1 /*M///////////////////////////////////////////////////////////////////////////////////////
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10 // Intel License Agreement
11 // For Open Source Computer Vision Library
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44 class ProxyTransform : public CTransInPlaceFilter,
45 public IProxyTransform,
46 public ISpecifyPropertyPages
52 ProxyTransform ( TCHAR *tszName, LPUNKNOWN punk, HRESULT *phr);
54 static CUnknown * WINAPI CreateInstance(LPUNKNOWN punk, HRESULT *phr);
56 // Reveals ProxyTransform & ISpecifyPropertyPages
57 STDMETHODIMP NonDelegatingQueryInterface(REFIID riid, void ** ppv);
61 HRESULT Transform(IMediaSample *pSample);
62 HRESULT CheckInputType(const CMediaType *mtIn);
63 HRESULT GetMediaType(int iPosition, CMediaType *pMediaType);
64 HRESULT DecideBufferSize(IMemAllocator *pAlloc,ALLOCATOR_PROPERTIES *pProperties);
65 HRESULT CheckTransform(const CMediaType *mtIn,const CMediaType *mtOut);
67 // IProxyTransform methods
69 STDMETHODIMP set_transform(void (__cdecl *transform)(void*),
70 void (__cdecl **old_transform)(void*));
71 STDMETHODIMP SetCallBack(void (__cdecl *transform)(void*),
72 void (__cdecl **old_transform)(void*));
73 STDMETHODIMP CreateCamera(void);
74 STDMETHODIMP CreateFilterGraph(void);
75 STDMETHODIMP InitGraph(void);
77 STDMETHODIMP StopGraph(void);
78 STDMETHODIMP StartGraph(HWND wnd);
80 STDMETHODIMP SetVideoWindowSize(HWND hWnd);
81 STDMETHODIMP GetVideoWindowSize(HWND hWnd, RECT* rect);
82 // ISpecifyPropertyPages method
84 STDMETHODIMP GetPages(CAUUID *pPages);
89 // Non interface locking critical section
90 CCritSec m_ProxyTransformLock;
91 void (*m_transform)(void*);
92 IBaseFilter* m_SourceFilter;
93 IProxyTransform* m_ProxyTrans;
94 IGraphBuilder* m_GraphBuilder;
95 IMediaControl* m_MediaControl;
96 IVideoWindow* m_VideoWindow;
97 IFilterGraph* m_FilterGraph;
98 IMediaEventEx* m_MediaEventEx;
105 #define CVCAMAPI(type,name,arg) extern "C" __declspec(dllexport) type name arg;
107 #define CVCAMAPI(type,name,arg) extern "C" __declspec(dllimport) type name arg;
112 #define CVCAMAPI(type,name,arg) __declspec(dllexport) type name arg;
114 #define CVCAMAPI(type,name,arg) __declspec(dllimport) type name arg;
119 CVCAMAPI(int, Initialize, ())
120 CVCAMAPI(int, UnInitialize, ())
121 CVCAMAPI(int, RunCamera, (int camera, HWND wnd))
122 CVCAMAPI(int, StopCamera, (int camera))
123 CVCAMAPI(int, SetCallBack, ( int camera,
124 void (*transform)(void*),
125 void (**old_transform)(void*)))