In neomedia, adds MediaStream#setMute(boolean) and #isMute(). These two still do nothing for video but will in a subsequent commit.

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

@@ -498,6 +498,22 @@ private RTPManager getRTPManager()
         return rtpManager;
     }
 
+    /**
+     * Determines whether this <tt>MediaStream</tt> is set to transmit "silence"
+     * instead of the media being fed from its <tt>MediaDevice</tt>. "Silence"
+     * for video is understood as video data which is not the captured video
+     * data and may represent, for example, a black image.
+     *
+     * @return <tt>true</tt> if this <tt>MediaStream</tt> is set to transmit
+     * "silence" instead of the media fed from its <tt>MediaDevice</tt>;
+     * <tt>false</tt>, otherwise
+     * @see MediaStream#isMute()
+     */
+    public boolean isMute()
+    {
+        return false;
+    }
+
     /**
      * Determines whether {@link #start()} has been called on this
      * <tt>MediaStream</tt> without {@link #stop()} or {@link #close()}
@@ -661,6 +677,22 @@ public void setFormat(MediaFormat format)
         getDeviceSession().setFormat(format);
     }
 
+    /**
+     * Causes this <tt>MediaStream</tt> to stop transmitting the media being fed
+     * from this stream's <tt>MediaDevice</tt> and transmit "silence" instead.
+     * "Silence" for video is understood as video data which is not the captured
+     * video data and may represent, for example, a black image.
+     *
+     * @param mute <tt>true</tt> to have this <tt>MediaStream</tt> transmit
+     * "silence" instead of the actual media data that it captures from its
+     * <tt>MediaDevice</tt>; <tt>false</tt> to transmit actual media data
+     * captured from the <tt>MediaDevice</tt> of this <tt>MediaStream</tt>
+     * @see MediaStream#setMute(boolean)
+     */
+    public void setMute(boolean mute)
+    {
+    }
+
     /**
      * Sets the target of this <tt>MediaStream</tt> to which it is to send and
      * from which it is to receive data (e.g. RTP) and control data (e.g. RTCP).

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

@@ -71,25 +71,4 @@ public interface AudioMediaStream
      * @param listener the listener that we'd like to unregister
      */
     public void removeDTMFListener(DTMFListener listener);
-
-    /**
-     * Causes this <tt>AudioMediaStream</tt> to stop transmitting the audio
-     * being fed from this stream's <tt>MediaDevice</tt> and transmit silence
-     * instead.
-     *
-     * @param mute <tt>true</tt> if we are to start transmitting silence and
-     * <tt>false</tt> if we are to use media from this stream's
-     * <tt>MediaDevice</tt> again.
-     */
-    public void setMute(boolean mute);
-
-    /**
-     * Determines whether this <tt>AudioMediaStream</tt> is set to transmit
-     * silence instead of the audio being fed from its <tt>MediaDevice</tt>.
-     *
-     * @return <tt>true</tt> if this <tt>AudioMediaStream</tt> is set to
-     * transmit silence instead of the audio fed from its <tt>MediaDevice</tt>;
-     * <tt>false</tt>, otherwise
-     */
-    public boolean isMute();
 }

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

@@ -227,4 +227,28 @@ public void addDynamicRTPPayloadType(
      * afterwards
      */
     public boolean isStarted();
+
+    /**
+     * Causes this <tt>MediaStream</tt> to stop transmitting the media being fed
+     * from this stream's <tt>MediaDevice</tt> and transmit "silence" instead.
+     * "Silence" for video is understood as video data which is not the captured
+     * video data and may represent, for example, a black image.
+     *
+     * @param mute <tt>true</tt> if we are to start transmitting "silence" and
+     * <tt>false</tt> if we are to use media from this stream's
+     * <tt>MediaDevice</tt> again.
+     */
+    public void setMute(boolean mute);
+
+    /**
+     * Determines whether this <tt>MediaStream</tt> is set to transmit "silence"
+     * instead of the media being fed from its <tt>MediaDevice</tt>. "Silence"
+     * for video is understood as video data which is not the captured video
+     * data and may represent, for example, a black image.
+     *
+     * @return <tt>true</tt> if this <tt>MediaStream</tt> is set to transmit
+     * "silence" instead of the media fed from its <tt>MediaDevice</tt>;
+     * <tt>false</tt>, otherwise
+     */
+    public boolean isMute();
 }