[Poppler-bugs] [Bug 49409] Slow rendering of PDFs from archive.org

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=49409

--- Comment #4 from James Cloos <cloos at jhcloos.com> 2012-05-13 07:53:03 PDT ---
The difference between the old and new versions of LuraDocument is that
the old version encoded the images as DCT (jpeg) whereas the new version
uses JPX (jpeg2000).

Your jpx library must be significantly slower than your jpeg library at
decoding images.

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