擅长:python、mysql、java
<p>试着改进它以达到你的目标:</p>
<pre><code>import cv2
image = cv2.imread("test.jpg")
#convert to hsv
i = cv2.cvtColor(image, cv2.COLOR_BGR2HSV)
i[: ,:, 0]=0
i[: ,:, 2]=0
#s channel
cv2.imshow("s channel", i)
</code></pre>
<p><a href="https://i.stack.imgur.com/vX5tl.jpg" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/vX5tl.jpg" alt="Image output with s channel"/></a></p>