From 42f85d9e5431e576ee732f365a1f4cf4ca463884 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Miroslav=20=C5=A0ediv=C3=BD?= <sedivy.miro@gmail.com>
Date: Thu, 24 Jun 2021 16:50:13 +0200
Subject: [PATCH] add track muted to webrtc stats.

---
 src/component/internal/webrtc.ts | 9 +++++++++
 src/component/types/state.ts     | 1 +
 2 files changed, 10 insertions(+)

diff --git a/src/component/internal/webrtc.ts b/src/component/internal/webrtc.ts
index 1c6d0502..cf4b2566 100644
--- a/src/component/internal/webrtc.ts
+++ b/src/component/internal/webrtc.ts
@@ -16,6 +16,7 @@ export interface WebRTCStats {
   fps: number
   width: number
   height: number
+  muted: boolean | undefined
 }
 
 export interface ICEServer {
@@ -37,6 +38,7 @@ export interface NekoWebRTCEvents {
 export class NekoWebRTC extends EventEmitter<NekoWebRTCEvents> {
   private _peer?: RTCPeerConnection
   private _channel?: RTCDataChannel
+  private _track?: MediaStreamTrack
   private _state: RTCIceConnectionState = 'disconnected'
   private _candidates: RTCIceCandidateInit[] = []
   private _log: Logger
@@ -179,7 +181,9 @@ export class NekoWebRTC extends EventEmitter<NekoWebRTCEvents> {
       this._peer = undefined
     }
 
+    this._track = undefined
     this._state = 'disconnected'
+    this._candidates = []
   }
 
   public send(event: 'wheel' | 'mousemove', data: { x: number; y: number }): void
@@ -254,6 +258,10 @@ export class NekoWebRTC extends EventEmitter<NekoWebRTCEvents> {
       return
     }
 
+    if (event.track.kind === 'video') {
+      this._track = event.track
+    }
+
     this.emit('track', event)
   }
 
@@ -372,6 +380,7 @@ export class NekoWebRTC extends EventEmitter<NekoWebRTCEvents> {
           fps: Number(report.framesPerSecond || framesDecodedDiff / (tsDiff / 1000)),
           width: report.frameWidth || NaN,
           height: report.frameHeight || NaN,
+          muted: this._track?.muted,
         })
       }
 
diff --git a/src/component/types/state.ts b/src/component/types/state.ts
index f601021a..56ad18c1 100644
--- a/src/component/types/state.ts
+++ b/src/component/types/state.ts
@@ -31,6 +31,7 @@ export interface WebRTCStats {
   fps: number
   width: number
   height: number
+  muted: boolean | undefined
 }
 
 /////////////////////////////