A wrapper of pngquant for compressing all PNG files in a directory.
Make sure you already download pngquant and put its location in PATH so banhpho can locate the executable.
$ gem install banhpho
$ banhpho compress [DIR]
After checking out the repo, run bin/setup to install dependencies. Then, run rake spec to run the tests. You can also run bin/console for an interactive prompt that will allow you to experiment.
To install this gem onto your local machine, run bundle exec rake install. To release a new version, update the version number in version.rb, and then run bundle exec rake release, which will create a git tag for the version, push git commits and tags, and push the .gem file to rubygems.org.
Bug reports and pull requests are welcome on GitHub at https://github.com/heartace/banhpho.
The gem is available as open source under the terms of the MIT License.