OnProcessSample   434 modules/videoio/src/cap_msmf.cpp     STDMETHODIMP OnProcessSample(REFGUID guidMajorMediaType, DWORD dwSampleFlags,
OnProcessSample  1714 modules/videoio/src/cap_msmf.cpp STDMETHODIMP ImageGrabberCallback::OnProcessSample(REFGUID guidMajorMediaType, DWORD dwSampleFlags,