77 lines
3.0 KiB
C
77 lines
3.0 KiB
C
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#ifndef __MSPCALL_H_
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#define __MSPCALL_H_
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class ATL_NO_VTABLE CMSPCallBase : public CComObjectRootEx<CComMultiThreadModelNoCS>,public IDispatchImpl<ITStreamControl,&IID_ITStreamControl,&LIBID_TAPI3Lib> {
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public:
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DECLARE_POLY_AGGREGATABLE(CMSPCallBase)
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BEGIN_COM_MAP(CMSPCallBase)
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COM_INTERFACE_ENTRY(IDispatch)
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COM_INTERFACE_ENTRY(ITStreamControl)
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END_COM_MAP()
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DECLARE_GET_CONTROLLING_UNKNOWN()
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DECLARE_VQI()
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CMSPCallBase();
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virtual ~CMSPCallBase();
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virtual ULONG MSPCallAddRef (void) = 0;
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virtual ULONG MSPCallRelease (void) = 0;
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STDMETHOD (CreateStream) (long lMediaType,TERMINAL_DIRECTION Direction,ITStream **ppStream);
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STDMETHOD (EnumerateStreams) (IEnumStream **ppEnumStream);
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STDMETHOD (RemoveStream) (ITStream *pStream) = 0;
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STDMETHOD (get_Streams) (VARIANT *pStreams);
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virtual HRESULT Init(CMSPAddress *pMSPAddress,MSP_HANDLE htCall,DWORD dwReserved,DWORD dwMediaType) = 0;
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virtual HRESULT ShutDown() = 0;
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virtual HRESULT ReceiveTSPCallData(PBYTE pBuffer,DWORD dwSize);
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HRESULT HandleStreamEvent(MSPEVENTITEM *EventItem) const;
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protected:
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virtual HRESULT InternalCreateStream(DWORD dwMediaType,TERMINAL_DIRECTION Direction,ITStream **ppStream) = 0;
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virtual HRESULT CreateStreamObject(DWORD dwMediaType,TERMINAL_DIRECTION Direction,IMediaEvent *pGraph,ITStream **ppStream) = 0;
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protected:
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CMSPAddress *m_pMSPAddress;
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MSP_HANDLE m_htCall;
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DWORD m_dwMediaType;
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CMSPArray <ITStream *> m_Streams;
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CMSPCritSection m_lock;
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};
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class ATL_NO_VTABLE CMSPCallMultiGraph : public CMSPCallBase {
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public:
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typedef struct {
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CMSPCallMultiGraph *pMSPCall;
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ITStream *pITStream;
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IMediaEvent *pIMediaEvent;
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} MSPSTREAMCONTEXT,*PMSPSTREAMCONTEXT;
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typedef struct _THREADPOOLWAITBLOCK {
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HANDLE hWaitHandle;
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MSPSTREAMCONTEXT *pContext;
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WINBOOL operator ==(struct _THREADPOOLWAITBLOCK &t) { return ((hWaitHandle==t.hWaitHandle) && (pContext==t.pContext)); }
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} THREADPOOLWAITBLOCK,*PTHREADPOOLWAITBLOCK;
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public:
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CMSPCallMultiGraph();
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virtual ~CMSPCallMultiGraph();
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STDMETHOD (RemoveStream) (ITStream *ppStream);
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HRESULT Init(CMSPAddress *pMSPAddress,MSP_HANDLE htCall,DWORD dwReserved,DWORD dwMediaType);
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HRESULT ShutDown();
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static VOID NTAPI DispatchGraphEvent(VOID *pContext,BOOLEAN bFlag);
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virtual VOID HandleGraphEvent(MSPSTREAMCONTEXT *pContext);
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virtual HRESULT ProcessGraphEvent(ITStream *pITStream,long lEventCode,LONG_PTR lParam1,LONG_PTR lParam2);
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protected:
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HRESULT RegisterWaitEvent(IMediaEvent *pIMediaEvent,ITStream *pITStream);
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HRESULT UnregisterWaitEvent(int index);
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virtual HRESULT InternalCreateStream(DWORD dwMediaType,TERMINAL_DIRECTION Direction,ITStream **ppStream);
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protected:
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CMSPArray <THREADPOOLWAITBLOCK> m_ThreadPoolWaitBlocks;
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};
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struct MULTI_GRAPH_EVENT_DATA {
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CMSPCallMultiGraph *pCall;
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ITStream *pITStream;
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long lEventCode;
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LONG_PTR lParam1;
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LONG_PTR lParam2;
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IMediaEvent *pIMediaEvent;
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MULTI_GRAPH_EVENT_DATA() : pIMediaEvent(NULL),pITStream(NULL),lEventCode(0),lParam1(0),lParam2(0) { }
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};
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DWORD WINAPI AsyncMultiGraphEvent(LPVOID pVoid);
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#endif
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