feat: add a flag to skip auto native audio config (#797)

Author: td2thinh

lib/src/hardware/hardware.dart

@@ -88,6 +88,17 @@ class Hardware {
   /// only supported on iOS for now
   bool get forceSpeakerOutput => _forceSpeakerOutput && _preferSpeakerOutput;
 
+  // This flag is used to determine if automatic native configuration
+  // of audio is enabled. If set to false Natvive.configureAudio
+  // will not be called, and the user is responsible for configuring
+  // the native audio configuration manually.
+  bool _isAutomaticConfigurationEnabled = true;
+  bool get isAutomaticConfigurationEnabled => _isAutomaticConfigurationEnabled;
+
+  void setAutomaticConfigurationEnabled({required bool enable}) {
+    _isAutomaticConfigurationEnabled = enable;
+  }
+
   Future<List<MediaDevice>> enumerateDevices({String? type}) async {
     var infos = await rtc.navigator.mediaDevices.enumerateDevices();
     var devices = infos
@@ -157,7 +168,9 @@ class Hardware {
           }
           logger.fine('configuring for ${audioTrackState} using ${config}...');
           try {
-            await Native.configureAudio(config);
+            if (_isAutomaticConfigurationEnabled) {
+              await Native.configureAudio(config);
+            }
           } catch (error) {
             logger.warning('failed to configure ${error}');
           }

lib/src/track/audio_management.dart

@@ -127,7 +127,10 @@ Future<void> _onAudioTrackCountDidChange() async {
     if (config != null) {
       logger.fine('configuring for ${_audioTrackState} using ${config}...');
       try {
-        await Native.configureAudio(config);
+        if (Hardware.instance.isAutomaticConfigurationEnabled) {
+          logger.fine('configuring native audio...');
+          await Native.configureAudio(config);
+        }
       } catch (error) {
         logger.warning('failed to configure ${error}');
       }