4.5. Noise Reduction
| 4. Filtres Millora |

### 4.5. Noise Reduction

#### 4.5.1. Resum

A simple GEGL filter to reduce noise.

#### 4.5.2. Activació del filtre

You can find this filter through Filters → Enhance → Noise Reduction….

#### 4.5.3. Opcions

Figura 17.32. Noise Reduction filter options

Presets, Preview, Split view

  These options are common to GEGL-based filters. Please refer to Secció 2, «Característiques comunes».

Strength

  Increasing Strength lessens noise, and increases blur: find compromise using the on-canvas preview.

#### 4.5.4. Exemple

Original

Filter applied. Strength = 5

4.4. High Pass |  | 4.6. Elimina els ulls vermells

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