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From Jeremias Maerki <...@jeremias-maerki.ch>
Subject Re: Problem with FOP while exposing the generated images
Date Fri, 20 Apr 2007 07:25:51 GMT
Why so complicated? Why don't you just use RFC2397 data URLs? There is
support for them built-in to FOP 0.93, and for FOP 0.20.5 you'll find an
add-on on the fop-users mailing list archives.

On 19.04.2007 18:13:37 Kishore Janga wrote:
> I need to display the images on pdf document. I am using FOP 0.20 for 
> generating the pdf documents. In order to display the image, i had to 
> write an Xalan Java Extension to decode the base 64 data and create an 
> image on file system. This extension returns the absolute path for the 
> image. Following is my snippet of xslt for the same...
> 
> <fo:table-cell padding-top="0.05cm" padding-left="0.07cm">
>        <fo:block text-align="left" border-bottom-style="solid"
>                    border-bottom-width="0.02cm" font-weight="bold">
>                                                       <xsl:variable 
> name="signature" select="//recipient//encodedBytes"/>
>        <xsl:variable name="sign" 
> select="converter:ConversionHelper.getDecodedData($signature)"/>
>        <fo:external-graphic src="{$sign}"
>                         content-width="50px" content-height="7px"/>
>        </fo:block>
> </fo:table-cell>
> 
> The above code works fine on Windows. This generates the images and the 
> same are being shown on the PDF.
> 
> Problem is that on UNIX, this extension creates the image successfully. 
> But cannot display on PDF document. Even if I create the image on window 
> thru the extension and FTP to UNIX and use the same image on external 
> graphic, it cannot display the image on PDF. If I save the generated 
> image on windows to another extension or copy to different name and FTP 
> to UNIX and use that in external graphic, that would show clearly. Did 
> any one see this problem before?
> 
> Thanks,
> Kishore.


Jeremias Maerki


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