/**
  * Returns any video information about the file if available.
  *
  * @access public
  * @author Oliver Lillie
  * @param boolean $read_from_cache 
  * @return mixed Returns an array of found data, otherwise returns null.
  */
 public function readVideoComponent($read_from_cache = true)
 {
     return parent::getFileVideoComponent($this->_media_file_path, $read_from_cache);
 }