There is a CMS in which you can create courses, inside each of these you can insert target images, which once framed with the camera in the app, show a content, also associated in the CMS, which can be of such as video, document or audio.
Then on the CMS side all the part of inserting the target image and the respective content to be displayed is managed.
On the app side, you simply choose the course from a drop-down menu and the camera will open, frame the target image and the content appears.
If the course is set as private in the CMS then a password must be entered to enable the use of AR