I want to build an program that can detect square shape object in a video. i used SURF algorithm for that. but that only detect key points.
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I want to build an program that can detect square shape object in a video. i used SURF algorithm for that. but that only detect key points.
The normal way would be to detect edges with a canny filter then a hough transform to find lines and then find pairs of lines with slopes that are 90deg different