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view unixSoft/bin/fix-whiteboard.sh @ 525:b0fa9e7cadac
shell: speed things up by golfing out grep
author | Augie Fackler <raf@durin42.com> |
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date | Mon, 14 Nov 2022 10:46:11 -0500 |
parents | 1f6b813777c8 |
children |
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#!/bin/bash convert "$1" -morphology Convolve DoG:15,100,0 -negate -normalize -blur 0x1 -channel RBG -level 60%,91%,0.1 "$2"