Python膨胀操作

def dilate_demo(gray):
    ret, binary = cv2.threshold(gray, 0, 255, cv2.THRESH_BINARY | cv2.THRESH_OTSU)
    kernel = cv2.getStructuringElement(cv2.MORPH_RECT, (15, 15))#定义结构元素的形状和大小
    dst = cv2.dilate(binary, kernel)#膨胀操作
    return dst

 

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