ImageClassifier.h

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/* XBoost: Ada-Boost and Friends on Haar/ICF/HOG Features, Library and ToolBox
 *
 * Copyright (c) 2008-2014 Paolo Medici <medici@ce.unipr.it>
 * Copyright (c) 2013-2014 Luca Castangia <l.caio@ce.unipr.it>
 *
 * 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 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., 59 Temple Place - Suite 330,
 * Boston, MA 02111-1307, USA.
 */

#ifndef _IMAGE_CLASSIFIER_H
#define _IMAGE_CLASSIFIER_H

#include <vector>
#include <iostream>
#include "Types.h"
#include "Image.h"

class ImageClassifier {

private:
    int width,height;
public:

    virtual ~ImageClassifier();

    ImageClassifier(std::istream & in) {
        in >> width >> height;
    }

    ImageClassifier(int w,int h) : width(w), height(w) {
    }

    size GetClassifierGeometry() const {
        return size(width,height);
    }

    virtual std::string getSignature() const = 0;

    virtual void setImage(const unsigned char *ptr, long stride, unsigned int width, unsigned int height)  = 0;

    void setImage(const ImageHandle & src)
    {
        setImage(src.data, src.stride, src.width, src.height);
    }

    virtual float operator() (int x0, int y0) const  = 0;

    virtual void Process (double *out, int x0, int y0, int n, int step=1) const = 0;

    virtual void Release() = 0;
};

#endif