57 lines
1.6 KiB
C
57 lines
1.6 KiB
C
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//------------------------------------------------------------------------------
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// File: AMExtra.h
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//
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// Desc: DirectShow base classes.
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//
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// Copyright (c) 1992-2001 Microsoft Corporation. All rights reserved.
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//------------------------------------------------------------------------------
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#ifndef __AMEXTRA__
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#define __AMEXTRA__
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// Simple rendered input pin
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//
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// NOTE if your filter queues stuff before rendering then it may not be
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// appropriate to use this class
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//
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// In that case queue the end of stream condition until the last sample
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// is actually rendered and flush the condition appropriately
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class CRenderedInputPin : public CBaseInputPin
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{
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public:
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CRenderedInputPin(__in_opt LPCTSTR pObjectName,
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__in CBaseFilter *pFilter,
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__in CCritSec *pLock,
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__inout HRESULT *phr,
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__in_opt LPCWSTR pName);
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#ifdef UNICODE
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CRenderedInputPin(__in_opt LPCSTR pObjectName,
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__in CBaseFilter *pFilter,
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__in CCritSec *pLock,
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__inout HRESULT *phr,
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__in_opt LPCWSTR pName);
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#endif
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// Override methods to track end of stream state
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STDMETHODIMP EndOfStream();
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STDMETHODIMP EndFlush();
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HRESULT Active();
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HRESULT Run(REFERENCE_TIME tStart);
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protected:
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// Member variables to track state
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BOOL m_bAtEndOfStream; // Set by EndOfStream
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BOOL m_bCompleteNotified; // Set when we notify for EC_COMPLETE
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private:
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void DoCompleteHandling();
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};
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#endif // __AMEXTRA__
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