RE: Logo-Gretag ColorLab Bug ? and more
RE: Logo-Gretag ColorLab Bug ? and more
- Subject: RE: Logo-Gretag ColorLab Bug ? and more
- From: "Peter Baumbach" <email@hidden>
- Date: Mon, 24 Feb 2003 09:45:51 +0100
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From: "Bob Chase" <email@hidden>
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Date: Mon, 24 Feb 2003 00:29:54 -0500
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Here's a lazy person's shortcut for a process mentioned in the RWCM book -
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converting TIFFs into text target or measurement files using ColorLab:
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The book says you need to first downsample the TIFFs to 1-pixel-per-color
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format, and remove any patch borders (or alternatively build the TIFF by
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hand, pixel by pixel, to avoid downsample color-interpolation issues.) But
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the easier way is to load the full-size TIFF directly into ColorLab and,
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when you Filter->Conversion->Spot Colors you can manually type in the patch
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chart dimensions (eg Width 27, Height 10) rather than check the
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auto-dimension "Enable". ColorLab will then convert the TIFF to
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1-pixel-per-color format of the proper dimensions, and while it's at it -
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automatically strip out any patch borders. Then you can save the file out
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as either the tiny TIFF or as text-file color values. Very quick,
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clean and
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easy - and no downsample interpolation color-contamination worries.
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I tried that either but one should carefully watch if all patches are really
converted in the way one expects.
Peter Baumbach
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