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- import cv2
- import numpy as np
- import matplotlib.pyplot as plt
- img=cv2.imread('parking spot1.jpg',1)
- k3 = np.array(([-1,-1,-1],[-1,8,-1],[-1,-1,-1]))
- low_filter = cv2.boxFilter(img, -1, (4,4))
- output_low = cv2.filter2D(low_filter, -1, k3)
- plt.subplot(2, 2, 1)
- plt.imshow(img)
- plt.title('Original Image')
- plt.subplot(2, 2, 2)
- plt.imshow(output_low)
- plt.title('matrix1')
- plt.show()
- img, ret, heirarchy = cv2.findContours(output_low, cv2.RETR_EXTERNAL, cv2.CHAIN_APPROX_SIMPLE)
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