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: 3.6.1 (2025/08/26)

Reference
Table of Contents  ▸  List of Commands  ▸  Geometry Manipulation  ▸  crop◀  columns    |    elevate  ▶

crop

Built-in command

Arguments:

  • x0[%],x1[%],_boundary_conditions    or
  • x0[%],y0[%],x1[%],y1[%],_boundary_conditions    or
  • x0[%],y0[%],z0[%],x1[%],y1[%],z1[%],_boundary_conditions    or
  • x0[%],y0[%],z0[%],c0[%],x1[%],y1[%],z1[%],c1[%],_boundary_conditions

Description:

Crop selected images with specified region coordinates.

(equivalent to shortcut command z).


boundary_conditions can be { 0:Dirichlet | 1:Neumann | 2:Periodic | 3:Mirror }.

Default values:

boundary_conditions=0.

Examples of use:

• Example #1

image.jpg +crop -230,-230,280,280,1 crop[0] -230,-230,280,280,0

Command: image.jpg +crop -230,-230,280,280,1 crop[0] -230,-230,280,280,0
Command: image.jpg +crop -230,-230,280,280,1 crop[0] -230,-230,280,280,0

• Example #2

image.jpg crop 25%,25%,75%,75%

Command: image.jpg crop 25%,25%,75%,75%
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.