[argyllcms] Re: Rgb profile

  • From: Dimitrije Zivkovic <migraf015@xxxxxxxxx>
  • To: argyllcms@xxxxxxxxxxxxx
  • Date: Thu, 24 May 2012 13:20:20 +0200

Hi Nikolay

No I've not misunderstood you, I just do that because of device profile, but I 
also make like you tell me, and I've got same results, not exactly the same, 
little bit better gradation, but also white is not white, this is the point.
I can't unsterstand what's happend. For me realy strange.
Maybe it's problem with Argyll command.

PLEASE HELP!!!

DIMITRIJE
On May 24, 2012, at 9:55 AM, Nikolay Pokhilchenko wrote:

> Dimitrije, You've misunderstood me slightly. I've recommend -qu -bh, not -qh 
> -bu. The first have more sense than the last and is much faster.
> Have You dithering enabled in Your workflow?
> 
> Thu, 24 May 2012 08:33:44 +0200 от Dimitrije Zivkovic <migraf015@xxxxxxxxx>:
> Hi Nikoly
> Color space from device is too different from regular one. That's why I have 
> to use -bh or -bu, and if I use -qh -bu the time for compute is too big, and 
> I've got always massage for memory low or something.
> But that is not big problem. When I make CMYK profile, everything is ok, I 
> mean with Argyll, but when I make any RGB profile I've got colored 
> background. Before I use original program from X-rite (Munki) everything 
> seems ok.
> 
> So does anyone get similar results with RGB profile?
> 
> 
> Dimitrije Zivkovic
> 
> On May 24, 2012, at 8:24 AM, Nikolay Pokhilchenko wrote:
> 
>> Hi Dimitrije
>> Do You have the particular reason to compute high resolution backward table 
>> (-bh) having standard resolution of the forward table (-qm)?
>> I didn't know wither it is the problem reason or not but...
>> As I'm understanding the profile compute process, the backward table compute 
>> is performing on the forward table compute result.  So, If You have normal 
>> resolution forward table, there is no sense to compute higher resolution 
>> backward table.
>> As I've noticed, the computing of the forward table is much more faster than 
>> the backward one. So You can try "-qh" or even "-qu -bh" without very much 
>> computing time increase.
>> 
>> 
>> Thu, 24 May 2012 07:36:24 +0200 от dimitrije zivkovic <migraf015@xxxxxxxxx>:
>> Hi everybody
>> 
>> I have problem with making RGB profile. I always get colored background, 
>> white is not white. I have the same problem on several printers.
>> Command is always the same:
>> "colprof -v -D"name" -qm -bh -cmt -dpp -ssRGB.icm -Oname"
>> 
>> please advice
>> 
>> Dimitrije Zivkovic
>> 
>> 
> 
> 

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