Re: [O] [PATCH] new babel latex feature :imagemagick

[Sebastien Vauban]

Hi Andreas and Eric,

Could this patch be part of 7.6?  Very useful...

Best regards,
  Seb

Andreas Leha wrote:
> It's on the way.
>
> Am 26.02.2011 01:13, schrieb Eric Schulte:
>> Hi Andreas,
>>
>> This patch looks like a great idea and a clean implementation.  Thanks
>> for sharing.  Would you be willing to sign the FSF copyright assignment
>> papers?  If not I probably can not apply your patch as it changes over
>> 10 lines -- which I'm pretty sure is the copyright assignment cutoff.
>>
>> For more information on contributing to Org-mode see the following
>> http://orgmode.org/worg/org-contribute.html
>>
>> Thanks! -- Eric
>>
>> Andreas Leha <address@hidden> writes:
>>
>>   
>>> Hi all,
>>>
>>> Just a small patch that might make life easier for
>>> LaTeX (and esp. tikz) users.  It enables the output of graphics in a
>>> lot of formats using imagemagick.  See below for an example.
>>>
>>> This is my first patch, I have never programmed emacs lisp before, and
>>> my common lisp experiences have been short and a while ago.  So please
>>> excuse a (possibly) bad patch.
>>>
>>> Details:
>>> LaTeX source blocks now have three new options:
>>> - :imagemagick
>>>   When not nil the source block is processed to pdf and the pdf is
>>>   converted with imagemagick to whatever is given as :file
>>>   Thus, the format is not limited to png.
>>> - :iminoptions
>>>   This is passed to imagemagick before the pdf file
>>> - :imoutoptions
>>>   This is passed to imagemagick before the output file
>>>
>>> Small Example:
>>> #+begin_src latex ... :file test.jpg :imagemagick yes :iminoptions
>>> -density 300 :imoutoptions -geometry 400 ...
>>> will use this command for conversion:
>>> convert -density 300 <tmp-pdf> -geometry 400 test.jpg
>>>
>>> Full example:
>>> Export this to pdf and to html to see the effect.
>>> =======================================
>>> * Test
>>>   #+begin_src R :session :exports both :results silent
>>>     library("tikzDevice")
>>>   #+end_src
>>>   #+srcname: test_plot
>>>   #+begin_src R :session :exports code :results output latex
>>>     tikz(console=TRUE, width=4, height=4)
>>>     plot(rnorm(100), rnorm(100))
>>>     dummy <- dev.off()
>>>   #+end_src
>>>
>>>   #+srcname: test_plot_png
>>>   #+begin_src latex :exports (if (and (boundp 'backend) (eq backend
>>> 'latex)) "none" "results") :file test.png :imagemagick yes :iminoptions
>>> -density 600 :imoutoptions -geometry 400 :fit yes :noweb yes :headers
>>> '("\\usepackage{tikz}")
>>>     <<test_plot()>>
>>>   #+end_src
>>>
>>>   #+srcname: test_plot_tikz
>>>   #+begin_src latex :noweb yes
>>>     <<test_plot()>>
>>>   #+end_src
>>>
>>> * Latex Options                               :noexport:
>>> #+LATEX_HEADER: \usepackage{tikz}
>>> =======================================
>>>
>>> Regards,
>>> Andreas
>>>
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-- 
Sebastien Vauban