• Welcome

This site is now old. Please go to:

• Developers site: http://code.opencv.org/projects/opencv/wiki or

• User site: http://opencv.org/

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. It has C++, C, Python and soon Java interfaces running on Windows, Linux, Android and Mac. The library has >2500 optimized algorithms (see figure below). It is used around the world, has >2.5M 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.

• Sister Projects

  • For 3D processing, Robot Operating System (ROS) -- OpenCV is integrated

Status

Announcement (5/7/12):

• Release 2.4 is out!!! Change log, 2.4 Packages.

• OpenCV is in Google Summer of Code 2012 Project page.

• OpenCV now has a new developer site: http://code.opencv.org. A new user site is in progress.

• Other Announcements.

Documentation

• OpenCVBooks: Learning OpenCV; OpenCV 2 Cookbook. here.

• Online documentation/reference manual (C++/Python/C).

  • Old documentation 2.2: C++, C, Python and GPU.

• C++ Cheatsheet.pdf and Python Cookbook

Downloads

• You can download the release version (2.4) for Unix, Windows or Android.

• For the latest code, see the Install Guide.

Support

• See the User Group for questions, help, announcements.

• See the Full Wiki for user docs, camera and OS compatibility ...

• For Bugs: Report a bug, request new features or submit a patch.