- o -

• open_folder() : PBD
• open_uri() : PBD
• operator&() : Gdk , Gtk
• operator&=() : Gdk , Gtk
• operator<<() : ArdourCanvas , ArdourSurface::NS_MCU , ArdourSurface::US2400 , Evoral , MIDI::Name , MIDI , PBD , Temporal
• operator>>() : Temporal
• operator^() : Gdk , Gtk
• operator^=() : Gdk , Gtk
• operator|() : Gdk , Gtk
• operator|=() : Gdk , Gtk
• operator~() : Gdk , Gtk
• order_of_magnitude() : PBD
• osc() : ARDOUR::LuaBindings
• overwrite_file_dialog() : ARDOUR_UI_UTILS