CarrierwaveMatte

Adds a 'matte' processor to Carrierwave, allowing you to specify a background colour for an image.

Add this line to your application's Gemfile:

gem "carrierwave-matte"

And then execute:

$ bundle

Or install it yourself as:

$ gem install carrierwave-matte

Really simple, use any colour hex code you wish.

class YourUploader < CarrierWave::Uploader::Base
  process matte: "#68a14f"
end

1. Fork it
2. Create your feature branch (git checkout -b my-new-feature)
3. Commit your changes (git commit -am 'Added some feature')
4. Push to the branch (git push origin my-new-feature)
5. Create new Pull Request