fix camera button muted state

react/features/base/tracks/functions.js

@@ -346,6 +346,12 @@ export function getLocalVideoTrack(tracks) {
     return getLocalTrack(tracks, MEDIA_TYPE.VIDEO);
 }
 
+// eslint-disable-next-line require-jsdoc
+export function getLocalCameraTrack(tracks) {
+    return getLocalTracks(tracks, false)
+        .find(t => t.videoType === VIDEO_TYPE.CAMERA);
+}
+
 /**
  * Returns the media type of the local video, presenter or video.
  *
@@ -463,16 +469,15 @@ export function getTracksByMediaType(tracks, mediaType) {
  */
 export function isLocalCameraTrackMuted(tracks) {
     const presenterTrack = getLocalTrack(tracks, MEDIA_TYPE.PRESENTER);
-    const videoTrack = getLocalTrack(tracks, MEDIA_TYPE.VIDEO);
+    const localCameraTrack = getLocalCameraTrack(tracks);
 
     // Make sure we check the mute status of only camera tracks, i.e.,
     // presenter track when it exists, camera track when the presenter
     // track doesn't exist.
     if (presenterTrack) {
         return isLocalTrackMuted(tracks, MEDIA_TYPE.PRESENTER);
-    } else if (videoTrack) {
-        return videoTrack.videoType === 'camera'
-            ? isLocalTrackMuted(tracks, MEDIA_TYPE.VIDEO) : true;
+    } else if (localCameraTrack) {
+        return localCameraTrack.muted;
     }
 
     return true;

react/features/base/tracks/reducer.js

@@ -130,9 +130,13 @@ ReducerRegistry.register('features/base/tracks', (state = [], action) => {
         let withoutTrackStub = state;
 
         if (action.track.local) {
-            withoutTrackStub
-                = state.filter(
-                    t => !t.local || t.mediaType !== action.track.mediaType);
+            // FIXME verify if it's working as expected
+            // The track stubs were introduced to track get user media in progress state.
+            // Now this check will be over complicated with multiple tracks per type.
+            withoutTrackStub = state.filter(
+                t => !t.local
+                    || t.mediaType !== action.track.mediaType
+                    || (t.jitsiTrack && t.jitsiTrack !== action.track.jitsiTrack));
         }
 
         return [ ...withoutTrackStub, action.track ];