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

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

Reference

Table of Contents ▸ List of Commands ▸ Mathematical Operators ▸ acos

◀ abscut | acosh ▶

acos	Built-in command

No arguments

Description:

Compute the pointwise arccosine of selected images.

This command has a tutorial page.

Examples of use:

• Example #1

image.jpg +normalize -1,1 acos[-1]

Command: image.jpg +normalize -1,1 acos[-1]

Command: image.jpg +normalize -1,1 acos[-1]

• Example #2

300,1,1,1,'cut(x/w+0.1*u,0,1)' +acos display_graph 400,300

Command: 300,1,1,1,'cut(x/w+0.1*u,0,1)' +acos display_graph 400,300

Command: 300,1,1,1,'cut(x/w+0.1*u,0,1)' +acos display_graph 400,300

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.