IDirectDrawSurface_Blt 1926 3rdparty/include/dshow/ddraw.h #define IDirectDrawSurface_Blt(p,a,b,c,d,e) (p)->lpVtbl->Blt(p,a,b,c,d,e) IDirectDrawSurface_Blt 1965 3rdparty/include/dshow/ddraw.h #define IDirectDrawSurface_Blt(p,a,b,c,d,e) (p)->Blt(a,b,c,d,e)