IVideoFrameStep 437 3rdparty/include/dshow/strmif.h typedef struct IVideoFrameStep IVideoFrameStep; IVideoFrameStep 5664 3rdparty/include/dshow/strmif.h struct IVideoFrameStep : public IUnknown { IVideoFrameStep 5673 3rdparty/include/dshow/strmif.h HRESULT (WINAPI *QueryInterface)(IVideoFrameStep *This,REFIID riid,void **ppvObject); IVideoFrameStep 5674 3rdparty/include/dshow/strmif.h ULONG (WINAPI *AddRef)(IVideoFrameStep *This); IVideoFrameStep 5675 3rdparty/include/dshow/strmif.h ULONG (WINAPI *Release)(IVideoFrameStep *This); IVideoFrameStep 5676 3rdparty/include/dshow/strmif.h HRESULT (WINAPI *Step)(IVideoFrameStep *This,DWORD dwFrames,IUnknown *pStepObject); IVideoFrameStep 5677 3rdparty/include/dshow/strmif.h HRESULT (WINAPI *CanStep)(IVideoFrameStep *This,long bMultiple,IUnknown *pStepObject); IVideoFrameStep 5678 3rdparty/include/dshow/strmif.h HRESULT (WINAPI *CancelStep)(IVideoFrameStep *This); IVideoFrameStep 5693 3rdparty/include/dshow/strmif.h HRESULT WINAPI IVideoFrameStep_Step_Proxy(IVideoFrameStep *This,DWORD dwFrames,IUnknown *pStepObject); IVideoFrameStep 5695 3rdparty/include/dshow/strmif.h HRESULT WINAPI IVideoFrameStep_CanStep_Proxy(IVideoFrameStep *This,long bMultiple,IUnknown *pStepObject); IVideoFrameStep 5697 3rdparty/include/dshow/strmif.h HRESULT WINAPI IVideoFrameStep_CancelStep_Proxy(IVideoFrameStep *This);