Meta Slider Video Background with Poster Image Support

gistfile1.txt

function add_poster_to_video( $atts, $slide_id, $slider_id, $settings, $url ) {

	$atts['poster'] = $url;

	// unset($atts['autoplay']); // this stop video auto playing - remove this when site goes live

	return $atts;
}
add_filter('metaslider_layer_video_attributes','add_poster_to_video', 10, 5);