[argyllcms] Strugglin' with scanin'

  • From: Hening Bettermann <hein.be@xxxxxx>
  • To: argyllcms@xxxxxxxxxxxxx
  • Date: Thu, 4 Feb 2010 23:19:08 +0100

Now I tried both a linear tif and one with the original Canon TRC, both 
otherwise unprocessed. Scanin runs and outputs .ti3 files of 49 kB. But when I 
feed them to colprof, the Terminal text shows peak/average errors in the range 
500 000/250 000! I have earlier gotten around 6/1.8. The output of colprof is a 
file with a generic icon, upon double-click I see hieroglyphs. The .tifs look 
about as exspected. The exact commands were:

linear:

./scanin -v9 -dipn -p -a -G1.0 
-F14.81,8.46,128.56,9.20,128.78,90.20,14.39,90.31 
5D2_938_lin_HB0_0CM_exp+0,5.tif ColorCheckerSG.cht ColorCheckerSG_Graeme.cie

./colprof -v -ACanon -M5D2 -D5D2_938_lin_exp+0,5 -qu -al -y -bn -u 
-O5D2_938_lin_exp+0,5 5D2_938_lin_HB0_0CM_exp+0,5

with Canon TRC preserved:

./scanin -v9 -dipn -p -a -F15.44,8.57,129.26,9.31,129.58,90.20,15.23,90.42 
5D2_938_CanCurv_0CM_exp+0,5.tif ColorCheckerSG.cht ColorCheckerSG_Graeme.cie

./colprof -v -ACanon -M5D2 -D5D2_938_curv_exp+0,5 -qu -al -y -bn -u 
-O5D2_938_curv_exp+0,5 5D2_938_CanCurv_0CM_exp+0,5

Sigh! - Hening

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