Re: [hylafax-users] R: pdf poor quality images when i send.

[Lee Howard <faxguy@xxxxxxxxxxxxxxxx>]

Did you set DITHERING=libtiff-ps in FaxModify as I described?

Thanks,

Lee.

Lorenzo Mannucci wrote:
> Hello Lee,
> i have the same problem, i have installed ghostscript 8.63 and hylafax+
> 5.2.8 but when i send fax color fax, cannot convert all color to
> black&white.
> Do you know any free program to convert pdf color to black&white? Or you can
> solve the problem Hylafax?
> Awaiting your reply.
> Best regards
>  
>
> -----Messaggio originale-----
> Da: hylafax-users-bounce@xxxxxxxxxxx
> [mailto:hylafax-users-bounce@xxxxxxxxxxx] Per conto di Lee Howard
> Inviato: domenica 21 dicembre 2008 3.01
> A: l.mannucci@xxxxxxxxxxxxxxx
> Cc: hylafax-users@xxxxxxxxxxx
> Oggetto: Re: [hylafax-users] pdf poor quality images when i send.
>
> l.mannucci@xxxxxxxxxxxxxxx wrote:
>   
> > http://www.mannucci.biz/files/original.pdf
> >
> > http://www.mannucci.biz/files/FAXMACHINE-2.pdf
> >     
>
> In comparing those two images I can immediately tell that your complaint 
> has to do with the default dithering that is being done by Ghostscript.
>
> If you install HylaFAX+ 5.2.7 and in /var/spool/hylafax/etc/FaxModify 
> you put:
>
> DITHERING=libtiff-fs
>
> ... you'll probably be much happier.  :-)
>
> For an example see: http://www.hylafax.org/archive/2008-07/msg00178.php
>
> I could provide you with more stunning examples, but try it and you'll 
> see.  :-)
>
> Thanks,
>
> Lee.
>
>
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