Touch-input system calibration

Details Touch-input system calibration Touch-input system calibration

G - Physics

06

F

G06F 3/042 (2006.01) G06T 5/00 (2006.01) G06T 7/00 (2006.01)

Patent

CA 2738178

An interactive input system and method of calibrating an interactive input system are provided. The method comprises receiving images of a calibration video presented on a touch panel of the interactive input system. A calibration image is created based on the received images, and features are located in the calibration image. A transformation between the touch panel and the received images is determined based on the located features and corresponding features in the calibration video.

La présente invention concerne un système dentrée interactif et un procédé détalonnage dun système dentrée interactif. Le procédé comprend la réception dimages dune vidéo détalonnage présentée sur un écran tactile du système dentrée interactif. Une image détalonnage est créée sur la base des images reçues et des caractéristiques sont localisées dans limage détalonnage. Une transformation entre lécran tactile et les images reçues est déterminée sur la base des caractéristiques localisées et de caractéristiques correspondantes dans la vidéo détalonnage.

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