GNU bug report logs - #9516
imagemagick-register-types and image-file-name-extensions

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From: Lars Ingebrigtsen <larsi <at> gnus.org>
To: Juri Linkov <juri <at> jurta.org>
Cc: 9516 <at> debbugs.gnu.org, Chong Yidong <cyd <at> stupidchicken.com>
Subject: bug#9516: imagemagick-register-types and image-file-name-extensions
Date: Wed, 25 Sep 2019 14:30:59 +0200

Juri Linkov <juri <at> jurta.org> writes:

> Then we could change the function `image-file-name-regexp'
> that dynamically constructs a composite regexp from
> `image-file-name-extensions' and `image-file-name-regexps'.
> What we could do is to add to its return value a regexp added
> in `imagemagick-register-types' to `image-type-file-name-regexps'
> with the assoc value `imagemagick':

[...]

> +    (mapconcat
> +     'identity
> +     (delq nil (list exts-regexp
> +		     image-file-name-regexps
> +		     (car (rassq 'imagemagick image-type-file-name-regexps))))
> +     "\\|")))
>
> This is a temporary solution for the next release of 24.1 that
> will allow image-dired.el to display Imagemagick supported images.
>
> I think in 24.2, defcustoms in image-file.el should be deprecated
> and packages should use `image-type-file-name-regexps' instead.

This was seven years ago, but the patch wasn't applied.  I know that
ImageMagick is slightly semi-deprecated now, but I think this patch
possibly makes sense anyway.

I don't use the Dired thumbnail stuff, though.  Did anybody have an
objection to this that didn't land in the bug tracker?

-- 
(domestic pets only, the antidote for overdose, milk.)
   bloggy blog: http://lars.ingebrigtsen.no

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