With Spotify images can be converted into a limited number of spot colors. This feature is probably only useful for a few users, but if this requirement exists then Spotify is certainly extremely helpful.
Global Graphics has published two basic articles on modern raster technologies in its blog:
- The first article What is halftone screening? explains the reason for screening and the differences between AM and FM screening.
- The second article Where is screening performaed in the workflow? explains which factors determine whether screening is performed during rendering or afterwards.
A couple of weeks ago my colleagues at AgileStreams in France have been working on the question How long will it take to preflight a PDF file?
Now Callas has published more details in the Blog post How quick is pdfToolbox’s QuickCheck functionality?
Global Graphics has updated their popular «Do PDF/VT Right™» guide.
The english publication offers a good overview on PDF/VT and tells what is necessary for an efficent use of this standard.
In addition to a general overhaul there is a section on the new ISO 21812 standard that allows workflow controls to be added to PDF files.
The new edition also contains notes on Harlequin-specific hints, to get even more speed out of your DFE if you are a Harlequin user.
In September 1999, when the first pure PDF workflow system «Prinergy» was introduced by Heidelberger Druckmaschinen and Creo (now Kodak), four tutorials on PDF Workflow were published, which I had written for the two manufacturers.
The tutorials were distributed in printed form (I still have some copies in my basement) and as digital eBooks (of course interactive PDFs) in German and English for free download. The interest was very big. I stopped updating the statistics after more than one million downloads (from several platforms).