Simulcast support

src/video-grid/VideoTileContainer.tsx

@@ -16,7 +16,7 @@ limitations under the License.
 
 import { SDPStreamMetadataPurpose } from "matrix-js-sdk/src/webrtc/callEventTypes";
 import React from "react";
-import { useCallback } from "react";
+import { useCallback, useEffect } from "react";
 import { RoomMember } from "matrix-js-sdk/src/models/room-member";
 
 import { useCallFeed } from "./useCallFeed";
@@ -94,6 +94,10 @@ export function VideoTileContainer({
   // Firefox doesn't respect the disablePictureInPicture attribute
   // https://bugzilla.mozilla.org/show_bug.cgi?id=1611831
 
+  useEffect(() => {
+    item.callFeed?.setResolution(width, height);
+  }, [width, height, item]);
+
   return (
     <>
       <VideoTile