GNU bug report logs - #6839
24.0.50; heuristic mask is turned on on gif images willy-nilly

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Package: emacs;

Reported by: Katsumi Yamaoka <yamaoka <at> jpl.org>

Date: Wed, 11 Aug 2010 02:15:03 UTC

Severity: normal

Found in version 24.0.50

Done: Katsumi Yamaoka <yamaoka <at> jpl.org>

Bug is archived. No further changes may be made.

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Message #10 received at 6839-done <at> debbugs.gnu.org (full text, mbox):

From: Katsumi Yamaoka <yamaoka <at> jpl.org>
To: 6839-done <at> debbugs.gnu.org
Cc: emacs-w3m <at> namazu.org
Subject: Re: 24.0.50; heuristic mask is turned on on gif images willy-nilly
Date: Wed, 18 Aug 2010 16:49:53 +0900

Katsumi Yamaoka wrote:
> Some gif images' background will be made transparent.
> Please try this:

> emacs -Q -bg black -fg white scholartest2009.gif

> Where the gif file is:

> http://mainichi.jp/life/edu/scholartest/etc/image/scholartest2009.gif

> It is due to `create-animated-image' that puts the heuristic mask
> property to gif images unconditionally.  image-mode uses it.
> Is it intentional?  I hope the `:mask heuristic' element is removed
> from `create-animated-image'.

I did it by myself.  Thanks.

> Emacs-w3m uses `create-animated-image' if it is available, instead
> of `create-image'.  It causes some gif images to be transparent.
This bug report was last modified 14 years and 284 days ago.

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