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Re: [DRAFT] Call for Wide Review of TTML2 WD for @@ Group

From: Thierry MICHEL <tmichel@w3.org>
Date: Tue, 11 Jul 2017 14:13:38 +0200
To: Glenn Adams <glenn@skynav.com>
Cc: Nigel Megitt <nigel.megitt@bbc.co.uk>, W3C Public TTWG <public-tt@w3.org>
Message-ID: <ce63d63e-e1ae-dfa2-0f3c-2bc8f622d775@w3.org>
Glenn,
Do you think you can send your summarized version today ?

Would be good to start the review invitations ASAP.

Thierry

Le 07/07/2017 à 08:28, Glenn Adams a écrit :
> I think it is too long and needs to be more succinctly summarized. I'll
> take a stab at this later today (Friday).
>
> On Thu, Jul 6, 2017 at 11:56 PM, Thierry MICHEL <tmichel@w3.org
> <mailto:tmichel@w3.org>> wrote:
>
>     Glenn,
>
>     Let me know if you agree to the following with Nigel's input. If so
>     I will send it.
>
>     Thierry
>
>
>     Le 06/07/2017 à 18:10, Nigel Megitt a écrit :
>
>         Applying the summary of changes emailed previously, with some
>         minor edits
>         to reflect recent changes, gives the following, for review please:
>
>         [[
>         Dear @@@ Group,
>
>         The W3C Timed Text Working Group has recently published a new
>         working
>         draft of the Timed Text Markup Language 2 (TTML2).
>
>         https://www.w3.org/TR/2017/WD-ttml2-20170630/
>         <https://www.w3.org/TR/2017/WD-ttml2-20170630/>
>
>         TTML2, provides a standardized representation of a particular
>         subset of
>         textual information with which stylistic, layout, and timing
>         semantics
>         are associated by an author or an authoring system for the
>         purpose of
>         interchange and processing.
>         In addition to being used for interchange among legacy distribution
>         content formats, TTML Content may be used directly as a distribution
>         format, providing, for example, a standard content format to
>         reference
>         from a <track> element in an HTML5 document, or a <text> or
>         <textstream>
>         media element in a [SMIL 3.0] document.
>
>         The TTML2 specification updates the TTML1 specification by adding
>         vocabulary and semantics to address more of its core requirements.
>
>         In summary it supports continuous animation of styling and
>         positioning,
>         dereferencing and use of embedded or externally located
>         resources such
>         as images, fonts, and audio, a more easily extensible metadata
>         mechanism, the ability to specify alternate initial values for
>         styling,
>         a more useful profile mechanism, a conditional processing
>         mechanism and
>         a serialisation format for resolved temporal subsections
>         (intermediate
>         synchronic documents). The styling vocabulary has been increased to
>         support advanced text layout requirements such as Ruby, text
>         emphasis,
>         images, backgrounds and shadows. An audio processing model has been
>         Introduced with basic audio mixing and text to speech support
>         including
>         gain, pan, pitch and speak (rate) based on Web Audio and SSML.
>
>         At a functional level this means that TTML2 supports text layout
>         requirements for (almost) every script globally, is more fit for
>         purpose in terms of profiling and use by other downstream systems,
>         supports audio (video) description workflows and allows for more
>         predictable rendering by means of referencing specific fonts to use.
>         Conditional processing, such as semantic or transformation
>         processing,
>         based on parameters, media queries, language selection etc are
>         now also
>         possible.
>
>         Several semantics defined non-normatively in TTML1 have been
>         promoted
>         to being normative. All TTML1 documents are valid TTML2 documents;
>         however, TTML2 documents that specify Version 2, may not be
>         valid TTML1
>         documents. Where there is feature overlap between deprecated and new
>         features, such as tts:origin and tts:position, precedence rules are
>         defined. Where appropriate, references have been updated, including
>         normative references.
>
>
>         The TTWG invites you to review this draft, and requests comments
>         to be
>         received by 30 Sept 2017. These comments will be used to fulfil the
>         W3C Process [3] requirement for Wide Review of drafts, and
>         Horizontal
>         Review [4]  prior to publication as Candidate Recommendation.
>
>         If you wish to make comments regarding this document, please
>         send them
>         to public-tt@w3.org <mailto:public-tt@w3.org>
>         <mailto:public-tt@w3.org
>         <mailto:public-tt@w3.org>?subject=%5Bttml%5B> with
>         [ttml2] at the start of your email's subject. All comments are
>         welcome,
>         however the scope of review will be mainly focused on the new
>         features
>         introduced in TTML2.
>
>         A cumulative summary of all changes applied to this version
>         since the
>         current (TTML1, 2nd Edition) Recommendation was published is
>         available
>         for your convenience [5].
>
>
>         [1] TTML2 latest version https://www.w3.org/TR/ttml2/
>         [2] TTML1 Recommendation https://www.w3.org/TR/ttml1/
>         [3] W3C Process https://www.w3.org/2017/Process-20170301/
>         <https://www.w3.org/2017/Process-20170301/>
>         [4] Horizontal Review
>         https://www.w3.org/Guide/Charter.html#horizontal-review
>         <https://www.w3.org/Guide/Charter.html#horizontal-review>
>         [5]
>         https://www.w3.org/TR/2017/WD-ttml2-20170630/ttml2-changes.html
>         <https://www.w3.org/TR/2017/WD-ttml2-20170630/ttml2-changes.html>
>
>         Kind regards,
>
>         On behalf of Nigel Megitt, co-Chair, W3C Timed Text Working Group
>         Thierry Michel, Staff Contact for TTWG.
>         ]]
>
>
>
>
>         On 06/07/2017, 15:01, "Thierry MICHEL" <tmichel@w3.org
>         <mailto:tmichel@w3.org>> wrote:
>
>             resending with proper title TTML2
>
>             Le 06/07/2017 à 11:54, Thierry MICHEL a écrit :
>
>
>                 Dear @@@ Group,
>
>                 The W3C Timed Text Working Group has recently published
>                 a new working
>                 draft of the Timed Text Markup Language 2 (TTML2).
>
>                 https://www.w3.org/TR/2017/WD-ttml2-20170630/
>                 <https://www.w3.org/TR/2017/WD-ttml2-20170630/>
>
>                 TTML2, provides a standardized representation of a
>                 particular subset of
>                 textual information with which stylistic, layout, and
>                 timing semantics
>                 are associated by an author or an authoring system for
>                 the purpose of
>                 interchange and processing.
>                 In addition to being used for interchange among legacy
>                 distribution
>                 content formats, TTML Content may be used directly as a
>                 distribution
>                 format, providing, for example, a standard content
>                 format to reference
>                 from a <track> element in an HTML5 document, or a <text>
>                 or <textstream>
>                 media element in a [SMIL 3.0] document.
>
>                 The TTWG invites you to review this draft, and requests
>                 comments to be
>                 received by 30 Sept 2017. These comments will be used to
>                 fulfil the
>                 W3C Process [3] requirement for Wide Review of drafts,
>                 and  Horizontal
>                 Review [4]  prior to publication as Candidate
>                 Recommendation.
>
>                 If you wish to make comments regarding this document,
>                 please send them
>                 to public-tt@w3.org <mailto:public-tt@w3.org>
>                 <mailto:public-tt@w3.org <mailto:public-tt@w3.org> with
>                 [ttml2] at the start
>                 of your email's subject. All comments are welcome,
>                 however the scope of
>                 review will be mainly focused on the new features
>                 introduced in TTML2.
>
>                 A cumulative summary of all changes applied to this
>                 version since the
>                 current (TTML1, 2nd Edition) Recommendation was
>                 published is available
>                 for your convinience [5].
>
>
>                 [1] TTML2 latest version https://www.w3.org/TR/ttml2/
>                 [2] TTML1 Recommendation https://www.w3.org/TR/ttml1/
>                 [3] W3C Process
>                 https://www.w3.org/2017/Process-20170301/
>                 <https://www.w3.org/2017/Process-20170301/>
>                 [4] Horizontal Review
>                 https://www.w3.org/Guide/Charter.html#horizontal-review
>                 <https://www.w3.org/Guide/Charter.html#horizontal-review>
>                 [5]
>                 https://www.w3.org/TR/2017/WD-ttml2-20170630/ttml2-changes.html
>                 <https://www.w3.org/TR/2017/WD-ttml2-20170630/ttml2-changes.html>
>
>                 Kind regards,
>
>                 On behalf of Nigel Megitt, co-Chair, W3C Timed Text
>                 Working Group
>                 Thierry Michel, Staff Contact for TTWG.
>
>
>
>
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Received on Tuesday, 11 July 2017 12:13:59 UTC

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