8.59. Ritaglio RGB

8.59. Ritaglio RGB
	8. Il menu «Colori»

This filter can be used to keep RGB pixel values inside a specific range. Most of the time this filter seems to work best if you have both the low and high limit between 0 and 1. However, you can get some cool effects when selecting a high close to 0 and and low greater than 1.

8.59.1. Activating the Filter

This filter is found in the main menu under Colors → RGB Clip….

8.59.2. Opzioni

Figura 16.229. RGB Clip filter dialog

Preimpostazioni: «Presets» are a common feature for several Colors commands. You can find its description in Sezione 8.1.1, «Caratteristiche comuni dei colori».
Clip low level values: When checked, low pixel values will be clipped.
Low limit: Pixel values lower than this limit will be set to it.
Clip high pixel values: When checked, high pixel values will be clipped.
High limit: Pixel values higher than this limit will be set to it.
Input Type, Clipping, Blending Options, Anteprima, Merge filter, Dividi vista: These are common features described in Sezione 8.1.1, «Caratteristiche comuni dei colori».