Re: [codec] I-D Action: draft-ietf-codec-oggopus-00.txt

Jean-Marc Valin <jmvalin@jmvalin.ca> Fri, 29 March 2013 21:39 UTC

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Date: Fri, 29 Mar 2013 17:39:03 -0400
From: Jean-Marc Valin <jmvalin@jmvalin.ca>
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To: "Timothy B. Terriberry" <tterribe@xiph.org>
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Subject: Re: [codec] I-D Action: draft-ietf-codec-oggopus-00.txt
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Hi Tim,

Here's a revised patch that describes guidelines for encoders. These
guidelines are related to gapless support, but I'm sure there's other
recommendations we should give encoder implementers. The general idea is
to minimize the number of broken or suboptimal encoders.

Cheers,

	Jean-Marc

On 11/19/2012 06:00 PM, Timothy B. Terriberry wrote:
> internet-drafts@ietf.org wrote:
>> A New Internet-Draft is available from the on-line Internet-Drafts
>> directories.
>>   This draft is a work item of the Internet Wideband Audio Codec
>> Working Group of the IETF.
> 
> The (other) chairs declared there was consensus to adopt this draft as a
> WG item and asked me to upload a new version of it.
> 
> I have made a few minor edits from draft-terriberry-oggopus-01:
> 1) Fixed up the references.
> 2) Fixed a couple of typos.
> 3) Replaced a "should" with a "SHOULD" in Section 4.1.
> 4) Clarified the language around the starting granule position in the
> case that a) there is more audio in packets that complete on the first
> audio data page with a completed packet than the granule position
> indicates and b) the EOS flag is set on the same page (in this case you
> should not count forwards from 0, but should work backwards to figure
> out the real starting granule position).
> 5) Updated the acknowledgments.
> 
> I have not incorporated any of the proposals that have been made to the
> list since the initial draft was posted (e.g., seamless chaining,
> replaygain tags, etc.).
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