#2500 when we use the command line dpi value for both xdpi and ydpi, …

…we have to use the average scaling of x and y instead of applying the scaling twice

git-svn-id: https://xpra.org/svn/Xpra/trunk@24545 3bb7dfac-3a0b-4e04-842a-767bc560f471

src/xpra/client/mixins/display.py

@@ -147,7 +147,7 @@ def get_dpi_caps(self):
         dpi = 0
         if self.dpi>0:
             #scale it:
-            dpi = self.cx(self.cy(self.dpi))
+            dpi = self.cx(self.cy(self.dpi*2))
         else:
             #not supplied, use platform detection code:
             #platforms may also provide per-axis dpi (later win32 versions do)