[rygel] player-gst: Set initial volume to 50%

[Jens Georg <jensgeorg src gnome org>]

commit 10848ca3e2b846292deb0b7a42a57f01d979c271
Author: Jens Georg <mail jensge org>
Date:   Thu May 20 10:13:40 2021 +0200

    player-gst: Set initial volume to 50%

 src/librygel-renderer-gst/rygel-playbin-player.vala | 2 ++
 1 file changed, 2 insertions(+)
---
diff --git a/src/librygel-renderer-gst/rygel-playbin-player.vala 
b/src/librygel-renderer-gst/rygel-playbin-player.vala
index b7993d0e..63c15560 100644
--- a/src/librygel-renderer-gst/rygel-playbin-player.vala
+++ b/src/librygel-renderer-gst/rygel-playbin-player.vala
@@ -668,6 +668,8 @@ public class Rygel.PlaybinPlayer : GLib.Object, Rygel.MediaPlayer {
         this.playbin.source_setup.connect (this.on_source_setup);
         this.playbin.notify["uri"].connect (this.on_uri_notify);
 
+        this.volume = 0.5;
+
         // Bus handler
         var bus = this.playbin.get_bus ();
         bus.add_signal_watch ();