change video codec from vp8 to h264

Author: fkwp

src/livekit/options.ts

@@ -26,9 +26,9 @@ const defaultLiveKitPublishOptions: TrackPublishDefaults = {
   videoSimulcastLayers: [VideoPresets.h180, VideoPresets.h360] as VideoPreset[],
   screenShareEncoding: ScreenSharePresets.h1080fps30.encoding,
   stopMicTrackOnMute: false,
-  videoCodec: "vp8",
+  videoCodec: "h264",
   videoEncoding: VideoPresets.h720.encoding,
-  backupCodec: { codec: "vp8", encoding: VideoPresets.h720.encoding },
+  backupCodec: { codec: "h264", encoding: VideoPresets.h720.encoding },
 } as const;
 
 export const defaultLiveKitOptions: RoomOptions = {