# 选取左右眼眼角的点
    point1 = shape.part(0)
    point2 = shape.part(2)
    # 求两点中心
    eyes_center = ((point1.x+point2.x)//2,(point1.y+point2.y)//2)
    # cv2.circle(img,eyes_center,3,color=(0,255,0)) 
    # cv2.imshow("image",img)
    # cv2.waitKey()
    # 根据人脸大小调整帽子大小
    factor = 1.5
    resized_hat_h = int(round(rgb_hat.shape[0]*w/rgb_hat.shape[1]*factor))
    resized_hat_w = int(round(rgb_hat.shape[1]*w/rgb_hat.shape[1]*factor))
    if resized_hat_h > y:
     resized_hat_h = y-1
    # 根据人脸大小调整帽子大小
    resized_hat = cv2.resize(rgb_hat,(resized_hat_w,resized_hat_h))

# 水印图片
 num = random.randint(1, 5)
 logo = Image.open("img_icon/santa_" + str(num) + ".png")
 
 img = Image.open(imgPath)
 
 print(img.size, logo.size)
 
 # 图层
 layer = Image.new("RGBA", img.size, (255, 255, 255, 0))
 layer.paste(logo, (img.size[0] - logo.size[0], img.size[1]-logo.size[1]))

 # 覆盖
 img_after = Image.composite(layer, img, layer)
 # img_after.show()
 img_after.save(outImgePath)