Re: [Docutils-users] Problem with image in substitution directive

[Michael F. <fuz...@vo...>]

Raphael Walker wrote:
>> Raphael -
>>
>> Hmmm.  I do not see that behavior with the odf_odt writer.
>>
>> You might try explicitly specifying the width and height with
>> something like the following:
>>
>> {{{
>> above text
>>
>> |image|
>>
>> below text
>>
>> .. |image| image:: snapshot.png
>>     :height: 55
>>     :width: 60
>> }}}
>>
>> then try adjusting the width and height.  Perhaps then you can get
>> the results you want.
>>
>> Question: Do you have PIL (Python Imaging Library) installed on the
>> machine where you are running odf_odt writer?  The odf_odt writer
>> uses PIL, if it is available, to try to determine the size of the
>> image.  Even if PIL is installed, you may be better off explicitly
>> specifying the width and height.
>>
>> - Dave
>>
>>  -- 
>>
>>
>> Dave Kuhlman
>> http://www.rexx.com/~dkuhlman
>>
>>     
> Hello Dave,
>
> Yes, i have PIL installed.
>
> Your right, specifying the width and height fixes the problem in the 
> odf_odt writer. In the pdfwriter(rst2pdf/createpdf), the problem is not 
> fixed by giving width and height.
>
>   

PDF writers don't know what to do with pixel units for height / width 
unfortunately. This could be at the root of this problem.

Michael

> I found out that the the pseudoxml/doctree for the two examples above 
> are not the same.
> The image of substitution directive is adding a paragraph to the image.
>
> image OK:
> ---------
>
> rst
> {{{
> some text
>
> .. image:: snapshot.png
>       :height: 55
>       :width: 60
>
> some text
> }}}
> pseudoxml
> {{{
> <document source="image.rst">
>      <paragraph>
>          some text
>      <image uri="snapshot.png">
>      <paragraph>
>          some text
> }}}
>
> image "Wrong":
> --------------
> rst
> {{{
> some text
>
> |image|
>
>
> some text
>
> .. |image| image:: snapshot.png
> }}}
>
> pseudoxml
> {{{
> <document source="image.rst">
>      <paragraph>
>          some text
>      <paragraph>
>          <image alt="image" uri="snapshot.png">
>      <paragraph>
>          some text
>      <substitution_definition names="image">
>          <image alt="image" uri="snapshot.png">
> }}}
>
> Kind regards,
> Raphael
>
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