void pollingTimer_Tick(object sender)
{
if (Dispatcher != null)
{
// these metrics need to get polled from the UI thread.
#if SILVERLIGHT
Dispatcher.BeginInvoke(PollUIThreadLogs);
#else
var t = Dispatcher.RunAsync(CoreDispatcherPriority.Normal, PollUIThreadLogs);
#endif
}
else
{
PollUIThreadLogs();
}
// get adaptive heuristics data on a background thread
if (AdaptiveMonitor != null)
{
AdaptiveMonitor.Refresh();
AddLog(new BufferSizeLog(AdaptiveMonitor.VideoBufferSize, "video"));
AddLog(new BufferSizeLog(AdaptiveMonitor.AudioBufferSize, "audio"));
AddLog(new PerceivedBandwidthLog(AdaptiveMonitor.PerceivedBandwidth));
}
}
public void Dispose()
{
Manager.OpenedBackground -= Manager_Opened;
Manager.ClosedBackground -= Manager_Closed;
Manager.RefreshingState -= Manager_RefreshingState;
Manager = null;
adaptiveMonitor = null;
}
public AdaptiveMonitorFactory(AdaptiveStreamingManager manager)
{
Manager = manager;
adaptiveMonitor = new AdaptiveMonitor();
manager.OpenedBackground += Manager_Opened;
manager.ClosedBackground += Manager_Closed;
manager.RefreshingState += Manager_RefreshingState;
}