java音频播放示例分享(java如何播放音频)
这是一份精简后的代码,能够支持的格式十分有限。
package com.hongyuan.test;
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 {
public static final String MUSIC_FILE = "相逢一笑.wav";
public static void main(String[] args) throws LineUnavailableException,
UnsupportedAudioFileException, IOException {
// 获取音频输入流
AudioInputStream audioInputStream = AudioSystem
.getAudioInputStream(new File(MUSIC_FILE));
// 获取音频编码对象
AudioFormat audioFormat = audioInputStream.getFormat();
// 设置数据输入
DataLine.Info dataLineInfo = new DataLine.Info(SourceDataLine.class,
audioFormat, AudioSystem.NOT_SPECIFIED);
SourceDataLine sourceDataLine = (SourceDataLine) AudioSystem
.getLine(dataLineInfo);
sourceDataLine.open(audioFormat);
sourceDataLine.start();
/*
* 从输入流中读取数据发送到混音器
*/
int count;
byte tempBuffer[] = new byte[1024];
while ((count = audioInputStream.read(tempBuffer, 0, tempBuffer.length)) != -1) {
if (count > 0) {
sourceDataLine.write(tempBuffer, 0, count);
}
}
// 清空数据缓冲,并关闭输入
sourceDataLine.drain();
sourceDataLine.close();
}
}