擅长:python、mysql、java
<p>我想出了一个解决方案如下</p>
<pre><code>import cv2
import numpy as np
from matplotlib import pyplot as plt
if __name__ == '__main__' :
# Read image
im = cv2.imread("crop.jpg")
a=np.copy(im)
a[:,:,0]=255
a[:,:,1]=255
a[a>150]=255
plt.imshow(a)
</code></pre>