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4.6 Erode
This image filter makes the black areas smaller.
When it is used, some information of the image’s detailed areas is lost.
[Erode Properties] dialog box
Amount
Times Input here the number of times the Erode image filter is to be applied.
When this number is increased, the text and patterns appear finer. Normally, a
setting of “1” is sufficient.
Direction
Select here the direction in which Erode is to be applied.
4-Neighbor
The four pixels at the top, bottom, left and right around the white pixel in the
center are replaced with white.
8-Neighbor
The eight pixels around the white pixel in the center are replaced with white.
Before Erode
After Erode
T T
T