Ò׽ؽØÍ¼Èí¼þ¡¢µ¥Îļþ¡¢Ãâ°²×°¡¢´¿ÂÌÉ«¡¢½ö160KB

java ½âÎöMP3Îļþ


Ê×ÏÈÐèÒªÖªµÀµÄÊÇ£¬MP3ÎļþµÄÎļþÐÅÏ¢¶¼·ÅÔÚÎļþ×îºóµÄ128¸ö×Ö½ÚÀïÃæ£¬Õâ128¸ö×Ö½Ú·Ö±ð´æ´¢µÄÐÅÏ¢ÈçÏ£º
char Header[3];    /* ±êǩͷ±ØÐëÊÇ"TAG"·ñÔòÈÏΪûÓбêÇ© */
char Title[30];    /* ±êÌâ */
char Artist[30];   /* ×÷Õß */
char Album[30];    /* ×¨¼¯ */
char Year[4];      /* ³öÆ·Äê´ú */
char Comment[28]; /* ±¸×¢ */
char reserve;      /* ±£Áô */
char track;;       /* Òô¹ì */
char Genre;        /* ÀàÐÍ */
´úÂ룺
public class ReadMP3 {
/**
* @param args
* @throws Exception 
*/
public static void main(String[] args) throws Exception {
// TODO Auto-generated method stub
String path = System.getProperty("user.dir")+"/images/wenbie.mp3";

readMp3ID3V1(path);

}

public   static   void   readMp3ID3V1(String path)   throws   Exception{ 
        byte[] buf = new byte[1024]; 
        File file = new File(path); 
      FileInputStream fis = new FileInputStream(file); 
      /*---¶ÁÈ¡MP3Îļþβ²¿ÐÅÏ¢£¬²¢ÏÔʾ----*/ 
      long size = file.length(); 
      System.out.println("Îļþ×Ü×Ö½ÚÊý£º"+size);
      fis.skip(size-128); 
      //±ê־λTAG:3  byte 
      fis.read(buf,0,3); 
      String tag = new String(buf,0,3); 
      System.out.println( "ID3V1:  "+tag); 
      //¸èÇúÃû³Æ 30 byte 
      fis.read(buf,0,30); 
      String songname = new St


Ïà¹ØÎĵµ£º

JavaÏß³Ì×ܽá

Ò»Ìáµ½Ï̺߳ÃÏñÊǼþºÜÂé·³ºÜ¸´ÔÓµÄÊ£¬ÊÂʵÉÏȷʵÈç´Ë£¬Éæ¼°µ½Ï̵߳ıà³ÌÊǺܽ²¾¿¼¼Çɵġ£Õâ¾ÍÐèÒªÎÒÃDZ任˼ά·½Ê½£¬Á˽âÏ̻߳úÖÆµÄ±È½ÏͨÓõļ¼ÇÉ£¬Ð´³ö¸ßЧµÄ¡¢²»ÒÀÀµÓÚij¸öJVMʵÏֵijÌÐòÀ´¡£±Ï¾¹½ö½ö¾ÍJava¶øÑÔ£¬¸÷¸öÐéÄâ»úµÄʵÏÖÊDz»Í¬µÄ¡£Ñ§Ï°Ïß³Ìʱ£¬×îÁîÎÒÓ¡ÏóÉî¿ÌµÄ¾ÍÊÇÄÇÖÖ²»È·¶¨ÐÔ¡¢Ã»Óб£ÕÏÐÔ£¬¸÷¸öÏ̵߳ÄÔËÐÐÍ ......

JAVAÀà×°ÔØ»úÖÆ


 
Java
ÐéÄâ»úÖеÄÀà¼ÓÔØÆ÷·ÖΪÁ½ÖÖ£ºÔ­Ê¼Àà¼ÓÔØÆ÷£¨primordial class loader
£©ºÍÀà¼ÓÔØÆ÷¶ÔÏó£¨class loader objects
£©¡£
ԭʼÀà¼ÓÔØÆ÷ÊÇJava
ÐéÄâ»úʵÏÖµÄÒ»²¿·Ö£¬Àà¼ÓÔØÆ÷¶ÔÏóÊÇÔËÐÐÖеijÌÐòµÄÒ»²¿·Ö¡£²»Í¬Àà¼ÓÔØÆ÷¼ÓÔØµÄÀà±»²»Í¬µÄÃüÃû¿Õ¼äËù·Ö¸î¡£
    
Àà¼ÓÔØÆ÷µ÷ÓÃÁËÐí¶àJava ......

Ó¡¶ÈÈËдµÄjava´úÂë

ÎÒÔÚÒ»¸öÓ¡¶ÈÍâ°ü¹«Ë¾¹¤×÷¡£ÎÒËù×öµÄϵͳ´ó²¿·ÖÊÇÓ¡¶È³ÌÐòԱдµÄ¡£
¿´ÁËËûÃǵĴúÂëÓиöÌØµã¸ø´ó¼ÒÆÀÆÀ¡£
1¡¢ËûÃÇдµÄ´úÂë±È½ÏÑϽ÷£¬±ÈÈçÔÚÑ­»·Ò»¸ö¼¯ºÏǰ»á×÷nullÅжϣ¬·½·¨ÀàÃüÃûÒ²±È½Ï¹æ·¶Ò×¶®¡£
2¡¢ËûÃÇ£¬×¢ÊÍдµÄ²»¶à£¬µ«logдºÜÇÚ¿ì¡£
3¡¢ËûÃǺÃÏñ²»Ì«Ï²»¶ÓÃÁÙʱ±äÁ¿£¬Äܲ»Óþ¡Á¿²»Óá£
4¡¢ËûÃǵĴúÂëÈçÅжÏÒ»¸öb ......

Java¶Áȡע²á±íÐÅÏ¢µ½ÄÚ´æÖÐ

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
/**
*
* @description ±¾³ÌÐòʵÏÖÁ˶Áȡע²á±í·ÖÖ§£ºHKEY_CURRENT_USER\Software\ODBC\ODBC.INI\ODBC Data Sourcesµ½ÄÚ´æµÄ²Ù×÷
* @author:narsh
* @time 2010-2-8
*/
public class getRegToMemery {
publ ......

java ʵÏÖÏÂÔØ¹¦ÄÜ

/**
* ÏÂÔØÎļþ
* @param filePath --ÎļþÍêÕû·¾¶
* @param response --HttpServletResponse¶ÔÏó
*/
public static void downloadFile(
String filePath,
javax.servlet.http.HttpServletResponse response) {
String fileName = ""; //ÎļþÃû£¬Êä³öµ½Óû§µÄÏÂÔØ¶Ô»°¿ò
//´ÓÎļþÍêÕû·¾¶ÖÐÌáÈ¡ÎļþÃû£¬²¢½øÐбà ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ