public class AudioPlay {
URL radio = null; AudioClip clip = null; File file = null; public static void main(String[] args) throws MalformedURLException {
new AudioPlay().play("D:\\Emergency.wav");
} public void play(String path) throws MalformedURLException {
file = new File(path);
radio = file.toURL();
clip = Applet.newAudioClip(radio);
clip.play();
}}运行完后，没有反应，也就是说没有声音，
但是Emergency.wav 用其他的播放软件能出来声音这是怎么回事啊？
import java.applet.*;
import javax.swing.*;
import java.net.URL;
import java.net.MalformedURLException;
class SoundLoader extends Thread {
SoundList soundList;
URL completeURL;
String relativeURL;
public SoundLoader(SoundList soundList,
URL baseURL, String relativeURL) {
this.soundList = soundList;
try {
completeURL = new URL(baseURL, relativeURL);
} catch (MalformedURLException e){
System.err.println(e.getMessage());
}
this.relativeURL = relativeURL;
setPriority(MIN_PRIORITY);
start();
}
public void run() {
AudioClip audioClip = Applet.newAudioClip(completeURL);
soundList.putClip(audioClip, relativeURL);
}
}
import java.applet.AudioClip;
import javax.swing.*;
import java.net.URL;
/**
* Loads and holds a bunch of audio files whose locations are specified
* relative to a fixed base URL.
*/
class SoundList extends java.util.Hashtable {
JApplet applet;
URL baseURL;
public SoundList(URL baseURL) {
super(5); //Initialize Hashtable with capacity of 5 entries.
this.baseURL = baseURL;
}
public void startLoading(String relativeURL) {
new SoundLoader(this, baseURL, relativeURL);
}
public AudioClip getClip(String relativeURL) {
return (AudioClip)get(relativeURL);
}
public void putClip(AudioClip clip, String relativeURL) {
put(relativeURL, clip);
}
}
import java.applet.*;
import javax.swing.*;
import java.net.URL;
import java.net.MalformedURLException;
class SoundLoader extends Thread {
SoundList soundList;
URL completeURL;
String relativeURL;
public SoundLoader(SoundList soundList,
URL baseURL, String relativeURL) {
this.soundList = soundList;
try {
completeURL = new URL(baseURL, relativeURL);
} catch (MalformedURLException e){
System.err.println(e.getMessage());
}
this.relativeURL = relativeURL;
setPriority(MIN_PRIORITY);
start();
}
public void run() {
AudioClip audioClip = Applet.newAudioClip(completeURL);
soundList.putClip(audioClip, relativeURL);
}
}
刚刚在看，就随便Copy过来了 ，使可以play的
package org.bling.music; import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
import sun.audio.AudioPlayer; public class MusicTest2 { private InputStream inputStream = null;
private String file = "./intel.wav"; public MusicTest2(){
} public void play() throws IOException{
inputStream = new FileInputStream(new File(file));
AudioPlayer.player.start(inputStream);
} public static void main(String[] args) {
try {
new MusicTest2().play();
} catch (IOException e) {
e.printStackTrace();
} } }
package org.bling.music; import java.io.File;
import java.io.IOException; import javax.sound.sampled.AudioFormat;
import javax.sound.sampled.AudioInputStream;
import javax.sound.sampled.AudioSystem;
import javax.sound.sampled.DataLine;
import javax.sound.sampled.LineUnavailableException;
import javax.sound.sampled.SourceDataLine;
import javax.sound.sampled.UnsupportedAudioFileException; public class MusicTest { private AudioFormat audioFormat = null;
private SourceDataLine sourceDataLine = null;
private DataLine.Info dataLine_info = null;
private String file = "./intel.wav";
private AudioInputStream audioInputStream = null; public MusicTest() throws LineUnavailableException, UnsupportedAudioFileException, IOException{ audioInputStream = AudioSystem.getAudioInputStream(new File(file));
audioFormat = audioInputStream.getFormat();
dataLine_info = new DataLine.Info(SourceDataLine.class,audioFormat);
sourceDataLine = (SourceDataLine)AudioSystem.getLine(dataLine_info);
} public void play() throws IOException, LineUnavailableException{
byte[] b = new byte[1024];
int len = 0;
sourceDataLine.open(audioFormat, 1024);
sourceDataLine.start();
while ((len = audioInputStream.read(b)) > 0){
sourceDataLine.write(b, 0, len);
}
audioInputStream.close();
sourceDataLine.drain();
sourceDataLine.close();
}
public static void main(String[] args) {
try {
new MusicTest().play();
} catch (IOException e) {
e.printStackTrace();
} catch (LineUnavailableException e) {
e.printStackTrace();
} catch (UnsupportedAudioFileException e) {
e.printStackTrace();
} } }
package org.bling.music; import java.io.File; 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 PlayTest { /**
* @param args
*/
public static void main(String[] args) { try {
AudioInputStream ais = AudioSystem.getAudioInputStream(new File("intel.wav"));// 获得音频输入流
AudioFormat baseFormat = ais.getFormat();// 指定声音流中特定数据安排
System.out.println("baseFormat="+baseFormat);
DataLine.Info info = new DataLine.Info(SourceDataLine.class,baseFormat);
System.out.println("info="+info);
SourceDataLine line = (SourceDataLine) AudioSystem.getLine(info);
// 从混频器获得源数据行
System.out.println("line="+line);
line.open(baseFormat);// 打开具有指定格式的行，这样可使行获得所有所需的系统资源并变得可操作。
line.start();// 允许数据行执行数据 I/O
int BUFFER_SIZE = 4000 * 4;
int intBytes = 0;
byte[] audioData = new byte[BUFFER_SIZE];
while (intBytes != -1) {
intBytes = ais.read(audioData, 0, BUFFER_SIZE);// 从音频流读取指定的最大数量的数据字节，并将其放入给定的字节数组中。
if (intBytes >= 0) {
int outBytes = line.write(audioData, 0, intBytes);// 通过此源数据行将音频数据写入混频器。
}
} } catch (Exception e) { }
}
}