aseprite/desktop/aseprite-thumbnailer

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#!/usr/bin/sh
if [ $# -ge 2 -a $# -lt 4 ]; then
mkdir -p /tmp/Aseprite
filename=${1//\//.}$RANDOM
if [ $# -eq 2 ]; then
aseprite -b --frame-range "0,0" $1 --sheet /tmp/Aseprite/$filename.png
elif [ $# -eq 3 ]; then
aseprite -b --frame-range "0,0" $1 --shrink-to "$3,$3" --sheet /tmp/Aseprite/$filename.png
fi
mkdir -p $(dirname "$2"); mv /tmp/Aseprite/$filename.png $2;
else
echo "Parameters for aseprite thumbnailer are: inputfile outputfile [size]"
fi