IDirectDrawSurface4_PageLock 2393 3rdparty/include/dshow/ddraw.h #define IDirectDrawSurface4_PageLock(p,a)       (p)->lpVtbl->PageLock(p,a)
IDirectDrawSurface4_PageLock 2444 3rdparty/include/dshow/ddraw.h #define IDirectDrawSurface4_PageLock(p,a)       (p)->PageLock(a)