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<p>我想实施以下步骤:</p>
<p><img src="https://i.stack.imgur.com/feYVw.png" alt=""/></p>
<p>这是我的代码:</p>
<pre><code>import cv2
from skimage.io import *
import numpy as np
imA = cv2.imread('C.jpg')
kernel = np.ones((3, 3), np.uint8)
imA = cv2.cvtColor(imA, cv2.COLOR_BGR2GRAY)
ret, mask = cv2.threshold(imA, 5, 255, cv2.THRESH_BINARY)
opening = cv2.morphologyEx(mask, cv2.MORPH_OPEN, kernel)
imshow(opening)
show()
imF = cv2.imread('157969651.jpg')
imF = cv2.cvtColor(imF, cv2.COLOR_BGR2RGBA)
imB = cv2.imread('images.jpg')
imB = cv2.cvtColor(imB, cv2.COLOR_BGR2RGBA)
imF[:, :, 0] *= opening
imF[:, :, 1] *= opening
imF[:, :, 2] *= opening
imF[:, :, 3] *= opening
imB[:, :, 0] *= (1 - opening)
imB[:, :, 1] *= (1 - opening)
imB[:, :, 2] *= (1 - opening)
imB[:, :, 3] *= (1 - opening)
res = imF + imB
imshow(res)
show()
</code></pre>
<p>结果:</p>
<p><img src="https://i.stack.imgur.com/VMvlN.png" alt=""/></p>
<p>我不知道这密码有什么问题。有人能看出我的脚步有什么不对吗?在</p>