select audio group on LEVEL_LOADING

src/controller/audio-track-controller.js

@@ -31,6 +31,7 @@ class AudioTrackController extends TaskLoop {
       Event.MANIFEST_PARSED,
       Event.AUDIO_TRACK_LOADED,
       Event.AUDIO_TRACK_SWITCHED,
+      Event.LEVEL_LOADING,
       Event.LEVEL_LOADED,
       Event.ERROR
     );
@@ -91,8 +92,6 @@ class AudioTrackController extends TaskLoop {
   onManifestParsed (data) {
     const tracks = this.tracks = data.audioTracks || [];
     this.hls.trigger(Event.AUDIO_TRACKS_UPDATED, { audioTracks: tracks });
-
-    this._selectAudioGroup(this.hls.nextLoadLevel);
   }
 
   /**
@@ -143,14 +142,23 @@ class AudioTrackController extends TaskLoop {
   }
 
   /**
-   * When a level gets loaded, if it has redundant audioGroupIds (in the same ordinality as it's redundant URLs)
+   * When a level starts loading, if it has redundant audioGroupIds (in the same ordinality as it's redundant URLs)
    * we are setting our audio-group ID internally to the one set, if it is different from the group ID currently set.
    *
    * If group-ID got update, we re-select the appropriate audio-track with this group-ID matching the currently
    * selected one (based on NAME property).
    *
    * @param {*} data
    */
+  onLevelLoading (data) {
+    this._selectAudioGroup(data.level);
+  }
+
+  /**
+   * Runs the same logic when level gets loaded
+   *
+   * @param {*} data
+   */
   onLevelLoaded (data) {
     this._selectAudioGroup(data.level);
   }