[cups-devel] [UNKN] STR #4379: Color and grayscale are probably reversed

porton at narod.ru porton at narod.ru
Sat Mar 1 09:15:11 PST 2014


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[STR New]

Debian Linux "testing"

$ pcal 03 2014 > ~/t/cal.ps

(Note that the file cal.ps is attached.)

$ cat ~/t/cal.ps | lpr -P Deskjet_1050_J410 -o PageSize=Letter -o
PageRegion=Letter -o InputSlot=Auto -o ColorModel=RGB -o MediaType=Plain -o
OutputMode=Normal

prints black and white.

$ cat ~/t/cal.ps | lpr -P Deskjet_1050_J410 -o PageSize=Letter -o
PageRegion=Letter -o InputSlot=Auto -o ColorModel=KGray -o MediaType=Plain
- -o OutputMode=Normal

prints high quality grayscale (or maybe color, my .ps is without colors).

So the modes ColorModel=RGB and ColorModel=KGray are reversed!

Don't forget to test also ColorModel=CMYGray

Installed Debian packages:
cups-bsd 1.7.1-5
hplip 3.14.1-1
ghostscript 9.05~dfsg-8+b1

I selected "3 - Applies to all machines and operating systems", because I
don't know whether it applies to other settings.

Link: https://www.cups.org/str.php?L4379
Version: 1.7.1
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