gl/cocoa: Only use convertRectToBacking on OSX >= 10.7

It does not exist before and older versions also don't have
support for HiDPI displays anyway.

https://bugzilla.gnome.org/show_bug.cgi?id=740201

diff --git a/gst-libs/gst/gl/cocoa/gstglwindow_cocoa.m b/gst-libs/gst/gl/cocoa/gstglwindow_cocoa.m
index c909d58..f9aa330 100644 (file)
--- a/gst-libs/gst/gl/cocoa/gstglwindow_cocoa.m
+++ b/gst-libs/gst/gl/cocoa/gstglwindow_cocoa.m
@@ -533,8 +533,10 @@ resize_cb (gpointer data)
     NSRect visibleRect = [self visibleRect];
     struct resize *resize_data = g_new (struct resize, 1);
 
+#if MAC_OS_X_VERSION_MAX_ALLOWED >= 1070
     bounds = [self convertRectToBacking:bounds];
     visibleRect = [self convertRectToBacking:visibleRect];
+#endif
 
     GST_DEBUG_OBJECT (window, "Window resized: bounds %lf %lf %lf %lf "
                       "visibleRect %lf %lf %lf %lf",