Macromedia Flash Pro 8 is touched by Macromedia as the most significant upgrade to Flash 5. New features included filter effects and blending effects and blending modes, bitmap caching, a new video codec called On2 VP6, an enchanced type rendering engine called FlashType, an emulator for mobile devices, and several enchancements to the actionscript 2.0 spec, such as the BitmapData class, several geometric classes, and the convolutionFilter and DisplacementMapFilter classes.