CONTENTS

INTRODUCTION     vii
 1     Scope
 2     Normative references
        2.1     Identical Recommendations | International Standards
        2.2     Paired Recommendations | International Standards equivalent in technical content
        2.3     Additional references
 3     Definitions
 4     Abbreviations
 5     Conventions
        5.1     Subordinate
        5.2     Superior
        5.3     Next and following
        5.4     Preceding
 6     Architectural principles
        6.1     Architectural concepts
        6.2     Structural model of a document
                  6.2.1     Specific structures
                  6.2.2     Content of a document
                  6.2.3     Generic structures
        6.3     Descriptive representation of a document
                  6.3.1     Constituents of a document
                  6.3.2     Content portion descriptions
                  6.3.3     Object descriptions
                  6.3.4     Object class descriptions
                  6.3.5     Styles       
                  6.3.6     Alternative descriptions
                  6.3.7     Document profile
                  6.3.8     Protected part descriptions
                  6.3.9     Document class descriptions
                 6.3.10     Generic-documents
                 6.3.11     External-documents
                 6.3.12     Resource-documents
                 6.3.13     Classes of document architecture
                 6.3.14     Sets of constituents
        6.4     Document processing model
                  6.4.1     The editing process
                  6.4.2     The layout process
                  6.4.3     The imaging process
        6.5     Roles of the document architecture constituents in document processing
                  6.5.1     Editing process
                  6.5.2     Layout process
                  6.5.3     Imaging process
        6.6     Security protection of parts of a document
                  6.6.1     Intended and privileged recipients
                  6.6.2     Protecting parts of the document profile
                  6.6.3     Protecting parts of the document body
 7     Document structures and colour
        7.1     Specific structures
                  7.1.1     General principles
                  7.1.2     Sequential order
                  7.1.3     Content portions
        7.2     Specific logical structures
                  7.2.1     Document logical root
                  7.2.2     Composite logical objects
                  7.2.3     Basic logical objects
        7.3     Specific layout structure
                  7.3.1     Objects of the layout structure
                  7.3.2     Positioning layout objects
                  7.3.3     Naming of edges of frames and blocks
                  7.3.4     Measurement
                  7.3.5     Borders of frames and blocks
        7.4     Documents containing both specific structures
        7.5     Generic structures
                  7.5.1     General principles
                  7.5.2     Generator and factor sets of object class descriptions
                  7.5.3     Complete generator sets of object class descriptions
                  7.5.4     Generation of structures
                  7.5.5     Content in generic structures
                  7.5.6     Generic logical structure
                  7.5.7     Generic layout structure
                  7.5.8     Resource-document
        7.6     Colour
                  7.6.1     Overview
                  7.6.2     Reference colour space
                  7.6.3     Interchange colour spaces
                  7.6.4     Colour imaging model
                  7.6.5     Colour tolerance
 8     Interface between the document architecture and content architectures
        8.1     General concept
        8.2     Specification of a content architecture
        8.3     Interface information
                  8.3.1     Interface between a content architecture and the document profile
                  8.3.2     Interface between a content architecture and a basic component description
                  8.3.3     Interface between a content architecture and a content portion
 9     Attribute definitions
        9.1     General principles of attributes
                  9.1.1     Attribute categorisation
                  9.1.2     Attribute values
                  9.1.3     Expressions
                  9.1.4     Colour attribute values
        9.2     Attribute definition format
        9.3     Shared Attributes
                  9.3.1     Identification attributes
                  9.3.2     Construction attributes
                  9.3.3     Relationship attributes
                  9.3.4     Content architecture class
                  9.3.5     Miscellaneous attributes
                  9.3.6     Security attributes
        9.4     Layout attributes
                  9.4.1     Property attributes
                  9.4.2     Formatting attributes
                  9.4.3     Imaging attributes
                  9.4.4     Presentation attributes
        9.5     Logical attributes
                  9.5.1     Protection
                  9.5.2     Layout style
        9.6     Layout style attributes
                  9.6.1     Layout style identifier
                  9.6.2     Attributes which can be specified for layout styles
        9.7     Layout directive attributes
                  9.7.1     General principles of layout directive attributes
                  9.7.2     Block alignment
                  9.7.3     Concatenation
                  9.7.4     Fill order
                  9.7.5     Floatability range
                  9.7.6     Indivisibility
                  9.7.7     Layout category
                  9.7.8     Layout object class
                 9.7.9      Logical stream category
                9.7.10      Logical stream sub-category
                9.7.11      New layout object
                 9.7.12     Offset      
                9.7.13      Same layout object
                9.7.14      Separation
                9.7.15      Synchronisation
                9.7.16      Interactions and precedences among the layout directive attributes
                9.7.17      Interactions among attributes affecting the layout process
       9.8      Presentation style attributes
                 9.8.1      Presentation style identifier
                 9.8.2      Attributes which can be specified for presentation styles
       9.9      Content portion attributes
                 9.9.1      Identification attributes Content identifier – logical; Content identifier – layout
                 9.9.2      Common coding attributes – Type of coding
                 9.9.3      Content information attributes
                 9.9.4      Coding attributes
       9.10     Protected part attributes
                9.10.1      Protected part identifier
                9.10.2      Sealed document profile information
                9.10.3      Enciphered information
10     Reference model of the document layout process
       10.1     Introduction
                 10.1.1     Overview
                10.1.2      Initialization
       10.2     Content and layout structure generation
                10.2.1      Laying out content of a document
                 10.2.2     Specific layout structure generation
       10.3     Layout references and categories
                 10.3.1     Stream categories
                 10.3.2     Layout categories
                 10.3.3     Basic principles of layout streams
                 10.3.4     Layout object class
       10.4     The effect of some attributes on the document layout process
                 10.4.1     New layout object
                 10.4.2     Floatability range
                 10.4.3     Same layout object
                 10.4.4     Indivisibility
                 10.4.5     Synchronization
                 10.4.6     Balance   
       10.5     Layout process for frames
                 10.5.1     Placement of frames with fixed position
                 10.5.2     Placement of frames with variable position
       10.6     Allocation of areas for blocks
                 10.6.1     Determination of the available area
       10.7     Alternative representation
11     Reference model of the document imaging process
       11.1     Imaging order
       11.2     Intersection principles
                 11.3.3     Definition of assured reproduction area
12     Reference model for protecting parts of a document
       12.1     The overall model
       12.2     The local system
13     Document architecture classes
       13.1     Definition of document architecture classes
       13.2     The constituents of document architecture classes
       13.3     Minimum attribute sets
       13.4     Constraints on attributes
Annex  A  –  Notation used to represent document structures
        A.1     Notation for structure diagrams
        A.2     Notation for expressions
                  A.2.1     Conventions for production rules
                  A.2.2     Notation for construction expressions
                  A.2.3     Notation for string expressions
                  A.2.4     Notation for numeric expressions
                  A.2.5     Notation for object identifier expressions
                  A.2.6     Bindings
                  A.2.7     Notation for references to binding values
Annex  B  –  Examples of document structures
        B.1     Introduction
        B.2     Notation used to specify constituents of a document
                  B.2.1     General
                  B.2.2     Generator for subordinates
                  B.2.3     Content portions
        B.3     Introduction to specimen document
        B.4     Specific structures
                  B.4.1     Formatted form documents with specific layout structure only
                  B.4.2     Processable form document with specific logical structure only
        B.5     Processable form document with generic logical structure and generic layout structure
                  B.5.1     Introduction
                  B.5.2     Generic logical structure
                  B.5.3     Specific logical structure
                  B.5.4     Generic layout structure
                  B.5.5     Object descriptions and object class descriptions
        B.6     Specific layout structure
Annex  C  –  Examples of particular document architecture features
        C.1     Layout of frames
                  C.1.1     Conventions
                  C.1.2     Position attribute for a frame in a fixed position
                  C.1.3     Single column text of variable height
                  C.1.4     “Wrapping” of text around a left aligned picture
                  C.1.5     Picture with text on both sides
                  C.1.6     Multi-lingual synchronized text
                  C.1.7     Footnote placement
                  C.1.8     Tabular layout
        C.2     Layout of blocks
                  C.2.1     Concatenation
                  C.2.2     Offset      
                  C.2.3     Separation
                  C.2.4     Layout path
                  C.2.5     Fill order
                  C.2.6     Block alignment
                  C.2.7     Illustration of attributes used in combination
        C.3     Further constraints on layout
                  C.3.1     Layout object class
                  C.3.2     Synchronization
                  C.3.3     New layout object
                  C.3.4     Same layout object
                  C.3.5     Indivisibility
                  C.3.6     Balance
        C.4     Texture and imaging order attributes
                  C.4.1     Example 4.1
                  C.4.2     Example 4.2
                  C.4.3     Example 4.3
                  C.4.4     Example 4.4, example of an application
        C.5     Bindings, content generator
Annex D  –  The defaulting mechanism
        D.1     The defaulting mechanism as applicable to each defaultable attribute
        D.2     Determination of content portions and their associated attributes
                  D.2.1     Determination of content associated with basic logical objects
                  D.2.2     Determination of content associated with layout objects
Annex  E  –  Attribute summary tables
Annex  F  –  Overview of alternative description – Technical and implementation aspects
        F.1     Substituting basic objects
        F.2     Independence of substitutions
        F.3     Selection of alternatives
        F.4     Substitution in the initialization process
        F.5     Syntactical selection of alternatives
        F.6     Preference between several alternatives

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Annex G  –  Further information on security aspects within a document
        G.1     What can in principle be protected within a document?
                  G.1.1     What does a document contain?
                  G.1.2     What can an unauthorized recipient do with a document?
                  G.1.3     What protection can be given to a document?
                  G.1.4     Summary
        G.2     Security features supported by the ITU-T Rec. T.410-Series | ISO/IEC 8613
                  G.2.1     Features provided to an originator
                  G.2.2     Features provided to a privileged recipient
        G.3     The kinds of protection mechanisms supported
                  G.3.1     Confidentiality
                  G.3.2     Integrity
                  G.3.3     Authenticity
                  G.3.4     Non-repudiation of origin
        G.4     Techniques supported by the ITU-T Rec. T.410-Series | ISO/IEC 8613
                  G.4.1     Techniques for confidentiality
                  G.4.2     Techniques for sealing for content integrity, authenticity and non-repudiation
        G.5     Further details on the reference model for protecting parts of a document
                  G.5.1     The overall model
                  G.5.2     The local system
        G.6     Document application profiles
Annex  H  –  Conversions between the reference colour space and the interchange spaces
        H.1     CIE L*u*v*
                 H.1.1      Conversion from the reference colour space to CIE L*u*v*
                  H.1.2     Conversion from CIE L*u*v* to the reference colour space
        H.2     CIE L*a*b*
                  H.2.1     Conversion from the reference colour space to CIE L*a*b*
                  H.2.2     Conversion from CIE L*a*b* to the reference colour space
        H.3     RGB
                  H.3.1     Conversion from the reference colour space to linear (non-gamma corrected) RGB
                  H.3.2     Conversion from linear (non-gamma corrected) RGB to the reference colour space
                  H.3.3     Conversion from non-linear (gamma-corrected) RGB to the reference colour space
                  H.3.4     Conversion from the reference colour space to non-linear (gamma-corrected) RGB
        H.4     CMY(K)
                  H.4.1     Conversion from CMY(K) to the reference colour space
                  H.4.2     CMY(K) calibration data
        H.5     Colour tolerance
Annex  I  –  Definitions of colour terms
Annex  J  –  Colour concepts
        J.1     General concepts
                  J.1.1     An overview of CIE colorimetry
                  J.1.2     Appearance matching
                  J.1.3     Device spaces
        J.2     Colour spaces
                  J.2.1     CIE uniform colour spaces
                  J.2.2     RGB (Red, Green, Blue) colour space
                  J.2.3     CMY(K) colour space
        J.3     Gamut compression
        J.4     Colour differences
Annex  K  –  Bibliography on colour