- 简单说明
【视频播放器|Java 视频播放器制作，包含代码流程和资源需求。】
- 代码部分
package cn.video.play;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import java.io.File;
import javax.swing.JButton;
import javax.swing.JFileChooser;
import javax.swing.JFrame;
import javax.swing.JMenu;
import javax.swing.JMenuBar;
import javax.swing.JMenuItem;
import javax.swing.JPanel;
import javax.swing.JSlider;
import javax.swing.JSpinner;
import javax.swing.SpinnerNumberModel;
import javax.swing.SwingWorker;
import javax.swing.border.EmptyBorder;
import javax.swing.event.ChangeEvent;
import javax.swing.event.ChangeListener;
import com.sun.jna.Native;
import com.sun.jna.NativeLibrary;
import uk.co.caprica.vlcj.binding.LibVlc;
import uk.co.caprica.vlcj.component.EmbeddedMediaPlayerComponent;
import uk.co.caprica.vlcj.player.embedded.EmbeddedMediaPlayer;
import uk.co.caprica.vlcj.runtime.RuntimeUtil;
import java.awt.BorderLayout;
import java.awt.EventQueue;
import java.awt.FlowLayout;
import javax.swing.JLabel;
public class VideoPlayer extends JFrame { private static final long serialVersionUID = 1L;
private static boolean flag = true;
private JPanel contentPane;
private EmbeddedMediaPlayerComponent playerComponent;
private JSlider sirVideoProgressBar;
private JMenuItem mnOpenFile;
private JMenuItem mnExit;
private JButton btnPlay;
private JButton btnStop;
private JButton btnPause;
private String currentPlayFilePath;
private JLabel lblVideoProgress;
public static void main(String[] args) {
// 加载解码文件
NativeLibrary.addSearchPath(RuntimeUtil.getLibVlcLibraryName(), "E:\\MyTool\\VLC");
// 导入的路径是vlc的安装路径
Native.load(RuntimeUtil.getLibVlcLibraryName(), LibVlc.class);
// 创建主程序界面运行窗体
EventQueue.invokeLater(new Runnable() {
@Override
public void run() {
try {
//初始化播放器
VideoPlayer frame = new VideoPlayer();
frame.setVisible(true);
frame.getMediaPlayer().playMedia("video\\1.mp4");
// 直接播放视屏，参数是视屏文件的绝对路径
// 初始化音量
frame.setVol(70);
//初始化解码工具
frame.playExecute();
} catch (Exception e) {
e.printStackTrace();
}
}
});
}
public VideoPlayer() {
initPlay();
}
// 获取播放媒体实例（某个视频）
public EmbeddedMediaPlayer getMediaPlayer() {
return playerComponent.getMediaPlayer();
}
// 获取进度条实例
public JSlider getsirVideoProgressBar() {
return sirVideoProgressBar;
}
// 关闭播放器释放资源
public void dispose() {
flag = false;
this.getMediaPlayer().stop();
this.dispose();
}
// 打开文件
public void openVideo() {
JFileChooser chooser = new JFileChooser();
int v = chooser.showOpenDialog(null);
if (v == JFileChooser.APPROVE_OPTION) {
File file = chooser.getSelectedFile();
String name = file.getName().toLowerCase();
// 文件过滤
if (name.indexOf("avi")>0 || name.indexOf("mp4")>0 || name.indexOf("rmvb")>0 || name.indexOf("rmvb")>0 || name.indexOf("rmvb")>0) {
currentPlayFilePath = file.getAbsolutePath();
this.getMediaPlayer().playMedia(currentPlayFilePath);
}
System.out.println("请选择正确视频文件");
return;
}
}
// 退出播放
public void exit() {
this.getMediaPlayer().release();
System.exit(0);
}
// 实现播放按钮的方法
public void play() {
this.getMediaPlayer().play();
}
// 实现暂停按钮的方法
public void pause() {
this.getMediaPlayer().pause();
}
// 实现停止按钮的方法
public void stop() {
this.getMediaPlayer().stop();
}
// 实现点击进度条跳转的方法
public void jumpTo(float to) {
this.getMediaPlayer().setTime((long) (to * this.getMediaPlayer().getLength()));
}
// 实现控制声音的方法
public void setVol(int v) {
this.getMediaPlayer().setVolume(v);
}
class ButtonActionListener implements ActionListener {
@Override
public void actionPerformed(ActionEvent e) {
JButton item = (JButton) e.getSource();
if (item == btnPlay) {
play();
} else if (item == btnStop) {
stop();
} else if (item == btnPause) {
pause();
}
}
}
class PlayTool extends SwingWorker{
@Override
protected String doInBackground() throws Exception {
while (flag) { // 获取视频播放进度并且按百分比显示
long total = getMediaPlayer().getLength();
long curr = getMediaPlayer().getTime();
float percent = (float) curr / total;
publish((int) (percent * 100));
Thread.sleep(100);
}
return null;
}protected void process(java.util.List chunks) {
for (int v : chunks) {
getsirVideoProgressBar().setValue(v);
lblVideoProgress.setText(v+"%");
}
}
}
//初始化播放器
public void initPlay() {
setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
setBounds(100, 100, 1200, 800);
setLocationRelativeTo(null);
// 容器
contentPane = new JPanel();
contentPane.setBorder(new EmptyBorder(5, 5, 5, 5));
contentPane.setLayout(new BorderLayout(0, 0));
// 播放界面
playerComponent = new EmbeddedMediaPlayerComponent();
playerComponent.setCursorEnabled(true);
contentPane.add(playerComponent);
// 设置一个菜单栏
JMenuBar menuBar = new JMenuBar();
this.setJMenuBar(menuBar);
this.setContentPane(contentPane);
JMenu mnFile = new JMenu("文件");
// 设置菜单名
menuBar.add(mnFile);
mnOpenFile = new JMenuItem("打开文件");
// 设置文件菜单子目录打开文件
mnFile.add(mnOpenFile);
mnExit = new JMenuItem("退出");
// 设置文件菜单子目录退出
mnFile.add(mnExit);
// 打开文件
mnOpenFile.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
openVideo();
}
});
// 退出
mnExit.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
dispose();
exit();
}
});
// 添加控制栏容器
JPanel pnlControllerBar = new JPanel();
contentPane.add(pnlControllerBar, BorderLayout.SOUTH);
sirVideoProgressBar = new JSlider();
sirVideoProgressBar.setValue(0);
sirVideoProgressBar.addMouseListener(new MouseAdapter() {
@Override
public void mouseClicked(MouseEvent e) { // 点击进度条调整视屏播放进度
int x = e.getX();
jumpTo((float) x / sirVideoProgressBar.getWidth());
lblVideoProgress.setText(x+"%");
}
});
// 创建监听器
ButtonActionListener buttonAtionListener = new ButtonActionListener();
// 暂停按键
btnPause = new JButton("暂停");
btnPause.addActionListener(buttonAtionListener);
// 停止按键
btnStop = new JButton("停止");
btnStop.addActionListener(buttonAtionListener);
// 播放按键
btnPlay = new JButton("播放");
btnPlay.addActionListener(buttonAtionListener);
// 创建音量控制
JSpinner snrVolumeControl = new JSpinner();
snrVolumeControl.setModel(new SpinnerNumberModel(70, 0, 100, 10));
snrVolumeControl.addChangeListener(new ChangeListener() {
@Override
public void stateChanged(ChangeEvent e) {
int temp = (int) snrVolumeControl.getValue();
setVol(temp);
}
});
pnlControllerBar.setLayout(new FlowLayout(FlowLayout.CENTER, 5, 5));
pnlControllerBar.add(sirVideoProgressBar);
lblVideoProgress = new JLabel("0%");
pnlControllerBar.add(lblVideoProgress);
pnlControllerBar.add(btnPlay);
pnlControllerBar.add(btnStop);
pnlControllerBar.add(btnPause);
pnlControllerBar.add(snrVolumeControl);
}
//执行视频解码
public void playExecute() {
new PlayTool().execute();
}
}
- 视频播放器资源引用部分（项目必备）
VCL用作于视频解码库，使用前，先从安装目录下拷贝plugins、libvlc.dll、libvlccore.dll到项目下
vlcj官网下载地址：http://capricasoftware.co.uk/projects/vlcj
jna、vlcj包都在下载地址
slf4j官网下载地址：https://www.slf4j.org/download.html
Java视频播放器 完整代码下载地址：https://download.csdn.net/download/q74269665/11752487
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