Clear subtitle-stream-controller buffered list on detach (#5355)

Fixes #5353
video-dev · Mar 29, 2023 · 4160070 · 4160070
1 parent 643cc5a
commit 4160070
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diff --git a/api-extractor/report/hls.js.api.md b/api-extractor/report/hls.js.api.md
@@ -2947,6 +2947,8 @@ export class SubtitleStreamController extends BaseStreamController implements Ne
     onLevelLoaded(event: Events.LEVEL_LOADED, data: LevelLoadedData): void;
     // (undocumented)
     onManifestLoading(): void;
+    // (undocumented)
+    onMediaDetaching(): void;
     // Warning: (ae-forgotten-export) The symbol "SubtitleFragProcessed" needs to be exported by the entry point hls.d.ts
     //
     // (undocumented)

diff --git a/src/controller/subtitle-stream-controller.ts b/src/controller/subtitle-stream-controller.ts
@@ -106,6 +106,11 @@ export class SubtitleStreamController
     this.fragmentTracker.removeAllFragments();
   }
 
+  onMediaDetaching(): void {
+    this.tracksBuffered = [];
+    super.onMediaDetaching();
+  }
+
   onLevelLoaded(event: Events.LEVEL_LOADED, data: LevelLoadedData) {
     this.mainDetails = data.details;
   }