Re: [whatwg] MPEG-1 subset proposal for HTML5 video codec

2009-05-30 Thread Silvia Pfeiffer
On Fri, May 29, 2009 at 10:03 PM, wrote: > > I propose that a MPEG-1 subset should be considered as the required > codec for the HTML-5 video tag. > > == MPEG-1 Background == <...> > == Brief comparison to other video codecs == > <...> > Ogg Theora and Ogg Vorbis are newer standards than MPEG

Re: [whatwg] / feedback

2009-05-12 Thread Silvia Pfeiffer
On Wed, May 13, 2009 at 5:01 AM, Jonas Sicking wrote: > On Sun, May 10, 2009 at 6:56 PM, David Singer wrote: >> At 14:09  +1000 9/05/09, Silvia Pfeiffer wrote: >>>  Of course none of the >>> discussion will inherently disallow seeking - scripts will always be >>

Re: [whatwg] / feedback

2009-05-08 Thread Silvia Pfeiffer
On Sat, May 9, 2009 at 2:25 AM, David Singer wrote: > At 23:46  +1000 8/05/09, Silvia Pfeiffer wrote: >> >> On Fri, May 8, 2009 at 9:43 AM, David Singer wrote: >>> >>>  At 8:45  +1000 8/05/09, Silvia Pfeiffer wrote: >>>> >>>>  On Fri, May

Re: [whatwg] / feedback

2009-05-08 Thread Silvia Pfeiffer
On Fri, May 8, 2009 at 9:43 AM, David Singer wrote: > At 8:45  +1000 8/05/09, Silvia Pfeiffer wrote: >> >> On Fri, May 8, 2009 at 5:04 AM, David Singer wrote: >>> >>>  At 8:39  +0200 5/05/09, KÞi"tof Îelechovski wrote: >>>> >>>>  I

Re: [whatwg] / feedback

2009-05-07 Thread Silvia Pfeiffer
On Fri, May 8, 2009 at 5:04 AM, David Singer wrote: > At 8:39  +0200 5/05/09, KÞi”tof Îelechovski wrote: >> >> If the author wants to show only a sample of a resource and not the full >> resource, I think she does it on purpose.  It is not clear why it is vital >> for the viewer to have an _obviou

Re: [whatwg] / feedback

2009-04-30 Thread Silvia Pfeiffer
On Fri, May 1, 2009 at 2:25 AM, David Singer wrote: > At 23:15  +1000 30/04/09, Silvia Pfeiffer wrote: >> >>  > On Thu, 30 Apr 2009, Silvia Pfeiffer wrote: >>>> >>>>  > On Wed, 8 Apr 2009, Silvia Pfeiffer wrote: >>>>  >>

Re: [whatwg] Start position of media resources

2009-04-30 Thread Silvia Pfeiffer
On Fri, May 1, 2009 at 3:00 AM, Ian Hickson wrote: > On Thu, 30 Apr 2009, David Singer wrote: >> At 16:45  + 30/04/09, Ian Hickson wrote: >> > On Thu, 30 Apr 2009, David Singer wrote: >> > > >> > > If the resource is 'seekable' then time is relevant, and I agree >> > > that time should be a no

Re: [whatwg] / feedback

2009-04-30 Thread Silvia Pfeiffer
> On Thu, 30 Apr 2009, Silvia Pfeiffer wrote: >> > On Wed, 8 Apr 2009, Silvia Pfeiffer wrote: >> >> >> >> Note that in the Media Fragment working group even the specification >> >> of http://www.example.com/t.mov#time="10s-20s"; ma

Re: [whatwg] Start position of media resources

2009-04-29 Thread Silvia Pfeiffer
> On Wed, 8 Apr 2009, Silvia Pfeiffer wrote: >> >> Note that in the Media Fragment working group even the specification of >> http://www.example.com/t.mov#time="10s-20s"; may mean that only the >> requested 10s clip is delivered, especially if all the

Re: [whatwg] Start position of media resources

2009-04-09 Thread Silvia Pfeiffer
On Thu, Apr 9, 2009 at 4:46 AM, Ian Hickson wrote: > On Wed, 8 Apr 2009, David Singer wrote: >> > >> > Navigation outside the indicated range could be done in several ways - >> > it does not have to be through indicating the full length of the >> > resource in the timeline. >> >> surely.  but whic

Re: [whatwg] Start position of media resources

2009-04-07 Thread Silvia Pfeiffer
On Wed, Apr 8, 2009 at 11:21 AM, Ian Hickson wrote: > On Tue, 7 Apr 2009, Boris Zbarsky wrote: >> Silvia Pfeiffer wrote: >> > Note that in the Media Fragment working group even the specification >> > of http://www.example.com/t.mov#time="10s-20s"; may mean tha

Re: [whatwg] Start position of media resources

2009-04-07 Thread Silvia Pfeiffer
On Wed, Apr 8, 2009 at 10:49 AM, Boris Zbarsky wrote: > Silvia Pfeiffer wrote: >> >> Note that in the Media Fragment working group even the specification >> of http://www.example.com/t.mov#time="10s-20s"; may mean that only the >> requested 10s clip is deliv

Re: [whatwg] Start position of media resources

2009-04-07 Thread Silvia Pfeiffer
On Wed, Apr 8, 2009 at 8:37 AM, David Singer wrote: > At 8:29  +1000 8/04/09, Silvia Pfeiffer wrote: >> >>  > My mental analogy was HTML, where an acnhor takes you to that part of >> the >>> >>>  page as a convenience, but nothing stops you from naviga

Re: [whatwg] Start position of media resources

2009-04-07 Thread Silvia Pfeiffer
On Wed, Apr 8, 2009 at 8:21 AM, David Singer wrote: > At 8:02  +1000 8/04/09, Silvia Pfeiffer wrote: >> >> Note that in the Media Fragment working group even the specification >> of http://www.example.com/t.mov#time="10s-20s"; may mean that only the >> reques

Re: [whatwg] Start position of media resources

2009-04-07 Thread Silvia Pfeiffer
On Wed, Apr 8, 2009 at 3:30 AM, David Singer wrote: > At 19:20  +0200 7/04/09, KÞi”tof Îelechovski wrote: >> >> OTOH, if the media player scroll bar has zoom function, the problem of >> navigation deficiency in a short interval disappears.  When the browser >> displays a fragment, it can just zoom

Re: [whatwg] Start position of media resources

2009-04-07 Thread Silvia Pfeiffer
On Wed, Apr 8, 2009 at 12:26 AM, Ralph Giles wrote: > On Tue, Apr 7, 2009 at 1:26 AM, Silvia Pfeiffer > wrote: > >> For example, take a video that is a subpart of a larger video and has >> been delivered through a media fragment URI >> (http://www.w3.org/2008/

Re: [whatwg] Start position of media resources

2009-04-07 Thread Silvia Pfeiffer
On Tue, Apr 7, 2009 at 5:12 PM, Philip Jägenstedt wrote: > On Tue, 07 Apr 2009 06:11:51 +0200, Chris Double > wrote: > >> On Tue, Apr 7, 2009 at 3:40 AM, Eric Carlson >> wrote: >>> >>>  Media time values are expressed in normal play time (NPT), the absolute >>> position relative to the beginning

Re: [whatwg] Start position of media resources

2009-04-06 Thread Silvia Pfeiffer
On Mon, Apr 6, 2009 at 7:38 PM, Chris Double wrote: > On Mon, Apr 6, 2009 at 9:40 PM, Silvia Pfeiffer > wrote: >> If we want to display that there >> is some more context around the video, we should display the offset >> time. I personally would prefer the latter

Re: [whatwg] Start position of media resources

2009-04-06 Thread Silvia Pfeiffer
Hi Chris, At the end of last year (I cannot find the thread any more) there was a discussion about removing a start offset attribute from the video element. The reason it was removed is that the W3C media fragments working group is working on a specification that is similar to the temporal URI spe

Re: [whatwg] Synchronized play/seek of multiple elements?

2009-03-24 Thread Silvia Pfeiffer
Hi Emil, On Tue, Mar 24, 2009 at 1:39 AM, Emil Tin wrote: > > i understand that SVG is meant for advanced timing etc. Maybe rather SMIL - that's where SVG got it from. > but it would be very useful to have a simple mechanism in html/javascript > for playing sounds together. conceptually, sounds

[whatwg] Invitation from Silvia Pfeiffer

2009-02-18 Thread Silvia Pfeiffer
.. This email was sent to you at the direct request of Silvia Pfeiffer . You have not been added to a mailing list. If you would prefer not to receive invitations from ANY Bebo members please click here - http://www.bebo.com/unsub

[whatwg] Invitation from Silvia Pfeiffer

2009-02-18 Thread Silvia Pfeiffer
See my latest photos, updates and friends on Bebo. Click to view my profile. http://www.bebo.com/in/8704689475a133136566b135 .. This email was sent to you at the direct request of Silvia Pfeiffer . You have not been added

Re: [whatwg] Thoughts on video accessibility

2008-12-27 Thread Silvia Pfeiffer
Hi Ian, Thanks for taking the time to go through all the options, analyse and understand them - especially on your birthday! :-) Much appreciated! I agree with your analysis and the 6 options you have identified. However, I disagree slightly with the conclusions you have come to - mostly from a

Re: [whatwg] Thoughts on video accessibility

2008-12-11 Thread Silvia Pfeiffer
08 at 9:57 AM, Silvia Pfeiffer wrote: > And now we have a first demo of the proposed syntax in action. Michael > Dale implemented SRT support like this: > > >title="english SRT subtitles" src="sample_fish_text_en.srt"> >

Re: [whatwg] Thoughts on video accessibility

2008-12-10 Thread Silvia Pfeiffer
Regards, Silvia. On Wed, Dec 10, 2008 at 3:49 AM, Silvia Pfeiffer <[EMAIL PROTECTED]> wrote: > I heard some complaints about there not being any implementation of > the suggestions I made. > > So here goes: > > 1. out-of-band > There is an example of using srt with ogg

Re: [whatwg] Thoughts on video accessibility

2008-12-09 Thread Silvia Pfeiffer
/ Regards, Silvia. On Wed, Dec 10, 2008 at 3:49 AM, Silvia Pfeiffer <[EMAIL PROTECTED]> wrote: > I heard some complaints about there not being any implementation of > the suggestions I made. > > So here goes: > > 1. out-of-band > There is an example of using srt with og

Re: [whatwg] Thoughts on video accessibility

2008-12-09 Thread Silvia Pfeiffer
On Wed, Dec 10, 2008 at 6:59 AM, Calogero Alex Baldacchino <[EMAIL PROTECTED]> wrote: > > Anyway, the use of subtitles in conjunction with screen readers might be > problematic: a deeper synchronization with the media might be needed in > order to have the text read just during voice pauses, to des

Re: [whatwg] Thoughts on video accessibility

2008-12-09 Thread Silvia Pfeiffer
heers, Silvia. On Tue, Dec 9, 2008 at 7:33 PM, Robert O'Callahan <[EMAIL PROTECTED]> wrote: > On Tue, Dec 9, 2008 at 6:20 PM, Martin Atkins <[EMAIL PROTECTED]> > wrote: >> >> Silvia Pfeiffer wrote: >>> >>> I'm interested to hear people'

Re: [whatwg] Thoughts on video accessibility

2008-12-08 Thread Silvia Pfeiffer
On Tue, Dec 9, 2008 at 1:08 PM, Martin Atkins <[EMAIL PROTECTED]> wrote: > Silvia Pfeiffer wrote: >> >> Take this as an example: >> >> http://example.com/video.ogv"; controls> >> >> > src="german.dfxp"> >&g

[whatwg] Thoughts on video accessibility

2008-12-08 Thread Silvia Pfeiffer
Hi everybody, For the last 2 months, I have been investigating means of satisfying video accessibility needs through Ogg in Mozilla/Firefox for HTML5. You will find a lot of information about our work at https://wiki.mozilla.org/Accessibility/Video_Accessibility and in the archives of the Ogg acc

Re: [whatwg] video tag: pixel aspect ratio

2008-12-01 Thread Silvia Pfeiffer
On Tue, Dec 2, 2008 at 11:02 AM, Silvia Pfeiffer <[EMAIL PROTECTED]> wrote: > On Tue, Dec 2, 2008 at 4:19 AM, Lachlan Hunt <[EMAIL PROTECTED]> wrote: >> Philip Jägenstedt wrote: >>> >>> On Mon, 2008-12-01 at 12:39 +, Ian Hickson wrote: >>>> &g

Re: [whatwg] video tag: pixel aspect ratio

2008-12-01 Thread Silvia Pfeiffer
On Tue, Dec 2, 2008 at 4:19 AM, Lachlan Hunt <[EMAIL PROTECTED]> wrote: > Philip Jägenstedt wrote: >> >> On Mon, 2008-12-01 at 12:39 +, Ian Hickson wrote: >>> >> >> >> > > This is effectively how YouTube behaves now with their recent change to a > widescreen player. It would look terrible

Re: [whatwg] media elements: Relative seeking

2008-11-25 Thread Silvia Pfeiffer
On Wed, Nov 26, 2008 at 7:22 AM, Maik Merten <[EMAIL PROTECTED]> wrote: > Silvia Pfeiffer schrieb: >> In any case - if you (and also Chris Double) are satisfied with the >> estimates you're getting for file duration/length - I'll stop arguing >> for it. It wo

Re: [whatwg] media elements: Relative seeking

2008-11-25 Thread Silvia Pfeiffer
On Tue, Nov 25, 2008 at 6:58 PM, Maik Merten <[EMAIL PROTECTED]> wrote: > Dave Singer schrieb: >> IF we are to do this, I would have thought it would be by adding units to >> the "where to seek to" argument: >> >> * go to this time in NPT (normal play time, which runs from 0 to media >> duration) >

Re: [whatwg] media elements: Relative seeking

2008-11-24 Thread Silvia Pfeiffer
Eric, On Mon, Nov 24, 2008 at 1:17 PM, Eric Carlson <[EMAIL PROTECTED]> wrote: > Silvia - > > On Nov 23, 2008, at 1:40 PM, Silvia Pfeiffer wrote: > >> I don't see addition of a duration attribute as much of a problem. We >> have width and height for images

Re: [whatwg] media elements: Relative seeking

2008-11-23 Thread Silvia Pfeiffer
On Mon, Nov 24, 2008 at 7:17 AM, Eric Carlson <[EMAIL PROTECTED]> wrote: > > On Nov 23, 2008, at 10:51 AM, Maik Merten wrote: > >> Eric Carlson schrieb: >>> >>> Reporting the absolute time of the current sample won't help when the >>> first sample of the file doesn't have a timestamp of zero. It w

Re: [whatwg] video tag: pixel aspect ratio

2008-11-17 Thread Silvia Pfeiffer
On Tue, Nov 18, 2008 at 8:58 AM, Pierre-Olivier Latour <[EMAIL PROTECTED]> wrote: > And the suggested "hack" is not even really usable: if you have a video > coming > > from a NTSC DV source as 720x480 improperly transcoded to say MP4 720x480 > > square pixels, using the theoretical 10:11 pixel as

Re: [whatwg] Scripted querying of capabilities

2008-11-16 Thread Silvia Pfeiffer
On Mon, Nov 17, 2008 at 12:49 PM, Ian Hickson <[EMAIL PROTECTED]> wrote: > On Fri, 14 Nov 2008, Silvia Pfeiffer wrote: >> >> On a little bit of a side not, may I point out that there is an updated >> RFC for Ogg media types at http://www.ietf.org/rfc/rfc5334.txt and it

Re: [whatwg] Issue when Video currentTime used for seeking.

2008-11-16 Thread Silvia Pfeiffer
On Mon, Nov 17, 2008 at 12:46 PM, Ian Hickson <[EMAIL PROTECTED]> wrote: > On Wed, 12 Nov 2008, Biju [EMAIL PROTECTED] wrote: > On Fri, 14 Nov 2008, Silvia Pfeiffer wrote: >> >> I still feel rather dubious about the currentTime attribute of the video >> element. &

Re: [whatwg] Same-origin checking for media elements

2008-11-16 Thread Silvia Pfeiffer
Maybe it is possible to combine the two approaches 2) and 3) as proposed by Robert O'Callahan. The Access-Control-Allow-Origin: "*" header would then allow access to more information than is available through the restricted API. (This was an approach suggested on #theora). Regards, Silvia. On Mo

Re: [whatwg] video tag : loop for ever

2008-11-13 Thread Silvia Pfeiffer
On Fri, Nov 14, 2008 at 1:56 PM, Ian Hickson <[EMAIL PROTECTED]> wrote: > > There were 81 e-mails on the topic of looping audio and video. > > I haven't included them here because they were mostly redundant. However, > I read them all, and it seems that the use cases and feedback boiled down > to t

Re: [whatwg] Issue when Video currentTime used for seeking.

2008-11-13 Thread Silvia Pfeiffer
On Thu, Nov 13, 2008 at 10:48 PM, Biju [EMAIL PROTECTED] <[EMAIL PROTECTED]> wrote: > On Wed, Nov 12, 2008 at 3:16 AM, Chris Double <[EMAIL PROTECTED]> wrote: >> On Wed, Nov 12, 2008 at 6:36 PM, Biju [EMAIL PROTECTED] <[EMAIL PROTECTED]> >> wrote: >>> video_element.src="http://www.double.co.nz/vi

Re: [whatwg] Scripted querying of capabilities

2008-11-13 Thread Silvia Pfeiffer
On Fri, Nov 14, 2008 at 6:38 AM, Philip Jägenstedt <[EMAIL PROTECTED]> wrote: > Now, if the codec parameter is used then the user agent may answer yes > and no in a way that actually makes some sense. > > I also think that this should be explicitly related to the type > attribute of the source elem

Re: [whatwg] Same-origin checking for media elements

2008-11-11 Thread Silvia Pfeiffer
On Wed, Nov 12, 2008 at 3:02 PM, Robert O'Callahan <[EMAIL PROTECTED]> wrote: > On Wed, Nov 12, 2008 at 4:22 PM, Tim Starling <[EMAIL PROTECTED]> > wrote: >> >> JavaScript already has measures along the lines of (2), in the context >> of frames. The information a script can obtain about a frame fro

Re: [whatwg] video tag : loop for ever

2008-10-30 Thread Silvia Pfeiffer
help in selecting sections from it for playback. > > Question: In the light of the combined evidence for the usefulness of > 'start'/'end' for (implemented in Safari already), why insist > further on avoiding those? > > --Markus > > Jonas Sicking wrote: >

Re: [whatwg] video tag : loop for ever

2008-10-29 Thread Silvia Pfeiffer
On Thu, Oct 30, 2008 at 11:52 AM, Jonas Sicking <[EMAIL PROTECTED]> wrote: > Eduard Pascual wrote: >> >> On Wed, Oct 29, 2008 at 6:16 PM, Jonas Sicking <[EMAIL PROTECTED]> wrote: >>> >>> Maciej (and I think others) have suggested that it would be useful if it >>> was >>> possible to allow to be us

Re: [whatwg] video tag : loop for ever

2008-10-26 Thread Silvia Pfeiffer
On Sat, Oct 25, 2008 at 6:18 PM, Jonas Sicking <[EMAIL PROTECTED]> wrote: After thinking about this, I'm not sure that limiting playback to a section of a media file will be used very often. A developer can easily script the same functionality as long as they don't use the default >

Re: [whatwg] video tag : loop for ever

2008-10-23 Thread Silvia Pfeiffer
On Fri, Oct 24, 2008 at 1:48 AM, Maciej Stachowiak <[EMAIL PROTECTED]> wrote: > > On Oct 15, 2008, at 8:03 PM, Eric Carlson wrote: > >> >> On Oct 15, 2008, at 3:52 PM, Chris Double wrote: >> >>> On Thu, Oct 16, 2008 at 10:14 AM, Anne van Kesteren <[EMAIL PROTECTED]> >>> wrote: That's not

Re: [whatwg] Web-based dynamic audio apps - WAS: Re: video tag : loop for ever

2008-10-17 Thread Silvia Pfeiffer
own API. > > And I proposed the beginnings of such an API in several postings on this > list under the topic 'audio canvas', but it seemingly met with little > interest. Now Flash 10 has some of the things I proposed... maybe that's > a louder voice? May be a bit early f

Re: [whatwg] video tag : loop for ever

2008-10-16 Thread Silvia Pfeiffer
On Fri, Oct 17, 2008 at 1:32 AM, Nils Dagsson Moskopp <[EMAIL PROTECTED]> wrote: > Am Mittwoch, den 15.10.2008, 20:03 -0700 schrieb Eric Carlson: >>After thinking about this, I'm not sure that limiting playback to a >> section of a media file will be used very often. > Transcript anyone ? If yo

Re: [whatwg] video tag : loop for ever

2008-10-15 Thread Silvia Pfeiffer
On Thu, Oct 16, 2008 at 9:07 AM, Eric Carlson <[EMAIL PROTECTED]> wrote: > > On Oct 15, 2008, at 2:46 PM, Silvia Pfeiffer wrote: > >> On Thu, Oct 16, 2008 at 8:21 AM, Eric Carlson <[EMAIL PROTECTED]> >> wrote: >>> >>> I think you misunderstood wha

Re: [whatwg] video tag : loop for ever

2008-10-15 Thread Silvia Pfeiffer
On Thu, Oct 16, 2008 at 8:21 AM, Eric Carlson <[EMAIL PROTECTED]> wrote: > > On Oct 15, 2008, at 2:10 PM, Silvia Pfeiffer wrote: > >> On Thu, Oct 16, 2008 at 7:56 AM, Eric Carlson <[EMAIL PROTECTED]> >> wrote: >>> >>> As we discussed on

Re: [whatwg] video tag : loop for ever

2008-10-15 Thread Silvia Pfeiffer
Uhmmm, ooo ... yes - I didn't do the maths ... but you get the point. ;-) S. On Thu, Oct 16, 2008 at 8:03 AM, Silvia Pfeiffer <[EMAIL PROTECTED]> wrote: > Don't count on it: people leave tabs in browsers open and videos > playing and it might just play 9 times b

Re: [whatwg] video tag : loop for ever

2008-10-15 Thread Silvia Pfeiffer
On Thu, Oct 16, 2008 at 7:56 AM, Eric Carlson <[EMAIL PROTECTED]> wrote: > > On Oct 14, 2008, at 5:40 PM, Ian Hickson wrote: > >> There is no way to say "loop forever" right now primarily because doing so >> would mean complicating the syntax of the playcount attribute to be not >> just a number. Y

Re: [whatwg] video tag : loop for ever

2008-10-15 Thread Silvia Pfeiffer
Don't count on it: people leave tabs in browsers open and videos playing and it might just play 9 times before anyone touches the tab again. Silvia. On Thu, Oct 16, 2008 at 5:03 AM, Kristof Zelechovski <[EMAIL PROTECTED]> wrote: > Play count 9 means just that number, it doe

Re: [whatwg] video tag javascript library for contemporary browsers

2008-10-14 Thread Silvia Pfeiffer
I love the library and would even recommend telling the WHATWG mailing list about it. Maybe it can become part of what WHATWG provide in the interim. Regards, Silvia. On Wed, Oct 15, 2008 at 9:45 AM, Michael Dale <[EMAIL PROTECTED]> wrote: > Just wanted to give this list heads up about the mv_emb

Re: [whatwg] video tag : loop for ever

2008-10-14 Thread Silvia Pfeiffer
YouTube has a "loop" parameter (&loop=1), which you need to add to the URL of the video file in your embed code. It is a boolean, which puts the number of loops into the control of the user rather than the web page author. I'm not sure if that's a better way than what we currently have, but it's t

Re: [whatwg] Video : Slow motion, fast forward effects

2008-10-14 Thread Silvia Pfeiffer
I don't think it needs the word "required". But it shouldn't be "forbidden". :-) Regards, Silvia. On Wed, Oct 15, 2008 at 6:34 AM, WeBMartians <[EMAIL PROTECTED]> wrote: > I agree that scrubbing requires non-1X audio. However, to require it is going > to cause CoDec/PlugIn developers not just he

Re: [whatwg] Video : Slow motion, fast forward effects

2008-10-14 Thread Silvia Pfeiffer
On Wed, Oct 15, 2008 at 5:28 AM, Peter Kasting <[EMAIL PROTECTED]> wrote: > On Tue, Oct 14, 2008 at 8:00 AM, Eric Carlson <[EMAIL PROTECTED]> > wrote: >> >> Some media formats and/or engines may not support reverse playback, but I >> think it is a mistake for the spec to mandate this behavior. Why

Re: [whatwg] RDFa

2008-09-09 Thread Silvia Pfeiffer
On Wed, Sep 10, 2008 at 7:12 AM, Ben Adida <[EMAIL PROTECTED]> wrote: > In general, I find it surprising that HTML5 wants to reinvent > everything, rather than at least partially rely on work done in other > groups. I don't see it as such. HTML5 is analysing the situation from all aspects with a v

Re: [whatwg] Ghosts from the past and the semantic Web

2008-08-27 Thread Silvia Pfeiffer
On Thu, Aug 28, 2008 at 12:27 PM, Ben Adida <[EMAIL PROTECTED]> wrote: > Shannon wrote: >> I think you were on to something with the CSS-like approach. Ian has >> stated earlier that class should be considered a generic categorisation >> element rather than only a CSS hook. > > Three things: > > 1)

Re: [whatwg] Ressurecting a11y thread [was Re: Video, Closed Captions, and Audio Description Tracks]

2008-08-23 Thread Silvia Pfeiffer
On Fri, Aug 22, 2008 at 9:09 PM, Dave Singer <[EMAIL PROTECTED]> wrote: > At 12:59 +0200 22/08/08, Aaron Leventhal wrote: >> >> Has anyone put any further thought on what to do about captions for Ogg? >> >> We've started to throw some thoughts together here: >> https://wiki.mozilla.org/Accessibili

Re: [whatwg] RDFa

2008-08-21 Thread Silvia Pfeiffer
On Fri, Aug 22, 2008 at 11:48 AM, Ian Hickson <[EMAIL PROTECTED]> wrote: > I honestly don't see significant interest in computer-readable metadata. > Just look at the average user's media library; most users have terrible > metadata hygene. It is true, we live in the middle ages of metadata hygene

Re: [whatwg] Creative Commons Rights Expression Language

2008-08-21 Thread Silvia Pfeiffer
Just a little side-track for the video issues around this thread: On Fri, Aug 22, 2008 at 4:53 AM, Ben Adida <[EMAIL PROTECTED]> wrote: >> Also note that even CC leadership omits the license URI. > > So you want a URI in the video content itself? What good would that do? With links directly in th

Re: [whatwg] re-thinking "cue ranges"

2008-07-15 Thread Silvia Pfeiffer
Hi Philip, Dave, all, I agree with Philip and Dave that we need a simple way to include the cue ranges concept into video for video authors. As one of the authors of Annodex, I have been meaning to look over the HTML5 video element for a while and examine how it's details works - sorry for my lat

Re: [whatwg] HTMLMediaElement buffered/bufferedBytes

2008-06-10 Thread Silvia Pfeiffer
I think this all makes sense. +1 from me. Cheers, Silvia. On Tue, Jun 10, 2008 at 8:24 PM, Philip Jägenstedt <[EMAIL PROTECTED]> wrote: > Hi, > > I'm currently implementing more of and (in Opera) and > will probably have quite a lot of questions/comments during the coming > months. If this is n

Re: [whatwg] re-thinking "cue ranges"

2008-05-22 Thread Silvia Pfeiffer
Hi Dave, If the W3C standardises time ranges through a URI approach, would there still be a need to have a specification in the DOM or the HTML code? I am talking about this planned activity http://www.w3.org/2008/01/media-fragments-wg.html and a scheme akin to the one mentioned here http://www.w

Re: [whatwg] Video

2008-03-31 Thread Silvia Pfeiffer
On Tue, Apr 1, 2008 at 2:58 PM, Robert J Crisler <[EMAIL PROTECTED]> wrote: > The issue of a small licensing fee didn't stop MPEG 1 Part 3 from becoming > the ubiquitous world standard for audio. MP3 because an ISO/IEC standard in 1991, but patent enforcement did not happen until 1998, until which

Re: [whatwg] Some questions

2008-01-27 Thread Silvia Pfeiffer
Hi Charles, It was my understanding that video controls should be able to be added through style sheet mechanisms. Thus, there is no pre-set specification, but it is rather left to the web page designer. The javascript API will allow to hook up the controls with the video player. The controls coul

Re: [whatwg] html5 + ogg

2008-01-06 Thread Silvia Pfeiffer
I of course meant: "royalty-free"!! S. On Dec 30, 2007 5:41 PM, Silvia Pfeiffer <[EMAIL PROTECTED]> wrote: > The spec is not finalised and the a/v baseline codec question is one > of the open questions. > > As exerience from the W3C video workshop shows, all invol

Re: [whatwg] Corrections for examples in section 3.14.10

2007-12-30 Thread Silvia Pfeiffer
Ivo, all, Xiph has decided to make .oga and .ogv the extensions of the future, to avoid the current confusion between .ogg being in use for vorbis and theora files. The use of extensions is mostly to select between applications, so .oga for audio files and .ogv for video files make more sense beca

Re: [whatwg] html5 + ogg

2007-12-30 Thread Silvia Pfeiffer
The spec is not finalised and the a/v baseline codec question is one of the open questions. As exerience from the W3C video workshop shows, all involved parties want to find a solution for a baseline codec that can actually be mandated. I am confident that the new year will see us solve this probl

Re: [whatwg] The truth about Nokias claims

2007-12-13 Thread Silvia Pfeiffer
Pleasure. :-) We all have misunderstandings and it's good to learn. Also, I honestly believe we need more information on all aspects of codecs before we can come to a good decision on an optimal codec for HTML5 - if such should exist. Regards, Silvia. On Dec 14, 2007 6:57 AM, Charles <[EMAIL PR

Re: [whatwg] The truth about Nokias claims

2007-12-13 Thread Silvia Pfeiffer
Charles, This needs some correction, too, I think. :-) Ogg Theora is not the same as VC3. It was built out of VC3 and the specification is available freely and openly and there has been a 1.0 release of the specification, so it is also managed well from that point of view. That Xiph is not an off

Re: [whatwg] several messages regarding Ogg in HTML5

2007-12-13 Thread Silvia Pfeiffer
t; support a considered codec for desktop and embedded environments. > >> Silicon support is essential for battery-powered devices. A pure SW > >> implementation of a codec will be slower and will drain the > >> battery way > >> faster than a codec that rel

Re: [whatwg] several messages regarding Ogg in HTML5

2007-12-12 Thread Silvia Pfeiffer
-Original Message- > >From: [EMAIL PROTECTED] > >[mailto:[EMAIL PROTECTED] On Behalf Of ext > >Silvia Pfeiffer > >Sent: 12 December, 2007 08:24 > >To: Dave Singer > >Cc: WHATWG Proposals > >Subject: Re: [whatwg] several messages regarding Ogg in HTML5

Re: [whatwg] Removal of Ogg is *preposterous*

2007-12-12 Thread Silvia Pfeiffer
On Dec 12, 2007 4:08 PM, Manuel Amador (Rudd-O) <[EMAIL PROTECTED]> wrote: > El Mié 12 Dic 2007, Robert Sayre escribió: > > On Dec 11, 2007 6:51 PM, David Hyatt <[EMAIL PROTECTED]> wrote: > > > SHOULD is toothless. > > > > Spefications aren't laws. MUSTs are toothless as well. > > > > > It carries

Re: [whatwg] several messages regarding Ogg in HTML5

2007-12-11 Thread Silvia Pfeiffer
On Dec 12, 2007 11:38 AM, Dave Singer <[EMAIL PROTECTED]> wrote: > Possible action: > > The members of the WG are engineers, not IPR experts. There is > general consensus that a solution is desirable, but also that > engineers are not well placed to find it: > a) they are not experts in the IPR and

Re: [whatwg] Video, Closed Captions, and Audio Description Tracks

2007-11-13 Thread Silvia Pfeiffer
as long as the Ogg community does not provide a media mapping (i.e. a prescrption on how to do the embedding into the Ogg container), there is no standard means for doing so. Thus, if there is a need for such a mapping, the Ogg community would indeed need to create such a specification, unless there is no need for encapsulating the caption files directly inside the Ogg container. I believe howere, that such a specification is necessary to enable ubiquitous usabilty and uptake. Regards, Silvia. --- Dr Silvia Pfeiffer Annodex Association Xiph Foundation Member

Re: [whatwg] Bookmarking videos

2007-11-11 Thread Silvia Pfeiffer
This is indeed a topic relevant to HTML5, but not in its scope to address. When we developed Annodex (see http://annodex.net/TR/draft-pfeiffer-temporal-fragments-03.txt), we researched this topic intensively and discussed it within the URI mailing list and here are the results in summary: The mea

Re: [whatwg] Incorrect MIME Type for OGG in Examples

2007-11-08 Thread Silvia Pfeiffer
It is in the process of being changed, so "video/ogg" is accurate. FYI: The current draft is at https://trac.xiph.org/browser/experimental/ivo/drafts/draft-xiph-rfc3534bis.txt . Feedback should go to [EMAIL PROTECTED] Regards, Silvia. On Nov 9, 2007 10:11 AM, Ian Hickson <[EMAIL PROTECTED]> wrot

Re: [whatwg] Give guidance about RFC 4281 codecs parameter

2007-10-25 Thread Silvia Pfeiffer
Just a further note on this since I have received a few private concerns: On 10/24/07, Silvia Pfeiffer <[EMAIL PROTECTED]> wrote: > The new way: > Vorbis audio alone in Ogg container > > or > (preferred) audio.ogg is for a Ogg Vorbis file in the traditional sen

Re: [whatwg] Give guidance about RFC 4281 codecs parameter

2007-10-23 Thread Silvia Pfeiffer
> What about Dirac video with Vorbis audio? > > > On Wed, 11 Apr 2007, Thomas Davies wrote: > > > > We haven't finalised profiles and levels yet, but there will probably be > > two profiles, a Main profile covering everything, and a Professional > > profile covering a restricted set for professiona

Re: [whatwg] Give guidance about RFC 4281 codecs parameter

2007-10-23 Thread Silvia Pfeiffer
Xiph has taken on board the many comments received over the last years wrt MIME types and file extensions and is working on this more appropriate I-D for MIME types cited by Ivo. Here is what effect it has on the WHAT-WG spec: The spec: > Theora video and Vorbis audio in Ogg container > The

Re: [whatwg] Video, Closed Captions, and Audio Description Tracks

2007-10-07 Thread Silvia Pfeiffer
Hi Chris, this is a very good discussion to have and I would be curious about the opinions of people. CMML has been developed with an aim to provide "html"-type timed text annotations for audio/video - in particular hyperlinks and annotations to temporal sections of videos. This is both, more gen

Re: [whatwg] The issue of interoperability of the element

2007-06-26 Thread Silvia Pfeiffer
Jeroen, On 6/27/07, Jerason Banes <[EMAIL PROTECTED]> wrote: While I agree with your sentiment, I don't see a better option. The purpose of the HTML5 spec is to provide a unified web applications platform that supports the existing web in a practical manner. If the spec sticks with Theora as the

Re: [whatwg] The issue of interoperability of the element

2007-06-26 Thread Silvia Pfeiffer
Hi Jerason, I think there may be a lack of information about Theora rather than anything else. On 6/27/07, Jerason Banes <[EMAIL PROTECTED]> wrote: If I may, I'd like to echo Timeless's point here. I've been watching this thread with great interest and believe I understand both sides of the iss

Re: [whatwg] The issue of interoperability of the element

2007-06-25 Thread Silvia Pfeiffer
So a company which owns a patent on a standard that can bought and read at freedom is just as bad as a company which owns a patent on a standard that has absolutely no public documentation? If you're talking about Ogg Theora, then you've got your facts wrong. First of all, Ogg Theora is not owne

Re: [whatwg] The issue of interoperability of the element

2007-06-25 Thread Silvia Pfeiffer
On 6/25/07, Ivo Emanuel Gonçalves <[EMAIL PROTECTED]> wrote: Oh, and will you look at this, Apple, Inc. holds one the patents! US 6,134,243 [4]. So Apple gets money for every single license sold. How nice. They are attempting to lock vendors into MPEG-4 and get money from licenses in the proce

Re: [whatwg] The issue of interoperability of the element

2007-06-25 Thread Silvia Pfeiffer
Hi Dave, On 6/25/07, Dave Singer <[EMAIL PROTECTED]> wrote: At 10:16 +1000 25/06/07, Silvia Pfeiffer wrote: > >Thanks Maciej for summarising Apple's position so nicely. > >I think it's good that you have spelled it out: >Apple is happy to support MPEG-4, whic

Re: [whatwg] The issue of interoperability of the element

2007-06-24 Thread Silvia Pfeiffer
On 6/25/07, Maciej Stachowiak <[EMAIL PROTECTED]> wrote: Our current plan is to primarily support MPEG-4, including H.264/AVC video and AAC audio. We may support other codecs as well - it won't necessarily be the full set of codecs supported by QuickTime. This has been discussed to death already,

Re: [whatwg] The issue of interoperability of the element

2007-06-24 Thread Silvia Pfeiffer
On 6/25/07, Spartanicus <[EMAIL PROTECTED]> wrote: Personally I detest Java (resource hog, slow as wading through molasses) and don't have it installed, so forgive my potential ignorance. Don't we all hate java? ;-) Why create an HTML element with the express purpose of supporting video nati

Re: [whatwg] The issue of interoperability of the element

2007-06-24 Thread Silvia Pfeiffer
On 6/24/07, Spartanicus <[EMAIL PROTECTED]> wrote: Imo for content providers to choose over Flash, client support needs to be close to Flash. Requiring IE and Safari users to go and download and install third party software to play content would imo be considered too much of a hindrance when Fla

Re: [whatwg] The issue of interoperability of the element

2007-06-24 Thread Silvia Pfeiffer
On 6/24/07, Spartanicus <[EMAIL PROTECTED]> wrote: Allan Sandfeld Jensen <[EMAIL PROTECTED]> wrote: >> Thus, I suggest to change the wording to "User agents must support >> Theora video and Vorbis audio, as well as the Ogg container format". >> >Or a clear sign that the video tag was doomed to f

Re: [whatwg] The issue of interoperability of the element

2007-06-23 Thread Silvia Pfeiffer
Such a development is a clear sign to change the spec to require theora/vorbis support instead of just recommending it. A baseline codec has to be a requirement. Thus, I suggest to change the wording to "User agents must support Theora video and Vorbis audio, as well as the Ogg container format".

[whatwg] javascript API for element

2007-06-02 Thread Silvia Pfeiffer
Hi all, the Annodex Association and Xiph Foundation are in the process of implementing a small-footprint library and firefox plugin called OggPlay that provides native Ogg Theora support. There's a javascript API in the process of being specified - and I think it would be valuable for others to

Re: [whatwg] Give guidance about RFC 4281 codecs parameter

2007-04-12 Thread Silvia Pfeiffer
On 4/12/07, Dave Singer <[EMAIL PROTECTED]> wrote: At 12:12 +1000 11/04/07, Silvia Pfeiffer wrote: >On 4/11/07, Maciej Stachowiak <[EMAIL PROTECTED]> wrote: >>Wouldn't it be simpler to use "video/ogg" and "audio/ogg" as the base >>types here?

Re: [whatwg] Give guidance about RFC 4281 codecs parameter

2007-04-10 Thread Silvia Pfeiffer
On 4/11/07, Maciej Stachowiak <[EMAIL PROTECTED]> wrote: On Apr 10, 2007, at 11:58 AM, Ralph Giles wrote: > On Tue, Apr 10, 2007 at 11:21:10AM -0700, Dave Singer wrote: > >>> # application/ogg; disposition=moving-image; codecs="theora, vorbis" >>> # application/ogg; disposition=sound; codecs="s

Re: [whatwg] Give guidance about RFC 4281 codecs parameter

2007-04-10 Thread Silvia Pfeiffer
Hi Charles, Dave, On 4/10/07, Charles Iliya Krempeaux <[EMAIL PROTECTED]> wrote: Hello, On 4/9/07, Dave Singer <[EMAIL PROTECTED]> wrote: > * Theora video and Vorbis audio in Ogg container. (application/ogg; .ogg) > * Dirac video and Vorbis audio in Ogg container. (application/ogg; .ogg) > *

Re: [whatwg] on codecs in a 'video' tag.

2007-03-29 Thread Silvia Pfeiffer
On 3/30/07, Ian Hickson <[EMAIL PROTECTED]> wrote: On Thu, 29 Mar 2007, Gervase Markham wrote: > Dave Singer wrote: > > > > No, writing it into the HTML specification is not a commercial reason. > > Assuming you have commercial reasons for supporting HTML 5 (which I > suspect you do, otherwise yo

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