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: 3.3.4        Current pre-release: 3.3.5 (2024/02/27)

Reference

Table of Contents  ▸  List of Commands  ▸  Image Drawing  ▸  imagealpha◀  image    |    line  ▶

imagealpha

Arguments:

Description:

Draw specified sprite on selected images, considering that the sprite's last channel is the drawing's alpha.

(equivalent to shortcut command ja).


If one of the x,y,z or c argument ends with a ~, its value is expected to be
a centering ratio (in [0,1]) rather than a position.
Usual centering ratio are { 0:left-justified | 0.5:centered | 1:right-justified }.

Default values:

x=y=z=c=0 and opacity=1.

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.