[argyllcms] Re: Profiling a Minilab

  • From: edmund ronald <edmundronald@xxxxxxxxx>
  • To: argyllcms@xxxxxxxxxxxxx
  • Date: Sat, 3 Jul 2010 17:29:27 +0200

On the other hand, I've never used Argyll with just a few hundred patches ....

Edmund

On Sat, Jul 3, 2010 at 5:28 PM, edmund ronald <edmundronald@xxxxxxxxx> wrote:
> minilabs are rgb devices; and there's no point in so many patches, a
> few hundred are ok. But I would recommend a single sheet.
>
> Edmund
>
> On Sat, Jul 3, 2010 at 5:08 PM, Pascal de Bruijn <pmjdebruijn@xxxxxxxxx> 
> wrote:
>> Hi,
>>
>> I just sent some images to a MiniLab to profile...
>>
>> It's 1950 patches (10 pages x 195 patches), using Print RGB and 64
>> single channel steps (which are CMY steps).
>>
>> Now, I should have done my homework better before sending these images
>> (I can't cancel them anymore),  but it seems Minilabs are actually
>> real RGB devices? Can anybody confirm this? Should I have used Video
>> RGB?
>>
>> These were the exact command I used:
>>
>> argyll-targen -v -d2 -G -e 10 -s 64 -g 128 -f 1950 argyll
>> printtarg -v -i CM -h -t 300 -R 1337 -M 6 -p 200x300 argyll
>> for TIFF in *.tif; do
>>  convert -quality 97 $TIFF `echo $TIFF | sed 's/\.tif.*/\.jpg/g'`
>> done
>>
>> And no, the Lab didn't accept TIFFs (ImageMagick JPEG Q97 disables
>> subsampling). They did however offer a "no auto correction" mode :)
>>
>> Considering the fact that I used 1950 patches, I should still be able
>> to generate good medium quality profiles from the charts, right?
>>
>> Regards,
>> Pascal de Bruijn
>>
>>
>

Other related posts: