[Scribus] RGB vs CMYK

avox avox
Sun Nov 26 22:48:39 CET 2006

Terence Chan-3 wrote:
> Hi,
> I'd like some advice as to which of the following options
> will be more likely to give better results when printing
> Scribus document at a commercial printer: importing RGB
> images into Scribus and using an appropriate CMYK printer
> profile when saving to PDF 

or converting RGB images into CMYK
> first using ImageMagick (convert -colorspace CMYK) before
> importing them into Scribus and again exporting to PDF?

> I've experimented with both and the soft-proofed images
> appear quite different on screen as well as in PDF, but
> maybe this is just because the ImageMagick conversion isn't
> very good and I should be using another image processing
> software to do the RGB to CMYK conversion (or leaving it
> to the printer's own RIP)?

I think ImageMagick's RGB->CMYK conversion is unmanaged,
so you shouldnt use it. You should trust Scribus to do the
right thing during PDF export.

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