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@saurabhpal97 saurabhpal97/SURF.py
Created Mar 23, 2019

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#import required libraries
import cv2
import numpy as np
import matplotlib.pyplot as plt
%matplotlib inline
#show OpenCV version
print(cv2.__version__)
#read image and convert to grayscale
image = cv2.imread('index.png')
gray = cv2.cvtColor(image,cv2.COLOR_BGR2GRAY)
#instantiate surf object
surf = cv2.xfeatures2d.SURF_create(400)
#calculate keypoints and their orientation
keypoints,descriptors = surf.detectAndCompute(gray,None)
with_keypoints = cv2.drawKeypoints(gray,keypoints)
plt.imshow(with_keypoints)
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