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

[Helge Blischke]

Jan Hubený wrote:

> 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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>>> signature database 6598 (20111103) __________
>>>
>>> The message was checked by ESET Mail Security.
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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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> 
> 
> 
> 
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> database 6599 (20111103) __________
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> The message was checked by ESET Mail Security.
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Jan, I'm getting lost on that web site. Whatever I klick on, it takes me to 
"#login an this page" or similar or even redirects me to facebook, but 
download nothing, and my knowledge of Czech is near absolute zero.

Helge