Cropping image google colab

# for google colab use cv2_imshow instead
# change x, y, h ,w to the values you are happy with
import cv2
img = cv2.imread("lenna.png")
crop_img = img[y:y+h, x:x+w]
cv2.imshow("cropped", crop_img)
cv2.waitKey(0)

Source: stackoverflow.com

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