Legacy ImageMagick Discussions Archive

Thank you for the prompt reply.

Does -lat use the implicit Qlevel, i.e. the Qlevel of the
input image, to calculate the given percentage of the
maximum intensity? (I ask because of your mentioning
of a 'default' Qlevel)

If possible, could you point to the source code where
the bias is actually ...

In the usage reference for local adaptive thresholding the offset is followed by
a % sign, which really made me question the exact implementation.

-lat widthxheight{+-}offset{%}

If the current pixel is lighter than this average plus the optional offset, then it is made white
Is the added ...