调式视频解析错误

@@ -182,10 +182,9 @@ class IndexController extends HomeBaseController
 
         //header("Content-Disposition: attachment; filename=video11.mp4;" ); //文件名$filename
         //header("Content-Length: 83995");  //文件大小$fsize
-        ob_end_clean();
         ob_clean();
         flush();
-        //ob_end_clean();
+        ob_end_clean();
         @readfile($filePath);
     }