User Guide

GNU Image Manipulation Program
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15.9.5 Sparkle
15.9.5.1 Overview
Figure 15.129: Applying example for the Sparkle filter
(a) Original image (b) Filter Sparkle applied
You can find this filter in the image menu through Filters → Light Effects → Sparkle
This filter adds sparkles to your image. It uses the lightest points according to a threshold you have determined. It is difficult to
foresee where sparkles will appear. But you can put white points on your image where you want sparkles to be.
15.9.5.2 Parameter Settings
Figure 15.130: ‘Sparkle’ filter options
Sliders and input boxes allow you to set values.
Preview Parameter setting results are interactively displayed in preview. Scroll bars allow you to move around the image.