Videostage can automatically backlight your MP4 / OGV videos dynamically based on the content. Simply activate the Ambient Lighting Mode under Special Effects to create a completely new visual experience.
Of course you can customize the appearance & effect strength by various parameters in the module settings. You can see some examples based on the Ambient Lighting Mode on this page.
With VideoStage you can freely define the video frames, you can define the radius, thickness & color directly in the module settings.