[argyllcms] Feature Request - Chartread Multiple Scans

  • From: BC Rider <bcrider99@xxxxxxxxxxx>
  • To: "argyllcms@xxxxxxxxxxxxx" <argyllcms@xxxxxxxxxxxxx>
  • Date: Tue, 31 Dec 2013 13:11:25 -0800

Hi,

REQUEST:   Currently Chartread can only populate one file when reading a 
printer target.  My request is for Chartread to be upgraded to populate 
multiple (N) files by doing multiple (N) scans on each row before proceeding to 
the next row to scan.

BACKGROUND:  I use a ColorMunki and typically print my target once but read it 
multiple times and then verify and average the results.  This greatly improves 
the noise quality of the measurements prior to making the profile.  

Currently multiple reads greatly increase the total time required.   If, for 
example, scanning a single target takes 15 minutes then scanning the target 
four times will take an hour (one literally has to do everything four times).  
But the vast majority of the time is in moving and lining up the ruler for a 
given row.  The actual scanning time and effort is trivial.

If one could instead scan the row four times before moving the ruler onto the 
next row, the total time (four scans) would not be much different than the time 
for a single scan.  This suddenly makes multiple scans and averaging an easy 
process!

POSSIBLE IMPLEMENTATION:  Change Chartread to take N files, with the first one 
being the normal INOUTFILE (Ti2/Ti3) and the remainder specifying subsequent 
output only files (Ti3).  In actual use chartread will then scan N times 
putting each scan into separate files before moving on to the next row.         
                             

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