117 lines
3.8 KiB
C
117 lines
3.8 KiB
C
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#ifndef __OUTPIN_H__
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#define __OUTPIN_H__
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#include "filter.h"
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// Almost nothing to override
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class CWrapperOutputPin : public CBaseOutputPin,
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public IAMStreamConfig,
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public IAMVideoCompression
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{
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friend class CMediaWrapperFilter; // stuff at the bottom is owned by the filter
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public:
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DECLARE_IUNKNOWN
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CWrapperOutputPin(CMediaWrapperFilter *pFilter,
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ULONG Id,
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BOOL bOptional,
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HRESULT *phr);
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~CWrapperOutputPin();
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STDMETHODIMP NonDelegatingQueryInterface(REFGUID riid, void **ppv);
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HRESULT DecideBufferSize(
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IMemAllocator * pAlloc,
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ALLOCATOR_PROPERTIES * ppropInputRequest
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);
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HRESULT CheckMediaType(const CMediaType *pmt);
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HRESULT SetMediaType(const CMediaType *pmt);
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HRESULT GetMediaType(int iPosition,CMediaType *pMediaType);
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// Override to unset media type
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HRESULT BreakConnect();
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// override to work around broken wm encoders which need a bitrate to connect, for
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// use when connecting directly to the ASF writer filter
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STDMETHODIMP Connect(IPin *pReceivePin, const AM_MEDIA_TYPE *pmt);
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STDMETHODIMP Notify(IBaseFilter * pSender, Quality q);
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// IAMStreamConfig methods
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STDMETHODIMP SetFormat(AM_MEDIA_TYPE *pmt);
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STDMETHODIMP GetFormat(AM_MEDIA_TYPE **ppmt);
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STDMETHODIMP GetNumberOfCapabilities(int *piCount, int *piSize);
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STDMETHODIMP GetStreamCaps(int i, AM_MEDIA_TYPE **ppmt, LPBYTE pSCC);
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// IAMVideoCompression methods
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STDMETHODIMP put_KeyFrameRate(long KeyFrameRate);
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STDMETHODIMP get_KeyFrameRate(long FAR* pKeyFrameRate);
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STDMETHODIMP put_PFramesPerKeyFrame(long PFramesPerKeyFrame)
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{return E_NOTIMPL;};
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STDMETHODIMP get_PFramesPerKeyFrame(long FAR* pPFramesPerKeyFrame)
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{return E_NOTIMPL;};
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STDMETHODIMP put_Quality(double Quality);
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STDMETHODIMP get_Quality(double FAR* pQuality);
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STDMETHODIMP put_WindowSize(DWORDLONG WindowSize);
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STDMETHODIMP get_WindowSize(DWORDLONG FAR* pWindowSize);
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STDMETHODIMP OverrideKeyFrame(long FrameNumber);
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STDMETHODIMP OverrideFrameSize(long FrameNumber, long Size);
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STDMETHODIMP GetInfo(LPWSTR pstrVersion,
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int *pcbVersion,
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LPWSTR pstrDescription,
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int *pcbDescription,
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long FAR* pDefaultKeyFrameRate,
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long FAR* pDefaultPFramesPerKey,
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double FAR* pDefaultQuality,
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long FAR* pCapabilities);
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protected:
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CMediaWrapperFilter *Filter() const
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{
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return static_cast<CMediaWrapperFilter *>(m_pFilter);
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}
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ULONG m_Id;
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CCritSec m_csStream;
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BOOL m_fNoPosPassThru;
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CPosPassThru* m_pPosPassThru;
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CCritSec m_csPassThru;
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// This stuff is owned by the filter and is declared here for allocation convenience
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IMediaSample* m_pMediaSample;
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CStaticMediaBuffer m_MediaBuffer;
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bool m_fStreamNeedsBuffer; // per-output-stream flag local to SuckOutOutput()
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bool m_fEOS; // indicates we have already delivered an EOS on this stream
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bool m_fNeedsPreviousSample;
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bool m_fAllocatorHasOneBuffer;
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// Only valid between GetDeliveryBuffer and Deliver for video
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bool m_fNeedToRelockSurface;
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// Set when OutputSetType is called
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bool m_fVideo;
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// IAMStreamConfig helpers
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bool IsAudioEncoder();
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bool IsVideoEncoder();
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bool IsInputConnected();
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// used for dmo encoders that natively support these interfaces
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bool m_bUseIAMStreamConfigOnDMO;
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bool m_bUseIAMVideoCompressionOnDMO;
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HRESULT SetCompressionParamUsingIPropBag(const WCHAR * wszParam, const LONG lValue);
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// compression params for IAMVideoCompression, move to struct eventually
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long m_lKeyFrameRate;
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long m_lQuality;
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AM_MEDIA_TYPE *m_pmtFromSetFormat;
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};
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#endif //__OUTPIN_H__
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