Closing a contour curve in OpenCV

Question

I\'m using OpenCV (Canny + findCountours) to find external contours of objects. The curve drawn is typically almost, but not entirely, closed. I\'d like to close it - to f

Answer 1

Using PolyLine method to draw contours

cv2.PolyLine(img, points, is_closed=True, 255, thickness=1, lineType=8, shift=0)

Read the docs for further details: http://docs.opencv.org/2.4/modules/core/doc/drawing_functions.html

Mark answered if it resolved your problem. If not then let me know.