import cv2 import numpy as np from matplotlib import pyplot as plt # 讀取圖片 big.jpg img = cv2.imread('big.jpg', 0) # 讀取圖片 smart.jpg template = cv2.imread('smart.jpg', 0) plt.subplot(2,2,1) plt.imshow(img, cmap='gray') plt.title('pic 1') plt.xticks([]) plt.yticks([]) plt.subplot(2,2,2) plt.imshow(img, cmap='gray') plt.title('pic 2') plt.xticks([]) plt.yticks([]) plt.subplot(2,2,3) plt.imshow(img, cmap='gray') plt.title('pic 2') plt.xticks([]) plt.yticks([]) plt.savefig('plt.png') plt.show()