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Beating QOI - Part 1

February 11, 2024 - 553 words - 3 mins

This is the first part of a series on how the png crate was able to acheive performance on-par or better than QOI, while remaining fully compatible with the PNG standard.

The purpose of lossless image compression is to reduce the size of an image while retaining the full pixel information. Modern formats generally use the same couple conceptual steps...

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