[MSS] Do not update manifest if already updating at tracks switching …

…for live streams (#3780) * Do not update manifest if already updating (for example when MSS audio and text tracks are changed simultaneoulsy) * [MSS] Do not update manifest if already updating at tracks switching for live streams
Dash-Industry-Forum · Sep 30, 2021 · 4b4a45d · 4b4a45d
1 parent 262fdee
commit 4b4a45d
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Showing 2 changed files with 9 additions and 2 deletions.
diff --git a/src/streaming/ManifestUpdater.js b/src/streaming/ManifestUpdater.js
@@ -264,10 +264,15 @@ function ManifestUpdater() {
         isUpdating = false;
     }
 
+    function getIsUpdating() {
+        return isUpdating;
+    }
+
     instance = {
         initialize: initialize,
         setManifest: setManifest,
         refreshManifest: refreshManifest,
+        getIsUpdating: getIsUpdating,
         setConfig: setConfig,
         reset: reset
     };

diff --git a/src/streaming/Stream.js b/src/streaming/Stream.js
@@ -670,9 +670,11 @@ function Stream(config) {
 
         // Applies only for MSS streams
         if (manifest.refreshManifestOnSwitchTrack) {
-            logger.debug('Stream -  Refreshing manifest for switch track');
             trackChangedEvents.push(e);
-            manifestUpdater.refreshManifest();
+            if (!manifestUpdater.getIsUpdating()) {
+                logger.debug('Stream -  Refreshing manifest for switch track');
+                manifestUpdater.refreshManifest();
+            }
         } else {
             processor.selectMediaInfo(mediaInfo)
                 .then(() => {