private void StopSnap() { System.Diagnostics.Debug.Assert(m_Camera.GetHandle() != IntPtr.Zero); if (m_bIsSnap) { HVSTATUS status = USBCameraAPI.HVStopSnap(m_Camera.GetHandle()); USBCameraAPI.HV_VERIFY(status); if (USBCameraAPI.HV_SUCCESS(status)) { m_bIsSnap = false; } } }