renameRetina

#!/usr/bin/env bash

target_dir=$(dirname $1);
dest_dir=$(dirname $2);
count=1

for file in $(ls $target_dir); do
    filename=$(basename $file)
    targetname=$(basename $2)
    targetname=${targetname%.*}
    size=""

    if [ $count != 1 ]; then
        size="@${count}x"
    fi
    echo ${target_dir}/$file → $dest_dir/${targetname}${size}.${filename##*.}
    mv ${target_dir}/$file $dest_dir/${targetname}${size}.${filename##*.}
    ((count++))
done