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A comment on Show HN: I am building a new Python library to read/write PDF files. Parent comment

Re:Show HN: I am building a new Python library to read/write... by userbinator on Thursday November 17, 2022 @09:47PM (#33649303)
JPEG 2000 (dead)

Not sure what you mean by "dead", but tons of book scans, particularly those at archive.org, are PDFs of entirely JPEG2000 images.

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Re:Show HN: I am building a new Python library to read/write... by joe_guy on Thursday November 17, 2022 @09:58PM (#33649411)
Believe it or not, but digital cinema projection is done with jpeg 2000 https://en.wikipedia.org/wiki/Digital_cinema
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Re:Show HN: I am building a new Python library to read/write... by jahewson on Thursday November 17, 2022 @10:17PM (#33649606)
That’s wild!
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Re:Show HN: I am building a new Python library to read/write... by jahewson on Thursday November 17, 2022 @10:16PM (#33649602)
I mean dead as in the fact that it’s used somewhere is noteworthy.

I’d love for JPEG XL to replace such uses!

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