[OS X TeX] psfrag troubles/PostScript in 10.4.4

Bruno Voisin bvoisin at mac.com
Thu Jan 12 10:57:36 EST 2006

Le 12 janv. 06 à 14:50, Thomas Schröder a écrit :

> Recently, I switched writing to my iMac G5 which is a lot nicer,  
> but somehow, my psfrag enhancements stopped working on it. Taking a  
> closer look, I realized that on the iMac those PostScript files  
> differ from those created on the G4. On the G4 they sport this  
> comment:
>  %%Creator: (KaleidaGraph: pictwpstops filter 1.0)
> On the iMac it's this one:
> %%Creator: (KaleidaGraph: cgpdftops CUPS filter)
> The PostScript files that are created on the G4 contain all the  
> labels of the graphs which I'd like to change in plain form, whilst  
> those created on the iMac don't which is the reason that psfrag  
> doesn't work on them anymore. The major difference between the G4  
> and the iMac is that the G4 runs OS X 10.4.2 and the iMac 10.4.4.  
> The problem already existed when the iMac was still running 10.4.3,  
> but actually I'm not really sure whether this is an issue of  
> 10.4.3/10.4.4 or something in my setup.

On second thought, I got puzzled by this and investigated a bit  
further. On my PowerBook G4 with 10.4.4 and KaleidaGraph 4.0.2, I'm  
getting pictwpstops when printing to PS.

Looking further, it appears pictwpstops and cgpdftops are CUPS  
filters living in /usr/libexec/cups/filter/. I couldn't find any  
trace of them inside the CUPS documentation, in the ADC Reference  
Library or at Apple's Knowledge Base. From this message <http:// 
www.linuxprinting.org/pipermail/macosx-list/2003q2/000489.html>, I  
get the impression the two are CUPS filters developed specifically by  
or for Apple, and from the names I imagine these do:

- pictwpstops (PICT With embedded PS TO PS?): default PICT -> PS OS X  

- cgpdftops (Core Graphic PDF TO PS): default PDF -> PS OS X converter

How your printer driver has switched from one to the other remains a  

Bruno Voisin------------------------- Info --------------------------
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