GetIdentifier    2868 modules/videoio/src/cap_msmf.hpp                 hr = spCurr->GetIdentifier(&dwCurrId);
GetIdentifier    2914 modules/videoio/src/cap_msmf.hpp                 hr = spStream->GetIdentifier(&dwId);
GetIdentifier    3040 modules/videoio/src/cap_msmf.hpp                 hr = spStream->GetIdentifier(&dwId);
GetIdentifier      51 modules/videoio/src/cap_winrt/MediaStreamSink.hpp     IFACEMETHODIMP GetIdentifier(__out DWORD *identifier);