/**
* Returns mean and max volume information of the file.
*
* @access public
* @author Samar Rizvi
* @param boolean $read_from_cache
* @return mixed Returns an array of found data, otherwise returns null.
*/
public function readVolumeComponent($read_from_cache = true)
{
return parent::getFileVolumeComponent($this->_media_file_path, $read_from_cache);
}
