Image Comparator

The objective of this small project is to provide a simple api to compare 2 png images.

It provide the following features:

  • Image comparison pixel to pixel.
  • Possibility to focus comparison to specific areas or remove areas from the comparison.
  • Possibility to obtain an image with the differences found.

How to install

gem install image_comparator


require 'image_comparator'

image_comparator =
image_comparator.define_images_to_compare('./images/almost-the-same-1.png', './images/almost-the-same-2.png')

See unit tests to see more examples and documentation

How to generate the documentation

  1. Clone the project