Am Donnerstag, 27. M?rz 2008 18:09:59 schrieb John Culleton: > On Thursday 20 March 2008 08:54:35 am Timothy Boyden wrote: > > Yeah that is what I thought also. Any good commercial printer must > > be using a software package that does automatic flattening of PDFs > > in the Prepress stage of their workflow, I know it's set as one of > > our traps. When we finally get around to installing Kodak Prinergy > > 4, it will be using the Adobe PDF rendering engine and > > transparencies will no longer be an issue. > > > > -Tim > > > > -----Original Message----- > > From: scribus-bounces at kirsche.altmuehlnet.de > > [mailto:scribus-bounces at kirsche.altmuehlnet.de] On Behalf Of Craig > > Bradney > > Sent: Thursday, March 20, 2008 4:34 AM > > To: D. R. Evans > > Subject: Re: [Scribus] 2 questions > > > > > I finally reached their "PDF expert" and chatted with him. > > > > > > So the real scoop is that problems are caused if you use > > > transparency anywhere in a PDF. > > > > > > "OK so the issue there is that transparencies simply are not > > > supported > > > > > > in > > > > a > > > > > high speed commercial digital print environment. > > > > > > they need to be resolved to the final pixel--ie flattened" > > > > > > So my experience is that if you make use of transparency > > > anywhere, it > > > > might > > > > > or might not work with scribus "out of the box". > > > > > > Their first recommendation for Linux users is to use GIMP :-) but > > > > otherwise > > > > > if you use transparency anywhere then you MUST flatten the output > > > if you want it to work reliably. > > > > > > (Incidentally, one of the other tech support people there also > > > mentioned that one should use PDF 1.4 or earlier.) > > > > What sort of rubbish answer is that? If they are going to "support" > > PDF 1.4, then they need to support transparencies. > > > > Ok, Scribus needs to get a flattener built in at some point, > > (patent mine-field, btw), but they need to recheck their specs. > > With PDF now at 1.7, I doubt 1.3 is going to be used "by default" > > by most unknowing customers in the future. > > > > Craig > > LSI wants interiors with color to be built to the PDF X/1:2001 > standard which is about PDF 1.3 in antiquity. It is alleged that > they search for this tag line in the pdf. They are by far the > biggest digital printer in the US. > > Covers with LSI may be a different matter but transparencies like > those used in the Freedom Yug tutorial may still cause problems. > > If there is no way to "flatten" a file in Scribus what would be the > most useful external flattening program to use for a: Linux and
Print to a PostScript file from AdobeReader and convert the PS file back to PDF. > b: > MSWin? Essentially the same, but you need to install a PostScript printer driver first. HTH Christoph
