[video_player_platform_interface] Add interface changes for audio mix mode (flutter#2927)

Author: wwwdata

packages/video_player/video_player_platform_interface/CHANGELOG.md

@@ -1,3 +1,7 @@
+## 2.1.0
+
+* Add VideoPlayerOptions with audo mix mode
+
 ## 2.0.2
 
 * Migrated tests to use pigeon correctly.

packages/video_player/video_player_platform_interface/lib/messages.dart

@@ -1,4 +1,4 @@
-// Autogenerated from Pigeon (v0.1.0-experimental.10), do not edit directly.
+// Autogenerated from Pigeon (v0.1.0-experimental.11), do not edit directly.
 // See also: https://pub.dev/packages/pigeon
 // ignore_for_file: public_member_api_docs, non_constant_identifier_names, avoid_as, unused_import
 import 'dart:async';
@@ -107,6 +107,23 @@ class PositionMessage {
   }
 }
 
+class MixWithOthersMessage {
+  bool mixWithOthers;
+  // ignore: unused_element
+  Map<dynamic, dynamic> _toMap() {
+    final Map<dynamic, dynamic> pigeonMap = <dynamic, dynamic>{};
+    pigeonMap['mixWithOthers'] = mixWithOthers;
+    return pigeonMap;
+  }
+
+  // ignore: unused_element
+  static MixWithOthersMessage _fromMap(Map<dynamic, dynamic> pigeonMap) {
+    final MixWithOthersMessage result = MixWithOthersMessage();
+    result.mixWithOthers = pigeonMap['mixWithOthers'];
+    return result;
+  }
+}
+
 abstract class VideoPlayerApiTest {
   void initialize();
   TextureMessage create(CreateMessage arg);
@@ -407,4 +424,27 @@ class VideoPlayerApi {
       // noop
     }
   }
+
+  Future<void> setMixWithOthers(MixWithOthersMessage arg) async {
+    final Map<dynamic, dynamic> requestMap = arg._toMap();
+    const BasicMessageChannel<dynamic> channel = BasicMessageChannel<dynamic>(
+        'dev.flutter.pigeon.VideoPlayerApi.setMixWithOthers',
+        StandardMessageCodec());
+
+    final Map<dynamic, dynamic> replyMap = await channel.send(requestMap);
+    if (replyMap == null) {
+      throw PlatformException(
+          code: 'channel-error',
+          message: 'Unable to establish connection on channel.',
+          details: null);
+    } else if (replyMap['error'] != null) {
+      final Map<dynamic, dynamic> error = replyMap['error'];
+      throw PlatformException(
+          code: error['code'],
+          message: error['message'],
+          details: error['details']);
+    } else {
+      // noop
+    }
+  }
 }

packages/video_player/video_player_platform_interface/lib/method_channel_video_player.dart

@@ -125,6 +125,13 @@ class MethodChannelVideoPlayer extends VideoPlayerPlatform {
     return Texture(textureId: textureId);
   }
 
+  @override
+  Future<void> setMixWithOthers(bool mixWithOthers) {
+    return _api.setMixWithOthers(
+      MixWithOthersMessage()..mixWithOthers = mixWithOthers,
+    );
+  }
+
   EventChannel _eventChannelFor(int textureId) {
     return EventChannel('flutter.io/videoPlayer/videoEvents$textureId');
   }

packages/video_player/video_player_platform_interface/lib/video_player_platform_interface.dart

@@ -110,6 +110,11 @@ abstract class VideoPlayerPlatform {
     throw UnimplementedError('buildView() has not been implemented.');
   }
 
+  /// Sets the audio mode to mix with other sources
+  Future<void> setMixWithOthers(bool mixWithOthers) {
+    throw UnimplementedError('setMixWithOthers() has not been implemented.');
+  }
+
   // This method makes sure that VideoPlayer isn't implemented with `implements`.
   //
   // See class doc for more details on why implementing this class is forbidden.
@@ -331,3 +336,13 @@ class DurationRange {
   @override
   int get hashCode => start.hashCode ^ end.hashCode;
 }
+
+/// [VideoPlayerOptions] can be optionally used to set additional player settings
+class VideoPlayerOptions {
+  /// Set this to true to mix the video players audio with other audio sources.
+  /// The default value is false
+  final bool mixWithOthers;
+
+  /// set additional optional player settings
+  VideoPlayerOptions({this.mixWithOthers = false});
+}

packages/video_player/video_player_platform_interface/pubspec.yaml

@@ -3,7 +3,7 @@ description: A common platform interface for the video_player plugin.
 homepage: https://github.com/flutter/plugins/tree/master/packages/video_player/video_player_platform_interface
 # NOTE: We strongly prefer non-breaking changes, even at the expense of a
 # less-clean API. See https://flutter.dev/go/platform-interface-breaking-changes
-version: 2.0.2
+version: 2.1.0
 
 dependencies:
   flutter: