src/subtitles/SubtitleInputPin.h

   1 /*
   2  *      Copyright (C) 2003-2006 Gabest
   3  *      http://www.gabest.org
   4  *
   5  *  This Program is free software; you can redistribute it and/or modify
   6  *  it under the terms of the GNU General Public License as published by
   7  *  the Free Software Foundation; either version 2, or (at your option)
   8  *  any later version.
   9  *
  10  *  This Program is distributed in the hope that it will be useful,
  11  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  13  *  GNU General Public License for more details.
  14  *
  15  *  You should have received a copy of the GNU General Public License
  16  *  along with GNU Make; see the file COPYING.  If not, write to
  17  *  the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
  18  *  http://www.gnu.org/copyleft/gpl.html
  19  *
  20  */
  21
  22 #pragma once
  23
  24 #include "..\subpic\ISubPic.h"
  25
  26 //
  27 // CSubtitleInputPin
  28 //
  29
  30 class CSubtitleInputPin : public CBaseInputPin
  31 {
  32         CCritSec m_csReceive;
  33
  34         CCritSec* m_pSubLock;
  35         CComPtr<ISubStream> m_pSubStream;
  36
  37 protected:
  38         virtual void AddSubStream(ISubStream* pSubStream) = 0;
  39         virtual void RemoveSubStream(ISubStream* pSubStream) = 0;
  40         virtual void InvalidateSubtitle(REFERENCE_TIME rtStart, ISubStream* pSubStream) = 0;
  41         bool             IsHdmvSub(const CMediaType* pmt);
  42
  43 public:
  44         CSubtitleInputPin(CBaseFilter* pFilter, CCritSec* pLock, CCritSec* pSubLock, HRESULT* phr);
  45
  46         HRESULT CheckMediaType(const CMediaType* pmt);
  47         HRESULT CompleteConnect(IPin* pReceivePin);
  48         HRESULT BreakConnect();
  49         STDMETHODIMP ReceiveConnection(IPin* pConnector, const AM_MEDIA_TYPE* pmt);
  50         STDMETHODIMP NewSegment(REFERENCE_TIME tStart, REFERENCE_TIME tStop, double dRate);
  51         STDMETHODIMP Receive(IMediaSample* pSample);
  52
  53         ISubStream* GetSubStream() {return m_pSubStream;}
  54 };