This package contains methods and structures for dealing with Integral Images, aka Summed Area Tables. These are structures which precompute the sum of pixels to the left and above each pixel, which can make several common image processing operations much faster.

This is a Go package, and can be installed in the standard go way, by running go get and documentation can be read with the go doc command or online at


Any and all comments, bug reports, patches or pull requests would be very welcomely received. Please email them to


This package is licensed under the GPLv3. See the LICENSE file for more details.