From: Eli Zaretskii <eliz@gnu.org>
To: Lars Ingebrigtsen <larsi@gnus.org>
Cc: 47895@debbugs.gnu.org
Subject: bug#47895: 28.0.50; Emacs should only animate images that are visible
Date: Tue, 20 Apr 2021 05:24:43 +0300 [thread overview]
Message-ID: <83zgxtr8us.fsf@gnu.org> (raw)
In-Reply-To: <87mttum230.fsf@gnus.org> (message from Lars Ingebrigtsen on Mon, 19 Apr 2021 22:49:55 +0200)
> From: Lars Ingebrigtsen <larsi@gnus.org>
> Cc: 47895@debbugs.gnu.org
> Date: Mon, 19 Apr 2021 22:49:55 +0200
>
> Eli Zaretskii <eliz@gnu.org> writes:
>
> > I'd be interested to see a backtrace for such animation of an image
> > that is not on display. In general, since animation is triggered (I
> > think) when the image is being prepared for redisplay, what you
> > describe shouldn't be happening. If it dies indeed happen, I have a
> > couple of guesses how that could be triggered, but it would be nice to
> > see evidence.
>
> I unfortunately don't have the time to debug right now, but it's easy
> enough to reproduce:
>
> (progn
> (eww "https://lars.ingebrigtsen.no/wp-content/uploads/2018/03/candid.gif")
> (bury-buffer))
>
> This will leave you with an Emacs that uses at least 99% CPU, even if
> the eww buffer isn't even displayed. (At least on this Debian/bullseye
> system, starting from -Q.)
Thanks, I will take a look when I have time.
next prev parent reply other threads:[~2021-04-20 2:24 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-04-19 18:19 bug#47895: 28.0.50; Emacs should only animate images that are visible Lars Ingebrigtsen
2021-04-19 18:28 ` Eli Zaretskii
2021-04-19 20:49 ` Lars Ingebrigtsen
2021-04-20 2:24 ` Eli Zaretskii [this message]
2021-04-20 13:51 ` Eli Zaretskii
2021-04-25 18:48 ` Lars Ingebrigtsen
2021-04-25 19:01 ` Eli Zaretskii
2021-04-25 19:07 ` Lars Ingebrigtsen
[not found] ` <YIciJ+1fSjJGcu+P@faroe.holly.idiocy.org>
2021-04-27 15:51 ` Alan Third
2021-04-27 23:23 ` Lars Ingebrigtsen
2021-05-02 9:35 ` Eli Zaretskii
2021-05-03 9:52 ` Lars Ingebrigtsen
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