Look at how work heart of the engine! Set your own video as a live wallpaper! Settings -> From Gallery -> Your Video -> Set Wallpaper
Their advantages are: + sound + change video + take video from camera + enable or disable scrolling + Full support for portrait and landscape mode. + Optimized battery usage, doesn't drain your battery.
If you have any problems, do not hesitate to contact me before you place rating, I'll be glad to help.