Static methods
staticcompare (a:Bitmap, b:Bitmap, ?regionA:Rectangle, ?regionB:Rectangle):Float
Compares given region of given Bitmaps. Returns a number between -1 and 1, the biger its absolute value the bigger the difference. If negative it means the sum of a's bytes is bigger than b's, possitive otherwise.
TODO : fix this is not working fine
staticfromDataUrl (dataurl:String, ?bitmap:Bitmap):Null<Bitmap>
Loads bitmap from given data url string.