Patent ID: 7426702
Filing Date: 2008-09-16
Classification: G06T

Abstract:
1. A system for providing a multimedia display on a display device having a screen, said system comprising: a plurality of graphics information sources, each of said sources being uniquely identified by a corresponding graphic identifier element; a display file for defining a page to be displayed on said screen, said page comprising an array of page pixels, said page including at least one window disposed to receive graphics information from each of said sources; a graphics controller operable to generate an internal map comprising a set of map pixels, each of said map pixels corresponding to a page pixel of said page, each map pixel containing information that indicates the graphics information to be used with its corresponding page pixel, and at least some of said map pixels containing said graphic identifier elements; a graphics arbitrator disposed to examine each of said map pixels, said graphics arbitrator being operable, when an examined map pixel contains a graphic identifier element identifying a particular source, to provide at least a portion of the graphics information for the corresponding page pixel from said particular source; and said graphics arbitrator being further operable, when an examined map pixel contains none of said graphic identifier elements, to provide the graphics information for the corresponding page pixel from information contained in the examined map pixel.