title: cannot find lopencv_core and other library variables
body: <p>I am using Eclipse Helios with cdt plugin and I have also downloaded MINGW. Now I have copy pasted the basic Opencv program which I found here
  <a href="https://stackoverflow.com/questions/13754348/opencv-on-eclipse-on-windows">OpenCV on eclipse on windows</a>
  I have followed all the instructions given in this link, and also search other few links.
  I have also added the open cv path by going to project properties. But still it is showng that </p>
  
  <p>c:/mingw/bin/../lib/gcc/mingw32/4.8.1/../../../../mingw32/bin/ld.exe: cannot find -lopencv_core opencv_imgproc opencv_highgui opencv_ml opencv_video opencv_features2d opencv_calib3d opencv_objdetect opencv_contrib opencv_legacy opencv_flann</p>
  
  <p>I have checked multiple times and added these variables to library. please help.</p>