Re: MPEG asks for MIME review for the MPEG21 file format

Chris Lilley <chris@w3.org> Fri, 18 May 2007 01:12 UTC

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Date: Fri, 18 May 2007 03:12:09 +0200
From: Chris Lilley <chris@w3.org>
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To: "Larry Masinter" <LMM@acm.org>
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Subject: Re: MPEG asks for MIME review for the MPEG21 file format
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On Thursday, May 17, 2007, 9:17:50 PM, Larry wrote:

LM> I believe the +xml suffix should be reserved for media types whose content
LM> can be
LM> parsed without any preprocessing by a generic XML parser. A reply
LM> from David Singer indicated that the proposed MPEG 21file format is "binary
LM> and contains within it either XML text or BiM-encoded XML (like a ZIP
LM> archive
LM> with an XML document as the main document.)"

LM> In that case, the use of +xml would (IMO) be inappropriate.

I agree.

LM> I thought this was clear form RFC 3023, but perhaps not.

The successor to RFC 3023 needs to indicate that binary XML which is presented as a new encoding (in the xml sense) can use +xml, while other binary forms cannot.



-- 
 Chris Lilley                    mailto:chris@w3.org
 Interaction Domain Leader
 Co-Chair, W3C SVG Working Group
 W3C Graphics Activity Lead
 Co-Chair, W3C Hypertext CG