media/scripts/resize-thumbnails.sh

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#!/bin/sh
set -e
cd "$(dirname "$0")"
. ./settings
cd ..
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mkdir -p thumbnails-small
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cd thumbnails
for x in *; do
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large=$x
small=../thumbnails-small/$x
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if ! [ -f $small ] || [ $large -nt $small ]; then
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convert $x -resize x"$thumbnail_height" $small
fi
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done