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

A Full-Featured Open-Source Framework for Image Processing

Latest stable version: 3.6.1 (2025/08/26)

Reference
Table of Contents  ▸  List of Commands  ▸  Warpings  ▸  zoom◀  wind    |    cracks  ▶

zoom

Arguments:

  • _factor,_cx,_cy,_cz,_boundary_conditions={ 0:Dirichlet | 1:Neumann | 2:Periodic | 3:Mirror }

Description:

Apply zoom factor to selected images.

Default values:

factor=1, cx=cy=cz=0.5 and boundary_conditions=0.

Example of use:

image.jpg +zoom[0] 0.6 +zoom[0] 1.5

Command: image.jpg +zoom[0] 0.6 +zoom[0] 1.5
Command: image.jpg +zoom[0] 0.6 +zoom[0] 1.5
Command: image.jpg +zoom[0] 0.6 +zoom[0] 1.5
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.