_MarshalHelper   1371 modules/highgui/src/ppltasks_winrt.h     struct _MarshalHelper
_MarshalHelper   1371 modules/videoio/src/ppltasks_winrt.hpp     struct _MarshalHelper
_MarshalHelper   1375 modules/videoio/src/ppltasks_winrt.hpp     struct _MarshalHelper<_Type, N, true>
_MarshalHelper   1412 modules/videoio/src/ppltasks_winrt.hpp     struct _MarshalHelper<_Type, 0, false>
_MarshalHelper   1452 modules/videoio/src/ppltasks_winrt.hpp     struct _MarshalHelper<HSTRING__>