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Luminosity mask for Vapoursynth?
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30th December 2020, 07:08
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lansing
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Join Date: Sep 2006
Posts: 1,657
Quote:
Originally Posted by
VoodooFX
I think you are talking about adaptive binarization, would be nice to see such algos ported to Synths, here is one paper on it
Comparison of Niblack inspired Binarization Methods for Ancient Documents
.
Wolf's algo is pretty good, paper claims that Fang and NICK is even better.
Here is paper about improving such algos with preprocess
Improvement of Image Binarization Methods Using Image Preprocessing with Local Entropy Filtering
No, that algorithm was made specifically to filter text from old text books.
lansing
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