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<?xml version="1.0" ?>
<node name="/Call_Content_Media_Description_Interface_RTCP_Feedback" xmlns:tp="http://telepathy.freedesktop.org/wiki/DbusSpec#extensions-v0">
<tp:copyright> Copyright © 2005-2010 Nokia Corporation </tp:copyright>
<tp:copyright> Copyright © 2005-2010 Collabora Ltd </tp:copyright>
<tp:license xmlns="http://www.w3.org/1999/xhtml">
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
</tp:license>
<interface name="org.freedesktop.Telepathy.Call1.Content.MediaDescription.Interface.RTCPFeedback">
<tp:added version="0.25.2">(as stable API)</tp:added>
<tp:requires interface="org.freedesktop.Telepathy.Call1.Content.MediaDescription"/>
<tp:docstring xmlns="http://www.w3.org/1999/xhtml">
<p>This codec offer interface provides a method of signalling
support for RTCP feedback, documented by <em>Extended RTP
Profile for Real-time Transport Control Protocol (RTCP)-Based
Feedback (RTP/AVPF)</em> (RFC 4585).</p>
<p>The codec identifiers used in the description of the Feedback Messages
sent in the <tp:dbus-ref
namespace="ofdT.Call1.Content.MediaDescription">Accept</tp:dbus-ref>'s
should match those used for the RemoteCodecs in the same Accept call.
</p>
<p>For more details on what RTCP Feedback can do and how to use
it, one should refer to
<a href="http://www.faqs.org/rfcs/rfc4585.html">RFC 4585</a>.</p>
</tp:docstring>
<property name="FeedbackMessages" type="a{u(ua(sss))}"
tp:type="RTCP_Feedback_Message_Map"
access="read" tp:name-for-bindings="Feedback_Messages">
<tp:docstring>
A map of remote feedback codec properties that are supported.
</tp:docstring>
</property>
<property name="DoesAVPF" type="b"
access="read" tp:name-for-bindings="Does_AVPF">
<tp:docstring>
True if the remote contact supports Audio-Visual Profile
Feedback (AVPF), otherwise False.
</tp:docstring>
</property>
</interface>
</node>
<!-- vim:set sw=2 sts=2 et ft=xml: -->
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