Bug#773552: graphicsmagick-imagemagick-compat: convert to cmyk leaves k channel empty

2014-12-20 Thread Bob Friesenhahn
After private discussion with Michael (and an exchange of image files) it has been determined that the main problem he encountered is that GraphicsMagick identify was not properly computing statistics for the Black channel of CMYK images so only 0 was reported. This is fixed by Mercurial chang

Bug#773552: graphicsmagick-imagemagick-compat: convert to cmyk leaves k channel empty

2014-12-19 Thread Michael Below
Package: graphicsmagick-imagemagick-compat Severity: normal Dear Maintainer, I tried to use convert from graphicsmagick to convert an AdobeRGB image to CMYK, using the ECI profile "ISOcoated_v2_300_eci.icc" from the ECI website. It converted the image to use only the CMY colors, not CMYK. The K