[foms] Proposal: adaptive streaming using open codecs

Silvia Pfeiffer silviapfeiffer1 at gmail.com
Tue Oct 19 01:09:02 PDT 2010


On Tue, Oct 19, 2010 at 6:54 PM, Jeroen Wijering
<jeroen at longtailvideo.com> wrote:
>
> On Oct 19, 2010, at 12:24 AM, Christopher Blizzard wrote:
>
>>> I don't think anything in this spec is format-specific and as such can be applied to Ogg and others, too. The discussion was certainly meant to come up with an open spec usable for any format. The description mentions WebM at times but I have regarded that as a placeholder. If you spot anything that's not generally applicable, please do raise it!
>>
>> There are assumptions about how files need to be cut up for user agents
>> that are codec-specific.  To build a complete product (or set of
>> products) those need to be defined.
>
> Yes indeed. I don't know enough in this area to be of good help though...
>
>> Also a test suite would be awesome that actually tests the edges of the
>> spec.
>
> For starters, we could place the doc somewhere (FOMS wiki?), so it can be modified, extended and solidified. Next, a testsuite for both M3U8 and the JS API shouldn't be too hard.
>
> A proof of concept would also be great, in either a Mozilla ;) or Webkit build? I can build some JS around it to visualize the switching process, like in Flash [1].
>
> - Jeroen
>
> [1] http://www.longtailvideo.com/support/addons/quality-monitor/14643


I can think of either the FOMS wiki, the Xiph wiki, the Mozilla wiki,
or even the WHATWG wiki. Seeing as this has implications for HTML5, I
would actually consider the WHATWG wiki the right place (also see the
blurb on http://wiki.whatwg.org/wiki/Main_Page).

Jeroen - I would suggest you put it there and we can all continue to
discuss it here and continue to improve it. When we're ready, we can
send an email to the WHATWG mailing list with a reference.

Silvia.


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