User Guide

GNU Image Manipulation Program
463 / 653
15.5.4 Laplace
15.5.4.1 Overview
Figure 15.85: Applying example for the Laplace filter
(a) Original image (b) Filter Laplace applied
You can find this filter through Filtres → Edge detect → Laplace.
This filter detects edges in the image using Laplacian method, which produces thin, pixel wide borders.
15.5.5 Neon
15.5.5.1 Overview
Figure 15.86: Applying example for the Neon filter
(a) Original image (b) Filter Neon applied
This filter detects edges in the active layer or selection and gives them a bright neon effect.
You will find in GIMP a script-fu also named Neon, which works in a different manner. The script-fu is an easy shortcut to
construct logo-like letters outlined with a configurable neon-effect.