Flash高级应用：用AS3调用摄像头

Flash高级应用：用AS3调用摄像头(2)                 video.x=20;
                video.y=20;
            }
            else{
                label.text="不能使用";
            }
        }
        
        private function statusHandler(evt:StatusEvent):void{
            if(camera.muted) label.text="不能使用";
        }
        
        private function activityHandler(evt:ActivityEvent):void{
            if(evt.activating){
                label.text="检测开始";
            }
            else{
                label.text="检测停止";
            }
        }
        
        private function addLabel(text:String):TextField{
            var label:TextField=new TextField();
            label.autoSize=TextFieldAutoSize.LEFT;