teletextinputpin.h

Teletext module usually used in the DVB area.

/* 

(C) Luke Paton 2004.

Copyright notice:

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 of the License, 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 this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.

*/

#pragma once

class CTeletextPIDInputPin : public CBaseInputPin
{
public :
    CTeletextPIDInputPin
	(
        TCHAR       *pObjectName,
        CBaseFilter *pFilter,
		CCritSec	*pLock,
        HRESULT     *phr,
        LPCWSTR     pName
	) 
	: 
    CBaseInputPin(pObjectName, pFilter, pLock, phr, pName)
	{
	}

    // Say whether media type is acceptable.
    HRESULT CheckMediaType(const CMediaType* pmt);

    // set the connection media type
    HRESULT SetMediaType(const CMediaType* mt);

	HRESULT CompleteConnect(IPin* pReceivePin);

	STDMETHOD(EnumMediaTypes)(IEnumMediaTypes** ppEnum);

	HRESULT GetMediaType(int iPosition, CMediaType *pMediaType);

	STDMETHOD(Receive)(IMediaSample * pSample);

	HRESULT Run(REFERENCE_TIME tStart);

	HRESULT FixTeletextInputPin(void);
};