Found it on the ImageMagick documentation website: http://www.imagemagick.org/script/escape.php %r image class and colorspace So the command should be: identify -format "%r" <imagename> Thanks for the hint ! Any chance there is also a gui app that can show this ? Sometimes I would like to see this info while looking at the image. Geert On Wednesday 28 May 2008, Andreas Schrell wrote: > Hm, > > identify -verbose works and shows the colorspace, but %[colorspace] shows > nothing (blank line). I tried with > > Version: ImageMagick 6.3.7 05/02/08 Q16 http://www.imagemagick.org > Copyright: Copyright (C) 1999-2008 ImageMagick Studio LLC > > and > > Version: ImageMagick 6.2.4 02/10/07 Q16 http://www.imagemagick.org > Copyright: Copyright (C) 1999-2005 ImageMagick Studio LLC > > on debian. > > Andreas > > Am Mi, 28.05.2008, 10:41, schrieb Lars Tore Gustavsen: > > On Wed, May 28, 2008 at 10:16 AM, Geert Janssens <info@xxxxxxxxxxxx> wrote: > >> I have what should be a simple question: > >> What program can I use under linux to see whether a picture is CMYK or > >> RGB ? > >> > >> I have a lot of images on my computer. Some of them are CMYK, some are > >> RGB. The problem is, I don't know which ones are what. My local photo > >> lab seems to > >> be unable to reproduce CMYK images on paper (what an upside-down world > >> eh ?) > >> > >> So basically, I would like to open an image, and read in it's properties > >> or something whether it's CMYK or RGB. > > > > A simple solution is imagemagick. Like this: > > identify -format "%[colorspace]" filename > > > > http://www.imagemagick.org/script/escape.php > > > > Regards > > Lars Tore Gustavsen -- Kobalt W.I.T. Web & Information Technology Brusselsesteenweg 152 1850 Grimbergen Tel : +32 479 339 655 Email: info@xxxxxxxxxxxx