ppffplin.h

linux下的一款播放器

    
    HX_RESULT GetSocket     (UINT32 ulAddr, UINT16 uPort, UINT16 iStream, 
			    REF(IHXUDPSocket*) pSock, 
			    REF(IHXUDPResponse*) pResp,
			    REF(BOOL) bNewSocket);
			    
    HX_RESULT HandleRTPMsg	    (HX_RESULT status, IHXBuffer* pBuf, UINT16 iStream);
    HX_RESULT HandleRTCPMsg	    (HX_RESULT status, IHXBuffer* pBuf, UINT16 iStream);

    HX_RESULT SyncStreams	    (void);

    HX_RESULT ProcessFileHeaderCallback(void);
    BOOL      IsFileHeaderReady(CHXPtrArray* prgStreams, REF(UINT32) ulTimeoutVal);
    UINT32    AssignStreamNumbers(UINT32 ulNumInterfacesReady,
	CHXPtrArray** ppInterfacesReady);

    HX_RESULT SwitchToUnicast	    (void);
    BOOL      GetSourceObj(REF(CPurePlaySource*)pSrc, UINT32 i);
    BOOL      GetStreamObj(REF(CStream*)pStrm, UINT32 i);

    HX_RESULT Distribute(ULONG32 ulDistributionMode,
			 ULONG32 ulVal1, 
			 ULONG32 ulVal2 = 0);

    // for stats
    void      statistics_cat	    (char* pStats, UINT32 ulStatsBufLen, LONG32 lData);
    BOOL      GetRAStreamNum	    (REF(UINT32) ulRAStreamNum);
    BOOL      SendStatistics	    (void);

    HX_RESULT BeginPost		    (CHAR* pszStats);

private:
    /****** Private Class Variables ****************************************/
    INT32			m_lRefCount;
    IUnknown*			m_pContext;
    IHXStreamDescription*	m_pStreamDesc;
    IHXRTPPayloadInfo*		m_pRTPInfo;
    IHXErrorMessages*		m_pLog;
    IHXScheduler*		m_pScheduler;
    IHXRegistry*		m_pRegistry;
    IHXCommonClassFactory*	m_pClassFactory;


    /*
    *	needed for switching to unicast
    */
public:    
    TryUnicast			m_tryUnicast;
    CHXString			m_strLastErr;

private:
    IHXFileObject*		m_pFileObject;
    CHXSimpleList*              m_pFileBufferList;
    IHXBuffer*			m_pSDPDesc;
    
    IHXValues*			m_pFileHeader;

    CHXPtrArray			m_rgStreams;
    CStream*			m_pMasterSyncStream;

    IHXFormatResponse*		m_pFFResponse;

    //PurePlayFFState		m_state;

    BOOL			m_bInitialPacket;

    UINT16			m_uActiveStreams;
    CallbackHandle		m_hFileHeader;
    ULONG32			m_ulFileHeaderWaitStartTime;
    ULONG32			m_ulListeningWaitStartTime;
    BOOL			m_bOneMoreTry;

    // this time out value is taken from the player preference    
    UINT32			m_ulServerTimeout;
    // this is teaken from SDP if present, otherwise it is assigned the
    // same value as m_ulServerTimeout
    UINT32			m_ulFailoverTimeout;
    
    UINT16			m_uStatusCode;
    IHXBuffer*			m_pStatusDesc;

    IHXBuffer*			m_pCName;
    IHXBuffer*			m_pUserName;
    IHXBuffer*			m_pTool;
    IHXBuffer*			m_pEmail;
    
    BOOL			m_bSourceAdmissionClosed;

    BOOL			m_bRMPresentation;
    BOOL			m_bDisableOffsetting;
    INT32 			m_lSmallestTSStrm;
    ULONG32			m_ulSmallestTS;

    ULONG32			m_ulHXOffset;

    ULONG32			m_ulStartTimeMS;
    UINT32			m_ulFirstTSSent;
    BOOL			m_bFirstPktSent;
	BOOL			m_bFirstPktRcvd;
    
    IHXRequest*		m_pRequest;    

    INT32			m_lRAStreamNum;
    BOOL			m_bWantClientStats;

    BOOL			m_bAttempMulticast;

    CHXPtrArray**		m_ppInterfacesReady;
    ULONG32			m_ulNumInterfacesReady;

    /*
     *	class to deal with multiple NICs.  Will be deleted as soon as 
     *  we decide a NIC to use...
     */
    class InterfaceManager
    {
    public:
	InterfaceManager(UINT32 ulNumInterfaces);
	~InterfaceManager();

	/* set it in Host byte order */
	void SetInterface(UINT32 ulInterfaceNo, UINT32 ulInterface);
	CHXPtrArray* GetSession(UINT32 ulInterfaceNo);
	void SetSession(UINT32 ulInterfaceNo, CHXPtrArray* pSession);
	
	UINT32		m_ulNumInterfaces;
	UINT32*		m_pulInterfaces;

	// holds an CHXPtrArray*s of CPurePlaySource*s
	CHXPtrArray	m_rgInterfaceSessions;
    };    

    InterfaceManager*		m_pInterfaceMgr;
    
    // for stats
    static const char*		zm_pRegistryEntryies[];    
           
#ifdef BW_BASED
    INT32			m_lRuleNumber;
#endif    

#ifdef _DEBUG
    BOOL			m_bFileHeaderReadyCalled;
#endif    

#ifdef XXXGo_DEBUG
    FILE*			m_file;
#endif
public:
	PurePlayFFState		m_state;
public:
    /****** Public functions************************************************/
    HX_RESULT	GetLogger(REF(IHXErrorMessages*) pLog);
    BOOL        IsSourceAdmissionClosed() { return m_bSourceAdmissionClosed; }
    inline	PurePlayFFState GetCurrentState(void);
    
    BOOL   	IsRMPresentation(void) { return m_bRMPresentation; }
    BOOL	IsRAStream(UINT32 ulStrmNum);
    BOOL	WantClientStats() { return m_bWantClientStats; }

    void	SetMasterSyncStream(CStream* pSyncStream)
    {
	m_pMasterSyncStream = pSyncStream;
    }

    CStream*	GetMasterSyncStream(void) 
    { 
	return m_pMasterSyncStream; 
    }

    BOOL	HasMasterSyncStream(void) 
    { 
	return (m_pMasterSyncStream != NULL); 
    }
    
    // error reporting
    void      ReportError	    (UINT32 ulErrID, const UINT8 chSeverity, HX_RESULT ulHXCode);
    void      ReportErrorWithFormat (UINT32 ulErrID, REF(CHXString) strText, const UINT8 chSeverity, HX_RESULT ulHXCode);


private:
    HX_RESULT	MakeHeader(HX_RESULT status);

    BOOL    GetStreamCountNoTrust(IHXValues** ppHeaders, 
				  UINT16 unNumHeader,
				  REF(ULONG32) ulNumStream);
    BOOL    DetermineIfRMPresentation(IHXValues* pFileHeader,
				      IHXValues** ppStrmHeaders,
				      ULONG32 ulNumStreams);
    BOOL    GetSubscriptionBW(IHXValues* pFileHeader, 
			      IHXValues** ppStrmHeaders,
			      UINT16 unNumStrmHeaders,
			      REF(UINT32*) pulSubscriptionBW,
			      UINT32 ulNumStreams,
			      IHXBuffer* pBandwidth);					  

    BOOL    GetRightHeaders(REF(IHXValues**)	ppRealHeaders, // out
     			    UINT32		ulNumStreams,
	     		    IHXValues**	ppHeaders,
     			    UINT32		cHeaders,
     			    UINT32*             pulSubscriptionBW);

    // error reporting
    HX_RESULT GetResourceErrorString(UINT32 ulErrID, REF(CHXString) strErr);
    void      GetDefaultErrorString(UINT32 ulErrID, REF(CHXString) strErr);
    void      ClearFileBufferList();
    HX_RESULT AggregateBuffers(REF(IHXBuffer*) rpBuffer);

private:
    /**************************************************************************
    * Callback to figure out the number of streams
    */
    class CFileHeaderCallback : public IHXCallback
    {
    public:
	CFileHeaderCallback(CPurePlayFileFormat* pFF);
	~CFileHeaderCallback();

	// *** IUnknown methods ***
	STDMETHOD(QueryInterface)	(THIS_
					REFIID riid,
					void** ppvObj);

	STDMETHOD_(ULONG32,AddRef)	(THIS);

	STDMETHOD_(ULONG32,Release)	(THIS);

	STDMETHOD(Func)			(THIS);

    private:
	INT32			    m_lRefCount;
	CPurePlayFileFormat*	    m_pFF;
    };
    friend class CFileHeaderCallback;


    friend class CPurePlaySource;
private:
    /****** Private Static Class Variables *********************************/
    static const char*		zm_pDescription;
    static const char*		zm_pCopyright;
    static const char*		zm_pMoreInfoURL;
    static const char*		zm_pFileMimeTypes[];
    static const char*		zm_pFileExtensions[];
    static const char*		zm_pFileOpenNames[];
};

_INTERFACE IHXHyperNavigate;

class CUnicastCallback: public IHXCallback
{
public:
    CUnicastCallback(IHXScheduler* pScheduler, 
		     IHXPlayer* pPlayer, 
		     IHXHyperNavigate* pHyperNavigate,
		     const char* pURL);
    ~CUnicastCallback();

    // *** IUnknown methods ***
    STDMETHOD(QueryInterface)	(THIS_
				 REFIID riid,
				 void** ppvObj);
    
    STDMETHOD_(ULONG32,AddRef)	(THIS);
    
    STDMETHOD_(ULONG32,Release)	(THIS);
    
    STDMETHOD(Func)		(THIS);
    
private:
    INT32			m_lRefCount;
    IHXScheduler*		m_pScheduler;
    IHXPlayer*			m_pPlayer;
    IHXHyperNavigate*		m_pHyperNavigate;
    CHXString			m_strURL;
};

#endif // ndef _PPLYPLIN_H_