//先將視頻保存到項目生成臨時文件，獲取時長后刪除臨時文件

//使用fastdfs進行文件上傳

@RequestMapping("/uploadVideoToFast")

@ResponseBodypublic Map uploadVideoToFast(@RequestParam("file") MultipartFile file)

throws IOException, InterruptedException {

File toFile= null;

InputStream ins= null;

ins=file.getInputStream();

toFile= newFile(file.getOriginalFilename());

inputStreamToFile(ins, toFile);

ins.close();

String length=ReadVideoTime(toFile);

Map url = UploadVideoDemo.testUploadStream(accessKeyId, accessKeySecret, "視頻",

file.getOriginalFilename(), file.getInputStream());

url.put("length", length);returnurl;

}privateString ReadVideoTime(File source) throws InterruptedException {

Encoder encoder= newEncoder();

String length= "";try{

MultimediaInfo m=encoder.getInfo(source);long ls = m.getDuration() / 1000;int hour = (int) (ls / 3600);int minute = (int) (ls % 3600) / 60;int second = (int) (ls - hour * 3600 - minute * 60);

length= hour + ":" + minute + ":" +second;

}catch(Exception e) {

e.printStackTrace();

}

Thread.sleep(1000);

System.out.println(source.getAbsolutePath());

System.out.println(source.getPath());

System.out.println(length);

System.out.println(source.delete());returnlength;

}public static voidinputStreamToFile(InputStream ins, File file) {try{

OutputStream os= newFileOutputStream(file);int bytesRead = 0;byte[] buffer = new byte[8192];while ((bytesRead = ins.read(buffer, 0, 8192)) != -1) {

os.write(buffer,0, bytesRead);

}

os.close();

ins.close();

}catch(Exception e) {

e.printStackTrace();

}

}

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