private void TestMediaLength2() { int hr; double ml; const double LEN = 1000.1234; hr = m_pSource1Src.SetMediaLength2(LEN); DESError.ThrowExceptionForHR(hr); hr = m_pSource1Src.GetMediaLength2(out ml); DESError.ThrowExceptionForHR(hr); Debug.Assert(ml == LEN, "MediaLength2"); }