cvd/localvideobuffer.h

/*                       
    This file is part of the CVD Library.

    Copyright (C) 2005 The Authors

    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 Street, Fifth Floor, Boston, MA  02110-1301  USA
*/
#ifndef CVD_VIDEOBUFFER_LOCAL_H
#define CVD_VIDEOBUFFER_LOCAL_H

#include <cvd/localvideoframe.h>
#include <cvd/videobuffer.h>
#include <cvd/exceptions.h>

namespace CVD {

template <class T> 
class LocalVideoBuffer: public  CVD::VideoBuffer<T>
{
    public:
        LocalVideoBuffer(typename VideoBufferType::Type t)
        :VideoBuffer<T>(t)
        {}

        virtual ~LocalVideoBuffer(){}

        virtual ImageRef size()=0;
        virtual LocalVideoFrame<T>* get_frame()=0;      // blocks until frame ready
        virtual void put_frame(VideoFrame<T>* f)=0;     // user is finished using f
        virtual bool frame_pending()=0;                 // checks to see if frame ready
        virtual void seek_to(double)                    // in seconds
        {}
};

}

#endif

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