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From: Andreas Leha <andreas.leha@med.uni-goettingen.de>
To: emacs-orgmode@gnu.org
Subject: Re: [ODT] image scaling overridden by long caption
Date: Tue, 07 Feb 2012 11:04:51 +0100	[thread overview]
Message-ID: <87vcnjhscc.fsf@med.uni-goettingen.de> (raw)
In-Reply-To: <8162fszcv7.fsf@gmail.com>

Jambunathan K <kjambunathan@gmail.com> writes:

> Andreas Leha <andreas.leha@med.uni-goettingen.de> writes:
>
>
>>>> #+label: fig:baz
>>>> #+name: baz
>>>> #+attr_odt: :scale 0.5
>>>> #+header: :file baz.png
>>>> #+header: :width 7200 :height 3600 :res 600
>>>> #+begin_src R :exports results :results graphics
>>>>   plot(1:10, 1:10)
>>>> #+end_src
>
> Image that R outputs is 7200-by-3600.
>
>>> #+begin_src emacs-lisp
>>>   (list (* max-image-size (frame-pixel-width)) 
>>>         (* max-image-size (frame-pixel-height)))
>>> #+end_src
>>
>> #+results:
>> | 3648.0 | 4320.0 |
>
> Emacs will "refuse to load" images that cannot fit in 3640-by-4320
> area. Note that max-image dimensions is "tightly coupled" with the frame
> size.
>
>>> #+begin_src emacs-lisp
>>>     (message "%S" (ignore-errors 
>>>                     (image-size (create-image "baz.png") 'pixels)))
>>> #+end_src
>>
>> #+results:
>> : (30 . 30)
>
> Instead of loading a large image, Emacs tries to create a "safe"
> 30-by-30 pixel area (whatver it is).
>
> The solution is to instruct Emacs to handle higher image sizes. Just
> bump the value of max-image-size. For example, add this to init file.
>
> #+begin_src emacs-lisp
>   (setq max-image-size (* 2 max-image-size)) ;; modify scale 
> #+end_src
>
> Side note:
> ==========
>
> If you have imagemagick on your machine(s) and "identify" program is in
> your load path,
>
> #+begin_src emacs-lisp
>   (executable-find "identify")
> #+end_src
>
> you can configure ODT export to use imagemagick as primary source for
>  probing image dimensions. This you can do by adding the following to
>  your .emacs.
>
> #+begin_src emacs-lisp
>   (setq org-export-odt-image-size-probe-method '(imagemagick force))
> #+end_src
>
> Ps: If you happen to try out imagemagick-only setting, let me know if
> you run in to any issues. You will be the first person (that I know of)
> to try it out.

Hi Jambunathan,

thanks for digging into this not-so-straight-forward issue.  And for the
detailed explanation.

I do indeed have imagemagick in my load path and the imagemagick-only
solution works fine in the cases I tried.  Thanks.

- Andreas

  reply	other threads:[~2012-02-07 10:05 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-01-18  8:52 Andreas Leha
2012-01-19 20:03 ` Jambunathan K
2012-01-21 10:18   ` Andreas Leha
2012-01-23 19:53     ` Jambunathan K
2012-01-23 21:20       ` Nicolas Goaziou
2012-02-01  9:16         ` comments and attributes Jambunathan K
2012-02-01 13:04           ` Nicolas Goaziou
2012-02-15  0:03       ` [ODT] image scaling overridden by long caption Andreas Leha
2012-01-27 14:40     ` Jambunathan K
2012-01-27 22:41       ` Andreas Leha
2012-01-31  4:59         ` Jambunathan K
2012-02-07 10:04           ` Andreas Leha [this message]
2012-01-23  1:53   ` Side-by-side support (was:Re: [ODT] image scaling overridden by long caption) Christian Wittern
2012-01-23 16:34     ` Side-by-side support Jambunathan K
2012-01-23 23:51       ` Christian Wittern

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