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Re: PNG pictures have gamma correction twice applied

From: David Kastrup
Subject: Re: PNG pictures have gamma correction twice applied
Date: 05 Dec 2002 18:31:00 +0100

Richard Stallman <address@hidden> writes:

> We don't want to change the PNG library.  We want to use it
> unmodified.  Can you find a solution to this one problem
> that invoves changing Emacs and not the PNG library?

I have verified that the following patch will stop the double gamma
correction particular to PNG images.  I _strongly_ stress that this
is _not_ the proper way to fix Emacs' lack of proper color handling
here and elsewhere.

For that reason, I will not apply this patch myself.

Attachment: txtk7pMxdoZkL.txt
Description: Don't tell PNG library about gamma which we do ourselves

David Kastrup, Kriemhildstr. 15, 44793 Bochum

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