#!/usr/bin/env bash

while getopts af: flag
do
    case "${flag}" in
        a) all="true";;
        f) fullname=${OPTARG};;
        *) echo ${OPTARG};;
    esac
done

echo $all
# echo $2

if [ $all ]; then
    ffmpeg -framerate 1 -pattern_type glob -i '*.jpg' -c:v libx264 -r 30 -pix_fmt yuv420p slideshow.mp4
fi