DCI Specs - Digital Cinema Initiatives

Exhibitor and the Distributor, data collected by the Theater Management System could bemade available.7.5. Theater Systems Architectures7.5.1. IntroductionA Digital Cinema Theater System includes several component systems: ingest, storage,Media Block, security, projection, audio system, Theater Management System, ScreenManagement System and automation. An example of a single screen installation is shown inFigure 10.7.5.2. Ingest7.5.2.1. IntroductionIngest is the process of receiving content and security information at the theater level.These are the devices that connect to and from the outside world. The following is anexample list of such devices split into two groups. The first group has to do with contentwhile the second group is for security and control.Content:• Satellite receiver(s) (with cache or local storage)• Terrestrial fiber network(s) (with cache or local storage)• Fixed media interface(s)Security and Control:• Security Management Interface – Standardized Extra-Theater Message(ETM) and logging report communications interface.• Once a complete DCP has been ingested, the TMS or SMS is encouraged toverify that a KDM is available and displays the time window for showing thecontent. A TMS or SMS show schedule can display conflicts between theKDM and the scheduled showings.• The TMS or SMS is encouraged to alert the user when a KDM will expirewithin 48 hours.DCI Digital Cinema System Specification v.1.2 Page 66