MedianFilter.H

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// ///////////////////////////////////////////////////////////////////////////////////////////////////////////////////
//
// JeVois Smart Embedded Machine Vision Toolkit - Copyright (C) 2017 by Laurent Itti, the University of Southern
// California (USC), and iLab at USC. See http://iLab.usc.edu and http://jevois.org for information about this project.
//
// This file is part of the JeVois Smart Embedded Machine Vision Toolkit.  This program 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, version 2.  This program 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 General Public
// License for more details.  You should have received a copy of the GNU General Public License along with this program;
// if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
//
// Contact information: Laurent Itti - 3641 Watt Way, HNB-07A - Los Angeles, CA 90089-2520 - USA.
// Tel: +1 213 740 3527 - itti@pollux.usc.edu - http://iLab.usc.edu - http://jevois.org
// ///////////////////////////////////////////////////////////////////////////////////////////////////////////////////
/*! \file */
 
#pragma once
 
#include <jevoisbase/Components/Filters/Filter.H>
#include <jevois/Types/Enum.H>
#include <opencv2/imgproc/imgproc.hpp>
 
namespace medianfilter
{
  static jevois::ParameterCategory const ParamCateg("Median Filter Parameters");
 
  //! Parameter \relates MedianFilter
  JEVOIS_DECLARE_PARAMETER(ksize, unsigned int, "Median kernel size (must be an odd number >= 3)",
                           3, boost::regex("^[3579]|\\d+[13579]$"), ParamCateg);
}
 
//! A median filter
/*! See http://docs.opencv.org/3.2.0/d4/d86/group__imgproc__filter.html for details. */
class MedianFilter : public Filter, public jevois::Parameter<medianfilter::ksize>
{
  public:
    //! Inherited constructor ok
    using Filter::Filter;
 
    //! Virtual destructor for safe inheritance
    virtual ~MedianFilter();
 
    //! Processing function: filters the image src and puts the results into dst
    virtual std::string process(cv::Mat const & src, cv::Mat & dst) override;
};