ACF OEmbed with thumbnails

functions.php

<?php 
	/* Pull apart OEmbed video link to get thumbnails out*/
	function get_video_oembed_data( $video_uri ) {
	
		//second false skip ACF pre-processcing
		$url = get_field('videos', false, false);
		//get wp_oEmed object, not a public method. new WP_oEmbed() would also be possible
		$oembed = _wp_oembed_get_object();
		//get provider
		$provider = $oembed->get_provider($url);
		//fetch oembed data as an object
		$oembed_data = $oembed->fetch( $provider, $url );
		return $oembed_data->thumbnail_url;
		
	}

single.php

<?php
	//For use with a single field.
	$video_url = get_field('video', FALSE, FALSE); //URL
	$video_data = get_video_oembed_data($video_url);
	
	<?php //Lightbox Link via Thumbnail ?>
	<a href="#lightbox"><img src="<?php echo $video_data->thumbnail_url; ?>"/></a>
	
	<?php //Lightbox Element with Video Embed Code ?>
	<div id="lightbox" class="embed-container">
		<?php echo $video_data->html; ?>
	</div>