DCI Specs - Digital Cinema Initiatives

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LTCMain TitlesMBMDMEMetadataMTBFMXFNISTNSANTSCOAEPOpenOperational PatternPacking ListPALPerceptual CodingPlaylistPNGPOCAcronym for Linear Time CodeA credit sequence generally shown near the beginning of a motion pictureAcronym for Media BlockAcronym for Media Decryptor, the device located in the Media Block thatdecrypts the compressed content.Acronym for Media EncryptorData about data or data describing other data. Information that is consideredancillary to or otherwise directly complementary to essence. Information thatis useful or of value when associated with the essence being provided.Acronym for Mean Time Between FailureAcronym for Material eXchange FormatAcronym for National Institute of Standards and TechnologyAcronym for National Security AgencyAcronym for National Television System Committee, which developed theNTSC television broadcasting standardAcronym for Optimal Asymmetric Encryption PaddingReferring to visual data that is supplemental to a motion picture beingdisplayed on-screenAn MXF construct to define file structuresA list describing the files and providing a means for authentication of the filesas delivered in a packageAcronym for Phase Alternation by Line, a television broadcasting standard.Exploiting limitations in the HVS for data compressionConceptually, the format and structure of the various lists used to define theplayback of content in Digital CinemaAcronym for Portable Network Graphics, an extensible file format for thelossless, portable, well-compressed storage of raster images defined by thePNG Development Group.Acronym for Progression Order Change – see JPEG 2000 specification[ISO/IEC 15444-1]PPM Acronym for Packed Packet headers, Main header – see JPEG 2000specification [ISO/IEC 15444-1]PPT Acronym for Packed Packet headers, Title-part header – see JPEG 2000specification [ISO/IEC 15444-1]QCCQCDRAIDRANDReelAcronym for Quantization Component – see JPEG 2000 specification[ISO/IEC 15444-1]Acronym for Quantization Default – see JPEG 2000 specification [ISO/IEC15444-1]Acronym for Redundant Array of Inexpensive DisksAcronym for reasonable and nondiscriminatoryA conceptual period of time having a specific duration. A Reel is associatedwith track files. From a temporal view, the files making up a Reel are inparallel and are to be synchronized in their playback.DCI Digital Cinema System Specification v.1.2 Page 154
RenewableReplaceableRFCRGNROROMRRPSESECAMSecurity ManagerA software component is renewable if it can be remotely, smoothly andpossibly automatically upgraded or replaced without significantly disturbingsystem operations. A system shutdown and normal restart is acceptable,provided that after the restart, the system can be operated as before.A component is said to be replaceable if it can be upgraded or replacedwithout significantly disturbing system operations. A system shutdown andrestart is acceptable, provided that after the replacement, the system can beoperated as before.Acronym for Request For CommentsAcronym for Region of Interest – see JPEG 2000 specification [ISO/IEC15444-1]Acronym for Rights OwnerAcronym for Read Only MemoryAcronym for Request Response PairsAcronym for Security Entity, not to be confused with secure entityAcronym for System Electronique Couleur Avec Memoire, a televisionbroadcasting standardThe controlling device of the security system in either the encoding,distribution or the theater playback processSHA1 Acronym for Secure Hashing Algorithm 1ShowShow PlaylistSMSMDSMPTESMSSNMP/UDP/IPSPBSPLSPLSubpictureSubtitleTCP/IPTDES or 3DESThe presentation that the audience sees and hears in the theater auditoriumA Playlist of Composition Playlists and Event Playlists, describing asequence that occurs at a particular screen. A Show Playlist is typicallycreated by exhibition and transferred to the equipment controlling aparticular screen.Acronym for Security ManagerAcronym for Subtitle Media BlockAcronym for Society of Motion Picture and Television EngineersAcronym for Screen Management SystemAcronym for Simple Network Management Protocol Over User DatagramProtocol Over Internet ProtocolAcronym for Secure Processing BlockAcronym for Show PlaylistAcronym for Sound Pressure LevelA multiple-image file format for the transport of visual data supplemental to amotion picture that is intended only for graphic overlay with the main imageoutput of a digital projectorText that is a representation, in a different language, of dialog occurringduring scenes of a motion picture. Generally associated with dialogtranslation for localization of a motion picture in a particular territory.Acronym for Transmission Control Protocol / Internet ProtocolAcronym for Triple Data Encryption Standard. TDES or 3DES was adoptedas a federal standard in 1998 [FIPS (46-3)] and [ANSI standard X9.32]DCI Digital Cinema System Specification v.1.2 Page 155
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Digital Cinema Initiatives, LLCDigi
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Table of Contents1. OVERVIEW 151.1.
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5.2.2. Packaging Fundamental Requir
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7.5.5.1. Introduction..............
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9.4.2.5. Screen Management System (
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Table of FiguresFigure 1: System Ov
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equirements for encrypting the esse
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• This document specifies a basel
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DCI Digital Cinema System Specifica
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2.1.1. Major System Concepts2.1.1.1
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2.1.1.8. ReelsFeature films have be
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Metadata within the DCDM provides a
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3.2.1.6. Transfer FunctionThe CIE X
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The information, as shown in Table
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AES Pair#/Ch# Channel # Label / Nam
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3.3.4. File Format3.3.4.1. GeneralT
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3.4.3. Timed Text Concepts and Requ
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• All decoders shall decode each
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5.2.2.3. InteroperableThe Packaging
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Figure 6: Example Show PlaylistThe
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Length (Value Length), followed by
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which it was stopped or paused. It
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5.3.4.2. Frame BoundariesThe Audio
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• Rating• Aspect Ratio• Image
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• Annotation Text parameter (opti
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7.2.3.1. ReliabilityA key part of t
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• Country• Rating• Aspect Rat
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facility, while the system is in op
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Exhibitor and the Distributor, data
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7.5.2.2. Ingest InterfacesExcept fo
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(channels) * hours * 60 min/hour *
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7.5.4.2.4. UnpackagingAny packaged
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7.5.6. Audio System7.5.6.1. Introdu
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made up of Theater System devices a
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8.2.2.3. Alternative ContentThe pro
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With the projector turned off or wi
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Image ParametersNominal(Projected I
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Input Code Values Output Chromatici
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8.4. Projector Interfaces8.4.1. Int
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• Lens Shift Up / Down• Lamp Mo
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• Essence Encryption and Cryptogr
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content keys and Trusted Device Lis
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Figure 14: Digital Cinema Security
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Figure 15 presents the two fundamen
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9.4.2.3. Media Blocks (MBs)The term
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Page 108 and 109: Figure 18: Show Playback Overview9.
Page 110 and 111: a. Playout shall be fully supported
Page 112 and 113: 9.4.5. Intra-Theater Communications
Page 114 and 115: 4. Projector SPB designs shall not
Page 116 and 117: the event, and zero all Critical Se
Page 118 and 119: window) shall be UTC.Security Manag
Page 120 and 121: . The SM shall independently authen
Page 122 and 123: 6. No broadcast RRP commands shall
Page 124 and 125: Functions of the Security Manager (
Page 126 and 127: Note: DCI reserves the right, at so
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Page 130 and 131: • Log Data - Security event infor
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Page 134 and 135: failure) per Section 9.6.1.3 Digita
Page 136 and 137: • Secure Silicon -Sensitive data
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Page 142 and 143: to the appropriate Section 9.4.5.2.
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Page 146 and 147: Security Managers (SMs) other than
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Page 152 and 153: CPRL Acronym for Component Position
Page 156: TDLTimed TextTLMTLSTMSTrack FileUDP
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DCI Specs - Digital Cinema Initiatives

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