title: How can I get a list of video cameras attached in my computer using JavaScript?
body: <p>I want to display a list of video cameras attached to the user's computer, and when they select one, display streaming video from that camera in an HTML5 <code>&lt;video&gt;</code> tag.</p>
  
  <p>How can I get a list of the video cameras attached to the user's computer?</p>