java视频播放器源代码

import java.awt.*;import java.io.*;import java.util.*;import javax.media.*;import javax.media.format.*;import javax.swing.*;public class VideoPlayer implements ControllerListener {    Vector audioCapDevList = null;    Vector videoCapDevList = null;    CaptureDeviceInfo audioCapDevInfo = null;    CaptureDeviceInfo videoCapDevInfo = null;    MediaLocator audioCapDevLoc = null;    MediaLocator videoCapDevLoc = null;    Player audioPlayer;    Player videoPlayer;    public void initAudioCapDevLoc() {        //这里可以填写其它的音频编码格式，具体请看AudioFormat类        audioCapDevList = CaptureDeviceManager.getDeviceList(new AudioFormat(                AudioFormat.LINEAR));        if ((audioCapDevList.size() > 0)) {            //或许有几个CaptureDevice,这里取第一个            audioCapDevInfo = (CaptureDeviceInfo) audioCapDevList.elementAt(0);            audioCapDevLoc = audioCapDevInfo.getLocator();        } else {            System.out.println("找不到音频采集设备");            System.exit(0);        }    }    public void initVideoCapDevLoc() {        //这里可以填写其它的编码视频格式，具体请看VideoFormat类        videoCapDevList = CaptureDeviceManager.getDeviceList(new VideoFormat(                VideoFormat.YUV));        if ((videoCapDevList.size() > 0)) {            //或许有几个CaptureDevice,这里取第一个            videoCapDevInfo = (CaptureDeviceInfo) videoCapDevList.elementAt(0);            videoCapDevLoc = videoCapDevInfo.getLocator();        } else {            System.out.println("找不到视频采集设备");            System.exit(0);        }    }    public void initAudioPlayer() {        try {            audioPlayer = Manager.createPlayer(audioCapDevLoc);        } catch (NoPlayerException ex) {        } catch (IOException ex) {        }                //增加一个侦听器，侦听player状态的改变        audioPlayer.addControllerListener(this);        audioPlayer.realize();    }    public void initVideoPlayer() {        try {            videoPlayer = Manager.createPlayer(videoCapDevLoc);        } catch (NoPlayerException ex) {        } catch (IOException ex) {        }        //增加一个侦听器，侦听player状态的改变        videoPlayer.addControllerListener(this);        videoPlayer.realize();    }    public void stopAndClosePlayer(){        audioPlayer.stop();        audioPlayer.close();        videoPlayer.stop();        videoPlayer.close();    }    public synchronized void controllerUpdate(ControllerEvent ce) {        Player p = (Player) ce.getSourceController();        JFrame jFrame = new JFrame();        Component com;        if (p == null) {            return;        }        //如果player的状态变为Realized        if (ce instanceof RealizeCompleteEvent) {            if ((com = p.getControlPanelComponent()) != null) {                jFrame.add(com, BorderLayout.SOUTH);            }            if ((com = p.getVisualComponent()) != null) {                jFrame.add(com, BorderLayout.NORTH);            }            jFrame.setVisible(true);            jFrame.pack();            jFrame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);            p.start();        }    }    public static void main(String args[]) {    VideoPlayer cap = new VideoPlayer();        cap.initAudioCapDevLoc();        cap.initVideoCapDevLoc();        cap.initAudioPlayer();        cap.initVideoPlayer();        try {            Thread.currentThread().sleep(20000);//20秒后停止并关闭播放器        } catch (InterruptedException ex) {        }        cap.stopAndClosePlayer();    }}