CC-2215: Add ability to enable metadata for ogg streams

-done

python_apps/pypo/scripts/liquidsoap.cfg

@@ -36,3 +36,11 @@ icecast_genre = "genre"
 output_sound_device = false
 output_icecast_vorbis = true
 output_icecast_mp3 = false
+
+
+#audio stream metadata for vorbis/ogg is disabled by default
+#due to a large number of client media players that disconnect
+#when the metadata changes to that of a new track. Some versions of
+#mplayer and VLC have this problem. Enable this option at your
+#own risk!
+output_icecast_vorbis_metadata = false

python_apps/pypo/scripts/ls_script.liq

@@ -52,34 +52,38 @@ s = map_metadata(append_title, s)
 
 
 if output_sound_device then
-	out_device = out(s)
+    out_device = out(s)
 end
 
 if output_icecast_mp3 then
-	out_mp3 = output.icecast(%mp3,
-			host = icecast_host, port = icecast_port,
-			password = icecast_pass, mount = mount_point_mp3,
-			fallible = true,
-			restart = true,
-			restart_delay = 5,
-			url = icecast_url,
-			description = icecast_description,
-			genre = icecast_genre,
-			s)
+    out_mp3 = output.icecast(%mp3,
+            host = icecast_host, port = icecast_port,
+            password = icecast_pass, mount = mount_point_mp3,
+            fallible = true,
+            restart = true,
+            restart_delay = 5,
+            url = icecast_url,
+            description = icecast_description,
+            genre = icecast_genre,
+            s)
 end
 
 if output_icecast_vorbis then
+    
     #remove metadata from ogg source and merge tracks to fix bug
     #with vlc and mplayer disconnecting at the end of every track
-    ogg_s = add(normalize=false, [amplify(0.00001, noise()),s])
-	out_vorbis = output.icecast(%vorbis,
-			host = icecast_host, port = icecast_port,
-			password = icecast_pass, mount = mount_point_vorbis,
-			fallible = true,
-			restart = true,
-			restart_delay = 5,
-			url = icecast_url,
-			description = icecast_description,
-			genre = icecast_genre,
-			ogg_s)
+    if output_icecast_vorbis_metadata then
+        s = add(normalize=false, [amplify(0.00001, noise()),s])
+    end
+    
+    out_vorbis = output.icecast(%vorbis,
+            host = icecast_host, port = icecast_port,
+            password = icecast_pass, mount = mount_point_vorbis,
+            fallible = true,
+            restart = true,
+            restart_delay = 5,
+            url = icecast_url,
+            description = icecast_description,
+            genre = icecast_genre,
+            s)
 end