Brad's Blog

Tracking a Laser pointer with Python and OpenCV 2008-01-24

A recent thread on the OpenCV mailing list (entitled: "Tracking laser dots") discussed techniques that could be used to track the dot from a laser pointer. This sounded like something fun, so I finally got around to trying it out. Essentially this could be done acheived by the following algorithm: Grab the video frame. Convert the video frame to the HSV color space. Split the frame into individual components (separate images for H, S, and V). Apply a threshold to ...

OpenCV on Mac OS X 2006-09-06

I finally got arount to compiling OpenCV on my G4 Mac mini. While there is a lot of good information online as to how to do this, there were a few final steps that took me a while to either figure out or find. Apparently using OpenCV on OS X is still a new thing...First of all, follow the directions here at the Mac OS X OpenCV Port Wiki. (Note the two different configure options for Fink and MacPorts ...

OpenCV 2006-08-18

Those who know me know that I'm a huge proponent of Open Source Software. I use it daily, and the sheer number of quality open source projects just astounds me. The latest to do so is OpenCV, a Computer Vision library originally from Intel.In a few weeks I will take my first steps into the world of computer vision, and like so many times before, an open source project will guide me. Awesome.