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HxImageSeqData.h

/*
 *  Copyright (c) 2000, University of Amsterdam, The Netherlands.
 *  All rights reserved.
 *
 *  Author(s):
 *
 *  Dennis Koelma   (koelma@wins.uva.nl)
 *  TatHieu Nguyen  (tat@wins.uva.nl)
 *  Thang Pham      (vietp@wins.uva.nl)
 *
 */


#ifndef HxImageSeqData_H
#define HxImageSeqData_H

#include "HxString.h"
#include "HxImageRep.h"

#include <list>

class HxImageSeqData : public HxRcObject {

public:
                            HxImageSeqData(int bufsize);

    virtual                 ~HxImageSeqData();

                            // identity of the sequence
    int                     ident() const;

                            // frame width
    virtual int             frameWidth() = 0;

                            // frame height
    virtual int             frameHeight() = 0;

                            // frame depth
    virtual int             frameDepth() = 0;

                            // number of frames
    virtual int             nrFrames() = 0;

    HxImageRep              getFrame(int fn);

    virtual void            getRgb2d(int fn, int* pixels, 
                                HxString displayMode);

    virtual void            getRgbPixels2d(int nr, int* pixels, 
                                HxString displayMode,
                                int resWidth, int resHeight,
                                HxGeoIntType gi);
    

    virtual HxImageRep      frame2HxImageRep(int) = 0;

private:
    static int              _nr;
    int                     _ident;
    int                     _bufsize;
    int                     current;
    int                     size;
    std::list<HxImageRep>   buffer;
};

#endif

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