7.4. Laplace
| 7. 边缘侦测滤镜 |

### 7.4. Laplace

#### 7.4.1. Overview

图 17.145. Applying example for the Laplace filter

Original image

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 Filtres → Edge-Detect → Laplace.

7.3. Edge |  | 7.5. Neon

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