G'MIC - GREYC's Magic for Image Computing: A Full-Featured Open-Source Framework for Image Processing

A Full-Featured Open-Source Framework for Image Processing

Home
News
Download
Resources
- Technical Reference
- Scripting Tutorial
- Video Tutorials
- Wiki Pages
- Image Gallery
- Color Presets
- Using libgmic
- G'MIC Online
Community
- Discussion Forum (Pixls.us)
- GimpChat
- IRC
Report Issue

Latest stable version: 3.5.5 Current pre-release: 3.6.0 (2025/07/18)

Reference

Table of Contents ▸ List of Commands ▸ Colors ▸ rgb2lch8

◀ rgb2lch | rgb2luv ▶

rgb2lch8

Arguments:

illuminant={ 0:D50 | 1:D65 | 2:E } or
(no arg)

Description:

Convert color representation of selected images from RGB to Lch8.

Default values:

illuminant=2.

Example of use:

image.jpg rgb2lch8 split c

Command: image.jpg rgb2lch8 split c

Command: image.jpg rgb2lch8 split c

Command: image.jpg rgb2lch8 split c

G'MIC - GREYC's Magic for Image Computing: A Full-Featured Open-Source Framework for Image Processing

G'MIC is an open-source software distributed under the CeCILL free software licenses (LGPL-like and/or
GPL-compatible). Copyrights (C) Since July 2008, David Tschumperlé - GREYC UMR CNRS 6072, Image Team.