In this tutorial I'll give you an overview of the way the drawing API works in connection with dynamic masks with three complete real-world examples
You can use ActionScript to enable caching or scrolling, as well as to control backgrounds.
This tutorial will explain how to use the great DistortionEffect/CubeEffect of Alex Uhlmann within a Flickr slideshow.
Tests pixel values in an image against a given threshold and set pixels that pass the test to new color values.
How to create a distortion fill effect using the fillRect() BitmapData's method.