thanks for the Reader tipp, did not know that it flattens. On my project all png transparency was lost after selecting X-3 format, too bad!
2011/11/9 Andreas Vox <avox at arcor.de>: > Stefan <stmstmstmster at ...> writes: > >> Most printers do not accept transparent vector art in a pdf. >> Scribus cannot "flatten" a file so it look transparent, so: > >> My workaround for simple transparency stuff like >> half-transparent background over a picture, for easy readable text: > >> use a special png-graphic > ... >> The resulting PDF is accepted by all offset printers i use. > >> There some are WYSIWYG-probs. Always check the pdf before printing from it. > > Interesting. AFAIK png-graphics with alpha channel are still outside the PDF > 1.3 > spec, so your approach might as well result in a 100% white box on top of the > background image. The correct approach would be to combine the background > image and the white transparent box inside Gimp and place that image in > Scribus. > > The best way is to create a PDF with transparency (1.4) and print that from > Adobe Reader (or Adobe Acrobat if available) to PS. AR includes a very good > transparency flattener that will transform any transparent objects into pieces > of non-transparent objects where transparency is already blended with the > background. When you have the PDF, you can transform it back to a PDF with > ps2pdf. > > When you use Ghostscript's ps2pdf13 on a PDF 1.4 file it does something less > sophisticated that results in large bitmaps (That's also the program Scribus > uses when it creates version 1.3 PDFs) > > /Andreas > > > > > ___ > Scribus Mailing List: scribus at lists.scribus.net > Edit your options or unsubscribe: > http://lists.scribus.net/mailman/listinfo/scribus > See also: > http://wiki.scribus.net > http://forums.scribus.net > -- Gru?, Stefan
