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Re: DocView, mupdf and librsvg


From: Stephen Berman
Subject: Re: DocView, mupdf and librsvg
Date: Sat, 07 Jan 2023 13:24:42 +0100
User-agent: Gnus/5.13 (Gnus v5.13)

On Sat, 07 Jan 2023 13:07:22 +0100 Manuel Giraud <manuel@ledu-giraud.fr> wrote:

> Hi,
>
> From some month now, to read PDF, DocView has switched from producing
> PNG files for its page cache to producing SVG files.  I think it is a
> good idea but I have found a bug (that is outside the scope of Emacs
> that's why I'm reporting here): mutool could generate SVG files that
> librsvg is not able to read back.
>
> FTR, I'm using mupdf 1.21.1 and librsvg 2.54.5.  I've attached a sample
> PDF and the produced SVG if you want to test on your setting.

Yes, this is apparently a bug in how mutool processes "<" since at least
version 1.21.0, see also bug#60308.

> I think it would be wise to defaults `doc-view-mupdf-use-svg' to nil in
> the upcoming Emacs 29.

Steve Berman



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