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A comment on Imgdiff: Faster than the fastest pixel-by-pixel image difference tool.

Re:Imgdiff: Faster than the fastest pixel-by-pixel image dif... by BuzzwordBingo on Saturday December 12, 2020 @07:08PM (#25403032)
Looks like a for loop iterating over each pixel one row at a time.

What makes this fast?

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Re:Imgdiff: Faster than the fastest pixel-by-pixel image dif... by viraptor on Saturday December 12, 2020 @08:54PM (#25403605)
It's fastest because others are slower. It doesn't necessarily mean it's fast :)
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Re:Imgdiff: Faster than the fastest pixel-by-pixel image dif... by time0ut on Saturday December 12, 2020 @10:46PM (#25404135)
It does at least parallelize the work across available cores.
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Re:Imgdiff: Faster than the fastest pixel-by-pixel image dif... by arendtio on Sunday December 13, 2020 @02:51AM (#25405024)
This is the line that makes the difference:

https://github.com/n7olkachev/imgdiff/blob/master/pkg/imgdif...

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Re:Imgdiff: Faster than the fastest pixel-by-pixel image dif... by srgpqt on Saturday December 12, 2020 @08:46PM (#25403559)
Dunning-Kruger syndrome, probably.
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