Patron de conception - SmartProjector

Pipes and filters
How can we perform complex processing on a message while maintaining independence and flexibility?

MVC
Model: sends logins + comments + settings to the view and controller

View: one window with streams from different computers + user window (on his computer) with the possibility of adding comments and setting up the view

Controller: updates view and model, processes data

RBAC : Role-Based Access Control
Students (users) don't have the same permissions as the teacher (admin)