public function register_route() {
		/** This filter is documented in wp-includes/class-wp-oembed-controller.php */
		$maxwidth = apply_filters( 'oembed_default_width', 600 );

		// Required arguments.
		$args = array(
			'url'      => array(
				'required'          => true,
				'sanitize_callback' => 'esc_url_raw',
			),
			'format'   => array(
				'default'           => 'json',
				'sanitize_callback' => 'wp_oembed_ensure_format',
			),
			'maxwidth' => array(
				'default'           => $maxwidth,
				'sanitize_callback' => 'absint',
			)
		);

		// Merge custom arguments here.
		$args = $args + (array) $this->set_route_args();

		register_rest_route( 'oembed/1.0', "/embed/{$this->slug_endpoint}", array(
			array(
				'methods'  => WP_REST_Server::READABLE,
				'callback' => array( $this, 'get_item' ),
				'args'     => $args
			),
		) );
	}