[OS X TeX] transparency

Alessandro Languasco languasc at gmail.com
Sun Feb 24 10:53:02 CET 2008

thanks, bruno, I'll try this way.

On 24/feb/08, at 10:15, Bruno Voisin wrote:

> Le 24 févr. 08 à 10:01, Alessandro Languasco a écrit :
>> So it would be great to pass a transparency factor to the  
>> \includegraphics command,
>> but it seems to me that the graphicx package does not support
>> this option... so I was wondering if some other
>> package does.
> Not sure it can help, but still: the documentation of pdfTeX /usr/ 
> local/texlive/2007/texmf/doc/pdftex/manual/pdftex-a.pdf says on p. 40
> Since pdfTEX 1.30.0 also the alpha-channel of png images is  
> processed if available; this allows
> embedding of images with simple transparency
> So it seems that if you can prepare a png version of the logo with  
> the required transparency, then this transparency will be honoured  
> once the png file has been included in the pdfteX output. Or did I  
> misunderstand something?
> Bruno Voisin
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