擅长:python、mysql、java
<p>试试看:</p>
<pre><code>from gpiozero import MotionSensor
import picamera
pir = MotionSensor(4)
while True:
with picamera.PiCamera() as camera:
camera.resolution = (*YOUR LENGTH HERE*, *YOUR WIDTH HERE*)
pir.wait_for_motion()
camera.start_preview()
pir.wait_for_no_motion()
camera.stop_preview()
</code></pre>
<p>所有这些操作都是<code>import picamera</code>单独执行,并在后面用camera作为“camera”执行代码。这也意味着您不需要关闭流。在</p>
<p>希望这有帮助!在</p>