This directory contains material supporting chapter 7 of the cookbook: Computer Vision Programming using the OpenCV Library. by Robert Laganiere, Packt Publishing, 2011. Files: edgedetector.h linefinder.h contours.cpp correspond to Recipes: Detecting Image Contours with the Canny Operator Detecting Lines in Images with the Hough Transform Fitting a Line to a Set of Points File: blobs.cpp correspond to Recipes: Extracting the Components’ Contours Computing Components’ Shape Descriptors