private function video_post_to_sitemap_item( $post ) {

    
/**
 * Filter condition to allow skipping specific image posts in the sitemap.
 *
 * @module sitemaps
 *
 * @since 4.8.0
 *
 * @param bool    $skip Current boolean. False by default, so no post is skipped.
 * @param WP_POST $post Current post object.
 */
    if ( apply_filters( 'jetpack_sitemap_video_skip_post', false, $post ) ) {
      return array(
        'xml'           => null,
        'last_modified' => null,
      );
    }

    // Do not include the video if the attached parent is not published.
    // Unattached will be published. Otherwise, will inherit parent status.
    if ( 'publish' !== get_post_status( $post ) ) {
      return array(
        'xml'           => null,
        'last_modified' => null,
      );
    }

    $parent_url = esc_url( get_permalink( get_post( $post->post_parent ) ) );
    if ( '' == $parent_url ) { // WPCS: loose comparison ok.
      $parent_url = esc_url( get_permalink( $post ) );
    }

    // Prepare the content like get_the_content_feed().
    $content = $post->post_content;
    
/** This filter is already documented in core/wp-includes/post-template.php */
    $content = apply_filters( 'the_content', $content );

    
/** This filter is already documented in core/wp-includes/feed.php */
    $content = apply_filters( 'the_content_feed', $content, 'rss2' );
    
    // Include thumbnails for VideoPress videos, use blank image for others
    if ( 'complete' === get_post_meta( $post->ID, 'videopress_status', true ) && has_post_thumbnail( $post ) ) {
      $video_thumbnail_url = get_the_post_thumbnail_url( $post );
    } else {
      
/**
 * Filter the thumbnail image used in the video sitemap for non-VideoPress videos.
 *
 * @since 7.2.0
 *
 * @param string $str Image URL.
 */
      $video_thumbnail_url = apply_filters( 'jetpack_video_sitemap_default_thumbnail', 'https://s0.wp.com/i/blank.jpg' );
    }

    $item_array = array(
      'url' => array(
        'loc'         => $parent_url,
        'lastmod'     => jp_sitemap_datetime( $post->post_modified_gmt ),
        'video:video' => array(
          
/** This filter is already documented in core/wp-includes/feed.php */
          'video:title'         => apply_filters( 'the_title_rss', $post->post_title ),
          'video:thumbnail_loc' => esc_url( $video_thumbnail_url ),
          'video:description'   => $content,
          'video:content_loc'   => esc_url( wp_get_attachment_url( $post->ID ) ),
        ),
      ),
    );

    // TODO: Integrate with VideoPress here.
    // cf. video:player_loc tag in video sitemap spec.

    
/**
 * Filter associative array with data to build <url> node
 * and its descendants for current post in video sitemap.
 *
 * @module sitemaps
 *
 * @since 4.8.0
 *
 * @param array $item_array Data to build parent and children nodes for current post.
 * @param int   $post_id Current video post ID.
 */
    $item_array = apply_filters(
      'jetpack_sitemap_video_sitemap_item',
      $item_array,
      $post->ID
    );

    return array(
      'xml'           => $item_array,
      'last_modified' => $post->post_modified_gmt,
    );
  }