- From: Silvia Pfeiffer <silviapfeiffer1@gmail.com>
- Date: Wed, 20 Oct 2010 19:13:47 +1100
- To: tmichel@w3.org
- Cc: James Salsman <jsalsman@talknicer.com>, "public-media-annotation@w3.org" <public-media-annotation@w3.org>
OK, will do, but not before the weekend. Thanks, Silvia. On Wed, Oct 20, 2010 at 7:08 PM, Thierry MICHEL <tmichel@w3.org> wrote: > Silvia, > > You have kindly offered to provide information for the WebM multimedia > container format mapping table. > > As I have no feed back from James, could you please send us this > information. > The WebM template is available at > http://dev.w3.org/2008/video/mediaann/mediaont-1.0/mediaont-1.0.html#iddiv4x2x27165 > > Best, > > Thierry. > > > > > Le 15/10/2010 07:41, Silvia Pfeiffer a écrit : >> >> Speex is a codec and not a metadata format. Ogg Speex is already covered >> by >> >> http://dev.w3.org/2008/video/mediaann/mediaont-1.0/mediaont-1.0.html#iddiv4x2x16776, >> just as that covers Ogg Vorbis and Ogg Theora. >> >> Cheers, >> Silvia. >> >> >> On Fri, Oct 15, 2010 at 4:36 PM, James >> Salsman<jsalsman@talknicer.com>wrote: >> >>> Silvia, >>> >>> Thierry specifically told me that Speex wasn't approved because it was >>> not a metadata format. >>> >>> Are you saying that Speex is already included in the ontology under ogg? >>> >>> Sincerely, >>> James Salsman >>> >>> >>> On Thu, Oct 14, 2010 at 10:07 PM, Silvia Pfeiffer >>> <silviapfeiffer1@gmail.com> wrote: >>>> >>>> James, >>>> >>>> Nobody says that media formats do not contain metadata. But you are >>>> referring to codec data here and not to media fromats. Codec data never >>>> stands on its own and can thus not expose metadata. It always exposes it >>> >>> as >>>> >>>> part of a container. Thus, Ogg Speex already is covered. And you have to >>>> regard metadata for VP8 in the context of WebM. >>>> >>>> Thus, when Thierry asks for a spec for WebM metadata, that will cover >>>> the >>>> VP8 metadata. >>>> >>>> Regards, >>>> Silvia. >>>> >>>> >>>> On Fri, Oct 15, 2010 at 3:07 PM, James Salsman<jsalsman@talknicer.com> >>>> wrote: >>>>> >>>>> Dear Thierry, >>>>> >>>>> I most certainly do not cancel my objection. >>>>> >>>>> Please send me the names and email addresses of all persons who >>>>> purport to claim that media format definitions do not contain >>>>> metadata. >>>>> >>>>> I have asked the VP8 and Speex media authorities to complete your >>>>> ontology forms. >>>>> >>>>> Sincerely, >>>>> James Salsman >>>>> >>>>> >>>>> On Thu, Oct 14, 2010 at 4:15 AM, Thierry MICHEL<tmichel@w3.org> wrote: >>>>>> >>>>>> James, >>>>>> >>>>>> >>>>>> We need to wrap up this issue in order to allow the MAWG to move >>> >>> forward >>>>>> >>>>>> the >>>>>> Media Ontology spec. >>>>>> >>>>>> >>>>>> Could you please respond to this email and say: >>>>>> >>>>>> 1- that you cancel your formal objection. >>>>>> 2- that you agree to the MAWG proposal to include a >>>>>> WebM multimedia container format mapping table >>>>>> >>>>>> as you had referred to >>>>>> http://www.webmproject.org >>>>>> >>>>>> >>>>>> 3- Do you plan to send us the WebM multimedia container format mapping >>>>>> table, whith the appropriate info ? >>>>>> >>>>>> >>> >>> http://dev.w3.org/2008/video/mediaann/mediaont-1.0/mediaont-1.0.html#iddiv4x2x27165 >>>>>> >>>>>> Best, >>>>>> >>>>>> Thierry >>>>>> >>>>>> >>>>>> >>>>>> >>>>>> Le 12/10/2010 08:54, Thierry MICHEL a écrit : >>>>>>> >>>>>>> Silvia, >>>>>>> >>>>>>> This is exactly what I have told James, in my earlier email in >>> >>> response >>>>>>> >>>>>>> to his last call comment. >>>>>>> >>>>>>> >>>>>>> >>> >>> http://lists.w3.org/Archives/Public/public-media-annotation/2010Sep/0225.html >>>>>>> >>>>>>> extract: >>>>>>> "To focus on your request to include VP8 and speex in our Ontology, >>> >>> the >>>>>>> >>>>>>> mapping tables are intended for multimedia *metadata formats*. >>>>>>> - VP8 is an open video compression format (codec). >>>>>>> - Speex is a free audio codec for Free Speech. >>>>>>> These are not *metadata formats*, and therefore not meant to be >>> >>> listed >>>>>>> >>>>>>> in our mapping tables". >>>>>>> >>>>>>> As James raised an objection if this 2 formats were not included, I >>>>>>> have >>>>>>> asked him to provide the 2 mapping tables for Speex and VP8, and see >>>>>>> what he could provide ... >>>>>>> >>>>>>> And, as we had concluded in the MAWG that on the container carries >>>>>>> metadata, I have in a couple of emails asked James to provide a >>> >>> mapping >>>>>>> >>>>>>> table for the media container formats WebM. >>>>>>> >>>>>>> an pointed to the template to use >>>>>>> >>>>>>> >>>>>>> >>> >>> http://www.w3.org/2008/WebVideo/Annotations/drafts/ontology10/CR/mapping_table-php.html >>>>>>> >>>>>>> >>>>>>> I am still waiting for James to provide this information if he wants >>> >>> to >>>>>>> >>>>>>> see it in the spec. A place holder for this containet is already >>>>>>> created >>>>>>> >>>>>>> >>>>>>> >>>>>>> >>> >>> http://dev.w3.org/2008/video/mediaann/mediaont-1.0/mediaont-1.0.html#iddiv4x2x27165 >>>>>>> >>>>>>> >>>>>>> Cheers, >>>>>>> >>>>>>> Thierry. >>>>>>> >>>>>>> >>>>>>> >>>>>>> Le 12/10/2010 03:43, Silvia Pfeiffer a écrit : >>>>>>>> >>>>>>>> James, Thierry, >>>>>>>> >>>>>>>> Speex and VP8 are codecs and don't by themselves have accessible >>>>>>>> metadata. >>>>>>>> They, however, are not distributed as codec data, but rather inside >>>>>>>> media >>>>>>>> containers. >>>>>>>> >>>>>>>> When we talk about Speex in files, it comes in an Ogg container and >>> >>> as >>>>>>>> >>>>>>>> such >>>>>>>> >>>>>>>> >>>>>>>> >>> >>> http://dev.w3.org/2008/video/mediaann/mediaont-1.0/mediaont-1.0.html#iddiv4x2x16776should >>>>>>>> >>>>>>>> satisfy your need for a mapping table. >>>>>>>> >>>>>>>> When we talk about VP8 in files, it comes in a WebM container with >>>>>>>> Vorbis. >>>>>>>> Somebody needs to fill in >>>>>>>> >>>>>>>> >>>>>>>> >>> >>> http://dev.w3.org/2008/video/mediaann/mediaont-1.0/mediaont-1.0.html#iddiv4x2x27165 >>> ! >>>>>>>> >>>>>>>> If nobody is doing it, let me know and I'll make the time to dig it >>>>>>>> out. >>>>>>>> >>>>>>>> Cheers, >>>>>>>> Silvia. >>>>>>>> >>>>>>>> >>>>>>>> On Tue, Oct 12, 2010 at 3:54 AM, Thierry MICHEL<tmichel@w3.org> >>> >>> wrote: >>>>>>>> >>>>>>>>> Dear James, >>>>>>>>> >>>>>>>>> In your latest email to the MAWG response to your comment, you seem >>>>>>>>> to >>>>>>>>> disagree with the MAWG proposal. >>>>>>>>> >>>>>>>>> >>>>>>>>> >>>>>>>>> >>>>>>>>> >>> >>> http://lists.w3.org/Archives/Public/public-media-annotation/2010Sep/0245.html >>>>>>>>> >>>>>>>>> >>>>>>>>> "I don't agree with the statement that speex or VP8 are not >>> >>> metadata >>>>>>>>> >>>>>>>>> formats. They are audio and audiovisual media formats which contain >>>>>>>>> both metadata and data in their specifications. >>>>>>>>> This disagreement can be resolved if speex and VP8 are included in >>>>>>>>> the >>>>>>>>> media ontology". >>>>>>>>> >>>>>>>>> The group is currently discussing your objection. Speex is an audio >>>>>>>>> format, and the Ontology spec is mainly incorporating images and >>>>>>>>> video >>>>>>>>> metadata formats. >>>>>>>>> >>>>>>>>> To move forward, could you please send the MAWG the 2 mapping >>> >>> tables >>>>>>>>> >>>>>>>>> for >>>>>>>>> Speex and VP8. >>>>>>>>> >>>>>>>>> Please use as template the following tables with the exact name of >>>>>>>>> the >>>>>>>>> property being mapped to, like ma:identifier, ma:title, etc. >>>>>>>>> and the same columns: Relation, How to do the mapping, Datatype, >>>>>>>>> Required >>>>>>>>> vs Optional,XPath >>>>>>>>> >>>>>>>>> templates: >>>>>>>>> >>>>>>>>> >>>>>>>>> >>>>>>>>> >>> >>> http://dev.w3.org/2008/video/mediaann/mediaont-1.0/mediaont-1.0.html#metadata-mapping-table >>>>>>>>> >>>>>>>>> >>>>>>>>> Could you please send these ASAP as we are about to release a new >>>>>>>>> publication of the Media Ontology spec >>>>>>>>> >>>>>>>>> >>>>>>>>> >>>>>>>>> Best regards, >>>>>>>>> Thierry Michel >>>>>>>>> >>>>>>>>> >>>>>>>>> >>>>>>>> >>>>>> >>>> >>>> >>> >> >
Received on Wednesday, 20 October 2010 08:14:42 UTC