Carrierwave::Kraken

Gem enables kraken image optimisation for carrierwave

Installation

Add this line to your application's Gemfile:

gem 'carrierwave-kraken'

And then execute:

$ bundle

Or install it yourself as:

$ gem install carrierwave-kraken

Usage

Include extension to uploader class

class ImageUploader < CarrierWave::Uploader::Base
  include CarrierWave::Kraken::CarrierWaveExtension

Call process :optimize in uploader. I.e:

  version :thumbnail do
    process optimize: [{lossy: true}]
  end

Don't forget to specify ENV['KRAKEN_API_KEY'] and ENV['KRAKEN_API_SECRET'] variables

Known issues

• Broken pipe exception when calling kraken.upload - It's probably, because of ssl connection getting closed while uploading too large file (>16M).

Development

After checking out the repo, run bin/setup to install dependencies. Then, run rake test 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.

Contributing

Bug reports and pull requests are welcome on GitHub at https://github.com/tiramizoo/carrierwave-kraken.

License

The gem is available as open source under the terms of the MIT License.