add additional check for no subtitle tracks

video-dev · Oct 7, 2019 · cb263f9 · cb263f9
1 parent eb35560
commit cb263f9
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/controller/subtitle-stream-controller.js b/src/controller/subtitle-stream-controller.js
@@ -116,7 +116,7 @@ export class SubtitleStreamController extends BaseStreamController {
   onSubtitleTrackSwitch (data) {
     this.currentTrackId = data.id;
 
-    if (!this.tracks || this.currentTrackId === -1) {
+    if (!this.tracks || !this.tracks.length || this.currentTrackId === -1) {
       this.clearInterval();
       return;
     }