An encoder *should* try to avoid them, but in theory it doesn't have to, right? | Hacker News

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		Retr0id on Jan 22, 2024 \| parent \| context \| favorite \| on: Reading QR codes without a computer An encoder should try to avoid them, but in theory it doesn't have to, right?

lifthrasiir on Jan 22, 2024 [–]

Yeah, it's not mandatory. The specification itself recommends a very concrete algorithm though, and one of its criteria is literally the average density [1].

[1] https://github.com/lifthrasiir/qr.js/blob/52f0409a22c5ece6a5...

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