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-rw-r--r--libs/ardour/ardour/midi_region.h6
1 files changed, 3 insertions, 3 deletions
diff --git a/libs/ardour/ardour/midi_region.h b/libs/ardour/ardour/midi_region.h
index 66257372a9..e0caddd954 100644
--- a/libs/ardour/ardour/midi_region.h
+++ b/libs/ardour/ardour/midi_region.h
@@ -80,10 +80,10 @@ class MidiRegion : public Region
Controls& controls() { return midi_source()->model()->controls(); }
const Controls& controls() const { return midi_source()->model()->controls(); }
- boost::shared_ptr<Evoral::Control> control(Evoral::Parameter id, bool create_if_missing=false)
- { return midi_source()->model()->control(id, create_if_missing); }
+ boost::shared_ptr<Evoral::Control> control(const Evoral::Parameter& id, bool create=false)
+ { return midi_source()->model()->control(id, create); }
- boost::shared_ptr<const Evoral::Control> control(Evoral::Parameter id) const
+ boost::shared_ptr<const Evoral::Control> control(const Evoral::Parameter& id) const
{ return midi_source()->model()->control(id); }
int exportme (ARDOUR::Session&, ARDOUR::ExportSpecification&);