() {
public void windowClosing(WindowEvent e) {
player.close();
System.exit(0);}});

f.add("Center",cf);
f.pack();
f.setSize(new Dimension(320,550));
f.setVisible(true);
}

public void actionPerformed(ActionEvent e) {
// TODO Auto-generated method stub
FrameGrabbingControl fgc=(FrameGrabbingControl)player.getControl("javax.media.control.FrameGrabbingControl");
buffer=fgc.grabFrame();
bufferToImage=new BufferToImage((VideoFormat)buffer.getFormat());
image=bufferToImage.createImage(buffer);
try {
ImageIO.write((RenderedImage) image, "jpg", new File("F:\\test.jpg"));
} catch (IOException e1) {
// TODO Auto-generated catch block
e1.printStackTrace();
}
}
// public static void saveImage(Image image,String path)
// {
// BufferedImage bi=new BufferedImage(image.getWidth(null),image.getHeight(null),BufferedImage.TYPE_INT_RGB);
// Graphics2D g2 = bi.createGraphics();
// g2.drawImage(image, null, null);
// FileOutputStream fos=null;
// try {
// fos=new FileOutputStream(path);
//
// } catch (FileNotFoundException e) {
// // TODO Auto-generated catch block
// e.printStackTrace();
// }
//
// }
}