animatebg

#!/usr/bin/env bash

vidfile=$1
pidfile=$HOME/.cache/animatebg.pid

killvid() {
  if [ -e "$pidfile" ]; then
    for l in $(cat $pidfile)
    do
      pkill -P $l
      kill -s TERM $l
    done
    rm $pidfile
  fi
}

if [ -z "$vidfile" ]; then
  echo "No video/GIF file provided."
  exit 1
elif [ ! "$vidfile" = "kill" ]; then
  killvid
  
  if [ "${vidfile: -4}" == ".gif" ]; then
    /usr/bin/xwinwrap -g "$(xrandr --nograb --current | awk '/\*/ {printf $1; exit}')+0+0" -ni -s -nf -b -un -argb -fdt  -- \
      /usr/bin/gifview -a -w WID $vidfile &
  else
    /usr/bin/xwinwrap -b -argb -un -s -g "$(xrandr --nograb --current | awk '/\*/ {printf $1; exit}')+0+0" -ni -nf -fdt -- \
      /usr/bin/mpv -wid WID --no-config --keepaspect=no --loop \
        --no-border --vd-lavc-fast --x11-bypass-compositor=no \
        --aid=no --vo=xv --hwdec=auto --really-quiet "$vidfile" &
  fi

  echo $! > $pidfile
else
  killvid
fi