Flutter version3.x.x && version2.x.x support

example/ios/Podfile.lock

@@ -2,12 +2,10 @@ PODS:
   - Flutter (1.0.0)
   - flutter_webrtc (0.7.1):
     - Flutter
-    - Libyuv (= 1703)
-    - WebRTC-SDK (= 97.4692.02)
-  - Libyuv (1703)
+    - WebRTC-SDK (= 97.4692.05)
   - millicast_flutter_sdk (0.2.0):
     - Flutter
-    - WebRTC-SDK (= 97.4692.02)
+    - WebRTC-SDK (= 97.4692.05)
   - path_provider_ios (0.0.1):
     - Flutter
   - share_plus (0.0.1):
@@ -16,7 +14,7 @@ PODS:
     - Flutter
   - url_launcher_ios (0.0.1):
     - Flutter
-  - WebRTC-SDK (97.4692.02)
+  - WebRTC-SDK (97.4692.05)
 
 DEPENDENCIES:
   - Flutter (from `Flutter`)
@@ -29,7 +27,6 @@ DEPENDENCIES:
 
 SPEC REPOS:
   trunk:
-    - Libyuv
     - WebRTC-SDK
 
 EXTERNAL SOURCES:
@@ -50,15 +47,14 @@ EXTERNAL SOURCES:
 
 SPEC CHECKSUMS:
   Flutter: 50d75fe2f02b26cc09d224853bb45737f8b3214a
-  flutter_webrtc: 3fd57d5bd9b6ce85d12d37f6f68d97be3b80509f
-  Libyuv: 5f79ced0ee66e60a612ca97de1e6ccacd187a437
-  millicast_flutter_sdk: 88180386ee6d6b3ab731552be1a970b01eb17406
+  flutter_webrtc: c4d09b864e7a8e93ad931bb84eed0ceb1ed51444
+  millicast_flutter_sdk: 67876905ec0beb8a779cbf5f3e1f364268ad99e1
   path_provider_ios: 14f3d2fd28c4fdb42f44e0f751d12861c43cee02
   share_plus: 056a1e8ac890df3e33cb503afffaf1e9b4fbae68
   uni_links: d97da20c7701486ba192624d99bffaaffcfc298a
   url_launcher_ios: 839c58cdb4279282219f5e248c3321761ff3c4de
-  WebRTC-SDK: dda4e50186f9eed672dc6bcf4faafb30c6ce48e3
+  WebRTC-SDK: a6ee40bda0e3f7dba057907c3897374005c5715b
 
 PODFILE CHECKSUM: ad10b5a11daf7326a4887259fa4650ba66d69f77
 
-COCOAPODS: 1.11.2
+COCOAPODS: 1.11.3

example/lib/publisher_widget.dart

@@ -28,6 +28,10 @@ class _PublisherWidgetState extends State<PublisherWidget>
     with WidgetsBindingObserver {
   Map options = {};
 
+  /// This allows a value of type T or T?
+  /// to be treated as a value of type T?.
+  T? _ambiguate<T>(T? value) => value;
+
   _PublisherWidgetState();
 
   final stopWatchTimer = StopWatchTimer(
@@ -47,7 +51,7 @@ class _PublisherWidgetState extends State<PublisherWidget>
   @override
   void dispose() {
     super.dispose();
-    WidgetsBinding.instance?.removeObserver(this);
+    _ambiguate(WidgetsBinding.instance)!.removeObserver(this);
   }
 
   @override
@@ -77,7 +81,7 @@ class _PublisherWidgetState extends State<PublisherWidget>
     _setSupportedCodecs();
     initPublish();
     super.initState();
-    WidgetsBinding.instance?.addObserver(this);
+    _ambiguate(WidgetsBinding.instance)!.addObserver(this);
   }
 
   @override

example/lib/subscriber_widget.dart

@@ -4,14 +4,12 @@ import 'dart:convert';
 import 'package:example/viewer.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_webrtc/flutter_webrtc.dart';
-import 'package:logger/logger.dart';
 import 'package:stop_watch_timer/stop_watch_timer.dart';
 
 import 'package:millicast_flutter_sdk/millicast_flutter_sdk.dart';
 
 import 'subscriber_settings_widget.dart';
 
-Logger _logger = getLogger('SubscriberWidget');
 
 class SubscriberWidget extends StatefulWidget {
   const SubscriberWidget({Key? key}) : super(key: key);