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

Latest stable version: 3.5.5        Current pre-release: 3.6.0 (2025/08/04)

Reference
Table of Contents  ▸  List of Commands  ▸  Colors  ▸  replace_color◀  random_clut    |    retinex  ▶

replace_color

Arguments:

  • tolerance[%]>=0,smoothness[%]>=0,src1,src2,...,dest1,dest2,...

Description:

Replace pixels from/to specified colors in selected images.

Example of use:

image.jpg +replace_color 40,3,204,153,110,255,0,0

Command: image.jpg +replace_color 40,3,204,153,110,255,0,0
Command: image.jpg +replace_color 40,3,204,153,110,255,0,0
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.