Minimum Blur

The Minimum Blur filter shrinks highlight regions in the image, and broadens darker areas. It works by comparing each pixel to its neighbour and replaces lighter pixels with darker pixels. This is most useful for modifying masks.

Before
After
Above: a duplicated image layer with minimum blur and an Add blend mode applied.

Settings

The following settings can be adjusted on the vertical slider:

The following settings can be adjusted on the context toolbar:

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