[argyllcms] collink error gamut comp_ce

  • From: Martin Weberg <martin.weberg@xxxxxxxxx>
  • To: argyllcms <argyllcms@xxxxxxxxxxxxx>
  • Date: Sun, 2 May 2010 10:58:21 +0200

Hi

When trying (still experimenting with ink limiting):
collink -v -fk -fcmy -G -is -cpp -dpp -kt -l260
PSO_Uncoated_ISO12647_eci.icc PSO_Uncoated_ISO12647_eci.icc
Uncoated_InkLimit_260_is_DL
I'm getting:
collink: Error - gamut, comp_ce: unable to locate hue 0.409143 cusps

Full output:
Got options
Input total ink limit assumed is 300%
Input black ink limit assumed is  98%
Output total ink limit assumed is 260%
Output black ink limit assumed is  98%
Configured options
Loading input A2B table
Loading output inverse A2B table
Gamut mapping mode is 'Mapping inverse A2B'
Gamut mapping intent is ' s - Enhanced Saturation [ICC Saturation]'
Creating Gamut Mapping
 Finding Source Colorspace Gamut with res 10.000000
 Finding Destination Gamut with res 10.000000
 Creating Gamut match
 Gamut Mapping Specification:
  Description = ' s - Enhanced Saturation [ICC Saturation]'
  Closest ICC intent = 'Saturation'
  Using Color Apperance Space
  Using Mapping with parameters:
  Grey axis alignment   factor 1.000000
  Grey axis white compression factor 1.000000
  Grey axis white expansion   factor 1.000000
  Grey axis black compression factor 1.000000
  Grey axis black expansion   factor 1.000000
  Grey axis knee        factor 1.000000
  Gamut compression factor 1.000000
  Gamut expansion   factor 1.000000
  Gamut compression knee factor 0.900000
  Gamut expansion   knee factor 0.500000
  Gamut Perceptual mapping weighting factor 0.000000
  Gamut Saturation mapping weighting factor 1.000000
  Saturation enhancement factor 0.900000
Gamut map resolution: 25
Neutral axis no-adapt extend and bend
Src colorspace white/black are 100.001564 -0.676539 1.693770,
22.614707 1.034140 2.542070
Src gamut white/black are      100.001564 -0.676539 1.693770,
22.614707 1.034140 2.542070
Dst colorspace white/black are 100.001564 -0.676539 1.693770,
23.439074 1.014916 2.536327
Target (blended) dst wp/bp   = 100.001564 -0.676539 1.693770,
23.439074 1.014916 2.536327
Adapted target wp/bp         = 100.001564 -0.676539 1.693770,
23.847675 1.006885 2.528554
Adapted & extended tgt wp/bp = 100.001564 -0.676539 1.693770,
23.439074 1.015917 2.533033
Bend target                                              bp =
23.439074 1.014916 2.536327
Rotate matrix src wp/bp      = 100.001564 -0.676539 1.693770,
23.439074 1.015917 2.533033
Rotate matrix dst wp/bp      = 100.001564 -0.676539 1.693770,
23.439074 1.015917 2.533033
Rotated source grey axis wp/bp 100.001564 -0.676539 1.693770,
22.614707 1.034140 2.542070
Rotated gamut grey axis wp/bp  100.001564 -0.676539 1.693770,
22.614707 1.034140 2.542070
Destination axis target wp/bp  100.001564 -0.676539 1.693770,
23.439074 1.015917 2.533033
Mapped source grey axis wp/bp  100.015407 -0.676845 1.693619,
23.404235 1.016687 2.533415
Vertex count: mult. = 3.047872, src 376, img 376 dst 382, target 1114
Creating the mapping guide point list
init_ce called
Setting up cusp rotated compression or expansion mappings
Establishing filter neighbourhoods
Average number of direction guide neigbours = 246.811490, min = 42
Optimizing source to destination mapping...
Doing first pass to locate the nearest point
.Doing second pass to optimize without relative error
.Doing direction pre-filtering
Doing direction pre-filtering
Doing direction pre-filtering
Doing direction pre-filtering
Locating smoothed destination
Doing smoothing itteration 1
.avch = 0.215328, mxch = 1.910593 @ 1023
Doing smoothing itteration 2
.avch = 0.082133, mxch = 0.353833 @ 694, avgdot 0.006405, mindot
-0.339722, mxadot 0.326278
Itteration done, doing final houskeeping

Creating rspl..
Gamut hull fit to guides: = avg 0.264825, max 2.991118
Fine tuning white and black point mapping
White is 99.885664 -0.712573 1.806758, should be 100.001564 -0.676539 1.693770
Black is 23.401163 1.101408 2.495324, should be 23.439074 1.014916 2.536327
After fine tuning:
White is 100.001560 -0.676540 1.693771, should be 100.001564 -0.676539 1.693770
Black is 23.439073 1.014916 2.536327, should be 23.439074 1.014916 2.536327
 Creating K only black to K only black Gamut match
 Gamut Mapping Specification:
  Description = ' s - Enhanced Saturation [ICC Saturation]'
  Closest ICC intent = 'Saturation'
  Using Color Apperance Space
  Using Mapping with parameters:
  Grey axis alignment   factor 1.000000
  Grey axis white compression factor 1.000000
  Grey axis white expansion   factor 1.000000
  Grey axis black compression factor 1.000000
  Grey axis black expansion   factor 1.000000
  Grey axis knee        factor 1.000000
  Gamut compression factor 1.000000
  Gamut expansion   factor 1.000000
  Gamut compression knee factor 0.900000
  Gamut expansion   knee factor 0.500000
  Gamut Perceptual mapping weighting factor 0.000000
  Gamut Saturation mapping weighting factor 1.000000
  Saturation enhancement factor 0.900000
Gamut map resolution: 25
Neutral axis no-adapt extend and bend
Using Src K only black point
Using Dst K only black point
Src colorspace white/black are 100.001564 -0.676539 1.693770,
25.413326 0.990864 2.515580
Src gamut white/black are      100.001564 -0.676539 1.693770,
25.413326 0.990864 2.515580
Dst colorspace white/black are 100.001564 -0.676539 1.693770,
25.413326 0.990864 2.515580
Target (blended) dst wp/bp   = 100.001564 -0.676539 1.693770,
25.413326 0.990864 2.515580
Adapted target wp/bp         = 100.001564 -0.676539 1.693770,
25.413326 0.990864 2.515580
Adapted & extended tgt wp/bp = 100.001564 -0.676539 1.693770,
25.413326 0.990864 2.515580
Bend target                                              bp =
25.413326 0.990864 2.515580
Rotate matrix src wp/bp      = 100.001564 -0.676539 1.693770,
25.413326 0.990864 2.515580
Rotate matrix dst wp/bp      = 100.001564 -0.676539 1.693770,
25.413326 0.990864 2.515580
Rotated source grey axis wp/bp 100.001564 -0.676539 1.693770,
25.413326 0.990864 2.515580
Rotated gamut grey axis wp/bp  100.001564 -0.676539 1.693770,
25.413326 0.990864 2.515580
Destination axis target wp/bp  100.001564 -0.676539 1.693770,
25.413326 0.990864 2.515580
Mapped source grey axis wp/bp  100.001564 -0.676539 1.693770,
25.413326 0.990864 2.515580
Vertex count: mult. = 3.072386, src 373, img 373 dst 382, target 1119
Creating the mapping guide point list
init_ce called
Setting up cusp rotated compression or expansion mappings
Establishing filter neighbourhoods
Average number of direction guide neigbours = 246.530831, min = 41
Optimizing source to destination mapping...
Doing first pass to locate the nearest point
.Doing second pass to optimize without relative error
.Doing direction pre-filtering
Doing direction pre-filtering
Doing direction pre-filtering
Doing direction pre-filtering
Locating smoothed destination
Doing smoothing itteration 1
.avch = 0.184736, mxch = 2.551617 @ 977
Doing smoothing itteration 2
.avch = 0.075138, mxch = 0.751522 @ 977, avgdot 0.008825, mindot
-0.736057, mxadot 0.318022
Doing smoothing itteration 3
.avch = 0.045167, mxch = 0.210393 @ 32, avgdot 0.023535, mindot
-0.186223, mxadot 0.208502
Itteration done, doing final houskeeping

collink: Error - gamut, comp_ce: unable to locate hue 0.409143 cusps

Martin Weberg

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