96 lines
2.3 KiB
OpenEdge ABL
96 lines
2.3 KiB
OpenEdge ABL
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///////////////////////////////////////////////////////////////////////////////
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//
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//
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// Copyright (c) Microsoft Corporation. All rights reserved.
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//
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//
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// Name: msptrmar.h
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//
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// Description: Definition of the CAudioRenderTerminal class
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//
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///////////////////////////////////////////////////////////////////////////////
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#ifndef _MSPTRMAR_H_
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#define _MSPTRMAR_H_
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#define WAVEOUT_NAME L"WaveOut Terminal"
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#define MIXER_NAME L"PCM Mixer"
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/////////////////////////////////////////////////////////////////////////////
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// CAudioRenderTerminal
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class CAudioRenderTerminal :
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public IDispatchImpl<ITBasicAudioTerminal, &IID_ITBasicAudioTerminal, &LIBID_TAPI3Lib>,
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public IDispatchImpl<ITStaticAudioTerminal, &IID_ITStaticAudioTerminal, &LIBID_TAPI3Lib>,
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public CSingleFilterStaticTerminal,
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public CMSPObjectSafetyImpl
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{
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public:
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CAudioRenderTerminal();
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virtual ~CAudioRenderTerminal();
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// Helper methods.
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HRESULT InitializeDefaultTerminal();
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static HRESULT CreateTerminal(
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IN CComPtr<IMoniker> pMoniker,
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IN MSP_HANDLE htAddress,
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OUT ITTerminal **ppTerm
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);
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HRESULT FindTerminalPin();
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BEGIN_COM_MAP(CAudioRenderTerminal)
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COM_INTERFACE_ENTRY(IObjectSafety)
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COM_INTERFACE_ENTRY(ITBasicAudioTerminal)
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COM_INTERFACE_ENTRY(ITStaticAudioTerminal)
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COM_INTERFACE_ENTRY_CHAIN(CSingleFilterStaticTerminal)
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END_COM_MAP()
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DECLARE_VQI()
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DECLARE_LOG_ADDREF_RELEASE(CAudioRenderTerminal)
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// ITBasicAudioTerminal
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public:
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STDMETHOD(get_Balance)(OUT long *pVal);
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STDMETHOD(put_Balance)(IN long newVal);
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STDMETHOD(get_Volume) (OUT long *pVal);
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STDMETHOD(put_Volume) (IN long newVal);
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// ITStaticAudioTerminal
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public:
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STDMETHOD(get_WaveId) (OUT long * plWaveId);
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// Implementation
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public:
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// CBaseTerminal overrides
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STDMETHODIMP CompleteConnectTerminal(void);
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STDMETHODIMP DisconnectTerminal(
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IN IGraphBuilder * pGraph,
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IN DWORD dwReserved
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);
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virtual HRESULT AddFiltersToGraph();
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virtual DWORD GetSupportedMediaTypes(void)
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{
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return (DWORD) TAPIMEDIATYPE_AUDIO;
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}
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HRESULT CreateFilters();
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private:
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// Keeps track of whether we need to unreserve WaveOut
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bool m_bResourceReserved;
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CComPtr<IBasicAudio> m_pIBasicAudio;
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};
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#endif // _MSPTRMAR_H_
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