Since the feature is hidden in Windows 7, you'll need a third-party "activator" to unlock it.
Remember the days of the Windows Vista Ultimate Extras? One of the coolest features was , which allowed you to replace your boring, static wallpaper with a full-motion, looping video. While Microsoft officially dropped this feature in Windows 7 in favor of simple slideshows, the enthusiast community never let it die. Good Night Earth Dreamscene Windows 7 Dream sce...
Windows DreamScene was a utility that used hardware-accelerated video (.WMV or .MPG) as a desktop background. It was designed to run without hogging your CPU by using the GPU for rendering. How to Enable DreamScene on Windows 7 Since the feature is hidden in Windows 7,