saliencyDetectionRudinac.h

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//===================================================================================
// Name        : saliencyDetectionRudinac.h
// Author      : Joris van de Weem, joris.vdweem@gmail.com
// Version     : 1.0
// Copyright   : Copyright (c) 2010 LGPL
// Description : C++ implementation of "Maja Rudinac, Pieter P. Jonker. 
//                              "Saliency Detection and Object Localization in Indoor Environments". 
//                              ICPR'2010. pp.404~407                                                                                     
//===================================================================================

#ifndef _SALIENCYMAPRUDINAC_H_INCLUDED_
#define _SALIENCYMAPRUDINAC_H_INCLUDED_

// ROS
#include <ros/ros.h>
#include "image_transport/image_transport.h"
#include <cv_bridge/cv_bridge.h>
#include <sensor_msgs/image_encodings.h>
#include <sensor_msgs/fill_image.h>
#include <geometry_msgs/Point.h>

// OpenCV
#include "cv.h"
#include "opencv2/highgui/highgui.hpp"

using namespace cv;
using namespace std;
namespace enc = sensor_msgs::image_encodings;

class saliencyMapRudinac
{
protected:
        ros::NodeHandle nh_;
        ros::Publisher point_pub_;
        image_transport::ImageTransport it_;
        image_transport::Subscriber     image_sub_;
        image_transport::Publisher              saliencymap_pub_;


public:
        saliencyMapRudinac() : nh_("~"), it_(nh_)
        {
                image_sub_ = it_.subscribe("/rgbimage_in", 1, &saliencyMapRudinac::imageCB, this);
                saliencymap_pub_= it_.advertise("/saliency/image", 1);
                point_pub_ = nh_.advertise<geometry_msgs::Point>("/saliency/salientpoint", 1);
        }

        ~saliencyMapRudinac()
        {
                nh_.shutdown();
        }

        void imageCB(const sensor_msgs::ImageConstPtr& msg_ptr);
        void calculateSaliencyMap(const Mat* src, Mat* dst);

private:
        Mat r,g,b,RG,BY,I;
        void createChannels(const Mat* src);
        void createSaliencyMap(const Mat src, Mat* dst);
};
#endif