Digital cinema projector watermarking system and method

Details Digital cinema projector watermarking system and method Digital cinema projector watermarking system and method

H - Electricity

04

N

H04N 5/74 (2006.01) G03B 21/00 (2006.01) G06T 1/00 (2006.01)

Patent

CA 2620143

A system and method for watermarking a projected image from a digital cinema projector includes a projector having a plurality of watermark image files associated therewith. A scripting mechanism is configured to determine when and where the watermark image files are displayed during the presentation. The watermark image files include a combination of null and non-null watermark images unique to a given projector and rendered in accordance with the scripting mechanism during a rendering of a digital presentation such that the watermark images and their temporal placement identifies the projector rendering the presentation.

Système et procédé pour l'établissement de filigrane sur une image projetée de projecteur de cinéma numérique. Le système comprend un projecteur à plusieurs fichiers d'image filigrane associées. Un mécanisme de scénarisation est capable de déterminer à quel moment et à quel endroit les fichiers en question sont affichés durant la présentation. Les fichiers contiennent une combinaison d'images filigranes nulles et non nulles uniques pour un projecteur donné et restituées selon ledit mécanisme durant le rendu d'une présentation numérique, de sorte que les images filigranes et leur positionnement temporel permettent d'identifier le projecteur qui assure la présentation.

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