feat: support dynaudnorm & webp (#1186)

* feat: support dynaudnorm & webp

* Revert "remove audio_normalization"

This reverts commit 477b59ce89.

* feat: save webp

* mod: strokeWidth

* feat: webp preset

* feat: save webp select qa

* upgrade volume_controller

lib/common/widgets/loading_widget.dart

@@ -0,0 +1,54 @@
+import 'dart:math';
+
+import 'package:PiliPlus/pages/video/introduction/ugc/widgets/action_item.dart';
+import 'package:flutter/material.dart';
+import 'package:get/get.dart';
+
+class LoadingWidget extends StatelessWidget {
+  const LoadingWidget({
+    super.key,
+    this.msg = 'loading...',
+    required this.progress,
+  });
+
+  ///loading msg
+  final String msg;
+  final RxDouble progress;
+
+  @override
+  Widget build(BuildContext context) {
+    final theme = Theme.of(context);
+    final onSurfaceVariant = theme.colorScheme.onSurfaceVariant;
+    return Container(
+      padding: const EdgeInsets.symmetric(horizontal: 30, vertical: 20),
+      decoration: BoxDecoration(
+        color: theme.dialogTheme.backgroundColor,
+        borderRadius: const BorderRadius.all(Radius.circular(15)),
+      ),
+      child: Column(
+        mainAxisSize: MainAxisSize.min,
+        children: [
+          //loading animation
+          RepaintBoundary.wrap(
+            Obx(
+              () => CustomPaint(
+                size: const Size.square(40),
+                painter: ArcPainter(
+                  color: onSurfaceVariant,
+                  strokeWidth: 3,
+                  sweepAngle: progress.value * 2 * pi,
+                ),
+              ),
+            ),
+            0,
+          ),
+          //msg
+          Padding(
+            padding: const EdgeInsets.only(top: 20),
+            child: Text(msg, style: TextStyle(color: onSurfaceVariant)),
+          ),
+        ],
+      ),
+    );
+  }
+}