Blazingly fast interpolated LUT generator and applicator for arbitrary and popular color palettes.
MIT License
git clone https://github.com/ozwaldorf/lutgen-rs
cd lutgen-rs
cargo install --path .
A nix flake is available and can be run easily with:
nix run github:ozwaldorf/lutgen-rs
Cache is provided via https://garnix.io
Detailed cli documentation is available at docs/README.md.
Correcting an image
# Builtin palette
lutgen apply -p catppuccin-mocha docs/example-image.jpg -o mocha_version.jpg
# Custom colors
lutgen apply docs/example-image.jpg -- "#ABCDEF" ffffff 000000
# Custom palette file with whitespace separated hex colors (linux example shown)
echo "fff 555 000 abcdef deadbe" > ~/.config/lutgen/my-palette-name
lutgen apply docs/example-image.jpg -p my-palette-name
# Multiple images
lutgen apply image1.png image2.png *.jpg -p catppuccin-mocha
# Using an external LUT
lutgen apply --hald-clut mocha_lut.png docs/example-image.jpg
Generating a standalone LUT for external or manual usage
# Builtin palette
lutgen generate -p catppuccin-mocha -o mocha_lut.png
# Custom colors
lutgen generate -o custom.png -- "#ABCDEF" ffffff 000000
# Custom palette file with whitespace separated hex colors (linux example shown)
echo "fff 555 000 abcdef deadbe" > ~/.config/lutgen/my-palette-name
lutgen generate -p my-palette-name
Preview palletes
# Preview all palettes
lutgen palette all
# Copy a palette to the custom palette dir for modifying and overriding
lutgen palette carburetor > ~/.config/lutgen/carburetor
# Finding a palette name with grep
lutgen palette names | grep 'gruvbox'
Correcting videos (using ffmpeg):
ffmpeg -i input.mkv -i hald_clut.png -filter_complex '[0][1] haldclut' output.mp4
Zsh Completions:
lutgen --bpaf-complete-style-zsh > _lutgen
sudo mv _lutgen /usr/local/share/zsh/site-functions/
See the latest documentation on docs.rs