gistfile1.txt

<?php // image gallery content
				if( has_shortcode( $post->post_content, 'gallery' ) ) {

					// Grab the first gallery in the post
				    $gallery = get_post_gallery_images( $post->ID );

				    $image_list = '<div class="owl-carousel">';

					// Loop through each image in each gallery
					foreach( $gallery as $image ) {
						$image_list .= '<div><img src=" ' . $image . ' " /></div>';
					}

					$image_list .= '</div>';

					// Display gallery
				    echo $image_list;
				}
			?>