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Re: [HOME_NETWORK_TF] Possible resolution for issue-38 (CL APIs) and Opera API proposal

From: Giuseppe Pascale <giuseppep@opera.com>
Date: Tue, 23 Aug 2011 17:37:52 +0200
To: "public-web-and-tv@w3.org" <public-web-and-tv@w3.org>, "Matt Hammond" <matt.hammond@rd.bbc.co.uk>
Message-ID: <op.v0oa1emx6ugkrk@laptop>
Approved during last call and merged into the requirement document


On Sun, 21 Aug 2011 19:08:28 +0200, Matt Hammond <matt.hammond@rd.bbc.co.uk> wrote:

> Hi all,
> Thanks for the prompt Giuseppe - I was just about to propose precisely
> this. At the Berlin workshop we presented briefly on some demos/prototypes
> built using the "Universal Control" (UC) API we developed. There are a few
> public documents that describe the demos. The API itself has been
> published publicly.
> I would like to suggest the following text to cover the BBC's related work:
> """
> The BBC is non-profit, publicly funded broadcaster based in the UK that
> also engages in technical research. As part of its participation in the
> Home Network TF, the BBC has shared its own experimental API work that
> enables clients, including HTML user agents, to discover and communicate
> with television style devices within the home network.
> This API defines a RESTful web service to be implemented by a television,
> set-top-box, or similar device. The data model represents programmes and
> sources of programmes in a relatively abstract way. The API in turn
> defines a uniform way to discover, identify, acquire (e.g. record) and
> control playback of programme content. There is also provision for
> starting and communicating with web or native applications running on the
> television. Applications using this API avoid having to deal with issues
> of codec, container format or transport protocol compatibility.
> Documents providing background, an introductory overview and a draft
> specification of the API are available here:
>      http://www.bbc.co.uk/blogs/researchanddevelopment/2011/02/universal-control.shtml
>      http://www.bbc.co.uk/rd/publications/whitepaper193.shtml
>      http://www.bbc.co.uk/rd/publications/whitepaper194.shtml
> The BBC has prototyped various remote control and second screen
> experiences that use this API. These include:
>   * The presentation of time-synchronised slideshows
>   * Near-lip-synced alternative audio
>   * A Mobile phone as a remote control with support for blind users.
>   * Enhancement of websites with awareness of current TV viewing
> The following documents briefly describe some of these applications:
>      http://www.w3.org/2010/11/web-and-tv/slides/BBC-Universal-Control-API.pdf
>      http://www.bbc.co.uk/blogs/researchanddevelopment/2011/04/the-autumnwatch-companion---de.shtml
> """
> On Fri, 19 Aug 2011 13:21:58 +0100, Giuseppe Pascale <giuseppep@opera.com>
> wrote:
>> Hi again,
>> on top of what I've written below,
>> I was thinking if we should also reference relevant work related to the
>> use cases we mention in our document.
>> E.g. for some of BBC use cases I remember matt & al. showing a demo
>> during the berlin workshop (or during some other event, can't quite
>> remember).
>> We could reference these works from TF participants in the "related
>> works" section as well.
>> This would help people (outside the TF) to get a good understanding of
>> what our requirements are.
>> In fact, rather than the exact wording, at this stage what we need to
>> make it clear is the type of real word usecases we are dealing with.
>> What do people think?
>> /g
>> On Wed, 17 Aug 2011 13:14:31 +0200, Giuseppe Pascale
>> <giuseppep@opera.com> wrote:
>>> Dear all,
>>> among the issues still open, we have the CableLabs API
>>> proposal/prototype that was intended as a "proof of concept" to show
>>> how some of the usecases we have been discussed could be implemented.
>>> While I think is out of scope for this group to discuss the technical
>>> details of the API, I think would be good to reference it from the
>>> requirement document just to show the work done from some TF members.
>>> This means no endorsement from the group is implied.
>>> To achieve this, my proposal would be to add a section in the
>>> requirement document called "Related Works".
>>> This will include a link to the CL proposal (with some text explaining
>>> what it is).
>>> This section will also include a link to the Opera proposal under the
>>> same assumptions outlined above.
>>> I drafted some text in the requirement document here;
>>> http://www.w3.org/2011/webtv/wiki/HNTF/Home_Network_TF_Requirements#Related_works_.28informative.29
>>> If anybody has comments/objections let me know. We will touch on it
>>> during next call but if you have any comment please try to raise it
>>> before the call.
>>> @Clarke:
>>> I have proposed some text for the CableLabs section. Is very short so
>>> you may want to extend it a little bit. Feel free to provide me a
>>> better text.
>>> cheers,
>>> /g

Giuseppe Pascale
TV & Connected Devices
Opera Software - Sweden
Received on Tuesday, 23 August 2011 15:38:23 UTC

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