FS-9317 add screen share examples

conf/vanilla/dialplan/default.xml

@@ -382,6 +382,31 @@
     </extension>
 
     <!-- STEREO 48kHz conferences / Video MCU -->
+    <extension name="cdquality_stereo_conferences">
+      <condition field="destination_number" expression="^(35\d{2}).*?-screen$">
+	<action application="answer"/>
+	<action application="send_display" data="FreeSWITCH Conference|$1"/>
+	<action application="set" data="conference_member_flags=join-vid-floor"/>
+	<action application="conference" data="$1-${domain_name}@video-mcu-stereo"/>
+      </condition>
+    </extension>
+
+    <extension name="conference-canvases" continue="true">
+      <condition field="destination_number" expression="(35\d{2})-canvas-(\d+)">
+	<action application="push" data="conference_member_flags=second-screen"/>
+	<action application="set" data="video_initial_watching_canvas=$2"/>
+	<action application="transfer" data="$1"/>
+      </condition>
+    </extension>
+
+    <extension name="conf mod">
+      <condition field="destination_number" expression="^6070-moderator$">
+	<action application="answer"/>
+	<action application="set" data="conference_member_flags=moderator"/>
+	<action application="conference" data="$1-${domain_name}@video-mcu-stereo"/>
+      </condition>
+    </extension>
+
     <extension name="cdquality_conferences">
       <condition field="destination_number" expression="^(35\d{2})$">
 	<action application="answer"/>