update

@@ -467,6 +467,9 @@ if (!function_exists('getImageUrl')) {
             if((strpos($path,'https://')!== false) || (strpos($path,'http://') !== false)){
                 return  $path;
             }
+            if(substr($path,0,2) == '//'){
+                return 'https:'.$path;
+            }
             if($location == 1){
                 $cos = config('filesystems.disks.cos');
                 $cosCdn = $cos['cdn'];