private void TestMediaTimes2()
{
int hr;
double i, i2;
const double start = 1000.4321;
const double stop = 2000.5678;
hr = m_pSource1Src.SetMediaTimes2(start, stop);
DESError.ThrowExceptionForHR(hr);
hr = m_pSource1Src.GetMediaTimes2(out i, out i2);
DESError.ThrowExceptionForHR(hr);
Debug.Assert(i == start && i2 == stop, "MediaTimes2");
}