User talk:BytePilot: Difference between revisions
From London Hackspace Wiki
325 bytes removed
, 12 January 2011
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| --[[User:AndyE|AndyE]] 14:16, 12 January 2011 (UTC) | | --[[User:AndyE|AndyE]] 14:16, 12 January 2011 (UTC) |
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| These options do something like what we want:
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| <pre>
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| my @ar = ("gm",
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| "convert", "-type", "grayscale", "-colors", 8, "-threshold", 12.5*$i ."%",
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| $tempfile,
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| "/var/www/threshold_output/$filename".$i );
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| </pre>
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| --[[User:AndyE|AndyE]] 14:28, 12 January 2011 (UTC)
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