26.拉普拉斯算子

cv2.Laplacian()

#!/usr/bin/env python
# -*- coding: UTF-8 -*-
"""
@Project ：Opencv学习 
@File    ：拉普拉斯算子.py
@IDE     ：PyCharm 
@Author  ：咋
@Date    ：2023/1/13 21:44 
"""
import cv2
import numpy as np
image = cv2.imread("Handsome.jpg")
image = cv2.resize(image,(640,480))
# 拉普拉斯算子
lap_image = cv2.Laplacian(image,-1,ksize = 5)
# 展示图片
cv2.imshow("lap_image ",np.hstack((image,lap_image )))
cv2.waitKey(0)
cv2.destroyAllWindows()