Image Optimization on a Linux server
jpegoptim
You can do a test run with the -n
aka --noaction
flag. It will print results without taking any action
jpegoptim -n img/
opencart directories with images
- image/catalog/
- catalog/view/
#!/bin/bash
# optimize-images.sh
install() {
# Install tools if not already installed
sudo apt-get install jpegoptim optipng
}
optimize_jpeg() {
# jpegoptim -pqt --all-progressive *.jpeg
# -p, --preserve, Preserve file modification times.
# -q, --quiet, Quiet mode.
# -t, --totals, Print totals after processing all files.
# --all-progressive, Force all output files to be progressive.
find -type f -name "*.jpg" -exec jpegoptim -pqtn --all-progressive {} \;
}
optimize_png() {
find -type f -name "*.png" -exec optipng -simulate -quiet {} \;
echo "Optimizing PNGs.. .. "
}
install
optimize_jpeg
optimize_png
echo "Success: Image files have been optimized."