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