add_filter('avf_add_elements_wpseo_sitemap', function($elements, $postid) {
    $image = array(
    	'image' => array(
    		'pattern' => '/\[av_image [^]]*]/',
    		'source' => 'src'
    	),
        'image' => array(
    		'pattern' => '/\[av_image [^]]*]/',
    		'source' => 'attachment'
    	),
    	'accordion' => array(
    		'pattern' => '/\[av_slideshow_accordion(.+?)?\](?:(.+?)?\[\/av_slideshow_accordion\])?/sim',
    		'source' => 'sid'
    	),
        'gallery' => array(
    		'pattern' => '/\[av_gallery(.+?)?\](?:(.+?)?\[\/av_gallery\])?/sim',
    		'source' => 'sid'
    	),
    	'slideshow' => array(
    		'pattern' => '/\[av_slideshow(.+?)?\](?:(.+?)?\[\/av_slideshow\])?/sim',
    		'source' => 'sid'
    	),
    	'slideshow_full' => array(
    		'pattern' => '/\[av_slideshow_full(.+?)?\](?:(.+?)?\[\/av_slideshow_full\])?/sim',
    		'source' => 'sid'
    	),
    	'slideshow_fullscreen' => array(
    		'pattern' => '/\[av_fullscreen(.+?)?\](?:(.+?)?\[\/av_fullscreen\])?/sim',
    		'source' => 'sid'
        ),
        'gallery' => array(
            'pattern'	=> '/\[av_gallery [^]]*]/',
            'source'	=> 'ids'
        ),
        'horizontal' => array(
            'pattern'	=> '/\[av_horizontal_gallery [^]]*]/',
            'source'	=> 'ids'
        )
    );

    return array_merge($image, $elements);
}, 10, 2);