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From: "Richard M. Stallman" <rms@gnu.org>
Cc: emacs-devel@gnu.org
Subject: Re: image size limit?
Date: Mon, 17 Oct 2005 13:30:41 -0400	[thread overview]
Message-ID: <E1ERYor-0008Uh-Cs@fencepost.gnu.org> (raw)
In-Reply-To: <87hdbht7v9.fsf@stupidchicken.com> (message from Chong Yidong on Sun, 16 Oct 2005 18:27:54 -0400)

    + #define MAX_IMAGE_SIZE 100000
    + EMACS_INT Vmax_image_size;

100000 as a limit of linear dimension is too large.
A square image 100000-1 on each side will be 10 billion pixels,
far too large to fit in a 32 bit machine.
Such a limit should be more like 3000.  (That would allow
almost 10 million pixels, which is still very big.)

But I don't think this limit should be absolute.  I think it should be
specified as a multiple of the frame height and width, and it should
be given as a floating point number.  I'd suggest 2.0 as the default
for this ratio.

The error messages should say "Image too large"
rather than "Invalid image size".

  reply	other threads:[~2005-10-17 17:30 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-10-11 20:32 image size limit? Chong Yidong
2005-10-11 21:19 ` Kevin Rodgers
2005-10-12 16:24 ` Richard M. Stallman
2005-10-12 17:40   ` Romain Francoise
2005-10-13 20:13     ` Richard M. Stallman
2005-10-14 13:02       ` Chong Yidong
2005-10-15 16:13         ` Richard M. Stallman
2005-10-15 18:33           ` Chong Yidong
2005-10-16 17:36             ` Richard M. Stallman
2005-10-16 22:27       ` Chong Yidong
2005-10-17 17:30         ` Richard M. Stallman [this message]
2005-10-17 21:56           ` Chong Yidong
2005-10-18  3:39             ` Richard M. Stallman
2005-10-18 14:33               ` Stefan Monnier
2005-10-19  8:35                 ` Kim F. Storm
2005-10-19 12:20                   ` David Kastrup
2005-10-19 12:45                     ` Chong Yidong
2005-10-19 20:17                       ` Richard M. Stallman
2005-10-19 12:51                     ` Kim F. Storm
2005-10-19 20:17                       ` Richard M. Stallman
2005-10-19 21:55                         ` Kim F. Storm
2005-10-19 13:27                 ` Miles Bader
2005-10-20  4:54                   ` Richard M. Stallman
2005-10-19  9:02             ` Eli Zaretskii

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