8.59. RGB Clip

8.59. RGB Clip
	8. The “Colors” Menu

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. Options

图 16.229. RGB Clip filter dialog

Presets: “Presets” are a common feature for several Colors commands. You can find its description in 第 8.1.1 节 “Colors Common Features”.
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, Preview, Merge filter, Split view: These are common features described in 第 8.1.1 节 “Colors Common Features”.