Function canny_demo

python/code_048/opencv_048.py:14–18

(image)

def canny_demo(image):
    t = 100
    canny_output = cv.Canny(image, t, t * 2)
    cv.imshow("canny_output", canny_output)
    return canny_output


src = cv.imread("yuan_test.png")