X-Git-Url: https://git.carlh.net/gitweb/?a=blobdiff_plain;f=src%2Fwx%2Faudio_plot.cc;h=fd261925518b3c058605bf4f04951895e073ec2f;hb=d8a2e55855b50eda28ec7d394449274f5e085bd6;hp=f78885772ce033e682a1e9d178d85c93441b2b45;hpb=ebe451c248c3accd1a564bcad5eabf9d32a971f3;p=dcpomatic.git

diff --git a/src/wx/audio_plot.cc b/src/wx/audio_plot.cc
index f78885772..fd2619255 100644
--- 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));
 	}