Optimize Command Line Batch Processing Using the Find Command

Find All Jpegs

find ./ -iname '*.jpg'

Find and Optimize all Jpegs

find ./ -iname '*.jpg' -exec jpegoptim -p {} \;

Create Hidden File to Track Date

touch .jpeg_crush

Create Optimization Script

nano jpeg_crush.sh

#!/bin/bash
find ./ -newer .jpeg_crush -iname '*.jpg' -exec jpegoptim -p {} \;
touch .jpeg_crush

Type control-o, control-x to exit.

Make Script Executable

chmod +x jpeg_crush.sh

Run Jpeg Crush

./jpeg_crush.sh