opencv 轉換圖像爲灰度

import cv2 import numpy as np if __name__ == "__main__": img_path = "lu.jpeg" img = cv2.imread(img_path) #獲取圖片的寬和高 width,height = img.shape[:2][::-1] #將圖片縮小便於顯示觀看 img_resize =

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