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unglaublich • today at 1:26 PM • 2 replies • view on HN

Independent preprocessing doesn't make PNG itself lossy.


Replies

spider-mario • today at 2:36 PM

The point is that you can’t tell whether it’s a lossless image by looking at the extension.

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arthur-st • today at 1:58 PM

Yes, but a lossless encode of a lossy copy of an image results in a lossy image functionally.