[Webkit-unassigned] [Bug 21458] Improve image comparison algorithm in ImageDiff

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=21458





------- Comment #2 from pol at apple.com  2008-10-08 14:24 PDT -------
> I think we should consider dropping diff image generation and do it on demand
> using <canvas> imageData API. This would allow the user to adjust contrast,
> invert, threshold etc. after the fact. See also bug 11959.

This makes a lot of sense, but seems to be quite a bit of work. This specific
bug is just to improve the current situation so we can move ahead with using
pixel testing in our workflow.

I'll drop the patch soon.


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