a little function to display credit for woocommerce

woocommerce.php

<?php

function woocommerce_subcategory_thumbnail( $category ) {
		$small_thumbnail_size  	= apply_filters( 'single_product_small_thumbnail_size', 'shop_catalog' );
		$dimensions    			= wc_get_image_size( $small_thumbnail_size );
		$thumbnail_id  			= get_woocommerce_term_meta( $category->term_id, 'thumbnail_id', true  );

		if ( $thumbnail_id ) {
			$image = wp_get_attachment_image_src( $thumbnail_id, $small_thumbnail_size  );
			$image = $image[0];
		} else {
			$image = wc_placeholder_img_src();
		}

		if ( $image ) {
			// Prevent esc_url from breaking spaces in urls for image embeds
			// Ref: http://core.trac.wordpress.org/ticket/23605
			$image = str_replace( ' ', '%20', $image );

			echo '<img src="' . esc_url( $image ) . '" alt="' . esc_attr( $category->name ) . '" width="' . esc_attr( $dimensions['width'] ) . '" height="' . esc_attr( $dimensions['height'] ) . '" /><span class="acf-media-credit">'.the_media_credit_html($thumbnail_id).'</span>';
		}
	}