This describes the where and how for loading images to the production server for online delivery via the Image Class. The creation of derivative image files from master image files for online delivery is covered in a separate document called Image Class Image Processing .
Image Processing precedes image loading.
The index directory is used by the Image Class CGI middleware, and by the data transformation software, as a consistent means of locating the image files of a collection. Image Loading takes place prior to database transformation, except in cases where a database does not have digital image files associated with it. Filenaming Please refer to the Image Class Image File Naming document for the details. It is best of image filenames are unique within the collection. If they are known to not be, it is possible to have the symbolic links in the index directory use the subdirectory path to the image file to make the name unique.