public function get_video_meta($video_ids)
 {
     if (isset($this->video_post_meta)) {
         return;
     }
     if (empty($video_ids)) {
         return;
     }
     $video_meta = array();
     foreach ($video_ids as $key => $value) {
         // Check that it is a single video and not a playlist
         if ('id' . $value === $key) {
             $video_meta[$key] = get_post_meta($value);
             $video_meta[$key]['id'] = $value;
         }
         if ('playlist' . $value === $key) {
             $video_meta = array_merge($video_meta, Flowplayer5_Playlist::get_videos_meta_by_id($value));
         }
     }
     $this->video_post_meta = $video_meta;
 }