16. 角点检测基础原理

示例

import cv2
import numpy as np


def imshow(window_name, img):
    window_width = img.shape[1]
    window_height = img.shape[0]
    cv2.namedWindow(window_name, 0)
    cv2.resizeWindow(window_name, window_width, window_height)
    cv2.imshow(window_name, img)


original = cv2.imread('001.png')
gray = cv2.cvtColor(original, cv2.COLOR_BGR2GRAY)
dst = cv2.cornerHarris(gray, 2, 3, 0.04)
original[dst > 0] = [0, 0, 255]
print(dst)
imshow('test', original)

cv2.waitKey(0)
cv2.destroyAllWindows()