- From: Ian Hickson <ian@hixie.ch>
- Date: Wed, 24 Oct 2012 16:34:56 +0000 (UTC)
- To: Cyril Concolato <cyril.concolato@telecom-paristech.fr>
- Cc: whatwg@lists.whatwg.org
- Message-ID: <Pine.LNX.4.64.1210241631000.2471@ps20323.dreamhostps.com>
On Wed, 24 Oct 2012, Cyril Concolato wrote: > Le 10/18/2012 9:59 PM, Ian Hickson a écrit : > > On Wed, 25 Jul 2012, Silvia Pfeiffer wrote: > > > > > > If we are very clear about what will be in the cues and that it will > > > always be just SVG, we could just create a @kind="svg". > > > > IMHO the idea of putting SVG in cues seems to somewhat miss the point. > > SVG already has a timeline, it already supports synchronisation with > > videos, it should just be used that way. > > Originally my request was to be able to use plain SVG content in a track > (not embedded in WebVTT) and let the browser handle rendering, > synchronization... This has many advantages, see the end of this post: > http://lists.w3.org/Archives/Public/public-whatwg-archive/2012Jul/0196.html I don't understand why SMIL isn't the solution: http://lists.w3.org/Archives/Public/public-whatwg-archive/2012Jul/0131.html I thought this was something SVG solved years ago. > It was suggested to me to embed it in VTT as a workaround. I do not think this makes sense. > My use case is live (possibly adaptive) video streaming with subtitles. > The video content is fetched dynamically based on the time, the current > video program (movie vs. ad), and possibly adaptively depending on the > available bandwidth (see HLS, DASH, SmoothStreaming...). In that use > case, the subtitles also need to be fetched dynamically and spliced. You > can't change the <track> src attribute on the fly (just like you can't > for the <video> element) as this would reset all cues. You need to > append cues. It would be good to either have MSE cover that or as I > suggested above have a method to parse cue segments. Fair enough. -- Ian Hickson U+1047E )\._.,--....,'``. fL http://ln.hixie.ch/ U+263A /, _.. \ _\ ;`._ ,. Things that are impossible just take longer. `._.-(,_..'--(,_..'`-.;.'
Received on Wednesday, 24 October 2012 16:35:25 UTC