LPDDGAMMARAMP    2680 3rdparty/include/dshow/ddraw.h     STDMETHOD(GetGammaRamp)(THIS_ DWORD dwFlags, LPDDGAMMARAMP lpGammaRamp) PURE;
LPDDGAMMARAMP    2681 3rdparty/include/dshow/ddraw.h     STDMETHOD(SetGammaRamp)(THIS_ DWORD dwFlags, LPDDGAMMARAMP lpGammaRamp) PURE;