DATA SIGNAL FOR MODIFYING A GRAPHIC SCENE, CORRESPONDING METHOD AND DEVICE

摘要

The invention concerns a data signal for modifying a graphic scene, designed for means for constructing images capable of being displayed on at least one screen, comprising frames for updating the graphic scene, some of said fields bearing a command for replacing an extant graphic scene by a new graphic scene. The fields also advantageously bear at least one of the commands belonging the group comprising the following commands: inserting an element of said graphic scene; modifying an element of said graphic scene; eliminating an element of said graphic scene, said constructing means updating said scene on the basis of the updating frames. The invention also concerns the corresponding method and device.