LTC generator config

[ardour.git] / gtk2_ardour / rc_option_editor.cc

diff --git a/gtk2_ardour/rc_option_editor.cc b/gtk2_ardour/rc_option_editor.cc
index 1a85bee2db48478878573f3c00d7d5fc31d01ff5..091f31b2177ccac478aedafe5b75e194d10be594 100644 (file)
--- a/gtk2_ardour/rc_option_editor.cc
+++ b/gtk2_ardour/rc_option_editor.cc
@@ -1106,13 +1106,36 @@ RCOptionEditor::RCOptionEditor ()
        add_option (_("Transport"),
                    new BoolOption (
                            "send-ltc",
-                           _("Generate Linear/Longitudinal Time Code"),
+                           _("Enable LTC generator"),
                            sigc::mem_fun (*_rc_config, &RCConfiguration::get_send_ltc),
                            sigc::mem_fun (*_rc_config, &RCConfiguration::set_send_ltc)
                            ));
+
+       _ltc_send_continuously = new BoolOption (
+                           "ltc-send-continuously",
+                           _("send LTC while stopped"),
+                           sigc::mem_fun (*_rc_config, &RCConfiguration::get_ltc_send_continuously),
+                           sigc::mem_fun (*_rc_config, &RCConfiguration::set_ltc_send_continuously)
+                           );
+       Gtkmm2ext::UI::instance()->set_tip
+               (_ltc_send_continuously->tip_widget(),
+                _("If enabled, Ardour will continue to send LTC information even when the transport (playhead) is not moving."));
+       add_option (_("Transport"), _ltc_send_continuously);
+
+  _ltc_volume_adjustment = new Gtk::Adjustment(-18, -50, 0, .5, 3);
+       _ltc_volume_adjustment->set_value (20 * log10(_rc_config->get_ltc_output_volume()));
+       _ltc_volume_adjustment->signal_value_changed().connect (sigc::mem_fun (*this, &RCOptionEditor::ltc_generator_volume_changed));
+       _ltc_volume_slider = new HSliderOption("ltcvol", ("LTC generator level:"), *_ltc_volume_adjustment);
+
+       Gtkmm2ext::UI::instance()->set_tip
+               (_ltc_volume_slider->tip_widget(),
+                _("Specify the Peak Volume of the generated LTC signal in dbFS. A good value is  0dBu ^= -18dbFS in an EBU calibrated system."));
+
+       add_option (_("Transport"), _ltc_volume_slider);
 #endif
 
        parameter_changed ("sync-source");
+       parameter_changed ("send-ltc");
 
        /* EDITOR */
 
@@ -1763,9 +1786,17 @@ RCOptionEditor::parameter_changed (string const & p)
                        _sync_framerate->set_sensitive (false);
                        break;
                }
+       } else if (p == "send-ltc") {
+               bool const s = Config->get_send_ltc ();
+               _ltc_send_continuously->set_sensitive (s);
+               _ltc_volume_slider->set_sensitive (s);
        }
 }
 
+void RCOptionEditor::ltc_generator_volume_changed () {
+       _rc_config->set_ltc_output_volume (pow(10, _ltc_volume_adjustment->get_value() / 20));
+}
+
 void
 RCOptionEditor::populate_sync_options ()
 {