Merge branch 'master' into move-serialization

app/widget/projectexplorer/projectviewmodel.cpp

@@ -181,7 +181,7 @@ QVariant ProjectViewModel::data(const QModelIndex &index, int role) const
     }
     break;
   case Qt::ToolTipRole:
-    return internal_item->ToolTip();
+    return internal_item->data(Node::TOOLTIP);
   }
 
   return QVariant();

app/widget/viewer/viewer.cpp

@@ -510,6 +510,8 @@ void ViewerWidget::UpdateAudioProcessor()
     CloseAudioProcessor();
 
     AudioParams ap = GetConnectedNode()->GetAudioParams();
+    ap.set_format(ViewerOutput::kDefaultSampleFormat);
+
     AudioParams packed(OLIVE_CONFIG("AudioOutputSampleRate").toInt(),
                        OLIVE_CONFIG("AudioOutputChannelLayout").toULongLong(),
                        SampleFormat::from_string(OLIVE_CONFIG("AudioOutputSampleFormat").toString().toStdString()));