[argyllcms] Re: Displays with internal gamut emulation

  • From: adam k <aak1946@xxxxxxxxx>
  • To: "argyllcms@xxxxxxxxxxxxx" <argyllcms@xxxxxxxxxxxxx>
  • Date: Tue, 24 Aug 2010 00:02:13 -0400

Yes

Sent from iPhone

On Aug 23, 2010, at 11:38 PM, RogerBreton <graxx@xxxxxxxxxxxx> wrote:

> I believe Argyll has a routine to calculate the difference between the
> expected colorimetric result and the actual result. If the difference is
> small, on average, then the profile is doing a good job. If the difference
> is large, then, you know what that means. Personally, knowing that profiles
> are at the mercy of instruments, I always compare with a display of the
> ColorChecker chart, illuminated by my choice of "D50" lighting. If I find
> the visual difference acceptable then I can trust the profile. Do you have
> access to a ColorChecker chart yourself?
>
> / Roger
>
> -----Original Message-----
> From: argyllcms-bounce@xxxxxxxxxxxxx [mailto:argyllcms-bounce@xxxxxxxxxxxxx]
> On Behalf Of adam k
> Sent: August-23-10 11:04 PM
> To: argyllcms@xxxxxxxxxxxxx
> Subject: [argyllcms] Re: Displays with internal gamut emulation
>
> I wonder how much better this calibration is in comparison to Colormunki
> with its software
>
> Sent from iPhone
>
> On Aug 21, 2010, at 8:52 PM, János, Tóth F. <janos666@xxxxxxxxxx> wrote:
>
>> The "first" touch button is the first button above the power button, the
> fifth button is the last one on the top.
>>
>> Not so scary, but of course, you shouldn't do it if you don't trust in
> yourself.
>> There should be no problem if you take a backup photo first.
>>
>> So, the fist button will be useless in the factory menu.
>> The second one will be the ENTER
>> The third and fourth will be the DOWN and UP The fifth will be useless
>> again on the blue window. But this will open this blue window again after
> you used the EXIT to return the normal OSD.
>> *** It may varies with firmware versions and may be my memory is
> erroneous. But it is not hard to figure it out...
>>
>> So, the blue window will pop up after the tricky power up sequence.
>> Navigate to the chosen preset mode (I already gave you a map) hit enter,
> set the R with UP and DOWN buttons, hit enter again, set the G, hit enter
> again, set the B, hit enter again. Carry on with the next preset.
>> I suggest you to set everything to 255 as a "format"/"reset" first.
>>
>> Now, you may want to set the 6500K preset to ~6500K with instrument
>> support. Or not... it's your choice. I suggest you to leave them on
>> 255 and do a test calibration firs. If the result is good (you
>> achieved a relatively good contrast ration and natural gray scale ->
>> leave it there ; problems -> try to play with the Gains. I found them
>> useless with emulated modes and redundant with the Standard mode.)
>
>

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