mipyuv420fileinput.h

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/*
    
  This file is a part of EMIPLIB, the EDM Media over IP Library.
  
  Copyright (C) 2006-2011  Hasselt University - Expertise Centre for
                      Digital Media (EDM) (http://www.edm.uhasselt.be)

  This library is free software; you can redistribute it and/or
  modify it under the terms of the GNU Lesser General Public
  License as published by the Free Software Foundation; either
  version 2.1 of the License, or (at your option) any later version.

  This library 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
  Lesser General Public License for more details.

  You should have received a copy of the GNU Lesser General Public
  License along with this library; if not, write to the Free Software
  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  
  USA

*/

#ifndef MIPYUV420FILEINPUT_H

#define MIPYUV420FILEINPUT_H

#include "mipconfig.h"
#include "mipcomponent.h"
#include <stdio.h>

class MIPRawYUV420PVideoMessage;

class EMIPLIB_IMPORTEXPORT MIPYUV420FileInput : public MIPComponent
{
public:
        MIPYUV420FileInput();
        ~MIPYUV420FileInput();

        bool open(const std::string &fileName, int width, int height);

        bool close();

        bool push(const MIPComponentChain &chain, int64_t iteration, MIPMessage *pMsg);
        bool pull(const MIPComponentChain &chain, int64_t iteration, MIPMessage **pMsg);
private:
        int m_width, m_height;
        int m_frameSize;
        FILE *m_pFile;
        uint8_t *m_pData;
        MIPRawYUV420PVideoMessage *m_pVideoMessage;
        bool m_gotMessage;
};

#endif // MIPYUV420FILEINPUT_H