convert-images.sh

#!/bin/bash
# install vips at https://www.libvips.org/install.html

input_dir="assets/images/"
quality=50
for input_file in "$input_dir"/*.{jpg,jpeg,png}; do
    echo "Processing $input_file"
    if [[ ! -f "$input_file" ]]; then
        continue
    fi
  
    output_file="${input_file}.avif"
    if [[ -f "$output_file" ]]; then
        echo "Skipping $input_file (already converted)"
        continue
    fi
    vips copy "$input_file" "$output_file[Q=$quality]"
    echo "Converted $input_file to $output_file with quality $quality"
done

echo "All files in $input_dir have been converted."