擅长:python、mysql、java
<p>这就是我如何让相机为你的代码工作(在OSX 10.6上):</p>
<pre><code>import cv2
cv2.namedWindow("preview")
vc = cv2.VideoCapture(0)
rval, frame = vc.read()
while True:
if frame is not None:
cv2.imshow("preview", frame)
rval, frame = vc.read()
if cv2.waitKey(1) & 0xFF == ord('q'):
break
</code></pre>