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convert-to-greyed-out-image.sh: Improved grey-out algorithm in convert-to-greyed-out-image.sh

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Signed-off-by: Jan Lindemann <jan@janware.com>
This commit is contained in:
Jan Lindemann 2014-11-26 11:44:54 +00:00
commit 10c9a659bf
1 changed files with 5 additions and 1 deletions
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6
scripts/convert-to-greyed-out-image.sh
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@ -6,8 +6,12 @@ out=`echo $1 | sed 's/\.\([^.]\+$\)/-greyed-out.\1/'`
#convert -monochrome -opaque \#e5e5e5 $in $out
#convert -modulate 100,40 $in $out
#convert +level 25% $in $out
convert +level 30% $in $out
#convert +level 30% $in $out
#convert -colorspace Gray $in $out
#convert +level 30% -colorspace Gray $in $out
convert -colorspace Gray +level 30% -brightness-contrast 35 $in $out
# TODO: overlay same image, 1px shifted down and right, with different gray level
# ------------------------------------------------
#convert small.miff -modulate 100,40 small-grey.miff