fix: videoWidget width/height rate

QtScrcpy/device/ui/videoform.cpp

@@ -155,7 +155,7 @@ void VideoForm::updateShowSize(const QSize &newSize)
             if (isFullScreen()) {
                 switchFullScreen();
             }
-            if (layout()) {
+            if (m_skin) {
                 QMargins m = getMargins(vertical);
                 showSize.setWidth(showSize.width() + m.left() + m.right());
                 showSize.setHeight(showSize.height() + m.top() + m.bottom());
@@ -165,9 +165,11 @@ void VideoForm::updateShowSize(const QSize &newSize)
             move(screenRect.center() - QRect(0, 0, showSize.width(), showSize.height()).center());
         }
 
-        // 减去标题栏高度 (mark:已经没有标题栏了)
+        if (!m_skin) {
-        //int titleBarHeight = style()->pixelMetric(QStyle::PM_TitleBarHeight);
+            // 减去标题栏高度 (mark:已经没有标题栏了)
-        //showSize.setHeight(showSize.height() - titleBarHeight);
+            int titleBarHeight = style()->pixelMetric(QStyle::PM_TitleBarHeight);
+            showSize.setHeight(showSize.height() - titleBarHeight);
+        }
 
         if (showSize != size()) {
 #ifdef Q_OS_OSX