what the actual fuck are you talking about DNA for?
just a make a smol version of all your pics and take the pixel RGB and compare it to an average section of an image scaled up
allow a smol amount of difference in RGB values
Anyone know of any free image DNA hash programs/libraries?
Visipics is an older piece of software for visually comparing/finding duplicates.
OP here. There is a lot of faggotry in the thread. Thanks for the two anons who recommended options. I will look into the Rosenberg one this week. Hydra looms like a program I've been wanting for a long time anyway.
Also, to all the autists screeching about my use of the term "image dna", this is an actual thing used by Bing and Google to create hashes from CP images. Something like that would work perfectly in my case
Not really. You're getting mocked because it's not as though images have DNA or anything analogous, really. The MS product for finding CP is called PhotoDNA. It's just a marketing thing.
findimagedupes
geeqie
>>>/reddit/
>>>/4chan/
No fucking shit, you asshole. The "DNA" part of it is using distinct features in the image to derive a hash. They convert the images to grayscale and then identify all lines of contrast. They place these lines within a grid and derive a hash based on which regions in the grid contain a contrast line. The idea is that the algorithm will compute a consistent hash regardless of image dimensions. The dimensions don't even have to be proportionate.
It's to prevent someone from downloading CP and then editing in a black dot to subvert traditional hashing algorithms and also to prevent someone from slightly stretching the width/height or adding pillar and/or letterboxes.
i fixed the "image dna" of an old lady on wangblows with dupeGuru. also had the "similar image dna" feature, and is free as in freewilly
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