cryptolocker.png

lock.png

lock.sh

#!/usr/bin/env bash

if [ "${1}" = "suspend" ]; then
  (sleep 2; systemctl suspend) &
fi

FILTER_COMPLEX=""
while read LINE; do
  if [[ $LINE =~ ^Screen.+current\ ([0-9]+)\ x\ ([0-9]+),.+$ ]]; then
    SCREEN_WIDTH=${BASH_REMATCH[1]}
    SCREEN_HEIGHT=${BASH_REMATCH[2]}
  fi
  if [[ $LINE =~ ([0-9]+)x([0-9]+)\+([0-9]+)\+([0-9]+) ]]; then
    POS_X=$((${BASH_REMATCH[3]}+${BASH_REMATCH[1]}/2-90))
    POS_Y=$((${BASH_REMATCH[4]}+${BASH_REMATCH[2]}/2-90))

    if [ -z "${FILTER_COMPLEX}" ]; then
      FILTER_COMPLEX="${FILTER_COMPLEX} [0:v:0] [2:v:0] overlay=$((${BASH_REMATCH[3]} + 170)):$((${BASH_REMATCH[4]} + 238)) [clear_screen];"
      FILTER_COMPLEX="${FILTER_COMPLEX} [clear_screen] boxblur=16:1 [blurred_screen];"
    fi

    FILTER_COMPLEX="${FILTER_COMPLEX} [blurred_screen] [1:v:0] overlay=${POS_X}:${POS_Y} [blurred_screen];"
  fi
done <<< "$(xrandr)"

timeout 1.5 ffmpeg -v error -nostats -nostdin -y \
  -video_size ${SCREEN_WIDTH:-1920}x${SCREEN_HEIGHT:-1080} \
  -threads 1 \
  -f x11grab -r 60 -i "${DISPLAY}+0,0" \
  -i /home/lukas2511/Pictures/lock.png \
  -i /home/lukas2511/Pictures/cryptolocker.png \
  -vframes 1 \
  -filter_complex "${FILTER_COMPLEX::-1}" \
  -map '[blurred_screen]' \
  /tmp/lockshot.png || cp /home/lukas2511/Pictures/lockscreen.png /tmp/lockshot.png

if [ -n "${WAYLAND_DISPLAY:-}" ]; then
  swaylock -c 141414 -i /tmp/lockshot.png -f || swaylock -c 141414 -i /home/lukas2511/Pictures/lockscreen.png -f
else
  i3lock -c 141414 -i /tmp/lockshot.png -f || i3lock -c 141414 -i /home/lukas2511/.lockscreen.png -f
fi

lockscreen.png