#include <opencv2/objdetect/objdetect.hpp>
#include <opencv2/highgui/highgui.hpp>
#include <opencv2/imgproc/imgproc.hpp>

#include <iostream>

using namespace cv;
using namespace std;

int main(  )
{
   Mat img = imread("/home/ravi/Desktop/index.jpg", CV_LOAD_IMAGE_UNCHANGED);
   namedWindow("MyWindow", CV_WINDOW_AUTOSIZE);
return 0;
}

root@ravi-LINUX:/home/ravi/Desktop/CV# uname -a
Linux ravi-LINUX 3.13.0-62-generic #102-Ubuntu SMP Tue Aug 11 14:28:35 UTC 2015 i686 i686 i686 GNU/Linux


root@ravi-LINUX:/home/ravi/Desktop/CV# uname -r
3.13.0-62-generic