How can I apply an oil painting effect to a photo?

I really want to do this kind of effect where it looks like a person is disintegrating away, but I have no idea what it is called:

Answer

THanks To Bala's clue in the comment.... I found the original source photo....

It's merely Adobe Photoshop's Oil Paint Filter

Here's one with these settings:

This is a completely new image generated by running the oil paint filter on the same source photo. This is not merely a reposting of your sample image.