Fix access of mediaSrc value

video-dev · Aug 4, 2024 · cd98207 · cd98207
1 parent cedf96d
commit cd98207
Showing 1 changed file with 7 additions and 3 deletions.
diff --git a/src/controller/buffer-controller.ts b/src/controller/buffer-controller.ts
@@ -1026,9 +1026,9 @@ export default class BufferController implements ComponentAPI {
   };
 
   private get mediaSrc(): string | undefined {
-    const media =
-      (this.media?.firstChild as HTMLSourceElement | null) || this.media;
-    return media?.src;
+    if (!this.media) return undefined;
+    const media = getSourceChild(this.media) || this.media;
+    return media.src;
   }
 
   private _onSBUpdateStart(type: SourceBufferName) {
@@ -1195,3 +1195,7 @@ function addSource(media: HTMLMediaElement, url: string) {
   source.src = url;
   media.appendChild(source);
 }
+
+function getSourceChild(media: HTMLMediaElement): HTMLSourceElement | null {
+  return media.querySelector('source');
+}