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

A Full-Featured Open-Source Framework for Image Processing

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

Reference

Table of Contents  ▸  List of Commands  ▸  Artistic  ▸  polygonize◀  polaroid    |    poster_edges  ▶

polygonize

Arguments:

Description:

Apply polygon effect on selected images.

Default values:

warp_amplitude=300, smoothness=2%, min_area=0.1%, resolution_x=resolution_y=10%.

Example of use:

image.jpg +polygonize 100,10 fill[-1] "I!=J(1) || I!=J(0,1)?[0,0,0]:I"

Command: image.jpg +polygonize 100,10 fill[-1] "I!=J(1) || I!=J(0,1)?[0,0,0]:I"
Command: image.jpg +polygonize 100,10 fill[-1] "I!=J(1) || I!=J(0,1)?[0,0,0]:I"
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.