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GPU Gems 3
book

GPU Gems 3

by Hubert Nguyen
August 2007
Intermediate to advanced content levelIntermediate to advanced
1008 pages
21h 13m
English
Addison-Wesley Professional
Content preview from GPU Gems 3

Chapter 26. Object Detection by Color: Using the GPU for Real-Time Video Image Processing

Ralph Brunner Apple

Frank Doepke Apple

Bunny Laden Apple

In this chapter, we describe a GPU-based technique for finding the location of a uniquely colored object in a scene and then utilizing that position information for video effects. The technique uses a pixel shader in an atypical manner: to calculate a centroid and area rather than a per-pixel effect.

Object detection and tracking have applications in robotics, surveillance, and other fields. As the number of consumers who own computers equipped with video cameras increases, so do the possibilities of using the GPU for tracking objects for games and to enable new user-interaction models. In this chapter, ...

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Publisher Resources

ISBN: 9780321545428Purchase book