Merge master.

[dcpomatic.git] / src / wx / audio_plot.cc

diff --git a/src/wx/audio_plot.cc b/src/wx/audio_plot.cc
index 96de34d406744960db60c4aa072a0673699c9c2d..0868d931a8be1d38dc7b95e0c154afce4e544a51 100644 (file)
--- a/src/wx/audio_plot.cc
+++ b/src/wx/audio_plot.cc
@@ -259,7 +259,9 @@ AudioPlot::plot_rms (wxGraphicsPath& path, int channel) const
                        p += pow (*j, 2);
                }
 
-               p = sqrt (p / smoothing.size ());
+               if (smoothing.size() > 0) {
+                       p = sqrt (p / smoothing.size ());
+               }
 
                path.AddLineToPoint (_db_label_width + i * _x_scale, y_for_linear (p));
        }