function wc_update_330_image_options() {
	$old_thumbnail_size = get_option( 'shop_catalog_image_size', array() );
	$old_single_size    = get_option( 'shop_single_image_size', array() );

	if ( ! empty( $old_thumbnail_size['width'] ) ) {
		$width     = absint( $old_thumbnail_size['width'] );
		$height    = absint( $old_thumbnail_size['height'] );
		$hard_crop = ! empty( $old_thumbnail_size['crop'] );

		if ( ! $width ) {
			$width = 300;
		}

		if ( ! $height ) {
			$height = $width;
		}

		update_option( 'woocommerce_thumbnail_image_width', $width );

		// Calculate cropping mode from old image options.
		if ( ! $hard_crop ) {
			update_option( 'woocommerce_thumbnail_cropping', 'uncropped' );
		} elseif ( $width === $height ) {
			update_option( 'woocommerce_thumbnail_cropping', '1:1' );
		} else {
			$ratio    = $width / $height;
			$fraction = wc_decimal_to_fraction( $ratio );

			if ( $fraction ) {
				update_option( 'woocommerce_thumbnail_cropping', 'custom' );
				update_option( 'woocommerce_thumbnail_cropping_custom_width', $fraction[0] );
				update_option( 'woocommerce_thumbnail_cropping_custom_height', $fraction[1] );
			}
		}
	}

	// Single is uncropped.
	if ( ! empty( $old_single_size['width'] ) ) {
		update_option( 'woocommerce_single_image_width', absint( $old_single_size['width'] ) );
	}
}