- From: Chris Blouch <cblouch@aol.com>
- Date: Thu, 15 Nov 2007 12:55:26 -0500
- To: David MacDonald <befree@magma.ca>
- CC: 'Andrew Kirkpatrick' <akirkpat@adobe.com>, 'Gregg Vanderheiden' <gv@trace.wisc.edu>, w3c-wai-gl@w3.org
- Message-ID: <473C880E.8000200@aol.com>
True, one media type in the set leaves nothing else to coordinate with. Of course it depends a bit on what was mean by synchronized. You could just have audio with timeline based controls to keep the playback in sync with the time selected. Is a single media set a case we should be concerned with? CB David MacDonald wrote: > > > > Except for our purposes it could not be "one or more media types" it > would have to be "more than one media types..." And we need the other > qualifiers that were in the new version. > > > > Synchronized Media > > > A set of media types, required for understanding or use of the > complete presentation, coordinated to a common timeline. > > *Note:* The set of media types does not include equivalents such as > captions, subtitles, or video description. > > > > > > David MacDonald > > > > I actually quite like that. It seems elegant to me. > > > > /access empowers people.../ > > / ...barriers disable them.../ > > > > www.eramp.com <http://www.eramp.com> > > *From:* w3c-wai-gl-request@w3.org [mailto:w3c-wai-gl-request@w3.org] > *On Behalf Of *Chris Blouch > *Sent:* Thursday, November 15, 2007 12:21 PM > *To:* David MacDonald > *Cc:* 'Andrew Kirkpatrick'; 'Gregg Vanderheiden'; w3c-wai-gl@w3.org > *Subject:* Re: : multimedia - Synchronized Media > > > > Are audio and video the only types? What if I have just a slide show? > What about some data visualization widgets? In other words, with only > slight changes could the section be generalized to cover future cases? > > -------- > Synchronized Media > A set of one or more media types which are synchronized to a common > timeline such that interaction is coordinated between the members. > -------- > > Or is the scope of work purposely specific to just cover audio/video? > > CB > > David MacDonald wrote: > > Andrew, I agree that we need the equivalents that you mention. The > problem I have is with the wording of the sentence not with what we > are trying to say. It seems like we are saying > > Audio with time-based interactive OR > > Video with time-based interactive > > > > It needs to be clear that it also means: > > Video with Audio > > > > Perhaps we are saying that time based interactive includes audio or > video but I don't think this is clear. Perhaps something like this. > > > > > > *Synchronized Media * > > Audio with corresponding video displayed at the same time. 2) Audio or > video displayed at the same time as other time-based content and/or > with time-based interactive component that is required for > understanding or use of the complete presentation. > > *Note:* The "other time-based content" that the audio or video is > synchronized with to meet this definition does not include equivalents > such as captions, subtitles, or video description. > > > > > > /access empowers people.../ > > / ...barriers disable them.../ > > > > www.eramp.com <http://www.eramp.com> > > *From:* w3c-wai-gl-request@w3.org <mailto:w3c-wai-gl-request@w3.org> > [mailto:w3c-wai-gl-request@w3.org] *On Behalf Of *Andrew Kirkpatrick > *Sent:* Thursday, November 15, 2007 11:08 AM > *To:* David MacDonald; Gregg Vanderheiden; w3c-wai-gl@w3.org > <mailto:w3c-wai-gl@w3.org> > *Subject:* RE: : multimedia - Synchronized Media > > > > I disagree with that assessment. Synchronized media can be lots of > things. audio slide shows, audio with interactivity are also very > common. I don't think that it is misleading - it is important since > these are the key items that require the equivalents that aren't > required elsewhere. > > > > AWK > > > > ------------------------------------------------------------------------ > > *From:* w3c-wai-gl-request@w3.org > <mailto:w3c-wai-gl-request@w3.org> > [mailto:w3c-wai-gl-request@w3.org] *On Behalf Of *David MacDonald > *Sent:* Thursday, November 15, 2007 9:19 AM > *To:* 'Gregg Vanderheiden'; w3c-wai-gl@w3.org > <mailto:w3c-wai-gl@w3.org> > *Subject:* RE: : multimedia - Synchronized Media > > The only thing that bothers me about it is the opening. > > > > "Audio or video..." Most synchronized media (multimedia), I'd say > 95%, is Audio synchronized WITH video. So placing the two of them > at the front of the sentence with an OR separating them is kind of > misleading I'd say. > > > > David MacDonald > > > > /access empowers people.../ > > / ...barriers disable them.../ > > > > www.eramp.com <http://www.eramp.com> > > *From:* w3c-wai-gl-request@w3.org > <mailto:w3c-wai-gl-request@w3.org> > [mailto:w3c-wai-gl-request@w3.org] *On Behalf Of *Gregg Vanderheiden > *Sent:* Wednesday, November 07, 2007 2:44 AM > *To:* w3c-wai-gl@w3.org <mailto:w3c-wai-gl@w3.org> > *Subject:* : multimedia - Synchronized Media > > > > > > > > > Gregg > -- ------------------------------ > Gregg C Vanderheiden Ph.D. > > ------------------------------------------------------------------------ > > * * > > *NEW PROPOSED DEFINITION * > > * * > > * * > > *Synchronized Media * > > Audio or video displayed at the same time as other time-based > content and/or with time-based interactive component that is > required for understanding or use of the complete presentation. > > *Note:* The "other time-based content" that the audio or video is > synchronized with to meet this definition does not include > equivalents such as captions, subtitles, or video description. > > *Definition from WCAG * > > *synchronized media* > > audio or video synchronized with another format for presenting > information and/or with time-based interactive components > > > > <http://trace.wisc.edu:8080/mailman/listinfo/> > > > > >
Received on Thursday, 15 November 2007 17:56:15 UTC