8.37. Scambio colore
| 8. Il menu «Colori» |

### 8.37. Scambio colore

#### 8.37.1. Panoramica

Figura 16.195. Esempio del filtro «scambio colore»

Immagine originale

Filter applied with From color RGB (122, 149, 199), To color RGB (255, 0, 0), Red threshold 0.106, Green threshold 0.100, Blue threshold 0.190.

Questo filtro sostituisce un colore con un altro.

#### 8.37.2. Activating the Filter

This filter is found in the main menu under Colors → Map → Color Exchange.

#### 8.37.3. Opzioni

Figura 16.196. The «Color Exchange» Dialog

Presets

  «Presets» are a common feature for several Colors commands. You can find its description in Sezione 8.1.1, «Caratteristiche comuni dei colori».

Da colore

  This is the color you want to replace. To choose a color you can either use the color button to open the Color Picker dialog, or you can use the Color Picker tool to pick a color from your image.

A colore

  This is the new color you want to use. To choose a color you can either use the color button to open the Color Picker dialog, or you can use the Color Picker tool to pick a color from your image.

Red Threshold, Green Threshold, Blue Threshold

  These sliders allow you to set how sensitive the red, green and blue components are to differences from the From color. The higher the threshold, the more pixels will be affected.

Blending Options, Anteprima, Merge filter, Split view

  These are common features described in Sezione 8.1.1, «Caratteristiche comuni dei colori».

8.36. Mappa aliena |  | 8.38. Ruota colori

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