private void OnFilterGraphMessage()
{
int p1, p2;
EventCode code = EventCode.None;
if (mediaEvent == null)
{
return;
}
while (mediaEvent.GetEvent(out code, out p1, out p2, 0) == 0)
{
try
{
int hr = mediaEvent.FreeEventParams(code, p1, p2);
DsError.ThrowExceptionForHR(hr);
Logger.LogTrace("HandleGraphEvent: code={0} p1={1} p2={2}", code, p1, p2);
HandleGraphEvent(code, p1, p2);
}
catch (COMException ex)
{
Logger.LogTrace("Filter graph message loop broken because: {0}",
ErrorDispatcher.GetErrorMessageForException(ex, false));
break;
}
catch (Exception ex)
{
Logger.LogException(ex);
break;
}
}
}
public static RenderingException FromException(Exception ex)
{
if (ex is RenderingException)
{
return(ex as RenderingException);
}
else if (ex is COMException)
{
return(new RenderingException(
ErrorDispatcher.GetErrorMessageForException(ex, false),
ex.InnerException));
}
return(new RenderingException(ex.Message, ex.InnerException));
}