September 2015
Intermediate to advanced
266 pages
5h 38m
English
Content preview from Learning OpenCV 3 Computer Vision with Python (Update)Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Detecting shapes
The detection of shapes with the Hough transform is limited to circles; however, we already implicitly explored detecting shapes of any kind, specifically when we talked about approxPolyDP. This function allows the approximation of polygons, so if your image contains polygons, they will be quite accurately detected, combining the usage of cv2.findContours and cv2.approxPolyDP.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.