viewer: video overlay muted/speed indicators

lib/widgets/viewer/overlay/video/progress_bar.dart

@@ -2,12 +2,14 @@ import 'dart:async';
 
 import 'package:aves/model/settings/settings.dart';
 import 'package:aves/theme/format.dart';
+import 'package:aves/theme/icons.dart';
 import 'package:aves/theme/themes.dart';
 import 'package:aves/utils/constants.dart';
 import 'package:aves/widgets/common/fx/blurred.dart';
 import 'package:aves/widgets/common/fx/borders.dart';
 import 'package:aves/widgets/viewer/video/controller.dart';
 import 'package:flutter/material.dart';
+import 'package:provider/provider.dart';
 
 class VideoProgressBar extends StatefulWidget {
   final AvesVideoController? controller;
@@ -114,10 +116,16 @@ class _VideoProgressBarState extends State<VideoProgressBar> {
                           }),
                     ),
                   ),
-                  Text(
+                  Row(
-                    // fake text below to match the height of the text above and center the whole thing
+                    children: [
-                    '',
+                      _buildSpeedIndicator(),
-                    style: textStyle,
+                      _buildMuteIndicator(),
+                      Text(
+                        // fake text below to match the height of the text above and center the whole thing
+                        '',
+                        style: textStyle,
+                      ),
+                    ],
                   ),
                 ],
               ),
@@ -128,6 +136,38 @@ class _VideoProgressBarState extends State<VideoProgressBar> {
     );
   }
 
+  Widget _buildSpeedIndicator() => StreamBuilder<double>(
+        stream: controller?.speedStream ?? Stream.value(1.0),
+        builder: (context, snapshot) {
+          final speed = controller?.speed ?? 1.0;
+          return speed != 1
+              ? Padding(
+                  padding: const EdgeInsetsDirectional.only(end: 8),
+                  child: Text('x$speed'),
+                )
+              : const SizedBox();
+        },
+      );
+
+  Widget _buildMuteIndicator() => StreamBuilder<double>(
+        stream: controller?.volumeStream ?? Stream.value(1.0),
+        builder: (context, snapshot) {
+          final isMuted = controller?.isMuted ?? false;
+          return isMuted
+              ? Padding(
+                  padding: const EdgeInsetsDirectional.only(end: 8),
+                  child: Selector<MediaQueryData, double>(
+                    selector: (context, mq) => mq.textScaleFactor,
+                    builder: (context, textScaleFactor, child) => Icon(
+                      AIcons.mute,
+                      size: 16 * textScaleFactor,
+                    ),
+                  ),
+                )
+              : const SizedBox();
+        },
+      );
+
   void _seekFromTap(Offset globalPosition) async {
     if (controller == null) return;
     final keyContext = _progressBarKey.currentContext!;

lib/widgets/viewer/video/controller.dart

@@ -94,6 +94,8 @@ abstract class AvesVideoController {
 
   Stream<double> get volumeStream;
 
+  Stream<double> get speedStream;
+
   bool get isReady;
 
   bool get isPlaying => status == VideoStatus.playing;

lib/widgets/viewer/video/fijkplayer.dart

@@ -18,6 +18,7 @@ class IjkPlayerAvesVideoController extends AvesVideoController {
   final StreamController<FijkValue> _valueStreamController = StreamController.broadcast();
   final StreamController<String?> _timedTextStreamController = StreamController.broadcast();
   final StreamController<double> _volumeStreamController = StreamController.broadcast();
+  final StreamController<double> _speedStreamController = StreamController.broadcast();
   final AChangeNotifier _completedNotifier = AChangeNotifier();
   Offset _macroBlockCrop = Offset.zero;
   final List<StreamSummary> _streams = [];
@@ -333,6 +334,9 @@ class IjkPlayerAvesVideoController extends AvesVideoController {
   @override
   Stream<double> get volumeStream => _volumeStreamController.stream;
 
+  @override
+  Stream<double> get speedStream => _speedStreamController.stream;
+
   @override
   bool get isReady => _instance.isPlayable();
 
@@ -372,6 +376,7 @@ class IjkPlayerAvesVideoController extends AvesVideoController {
     if (speed <= 0 || _speed == speed) return;
     final optionChange = _needSoundTouch(speed) != _needSoundTouch(_speed);
     _speed = speed;
+    _speedStreamController.add(_speed);
 
     if (optionChange) {
       _init(startMillis: currentPosition);