/**
 * Method to apply a filter to an image resource.
 *
 * @param   array  $options  An array of options for the filter.
 *
 * @return  void
 *
 * @since   2.5.0
 */
public function execute(array $options = [])
{
    // Perform the sketchy filter.
    imagefilter($this->handle, IMG_FILTER_MEAN_REMOVAL);
}