include nonfree openCV 2.4.10 on ubuntu

Question

I\'ve installed OpenCV on ubuntu using this link and I\'m trying to use SURF descriptor. I knew that they changed the location of these type of descriptors to the nonfree mo

Answer 1

Actually, I just updated openCV using the following commands then it worked:

sudo add-apt-repository --yes ppa:xqms/opencv-nonfree
sudo apt-get update 
sudo apt-get install libopencv-nonfree-dev