palindromeGif.sh

palindromeGif() {
  if [[ -n "$1" ]]; then
    ffmpeg -i $1 -r 10 -vcodec png out-static-%05d.png

    if [[ $2 != '--big' ]]; then                                                                                
      a=$(ls out-static* | wc -l)
      for p in $(ls -r out-static*);
        do
        out=$(printf "out-static-%05d.png" $a)
        let "a++"
        cp $p $out
        done
      time convert -verbose +dither -layers OptimizePlus -resize 25% \> out-static*.png  GIF:- | gifsicle --      colors 256 --delay=5 --loop --optimize=3 --multifile - > $1.gif
      # OptimizePlus
    else
       a=$(ls out-static* | wc -l)
      for p in $(ls -r out-static*);
        do
        out=$(printf "out-static-%05d.png" $a)
        let "a++"
        cp $p $out
        done
      time convert -verbose +dither -layers OptimizePlus -resize 600x600\> out-static*.png  GIF:- | gifsicle --   colors 128 --delay=5 --loop --optimize=3 --multifile - > $1.gif
    fi
    rm out-static*.png
  else
    echo "proper usage: palindromeGif <input_movie.mov>. You DO need to include extension."
  fi
}