DCI Specs - Digital Cinema Initiatives

7.5.5.1. Introduction.................................................................................................... 737.5.5.2. Projection System Interfaces......................................................................... 737.5.6. Audio System ....................................................................................................... 747.5.6.1. Introduction.................................................................................................... 747.5.6.2. Audio System Interfaces................................................................................ 747.5.7. Screen Automation System................................................................................. 747.5.7.1. Introduction.................................................................................................... 747.5.7.2. Automation Interface ..................................................................................... 747.5.8. Screen Management System (SMS) ................................................................... 757.5.9. Multiplex Theater System Architecture.............................................................. 757.5.9.1. Introduction.................................................................................................... 757.5.9.2. Media Network............................................................................................... 757.5.9.3. Theater Management Network ...................................................................... 757.5.9.3.1. Introduction.............................................................................................. 757.5.9.3.2. Screen / Theater Management System (SMS/TMS) ............................... 767.5.9.3.3. Storage .................................................................................................... 767.5.9.3.4. Media Block ............................................................................................. 767.5.9.3.5. Projection System.................................................................................... 777.5.9.3.6. Cinema Audio Processor......................................................................... 778. PROJECTION 798.1. Introduction ...................................................................................................................798.2. Projection System Overview........................................................................................ 798.2.1. Functional Framework......................................................................................... 798.2.2. Projection Fundamental Requirements ............................................................. 798.2.2.1. Introduction.................................................................................................... 798.2.2.2. Interfaces....................................................................................................... 798.2.2.3. Alternative Content ........................................................................................ 808.2.2.4. Single Lens.................................................................................................... 808.2.2.5. Color Space Conversion................................................................................ 808.2.2.6. Pixel Count .................................................................................................... 808.2.2.7. Spatial Resolution Conversion ...................................................................... 808.2.2.8. Refresh Rate ................................................................................................. 808.2.2.9. Forensic Marking ........................................................................................... 808.2.2.10. Media Block ................................................................................................... 808.2.3. Projection Concepts ............................................................................................ 818.3. Projected Image and Viewing Environment for Digital Cinema Content ................. 818.3.1. Introduction .......................................................................................................... 818.3.2. Input ...................................................................................................................... 818.3.3. Environment ......................................................................................................... 818.3.3.1. Initial Conditions ............................................................................................ 818.3.3.2. Ambient Level................................................................................................ 818.3.3.3. Screen Characteristics .................................................................................. 828.3.4. Image Parameters ................................................................................................ 828.3.4.1. Introduction.................................................................................................... 828.3.4.2. Pixel Structure ............................................................................................... 828.3.4.3. Peak White Luminance.................................................................................. 82DCI Digital Cinema System Specification v.1.2 Page 8