80 lines
2.1 KiB
Bash
80 lines
2.1 KiB
Bash
#!/bin/bash
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CSI='\033['
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CEND="${CSI}0m"
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CGREEN="${CSI}1;32m"
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##################################
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# Welcome
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##################################
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echo ""
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echo "Welcome to optimize.sh image optimization script."
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echo ""
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echo ""
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echo "Do you want to optimize all jpg images in $1 ? (y/n)"
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while [[ $jpg != "y" && $jpg != "n" ]]; do
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read -p "Select an option [y/n]: " jpg
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done
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echo ""
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echo "Do you want to optimize all png images in $1 (it may take a while) ? (y/n)"
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while [[ $png != "y" && $png != "n" ]]; do
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read -p "Select an option [y/n]: " png
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done
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echo ""
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echo "Do you want to convert all jpg & png images to WebP in $1 ? (y/n)"
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while [[ $webp != "y" && $webp != "n" ]]; do
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read -p "Select an option [y/n]: " webp
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done
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# optimize jpg
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jpg_optimize() {
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find "$1" -type f \( -iname "*.jpg" -o -iname "*.jpeg" \) -print0 | xargs -0 jpegoptim --preserve --quiet --strip-all -m82
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echo -ne " jpg optimization [${CGREEN}OK${CEND}]\\r"
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echo -ne '\n'
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}
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# optimize png
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png_optimize() {
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find "$1" -type f -iname '*.png' -print0 | xargs -0 optipng -o7 -strip all -quiet
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echo -ne " png optimization [${CGREEN}OK${CEND}]\\r"
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echo -ne '\n'
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}
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# convert png to webp
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webp_convert_images() {
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find "$1" -type f -iname "*.png" -print0 | xargs -0 -I {} \
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bash -c 'webp_version="$0".webp
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if [ ! -f "$webp_version" ]; then
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{ cwebp -quiet -z 9 -mt {} -o {}.webp; }
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fi'
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echo -ne " png to webp conversion [${CGREEN}OK${CEND}]\\r"
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echo -ne '\n'
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# convert jpg to webp
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find "$1" -type f \( -iname "*.jpg" -o -iname "*.jpeg" \) -print0 | xargs -0 -I {} \
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bash -c 'webp_version="$0".webp
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if [ ! -f "$webp_version" ]; then
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{ cwebp -quiet -q 82 -mt {} -o {}.webp; }
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fi'
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echo -ne " jpg to webp conversion [${CGREEN}OK${CEND}]\\r"
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echo -ne '\n'
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}
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if [ "$jpg" = "y" ]; then
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jpg_optimize "$@"
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fi
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if [ "$png" = "y" ]; then
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png_optimize "$@"
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fi
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if [ "$webp" = "y" ]; then
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webp_convert_images "$@"
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fi
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# We're done !
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echo ""
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echo -e " ${CGREEN}Image optimization performed successfully !${CEND}"
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echo ""
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