IEC 62448:2017

IEC 62448 ®
Edition 4.0 2017-11
INTERNATIONAL
STANDARD
Multimedia systems and equipment – Multimedia E-publishing and E-books –
Generic format for E-publishing
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IEC 62448 ®
Edition 4.0 2017-11
INTERNATIONAL
STANDARD
Multimedia systems and equipment – Multimedia E-publishing and E-books –

Generic format for E-publishing

INTERNATIONAL
ELECTROTECHNICAL
COMMISSION
ICS 33.160.60; 35.240.30 ISBN 978-2-8322-4936-9

– 2 – IEC 62448:2017 © IEC 2017
CONTENTS
FOREWORD . 10
INTRODUCTION . 12
1 Scope . 13
2 Normative references . 13
3 Terms and definitions . 13
4 Position and requirements for generic format . 14
4.1 Generic format in contents creation/distribution model . 14
4.2 Requirements for generic format . 14
5 Notation . 14
6 Logical structure . 14
7 Semantics . 17
Annex A (normative) BBeB Xylog format . 18
A.1 General . 18
A.2 Structure description . 18
A.3 Block layout . 37
A.3.1 Layout . 37
A.3.2 Block . 37
A.3.3 Coordinate system . 38
A.4 Terminology . 38
A.4.1 Page layout . 38
A.4.2 Block layout . 39
A.4.3 Data types . 40
A.5 Elements and attributes . 41
A.5.1 BBeBXylog . 41
A.5.2 BookInformation . 41
A.5.3 Info . 41
A.5.4 BookInfo . 42
A.5.5 Title . 42
A.5.6 Author . 42
A.5.7 BookID . 42
A.5.8 Publisher . 42
A.5.9 Label . 43
A.5.10 Category . 43
A.5.11 Classification . 43
A.5.12 FreeText . 43
A.5.13 DocInfo . 43
A.5.14 Cthumbnail . 43
A.5.15 Language . 43
A.5.16 Creator . 43
A.5.17 SumPage . 44
A.5.18 Keyword . 44
A.5.19 TOC . 44
A.5.20 TocLabel . 44
A.5.21 Main . 44
A.5.22 Page . 44

A.5.23 Wait . 48
A.5.24 TextBlock . 48
A.5.25 P . 55
A.5.26 Plot . 56
A.5.27 CR . 57
A.5.28 Fill . 57
A.5.29 Space . 57
A.5.30 CharButton . 57
A.5.31 Rubi. 57
A.5.32 Oyamoji . 57
A.5.33 Gaiji . 58
A.5.34 AltString . 58
A.5.35 Org . 58
A.5.36 Alt. 58
A.5.37 Rubimoji . 58
A.5.38 Box . 58
A.5.39 EmpDots . 59
A.5.40 EmpLine . 60
A.5.41 Sub . 60
A.5.42 Sup . 60
A.5.43 Yoko . 60
A.5.44 Tate . 60
A.5.45 Nekase . 60
A.5.46 NoBR . 60
A.5.47 DrawChar . 60
A.5.48 Italic . 61
A.5.49 Bold . 61
A.5.50 ImageBlock . 61
A.5.51 ButtonBlock . 64
A.5.52 BaseButton . 66
A.5.53 FocusinButton . 67
A.5.54 JumpTo . 67
A.5.55 Run . 67
A.5.56 SoundStop . 68
A.5.57 CloseWindow . 68
A.5.58 PushButton . 68
A.5.59 UpButton . 68
A.5.60 Canvas . 69
A.5.61 PutObj . 70
A.5.62 Moveto . 71
A.5.63 Lineto . 71
A.5.64 DrawBox . 72
A.5.65 DrawEllipse . 73
A.5.66 RuledLine . 74
A.5.67 Style . 74
A.5.68 BookStyle . 74
A.5.69 SetDefault . 75
A.5.70 RegistFont . 76
A.5.71 BookSetting . 77

– 4 – IEC 62448:2017 © IEC 2017
A.5.72 TextStyle . 78
A.5.73 BlockStyle . 82
A.5.74 PageStyle . 84
A.5.75 Objects . 87
A.5.76 Window . 87
A.5.77 PopUpWin . 88
A.5.78 Sound . 88
A.5.79 SoundStream . 89
A.5.80 ImageStream . 89
A.5.81 Header . 90
A.5.82 Footer . 91
A.5.83 eSound . 92
A.5.84 Font . 92
A.5.85 Image . 93
A.5.86 Button . 94
A.6 Reserved elements . 94
A.6.1 General . 94
A.6.2 ShowOrder . 94
A.6.3 SetText . 94
A.6.4 div . 94
A.6.5 SendMessage . 95
A.6.6 SimpleTextBlock . 95
A.6.7 MoveObj . 95
A.6.8 ViewPoint . 95
A.6.9 MiniPage . 95
A.6.10 PageDiv . 95
A.6.11 BlockList . 95
A.6.12 Text . 95
A.6.13 SimpleText . 95
A.6.14 Locate . 95
A.6.15 Import . 95
A.6.16 ObjLink . 95
A.6.17 FileLink . 95
A.6.18 Solo . 96
A.6.19 Pages . 96
A.6.20 Template . 96
A.6.21 TemplateSet . 96
A.6.22 PlotText . 96
A.6.23 AutoSpacing . 96
A.6.24 Span . 96
A.6.25 Property . 96
Annex B (normative) XMDF XML format . 97
B.1 General . 97
B.2 Overview of the format's structure . 97
B.3 Elements and attributes . 98
B.3.1 General . 98
B.3.2 Page_ID . 98
B.3.3 Object_ID . 98
B.3.4 Char_ID . 98

B.3.5 Reading . 98
B.3.6 Filename . 99
B.3.7 Standard character . 99
B.3.8 Standard character string . 100
B.3.9 Extended character. 100
B.3.10 Extended character string . 100
B.3.11 External character . 100
B.3.12 External character string . 102
B.3.13 External extended character string . 102
B.3.14 Coordinates . 102
B.3.15 Polygonal_region . 102
B.3.16 Colour . 103
B.3.17 Date . 103
B.3.18 Time . 103
B.3.19 Country. 104
B.3.20 Personal_name. 104
B.3.21 Organization_name . 104
B.3.22 Address . 105
B.3.23 Permission . 105
B.3.24 Keyword . 106
B.3.25 Telephone_number . 106
B.3.26 Mail_address . 107
B.4 Description format details . 107
B.4.1 General . 107
B.4.2 Book information modules bvf . 108
B.4.3 Bibliographic data book_info . 109
B.4.4 Content management module body_module . 114
B.4.5 Event info module event_info . 128
B.4.6 Parts data module parts_module . 133
B.4.7 Object instances . 138
B.5 Colour names . 195
B.6 Localization . 196
B.6.1 Possible additions . 196
B.6.2 Standard characters . 196
B.6.3 Characters usable for reading . 197
B.6.4 Sorting rules for search_table_def . 197
B.6.5 Additional attributes for enable_key_type . 198
B.7 Specification of the XMDF XML format in the RELAX NG compact syntax . 198
B.7.1 General . 198
B.7.2 Elements and attributes for object instances, bibliographic data and
other data for content structure . 198
B.7.3 Elements and attributes for dictionary data object instance . 227
B.7.4 Elements and attributes for text object instance 2 . 233
Annex C (normative) ESP format . 246
C.1 General . 246
C.2 Overview. 246
C.2.1 Content structure . 246
C.2.2 XML files . 247
C.2.3 The relationship between body data and style data . 247

– 6 – IEC 62448:2017 © IEC 2017
C.2.4 Character codes . 248
C.2.5 Line break codes . 248
C.2.6 Coding precautions . 248
C.2.7 Restrictions . 249
C.3 Elements and attributes . 250
C.3.1 General . 250
C.3.2 Common elements . 251
C.3.3 Text-related elements . 253
C.3.4 Dictionary-related elements . 269
C.3.5 Search-table related elements . 274
C.3.6 Comic-related elements . 277
C.3.7 Bibliography data elements . 282
C.3.8 Global settings data elements . 287
C.3.9 Table of contents/item data elements . 288
C.3.10 Animation data elements . 290
C.4 Style data . 291
C.4.1 General . 291
C.4.2 Properties . 291
C.4.3 Property-selector combinations . 302
C.5 Comments to specifications . 311
C.5.1 Block element behaviour . 311
C.5.2 Style data parsing . 312
C.5.3 Folder structure . 313
C.5.4 Indicating vendor-specific information . 314
C.5.5 Minimum/small/medium/large/maximum values that indicate text size,
text spacing, and line spacing . 315
C.5.6 Font size descriptions . 315
C.6 Colour names . 315
C.7 Specification of ESP format in the RELAX NG compact syntax . 316
Bibliography . 350

Figure 1 – Contents creation/distribution model . 14
Figure A.1 – Conceptual diagram of the "Block layout" . 37
Figure A.2 – Coordinate system . 38
Figure A.3 – Page layout composition . 39
Figure A.4 – Block layout composition . 40
Figure A.5 – Bgimagemode attribute . 46
Figure A.6 – Layout attribute . 47
Figure B.1 – XML tree structure . 97
Figure B.2 – Example of valign="middle" . 139
Figure B.3 – Example of dropped capital . 144
Figure B.4 – Left and right margin of a paragraph . 144
Figure B.5 – Horizontal writing in vertical text . 147
Figure B.6 – Ruby . 148
Figure B.7 – Example of search page object instance rendering . 170
Figure B.8 – Comic object Instance . 174
Figure C.1 – Content XML file example . 247

Figure C.2 – Style data example . 248
Figure C.3 – Element coding example . 248
Figure C.4 – Numbers that indicate the origin point for the absolute position on the
page . 251
Figure C.5 – section element coding example . 252
Figure C.6 – Content/page progression directions . 313
Figure C.7 – Folder (directory) structure example . 314

Table A.1 – Data types . 41
Table A.2 – Attribute of BBeBXylog . 41
Table A.3 – Attribute of Info . 41
Table A.4 – Attribute of Title . 42
Table A.5 – Attribute of Author . 42
Table A.6 – Attribute of Publisher . 42
Table A.7 – Attribute of Label . 43
Table A.8 – Attribute of Cthumbnail . 43
Table A.9 – Attribute of TocLabel . 44
Table A.10 – Attribute of Page . 45
Table A.11 – Attribute of Wait . 48
Table A.12 – Attribute of TextBlock . 49
Table A.13 – rubyalign attribute . 51
Table A.14 – rubyadjust attribute . 52
Table A.15 – rubyoverhang attribute . 52
Table A.16 – empdotsposition attribute . 52
Table A.17 – emplineposition attribute . 53
Table A.18 – emplinetype attribute . 53
Table A.19 – align attribute . 53
Table A.20 – blockrule attribute . 54
Table A.21 – Attribute of P . 56
Table A.22 – Attribute of Plot . 56
Table A.23 – Attribute of Fill . 57
Table A.24 – Attribute of Space . 57
Table A.25 – Attribute of CharButton. 57
Table A.26 – Attribute of Gaiji . 58
Table A.27 – Attribute of Box . 59
Table A.28 – linetype attribute . 59
Table A.29 – Attribute of EmpDots . 59
Table A.30 – Attribute of Empline . 60
Table A.31 – Attribute of DrawChar . 61
Table A.32 – Attribute of ImageBlock . 62
Table A.33 – Attribute of ButtonBlock. 65
Table A.34 – Attribute of BaseButton . 66
Table A.35 – Attribute of FocusinButton . 67

– 8 – IEC 62448:2017 © IEC 2017
Table A.36 – Attribute of JumpTo . 67
Table A.37 – Attribute of Run . 67
Table A.38 – runoption attribute . 68
Table A.39 – Attribute of PushButton . 68
Table A.40 – Attribute of UpButton . 68
Table A.41 – Attribute of Canvas . 69
Table A.42 – Attribute of PutObj . 70
Table A.43 – Attribute of Moveto . 71
Table A.44 – Attribute of Lineto. 71
Table A.45 – arrowtype attribute . 72
Table A.46 – Attribute of DrawBox . 72
Table A.47 – Attribute of DrawEllipse . 73
Table A.48 – Attribute of RuledLine . 74
Table A.49 – Attribute of BookStyle . 75
Table A.50 – Attribute of SetDefault . 75
Table A.51 – setwaitprop attribute. 76
Table A.52 – Attribute of RegistFont . 77
Table A.53 – Attribute of BookSetting . 77
Table A.54 – Attribute of TextStyle. 79
Table A.55 – Attribute of BlockStyle . 83
Table A.56 – Attribute of PageStyle . 85
Table A.57 – Attribute of Window . 87
Table A.58 – Attribute of PopUpWin . 88
Table A.59 – Attribute of Sound . 88
Table A.60 – Attribute of SoundStream . 89
Table A.61 – Attribute of ImageStream . 90
Table A.62 – Attribute of Header . 90
Table A.63 – Attribute of Footer . 91
Table A.64 – Attribute of eSound . 92
Table A.65 – Attribute of Font . 92
Table A.66 – Attribute of Image . 93
Table A.67 – Attribute of Button . 94
Table B.1 – Base characters for reading . 99
Table B.2 – Examples of standard character sets . 99
Table B.3 – Usable characters for a telephone number . 107
Table B.4 – Characters usable for email addresses . 107
Table B.5 – Characters usable for the lookup key . 126
Table B.6 – Colour names. 196
Table B.7 – Examples of standard character sets for different languages . 197
Table B.8 – Example of additional characters usable for readings for different
languages . 197
Table B.9 – Example of additional sorting rules. 198
Table B.10 – Example of additional language specific attributes for enable_key_type . 198

Table C.1 – ESP format structure. 247
Table C.2 – Usable line break codes . 248
Table C.3 – Half-width symbols for file names . 249
Table C.4 – Notations . 250
Table C.5 – Property-selector correnspondence . 303
Table C.6 – Elements that make independent blocks . 312
Table C.7 – Property parsing . 312
Table C.8 – An example of conversion to numeric values .
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