<?xml version="1.0" encoding="utf-8"?>
<!-- http://blog.flexexamples.com/2008/01/22/detecting-changes-in-a-cameras-activity-and-status-in-a-flex-videodisplay-control/ -->
<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml"
		layout="horizontal"
		verticalAlign="middle"
		backgroundColor="white" viewSourceURL="srcview/index.html">

	<mx:Script>
		<![CDATA[
			import mx.controls.Alert;
			import mx.utils.StringUtil;

			private function videoDisplay_creationComplete():void {
				var camera:Camera = Camera.getCamera();
				if (camera) {
					videoDisplay.attachCamera(camera);
					camera.addEventListener(ActivityEvent.ACTIVITY, camera_activity);
					camera.addEventListener(StatusEvent.STATUS, camera_status);
				} else {
					Alert.show("You don't seem to have a camera.");
				}
			}

			private function camera_activity(evt:ActivityEvent):void {
				var str:String = "[{0}] activating:{1}\n";
				textArea.text += StringUtil.substitute(str,
									evt.type,
									evt.activating);
			}

			private function camera_status(evt:StatusEvent):void {
				var str:String = "[{0}] code:'{1}', level:'{2}'\n";
				textArea.text += StringUtil.substitute(str,
									evt.type,
									evt.code,
									evt.level);
				switch (evt.code) {
					case "Camera.Muted":
						Alert.show("User denied access to camera.");
						break;
					case "Camera.Unmuted":
						Alert.show("User allowed access to camera.");
						break;
				}
			}
		]]>
	</mx:Script>

	<mx:VideoDisplay id="videoDisplay"
			creationComplete="videoDisplay_creationComplete();"
			width="160"
			height="120" />

	<mx:TextArea id="textArea"
			editable="false"
			width="100%"
			height="{videoDisplay.height}"
			wordWrap="false"
			verticalScrollPolicy="on" />

</mx:Application>