From: Eli Zaretskii <eliz@gnu.org>
To: Peter Dyballa <Peter_Dyballa@Freenet.DE>
Cc: 7556@debbugs.gnu.org
Subject: bug#7556: 24.0.50; visiting an EPS file with preview TIFF image and with one long line
Date: Sun, 05 Dec 2010 06:06:42 +0200 [thread overview]
Message-ID: <831v5whnhp.fsf@gnu.org> (raw)
In-Reply-To: <F2DA8112-AA38-4CD1-8EAA-20E51F134E17@Freenet.DE>
> From: Peter Dyballa <Peter_Dyballa@Freenet.DE>
> Date: Sat, 4 Dec 2010 22:59:29 +0100
> Cc:
>
> I have an EPS file created by Adobe Illustrator 15 with a "DOS EPS
> Binary File Header" according to 5002.EPSF_Spec and a TIFF preview at
> the end, in mac-roman-mac encoding. Size: 643 KB. When I visit that
> file from a dired buffer in PostScript DocView View mode
Visiting binary files with anything but find-file-literally is not a
good idea.
> Rendering this in a window of 55 lines and around 120 columns takes
> these 7 h.
Emacs display engine is known to be very slow with very long lines.
Does it help to set truncate-lines non-nil?
> And more: GNU Emacs creates a #file.eps# backup file,
> larger in size (50 %) than the original file. Is that the expected
> behaviour?
I'm guessing that this is because raw bytes are decoded into internal
format that makes them take 5 bytes. The auto-save file is written in
this internal format.
next prev parent reply other threads:[~2010-12-05 4:06 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-12-04 21:59 bug#7556: 24.0.50; visiting an EPS file with preview TIFF image and with one long line Peter Dyballa
2010-12-05 4:06 ` Eli Zaretskii [this message]
2010-12-05 12:04 ` Peter Dyballa
2010-12-05 14:37 ` Eli Zaretskii
2010-12-06 9:44 ` Peter Dyballa
2010-12-06 18:53 ` Eli Zaretskii
2010-12-06 21:05 ` Peter Dyballa
2010-12-07 9:43 ` Peter Dyballa
2010-12-07 18:44 ` Eli Zaretskii
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