8.25. Extract Component

8.25.1. Обзор

Рисунок 16.190. Extract Component applied

Extract Component applied

Искомое изображение

Extract Component applied

Command «Extract Component» applied with default options.

8.25.2. Активация команды

  • You can find this command in the image window menu under ColorsComponentsExtract Component….

8.25.3. Параметры

Рисунок 16.191. «Extract Component» command options

Extract Component command options

Presets, Preview, Split view

These options are common to GEGL-based filters. Please refer to Раздел 2, «Common Features».


Component to extract. Default is RGB Red: all layer pixels that have the red component in their color will be extracted to create gray pixels; gray pixel value is that of the red channel (e.g a 153;70;17 RGB pixel will give a 153;153;153 gray pixel).


Invert the extracted component.

Linear input

Use linear input instead of gamma corrected.

8.25.4. Using Extract Component

What can we do with that?