ImageLuminance.h

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////////////////////////////////////////////////////////////////////////////////
//    Scorched3D (c) 2000-2009
//
//    This file is part of Scorched3D.
//
//    Scorched3D 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
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//    Scorched3D is distributed in the hope that it will be useful,
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//    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 Scorched3D; if not, write to the Free Software
//    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
////////////////////////////////////////////////////////////////////////////////


// ImageLuminance.h: interface for the ImageLuminance class.
//
//////////////////////////////////////////////////////////////////////

#if !defined(AFX_ImageLumINANCE_H__15020260_678A_40DF_B49C_AB1796BB3EED__INCLUDED_)
#define AFX_ImageLumINANCE_H__15020260_678A_40DF_B49C_AB1796BB3EED__INCLUDED_

#include <stdio.h>
#include <image/Image.h>

class ImageLuminance : public Image
{
public:
        ImageLuminance(const std::string &filename);
        virtual ~ImageLuminance();

        virtual unsigned char *getBits();
        virtual void removeOwnership();

        virtual int getWidth();
        virtual int getHeight();

        virtual int getComponents();
        virtual int getAlignment();

protected:
        struct ImageRec
        {
          unsigned short imagic;
          unsigned short type;
          unsigned short dim;
          unsigned short xsize, ysize, zsize;
        } image;

        unsigned char *base_;

        void convertShort(unsigned short *array, unsigned int length);
        void convertUint(unsigned *array, unsigned int length);

        void imageGetRow(FILE *file, unsigned char *buf, int y, int z, unsigned int *rowStart, int *rowSize);
        bool loadFromFile(const std::string &filename);
};

#endif // !defined(AFX_ImageLumINANCE_H__15020260_678A_40DF_B49C_AB1796BB3EED__INCLUDED_)

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