package {
  import flash.media.Sound;
  import flash.media.SoundChannel;
  import flash.events.Event;
  import flash.events.SampleDataEvent;
  import flash.display.Sprite;
  import flash.display.Bitmap;
  import flash.display.BitmapData;
  import flash.events.*;
  import flash.media.Camera;
  import flash.media.Video;
  import flash.utils.ByteArray;

  public class CameraView extends Sprite {
    private var video:Video;
    private var cameraBmp:Bitmap;
    private var cameraBmpData:BitmapData;
    private var w:int = 100;
    private var h:int = 80;
    private var mySound:Sound = new Sound();
    private var myChannel:SoundChannel;

    public function CameraView() {
      var camera:Camera = Camera.getCamera();

      if (camera != null) {
        video = new Video(w, h);
        video.attachCamera(camera);

        addEventListener(Event.ENTER_FRAME, tick);
      } else {
        trace("error");
      }

      cameraBmpData = new BitmapData(w, h, false, 0xaaaaaa);
      cameraBmp = new Bitmap(cameraBmpData);
      addChild(cameraBmp);

      mySound.addEventListener(SampleDataEvent.SAMPLE_DATA, onSampleData);
      myChannel = mySound.play();
    }

    private function tick(event:Event):void {
      cameraBmpData.draw(video);
    }

    private function onSampleData(e:SampleDataEvent):void {
      var r:Number, g:Number;

      for (var i:int = 0; i < h; i++) {
        for (var j:int = 0; j < w; j++) {
          r = ((cameraBmpData.getPixel(j, i) >> 16) / 128.0) - 1;
          g = ((cameraBmpData.getPixel(j, i) >> 8 & 0x0000ff) / 128.0) - 1;

          e.data.writeFloat(r);
          e.data.writeFloat(g);
        }
      }
    }
  }
}