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smusamashah
on Sept 26, 2021
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Moiré No More
Someone has made this
http://turbomaze.github.io/JS-Fourier-Image-Analysis/
. I am sure a web version where you can manipulate the FFT and see the image reconstruction live should already exist somewhere.
EDIT: This fork allows drawing over FFT
https://geeklogan.github.io/JS-Fourier-Image-Analysis/
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EDIT: This fork allows drawing over FFT https://geeklogan.github.io/JS-Fourier-Image-Analysis/