[cups.general] CUPS 1.4.2 on CentOS6: Problems with -o fitplot option

[Jan Hubený]

Dne 3.11.2011 15:51, Helge Blischke napsal(a):
> Jan Hubený wrote:
>
>> Dne 2.11.2011 12:40, Helge Blischke napsal(a):
>>> Jan Hubený wrote:
>>>
>>>> Hello,
>>>>
>>>> we have problems with printing postscript (or pdf) files with the -o
>>>> fitplot option on our server.
>>>>
>>>> Our server configuration is following
>>>>
>>>> CentOS 6, CUPS 1.4.2, ghostscript 8.70
>>>>
>>>> when we tested  the fitplot option with following commands:
>>>>
>>>> lpr -Pprinter -o fitplot  test.ps
>>>> lp -d printer test.ps -o fitplot
>>>>
>>>> It seems that the option fitplot is completely ignored. The printer
>>>> output is same as without this option. Further, it is not problem of one
>>>> specific printer, the behaviour is same on all 40 printers in our
>>>> company.
>>>>
>>>> Moreover we suppose that the problem  is in the CentOS distribution of
>>>> CUPS because of this two reasons:
>>>>
>>>> 1) We test the cups print server with the identatical configration
>>>> (files in /etc/cups/) and ppd's on Ubuntu server and the fitplot option
>>>> works correctly on this configuration.
>>>> 2) We have found a Redhat EL5 bug report which is quite similar to our
>>>> problem and CentOS 6 is just free RedHat EL6 recompilation.
>>>>      for the bug report see
>>>>      https://bugzilla.redhat.com/show_bug.cgi?id=629932
>>>>
>>>> Finally, my questions:
>>>>
>>>> 1) Did anybody in this conference solve this problem (on CentOS6)? How
>>>> (workaround)?
>>>> 2) Is there a way how to test where in the cups filter chains is the
>>>> fitplot option ignored on my server?
>>>>
>>>>
>>>> With regards,
>>>>
>>>> Jan Hubeny
>>>>
>>>>
>>> First, try using the option "fit-to-page" instead of "fitplot" as the
>>> latter has been deprecated since 1.4.x (but should still be available).
>> I tried both options (-o fitplot -o fit-to-page also loger variants -o
>> fitplot=true and -o fit-to-page=true) without any success.
>>> Generally, I suspect the pdf to ps converter used in your distro does not
>>> honour this option(s). In cups 1.4.x, the pdftops filter is essentially a
>>> wrapper that calls whatever is availyble on the system - xpdf based
>>> pdftops, poppler based pdftops, or ghostscript. The fitplot and
>>> fir-to-page options are passed to the called pdf to ps converter but then
>>> stripped off the options list for the following pstops filter to prevent
>>> repeated (and possibly faulty) application.
>>>
>>> Without more information on the used filter chain and the implemented
>>> utilities it is hard to guess more on this issue.
>> I append the full CUPS log of incorrect CentOS filter chain and from
>> correct Ubuntu filter chain.  The main difference I can see is that Cent
>> OS iflters the ps file through pstops filter and sends it to printer.
>> Ubuntu converts the ps file to pdf then makes some filtering then
>> converts it back to ps via xpdf based filter and then sends it to
>> printer via backend.  I will grab more info if needed.
>>
>> Jan
>>
>>
>>
>>
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> Could you please post (an URL to) the original input file?
> And the PPD of the CendOS6 system?
In this file is the printed ps file, printer ppd and whole /etc/cups 
folder from incorrect centos and correct ubuntu

http://www.ulozto.net/10876180/cups-problem-tar-gz
>
> Helge
>
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