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lucifermorningstar1305/sobel_edge.py

Created January 4, 2020 14:38
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Sobel Edge Filter Algorithm
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sobel_edge.py
gray = cv2.cvtColor(img,cv2.COLOR_BGR2GRAY)
Hx = np.array([[1,0,-1], [2,0,-2],[1,0,-1]], dtype=np.float32)
Hy = np.array([[-1,-2,-1],[0,0,0],[1,2,1]], dtype=np.float32)
Gx = scipy.signal.convolve2d(Gm, Hx, mode ='same')
Gy = scipy.signal.convolve2d(Gm,Hy,mode = 'same')
G = (Gx*Gx + Gy*Gy) ** 0.5
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