image = $image; } /** * The image size to use for Twitter. * * @return string Image size string. */ public function get_image_size() { /** * Filter: 'wpseo_twitter_image_size' - Allow changing the Twitter Card image size. * * @param string $featured_img Image size string. */ return (string) \apply_filters( 'wpseo_twitter_image_size', 'full' )