项目中用到的文件上传和微信录音持久化到本地public class FileOperateUtil {
private static final String fileServerUrl = PropertiesUtil.get("File.fileServerUrl"
);
private static final String fileNetServerUrl = PropertiesUtil.get("File.fileNetServerUrl"
);
/**
* arm 转码 mp3
* @param uploadFile
* @throws Exception
*/
private static boolean armToMp3(File uploadFile)
throws Exception{
boolean trans =
false;
String sourePath =
uploadFile.getCanonicalPath();
String outPath = sourePath.substring(0, sourePath.lastIndexOf(".")).concat(".mp3"
);
List<String> cmd =
new ArrayList<String>
();
String os = System.getProperties().getProperty("os.name"
);
if(os.indexOf("Mac") >= 0
){
cmd.add("/usr/local/bin/ffmpeg");
//ffmpeg 可执行地址
}
else if(os.indexOf("Linux") >= 0
){
cmd.add("/usr/bin/ffmpeg");
//ffmpeg 可执行地址
}
else{
cmd.add("C:/Program Files/ffmpeg.exe");
//ffmpeg 可执行地址
}
cmd.add("-i"
);
cmd.add(sourePath);
cmd.add("-y"
);
cmd.add(outPath);
StringBuffer getter =
new StringBuffer();
for(
int i=0;i<3;i++
){
boolean mp3 =
ExecutiveShell.exec(cmd,getter);
if(mp3){
trans =
true;
break;
}
}
if(!
trans){
trans =
false;
uploadFile.deleteOnExit();
throw new Exception("语音转码失败！"
);
}else{
return trans;
}
}
/**
* @描述 单文件上传
* @日期 2016年11月22日 下午11:12:57
* @version 1.0
* @param in
* @param fileName
* @return
*/
public static String singleFileUpload(InputStream in,String fileName){
String returnUrl =
null;
String upLoadUrl =
null;
OutputStream out =
null;
File file =
null;
byte[] buf =
new byte[1024 * 10
];
int length = 0
;
// 每个月的上传文件都分开
String filePath =
new SimpleDateFormat("yyyy-MM").format(
new Date());
try{
//获取文件类型
String type = fileName.substring(fileName.indexOf('.')+1
);
//根据文件类型分开
filePath = "/"+filePath + "/"+type+"/"
;
upLoadUrl = fileServerUrl +
filePath;
//文件夹判断补全
file =
new File(upLoadUrl);
file.mkdirs();
file =
new File(upLoadUrl+
fileName);
out =
new FileOutputStream(file);
while ((length = in.read(buf)) != -1
) {
out.write(buf, 0
, length);
out.flush();
}
returnUrl =fileNetServerUrl + filePath+
fileName;
out.close();
in.close();
}catch(Exception e){
returnUrl =
null;
}finally{
try{
buf =
null;
if (out !=
null){
out.close();
}
if (in !=
null){
in.close();
}
if(armToMp3(file)){
returnUrl = returnUrl.substring(0,returnUrl.lastIndexOf(".")).concat(".mp3"
);
}
}catch(Exception e){
}
}
return returnUrl;
}
}
转载于:https://www.cnblogs.com/zhshto/p/6473942.html
相关资源：jave-1.0.2 多媒体转换 amr转mp3
