Squeeze out every little computation power from your system by using the power of your video card to run the OpenCV algorithms.
Compatibility: > OpenCV 2.0
Author: Bernát Gábor
This will give a good grasp on how to approach coding on the GPU module, once you already know how to handle the other modules. As a test case it will port the similarity methods from the tutorial Video Input with OpenCV and similarity measurement to the GPU.