What version of LibPNG are you comparing against? I am using LibPNG 1.635. Note ... | Hacker News

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		Ono-Sendai on Aug 22, 2019 \| parent \| context \| favorite \| on: Libspng – C library for reading and writing PNG fi... What version of LibPNG are you comparing against? I am using LibPNG 1.635. Note that recent versions of LibPNG have some SSE optimisations contributed from Intel.

randy408 on Aug 22, 2019 [–]

I'm using 1.6.36, the most obvious speedups should come from RGBA 8-bit PNG's, that codepath doesn't rely on compiler optimizations.

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