2011 12 01 e production kasdorf epub3 not your fathers epub

8/11/2019 2011 12 01 E Production Kasdorf EPUB3 Not Your Fathers EPUB

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Bill KasdorfVice President, Apex Content Solutions

General Editor, The Columbia Guide to Digital PublishingMetadata Subgroup Lead, IDPF EPUB 3 Working Group

EPUB 3:Not your fathers EPUB


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Trying to get ahead of the developers.


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Its not just for books.


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Our how-you-want-it,where-you-want-it,

when-you-want-it,whats-the-next-new-thing

environment.


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EPUB 3 has to workin lots of differentenvironments

particularly OFFLINE.

Devices arefor purposes ofillustration and do

not imply EPUB 3compatibility!


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EPUB is a packagemasquerading as

a le format.


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Whats In an EPUB 3?

An EPUB 3 cancontain (among other things):

XML content les Images

Stylesheets Scripts Audio and video Fonts

Metadata Links to external content


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EPUB 3 organizes all the stuff!


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Should we be strict?


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Or should we be permissive?


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Answer: some of each.


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To get people to conform to a standard,

its good to make the standard conform

to what people are doing.


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When multiple options exist,

agreeing on one or two of them

contributes to interoperability

and avoids obsolescence.


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Where possible,

adopt widely used,

browser-based

standards.


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HTML5A dened prole as XHTML

SVG A dened prole

CSS3A dened prole as EPUB style sheets

JavaScriptfor scripting

Dublin Corefor metadata

Core Media Typesdont require a fallback

In this presentation, Core Media Types are marked with

Fallbacks must be provided for Foreign (e.g. non-Core) resource

Technologies


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HTML5A dened prole as XHTML

SVG A dened prole

CSS3A dened prole as EPUB style sheets

JavaScriptfor scripting

Dublin Coreand a subset of RDFafor metada

Core Media Typesdont require a fallback

In this presentation, Core Media Types are marked with

Fallbacks must be provided for Foreign (e.g. non-Core) resource

Technologies


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Content Markup

XHTML (The XML serialization of HTML5)

MathML (mostly the presentational aspects)

Eliminated DTBookmodel

Uses aspects of HTML5and modules of CSS3that are sufciently stable or considered essentia

CFI(Canonical Fragment Identier)

enables linking intoan EPUB publicationEPUB 3 reading systems must processEPUB 2


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Layout

CSS3 multicolumn layout module

EPUB Style Sheets are a prole of CSS baseon CSS2.1+ selected CSS3 modules + several

EPUB-specic properties Support for multiple style sheetsand

CSS3s media queries

More control of hyphenation,linebreaks,alignment, and word-and letterspacing


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Fonts

Embedded fontsenabled and recommendedesp. useful for math and non-latin alphabets

OpenType is a Core Media Type

WOFF fonts is a Core Media Type Fonts can be obfuscated for license issues


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Images

GIF

JPEG

PNG

SVG

are the four Core Media Types for images


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Global Language Support

Vertical writing

Right-to-left pagination

Ruby


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Metadata

Metadata in EPUB 3 canbe associated with:

The publication in The componentss in

Spine itemswhether spreads read L2R or R2 The content elementsepub:typeattribute

for semantics, epub:triggerelement for multimedi External resourcesin the container(e.g.,

ONIX le, MARC record, PRISM or XMP metadator online(ONLY for streaming audio and video)


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Metadata

EPUB 3 metadata uses DCMESand elements with @property, @refnes, @id, @schem

Required:dc:identier, dc:title, dc:language and

(new) Small default vocabularyuse without prex Reserved vocabulariesdcterms, marc, onix

media, xsddont have to be declare these prexe

Can specify other prexesby declaring thein the (e.g. prism:, foaf:, xmp:)


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Metadata

Package element contains:

one or more one or more

exactly one (ISO per RFC56 one or more zero or more (to internal or external resour


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Titles in EPUB 3

Multiple versions of titlecan be included title-typeproperty includes main, subtitle, short,

collection, and edition; others with specd @schem display-seqproperty species display sequenc

(e.g., series title rst, then volume title) le-asproperty for proper alphabetization group-positionproperty for sequence in a

collection, e.g. the third Harry Potter book alternate-scriptproperty for non-Latin version


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Metadata in EPUB 3

Properties for components (s in

cover-imagespecies which image is the cov math-mlalerts that the item has math-ml conte

navidenties the navigation document (XHTML remote-resourcesalerts to external resource scriptedalerts to scripted content in the item svgalerts that there is SVG content in the item


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Metadata in EPUB 3

Other properties in the EPUB default prole:

publication-typeand source-identier meta-authto specify a metadata authority

roleto describe creators and contributors schemewith datatype (string or URI) marc21xml-record, mods-record,

onix-record, xml-signature, xmp-record

to specify properties for @rel in


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Metadata in EPUB 3

Three new features useful insidecontent docs:

epub:typeattribute can be used to associatesemantics with any element (including !);

functionally equivalent to standard W3C @role epub:switchenables embedding non-nativeXML fragments (e.g., ChemML) in EPUB conten

epub:triggerelement enables images or

elements to control multimedia contentEPUB 3 metadatafrom the package to the phrase


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Thanks!

Bill [email protected]

+1 734 904 6252

@BillKasdorf

Go to http://idpf.org/epub/30forOverview, Publications 3.0, Content Documents 3.

OCF 3.0, Media Overlays 3.0, EPUB 3 Changesfrom EPUB 2.0.1, & Structured Semantics Vocab