encode base64

base64.sh

for image in *jpg;
do;
  base64 < ${image} > ${image}.base64;
done

gzip.sh

for file in *jpg*;
do;
  gzip ${file};
done

summation.awk

ls -la *jpg|awk '{sum+=$5} END{print sum}'
ls -la *jpg.gz|awk '{sum+=$5} END{print sum}'
ls -la *jpg.base64.gz|awk '{sum+=$5} END{print sum}'