[Desktop-packages] [Bug 378068] Re: Unsatisfactory Quality on Samsung CLP-315 Color Laser Printer (foomatic)

2017-11-10 Thread Padi Phillips
I too a having issues getting this printer to print well in colour. I
once did manage to get it to print really nicely in colour soon after I
bought the printer in 2011, by following a How-To I found online, which
I can't subsequently now find.

It's really frustrating to know that this printer can be made to work
well on Linux, but not being able to find the way to persuade it to do
so.

Tried installing Ghostscript 8.71, but had a similar experience to the
previous commentator. This issue has been around for several years now,
and seemingly though there is a solution, it's not well known.

How I wish I'd kept the URL to the how-to I found all that time ago
somewhere safe...

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Title:
  Unsatisfactory Quality on Samsung CLP-315 Color Laser Printer
  (foomatic)

Status in foo2zjs package in Ubuntu:
  Incomplete

Bug description:
  Component: Samsung CLP-315 Color Laser Printer
  Driver: Samsung CLP-315 Foomatic/foo2qpdl (recommended)
  OS: Clean Ubuntu 9.04 Installation with current updates
  System Environment: http://www.sysprofile.de/id42117

  After connecting the printer the drivers were installer properly.
  I can print from all applications but the resulting print-out never is 
satisfying.
  Images are way too dark and patchy and characters are a bit blurry.

  Fortunately, the results are fine when using Samsung's original drivers.
  Hoping for this to be fixed in Karmic. ;-)

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[Desktop-packages] [Bug 378068] Re: Unsatisfactory Quality on Samsung CLP-315 Color Laser Printer (foomatic)

2017-10-29 Thread Patrick Wigmore
OK, so testing confirms that, for me, this issue is present upstream.

More careful reading leads me to believe that the poor quality printouts
with foo2qpdl are actually due to a known issue with Ghostscript 9+. See
https://bugs.ghostscript.com/show_bug.cgi?id=696179

foo2qpdl documents the problem here:
http://foo2qpdl.rkkda.com/INSTALL (under "GHOSTSCRIPT BUGS" section heading)
http://foo2zjs.rkkda.com/forum/read.php?63,3189

The suggested workaround is to use Ghostscript 8.71 but I was unable to
get that to compile on Ubuntu 16.04.

** Bug watch added: Ghostscript (AFPL) Bugzilla #696179
   http://bugs.ghostscript.com/show_bug.cgi?id=696179

** This bug is no longer a duplicate of bug 382379
   pdftops CUPS filter has several problems

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You received this bug notification because you are a member of Desktop
Packages, which is subscribed to foo2zjs in Ubuntu.
https://bugs.launchpad.net/bugs/378068

Title:
  Unsatisfactory Quality on Samsung CLP-315 Color Laser Printer
  (foomatic)

Status in foo2zjs package in Ubuntu:
  Incomplete

Bug description:
  Component: Samsung CLP-315 Color Laser Printer
  Driver: Samsung CLP-315 Foomatic/foo2qpdl (recommended)
  OS: Clean Ubuntu 9.04 Installation with current updates
  System Environment: http://www.sysprofile.de/id42117

  After connecting the printer the drivers were installer properly.
  I can print from all applications but the resulting print-out never is 
satisfying.
  Images are way too dark and patchy and characters are a bit blurry.

  Fortunately, the results are fine when using Samsung's original drivers.
  Hoping for this to be fixed in Karmic. ;-)

To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/foo2zjs/+bug/378068/+subscriptions

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[Desktop-packages] [Bug 378068] Re: Unsatisfactory Quality on Samsung CLP-315 Color Laser Printer (foomatic)

2017-10-19 Thread Patrick Wigmore
*** This bug is a duplicate of bug 382379 ***
https://bugs.launchpad.net/bugs/382379

In the install instructions, upstream, at
http://foo2qpdl.rkkda.com/INSTALL, under the heading "CUSTOM ICC/ICM
COLOR PRINTER PROFILE (BUY)", CLP-315 is listed as a model the developer
needs a profile for, which can be contributed to the foo2qpdl project if
somebody obtains one.

So, perhaps that is the required fix.

If I have time, I may test the latest upstream version of foo2qpdl to
see if it outputs better colours than the Ubuntu packaged version, and
if not I may look into whether a better colour profile needs to be made
for the printer, and whether that is something I can do.

(I am assuming that the CLP-310 and CLP-315 are essentially the same
hardware, besides the colour of the plastic case.)

-- 
You received this bug notification because you are a member of Desktop
Packages, which is subscribed to foo2zjs in Ubuntu.
https://bugs.launchpad.net/bugs/378068

Title:
  Unsatisfactory Quality on Samsung CLP-315 Color Laser Printer
  (foomatic)

Status in foo2zjs package in Ubuntu:
  Incomplete

Bug description:
  Component: Samsung CLP-315 Color Laser Printer
  Driver: Samsung CLP-315 Foomatic/foo2qpdl (recommended)
  OS: Clean Ubuntu 9.04 Installation with current updates
  System Environment: http://www.sysprofile.de/id42117

  After connecting the printer the drivers were installer properly.
  I can print from all applications but the resulting print-out never is 
satisfying.
  Images are way too dark and patchy and characters are a bit blurry.

  Fortunately, the results are fine when using Samsung's original drivers.
  Hoping for this to be fixed in Karmic. ;-)

To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/foo2zjs/+bug/378068/+subscriptions

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[Desktop-packages] [Bug 378068] Re: Unsatisfactory Quality on Samsung CLP-315 Color Laser Printer (foomatic)

2017-10-19 Thread Patrick Wigmore
*** This bug is a duplicate of bug 382379 ***
https://bugs.launchpad.net/bugs/382379

It seems to me that there are two bugs being reported here:

1. foo2qpdl produces incorrect colour output on Samsung CLP-315 printer.
This aspect IS NOT a duplicate of bug 382379 and presumably remains
unfixed.

2. Samsung's proprietary printer driver (also known as the Samsung
Unified Linux Driver) was slow when used in combination with the
Ghostscript based pdftops CUPS filter. This aspect IS a duplicate of bug
382379 and should therefore be considered closed/fixed.

For what it's worth, foo2qpdl has never produced good colours on my
Samsung CLP-310N printer.

My workaround for years has been to use the Samsung driver as packaged
at http://www.bchemnet.com/suldr/ but of course that does not help to
improve foo2qpdl.

Bug 786497 seems to describe similar colour problems with another
Samsung printer; perhaps both bugs share a common cause.

-- 
You received this bug notification because you are a member of Desktop
Packages, which is subscribed to foo2zjs in Ubuntu.
https://bugs.launchpad.net/bugs/378068

Title:
  Unsatisfactory Quality on Samsung CLP-315 Color Laser Printer
  (foomatic)

Status in foo2zjs package in Ubuntu:
  Incomplete

Bug description:
  Component: Samsung CLP-315 Color Laser Printer
  Driver: Samsung CLP-315 Foomatic/foo2qpdl (recommended)
  OS: Clean Ubuntu 9.04 Installation with current updates
  System Environment: http://www.sysprofile.de/id42117

  After connecting the printer the drivers were installer properly.
  I can print from all applications but the resulting print-out never is 
satisfying.
  Images are way too dark and patchy and characters are a bit blurry.

  Fortunately, the results are fine when using Samsung's original drivers.
  Hoping for this to be fixed in Karmic. ;-)

To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/foo2zjs/+bug/378068/+subscriptions

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