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Re: proposed updated response to MPEG on codecs

From: David (Standards) Singer <singer@apple.com>
Date: Thu, 16 Oct 2014 12:00:44 -0700
Cc: public-tt@w3.org
Message-Id: <5847D0FC-1501-4F19-B1B9-B855A37161C4@apple.com>
To: Michael Dolan <mdolan@newtbt.com>

On Oct 16, 2014, at 10:25 , Michael Dolan <mdolan@newtbt.com> wrote:

> In spirit I agree - thanks.  But you removed the tie-back to refinement of the communication of 30-April.  I think it is important to note that we are clarifying that.

sure, but the spirit of his edits are right

are you doing an update?


> 
> -----Original Message-----
> From: Cyril Concolato [mailto:cyril.concolato@telecom-paristech.fr] 
> Sent: Thursday, October 16, 2014 8:58 AM
> To: public-tt@w3.org
> Subject: Re: proposed updated response to MPEG on codecs
> 
> Hi Mike,
> 
> Le 16/10/2014 17:29, Michael Dolan a écrit :
>> 
>> Per my action item from today, please see the attached.
>> 
>> Over to Dave and Nigel for review to see if I captured where we ended 
>> up in today’s call; then over to Dave to upload to MPEG (or I can if 
>> needed).
>> 
>> Time is very short and should be posted Sunday morning CEDT.
>> 
> Sorry I could not attend today's call. The liaison is good. I just think it should be clear that:
> 
> - the first part (stpp.mediaType) is a proposal to MPEG but the final decision is left to MPEG.
> 
> - the second part ( application/ttml+xml;procProfile=dialect1…dialectn)
> is the responsability of the TTWG.
> 
> So, I'd suggest the following changes (or similar):
> 
> s/We offer to refine the proposal that the codecs parameter be of the form:/We recommend MPEG to define the codecs parameter for subtitle and timed text tracks of the form:/ and s/Where “/medaType/” is a fully qualified media type string, including parameters/Where “/mediaType/” is a fully qualified media type string, including parameters, as defined by the IANA registry for the data carried in the track/
> 
> s/, of the form:/To assist ISOBMFF players in identifying the flavor of TTML documents from the above proposed codecs value, the W3C TTWG will
> define: a) a new parameter to the TTML MIME to specify and combine short identifiers for profiles, b) a registry for the association between the short identifier and the associated specification of the TTML profile.
> 
> Regards,
> Cyril
>> 
>> Regards,
>> 
>> Mike
>> 
>> Michael A DOLAN
>> 
>> TBT, Inc. PO Box 190
>> 
>> Del Mar, CA 92014
>> 
>> (m) +1-858-882-7497
>> 
>> mdolan@newtbt.com <mailto:mdolan@newtbt.com>
>> 
> 
> 
> --
> Cyril Concolato
> Multimedia Group / Telecom ParisTech
> http://concolato.wp.mines-telecom.fr/
> @cconcolato
> 
> 
> 

David Singer
Manager, Software Standards, Apple Inc.
Received on Thursday, 16 October 2014 19:01:23 UTC

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