# coding=gbk
import cv2
import numpy as np

def change1(filepath):#¸¯Ê´
    pic = cv2.imread(filepath + 'image1.png')
    src = cv2.imread(pic, cv2.IMREAD_UNCHANGED)
    kernel = cv2.getStructuringElement(cv2.MORPH_CROSS, (5, 5))
    erosion = cv2.erode(src, kernel)
    cv2.imwrite(filepath + 'out.png', erosion)

def change2(filepath):#ÅòÕÍ
    pic = cv2.imread(filepath + 'image1.png')
    src = cv2.imread(pic, cv2.IMREAD_UNCHANGED)
    kernel = cv2.getStructuringElement(cv2.MORPH_CROSS, (5, 5))
    dilation = cv2.dilate(src, kernel)
    cv2.imwrite(filepath + 'out.png', dilation)

if __name__ == '__main__':
    filepath = 'pic/'
    change1(filepath)
    change2(filepath)