OpenCV
OpenCV (Open Source Computer Vision) is a library of programming functions for real time computer vision.
OpenCV is released under a BSD license, it is free for both academic and commercial use.
The library has >500 optimized algorithms (see figure below). It is used around the world, has >2M downloads and >40K people in the user group. Uses range from interactive art, to mine inspection, stitching maps on the web on through advanced robotics.
Status
The current release version is 2.1 (April 2010).
Other Announcements.
Documentation
The OpenCV book is Learning OpenCV: Computer Vision with the OpenCV Library
Downloads
You can download the release version (2.1) for Linux or Windows
For the latest code, see the Install Guide.
Support
Send your question to the OpenCV User Group.
Bugs: Report a bug, request new features, documentation issues.
The OpenCV Wiki is the OpenCV community's wiki.
