调试视频解析错误

@@ -178,11 +178,11 @@ class IndexController extends HomeBaseController
         ini_set('memory_limit', '512M');
         header("Pragma: public");
         header("Expires: 0");
-//        header("Content-Type: application/octet-stream"); //文件mime类型
-        header("Content-Type: video/mp4"); //文件mime类型
+        header("Content-Type: application/octet-stream"); //文件mime类型
 
         //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();