From 10c9a659bf657d59605772f0935ef63847e5bf5b Mon Sep 17 00:00:00 2001 From: Jan Lindemann Date: Wed, 26 Nov 2014 11:44:54 +0000 Subject: [PATCH] convert-to-greyed-out-image.sh: Improved grey-out algorithm in convert-to-greyed-out-image.sh Signed-off-by: Jan Lindemann --- scripts/convert-to-greyed-out-image.sh | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/scripts/convert-to-greyed-out-image.sh b/scripts/convert-to-greyed-out-image.sh index 83a3081a..0caf9e59 100644 --- a/scripts/convert-to-greyed-out-image.sh +++ b/scripts/convert-to-greyed-out-image.sh @@ -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