Patent 7477264 was granted and assigned to Microsoft on January, 2009 by the United States Patent and Trademark Office.
Compositing functionality is provided in the form of an application program interface (API) that applications can utilize to composite images on video data that is to be rendered. In at least some embodiments, this functionality is exposed in a multimedia pipeline towards the end of the multimedia pipeline, such as at or by a renderer component. A set of methods exposed by the API permit an application to create and manage image compositing.