BaseMuxerInputPin.h
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上传日期:2015-12-05
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文件大小:3k
- /*
- * Copyright (C) 2003-2005 Gabest
- * http://www.gabest.org
- *
- * This Program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
- * any later version.
- *
- * This Program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with GNU Make; see the file COPYING. If not, write to
- * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
- * http://www.gnu.org/copyleft/gpl.html
- *
- */
- #pragma once
- #include "......DSUtilDSMPropertyBag.h"
- class CBaseMuxerInputPin;
- struct MuxerPacket
- {
- CBaseMuxerInputPin* pPin;
- REFERENCE_TIME rtStart, rtStop;
- CArray<BYTE> pData;
- enum flag_t {empty = 0, timevalid = 1, syncpoint = 2, discontinuity = 4, eos = 8, bogus = 16};
- DWORD flags;
- struct MuxerPacket(CBaseMuxerInputPin* pPin) {this->pPin = pPin; rtStart = rtStop = _I64_MIN; flags = empty;}
- bool IsTimeValid() const {return !!(flags & timevalid);}
- bool IsSyncPoint() const {return !!(flags & syncpoint);}
- bool IsDiscontinuity() const {return !!(flags & discontinuity);}
- bool IsEOS() const {return !!(flags & eos);}
- bool IsBogus() const {return !!(flags & bogus);}
- };
- class CBaseMuxerInputPin : public CBaseInputPin, public IDSMPropertyBagImpl
- {
- private:
- int m_iID;
- CCritSec m_csReceive;
- REFERENCE_TIME m_rtMaxStart, m_rtDuration;
- bool m_fEOS;
- CCritSec m_csQueue;
- CAutoPtrList<MuxerPacket> m_queue;
- void PushPacket(CAutoPtr<MuxerPacket> pPacket);
- CAutoPtr<MuxerPacket> PopPacket();
- CAMEvent m_evAcceptPacket;
- friend class CBaseMuxerFilter;
- public:
- CBaseMuxerInputPin(LPCWSTR pName, CBaseFilter* pFilter, CCritSec* pLock, HRESULT* phr);
- virtual ~CBaseMuxerInputPin();
- DECLARE_IUNKNOWN;
- STDMETHODIMP NonDelegatingQueryInterface(REFIID riid, void** ppv);
- REFERENCE_TIME GetDuration() {return m_rtDuration;}
- int GetID() {return m_iID;}
- CMediaType& CurrentMediaType() {return m_mt;}
- bool IsSubtitleStream();
- HRESULT CheckMediaType(const CMediaType* pmt);
- HRESULT BreakConnect();
- HRESULT CompleteConnect(IPin* pReceivePin);
- HRESULT Active();
- HRESULT Inactive();
- STDMETHODIMP NewSegment(REFERENCE_TIME tStart, REFERENCE_TIME tStop, double dRate);
- STDMETHODIMP Receive(IMediaSample* pSample);
- STDMETHODIMP EndOfStream();
- };