GNU bug report logs - #37153
26.1; some png images scrambled on Windows

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Message #83 received at 37153 <at> debbugs.gnu.org (full text, mbox):

From: Paul Eggert <eggert <at> cs.ucla.edu>
To: YAMAMOTO Mitsuharu <mituharu <at> math.s.chiba-u.ac.jp>
Cc: 37153 <at> debbugs.gnu.org, Roland Winkler <winkler <at> gnu.org>
Subject: Re: bug#37153: 26.1; some png images scrambled
Date: Sun, 25 Aug 2019 16:39:11 -0700

[Message part 1 (text/plain, inline)]

YAMAMOTO Mitsuharu wrote:

> At least, your patch misses the case of non-paletted transparent PNGs
> (tb???c?? in http://www.schaik.com/pngsuite2011/pngsuite_trn_png.html).

Thanks for catching my mistake. I installed the attached patch, which is closer 
to the code you originally suggested. With it, displaying one of the images you 
suggested looks like the attached image; hope it's what you're looking for. (I 
disabled font-lock-mode as you also suggested.)

[0001-Fix-bug-with-non-paletted-transparent-PNGs.patch (text/x-patch, attachment)]

[display-tbrn2c08.png (image/png, attachment)]

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