[codec] I-D Action: draft-ietf-codec-opus-15.txt
internet-drafts@ietf.org Tue, 19 June 2012 01:45 UTC
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Date: Mon, 18 Jun 2012 18:45:13 -0700
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Subject: [codec] I-D Action: draft-ietf-codec-opus-15.txt
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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) : Jean-Marc Valin Koen Vos Timothy B. Terriberry Filename : draft-ietf-codec-opus-15.txt Pages : 330 Date : 2012-06-18 Abstract: This document defines the Opus interactive speech and audio codec. Opus is designed to handle a wide range of interactive audio applications, including Voice over IP, videoconferencing, in-game chat, and even live, distributed music performances. It scales from low bitrate narrowband speech at 6 kb/s to very high quality stereo music at 510 kb/s. Opus uses both linear prediction (LP) and the Modified Discrete Cosine Transform (MDCT) to achieve good compression of both speech and music. The IETF datatracker status page for this draft is: https://datatracker.ietf.org/doc/draft-ietf-codec-opus There's also a htmlized version available at: http://tools.ietf.org/html/draft-ietf-codec-opus-15 A diff from previous version is available at: http://tools.ietf.org/rfcdiff?url2=draft-ietf-codec-opus-15 Internet-Drafts are also available by anonymous FTP at: ftp://ftp.ietf.org/internet-drafts/
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