Computer graphics processing and selective visual display system – Computer graphics processing – Graphic manipulation
Reexamination Certificate
2005-02-01
2005-02-01
Brier, Jeffery (Department: 2672)
Computer graphics processing and selective visual display system
Computer graphics processing
Graphic manipulation
C345S647000, C348S589000
Reexamination Certificate
active
06850250
ABSTRACT:
An apparatus and a method for distorting add-on graphics to be composited with a streaming video feed comprising, receiving a streaming video feed captured using a real camera, said streaming video feed including an image frame taken from a particular view point and a particular field of view, said real camera introducing image distortions into the image frame, measuring a plurality of camera instrumentation data corresponding to at least said view point, said field of view, and a distortion parameters corresponding to the image distortions of the image frame, creating a virtual camera, setting the virtual view point and the virtual field of view of the virtual camera using the plurality of camera instrumentation data, generating add-on graphics having a size and an insertion position within the image frame based on the virtual camera, creating a distortion grid, distorting the add-on graphics to match the image distortions of the image frame, and compositing the distorted add-on graphics with the image frame of the streaming video feed.
REFERENCES:
patent: 4970666 (1990-11-01), Welsh et al.
patent: 5457370 (1995-10-01), Edwards
patent: 5878174 (1999-03-01), Stewart et al.
Brier Jeffery
Haverstock & Owens LLP
Sony Corporation
Sony Electronics Inc.
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