EdgeDetection.py 文件源码

def ToGrayImage(path):
    image = cv2.imread(path)
    gray_image = cv2.cvtColor(image, cv2.COLOR_BGR2GRAY)
    # cv2.imwrite('gray_image.jpg',gray_image)
    # cv2.imshow('color_image',image)
    # cv2.imshow('gray_image',gray_image)
    # cv2.waitKey(0)                 # Waits forever for user to press any key
    # cv2.destroyAllWindows()        # Closes displayed windows
    return gray_image