public function videoThumbnailAddAction()
 {
     $alreadyExist = false;
     try {
         Asset_Video_Thumbnail_Config::getByName($this->_getParam("name"));
         $alreadyExist = true;
     } catch (Exception $e) {
         $alreadyExist = false;
     }
     if (!$alreadyExist) {
         $pipe = new Asset_Video_Thumbnail_Config();
         $pipe->setName($this->_getParam("name"));
         $pipe->save();
     }
     $this->_helper->json(array("success" => !$alreadyExist));
 }