Use shared mutex helper lib (#301)

* enable strict checking

* Use share mutex helper lib

* Revert "enable strict checking"

This reverts commit cd82095.

* Create lemon-readers-eat.md

.changeset/lemon-readers-eat.md

@@ -0,0 +1,5 @@
+---
+"@livekit/rtc-node": patch
+---
+
+Use shared mutex helper lib

packages/livekit-rtc/package.json

@@ -34,13 +34,14 @@
   },
   "dependencies": {
     "@bufbuild/protobuf": "^1.4.2",
+    "@livekit/mutex": "^1.0.0",
     "@livekit/typed-emitter": "^3.0.0"
   },
   "devDependencies": {
     "@napi-rs/cli": "^2.18.0",
     "@types/node": "^20.9.2",
-    "typescript": "^5.2.2",
-    "prettier": "^3.0.3"
+    "prettier": "^3.0.3",
+    "typescript": "^5.2.2"
   },
   "optionalDependencies": {
     "@livekit/rtc-node-darwin-arm64": "workspace:*",

packages/livekit-rtc/src/audio_stream.ts

@@ -1,13 +1,13 @@
 // SPDX-FileCopyrightText: 2024 LiveKit, Inc.
 //
 // SPDX-License-Identifier: Apache-2.0
+import { Mutex } from '@livekit/mutex';
 import { AudioFrame } from './audio_frame.js';
 import type { FfiEvent } from './ffi_client.js';
 import { FfiClient, FfiClientEvent, FfiHandle } from './ffi_client.js';
 import type { AudioStreamInfo, NewAudioStreamResponse } from './proto/audio_frame_pb.js';
 import { AudioStreamType, NewAudioStreamRequest } from './proto/audio_frame_pb.js';
 import type { Track } from './track.js';
-import { Mutex } from './utils.js';
 
 export class AudioStream implements AsyncIterableIterator<AudioFrame> {
   /** @internal */

packages/livekit-rtc/src/video_stream.ts

@@ -1,6 +1,7 @@
 // SPDX-FileCopyrightText: 2024 LiveKit, Inc.
 //
 // SPDX-License-Identifier: Apache-2.0
+import { Mutex } from '@livekit/mutex';
 import type { FfiEvent } from './ffi_client.js';
 import { FfiClient, FfiClientEvent, FfiHandle } from './ffi_client.js';
 import type {
@@ -10,7 +11,6 @@ import type {
 } from './proto/video_frame_pb.js';
 import { NewVideoStreamRequest, VideoStreamType } from './proto/video_frame_pb.js';
 import type { Track } from './track.js';
-import { Mutex } from './utils.js';
 import { VideoFrame } from './video_frame.js';
 
 export type VideoFrameEvent = {