131 lines
3.9 KiB
C
131 lines
3.9 KiB
C
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// Copyright (c) 1997 - 1998 Microsoft Corporation. All Rights Reserved.
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// MSS.h : Declaration of the CAMMediaTypeStream
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#ifndef __MSS_H_
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#define __MSS_H_
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#include "resource.h" // main symbols
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class CAMMediaTypeSample;
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/////////////////////////////////////////////////////////////////////////////
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// CDDStream
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class ATL_NO_VTABLE CAMMediaTypeStream :
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public CComCoClass<CAMMediaTypeStream, &CLSID_AMMediaTypeStream>,
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public CStream,
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public IAMMediaTypeStream
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{
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friend CAMMediaTypeSample;
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public:
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//
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// METHODS
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//
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CAMMediaTypeStream();
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//
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// IMediaStream
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//
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// HACK HACK - the first 2 are duplicates but it won't link
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// without
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STDMETHODIMP GetMultiMediaStream(
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/* [out] */ IMultiMediaStream **ppMultiMediaStream)
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{
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return CStream::GetMultiMediaStream(ppMultiMediaStream);
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}
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STDMETHODIMP GetInformation(
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/* [optional][out] */ MSPID *pPurposeId,
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/* [optional][out] */ STREAM_TYPE *pType)
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{
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return CStream::GetInformation(pPurposeId, pType);
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}
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STDMETHODIMP SetSameFormat(IMediaStream *pStream, DWORD dwFlags);
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STDMETHODIMP AllocateSample(
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/* [in] */ DWORD dwFlags,
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/* [out] */ IStreamSample **ppSample);
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STDMETHODIMP CreateSharedSample(
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/* [in] */ IStreamSample *pExistingSample,
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/* [in] */ DWORD dwFlags,
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/* [out] */ IStreamSample **ppNewSample);
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STDMETHODIMP SendEndOfStream(DWORD dwFlags)
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{
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return CStream::SendEndOfStream(dwFlags);
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}
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//
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// IAMMediaTypeStream
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//
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STDMETHODIMP GetFormat(
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/* [out] */ AM_MEDIA_TYPE __RPC_FAR *pMediaType,
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/* [in] */ DWORD dwFlags);
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STDMETHODIMP SetFormat(
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/* [in] */ AM_MEDIA_TYPE __RPC_FAR *pMediaType,
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/* [in] */ DWORD dwFlags);
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STDMETHODIMP CreateSample(
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/* [in] */ long lSampleSize,
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/* [optional][in] */ BYTE __RPC_FAR *pbBuffer,
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/* [in] */ DWORD dwFlags,
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/* [optional][in] */ IUnknown *pUnkOuter,
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/* [out] */ IAMMediaTypeSample __RPC_FAR *__RPC_FAR *ppAMMediaTypeSample);
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STDMETHODIMP GetStreamAllocatorRequirements(
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/* [out] */ ALLOCATOR_PROPERTIES __RPC_FAR *pProps);
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STDMETHODIMP SetStreamAllocatorRequirements(
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/* [in] */ ALLOCATOR_PROPERTIES __RPC_FAR *pProps);
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//
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// IPin
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//
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STDMETHODIMP ReceiveConnection(IPin * pConnector, const AM_MEDIA_TYPE *pmt);
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STDMETHODIMP QueryAccept(const AM_MEDIA_TYPE *pmt);
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//
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// IMemInputPin
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//
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STDMETHODIMP Receive(IMediaSample *pSample);
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//
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// IMemAllocator
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//
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STDMETHODIMP SetProperties(ALLOCATOR_PROPERTIES* pRequest, ALLOCATOR_PROPERTIES* pActual);
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STDMETHODIMP GetProperties(ALLOCATOR_PROPERTIES* pProps);
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STDMETHODIMP GetBuffer(IMediaSample **ppBuffer, REFERENCE_TIME * pStartTime,
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REFERENCE_TIME * pEndTime, DWORD dwFlags);
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//
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// Special CStream methods
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//
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HRESULT GetMediaType(ULONG Index, AM_MEDIA_TYPE **ppMediaType);
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protected:
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HRESULT inline AllocMTSampleFromPool(const REFERENCE_TIME *rtStart, CAMMediaTypeSample **ppMTSample)
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{
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CSample *pSample;
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HRESULT hr = AllocSampleFromPool(rtStart, &pSample);
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*ppMTSample = (CAMMediaTypeSample *)pSample;
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return hr;
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}
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public:
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DECLARE_REGISTRY_RESOURCEID(IDR_MTSTREAM)
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BEGIN_COM_MAP(CAMMediaTypeStream)
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COM_INTERFACE_ENTRY(IAMMediaTypeStream)
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COM_INTERFACE_ENTRY_CHAIN(CStream)
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END_COM_MAP()
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protected:
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AM_MEDIA_TYPE m_MediaType;
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ALLOCATOR_PROPERTIES m_AllocatorProperties;
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};
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#endif // __MSS_H_
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