mirror of https://github.com/sipwise/jitsi.git
cusax-fix
4921
Lyubomir Marinov
12 years ago
parent
22e5ff0a90
commit
527cee16b9
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/*
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* Jitsi, the OpenSource Java VoIP and Instant Messaging client.
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*
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* Distributable under LGPL license.
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* See terms of license at gnu.org.
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*/
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package net.java.sip.communicator.impl.protocol.jabber.extensions.colibri;
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/**
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* Defines the RTP-level relay types as specified by RFC 3550 "RTP: A Transport
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* Protocol for Real-Time Applications" in section 2.3 "Mixers and Translators".
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*
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* @author Lyubomir Marinov
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*/
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public enum RTPLevelRelayType
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{
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/**
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* The type of RTP-level relay which performs content mixing on the received
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* media. In order to mix the received content, the relay will usually
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* decode the received RTP and RTCP packets into raw media and will
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* subsequently generate new RTP and RTCP packets to send the new media
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* which represents the mix of the received content.
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*/
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MIXER,
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/**
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* The type of RTP-level relay which does not perform content mixing on the
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* received media and rather forwards the received RTP and RTCP packets. The
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* relay will usually not decode the received RTP and RTCP into raw media.
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*/
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TRANSLATOR;
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public static RTPLevelRelayType parseRTPLevelRelayType(String s)
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{
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for (RTPLevelRelayType value : RTPLevelRelayType.values())
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{
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if (s.equals(value.toString()))
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return value;
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}
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throw new IllegalArgumentException(s);
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}
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/**
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* {@inheritDoc}
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*/
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@Override
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public String toString()
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{
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switch (this)
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{
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case MIXER:
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return "mixer";
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case TRANSLATOR:
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return "translator";
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default:
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return super.toString();
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}
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}
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}
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/*
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* Jitsi, the OpenSource Java VoIP and Instant Messaging client.
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*
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* Distributable under LGPL license.
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* See terms of license at gnu.org.
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*/
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package net.java.sip.communicator.impl.protocol.jabber.extensions.colibri;
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import java.util.*;
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import net.java.sip.communicator.impl.protocol.jabber.extensions.*;
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import net.java.sip.communicator.impl.protocol.jabber.extensions.jingle.*;
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/**
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* Implements <tt>AbstractPacketExtension</tt> for the <tt>source</tt> element
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* defined by <a href="http://hancke.name/jabber/jingle-sources">
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* Source-Specific Media Attributes in Jingle</a>.
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*
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* @author Lyubomir Marinov
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*/
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public class SourcePacketExtension
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extends AbstractPacketExtension
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{
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/**
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* The XML name of the <tt>setup</tt> element defined by Source-Specific
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* Media Attributes in Jingle.
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*/
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public static final String ELEMENT_NAME = "source";
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/**
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* The XML namespace of the <tt>setup</tt> element defined by
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* Source-Specific Media Attributes in Jingle.
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*/
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public static final String NAMESPACE = "urn:xmpp:jingle:apps:rtp:ssma:0";
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/**
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* The XML name of the <tt>setup</tt> element's attribute which corresponds
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* to the <tt>ssrc</tt> media attribute in SDP.
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*/
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private static final String SSRC_ATTR_NAME = "ssrc";
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/** Initializes a new <tt>SourcePacketExtension</tt> instance. */
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public SourcePacketExtension()
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{
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super(NAMESPACE, ELEMENT_NAME);
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}
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/**
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* Adds a specific parameter (as defined by Source-Specific Media Attributes
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* in Jingle) to this source.
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*
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* @param parameter the <tt>ParameterPacketExtension</tt> to add to this
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* source
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*/
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public void addParameter(ParameterPacketExtension parameter)
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{
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addChildExtension(parameter);
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}
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/**
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* Gets the parameters (as defined by Source-Specific Media Attributes in
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* Jingle) of this source.
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*
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* @return the <tt>ParameterPacketExtension</tt>s of this source
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*/
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public List<ParameterPacketExtension> getParameters()
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{
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return getChildExtensionsOfType(ParameterPacketExtension.class);
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}
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/**
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* Gets the synchronization source (SSRC) ID of this source.
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*
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* @return the synchronization source (SSRC) ID of this source
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*/
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public long getSSRC()
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{
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String s = getAttributeAsString(SSRC_ATTR_NAME);
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return (s == null) ? -1 : Long.parseLong(s);
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}
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/**
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* Sets the synchronization source (SSRC) ID of this source.
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*
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* @param ssrc the synchronization source (SSRC) ID to be set on this source
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*/
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public void setSSRC(long ssrc)
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{
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if (ssrc == -1)
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removeAttribute(SSRC_ATTR_NAME);
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else
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setAttribute(SSRC_ATTR_NAME, Long.toString(ssrc));
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}
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}
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