Song extractor for the Osu! game

I've used to play a bit a game called Osu!. It's about catching the beats alongside a song. Here a preview of the best player in the world (combo is given in the bottom-left corner):

.... watching this is always like "WTF, HOW?!".

To the reason I'm posting this. I've met some quite exciting songs while I've played the game and I wrote a program for extracting the songs out from the game. This is easy done by hand too, but it's quite tiresome.

Here it is: osu_extractor_win7.zip (readme from the zip).