Android live wallpaper

I’m creating an android wallaper in unity 4.5.
I’m programming in c#
I’m beginner programmer and I don’t know how to make a set wallpaper script.
I end this project for a one week.
This is very important for me sow can you respond in five days please.
Sorry for my English.

Android live wallpapers are set using the android operating system itself. The live wallpapers are essentially just an animation.