RawGistEstimatorStd.H

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/*!@file Component/RawGistEstimatorStd.H extract estimated gist
         using available features of the image */

// //////////////////////////////////////////////////////////////////// //
// The iLab Neuromorphic Vision C++ Toolkit - Copyright (C) 2001 by the //
// University of Southern California (USC) and the iLab at USC.         //
// See http://iLab.usc.edu for information about this project.          //
// //////////////////////////////////////////////////////////////////// //
// Major portions of the iLab Neuromorphic Vision Toolkit are protected //
// under the U.S. patent ``Computation of Intrinsic Perceptual Saliency //
// in Visual Environments, and Applications'' by Christof Koch and      //
// Laurent Itti, California Institute of Technology, 2001 (patent       //
// pending; application number 09/912,225 filed July 23, 2001; see      //
// http://pair.uspto.gov/cgi-bin/final/home.pl for current status).     //
// //////////////////////////////////////////////////////////////////// //
// This file is part of the iLab Neuromorphic Vision C++ Toolkit.       //
//                                                                      //
// The iLab Neuromorphic Vision C++ Toolkit 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  //
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// The iLab Neuromorphic Vision C++ Toolkit is distributed in the hope  //
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// Boston, MA 02111-1307 USA.                                           //
// //////////////////////////////////////////////////////////////////// //
//
// Primary maintainer for this file: Sophie Marat <sophie.marat.ilab@gmail.com>
// $HeadURL: svn://isvn.usc.edu/software/invt/trunk/saliency/src/Neuro/RawGistEstimatorStd.H $
// $Id: RawGistEstimatorStd.H  $
//

// ######################################################################
/*! Extract gist of image                                               */

#ifndef RAWGISTESTIMATORSTD_H_DEFINED
#define RAWGISTESTIMATORSTD_H_DEFINED

#include "Channels/ChannelMaps.H"
#include "Image/DrawOps.H"
#include "Neuro/gistParams.H"
#include "Neuro/GistEstimator.H"
#include "Neuro/VisualCortex.H"
#include "Media/MediaSimEvents.H"
#include "Component/ModelComponent.H" 

// compute the sub-sum pyramid values
// more efficient implementation using iterator
Image<double> getSubSum(Image<float> img);

// compute the sub-sum pyramid values
// less efficient implementation but can change to stdev easily
//Image<double> getSubSum2(Image<float> img);

//compute the mean of the saliency map inside the polygon
double getMeanPoly(Image<float> img, std::vector<Point2D<int> > polygon);

//! implementation of the gist estimation procedure
//! yet to be published
class RawGistEstimatorStd : public ModelComponent //GistEstimatorAdapter //s
{
public:
  //! Constructor
  RawGistEstimatorStd(OptionManager& mgr,
                      const std::string& descrName = "Raw Gist Estimator",
                      const std::string& tagName = "rawgistestimator");
  
  //! Destructor
  virtual ~RawGistEstimatorStd();
  
  //! Update the gist feature vector
  void computeFeatureVector(rutz::shared_ptr<ChannelMaps> chm);
  
  Image<float> compute(rutz::shared_ptr<ChannelMaps> chm);
  
  std::vector<float> computeOnPolygon(rutz::shared_ptr<ChannelMaps> chm, std::vector<Point2D<float> > polygon); //before Image<float>
  
  //! get the gist display of the current gist
  Image<float> getGistImage
  (int sqSize,
   const float minO = -1.0, const float maxO = -1.0,
   const float minC = -1.0, const float maxC = -1.0,
   const float minI = -1.0, const float maxI = -1.0);
  
  //! return the similarity measure
  //! between 2 sets of gist features
  Image<double> diffGist(Image<double> in);
  
protected:
  
private:
  
  // the visual cortex hook
  VisualCortex* itsVC;
  
  // gist feature vector
  Image<float> itsGistVector;
};

#endif


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