Factor RMS normalization by sqrt(2); match sine peak

diff --git a/libs/ardour/audioregion.cc b/libs/ardour/audioregion.cc
index cf014aca84132e270296f5c17141314923dee3dd..0a33119ecf29b42e315084a9f821e1db83de2b3f 100644 (file)
--- a/libs/ardour/audioregion.cc
+++ b/libs/ardour/audioregion.cc
@@ -1470,7 +1470,7 @@ AudioRegion::rms (Progress* p) const
                        }
                }
        }
-       return sqrt (rms / (double)(total * n_chan));
+       return sqrt (2. * rms / (double)(total * n_chan));
 }
 
 /** Normalize using a given maximum amplitude and target, so that region