Here is a quick video on how you can use a QR code to share images with ease using Darkroom Booth and EventGallery.com
Here are step by step instruction on how to add the dynamic URL for the QR code.
1. Access the client site for your EventGallery.com page.
2.Open the gallery you wish to upload to and select an image.
3.Copy everything up to the last "/" from the address bar.
4. Add the Barcode object and paste the path you just copied
5. Add the filename special text %file%. This will allow the code to update with each new image.
Be sure to use a version of the template without the QR code for the image that is uploaded to your gallery.