flash on 2012-10-24

/**
 * Copyright yurij.shaulov ( http://wonderfl.net/user/yurij.shaulov )
 * MIT License ( http://www.opensource.org/licenses/mit-license.php )
 * Downloaded from: http://wonderfl.net/c/a3EV
 */

package {

    import flash.display.*;

    import flash.media.*;

    import flash.events.*;

    import flash.utils.*;

    import flash.text.*

    public class MicTest extends Sprite {

        private var mic:Microphone;

        private var canvas:Sprite;

        private var g:Graphics;

        private var timer:Timer;

        private var fld:TextField;

        private var tf:TextFormat;

        public function MicTest() {

            mic = Microphone.getMicrophone();

            mic.setLoopBack(true);

            mic.setUseEchoSuppression(true);

            mic.gain = 50;

            mic.rate = 10;

            mic.setSilenceLevel(5, 1000);

            

            tf = new TextFormat();

            tf.font = "_typewriter";

            tf.size = 18;

            tf.color = 0x0000ff;

            

            fld = new TextField();

            fld.defaultTextFormat = tf;

            fld.x = 10;

            fld.y = 10;

            fld.text = "aaaaaaaaaaaa";

            addChild(fld);

            

            timer = new Timer(50);

            timer.addEventListener(TimerEvent.TIMER, drawLevel);

            timer.start();

        }

        

        public function drawLevel(evt:TimerEvent):void {

            fld.text = "level: " + mic.activityLevel;

        }

    }

}