哪位专家能帮我用JAVA做一个音乐播放器,谢谢!
5个回答
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网上就有java的音乐播放器
Java播放器代码
package com.test.audio;
import java.io.File;
import java.awt.BorderLayout;
import java.awt.FileDialog;
import java.awt.Frame;
import java.awt.GridLayout;
import java.awt.Label;
import java.awt.List;
import java.awt.Menu;
import java.awt.MenuBar;
import java.awt.MenuItem;
import java.awt.MenuShortcut;
import java.awt.Panel;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.KeyEvent;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
import javax.sound.sampled.AudioFormat;
import javax.sound.sampled.AudioInputStream;
import javax.sound.sampled.AudioSystem;
import javax.sound.sampled.DataLine;
import javax.sound.sampled.SourceDataLine;
public class MusicPlayer extends Frame {
boolean isStop = true; //控制播放线程
boolean hasStop = true; //播放线程状态
String filepath; //播放文件目录
String filename; //播放文件名称
AudioInputStream audioInputStream; //文件流
AudioFormat audioFormat; //文件格式
SourceDataLine sourceDataLine; //输出设备
List list;//文件列表
Label labelfilepath; //播放目录显示标签
Label labelfilename; //播放文件显示标签
public MusicPlayer() {
//设置窗体属性
setLayout(new BorderLayout());
setTitle("MP3音乐播放器");
setSize(350, 370);
//建立菜单栏
MenuBar menubar = new MenuBar();
Menu menufile = new Menu("文件");
MenuItem menuopen = new MenuItem("打开", new MenuShortcut(KeyEvent.VK_O));
menufile.add(menuopen);
menufile.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
open();
}
});
menubar.add(menufile);
setMenuBar(menubar);
//文件列表
list = new List(10);
list.addMouseListener(new MouseAdapter() {
public void mouseClicked(MouseEvent e) {
//双击时处理
if (e.getClickCount() == 2) {
//播放选中的文件
filename = list.getSelectedItem();
play();
}
}
});
add(list, "Center");
//信息显示
Panel panel = new Panel(new GridLayout(2, 1));
labelfilepath = new Label("播放目录:");
labelfilename = new Label("播放文件:");
panel.add(labelfilepath);
panel.add(labelfilename);
add(panel, "North");
//注册窗体关闭事件
addWindowListener(new WindowAdapter() {
public void windowClosing(WindowEvent e) {
System.exit(0);
}
});
setVisible(true);
}
//打开
private void open() {
FileDialog dialog = new FileDialog(this, "Open", 0);
dialog.setVisible(true);
filepath = dialog.getDirectory();
if (filepath != null) {
labelfilepath.setText("播放目录:" + filepath);
//显示文件列表
list.removeAll();
File filedir = new File(filepath);
File[] filelist = filedir.listFiles();
for (File file : filelist) {
String filename = file.getName().toLowerCase();
if (filename.endsWith(".mp3") || filename.endsWith(".wav")) {
list.add(filename);
}
}
}
}
//播放
private void play() {
try {
isStop = true;//停止播放线程
//等待播放线程停止
System.out.print("开始播放:" + filename);
while (!hasStop) {
System.out.print(".");
try {
Thread.sleep(10);
} catch (Exception e) {
}
}
System.out.println("");
File file = new File(filepath + filename);
labelfilename.setText("播放文件:" + filename);
//取得文件输入流
audioInputStream = AudioSystem.getAudioInputStream(file);
audioFormat = audioInputStream.getFormat();
//转换MP3文件编码
if (audioFormat.getEncoding() != AudioFormat.Encoding.PCM_SIGNED) {
audioFormat = new AudioFormat(AudioFormat.Encoding.PCM_SIGNED,
audioFormat.getSampleRate(), 16, audioFormat
.getChannels(), audioFormat.getChannels() * 2,
audioFormat.getSampleRate(), false);
audioInputStream = AudioSystem.getAudioInputStream(audioFormat,
audioInputStream);
}
//打开输出设备
DataLine.Info dataLineInfo = new DataLine.Info(
SourceDataLine.class, audioFormat,
AudioSystem.NOT_SPECIFIED);
sourceDataLine = (SourceDataLine) AudioSystem.getLine(dataLineInfo);
sourceDataLine.open(audioFormat);
sourceDataLine.start();
//创建独立线程进行播放
isStop = false;
Thread playThread = new Thread(new PlayThread());
playThread.start();
} catch (Exception e) {
e.printStackTrace();
}
}
public static void main(String args[]) {
new MusicPlayer();
}
class PlayThread extends Thread {
byte tempBuffer[] = new byte[320];
public void run() {
try {
int cnt;
hasStop = false;
//读取数据到缓存数据
while ((cnt = audioInputStream.read(tempBuffer, 0,
tempBuffer.length)) != -1) {
if (isStop)
break;
if (cnt > 0) {
//写入缓存数据
sourceDataLine.write(tempBuffer, 0, cnt);
}
}
//Block等待临时数据被输出为空
sourceDataLine.drain();
sourceDataLine.close();
hasStop = true;
} catch (Exception e) {
e.printStackTrace();
System.exit(0);
}
}
}
}
Java播放器代码
package com.test.audio;
import java.io.File;
import java.awt.BorderLayout;
import java.awt.FileDialog;
import java.awt.Frame;
import java.awt.GridLayout;
import java.awt.Label;
import java.awt.List;
import java.awt.Menu;
import java.awt.MenuBar;
import java.awt.MenuItem;
import java.awt.MenuShortcut;
import java.awt.Panel;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.KeyEvent;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
import javax.sound.sampled.AudioFormat;
import javax.sound.sampled.AudioInputStream;
import javax.sound.sampled.AudioSystem;
import javax.sound.sampled.DataLine;
import javax.sound.sampled.SourceDataLine;
public class MusicPlayer extends Frame {
boolean isStop = true; //控制播放线程
boolean hasStop = true; //播放线程状态
String filepath; //播放文件目录
String filename; //播放文件名称
AudioInputStream audioInputStream; //文件流
AudioFormat audioFormat; //文件格式
SourceDataLine sourceDataLine; //输出设备
List list;//文件列表
Label labelfilepath; //播放目录显示标签
Label labelfilename; //播放文件显示标签
public MusicPlayer() {
//设置窗体属性
setLayout(new BorderLayout());
setTitle("MP3音乐播放器");
setSize(350, 370);
//建立菜单栏
MenuBar menubar = new MenuBar();
Menu menufile = new Menu("文件");
MenuItem menuopen = new MenuItem("打开", new MenuShortcut(KeyEvent.VK_O));
menufile.add(menuopen);
menufile.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
open();
}
});
menubar.add(menufile);
setMenuBar(menubar);
//文件列表
list = new List(10);
list.addMouseListener(new MouseAdapter() {
public void mouseClicked(MouseEvent e) {
//双击时处理
if (e.getClickCount() == 2) {
//播放选中的文件
filename = list.getSelectedItem();
play();
}
}
});
add(list, "Center");
//信息显示
Panel panel = new Panel(new GridLayout(2, 1));
labelfilepath = new Label("播放目录:");
labelfilename = new Label("播放文件:");
panel.add(labelfilepath);
panel.add(labelfilename);
add(panel, "North");
//注册窗体关闭事件
addWindowListener(new WindowAdapter() {
public void windowClosing(WindowEvent e) {
System.exit(0);
}
});
setVisible(true);
}
//打开
private void open() {
FileDialog dialog = new FileDialog(this, "Open", 0);
dialog.setVisible(true);
filepath = dialog.getDirectory();
if (filepath != null) {
labelfilepath.setText("播放目录:" + filepath);
//显示文件列表
list.removeAll();
File filedir = new File(filepath);
File[] filelist = filedir.listFiles();
for (File file : filelist) {
String filename = file.getName().toLowerCase();
if (filename.endsWith(".mp3") || filename.endsWith(".wav")) {
list.add(filename);
}
}
}
}
//播放
private void play() {
try {
isStop = true;//停止播放线程
//等待播放线程停止
System.out.print("开始播放:" + filename);
while (!hasStop) {
System.out.print(".");
try {
Thread.sleep(10);
} catch (Exception e) {
}
}
System.out.println("");
File file = new File(filepath + filename);
labelfilename.setText("播放文件:" + filename);
//取得文件输入流
audioInputStream = AudioSystem.getAudioInputStream(file);
audioFormat = audioInputStream.getFormat();
//转换MP3文件编码
if (audioFormat.getEncoding() != AudioFormat.Encoding.PCM_SIGNED) {
audioFormat = new AudioFormat(AudioFormat.Encoding.PCM_SIGNED,
audioFormat.getSampleRate(), 16, audioFormat
.getChannels(), audioFormat.getChannels() * 2,
audioFormat.getSampleRate(), false);
audioInputStream = AudioSystem.getAudioInputStream(audioFormat,
audioInputStream);
}
//打开输出设备
DataLine.Info dataLineInfo = new DataLine.Info(
SourceDataLine.class, audioFormat,
AudioSystem.NOT_SPECIFIED);
sourceDataLine = (SourceDataLine) AudioSystem.getLine(dataLineInfo);
sourceDataLine.open(audioFormat);
sourceDataLine.start();
//创建独立线程进行播放
isStop = false;
Thread playThread = new Thread(new PlayThread());
playThread.start();
} catch (Exception e) {
e.printStackTrace();
}
}
public static void main(String args[]) {
new MusicPlayer();
}
class PlayThread extends Thread {
byte tempBuffer[] = new byte[320];
public void run() {
try {
int cnt;
hasStop = false;
//读取数据到缓存数据
while ((cnt = audioInputStream.read(tempBuffer, 0,
tempBuffer.length)) != -1) {
if (isStop)
break;
if (cnt > 0) {
//写入缓存数据
sourceDataLine.write(tempBuffer, 0, cnt);
}
}
//Block等待临时数据被输出为空
sourceDataLine.drain();
sourceDataLine.close();
hasStop = true;
} catch (Exception e) {
e.printStackTrace();
System.exit(0);
}
}
}
}
展开全部
直接下载天天动听啊···或者是酷狗和QQ音乐Java版
这些都是比较成熟的Java播放器,你自己做一个,可以参考他们拉
比如下载天天吼,打开它的文件,就可以看到不同的代码,然后照葫芦画瓢就可以弄出来了····
这些都是比较成熟的Java播放器,你自己做一个,可以参考他们拉
比如下载天天吼,打开它的文件,就可以看到不同的代码,然后照葫芦画瓢就可以弄出来了····
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在javaeye论坛上有人提供一款好像叫yoyo的播放器。里面有程序,包括源码,还附带歌词检索。你可以看看。好像是要求jdk1.6以上
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一楼的可以满足基本的播放功能,只是只能播放MP3和wav格式的文件,且有些mp3还播放不了,另外有些地方经常出异常,还需要改进。
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代码好长啊!
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