Provide convenient methods for GIF optimizations using gifsicle
Tested on the following Rubies: MRI 1.9.3, 2.0.0, Rubinius, JRuby (1.9 mode).
Add this line to your application's Gemfile:
gem "giftrim"
image = Giftrim::Image.open "input.gif"
image.trim
image.write "output.gif"
- Fork it
- Create your feature branch (
git checkout -b my-new-feature) - Commit your changes (
git commit -am 'Add some feature') - Push to the branch (
git push origin my-new-feature) - Create new Pull Request
See LICENSE.txt and LICENSE_MiniMagick.txt
The Testing GIF was retrieved from http://commons.wikimedia.org/wiki/File:Lightnings_sequence_2_animation.gif licensed under Creative Commons Attribution-Share Alike 2.5 Generic license
The first version was at the branch minimagick. It adds frames trimming
methods to MiniMagick::Image. However, from my tests mogrify is not accepting
-delete ranges, such as -delete 1-2,4,6.
This version uses gifsicle instead of ImageMagick which allows selecting frames to be included.