fix js exception when disabling smooth playback position updater

bitmovin · Jan 14, 2025 · d35357e · d35357e
1 parent e023dc5
commit d35357e
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diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -4,6 +4,11 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](http://keepachangelog.com/)
 and this project adheres to [Semantic Versioning](http://semver.org/).
 
+## [Unreleased]
+
+## Fixed
+- Exception when disabling smooth playback position updating by setting `SeekbarConfig.smoothPlaybackPositionUpdateIntervalMs` to `-1`
+
 ## [3.82.0] - 2025-01-13
 
 ### Added

diff --git a/src/ts/components/seekbar.ts b/src/ts/components/seekbar.ts
@@ -246,15 +246,15 @@ export class SeekBar extends Component<SeekBarConfig> {
 
     uimanager.onControlsShow.subscribe(() => {
       this.isUiShown = true;
-      if (!player.isLive() && !this.smoothPlaybackPositionUpdater.isActive()) {
+      if (this.smoothPlaybackPositionUpdater && !player.isLive() && !this.smoothPlaybackPositionUpdater.isActive()) {
         playbackPositionHandler(null, true);
         this.smoothPlaybackPositionUpdater.start();
       }
     });
 
     uimanager.onControlsHide.subscribe(() => {
       this.isUiShown = false;
-      if (this.smoothPlaybackPositionUpdater.isActive()) {
+      if (this.smoothPlaybackPositionUpdater && this.smoothPlaybackPositionUpdater.isActive()) {
         this.smoothPlaybackPositionUpdater.clear();
       }
     });