WP_oEmbed example

function _wp_oembed_get_object() {
    static $wp_oembed = null;

    if ( is_null( $wp_oembed ) ) {
        $wp_oembed = new WP_oEmbed();
    }
    return $wp_oembed;
}

/** * Adds a URL format and oEmbed provider URL pair. * * @since 2.9.0 * * @see WP_oEmbed * * @param string $format The format of URL that this provider can handle. You can use asterisks * as wildcards. * @param string $provider The URL to the oEmbed provider. * @param bool $regex Optional. Whether the `$format` parameter is in a RegEx format. Default false. */