擅长:python、mysql、java
<pre><code>import cv2
import numpy as np
import matplotlib.pyplot as pl
img = cv2.imread('hand.jpg',0)
height = np.size(img,0)
width = np.size(img,1)
cx = 113
cy = 130
j1 = 0 #initilalise
tmp=[] #initilalise
for i in range(1,height):
if img[i,cy]>0:
j1 = j1+1
tmp.append(i)
if len(tmp) !=0:
xr = max(tmp)
yr = cy
print (xr,yr)
</code></pre>
<p>上述代码块解决了上述问题。你知道吗</p>