8.30. Da colore a grigio

This color to grayscale conversion uses envelopes formed with the so-called STRESS approach to perform local-difference preserving grayscale generation.

8.30.1. Attivazione del comando

  • You can access this command from the image menubar through ColorsDesaturateColor to Gray.

8.30.2. Opzioni

Figura 16.208. «Color to Gray» settings

«Color to Gray» settings


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


Neighborhood taken into account, this is the radius in pixels taken into account when deciding which colors map to which gray values.


Number of samples to do per iteration looking for the range of colors.


Number of iterations, a higher number of iterations provides less noisy results at a computational cost.

Enhance Shadows

When enabled details in shadows are boosted at the expense of noise.

Blending Options, Preview and Split view

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