fix #249

2021-05-23 22:21:59 +02:00
parent eaa8a3ca6c
commit bba71c3782
1 changed files with 1 additions and 1 deletions
--- a/src/Native/Native.cs
+++ b/src/Native/Native.cs
@@ -149,7 +149,7 @@ namespace mpvnet

        public static int GetDPI(IntPtr hwnd)
        {
-            if (Environment.OSVersion.Version >= Windows_10_1607)
+            if (Environment.OSVersion.Version >= Windows_10_1607 && hwnd != IntPtr.Zero)
                return GetDpiForWindow(hwnd);
            else
                using (Graphics gx = Graphics.FromHwnd(hwnd))