title: Webcam in Android emulator: "Cannot start camera" and "Result too large"
body: <p>I have an Android 4.1.2 AVD that needs to use the camera. I tried using my webcam as a substitute in the emulator, but I get this error:</p>
  
  <blockquote>
    <p>[2012-11-16 10:35:37 - Emulator] emulator: ERROR: _camera_client_query_start: Cannot start camera 'AndroidEmulatorVC0' for NV21[640x480]: Result too large</p>
  </blockquote>
  
  <p>How do I fix this error?</p>