- From: Patrick Schmitz <cogit@ludicrum.org>
- Date: Fri, 12 Dec 2008 22:22:33 -0800
- To: "Sean Hayes" <Sean.Hayes@microsoft.com>, "Philippe Le Hegaret" <plh@w3.org>, "Glenn A. Adams" <gadams@xfsi.com>
- Cc: <public-tt@w3.org>
Originally in the XHTML+SMIL work, body defaulted to seq to align to SMIL. The default for div should have been par (I think it was in XHTML+SMIL), as that follows our common use-cases. Patrick > -----Original Message----- > From: public-tt-request@w3.org [mailto:public-tt-request@w3.org]On > Behalf Of Sean Hayes > Sent: Friday, December 12, 2008 3:51 PM > To: Philippe Le Hegaret; Glenn A. Adams > Cc: public-tt@w3.org > Subject: RE: timeContainer default value for body and div > > > > I think the thrust of the discussion was that less timing > annotation could be achieved with body = par, div = seq and > relative durations > > <div> > <p begin='1s' dur='1s' >Caption 1</p> > <p dur='1s' >Caption 2</p> > <p dur='1s' >Caption 3</p> > <p dur='1s' >Caption 4</p> > <p dur='1s' >Caption 5</p> > </div> > > However I grant you that in all the content I am seeing, explicit > begin and end timing seems to be the norm and this kind of > relative authoring is somewhat uncommon, so perhaps par > everywhere makes the most sense for interop with current tooling. > > > Sean Hayes > Media Accessibility Strategist > Accessibility Business Unit > Microsoft > > Office: +44 118 909 5867, > Mobile: +44 7875 091385 > > -----Original Message----- > From: Philippe Le Hegaret [mailto:plh@w3.org] > Sent: 12 December 2008 22:37 > To: Sean Hayes; Glenn A. Adams > Cc: public-tt@w3.org > Subject: timeContainer default value for body and div > > On Fri, 2008-12-12 at 12:50 -0500, Geoff Freed wrote: > > SH: Next: default timeContainer for <body>. Currently is > sequential. Seems to be a mistake. > > > > GA: It's the default of par on div. Should be the other way > around. In general, divs are going to be targeted to a single > region and the text that goes into a given region is going to be > sequential by default. Content to multiple regions are going to > be in parallel. For some reason we got it backwards. > > > <div timeContainer='par'> > <p begin='1s' end='2s'>Caption1a</p> > <p begin='2s' end='3s'>Caption1b</p> > </div> > > Caption1a is from 1s to 2s and then Caption1b from 2s to 3s. > > <div timeContainer='seq'> > <p begin='1s' end='2s'>Caption2a</p> > <p begin='2s' end='3s'>Caption2b</p> > </div> > > Caption2a is from 1s to 2s and then Caption2 from 5s to 6s. > > So, I believe that the default value for div, which is par, is correct. > That's what the implementations are doing. > > However, the default value for body, which is currently seq, is > incorrect. We'd like the children to be displayed simultaneously, so we > need to change the default to par as well. > > Philippe > > > > >
Received on Saturday, 13 December 2008 06:23:19 UTC