private void epgWorkerDoWork(object sender, DoWorkEventArgs e)
{
BackgroundWorker worker = sender as BackgroundWorker;
if (worker == null)
throw (new ArgumentException("EPG worker thread has been started with an incorrecect sender"));
BackgroundParameters parameters = e.Argument as BackgroundParameters;
if (parameters == null)
throw (new ArgumentException("EPG worker thread has been started with incorrect parameters"));
if (RunParameters.IsWindows)
Thread.CurrentThread.Name = "EPG Controller Worker Thread";
Thread.CurrentThread.Priority = ThreadPriority.BelowNormal;
collector = getCollector(parameters.Frequency);
CollectorReply reply = collector.Process(parameters.DataProvider, worker);
collector.Stop();
collector.FinishFrequency();
Logger.Instance.Write("Sample stats: Sync byte searches: " + parameters.DataProvider.SyncByteSearches +
" Samples dropped: " + parameters.DataProvider.SamplesDropped +
" Max sample size: " + parameters.DataProvider.MaximumSampleSize);
e.Cancel = true;
Logger.Instance.Write("Background worker thread finished");
resetEvent.Set();
}
private IEPGCollector getCollector(TuningFrequency frequency)
{
IEPGCollector collector;
switch (frequency.CollectionType)
{
case CollectionType.EIT:
collector = new EITController();
Logger.Instance.Write("EPG delivery system is EIT on frequency " + frequency.Frequency);
break;
case CollectionType.MHEG5:
collector = new DSMCCController();
Logger.Instance.Write("EPG delivery system is MHEG5 on frequency " + frequency.Frequency);
break;
case CollectionType.OpenTV:
collector = new OpenTVController();
Logger.Instance.Write("EPG delivery system is OpenTV on frequency " + frequency.Frequency);
break;
case CollectionType.MediaHighway1:
collector = new MediaHighway1Controller();
Logger.Instance.Write("EPG delivery system is MediaHighway1 on frequency " + frequency.Frequency);
break;
case CollectionType.MediaHighway2:
collector = new MediaHighway2Controller();
Logger.Instance.Write("EPG delivery system is MediaHighway2 on frequency " + frequency.Frequency);
break;
case CollectionType.FreeSat:
collector = new FreeSatController();
Logger.Instance.Write("EPG delivery system is FreeSat on frequency " + frequency.Frequency);
break;
case CollectionType.PSIP:
collector = new AtscPsipController();
Logger.Instance.Write("EPG delivery system is ATSC PSIP on frequency " + frequency.Frequency);
break;
case CollectionType.DishNetwork:
collector = new DishNetworkController();
Logger.Instance.Write("EPG delivery system is Dish Network on frequency " + frequency.Frequency);
break;
case CollectionType.BellTV:
collector = new BellTVController();
Logger.Instance.Write("EPG delivery system is Bell TV on frequency " + frequency.Frequency);
break;
case CollectionType.SiehfernInfo:
collector = new SiehFernInfoController();
Logger.Instance.Write("EPG delivery system is SiehFern Info on frequency " + frequency.Frequency);
break;
default:
throw (new InvalidEnumArgumentException("CollectionType"));
}
addCollectorToList(collector);
return (collector);
}
private void addCollectorToList(IEPGCollector newCollector)
{
if (collectors == null)
collectors = new Collection<IEPGCollector>();
foreach (IEPGCollector oldCollector in collectors)
{
if (oldCollector.GetType().FullName == newCollector.GetType().FullName)
return;
}
collectors.Add(newCollector);
}
