java课程设计mp3
Ⅰ 谁给我做一个用java编写的MP3程序，谢谢了
import java.awt.*;
import java.awt.event.*;
import java.applet.*;
import javax.media.bean.playerbean.MediaPlayer; //必须下载 jmf 媒体播放包
public class player extends Applet implements ActionListener {
Button b1, b2;
MediaPlayer player;
public void init() {
player = new MediaPlayer();
setLayout(new FlowLayout());
try{
player.setMediaLocation("file:/F:\\音乐\\mp3\\黑白配.mp3");// <<file:/>>不能删除 音频文件路径
} catch (Exception e) {
System.out.println("文件不存在");
}
b1 = new Button("播放");
b2 = new Button("停止");
add(b1);
add(b2);
b1.addActionListener(this);
b2.addActionListener(this);
setSize(200, 200);
setVisible(true);
}
public void actionPerformed(ActionEvent e) {
if (e.getSource() == b1) {
player.start();
} else if (e.getSource() == b2) {
player.stop();
System.out.println(player.getMediaTime().getSeconds());
}
}
}
Ⅱ 《Java课程设计》在哪里能够下载
下面这个地址回有答
http://www.box.com/code/Catalog84/2964.html
Ⅲ 用JAVA做MP3播放器（有界面的哦）的教程
线程,IO,GUI
你去看看这三章,不过不能实现循环播放,JAVA不能读取音频的播放长度,而且只能支持WAV,MID格式的音频文件
Ⅳ 用java编写MP3播放器
作业其实还是自己写的好。要用到JMF包啊，到网上下载一个JMF包，照着说明安装上。
以下是我写的一个很简单的播放器，只能播放mp3，mpeg，mpg，wav等简单的格式。
import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
import javax.media.ControllerEvent;
import javax.media.ControllerListener;
import javax.media.MediaLocator;
import javax.media.RealizeCompleteEvent;
import javax.media.bean.playerbean.MediaPlayer;
import javax.swing.JPanel;
import javax.swing.JFrame;
import javax.swing.SwingUtilities;
import javax.swing.JList;
import java.awt.BorderLayout;
import javax.swing.JSplitPane;
import java.awt.Component;
import java.util.Vector;
public class JMF_T extends JFrame implements ControllerListener, ActionListener {
MediaPlayer Player;
private String filename = "";
private static final long serialVersionUID = 1L;
private Vector vct = new Vector(); // @jve:decl-index=0:
private JPanel jContentPane = null;
private JSplitPane jSplitPane = null;
private JPanel playPanel = null;
private JList jList = null;
private JSplitPane getJSplitPane() {
if (jSplitPane == null) {
jSplitPane = new JSplitPane();
jSplitPane.setDividerSize(5);
jSplitPane.setResizeWeight(0.8);
jSplitPane.setRightComponent(getJList());
jSplitPane.setLeftComponent(getPlayPanel());
}
return jSplitPane;
}
private JPanel getPlayPanel() {
if (playPanel == null) {
playPanel = new JPanel();
playPanel.setLayout(new BorderLayout());
}
return playPanel;
}
private JList getJList() {
if (jList == null) {
jList = new JList();
jList.addMouseListener(new java.awt.event.MouseAdapter() {
public void mouseClicked(java.awt.event.MouseEvent e) {
// TODO Auto-generated Event stub mouseClicked()
if (e.getClickCount() == 1) {
String str = (String) jList.getSelectedValue();
if (str == null) {
return;
}
filename = str;
System.out.println(str);
}
if (e.getClickCount() == 2) {
String str = (String) jList.getSelectedValue();
if (str == null) {
return;
}
filename = str;
play();
}
}
});
}
return jList;
}
public static void main(String[] args) {
SwingUtilities.invokeLater(new Runnable() {
public void run() {
JMF_T thisClass = new JMF_T();
thisClass.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
thisClass.setVisible(true);
}
});
}
public JMF_T() {
initialize();
}
private void OpenFile() {
FileDialog fd = new FileDialog(this, "Choose Video", FileDialog.LOAD);
fd.setVisible(true);
filename = fd.getDirectory() + fd.getFile();
System.out.println(filename);
if (filename.equals("")) {
return;
} else if (filename.equals("nullnull")) {
return;
}
boolean j = false;
for (int i = 0; i < vct.size(); i++) {
if (vct.get(i).toString().equals(filename)) {
j = true;
break;
}
}
if (j == false) {
vct.add(filename);
jList.setListData(vct);
}
}
private void stop() {
if (Player != null) {
Player.stop();
Player.deallocate();
}
}
private void play() {
try {
if (filename.equals("")) {
return;
}
if (Player == null) {
Player = new MediaPlayer();
} else {
closePreviosPlayer();
}
Player.setMediaLocator(new MediaLocator("file:///" + filename));
Player.addControllerListener(this);
Player.realize();
Player.start();
} catch (Exception e) {
}
}
public void actionPerformed(ActionEvent e) {
String action = e.getActionCommand().toString();
if (action.equals("Open")) {
OpenFile();
}
if (action.equals("Play")) {
play();
}
if (action.equals("Stop")) {
stop();
}
if (action.equals("Exit")) {
dispose();
System.exit(0);
}
}
private void initialize() {
this.setSize(500, 350);
setLocation(300, 100);
this.setContentPane(getJContentPane());
addWindowListener(new WindowAdapter() {
public void windowClosing(WindowEvent e) {
dispose();
System.exit(0);
}
});
MenuBar mb = new MenuBar();
setMenuBar(mb);
Menu fileMenu = new Menu("File");
Menu actMenu = new Menu("Action");
mb.add(fileMenu);
mb.add(actMenu);
MenuItem itemOpen = new MenuItem("Open");
itemOpen.addActionListener(this);
fileMenu.add(itemOpen);
fileMenu.addSeparator();
MenuItem itemPlay = new MenuItem("Play");
itemPlay.addActionListener(this);
actMenu.add(itemPlay);
actMenu.addSeparator();
MenuItem itemStop = new MenuItem("Stop");
itemStop.addActionListener(this);
actMenu.add(itemStop);
MenuItem itemExit = new MenuItem("Exit");
itemExit.addActionListener(this);
fileMenu.add(itemExit);
this.validate();
this.setVisible(true);
}
private JPanel getJContentPane() {
if (jContentPane == null) {
jContentPane = new JPanel();
jContentPane.setLayout(new BorderLayout());
jContentPane.add(getJSplitPane(), BorderLayout.CENTER);
}
return jContentPane;
}
private void closePreviosPlayer() {
if (Player == null)
return;
Player.stop();
Player.deallocate(); // 停止播放并且重新装载DateSource
Component visual = Player.getVisualComponent();
Component control = Player.getControlPanelComponent();
if (visual != null) {
playPanel.remove(visual);
}
if (control != null) {
playPanel.remove(control);
}
}
public synchronized void controllerUpdate(ControllerEvent event) {
if (event instanceof RealizeCompleteEvent) {
Component comp;
if ((comp = Player.getControlPanelComponent()) != null) {
playPanel.add("South", comp);
} else {
closePreviosPlayer();
}
if ((comp = Player.getVisualComponent()) != null) {
playPanel.add("Center", comp);
}
validate();
}
}
}
Ⅳ 急！！！Java课程设计，制作MP3，要用JScrollBar控制音量和进度怎么做
Java不会。
Ⅵ 求java课程设计
我正在写一个网络版的中国象棋游戏，虽然还没有完成，不过游戏的功能已经版实现了权，有UML图，和文档说明，当然不全，因为还未完成，这个程序对于你来说是复杂了点，不过代码里我都有写注释。
我是用eclipse开发的，JDK1.6，我整个项目打包给你，如果你连这个怎么导入也不会，我也没办法了。
Ⅶ java编写 mp3播放器 代码
// 你看看吧。。 必须下载 jmf包 如果不知道下载就问我吧
import java.awt.*;
import java.awt.event.*;
import java.applet.*;
import javax.media.bean.playerbean.MediaPlayer; //必须下载 jmf 媒体播放包
public class player extends Applet implements ActionListener {
Button b1, b2;
MediaPlayer player;
public void init() {
player = new MediaPlayer();
setLayout(new FlowLayout());
try{
player.setMediaLocation("file:/F:\\音乐\\mp3\\黑白配.mp3");// <<file:/>>不能删除 音频文件路径
} catch (Exception e) {
System.out.println("文件不存在");
}
b1 = new Button("播放");
b2 = new Button("停止");
add(b1);
add(b2);
b1.addActionListener(this);
b2.addActionListener(this);
setSize(200, 200);
setVisible(true);
}
public void actionPerformed(ActionEvent e) {
if (e.getSource() == b1) {
player.start();
} else if (e.getSource() == b2) {
player.stop();
System.out.println(player.getMediaTime().getSeconds());
}
}
}
Ⅷ java如何实现播放mp3
需要安装windows版JMF。下载地址
http://cds.sun.com/is-bin/INTERSHOP.enfinity/WFS/CDS-CDS_Developer-Site/en_US/-/USD/VerifyItem-Start/jmf-2_1_1e-windows-i586.exe?BundledLineItemUUID=5WFIBe.pT44AAAEeUB1fac6.&OrderID=vPVIBe.p7VEAAAEeQx1fac6.&ProctID=X4zACUFBcakAAAEYzNI5AXis&FileName=/jmf-2_1_1e-windows-i586.exe
安装后，把安装目录下的lib\jmf.jar引入classpath。如果不安装，而只是把jmf.jar引用到classpath，会出现格式异常。所以，一定要安装。
代码如下：
import java.io.File;
import java.io.IOException;
import javax.media.CannotRealizeException;
import javax.media.Manager;
import javax.media.NoPlayerException;
import javax.media.Player;
public class MyPlayer {
private static String path = "a.mp3";
public static void main(String[] args) {
File f1 = new File(path);
try {
Player player = Manager.createRealizedPlayer(f1.toURI().toURL());
player.prefetch();
player.start();
} catch (CannotRealizeException ex) {
} catch (NoPlayerException ex) {
} catch (IOException ex) {
}
}
}
Ⅸ 求用java编写MP3播放器
这个需要jmf的相关包,去网上下载下,给你写了个例子
public class TestPlay extends JFrame {
private Component vc, cc;
private JButton file = new JButton("file");
private Player player = null;
public TestPlay() throws HeadlessException, NoPlayerException, MalformedURLException, IOException {
this.add(file);
file.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent arg0) {
JFileChooser f = new JFileChooser();
if(f.showOpenDialog(null)==JFileChooser.CANCEL_OPTION)return;
try {
player = Manager.createPlayer(f.getSelectedFile().toURL());
player.addControllerListener(new ControllerListener() {
public void controllerUpdate(ControllerEvent arg0) {
controllerUpdateImp(arg0);
}
});
player.prefetch();
} catch (Exception e) {
System.out.println(e);
JOptionPane.showMessageDialog(null, e.getMessage());
}
}
});
}
public void controllerUpdateImp(ControllerEvent e) {
if (e instanceof EndOfMediaEvent) {
player.setMediaTime(new Time(0));
player.start();
} else if (e instanceof PrefetchCompleteEvent) {
player.start();
} else if (e instanceof RealizeCompleteEvent) {
vc = player.getVisualComponent();
if (vc != null) this.add(vc, BorderLayout.CENTER);
cc = player.getControlPanelComponent();
if (cc != null) this.add(cc, BorderLayout.SOUTH);
this.pack();
this.setResizable(false);
this.setVisible(true);
} else if (e instanceof ControllerClosedEvent) {
System.exit(0);
}
}
public static void main(String[] args) {
TestPlay t;
try {
t = new TestPlay();
t.setDefaultCloseOperation(t.EXIT_ON_CLOSE);
t.pack();
t.setLocationRelativeTo(null);
t.setVisible(true);
} catch (Exception e) {
JOptionPane.showMessageDialog(null, e.getMessage());
}
}
}