Fixes call video resolution changes in the following situation: A changes to low resolution (LO), B switches to LO, A switch to standard resolution (SD) and B automatically switches to SD which is not desired.

src/net/java/sip/communicator/impl/neomedia/VideoMediaStreamImpl.java

@@ -920,6 +920,32 @@ public QualityControl getQualityControl()
         return qualityControl;
     }
 
+    /**
+     * Updates the <tt>QualityControl</tt> of this <tt>VideoMediaStream</tt>.
+     *
+     * @param advancedParams parameters of advanced attributes that may affect
+     * quality control
+     */
+    public void updateQualityControl(
+        Map<String, String> advancedParams)
+    {
+        for(Map.Entry<String, String> entry : advancedParams.entrySet())
+        {
+            if(entry.getKey().equals("imageattr"))
+            {
+                Dimension res[] = parseSendRecvResolution(entry.getValue());
+
+                if(res != null)
+                {
+                    qualityControl.setRemoteSendMaxPreset(
+                        new QualityPreset(res[0]));
+                    qualityControl.setRemoteReceiveResolution(
+                        res[1]);
+                }
+            }
+        }
+    }
+
     /**
      * Implements the <tt>KeyFrameControl</tt> of this
      * <tt>VideoMediaStream</tt>.

src/net/java/sip/communicator/impl/protocol/sip/CallPeerMediaHandlerSipImpl.java

@@ -513,6 +513,24 @@ private Vector<MediaDescription> createMediaDescriptionsForAnswer(
                 QualityPreset sendQualityPreset = null;
                 QualityPreset receiveQualityPreset = null;
 
+                // update stream
+                MediaStream stream = getStream(MediaType.VIDEO);
+
+                if(stream != null && dev != null)
+                {
+                    List<MediaFormat> fmts = intersectFormats(
+                        dev.getSupportedFormats(),
+                        remoteFormats);
+
+                    if(fmts.size() > 0)
+                    {
+                        MediaFormat fmt = fmts.get(0);
+
+                        ((VideoMediaStream)stream).updateQualityControl(
+                            fmt.getAdvancedAttributes());
+                    }
+                }
+
                 if(qualityControls != null)
                 {
                     // the one we will send is the other party receive

src/net/java/sip/communicator/service/neomedia/VideoMediaStream.java

@@ -7,6 +7,7 @@
 package net.java.sip.communicator.service.neomedia;
 
 import java.awt.*;
+import java.util.*;
 
 import net.java.sip.communicator.service.neomedia.control.*;
 import net.java.sip.communicator.service.neomedia.event.*;
@@ -88,4 +89,13 @@ public interface VideoMediaStream
      * @return the <tt>QualityControl</tt> of this <tt>VideoMediaStream</tt>
      */
     public QualityControl getQualityControl();
+
+    /**
+     * Updates the <tt>QualityControl</tt> of this <tt>VideoMediaStream</tt>.
+     *
+     * @param advancedParams parameters of advanced attributes that may affect
+     * quality control
+     */
+    public void updateQualityControl(
+        Map<String, String> advancedParams);
 }