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wallpaper.sh
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wallpaper.sh
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#!/bin/bash
# by vegetablebird 2019.09.16
# last modified 2021.08.27
UserName=`powershell.exe '$env:UserName' | sed -e 's/\r//g'`
#UserName=`cmd.exe /c "echo %USERNAME%" | sed -e 's/\r//g'`
assets="/mnt/c/Users/$UserName/AppData/Local/Packages/Microsoft.Windows.ContentDeliveryManager_cw5n1h2txyewy/LocalState/Assets"
#assets=`wslpath "$(wslvar USERPROFILE)"`/AppData/Local/Packages/Microsoft.Windows.ContentDeliveryManager_cw5n1h2txyewy/LocalState/Assets
save_dir=`cd $(dirname ${BASH_SOURCE[0]}) >/dev/null 2>&1 && pwd`
if [ ! -d $assets ]
then
echo ERROR: directory not found
echo From directory: $assets
exit
fi
if [ ! -e $save_dir ]
then
echo ERROR: directory not found
pwd
ls $save_dir
ls ~
ls ~/OneDrive
ls ~/OneDrive/wallpaper
echo To directory: $save_dir
exit
fi
for f in `ls $assets/`
do
name=${f%%.*}
short_name=`echo $name | head -c 16`
# format=`file --brief $assets/$f | awk '{print $1}'`
format=`file --brief $assets/$f | awk -F',' '{print $1}'`
if [ "$format" == "JPEG image data" ]
then
standard=`file --brief $assets/$f | awk -F',' '{print $2}'`
if [ "$standard" == " JFIF standard 1.01" ]
then
resolution=`file --brief $assets/$f | awk -F"," '{print $(NF-1)}' | sed 's/ //g'`
N_pixels=`echo $resolution | sed 's/x/*/g' | bc`
if [ "$N_pixels" -gt 480000 ] # larger than 800x600
then # found a wallpaper
suffix=`echo $format | awk '{print tolower($1)}'` # jpeg
echo " Exist .../Assets/$short_name*, $suffix, $resolution"
if [ ! -f $save_dir/$resolution/$name.$suffix ]
then
echo "Create $save_dir/$resolution/$short_name*.$suffix"
mkdir -p $save_dir/$resolution/
cp $assets/$f $save_dir/$resolution/$name.$suffix
fi
fi
else
echo Unknown JPEG standard: ---$standard---
fi
elif [ "$format" == "PNG image data" ] # icon image file
then
resolution=`file --brief $assets/$f | awk -F"," '{print $(NF-2)}' | sed 's/ //g'`
N_pixels=`echo $resolution | sed 's/x/*/g' | bc`
# echo " Exist .../Assets/$short_name*, $format, $resolution"
if [ "$N_pixels" -gt 480000 ] # larger than 800x600
then
suffix=`echo $format | awk '{print tolower($1)}'` # png
echo "!! Large PNG file found!! Is it a wallpaper?"
echo " $short_name*, $suffix, $resolution"
fi
else
echo Unknown file format: ---$format---
fi
done