lutgen 0.13.2 - Docs.rs

Example Output

Hald Cluts

Color Corrections

Lutgen CLI

Package Repositories

Install from source

git clone https://github.com/ozwaldorf/lutgen-rs
cd lutgen-rs
cargo install --path crates/cli

Crates.io

cargo install lutgen-cli

Documentation

Detailed documentation, examples, and more are available on The Lutgen Wiki

Lutgen Studio

Package Repositories

Required Dependencies

(For this example, Ubuntu packages are listed)

libxcb-render0-dev
libxcb-shape0-dev
libxcb-xfixes0-dev
libxkbcommon-dev
libssl-dev
wayland

Install from source

git clone https://github.com/ozwaldorf/lutgen-rs
cd lutgen-rs
cargo install --path crates/studio

Crates.io

cargo install lutgen-studio

Rust Library

See the latest rust documentation on docs.rs/lutgen

Nix flake

A nix flake is available providing both lutgen and lutgen-studio packages. The flake can be easily run via:

nix run github:ozwaldorf/lutgen-rs
nix run github:ozwaldorf/lutgen-rs#lutgen-studio

Cache is provided via https://garnix.io

Development Shell

A development environment is also provided in the flake:

git clone https://github.com/ozwaldorf/lutgen-rs
cd lutgen-rs
nix develop

# inside dev shell
cargo run -r --bin lutgen
cargo run -r --bin lutgen-studio

Planned features

Interpolation for more accuracy when correcting with low level luts (<16)
Hardware acceleration for applying luts to images

Sources

Hald Cluts: https://www.quelsolaar.com/technology/clut.html
Editing with Hald Cluts: https://im.snibgo.com/edithald.htm
Sparse Hald Cluts: https://im.snibgo.com/sphaldcl.htm
RBF Interpolation: https://en.wikipedia.org/wiki/Radial_basis_function_interpolation
Shepard's method: https://en.wikipedia.org/wiki/Inverse_distance_weighting
Oklab Colorspace: https://bottosson.github.io/posts/oklab/

Special Thanks

Gingeh for the initial inspiration and imagemagick approach
The Catppuccin Org for continual feedback and support along the way
Stonks3141 for maintaining the Alpine Linux package
All the nixpkgs maintainers