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

Reference

Table of Contents ▸ List of Commands ▸ Values Manipulation ▸ equalize

◀ endian | fill ▶

equalize

Built-in command

Arguments:

_nb_levels[%]>0,_value_min[%],_value_max[%] or
(no arg)

Description:

Equalize histograms of selected images.

If value range is specified, the equalization is done only for pixels in the specified
value range.

Default values:

nb_levels=256, value_min=0% and value_max=100%.

Examples of use:

• Example #1

<a href="image.jpg" class="highslide" onclick="return hs.expand(this)">image.jpg</a> +equalize

Command: <a href="image.jpg" class="highslide" onclick="return hs.expand(this)">image.jpg</a> +equalize

Command: <a href="image.jpg" class="highslide" onclick="return hs.expand(this)">image.jpg</a> +equalize

• Example #2

<a href="image.jpg" class="highslide" onclick="return hs.expand(this)">image.jpg</a> +equalize 4,0,128

Command: <a href="image.jpg" class="highslide" onclick="return hs.expand(this)">image.jpg</a> +equalize 4,0,128

Command: <a href="image.jpg" class="highslide" onclick="return hs.expand(this)">image.jpg</a> +equalize 4,0,128

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.