ID );
$full_size_image = wp_get_attachment_image_src( $post_thumbnail_id, $thumbnail_size );
$image_title = get_post_field( 'post_excerpt', $post_thumbnail_id );
$placeholder = has_post_thumbnail() ? 'with-images' : 'without-images';
$wrapper_classes = apply_filters( 'woocommerce_single_product_image_gallery_classes', array(
'woocommerce-product-gallery',
'woocommerce-product-gallery--' . $placeholder,
'woocommerce-product-gallery--columns-' . absint( $columns ),
'images',
) );
?>