import flash.display.BitmapData;
 
class Smoothing
{
	// the BitmapData instance that will smooth the image
	private var bmp:BitmapData;
	private var mc:MovieClip;
	private var interval;
 
	public function Smoothing(_mc:MovieClip) {
		this.mc = _mc;
		// create bmp with correct dimensions
		this.bmp = new BitmapData(mc._width, mc._height, true, 0);
		// cache loaded ext pic
		bmp.draw(mc);
		mc.unloadMovie();
		// must delay attachbitmap
		this.interval = setInterval(this, "postop", 2);
	}
 
	private function postop() {
		clearInterval(interval);
		mc.attachBitmap(bmp, 0, "auto", true); // apply smoothing
	}
}

var _mcl:MovieClipLoader = new MovieClipLoader();
var _mclListener:Object = new Object();
 
_mclListener.onLoadInit = function()
{
	new Smoothing(target_mc);
}
 
_mcl.addListener(_mclListener);
_mcl.loadClip("image.jpg", target_mc);