I gave a talk at Scotland on Rails last year about image processing in ruby, including using OpenCV. Getting it working well with Ruby is a bit of a pain, but

I gave a talk at Scotland on Rails last year about image processing in ruby, including using OpenCV. Getting it working well with Ruby is a bit of a pain, but it can be done. My fork of the ruby-opencv gem is at http://github.com/bantic/ruby-opencv http://github.com/bantic/ruby-opencv and examples of using it to do face detection are at http://github.com/bantic/image_labs http://github.com/bantic/image_labs