No, it isn't the same as the database, and is extremely simple. It was written to do pretty much what Tan Teck Hock wanted:
> to display the filename plus a thumbnail of the photo?
The filenames are displayed by default, although they can be replaced by captions, also images over a certain (configurable) size are resized and resaved. You will need to login as guest to see a demo here. Please upload the latest version from here: