用ＪＭＦ实现音频、视频的采集并播放（源码）

关于ＪＭＦ的基础，我这里就不多说了。请看：
http://hi.baidu.com/max%5Fzeng/blog/category/Jmf


import java.awt.*;
import java.io.*;
import java.util.*;
import javax.media.*;
import javax.media.format.*;
import javax.swing.*;

public class CaptureAndPlay 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[]) {
        CaptureAndPlay cap = new CaptureAndPlay();
        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();
    }
}

 

评论

1 楼 qp7711 2010-12-05  

楼主，你太棒了。
太谢谢你的无私了。
我的问题你帮我解决了。

以后多向楼主学习学习。