Merge pull request flutter-webrtc#229 from artsector/master

ycherniavskyi · web-flow · commit b7a2c6ec1e7d · 2020-04-18T00:13:01.000+03:00
[iOS] stop capture RTCVideoSource if it been opened before
diff --git a/ios/Classes/FlutterRTCMediaStream.m b/ios/Classes/FlutterRTCMediaStream.m
@@ -291,6 +291,9 @@ - (void)getUserVideo:(NSDictionary *)constraints
     
     if (videoDevice) {
         RTCVideoSource *videoSource = [self.peerConnectionFactory videoSource];
+        if (self.videoCapturer) {
+            [self.videoCapturer stopCapture];
+        }
         self.videoCapturer = [[RTCCameraVideoCapturer alloc] initWithDelegate:videoSource];
         AVCaptureDeviceFormat *selectedFormat = [self selectFormatForDevice:videoDevice];
         NSInteger selectedFps = [self selectFpsForFormat:selectedFormat];
