Merge pull request flutter-webrtc#101 from wbarnard/microphone-mute

Microphone mute

Author: cloudwebrtc

android/src/main/java/com/cloudwebrtc/webrtc/FlutterWebRTCPlugin.java

@@ -69,6 +69,7 @@ public class FlutterWebRTCPlugin implements MethodCallHandler {
     private GetUserMediaImpl getUserMediaImpl;
     final PeerConnectionFactory mFactory;
 
+    private AudioDeviceModule audioDeviceModule;
 
     public Activity getActivity() {
         return registrar.activity();
@@ -108,7 +109,7 @@ private FlutterWebRTCPlugin(Registrar registrar, MethodChannel channel) {
 
         getUserMediaImpl = new GetUserMediaImpl(this, registrar.context());
 
-        AudioDeviceModule audioDeviceModule = JavaAudioDeviceModule.builder(registrar.context())
+        audioDeviceModule = JavaAudioDeviceModule.builder(registrar.context())
                 .setUseHardwareAcousticEchoCanceler(true)
                 .setUseHardwareNoiseSuppressor(true)
                 .setSamplesReadyCallback(getUserMediaImpl.inputSamplesInterceptor)
@@ -302,6 +303,11 @@ public void onMethodCall(MethodCall call, Result notSafeResult) {
             double volume = call.argument("volume");
             mediaStreamTrackSetVolume(trackId, volume);
             result.success(null);
+        } else if (call.method.equals("setMicrophoneMute")) {
+            String trackId = call.argument("trackId");
+            boolean mute = call.argument("mute");
+            mediaStreamTrackSetMicrophoneMute(trackId, mute);
+            result.success(null);
         } else if(call.method.equals("getDisplayMedia")) {
             Map<String, Object> constraints = call.argument("constraints");
             ConstraintsMap constraintsMap = new ConstraintsMap(constraints);
@@ -888,6 +894,14 @@ public void mediaStreamTrackSetVolume(final String id, final double volume) {
         }
     }
 
+    public void mediaStreamTrackSetMicrophoneMute(final String id, boolean mute) {
+        try {
+            audioDeviceModule.setMicrophoneMute(mute);
+        } catch (Exception e) {
+            Log.e(TAG, "setMicrophoneMute(): error", e);
+        }
+    }
+
     public void mediaStreamTrackRelease(final String streamId, final String _trackId) {
         MediaStream stream = localStreams.get(streamId);
         if (stream == null) {

ios/Classes/FlutterWebRTCPlugin.m

@@ -378,6 +378,16 @@ - (void)handleMethodCall:(FlutterMethodCall*)call result:(FlutterResult) result
             audioSource.volume = [volume doubleValue];
         }
         result(nil);
+    } else if ([@"setMicrophoneMute" isEqualToString:call.method]) {
+        NSDictionary* argsMap = call.arguments;
+        NSString* trackId = argsMap[@"trackId"];
+        NSNumber* mute = argsMap[@"mute"];
+        RTCMediaStreamTrack *track = self.localTracks[trackId];
+        if (track != nil && [track isKindOfClass:[RTCAudioTrack class]]) {
+            RTCAudioTrack *audioTrack = (RTCAudioTrack *)track;
+            audioTrack.isEnabled = !mute.boolValue;
+        }
+        result(nil);
     }else if ([@"getLocalDescription" isEqualToString:call.method]) {
         NSDictionary* argsMap = call.arguments;
         NSString* peerConnectionId = argsMap[@"peerConnectionId"];

lib/media_stream_track.dart

@@ -38,6 +38,14 @@ class MediaStreamTrack {
     );
   }
 
+  void setMicrophoneMute(bool mute) async {
+    print('MediaStreamTrack:setMicrophoneMute $mute');
+    await _channel.invokeMethod(
+      'setMicrophoneMute',
+      <String, dynamic>{'trackId': _trackId, 'mute': mute},
+    );
+  }
+
   captureFrame(String filePath) =>
     _channel.invokeMethod(
       'captureFrame',