Re: [codec] I-D Action:draft-ietf-codec-opus-05.txt
Jean-Marc Valin <jean-marc.valin@octasic.com> Thu, 17 March 2011 14:04 UTC
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Date: Thu, 17 Mar 2011 10:05:54 -0400
From: Jean-Marc Valin <jean-marc.valin@octasic.com>
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To: Keith Yan <Keithy@hz.webex.com>
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Cc: "codec@ietf.org" <codec@ietf.org>
Subject: Re: [codec] I-D Action:draft-ietf-codec-opus-05.txt
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Hi Keith, Just to let you know that the DTX problem should now be fixed in git. We're still investigating a rare glitch that occurs at high bit-rate, but otherwise it should work fine. Could you test this and confirm? If you can't access the git repository, I can send you a tarball. Cheers, Jean-Marc On 11-03-15 11:33 PM, Keith Yan wrote: > Dear Jean-Marc, > I have tested V0.9.2 code, and find if enable DTX, it will return from range checking, error code is Error: Range coder state mismatch between encoder and decoder. > And if not define OPUS_TEST_RANGE_CODER_STATE, the decoded file has sharp noise in the silence area. The left channel of test.wav is origin voice, and the right channel is encode/decode with DTX enabled. > > Please check it. > > Thanks > Keith > > > -----Original Message----- > From: Jean-Marc Valin [mailto:jmvalin@jmvalin.ca] > Sent: 2011Äê3ÔÂ15ÈÕ 13:16 > To: codec@ietf.org > Subject: Re: [codec] I-D Action:draft-ietf-codec-opus-05.txt > > Hi, > > Just to let you know that the main change in that latest version is the > ability to decode multi-frame packets. That code has received very > little testing, so don't be surprised if it breaks. However, I did some > amount of testing to at least make sure that random inputs do not cause > buffer overruns and similar security issues. > > Cheers, > > Jean-Marc > > On 11-03-14 06:15 PM, 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. >> >> >> Title : Definition of the Opus Audio Codec >> Author(s) : J. Valin, K. Vos >> Filename : draft-ietf-codec-opus-05.txt >> Pages : 199 >> Date : 2011-03-14 >> >> This document describes the Opus codec, designed for interactive >> speech and audio transmission over the Internet. >> >> A URL for this Internet-Draft is: >> http://www.ietf.org/internet-drafts/draft-ietf-codec-opus-05.txt >> >> Internet-Drafts are also available by anonymous FTP at: >> ftp://ftp.ietf.org/internet-drafts/ >> >> Below is the data which will enable a MIME compliant mail reader >> implementation to automatically retrieve the ASCII version of the >> Internet-Draft. >> >> >> >> _______________________________________________ >> codec mailing list >> codec@ietf.org >> https://www.ietf.org/mailman/listinfo/codec > > > > _______________________________________________ > codec mailing list > codec@ietf.org > https://www.ietf.org/mailman/listinfo/codec
- Re: [codec] I-D Action:draft-ietf-codec-opus-05.t… Keith Yan
- [codec] I-D Action:draft-ietf-codec-opus-05.txt Internet-Drafts
- Re: [codec] I-D Action:draft-ietf-codec-opus-05.t… Jean-Marc Valin
- Re: [codec] I-D Action:draft-ietf-codec-opus-05.t… Keith Yan
- Re: [codec] I-D Action:draft-ietf-codec-opus-05.t… Jean-Marc Valin
- Re: [codec] I-D Action:draft-ietf-codec-opus-05.t… Jean-Marc Valin
- Re: [codec] I-D Action:draft-ietf-codec-opus-05.t… Jean-Marc Valin
- [codec] I-D Action:draft-ietf-codec-opus-05.txt Keith Yan
- Re: [codec] I-D Action:draft-ietf-codec-opus-05.t… Koen Vos
- Re: [codec] I-D Action:draft-ietf-codec-opus-05.t… Keith Yan
- Re: [codec] I-D Action:draft-ietf-codec-opus-05.t… Koen Vos
- Re: [codec] I-D Action:draft-ietf-codec-opus-05.t… Keith Yan
- Re: [codec] I-D Action:draft-ietf-codec-opus-05.t… Koen Vos