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initial version of XEP-0293
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@ -12,9 +12,9 @@
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Protocol (RTCP)-Based Feedback (RTP/AVPF) with Jingle RTP
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Protocol (RTCP)-Based Feedback (RTP/AVPF) with Jingle RTP
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sessions</abstract>
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sessions</abstract>
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&LEGALNOTICE;
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&LEGALNOTICE;
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<number>xxxx</number>
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<number>0293</number>
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<status>ProtoXEP</status>
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<status>Experimental</status>
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<type>Standard</type>
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<type>Standards Track</type>
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<sig>Standards</sig>
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<sig>Standards</sig>
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<approver>Council</approver>
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<approver>Council</approver>
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<dependencies>
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<dependencies>
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<jid>olivier.crete@collabora.co.uk</jid>
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<jid>olivier.crete@collabora.co.uk</jid>
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</author>
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</author>
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<discuss>jingle</discuss>
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<discuss>jingle</discuss>
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<revision>
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<version>0.1</version>
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<date>2011-03-24</date>
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<initials>psa</initials>
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<remark><p>Initial published version.</p></remark>
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</revision>
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<revision>
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<revision>
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<version>0.0.1</version>
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<version>0.0.1</version>
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<date>2011-01-10</date>
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<date>2011-01-10</date>
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<p>The Jingle extension defined herein is designed to meet the following requirements:</p>
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<p>The Jingle extension defined herein is designed to meet the following requirements:</p>
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<ol>
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<ol>
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<li>Enable negotiations of the required parameters for the
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<li>Enable negotiations of the required parameters for the
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transmissions of RTP Feedback messages as defined in RFC
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transmissions of RTP Feedback messages as defined in &rfc4585;.</li>
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4585.</li>
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<li>Map these parameters to Session Description Protocol (SDP; see
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<li>Map these parameters to Session Description Protocol (SDP; see
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&rfc4566;) to enable interoperability.</li>
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&rfc4566;) to enable interoperability.</li>
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</ol>
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</ol>
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<section1 topic='New elements' anchor='elements'>
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<section1 topic='New elements' anchor='elements'>
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<p>This specification defines two new elements, <rtcp-fb/> and
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<p>This specification defines two new elements, <rtcp-fb/> and
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<rtcp-fb-trr-int/>, that can be inserted in the
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<rtcp-fb-trr-int/>, that can be inserted in the
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<description/> or the <payload-type/> elements of a
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<description/> or the <payload-type/> elements of
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XEP-0167 RTP session. The presence of any of these elements in a
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&xep0167;. The presence of any of these elements in a
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content's description means that the RTP/AVPF profile should be used
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content's description means that the RTP/AVPF profile should be used
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for the whole content. If any of these elements are inside the
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for the whole content. If any of these elements are inside the
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<payload-type/> element, the parameters specified apply only to
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<payload-type/> element, the parameters specified apply only to
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@ -134,7 +139,7 @@ milliseconds for this media session. It corresponds to the
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<p>The responder MUST send any <rtcp-fb/> element as-is if it
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<p>The responder MUST send any <rtcp-fb/> element as-is if it
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accepts it. It MUST NOT change any parameter to conform the the
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accepts it. It MUST NOT change any parameter to conform the the
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negotiation defined in RFC 4585 Section 4. It MUST NOT add any
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negotiation defined in <cite>RFC 4585</cite> Section 4. It MUST NOT add any
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<rtcp-fb/> element that was not offered by the initiator. It
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<rtcp-fb/> element that was not offered by the initiator. It
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MUST NOT modify the 'value' of any >rtcp-fb-trr-int/<
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MUST NOT modify the 'value' of any >rtcp-fb-trr-int/<
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element. It can only remove the >rtcp-fb-trr-int/< element or
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element. It can only remove the >rtcp-fb-trr-int/< element or
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@ -145,7 +150,7 @@ milliseconds for this media session. It corresponds to the
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<rtcp-fb-trr-int/> element, then this value is "0".</p>
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<rtcp-fb-trr-int/> element, then this value is "0".</p>
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<p>Example negotiation where the initiator requests Packet Loss
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<p>Example negotiation where the initiator requests Packet Loss
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Indications (pli) as defined in RFC 4585 on both H.263 and H.264,
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Indications (pli) as defined in <cite>RFC 4585</cite> on both H.263 and H.264,
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but also requests Slice Loss Indications for H.264 with a minimum
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but also requests Slice Loss Indications for H.264 with a minimum
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interval between regular full compound RTCP packets of 100 milliseconds.</p>
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interval between regular full compound RTCP packets of 100 milliseconds.</p>
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@ -322,11 +327,7 @@ milliseconds for this media session. It corresponds to the
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registry at &NAMESPACES;, as governed by &xep0053;.</p>
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registry at &NAMESPACES;, as governed by &xep0053;.</p>
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</section2>
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</section2>
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<section2 topic='Namespace Versioning' anchor='registrar-versioning'>
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<section2 topic='Namespace Versioning' anchor='registrar-versioning'>
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<p>If the protocol defined in this specification undergoes a
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&NSVER;
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revision that is not fully backwards-compatible with an older
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version, the XMPP Registrar shall increment the protocol version
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number found at the end of the XML namespaces defined herein, as
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described in Section 4 of XEP-0053.</p>
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</section2>
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</section2>
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</section1>
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</section1>
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<section1 topic='XML Schemas'>
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<section1 topic='XML Schemas'>
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