Axel Bojer skrev: > jon skrev: >> Am 05.02.2007 um 16:26 schrieb Axel Bojer: > (...) >>> Thus my workflow has been: >>> >>> 1. Import unedited image >>> 2. Scale the image + its frame until it fits as I wish >>> 3. Use Gimp to rescale my image to the size I found in 2) >>> 4. Import the changed image >>> (3 and 4 are meant to save space, I don't think you *have* to do this) >>> And when I am totally finished >>> 5) Export the whole document as pdf -- then the image should be >>> converted to CMYK by Scribus, or so I thought it was at least ... >>> >>> But I have a problem concerning this: >>> Right now I got a telephone from my printer saying my pdf resulting >>> from >>> these steps are not usable, but greyish instead of grasgreen. >>> >>> See the results yourselves here: >>> http://www.bojer.no/Ariadne2006/ariadnes_aarbok2006-omslag- >>> ForSkjerm.pdf >>> http://www.bojer.no/Ariadne2006/ariadnes_aarbok2006-omslag- >>> TilTrykking.pdf >>> >>> ("skjerm" means screen, and is the rgb variant, "Trykk" means print and >>> is the one intended to be printed). >>> >>> When I look at it in XPD or Kpdf it really looks greyish, as he said >>> (he used Windows I suppose, at least he said he was using Acrobat), but on >>> acrobat on Linux it show as it should, no greyish tone to it as in >>> xpdf. >>> Having repeadedly read in thes thread, that acrobat is to be trusted >>> over all the other pdf-programs, I trusted it to be OK, but it seems >>> not. Or is he mistaken?? >>> >>> Now, what I have as a pdf-file is made out of many imageframes linking >>> to the same picture. This gives a nice effect, and keeps the file >>> pretty >>> small. But the printer was in doubt wether his equipment would be able >>> to use it, I am not sure, but said I think it ought to be ok (after all >>> this function is quite the same as in other DTP programs, so I excpect >>> this to be no different). But he wanted me to ?flatten the image?, that >>> is merge all my layers into one. >> Flatten here should mean reduce transparencies to real. >> As your file looks - you are using transparancies wich are not >> printable as long as >> your printer doesn't use sufficient equipment or ripping procedures. >> Unauthorized rendering of transparencies sometimes leads to unwanted >> results. > > Yes, i sorted that thing out :-) > The strange thing though is, is that also when all the file is just one > single rgb tiff file I get the same issue (grayish in kpdf and xpdf, but > not in acroread). Could someone on wondows (or mac perhaps) please take > a look at > http://www.bojer.no/Ariadne2006/ariadnes_aarbok2006-omslag-TilTrykking-BareEttBilde.pdf > and see if it show up grayish? And then what about > http://www.bojer.no/Ariadne2006/ariadnes_aarbok2006-omslag-TilTrykking.pdf > The latter is the one with all the layers and the transparency. > By me they show up just the same. So how am I supposed to know if the > printer can use them or not? (OK, I know, I should be carefull with > transparency, but apart from that, I mean ...)
... and is there some way to tell (apart from the cases when you can spot the difference) if a pdf file has images in cmyk or in rgb, in Linux that is? :-) Best regards Axel Bojer
