Java获取音乐文件艺术家，歌曲名，所属专辑等信息

/**

* 获取MP3文件信息

*

* @param musicFile

* MP3文件对象

*/

private void getMusicInfo(File musicFile) {

try {

RandomAccessFile randomAccessFile = new RandomAccessFile(musicFile,"r");

byte[] buffer = new byte[128];

randomAccessFile.seek(randomAccessFile.length() - 128);

randomAccessFile.read(buffer);

if (buffer.length == 128) {

String tag = new String(buffer, 0, 3);

// 只有前三个字节是TAG才处理后面的字节

if (tag.equalsIgnoreCase("TAG")) {

// 歌曲名

String songName = new String(buffer, 3, 30).trim();

// 艺术家

String artist = new String(buffer, 33, 30).trim();

// 所属唱片

String album = new String(buffer, 63, 30).trim();

// 发行年

String year = new String(buffer, 93, 4).trim();

// 备注

String comment = new String(buffer, 97, 28).trim();

System.out.println(songName + "\t" + artist + "\t" + album

+ "\t" + year + "\t" + comment);

} else {

System.out.println("无效的歌曲信息...");

}

}

} catch (FileNotFoundException e) {

e.printStackTrace();

} catch (IOException e) {

e.printStackTrace();

}

}

原文地址：http://hi.baidu.com/timesten/item/25c68e10e0e7b63eb9318013