Java 视频播放器制作，包含代码流程和资源需求。

 

• 简单说明

技术方面还请各位海涵，代码和资源引用还有下载方式全部在这里了，这是一个利用Java Swing实现一个简单的视频播放器。由于视频播放器需要解码，这里引用的Java媒体框架（JMF）完成视频解码任务。

 

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• 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();
	}
}

 

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• 视频播放器资源引用部分（项目必备）

VCL官网下载地址：https://www.videolan.org/  

           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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