X-Git-Url: https://main.carlh.net/gitweb/?p=dcpomatic.git;a=blobdiff_plain;f=src%2Fwx%2Ffilm_viewer.cc;h=392c68d70610444ea62ca085855c8080758782b5;hp=a93b4226e97084f228b104d5957e8351c0b5e7d7;hb=ac34066d5e448d1984d11a180be74e31b6e13b5c;hpb=89aaf8225c9a6ca079317b248039fba103e8d4a3

diff --git a/src/wx/film_viewer.cc b/src/wx/film_viewer.cc
index a93b4226e..392c68d70 100644
--- a/src/wx/film_viewer.cc
+++ b/src/wx/film_viewer.cc
@@ -283,7 +283,11 @@ FilmViewer::calculate_sizes ()
 
 	auto const container = _film->container ();
 
+#if wxCHECK_VERSION(3,1,0)
 	auto const dpi_scale_factor = _video_view->get()->GetDPIScaleFactor();
+#else
+	auto const dpi_scale_factor = 1;
+#endif
 	int const video_view_width = std::round(_video_view->get()->GetSize().x * dpi_scale_factor);
 	int const video_view_height = std::round(_video_view->get()->GetSize().y * dpi_scale_factor);