3 files changed, 22 insertions, 0 deletions
diff --git a/libs/ardour/ardour/amp.h b/libs/ardour/ardour/amp.h
index f6a15666e9..c0e9dbc5b5 100644
--- a/libs/ardour/ardour/amp.h
+++ b/libs/ardour/ardour/amp.h
@@ -90,6 +90,8 @@ public:
 		double internal_to_interface (double) const;
 		double interface_to_internal (double) const;
 		double internal_to_user (double) const;
+		double user_to_internal (double) const;
+		std::string get_user_string () const;
 
 		Amp* _amp;
 	};
diff --git a/libs/ardour/ardour/monitor_processor.h b/libs/ardour/ardour/monitor_processor.h
index 33b3e9c366..2fe108a427 100644
--- a/libs/ardour/ardour/monitor_processor.h
+++ b/libs/ardour/ardour/monitor_processor.h
@@ -32,6 +32,8 @@
 #include "ardour/types.h"
 #include "ardour/processor.h"
 
+#include "ardour/dB.h"
+
 class XMLNode;
 
 namespace ARDOUR {
@@ -63,6 +65,15 @@ public:
 		return (float) _value;
 	}
 
+	double internal_to_user (double i) const { return accurate_coefficient_to_dB (i);}
+	double user_to_internal (double u) const { return dB_to_coefficient(u) ;}
+
+	std::string get_user_string () const
+	{
+		char theBuf[32]; sprintf( theBuf, "%3.1f dB", accurate_coefficient_to_dB (get_value()));
+		return std::string(theBuf);
+	}
+
 	double lower () const { return _lower; }
 	double upper () const { return _upper; }
 
diff --git a/libs/ardour/ardour/proxy_controllable.h b/libs/ardour/ardour/proxy_controllable.h
index 066f2aac81..522c3a2794 100644
--- a/libs/ardour/ardour/proxy_controllable.h
+++ b/libs/ardour/ardour/proxy_controllable.h
@@ -43,6 +43,15 @@ public:
         void set_value (double v) { if (_setter (v)) { Changed(); /* EMIT SIGNAL */ } }
         double get_value () const { return _getter (); }
 
+		double internal_to_user (double i) const { return accurate_coefficient_to_dB (i);}
+		double user_to_internal (double u) const { return dB_to_coefficient(u) ;}
+
+		std::string get_user_string () const
+		{
+			char theBuf[32]; sprintf( theBuf, "%3.1f dB", accurate_coefficient_to_dB (get_value()));
+			return std::string(theBuf);
+		}
+
 private:
 	boost::function1<bool,double> _setter;
 	boost::function0<double> _getter;