Improve documentationv0.1.1

1 files changed, 4 insertions, 0 deletions

diff --git a/integralimg.go b/integralimg.go
index 007e2c6..d9bd38f 100644
--- a/integralimg.go
+++ b/integralimg.go
@@ -2,6 +2,10 @@
 // Use of this source code is governed by the GPLv3
 // license that can be found in the LICENSE file.
 
+// integralimg is a package for processing 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.
 package integralimg
 
 import (