diff --git a/QtScrcpy/device/ui/videoform.cpp b/QtScrcpy/device/ui/videoform.cpp
index 3c5dae7..48877be 100644
--- a/QtScrcpy/device/ui/videoform.cpp
+++ b/QtScrcpy/device/ui/videoform.cpp
@@ -10,6 +10,7 @@
 #include <QMessageBox>
 
 #include "videoform.h"
+#include "qyuvopenglwidget.h"
 #include "mousetap/mousetap.h"
 #include "ui_videoform.h"
 #include "iconhelper.h"
@@ -60,14 +61,17 @@ void VideoForm::initUI()
     }
 
     setMouseTracking(true);
-    ui->videoWidget->setMouseTracking(true);
-    ui->videoWidget->hide();
+    m_videoWidget = new QYUVOpenGLWidget();
+    m_videoWidget->setMouseTracking(true);
+    m_videoWidget->hide();
+    ui->keepRadioWidget->setWidget(m_videoWidget);
+    ui->keepRadioWidget->setWidthHeightRadio(m_widthHeightRatio);
 }
 
 void VideoForm::onGrabCursor(bool grab)
 {
 #if defined(Q_OS_WIN32) || defined(Q_OS_OSX)
-    MouseTap::getInstance()->enableMouseEventTap(ui->videoWidget, grab);
+    MouseTap::getInstance()->enableMouseEventTap(m_videoWidget, grab);
 #else
     Q_UNUSED(grab)
 #endif
@@ -75,16 +79,16 @@ void VideoForm::onGrabCursor(bool grab)
 
 void VideoForm::updateRender(const AVFrame *frame)
 {
-    if (ui->videoWidget->isHidden()) {
+    if (m_videoWidget->isHidden()) {
         if (m_loadingWidget) {
             m_loadingWidget->close();
         }
-        ui->videoWidget->show();
+        m_videoWidget->show();
     }
 
     updateShowSize(QSize(frame->width, frame->height));
-    ui->videoWidget->setFrameSize(QSize(frame->width, frame->height));
-    ui->videoWidget->updateTextures(frame->data[0], frame->data[1], frame->data[2],
+    m_videoWidget->setFrameSize(QSize(frame->width, frame->height));
+    m_videoWidget->updateTextures(frame->data[0], frame->data[1], frame->data[2],
             frame->linesize[0], frame->linesize[1], frame->linesize[2]);
 }
 
@@ -145,9 +149,11 @@ void VideoForm::updateShowSize(const QSize &newSize)
 {
     if (m_frameSize != newSize) {
         m_frameSize = newSize;
-        m_widthHeightRatio = 1.0f * newSize.width() / newSize.height();
 
-        bool vertical = m_widthHeightRatio < 1 ? true : false;
+        m_widthHeightRatio = 1.0f * newSize.width() / newSize.height();
+        ui->keepRadioWidget->setWidthHeightRadio(m_widthHeightRatio);
+
+        bool vertical = m_widthHeightRatio < 1.0f ? true : false;
         QSize showSize = newSize;
         QDesktopWidget* desktop = QApplication::desktop();
         if (!desktop) {
@@ -262,12 +268,12 @@ void VideoForm::setController(Controller *controller)
 
 void VideoForm::mousePressEvent(QMouseEvent *event)
 {
-    if (ui->videoWidget->geometry().contains(event->pos())) {
+    if (m_videoWidget->geometry().contains(event->pos())) {
         if (!m_controller) {
             return;
         }
-        event->setLocalPos(ui->videoWidget->mapFrom(this, event->localPos().toPoint()));
-        m_controller->mouseEvent(event, ui->videoWidget->frameSize(), ui->videoWidget->size());
+        event->setLocalPos(m_videoWidget->mapFrom(this, event->localPos().toPoint()));
+        m_controller->mouseEvent(event, m_videoWidget->frameSize(), m_videoWidget->size());
     } else {
         if (event->button() == Qt::LeftButton) {
             m_dragPosition = event->globalPos() - frameGeometry().topLeft();
@@ -282,23 +288,23 @@ void VideoForm::mouseReleaseEvent(QMouseEvent *event)
         if (!m_controller) {
             return;
         }
-        event->setLocalPos(ui->videoWidget->mapFrom(this, event->localPos().toPoint()));
+        event->setLocalPos(m_videoWidget->mapFrom(this, event->localPos().toPoint()));
         // local check
         QPointF local = event->localPos();
         if (local.x() < 0) {
             local.setX(0);
         }
-        if (local.x() > ui->videoWidget->width()) {
-            local.setX(ui->videoWidget->width());
+        if (local.x() > m_videoWidget->width()) {
+            local.setX(m_videoWidget->width());
         }
         if (local.y() < 0) {
             local.setY(0);
         }
-        if (local.y() > ui->videoWidget->height()) {
-            local.setY(ui->videoWidget->height());
+        if (local.y() > m_videoWidget->height()) {
+            local.setY(m_videoWidget->height());
         }
         event->setLocalPos(local);
-        m_controller->mouseEvent(event, ui->videoWidget->frameSize(), ui->videoWidget->size());
+        m_controller->mouseEvent(event, m_videoWidget->frameSize(), m_videoWidget->size());
     } else {
         m_dragPosition = QPoint(0, 0);
     }
@@ -306,12 +312,12 @@ void VideoForm::mouseReleaseEvent(QMouseEvent *event)
 
 void VideoForm::mouseMoveEvent(QMouseEvent *event)
 {
-    if (ui->videoWidget->geometry().contains(event->pos())) {
+    if (m_videoWidget->geometry().contains(event->pos())) {
         if (!m_controller) {
             return;
         }
-        event->setLocalPos(ui->videoWidget->mapFrom(this, event->localPos().toPoint()));
-        m_controller->mouseEvent(event, ui->videoWidget->frameSize(), ui->videoWidget->size());
+        event->setLocalPos(m_videoWidget->mapFrom(this, event->localPos().toPoint()));
+        m_controller->mouseEvent(event, m_videoWidget->frameSize(), m_videoWidget->size());
     } else if (!m_dragPosition.isNull()){
         if (event->buttons() & Qt::LeftButton) {
             move(event->globalPos() - m_dragPosition);
@@ -322,11 +328,11 @@ void VideoForm::mouseMoveEvent(QMouseEvent *event)
 
 void VideoForm::wheelEvent(QWheelEvent *event)
 {
-    if (ui->videoWidget->geometry().contains(event->pos())) {
+    if (m_videoWidget->geometry().contains(event->pos())) {
         if (!m_controller) {
             return;
         }
-        QPointF pos = ui->videoWidget->mapFrom(this, event->pos());
+        QPointF pos = m_videoWidget->mapFrom(this, event->pos());
         /*
         QWheelEvent(const QPointF &pos, const QPointF& globalPos, int delta,
                 Qt::MouseButtons buttons, Qt::KeyboardModifiers modifiers,
@@ -334,7 +340,7 @@ void VideoForm::wheelEvent(QWheelEvent *event)
         */
         QWheelEvent wheelEvent(pos, event->globalPosF(), event->delta(),
                                event->buttons(), event->modifiers(), event->orientation());
-        m_controller->wheelEvent(&wheelEvent, ui->videoWidget->frameSize(), ui->videoWidget->size());
+        m_controller->wheelEvent(&wheelEvent, m_videoWidget->frameSize(), m_videoWidget->size());
     }
 }
 
@@ -360,7 +366,7 @@ void VideoForm::keyPressEvent(QKeyEvent *event)
         return;
     }
 
-    m_controller->keyEvent(event, ui->videoWidget->frameSize(), ui->videoWidget->size());
+    m_controller->keyEvent(event, m_videoWidget->frameSize(), m_videoWidget->size());
 }
 
 void VideoForm::keyReleaseEvent(QKeyEvent *event)
@@ -368,7 +374,7 @@ void VideoForm::keyReleaseEvent(QKeyEvent *event)
     if (!m_controller) {
         return;
     }
-    m_controller->keyEvent(event, ui->videoWidget->frameSize(), ui->videoWidget->size());
+    m_controller->keyEvent(event, m_videoWidget->frameSize(), m_videoWidget->size());
 }
 
 void VideoForm::paintEvent(QPaintEvent *paint)
@@ -388,6 +394,32 @@ void VideoForm::showEvent(QShowEvent *event)
     }
 }
 
+void VideoForm::resizeEvent(QResizeEvent *event)
+{
+    Q_UNUSED(event)
+    QSize goodSize = ui->keepRadioWidget->goodSize();
+    if (goodSize.isEmpty()) {
+        return;
+    }
+    QSize curSize = size();
+    // 限制VideoForm尺寸不能小于keepRadioWidget good size
+    if (m_widthHeightRatio > 1.0f) {
+        // hor
+        if (curSize.height() <= goodSize.height()) {
+            setMinimumHeight(goodSize.height());
+        } else {
+            setMinimumHeight(0);
+        }
+    } else {
+        // ver
+        if (curSize.width() <= goodSize.width()) {
+            setMinimumWidth(goodSize.width());
+        } else {
+            setMinimumWidth(0);
+        }
+    }
+}
+
 void VideoForm::dragEnterEvent(QDragEnterEvent *event)
 {
     event->acceptProposedAction();
diff --git a/QtScrcpy/device/ui/videoform.h b/QtScrcpy/device/ui/videoform.h
index 7e52eab..aaf598a 100644
--- a/QtScrcpy/device/ui/videoform.h
+++ b/QtScrcpy/device/ui/videoform.h
@@ -12,6 +12,7 @@ struct AVFrame;
 class ToolForm;
 class Controller;
 class FileHandler;
+class QYUVOpenGLWidget;
 class VideoForm : public QWidget
 {
     Q_OBJECT
@@ -53,6 +54,7 @@ protected:
 
     void paintEvent(QPaintEvent *);
     void showEvent(QShowEvent *event);
+    void resizeEvent(QResizeEvent *event);
 
     void dragEnterEvent(QDragEnterEvent *event);
     void dragMoveEvent(QDragMoveEvent *event);
@@ -64,6 +66,7 @@ private:
     Ui::videoForm *ui;    
     QPointer<ToolForm> m_toolForm;
     QPointer<QWidget> m_loadingWidget;
+    QPointer<QYUVOpenGLWidget> m_videoWidget;
 
     //inside member
     QSize m_frameSize;
diff --git a/QtScrcpy/device/ui/videoform.ui b/QtScrcpy/device/ui/videoform.ui
index e0e2230..6de4468 100644
--- a/QtScrcpy/device/ui/videoform.ui
+++ b/QtScrcpy/device/ui/videoform.ui
@@ -39,15 +39,15 @@
     <number>0</number>
    </property>
    <item>
-    <widget class="QYUVOpenGLWidget" name="videoWidget" native="true"/>
+    <widget class="KeepRadioWidget" name="keepRadioWidget" native="true"/>
    </item>
   </layout>
  </widget>
  <customwidgets>
   <customwidget>
-   <class>QYUVOpenGLWidget</class>
+   <class>KeepRadioWidget</class>
    <extends>QWidget</extends>
-   <header>qyuvopenglwidget.h</header>
+   <header location="global">keepradiowidget.h</header>
    <container>1</container>
   </customwidget>
  </customwidgets>
diff --git a/QtScrcpy/uibase/keepradiowidget.cpp b/QtScrcpy/uibase/keepradiowidget.cpp
new file mode 100644
index 0000000..6517b77
--- /dev/null
+++ b/QtScrcpy/uibase/keepradiowidget.cpp
@@ -0,0 +1,74 @@
+#include <QResizeEvent>
+
+#include "keepradiowidget.h"
+
+KeepRadioWidget::KeepRadioWidget(QWidget *parent) :
+    QWidget(parent)
+{
+
+}
+
+KeepRadioWidget::~KeepRadioWidget()
+{
+
+}
+
+void KeepRadioWidget::setWidget(QWidget *w)
+{
+    if (!w) {
+        return;
+    }
+    w->setParent(this);
+    m_subWidget = w;
+}
+
+void KeepRadioWidget::setWidthHeightRadio(float widthHeightRadio)
+{
+    if (fabs(m_widthHeightRadio - widthHeightRadio) < 0.000001f) {
+        return;
+    }
+    m_widthHeightRadio = widthHeightRadio;
+    adjustSubWidget();
+}
+
+const QSize KeepRadioWidget::goodSize()
+{
+    if (!m_subWidget || m_widthHeightRadio < 0.0f) {
+        return QSize();
+    }
+    return m_subWidget->size();
+}
+
+void KeepRadioWidget::resizeEvent(QResizeEvent *event)
+{
+    Q_UNUSED(event)
+    adjustSubWidget();
+}
+
+void KeepRadioWidget::adjustSubWidget()
+{
+    if (!m_subWidget) {
+        return;
+    }
+
+    QSize curSize = size();
+    QPoint pos(0, 0);
+    int width = 0;
+    int height = 0;
+    if (m_widthHeightRadio > 1.0f) {
+        // base width
+        width = curSize.width();
+        height = curSize.width() / m_widthHeightRadio;
+        pos.setY((curSize.height() - height) / 2);
+    } else if (m_widthHeightRadio > 0.0f) {
+        // base height
+        height = curSize.height();
+        width = curSize.height() * m_widthHeightRadio;
+        pos.setX((curSize.width() - width) / 2);
+    } else {
+        // full widget
+        height = curSize.height();
+        width = curSize.width();
+    }
+    m_subWidget->setGeometry(pos.x(), pos.y(), width, height);
+}
diff --git a/QtScrcpy/uibase/keepradiowidget.h b/QtScrcpy/uibase/keepradiowidget.h
new file mode 100644
index 0000000..8baa992
--- /dev/null
+++ b/QtScrcpy/uibase/keepradiowidget.h
@@ -0,0 +1,29 @@
+#ifndef KEEPRADIOWIDGET_H
+#define KEEPRADIOWIDGET_H
+
+#include <QWidget>
+#include <QPointer>
+
+class KeepRadioWidget : public QWidget
+{
+    Q_OBJECT
+public:
+    explicit KeepRadioWidget(QWidget *parent = nullptr);
+    ~KeepRadioWidget();
+
+    void setWidget(QWidget* w);
+    void setWidthHeightRadio(float widthHeightRadio);
+    const QSize goodSize();
+
+protected:
+    void resizeEvent(QResizeEvent *event);
+    void adjustSubWidget();
+
+private:
+    float m_widthHeightRadio = -1.0f;
+    QPointer<QWidget> m_subWidget;
+    QSize m_goodSize;
+
+};
+
+#endif // KEEPRADIOWIDGET_H
diff --git a/QtScrcpy/uibase/magneticwidget.cpp b/QtScrcpy/uibase/magneticwidget.cpp
index 7a61b81..6fd29be 100644
--- a/QtScrcpy/uibase/magneticwidget.cpp
+++ b/QtScrcpy/uibase/magneticwidget.cpp
@@ -3,7 +3,6 @@
 #include <QStyle>
 
 #include "magneticwidget.h"
-#include "ui_magneticwidget.h"
 
 MagneticWidget::MagneticWidget(QWidget* adsorbWidget, AdsorbPositions adsorbPos)
     : QWidget(Q_NULLPTR)
diff --git a/QtScrcpy/uibase/magneticwidget.ui b/QtScrcpy/uibase/magneticwidget.ui
deleted file mode 100644
index 0b3e9eb..0000000
--- a/QtScrcpy/uibase/magneticwidget.ui
+++ /dev/null
@@ -1,19 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<ui version="4.0">
- <class>MagneticWidget</class>
- <widget class="QWidget" name="MagneticWidget">
-  <property name="geometry">
-   <rect>
-    <x>0</x>
-    <y>0</y>
-    <width>400</width>
-    <height>300</height>
-   </rect>
-  </property>
-  <property name="windowTitle">
-   <string/>
-  </property>
- </widget>
- <resources/>
- <connections/>
-</ui>
diff --git a/QtScrcpy/uibase/uibase.pri b/QtScrcpy/uibase/uibase.pri
index 75c0643..ae4858b 100644
--- a/QtScrcpy/uibase/uibase.pri
+++ b/QtScrcpy/uibase/uibase.pri
@@ -1,8 +1,9 @@
-FORMS += \
-    $$PWD/magneticwidget.ui
+FORMS +=
 
 HEADERS += \
+    $$PWD/keepradiowidget.h \
     $$PWD/magneticwidget.h
 
 SOURCES += \
+    $$PWD/keepradiowidget.cpp \
     $$PWD/magneticwidget.cpp
diff --git a/config/config.ini b/config/config.ini
index cce9f9a..babf875 100644
--- a/config/config.ini
+++ b/config/config.ini
@@ -8,7 +8,7 @@ PushFilePath=/sdcard/
 # 最大fps（仅支持Android 10以上）
 MaxFps=60
 # 是否显示手机皮肤，0不显示
-UseSkin=1
+UseSkin=0
 # 是否渲染过期视频帧（跳过过期视频帧意味着更低的延迟）
 RenderExpiredFrames=0
 # 视频解码方式：-1 自动，0 软解，1 dx硬解，2 opengl硬解