ArgusTV.Recorder.MediaPortalTvServer.TvServerPlugin.TvController_GetTeletextPage C# (CSharp) Method

        public static byte[] TvController_GetTeletextPage(IUser user, int pageNumber, int subPageNumber)
        {
            lock (_tvControllerLock)
            {
                return _controller.GetTeletextPage(user, pageNumber, subPageNumber);
            }
        }

 public override byte[] GetTeletextPageBytes(LiveStream liveStream, int pageNumber, int subPageNumber, out int subPageCount)
 {
     subPageCount = 0;
     if (liveStream.Channel.ChannelType == ChannelType.Television)
     {
         try
         {
             if (_liveStreams.ContainsKey(liveStream.RtspUrl))
             {
                 IUser  tve3User = _liveStreamUsers[liveStream.RtspUrl];
                 byte[] result   = TvServerPlugin.TvController_GetTeletextPage(tve3User, pageNumber, subPageNumber);
                 if (result != null)
                 {
                     subPageCount = TvServerPlugin.TvController_SubPageCount(tve3User, pageNumber);
                 }
                 return(result);
             }
         }
         catch (Exception ex)
         {
             Log(TraceEventType.Error, ex.Message);
         }
     }
     return(null);
 }