7.4. Laplace

7.4.1. Overview

图 17.145. Applying example for the Laplace filter

Applying example for the Laplace filter

Original image

Applying example for the Laplace filter

Filter Laplace applied


This filter detects edges in the image using Laplacian method, which produces thin, pixel wide borders.

7.4.2. Activating the filter

You can find this filter through FiltresEdge-DetectLaplace.