show fram count just before acquiring an image

XenethCamera.cpp

@@ -676,6 +676,7 @@ int XenethCamera::SnapImage()
         int iResult(ConvertXenethResult(XC_StartCapture(m_hCamera)));
         LOG(("XenethCamera::SnapImage(%p) started camera, iResult=%d\n", this, iResult));
     }
+    LOG(("XenethCamera::SnapImage(%p) frame count=%u\n", this, XC_GetFrameCount(m_hCamera)));
     int iResult(ConvertXenethResult(XC_GetFrame(m_hCamera, FT_NATIVE, XGF_Blocking,
         static_cast<void*>(m_abyImage.data()), static_cast<int>(m_abyImage.size()))));
     if (g_iSnapCount < 1000)