virtual /* [helpstring][propget] */ HRESULT STDMETHODCALLTYPE get_LocalUserName( 
            /* [retval][out] */ BSTR *pbstrUserName) = 0;
        
        virtual /* [helpstring][propput] */ HRESULT STDMETHODCALLTYPE put_LocalUserName( 
            /* [in] */ BSTR bstrUserName) = 0;
        
        virtual /* [helpstring] */ HRESULT STDMETHODCALLTYPE PlayRing( 
            /* [in] */ RTC_RING_TYPE enType,
            /* [in] */ VARIANT_BOOL bPlay) = 0;
        
        virtual /* [helpstring] */ HRESULT STDMETHODCALLTYPE SendDTMF( 
            /* [in] */ RTC_DTMF enDTMF) = 0;
        
        virtual /* [helpstring] */ HRESULT STDMETHODCALLTYPE InvokeTuningWizard( 
            /* [in] */ OAHWND hwndParent) = 0;
        
        virtual /* [helpstring][propget] */ HRESULT STDMETHODCALLTYPE get_IsTuned( 
            /* [retval][out] */ VARIANT_BOOL *pfTuned) = 0;
        
    };
    
#else 	/* C style interface */

    typedef struct IRTCClientVtbl
    {
        BEGIN_INTERFACE
        
        HRESULT ( STDMETHODCALLTYPE *QueryInterface )( 
            IRTCClient * This,
            /* [in] */ REFIID riid,
            /* [iid_is][out] */ void **ppvObject);
        
        ULONG ( STDMETHODCALLTYPE *AddRef )( 
            IRTCClient * This);
        
        ULONG ( STDMETHODCALLTYPE *Release )( 
            IRTCClient * This);
        
        /* [helpstring] */ HRESULT ( STDMETHODCALLTYPE *Initialize )( 
            IRTCClient * This);
        
        /* [helpstring] */ HRESULT ( STDMETHODCALLTYPE *Shutdown )( 
            IRTCClient * This);
        
        /* [helpstring] */ HRESULT ( STDMETHODCALLTYPE *PrepareForShutdown )( 
            IRTCClient * This);
        
        /* [helpstring][propput] */ HRESULT ( STDMETHODCALLTYPE *put_EventFilter )( 
            IRTCClient * This,
            /* [in] */ long lFilter);
        
        /* [helpstring][propget] */ HRESULT ( STDMETHODCALLTYPE *get_EventFilter )( 
            IRTCClient * This,
            /* [retval][out] */ long *plFilter);
        
        /* [helpstring] */ HRESULT ( STDMETHODCALLTYPE *SetPreferredMediaTypes )( 
            IRTCClient * This,
            /* [in] */ long lMediaTypes,
            /* [in] */ VARIANT_BOOL fPersistent);
        
        /* [helpstring][propget] */ HRESULT ( STDMETHODCALLTYPE *get_PreferredMediaTypes )( 
            IRTCClient * This,
            /* [retval][out] */ long *plMediaTypes);
        
        /* [helpstring][propget] */ HRESULT ( STDMETHODCALLTYPE *get_MediaCapabilities )( 
            IRTCClient * This,
            /* [retval][out] */ long *plMediaTypes);
        
        /* [helpstring] */ HRESULT ( STDMETHODCALLTYPE *CreateSession )( 
            IRTCClient * This,
            /* [in] */ RTC_SESSION_TYPE enType,
            /* [in] */ BSTR bstrLocalPhoneURI,
            /* [in] */ IRTCProfile *pProfile,
            /* [in] */ long lFlags,
            /* [retval][out] */ IRTCSession **ppSession);
        
        /* [helpstring][propput] */ HRESULT ( STDMETHODCALLTYPE *put_ListenForIncomingSessions )( 
            IRTCClient * This,
            /* [in] */ RTC_LISTEN_MODE enListen);
        
        /* [helpstring][propget] */ HRESULT ( STDMETHODCALLTYPE *get_ListenForIncomingSessions )( 
            IRTCClient * This,
            /* [retval][out] */ RTC_LISTEN_MODE *penListen);
        
        /* [helpstring][propget] */ HRESULT ( STDMETHODCALLTYPE *get_NetworkAddresses )( 
            IRTCClient * This,
            /* [in] */ VARIANT_BOOL fTCP,
            /* [in] */ VARIANT_BOOL fExternal,
            /* [retval][out] */ VARIANT *pvAddresses);
        
        /* [helpstring][propput] */ HRESULT ( STDMETHODCALLTYPE *put_Volume )( 
            IRTCClient * This,
            /* [in] */ RTC_AUDIO_DEVICE enDevice,
            /* [in] */ long lVolume);
        
        /* [helpstring][propget] */ HRESULT ( STDMETHODCALLTYPE *get_Volume )( 
            IRTCClient * This,
            /* [in] */ RTC_AUDIO_DEVICE enDevice,
            /* [retval][out] */ long *plVolume);
        
        /* [helpstring][propput] */ HRESULT ( STDMETHODCALLTYPE *put_AudioMuted )( 
            IRTCClient * This,
            /* [in] */ RTC_AUDIO_DEVICE enDevice,
            /* [in] */ VARIANT_BOOL fMuted);
        
        /* [helpstring][propget] */ HRESULT ( STDMETHODCALLTYPE *get_AudioMuted )( 
            IRTCClient * This,
            /* [in] */ RTC_AUDIO_DEVICE enDevice,
            /* [retval][out] */ VARIANT_BOOL *pfMuted);
        
        /* [helpstring][propget] */ HRESULT ( STDMETHODCALLTYPE *get_IVideoWindow )( 
            IRTCClient * This,
            /* [in] */ RTC_VIDEO_DEVICE enDevice,
            /* [retval][out] */ IVideoWindow **ppIVideoWindow);
        
        /* [helpstring][propput] */ HRESULT ( STDMETHODCALLTYPE *put_PreferredAudioDevice )( 
            IRTCClient * This,
            /* [in] */ RTC_AUDIO_DEVICE enDevice,
            /* [in] */ BSTR bstrDeviceName);
        
        /* [helpstring][propget] */ HRESULT ( STDMETHODCALLTYPE *get_PreferredAudioDevice )( 
            IRTCClient * This,
            /* [in] */ RTC_AUDIO_DEVICE enDevice,
            /* [retval][out] */ BSTR *pbstrDeviceName);
        
        /* [helpstring][propput] */ HRESULT ( STDMETHODCALLTYPE *put_PreferredVolume )( 
            IRTCClient * This,
            /* [in] */ RTC_AUDIO_DEVICE enDevice,
            /* [in] */ long lVolume);
        
        /* [helpstring][propget] */ HRESULT ( STDMETHODCALLTYPE *get_PreferredVolume )( 
            IRTCClient * This,
            /* [in] */ RTC_AUDIO_DEVICE enDevice,
            /* [retval][out] */ long *plVolume);
        
        /* [helpstring][propput] */ HRESULT ( STDMETHODCALLTYPE *put_PreferredAEC )( 
            IRTCClient * This,
            /* [in] */ VARIANT_BOOL bEnable);
        
        /* [helpstring][propget] */ HRESULT ( STDMETHODCALLTYPE *get_PreferredAEC )( 
            IRTCClient * This,
            /* [retval][out] */ VARIANT_BOOL *pbEnabled);
        
        /* [helpstring][propput] */ HRESULT ( STDMETHODCALLTYPE *put_PreferredVideoDevice )( 
            IRTCClient * This,
            /* [in] */ BSTR bstrDeviceName);
        
        /* [helpstring][propget] */ HRESULT ( STDMETHODCALLTYPE *get_PreferredVideoDevice )( 
            IRTCClient * This,
            /* [retval][out] */ BSTR *pbstrDeviceName);
        
        /* [helpstring][propget] */ HRESULT ( STDMETHODCALLTYPE *get_ActiveMedia )( 
            IRTCClient * This,
            /* [retval][out] */ long *plMediaType);
        
        /* [helpstring][propput] */ HRESULT ( STDMETHODCALLTYPE *put_MaxBitrate )( 
            IRTCClient * This,
            /* [in] */ long lMaxBitrate);
        
        /* [helpstring][propget] */ HRESULT ( STDMETHODCALLTYPE *get_MaxBitrate )( 
            IRTCClient * This,
            /* [retval][out] */ long *plMaxBitrate);
        
        /* [helpstring][propput] */ HRESULT ( STDMETHODCALLTYPE *put_TemporalSpatialTradeOff )( 
            IRTCClient * This,
            /* [in] */ long lValue);
        
        /* [helpstring][propget] */ HRESULT ( STDMETHODCALLTYPE *get_TemporalSpatialTradeOff )( 
            IRTCClient * This,
            /* [retval][out] */ long *plValue);
        
        /* [helpstring][propget] */ HRESULT ( STDMETHODCALLTYPE *get_NetworkQuality )( 
            IRTCClient * This,
            /* [retval][out] */ long *plNetworkQuality);
        
        /* [helpstring] */ HRESULT ( STDMETHODCALLTYPE *StartT120Applet )( 
            IRTCClient * This,
            /* [in] */ RTC_T120_APPLET enApplet);
        
        /* [helpstring] */ HRESULT ( STDMETHODCALLTYPE *StopT120Applets )( 
            IRTCClient * This);
        
        /* [helpstring][propget] */ HRESULT ( STDMETHODCALLTYPE *get_IsT120AppletRunning )( 
            IRTCClient * This,
            /* [in] */ RTC_T120_APPLET enApplet,
            /* [retval][out] */ VARIANT_BOOL *pfRunning);
        
        /* [helpstring][propget] */ HRESULT ( STDMETHODCALLTYPE *get_LocalUserURI )( 
            IRTCClient * This,
            /* [retval][out] */ BSTR *pbstrUserURI);
        
        /* [helpstring][propput] */ HRESULT ( STDMETHODCALLTYPE *put_LocalUserURI )( 
            IRTCClient * This,
            /* [in] */ BSTR bstrUserURI);
        
        /* [helpstring][propget] */ HRESULT ( STDMETHODCALLTYPE *get_LocalUserName )( 
            IRTCClient * This,
            /* [retval][out] */ BSTR *pbstrUserName);
        
        /* [helpstring][propput] */ HRESULT ( STDMETHODCALLTYPE *put_LocalUserName )( 
            IRTCClient * This,
            /* [in] */ BSTR bstrUserName);
        
        /* [helpstring] */ HRESULT ( STDMETHODCALLTYPE *PlayRing )( 
            IRTCClient * This,
            /* [in] */ RTC_RING_TYPE enType,
            /* [in] */ VARIANT_BOOL bPlay);
        
        /* [helpstring] */ HRESULT ( STDMETHODCALLTYPE *SendDTMF )( 
            IRTCClient * This,
            /* [in] */ RTC_DTMF enDTMF);
        
        /* [helpstring] */ HRESULT ( STDMETHODCALLTYPE *InvokeTuningWizard )( 
            IRTCClient * This,
            /* [in] */ OAHWND hwndParent);
        
        /* [helpstring][propget] */ HRESULT ( STDMETHODCALLTYPE *get_IsTuned )( 
            IRTCClient * This,
            /* [retval][out] */ VARIANT_BOOL *pfTuned);
        
        END_INTERFACE
    } IRTCClientVtbl;

    interface IRTCClient
    {
        CONST_VTBL struct IRTCClientVtbl *lpVtbl;
    };

    

#ifdef COBJMACROS


#define IRTCClient_QueryInterface(This,riid,ppvObject)	\
    (This)->lpVtbl -> QueryInterface(This,riid,ppvObject)

#define IRTCClient_AddRef(This)	\
    (This)->lpVtbl -> AddRef(This)

#define IRTCClient_Release(This)	\
    (This)->lpVtbl -> Release(This)


#define IRTCClient_Initialize(This)	\
    (This)->lpVtbl -> Initialize(This)

#define IRTCClient_Shutdown(This)	\
    (This)->lpVtbl -> Shutdown(This)

#define IRTCClient_PrepareForShutdown(This)	\
    (This)->lpVtbl -> PrepareForShutdown(This)

#define IRTCClient_put_EventFilter(This,lFilter)	\
    (This)->lpVtbl -> put_EventFilter(This,lFilter)

#define IRTCClient_get_EventFilter(This,plFilter)	\
    (This)->lpVtbl -> get_EventFilter(This,plFilter)

#define IRTCClient_SetPreferredMediaTypes(This,lMediaTypes,fPersistent)	\
    (This)->lpVtbl -> SetPreferredMediaTypes(This,lMediaTypes,fPersistent)

#define IRTCClient_get_PreferredMediaTypes(This,plMediaTypes)	\
    (This)->lpVtbl -> get_PreferredMediaTypes(This,plMediaTypes)

#define IRTCClient_get_MediaCapabilities(This,plMediaTypes)	\
    (This)->lpVtbl -> get_MediaCapabilities(This,plMediaTypes)

#define IRTCClient_CreateSession(This,enType,bstrLocalPhoneURI,pProfile,lFlags,ppSession)	\
    (This)->lpVtbl -> CreateSession(This,enType,bstrLocalPhoneURI,pProfile,lFlags,ppSession)

#define IRTCClient_put_ListenForIncomingSessions(This,enListen)	\
    (This)->lpVtbl -> put_ListenForIncomingSessions(This,enListen)

#define IRTCClient_get_ListenForIncomingSessions(This,penListen)	\
    (This)->lpVtbl -> get_ListenForIncomingSessions(This,penListen)

#define IRTCClient_get_NetworkAddresses(This,fTCP,fExternal,pvAddresses)	\
    (This)->lpVtbl -> get_NetworkAddresses(This,fTCP,fExternal,pvAddresses)

#define IRTCClient_put_Volume(This,enDevice,lVolume)	\
    (This)->lpVtbl -> put_Volume(This,enDevice,lVolume)

#define IRTCClient_get_Volume(This,enDevice,plVolume)	\
    (This)->lpVtbl -> get_Volume(This,enDevice,plVolume)

#define IRTCClient_put_AudioMuted(This,enDevice,fMuted)	\
    (This)->lpVtbl -> put_AudioMuted(This,enDevice,fMuted)

#define IRTCClient_get_AudioMuted(This,enDevice,pfMuted)	\
    (This)->lpVtbl -> get_AudioMuted(This,enDevice,pfMuted)

#define IRTCClient_get_IVideoWindow(This,enDevice,ppIVideoWindow)	\
    (This)->lpVtbl -> get_IVideoWindow(This,enDevice,ppIVideoWindow)

#define IRTCClient_put_PreferredAudioDevice(This,enDevice,bstrDeviceName)	\
    (This)->lpVtbl -> put_PreferredAudioDevice(This,enDevice,bstrDeviceName)

#define IRTCClient_get_PreferredAudioDevice(This,enDevice,pbstrDeviceName)	\
    (This)->lpVtbl -> get_PreferredAudioDevice(This,enDevice,pbstrDeviceName)

#define IRTCClient_put_PreferredVolume(This,enDevice,lVolume)	\
    (This)->lpVtbl -> put_PreferredVolume(This,enDevice,lVolume)

#define IRTCClient_get_PreferredVolume(This,enDevice,plVolume)	\
    (This)->lpVtbl -> get_PreferredVolume(This,enDevice,plVolume)

#define IRTCClient_put_PreferredAEC(This,bEnable)	\
    (This)->lpVtbl -> put_PreferredAEC(This,bEnable)

#define IRTCClient_get_PreferredAEC(This,pbEnabled)	\
    (This)->lpVtbl -> get_PreferredAEC(This,pbEnabled)

#define IRTCClient_put_PreferredVideoDevice(This,bstrDeviceName)	\
    (This)->lpVtbl -> put_PreferredVideoDevice(This,bstrDeviceName)

#define IRTCClient_get_PreferredVideoDevice(This,pbstrDeviceName)	\
    (This)->lpVtbl -> get_PreferredVideoDevice(This,pbstrDeviceName)

#define IRTCClient_get_ActiveMedia(This,plMediaType)	\
    (This)->lpVtbl -> get_ActiveMedia(This,plMediaType)

#define IRTCClient_put_MaxBitrate(This,lMaxBitrate)	\
    (This)->lpVtbl -> put_MaxBitrate(This,lMaxBitrate)

#define IRTCClient_get_MaxBitrate(This,plMaxBitrate)	\
    (This)->lpVtbl -> get_MaxBitrate(This,plMaxBitrate)

#define IRTCClient_put_TemporalSpatialTradeOff(This,lValue)	\
    (This)->lpVtbl -> put_TemporalSpatialTradeOff(This,lValue)

#define IRTCClient_get_TemporalSpatialTradeOff(This,plValue)	\
    (This)->lpVtbl -> get_TemporalSpatialTradeOff(This,plValue)

#define IRTCClient_get_NetworkQuality(This,plNetworkQuality)	\
    (This)->lpVtbl -> get_NetworkQuality(This,plNetworkQuality)

#define IRTCClient_StartT120Applet(This,enApplet)	\
    (This)->lpVtbl -> StartT120Applet(This,enApplet)

#define IRTCClient_StopT120Applets(This)	\
    (This)->lpVtbl -> StopT120Applets(This)

#define IRTCClient_get_IsT120AppletRunning(This,enApplet,pfRunning)	\
    (This)->lpVtbl -> get_IsT120AppletRunning(This,enApplet,pfRunning)

#define IRTCClient_get_LocalUserURI(This,pbstrUserURI)	\
    (This)->lpVtbl -> get_LocalUserURI(This,pbstrUserURI)

#define IRTCClient_put_LocalUserURI(This,bstrUserURI)	\
    (This)->lpVtbl -> put_LocalUserURI(This,bstrUserURI)

#define IRTCClient_get_LocalUserName(This,pbstrUserName)	\
    (This)->lpVtbl -> get_LocalUserName(This,pbstrUserName)

#define IRTCClient_put_LocalUserName(This,bstrUserName)	\
    (This)->lpVtbl -> put_LocalUserName(This,bstrUserName)

#define IRTCClient_PlayRing(This,enType,bPlay)	\
    (This)->lpVtbl -> PlayRing(This,enType,bPlay)

#define IRTCClient_SendDTMF(This,enDTMF)	\
    (This)->lpVtbl -> SendDTMF(This,enDTMF)

#define IRTCClient_InvokeTuningWizard(This,hwndParent)	\
    (This)->lpVtbl -> InvokeTuningWizard(This,hwndParent)

#define IRTCClient_get_IsTuned(This,pfTuned)	\
    (This)->lpVtbl -> get_IsTuned(This,pfTuned)

#endif /* COBJMACROS */


#endif 	/* C style interface */