diff --git a/lib/common/widgets/marquee.dart b/lib/common/widgets/marquee.dart
index feab4917b..e3406f883 100644
--- a/lib/common/widgets/marquee.dart
+++ b/lib/common/widgets/marquee.dart
@@ -225,9 +225,7 @@ abstract class MarqueeRender extends RenderBox
 
     if (_distance > 0) {
       updateSize();
-      _ticker
-        ..createTicker(_onTick)
-        ..initStart();
+      _ticker.initIfNeeded(_onTick);
     } else {
       _ticker.cancel();
     }
@@ -419,6 +417,13 @@ class ContextSingleTicker implements TickerProvider {
     }
   }
 
+  void initIfNeeded(TickerCallback onTick) {
+    if (_ticker == null) {
+      createTicker(onTick);
+      initStart();
+    }
+  }
+
   @override
   Ticker createTicker(TickerCallback onTick) {
     assert(() {
diff --git a/lib/pages/live_room/controller.dart b/lib/pages/live_room/controller.dart
index 6b8c61475..301a54512 100644
--- a/lib/pages/live_room/controller.dart
+++ b/lib/pages/live_room/controller.dart
@@ -378,7 +378,7 @@ class LiveRoomController extends GetxController {
                 case 'SUPER_CHAT_MESSAGE' when (showSuperChat):
                   final item = SuperChatItem.fromJson(obj['data']);
                   superChatMsg.insert(0, item);
-                  if (isFullScreen) {
+                  if (isFullScreen || plPlayerController.isDesktopPip) {
                     fsSC.value = item;
                   }
                   break;
diff --git a/lib/pages/live_room/view.dart b/lib/pages/live_room/view.dart
index d0700c16d..74e712b1e 100644
--- a/lib/pages/live_room/view.dart
+++ b/lib/pages/live_room/view.dart
@@ -1,4 +1,5 @@
 import 'dart:io';
+import 'dart:math';
 import 'dart:ui';
 
 import 'package:PiliPlus/common/widgets/button/icon_button.dart';
@@ -211,45 +212,48 @@ class _LiveRoomPageState extends State<LiveRoomPage>
     Alignment? alignment,
     bool needDm = true,
   }) {
-    if (!isFullScreen) {
+    if (!isFullScreen && !plPlayerController.isDesktopPip) {
       _liveRoomController.fsSC.value = null;
     }
     _liveRoomController.isFullScreen = isFullScreen;
-    Widget player = Obx(() {
-      if (_liveRoomController.isLoaded.value) {
-        final roomInfoH5 = _liveRoomController.roomInfoH5.value;
-        return PLVideoPlayer(
-          key: playerKey,
-          maxWidth: width,
-          maxHeight: height,
-          fill: fill,
-          alignment: alignment,
-          plPlayerController: plPlayerController,
-          headerControl: LiveHeaderControl(
-            title: roomInfoH5?.roomInfo?.title,
-            upName: roomInfoH5?.anchorInfo?.baseInfo?.uname,
+    Widget player = Obx(
+      key: playerKey,
+      () {
+        if (_liveRoomController.isLoaded.value) {
+          final roomInfoH5 = _liveRoomController.roomInfoH5.value;
+          return PLVideoPlayer(
+            maxWidth: width,
+            maxHeight: height,
+            fill: fill,
+            alignment: alignment,
             plPlayerController: plPlayerController,
-            onSendDanmaku: _liveRoomController.onSendDanmaku,
-            onPlayAudio: _liveRoomController.queryLiveUrl,
-          ),
-          bottomControl: BottomControl(
-            plPlayerController: plPlayerController,
-            liveRoomCtr: _liveRoomController,
-            onRefresh: _liveRoomController.queryLiveUrl,
-          ),
-          danmuWidget: !needDm
-              ? null
-              : LiveDanmaku(
-                  liveRoomController: _liveRoomController,
-                  plPlayerController: plPlayerController,
-                  isFullScreen: isFullScreen,
-                  isPipMode: isPipMode,
-                ),
-        );
-      }
-      return const SizedBox.shrink();
-    });
-    if (isFullScreen && _liveRoomController.showSuperChat) {
+            headerControl: LiveHeaderControl(
+              title: roomInfoH5?.roomInfo?.title,
+              upName: roomInfoH5?.anchorInfo?.baseInfo?.uname,
+              plPlayerController: plPlayerController,
+              onSendDanmaku: _liveRoomController.onSendDanmaku,
+              onPlayAudio: _liveRoomController.queryLiveUrl,
+            ),
+            bottomControl: BottomControl(
+              plPlayerController: plPlayerController,
+              liveRoomCtr: _liveRoomController,
+              onRefresh: _liveRoomController.queryLiveUrl,
+            ),
+            danmuWidget: !needDm
+                ? null
+                : LiveDanmaku(
+                    liveRoomController: _liveRoomController,
+                    plPlayerController: plPlayerController,
+                    isFullScreen: isFullScreen,
+                    isPipMode: isPipMode,
+                  ),
+          );
+        }
+        return const SizedBox.shrink();
+      },
+    );
+    if (_liveRoomController.showSuperChat &&
+        (isFullScreen || plPlayerController.isDesktopPip)) {
       player = Stack(
         clipBehavior: Clip.none,
         children: [
@@ -421,6 +425,7 @@ class _LiveRoomPageState extends State<LiveRoomPage>
     final isFullScreen = this.isFullScreen;
     final height = maxWidth * 9 / 16;
     final videoHeight = isFullScreen ? maxHeight : height;
+    final bottomHeight = maxHeight - padding.top - height - kToolbarHeight;
     return Column(
       children: [
         Offstage(
@@ -440,7 +445,7 @@ class _LiveRoomPageState extends State<LiveRoomPage>
           offstage: isFullScreen,
           child: SizedBox(
             width: maxWidth,
-            height: maxHeight - padding.top - height - kToolbarHeight,
+            height: max(0, bottomHeight),
             child: _buildBottomWidget,
           ),
         ),
diff --git a/lib/pages/video/introduction/ugc/widgets/triple_mixin.dart b/lib/pages/video/introduction/ugc/widgets/triple_mixin.dart
index 67fcc07aa..6e243fade 100644
--- a/lib/pages/video/introduction/ugc/widgets/triple_mixin.dart
+++ b/lib/pages/video/introduction/ugc/widgets/triple_mixin.dart
@@ -47,7 +47,7 @@ mixin TripleMixin on GetxController, TickerProvider {
 
   static final _duration = Utils.isMobile
       ? const Duration(milliseconds: 200)
-      : const Duration(milliseconds: 230);
+      : const Duration(milliseconds: 255);
 
   void onStartTriple() {
     _timer ??= Timer(_duration, () {
diff --git a/lib/pages/video/widgets/player_focus.dart b/lib/pages/video/widgets/player_focus.dart
index 7c4fa8434..86ee5322a 100644
--- a/lib/pages/video/widgets/player_focus.dart
+++ b/lib/pages/video/widgets/player_focus.dart
@@ -9,7 +9,7 @@ import 'package:PiliPlus/utils/storage_key.dart';
 import 'package:PiliPlus/utils/utils.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/services.dart'
-    show KeyDownEvent, KeyUpEvent, LogicalKeyboardKey;
+    show KeyDownEvent, KeyUpEvent, LogicalKeyboardKey, HardwareKeyboard;
 import 'package:flutter_smart_dialog/flutter_smart_dialog.dart';
 import 'package:get/get.dart';
 
@@ -131,6 +131,18 @@ class PlayerFocus extends StatelessWidget {
     }
 
     if (event is KeyDownEvent) {
+      final isDigit1 = key == LogicalKeyboardKey.digit1;
+      if (isDigit1 || key == LogicalKeyboardKey.digit2) {
+        if (HardwareKeyboard.instance.isShiftPressed && hasPlayer) {
+          final speed = isDigit1 ? 1.0 : 2.0;
+          if (speed != plPlayerController.playbackSpeed) {
+            plPlayerController.setPlaybackSpeed(speed);
+            SmartDialog.showToast('${speed}x播放');
+          }
+        }
+        return true;
+      }
+
       switch (key) {
         case LogicalKeyboardKey.space:
           if (plPlayerController.isLive || canPlay!()) {
@@ -170,8 +182,10 @@ class PlayerFocus extends StatelessWidget {
           }
           return true;
 
-        case LogicalKeyboardKey.keyP when (Utils.isDesktop && hasPlayer):
-          plPlayerController.toggleDesktopPip();
+        case LogicalKeyboardKey.keyP:
+          if (Utils.isDesktop && hasPlayer) {
+            plPlayerController.toggleDesktopPip();
+          }
           return true;
 
         case LogicalKeyboardKey.keyM:
@@ -185,6 +199,12 @@ class PlayerFocus extends StatelessWidget {
           }
           return true;
 
+        case LogicalKeyboardKey.keyS:
+          if (hasPlayer && isFullScreen) {
+            plPlayerController.takeScreenshot();
+          }
+          return true;
+
         case LogicalKeyboardKey.enter:
           onSendDanmaku();
           return true;
@@ -218,6 +238,14 @@ class PlayerFocus extends StatelessWidget {
             }
             return true;
 
+          case LogicalKeyboardKey.keyL:
+            if (isFullScreen || plPlayerController.isDesktopPip) {
+              plPlayerController.onLockControl(
+                !plPlayerController.controlsLock.value,
+              );
+            }
+            return true;
+
           case LogicalKeyboardKey.bracketLeft:
             if (introController case final introController?) {
               if (!introController.prevPlay()) {
diff --git a/lib/plugin/pl_player/controller.dart b/lib/plugin/pl_player/controller.dart
index e1a4edcee..7ca3da5a4 100644
--- a/lib/plugin/pl_player/controller.dart
+++ b/lib/plugin/pl_player/controller.dart
@@ -1,7 +1,7 @@
 import 'dart:async';
 import 'dart:convert';
 import 'dart:io';
-import 'dart:math' show max;
+import 'dart:math' show max, min;
 import 'dart:ui' as ui;
 
 import 'package:PiliPlus/common/constants.dart';
@@ -32,6 +32,7 @@ import 'package:PiliPlus/services/service_locator.dart';
 import 'package:PiliPlus/utils/accounts.dart';
 import 'package:PiliPlus/utils/extension.dart';
 import 'package:PiliPlus/utils/feed_back.dart';
+import 'package:PiliPlus/utils/image_utils.dart';
 import 'package:PiliPlus/utils/page_utils.dart' show PageUtils;
 import 'package:PiliPlus/utils/storage.dart';
 import 'package:PiliPlus/utils/storage_key.dart';
@@ -1445,7 +1446,10 @@ class PlPlayerController {
   void onLockControl(bool val) {
     feedBack();
     _controlsLock.value = val;
-    showControls.value = !val;
+    if (!val && _showControls.value) {
+      _showControls.refresh();
+    }
+    controls = !val;
   }
 
   void toggleFullScreen(bool val) {
@@ -1756,4 +1760,49 @@ class PlPlayerController {
       if (kDebugMode) debugPrint('getVideoShot: $e');
     }
   }
+
+  void takeScreenshot() {
+    SmartDialog.showToast('截图中');
+    videoPlayerController?.screenshot(format: 'image/png').then((value) {
+      if (value != null) {
+        SmartDialog.showToast('点击弹窗保存截图');
+        Get.dialog(
+          GestureDetector(
+            onTap: () {
+              Get.back();
+              ImageUtils.saveByteImg(
+                bytes: value,
+                fileName: 'screenshot_${ImageUtils.time}',
+              );
+            },
+            child: Align(
+              alignment: Alignment.centerRight,
+              child: Padding(
+                padding: const EdgeInsets.only(right: 12),
+                child: ConstrainedBox(
+                  constraints: BoxConstraints(
+                    maxWidth: min(Get.width / 3, 350),
+                  ),
+                  child: DecoratedBox(
+                    decoration: BoxDecoration(
+                      border: Border.all(
+                        width: 5,
+                        color: Get.theme.colorScheme.surface,
+                      ),
+                    ),
+                    child: Padding(
+                      padding: const EdgeInsets.all(5),
+                      child: Image.memory(value),
+                    ),
+                  ),
+                ),
+              ),
+            ),
+          ),
+        );
+      } else {
+        SmartDialog.showToast('截图失败');
+      }
+    });
+  }
 }
diff --git a/lib/plugin/pl_player/view.dart b/lib/plugin/pl_player/view.dart
index 29ac20fd4..52acb3bce 100644
--- a/lib/plugin/pl_player/view.dart
+++ b/lib/plugin/pl_player/view.dart
@@ -829,6 +829,17 @@ class _PLVideoPlayerState extends State<PLVideoPlayer>
       if (cumulativeDelta.distance < 1) return;
       if (cumulativeDelta.dx.abs() > 3 * cumulativeDelta.dy.abs()) {
         _gestureType = GestureType.horizontal;
+        if (Utils.isMobile) {
+          late final isFullScreen = this.isFullScreen;
+          final progressType = plPlayerController.progressType;
+          if (progressType == BtmProgressBehavior.alwaysHide ||
+              (isFullScreen &&
+                  progressType == BtmProgressBehavior.onlyHideFullScreen) ||
+              (!isFullScreen &&
+                  progressType == BtmProgressBehavior.onlyShowFullScreen)) {
+            plPlayerController.controls = true;
+          }
+        }
       } else if (cumulativeDelta.dy.abs() > 3 * cumulativeDelta.dx.abs()) {
         if (!plPlayerController.enableSlideVolumeBrightness &&
             !plPlayerController.enableSlideFS) {
@@ -1023,6 +1034,20 @@ class _PLVideoPlayerState extends State<PLVideoPlayer>
     plPlayerController.doubleTapFuc(type);
   }
 
+  void onTapDesktop() {
+    if (plPlayerController.controlsLock.value) {
+      return;
+    }
+    plPlayerController.onDoubleTapCenter();
+  }
+
+  void onDoubleTapDesktop([_]) {
+    if (plPlayerController.controlsLock.value) {
+      return;
+    }
+    plPlayerController.triggerFullScreen(status: !isFullScreen);
+  }
+
   final isMobile = Utils.isMobile;
 
   @override
@@ -1074,12 +1099,8 @@ class _PLVideoPlayerState extends State<PLVideoPlayer>
               onTap: isMobile
                   ? () => plPlayerController.controls =
                         !plPlayerController.showControls.value
-                  : plPlayerController.onDoubleTapCenter,
-              onDoubleTapDown: isMobile
-                  ? onDoubleTapDown
-                  : (_) => plPlayerController.triggerFullScreen(
-                      status: !isFullScreen,
-                    ),
+                  : onTapDesktop,
+              onDoubleTapDown: isMobile ? onDoubleTapDown : onDoubleTapDesktop,
               onLongPressStart: isLive
                   ? null
                   : (_) => plPlayerController.setLongPressStatus(true),
@@ -1528,7 +1549,9 @@ class _PLVideoPlayerState extends State<PLVideoPlayer>
           ),
 
         // 锁
-        if (!isLive && isFullScreen && plPlayerController.showFsLockBtn)
+        if (!isLive &&
+            plPlayerController.showFsLockBtn &&
+            (isFullScreen || plPlayerController.isDesktopPip))
           ViewSafeArea(
             right: false,
             child: Align(
@@ -1597,52 +1620,7 @@ class _PLVideoPlayerState extends State<PLVideoPlayer>
                             (Platform.isAndroid || kDebugMode) && !isLive
                             ? screenshotWebp
                             : null,
-                        onTap: () {
-                          SmartDialog.showToast('截图中');
-                          plPlayerController.videoPlayerController
-                              ?.screenshot(format: 'image/png')
-                              .then((value) {
-                                if (value != null && context.mounted) {
-                                  SmartDialog.showToast('点击弹窗保存截图');
-                                  showDialog(
-                                    context: context,
-                                    builder: (BuildContext context) {
-                                      return AlertDialog(
-                                        // title: const Text('点击保存'),
-                                        titlePadding: EdgeInsets.zero,
-                                        contentPadding: const EdgeInsets.all(
-                                          8,
-                                        ),
-                                        insetPadding: EdgeInsets.only(
-                                          left: maxWidth / 2,
-                                        ),
-                                        //移除圆角
-                                        shape: const RoundedRectangleBorder(),
-                                        content: GestureDetector(
-                                          onTap: () {
-                                            Get.back();
-                                            ImageUtils.saveByteImg(
-                                              bytes: value,
-                                              fileName:
-                                                  'screenshot_${ImageUtils.time}',
-                                            );
-                                          },
-                                          child: ConstrainedBox(
-                                            constraints: BoxConstraints(
-                                              maxWidth: maxWidth / 3,
-                                              maxHeight: maxHeight / 3,
-                                            ),
-                                            child: Image.memory(value),
-                                          ),
-                                        ),
-                                      );
-                                    },
-                                  );
-                                } else {
-                                  SmartDialog.showToast('截图失败');
-                                }
-                              });
-                        },
+                        onTap: plPlayerController.takeScreenshot,
                       ),
                     ),
                   ),