title: Android studio's emulator has an error "can't connect to camera"
body: <p>I'm connecting a webcam to my emulator by setting the front camera to &quot;webcam0&quot; in the AVD Manager.
  When I launch the webcam from Android studio's AVD manager or using emulator -camera-front webcam0 , I get the following window:
  <img src="https://i.stack.imgur.com/27Bt3.jpg" alt="enter image description here" /></p>
  <p>and when the emulator has showed that is an error
  <img src="https://i.stack.imgur.com/Bcp04.jpg" alt="enter image description here" /></p>
  <p>Please help me how to fix that.</p>