import cv2 as cv
import numpy as np
im = cv.imread("mini.jpg", cv.IMREAD_GRAYSCALE)
detector = cv.SimpleBlobDetector()
keypoints = detector.detect(im)
im_with_keypoints = cv.drawKeypoints(im, keypoints, np.array([]), (0,0,255), cv.DRAW_MATCHES_FLAGS_DRAW_RICH_KEYPOINTS)
cv.imshow("keypoints", im_with_keypoints)
k = cv.waitKey(0)
cv.destroyAllWindows()
↧