The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jun. 21, 2005

Filed:

Feb. 07, 2001
Applicants:

Benoit Belley, Montreal, CA;

Pierre P. Tremblay, St-Lambert, CA;

Inventors:

Benoit Belley, Montreal, CA;

Pierre P. Tremblay, St-Lambert, CA;

Assignee:

Autodesk Canada Inc., Montreal, CA;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N005/76 ; H04N005/781 ;
U.S. Cl.
CPC ...
Abstract

A method of optimizing the scheduling of the drawing of graphical elements of a multi-player display () in an image processing environment. Each player (to) is capable of operating asynchronously and deriving its source from a different video, film or other image format. Draw commands from each player are combined into short sequences known as graphics requests (to). A scheduler () selects the next graphics request for rendering by a graphics thread () based on the requirement to minimize state changes within the graphics card () while meeting the due time requirement of the graphics request, that is dependent upon the frame rate.


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