rename-images-with-uuidv4.sh

#!/bin/bash

# Set the directory path to rename images
directory_path="/path/to/images"

# Loop through all image files in the directory and its subdirectories
find "$directory_path" -type f \( -iname "*.jpg" -o -iname "*.jpeg" -o -iname "*.png" -o -iname "*.gif" \) | while read file; do
    # Generate a UUIDv4 string
    uuid=$(uuidgen | tr '[:upper:]' '[:lower:]')

    # Get the file extension
    extension="${file##*.}"

    # Rename the file with the UUIDv4 string and original extension
    mv "$file" "${file%/*}/${uuid}.${extension}"
done

echo "All image files in $directory_path and its subdirectories have been renamed with UUIDv4 strings."