>Well, you didn't say
fast, and I can't attest to the speed of the simple approach. You might also want to review
http://www.levelextreme.com/wconnect/wc.dll?FournierTransformation~?2,41,17,616843 if you haven't already. The nice thing about loading into an Image control is that it also covers all of the other supported formats.
Well, after having tried that approach, I liked it better. It provides a more safer way for additional formats and it's much easier to manipulate the information.