How to get the scale factor from Mx,i = cv2.estimateAffinePartial2D
How to get the scale factor from:
Mx,i = cv2.estimateAffinePartial2D(src_pts, dst_pts)
scale = np.sqrt((Mx[0,1] * Mx[0,1]) + (Mx[0,0] * Mx[0,0]))
right?
Here is answer from Tetragramm