Ensure WebCodecs BB sample closes VideoFrames (webrtc#1492)

* Ensure WebCodecs BB sample closes VideoFrames Call frame.close() on received videoFrames after passing them to be decoded. Without this, the video freezes due to too many VideoFrames being kept around.
hippermoloo · Nov 12, 2021 · 8e504ed · 8e504ed
1 parent e0b12bd
commit 8e504ed
Showing 1 changed file with 6 additions and 2 deletions.
diff --git a/src/content/insertable-streams/video-processing/js/webcodec-transform.js b/src/content/insertable-streams/video-processing/js/webcodec-transform.js
@@ -40,8 +40,12 @@ class WebCodecTransform { // eslint-disable-line no-unused-vars
       frame.close();
       return;
     }
-    this.controller_ = controller;
-    this.encoder_.encode(frame);
+    try {
+      this.controller_ = controller;
+      this.encoder_.encode(frame);
+    } finally {
+      frame.close();
+    }
   }
 
   /** @override */