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Ruby gem to extract color palettes from images implemented in Rust.

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hardpixel/colordom

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Colordom

Ruby gem to extract dominant colors from images using native extension implemented in Rust. Rust must be available on your system to install this gem.

Gem Version Build Maintainability

Installation

Add this line to your application's Gemfile:

gem 'colordom'

And then execute:

$ bundle install

Or install it yourself as:

$ gem install colordom

Usage

require 'colordom'

# Get colors using histogram algorithm
Colordom.histogram(image_path)

# Get colors using median cut algorithm
Colordom.mediancut(image_path)

# Get colors using kmeans algorithm
Colordom.kmeans(image_path)

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/hardpixel/colordom.

License

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