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Re: Add "MediaStream with worker" for video processing into the new working items of WebRTC WG

From: Eric Rescorla <ekr@mozilla.com>
Date: Thu, 13 Aug 2015 07:02:50 -0400
Message-ID: <CAGjCNZW+Hs-YGdE3nRPWbLLDvWNa8YPVnMAXhWRgXTiTndQ8HQ@mail.gmail.com>
To: "Kostiainen, Anssi" <anssi.kostiainen@intel.com>
Cc: "public-webrtc@w3.org" <public-webrtc@w3.org>, Chia-Hung Tai <ctai@mozilla.com>, Eric Rescorla <ekr@rtfm.com>, Stefan HÃ¥kansson LK <stefan.lk.hakansson@ericsson.com>, Harald Tveit Alvestrand <harald@alvestrand.no>, Dominique Hazael-Massieux <dom@w3.org>, "Robert O'Callahan" <robert@ocallahan.org>, Ehsan Akhgari <eakhgari@mozilla.com>, David Baron <dbaron@mozilla.com>, Randell Jesup <rjesup@mozilla.com>, "Kuo, Tzu-Hao" <tkuo@mozilla.com>, Martin Thomson <mt@mozilla.com>, "Hu, Ningxin" <ningxin.hu@intel.com>, Rob Manson <roBman@buildar.com>
On Thu, Aug 13, 2015 at 6:59 AM, Kostiainen, Anssi <
anssi.kostiainen@intel.com> wrote:

> Hi All,
>
> > On 27 Jul 2015, at 12:25, Eric Rescorla <ekr@rtfm.com> wrote:
> >
> > Chia-Hung,
> >
> > I do not support adding this item to the work of the WebRTC WG. The WG
> > has an enormous amount to do already and this is largely orthogonal to
> the
> > major thrust of our efforts, which is to enable real-time applications
> (e.g.,
> > video conferencing.)
> >
> > It's a particularly bad idea to form a task force for this. While perhaps
> > necessary at the time for the specific case of getUserMedia, it has been
> > a real hassle to have fragmented discussion of WebRTC-related topics.
>
> All - any concerns with the following proposal?
>
> * Reuse the existing Media Capture Task Force (joint activity of the
> Device API WG and WebRTC WG) for mediacapture-worker [1] initially. The
> proposal was introduced to the TF already by CTai, and I don't recall
> hearing any concerns on adding it to the TF.
>

The same concerns I have about adding it to the WebRTC WG apply to
adding it ot the TF. It's the same people.


* When the Timed Media Working Group has launched, consider migrating [1]
> there. AC review of that WG's Charter is ongoing [5], so I'd expect launch
> by TPAC if things go very smoothly.
>

TPAC is now very soon. Why not simply form a mailing list and wait.

-Ekr

> If you want to pursue standardization of this technology, you should form
> > a separate W3C WG. You might also consider taking it to the
> > Timed Media WG.
>
> My expectation is there would be a rather smooth migration path from the
> Media Capture Task Force into the Timed Media Working Group for
> deliverables that are in scope for both the TF and the Timed Media WG. To
> me it seems as if that would be the case: see "Video Stream Functions" in
> [6] and "Low Level Audio and Video support" in [7].
>
> Thanks,
>
> -Anssi
>
>
> > On Mon, Jul 27, 2015 at 11:12 AM, Chia-Hung Tai <ctai@mozilla.com>
> wrote:
> > Hi, Chairs, Dom and all,
> >
> > This is Chia-hung Tai from Mozilla. I would like to add a new working
> items, "MediaStream with worker"[1] into WebRTC WG and form a new task
> force for this specification. This working item is based on a project
> called FoxEye[2]. You can check the use cases in [3].
> >
> > This specification extends the Media Capture and Streams specification
> to allow JavaScript developers to process video frame data in workers on
> the web applications.
> >
> > I already implement a prototype based on the spec[1]. And get positive
> feedbacks from Mozilla DOM peers. I think it should be standardized. You
> can see the demo in [4]. Looking forward to hear your voices. Thanks
> >
> > [1]: http://chiahungtai.github.io/mediacapture-worker/
> > [2]: https://wiki.mozilla.org/Project_FoxEye
> > [3]: https://wiki.mozilla.org/Project_FoxEye#Use_Cases
> > [4]: https://www.youtube.com/watch?v=prybkXsTGXY
>
> [5]:
> https://lists.w3.org/Archives/Public/public-new-work/2015Jul/0020.html
> [6]: http://www.w3.org/2015/07/webrtc-charter.html#deliverables
> [7]: http://www.w3.org/2015/07/timed-media-wg.html#deliverables
Received on Friday, 14 August 2015 18:42:04 UTC

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