Fix Fullscreen on iOS

/**
 *
 * Fix Fullscreen on iOS
 *
 */
add_filter( 'streamtube/player/file/setup', function( $setup, $source ){

    if (strpos($_SERVER['HTTP_USER_AGENT'], 'iPhone') !== false
        || strpos($_SERVER['HTTP_USER_AGENT'], 'iPad') !== false) {

        if( $setup['sources'][0]['type'] == 'video/youtube' ){
            $setup = array_merge( $setup, array(
                'youtube'       =>  array(
                    'ytControls'    =>  2
                ),
                'controlBar'            =>  false
            ) );
        }
    }

    return $setup;
}, 9999, 2 );