OSC: add /strip/hide
[ardour.git] / libs / surfaces / osc / osc.cc
index 9818514e3683b30f787c32dc189e6b915f9569df..a026e0283a5a2e16c027d8870fd6026274be2f42 100644 (file)
@@ -39,6 +39,7 @@
 #include "ardour/route.h"
 #include "ardour/audio_track.h"
 #include "ardour/midi_track.h"
+#include "ardour/vca.h"
 #include "ardour/monitor_control.h"
 #include "ardour/dB.h"
 #include "ardour/filesystem_paths.h"
@@ -94,7 +95,7 @@ OSC::OSC (Session& s, uint32_t port)
        , _osc_server (0)
        , _osc_unix_server (0)
        , _debugmode (Off)
-       , address_only (false)
+       , address_only (true)
        , remote_port ("8000")
        , default_banksize (0)
        , default_strip (159)
@@ -104,6 +105,7 @@ OSC::OSC (Session& s, uint32_t port)
        , default_plugin_size (0)
        , tick (true)
        , bank_dirty (false)
+       , observer_busy (true)
        , scrub_speed (0)
        , gui (0)
 {
@@ -114,6 +116,7 @@ OSC::OSC (Session& s, uint32_t port)
 
 OSC::~OSC()
 {
+       tick = false;
        stop ();
        tear_down_gui ();
        _instance = 0;
@@ -233,6 +236,7 @@ OSC::start ()
                }
        }
 
+       observer_busy = false;
        register_callbacks();
 
        session_loaded (*session);
@@ -257,7 +261,10 @@ OSC::start ()
        // order changed
        PresentationInfo::Change.connect (session_connections, MISSING_INVALIDATOR, boost::bind (&OSC::recalcbanks, this), this);
 
-       _select = boost::shared_ptr<Stripable>();
+       _select = ControlProtocol::first_selected_stripable();
+       if(!_select) {
+               _select = session->master_out ();
+       }
 
        return 0;
 }
@@ -295,8 +302,18 @@ OSC::thread_init ()
 int
 OSC::stop ()
 {
-       /* stop main loop */
+       periodic_connection.disconnect ();
+       session_connections.drop_connections ();
+
+       // clear surfaces
+       observer_busy = true;
+       for (uint32_t it = 0; it < _surface.size (); ++it) {
+               OSCSurface* sur = &_surface[it];
+               surface_destroy (sur);
+       }
+       _surface.clear();
 
+       /* stop main loop */
        if (local_server) {
                g_source_destroy (local_server);
                g_source_unref (local_server);
@@ -329,59 +346,48 @@ OSC::stop ()
                ::g_unlink (_osc_url_file.c_str() );
        }
 
-       periodic_connection.disconnect ();
-       session_connections.drop_connections ();
-       cueobserver_connections.drop_connections ();
-       // Delete any active route observers
-       for (RouteObservers::iterator x = route_observers.begin(); x != route_observers.end();) {
-
-               OSCRouteObserver* rc;
+       return 0;
+}
 
-               if ((rc = dynamic_cast<OSCRouteObserver*>(*x)) != 0) {
-                       delete *x;
-                       x = route_observers.erase (x);
-               } else {
-                       ++x;
-               }
+void
+OSC::surface_destroy (OSCSurface* sur)
+{
+       OSCSelectObserver* so;
+       if ((so = dynamic_cast<OSCSelectObserver*>(sur->sel_obs)) != 0) {
+               so->clear_observer ();
+               delete so;
+               sur->sel_obs = 0;
+               PBD::ScopedConnection pc = sur->proc_connection;
+               pc.disconnect ();
        }
-// Should maybe do global_observers too
-       for (GlobalObservers::iterator x = global_observers.begin(); x != global_observers.end();) {
-
-               OSCGlobalObserver* gc;
 
-               if ((gc = dynamic_cast<OSCGlobalObserver*>(*x)) != 0) {
-                       delete *x;
-                       x = global_observers.erase (x);
-               } else {
-                       ++x;
-               }
+       OSCCueObserver* co;
+       if ((co = dynamic_cast<OSCCueObserver*>(sur->cue_obs)) != 0) {
+               delete co;
+               sur->cue_obs = 0;
+               sur->sends.clear ();
        }
 
-// delete select observers
-       for (uint32_t it = 0; it < _surface.size(); ++it) {
-               OSCSurface* sur = &_surface[it];
-               OSCSelectObserver* so;
-               if ((so = dynamic_cast<OSCSelectObserver*>(sur->sel_obs)) != 0) {
-                       delete so;
-               }
+       OSCGlobalObserver* go;
+       if ((go = dynamic_cast<OSCGlobalObserver*>(sur->global_obs)) != 0) {
+               go->clear_observer ();
+               delete go;
+               sur->global_obs = 0;
        }
+       uint32_t st_end = sur->observers.size ();
 
-// delete cue observers
-       for (CueObservers::iterator x = cue_observers.begin(); x != cue_observers.end();) {
-
-               OSCCueObserver* co;
-
-               if ((co = dynamic_cast<OSCCueObserver*>(*x)) != 0) {
-                       delete *x;
-                       x = cue_observers.erase (x);
-               } else {
-                       ++x;
+       for (uint32_t i = 0; i < st_end; i++) {
+               OSCRouteObserver* ro;
+               if ((ro = dynamic_cast<OSCRouteObserver*>(sur->observers[i])) != 0) {
+                       ro->clear_strip ();
+                       delete ro;
+                       ro = 0;
                }
        }
-
-       return 0;
+       sur->observers.clear();
 }
 
+
 void
 OSC::register_callbacks()
 {
@@ -409,6 +415,11 @@ OSC::register_callbacks()
                REGISTER_CALLBACK (serv, "/refresh", "f", refresh_surface);
                REGISTER_CALLBACK (serv, "/strip/list", "", routes_list);
                REGISTER_CALLBACK (serv, "/strip/list", "f", routes_list);
+               REGISTER_CALLBACK (serv, "/strip/custom/mode", "f", custom_mode);
+               REGISTER_CALLBACK (serv, "/strip/custom/clear", "f", custom_clear);
+               REGISTER_CALLBACK (serv, "/strip/custom/clear", "", custom_clear);
+               REGISTER_CALLBACK (serv, "/surface/list", "", surface_list);
+               REGISTER_CALLBACK (serv, "/surface/list", "f", surface_list);
                REGISTER_CALLBACK (serv, "/add_marker", "", add_marker);
                REGISTER_CALLBACK (serv, "/add_marker", "f", add_marker);
                REGISTER_CALLBACK (serv, "/access_action", "s", access_action);
@@ -430,7 +441,7 @@ OSC::register_callbacks()
                REGISTER_CALLBACK (serv, "/transport_stop", "f", transport_stop);
                REGISTER_CALLBACK (serv, "/transport_play", "", transport_play);
                REGISTER_CALLBACK (serv, "/transport_play", "f", transport_play);
-               REGISTER_CALLBACK (serv, "/transport_frame", "", transport_frame);
+               REGISTER_CALLBACK (serv, "/transport_frame", "", transport_sample);
                REGISTER_CALLBACK (serv, "/transport_speed", "", transport_speed);
                REGISTER_CALLBACK (serv, "/record_enabled", "", record_enabled);
                REGISTER_CALLBACK (serv, "/set_transport_speed", "f", set_transport_speed);
@@ -467,6 +478,7 @@ OSC::register_callbacks()
                REGISTER_CALLBACK (serv, "/mark_out", "f", mark_out);
                REGISTER_CALLBACK (serv, "/toggle_click", "", toggle_click);
                REGISTER_CALLBACK (serv, "/toggle_click", "f", toggle_click);
+               REGISTER_CALLBACK (serv, "/click/level", "f", click_level);
                REGISTER_CALLBACK (serv, "/midi_panic", "", midi_panic);
                REGISTER_CALLBACK (serv, "/midi_panic", "f", midi_panic);
                REGISTER_CALLBACK (serv, "/toggle_roll", "", toggle_roll);
@@ -533,15 +545,19 @@ OSC::register_callbacks()
                REGISTER_CALLBACK (serv, "/bank_up", "f", bank_delta);
                REGISTER_CALLBACK (serv, "/bank_down", "", bank_down);
                REGISTER_CALLBACK (serv, "/bank_down", "f", bank_down);
+               REGISTER_CALLBACK (serv, "/use_group", "f", use_group);
 
                // controls for "special" strips
                REGISTER_CALLBACK (serv, "/master/gain", "f", master_set_gain);
                REGISTER_CALLBACK (serv, "/master/fader", "f", master_set_fader);
+               REGISTER_CALLBACK (serv, "/master/db_delta", "f", master_delta_gain);
                REGISTER_CALLBACK (serv, "/master/mute", "i", master_set_mute);
                REGISTER_CALLBACK (serv, "/master/trimdB", "f", master_set_trim);
                REGISTER_CALLBACK (serv, "/master/pan_stereo_position", "f", master_set_pan_stereo_position);
+               REGISTER_CALLBACK (serv, "/master/select", "f", master_select);
                REGISTER_CALLBACK (serv, "/monitor/gain", "f", monitor_set_gain);
                REGISTER_CALLBACK (serv, "/monitor/fader", "f", monitor_set_fader);
+               REGISTER_CALLBACK (serv, "/monitor/db_delta", "f", monitor_delta_gain);
                REGISTER_CALLBACK (serv, "/monitor/mute", "i", monitor_set_mute);
                REGISTER_CALLBACK (serv, "/monitor/dim", "i", monitor_set_dim);
                REGISTER_CALLBACK (serv, "/monitor/mono", "i", monitor_set_mono);
@@ -558,7 +574,9 @@ OSC::register_callbacks()
                REGISTER_CALLBACK (serv, "/select/polarity", "i", sel_phase);
                REGISTER_CALLBACK (serv, "/select/gain", "f", sel_gain);
                REGISTER_CALLBACK (serv, "/select/fader", "f", sel_fader);
+               REGISTER_CALLBACK (serv, "/select/db_delta", "f", sel_dB_delta);
                REGISTER_CALLBACK (serv, "/select/trimdB", "f", sel_trim);
+               REGISTER_CALLBACK (serv, "/select/hide", "i", sel_hide);
                REGISTER_CALLBACK (serv, "/select/pan_stereo_position", "f", sel_pan_position);
                REGISTER_CALLBACK (serv, "/select/pan_stereo_width", "f", sel_pan_width);
                REGISTER_CALLBACK (serv, "/select/send_gain", "if", sel_sendgain);
@@ -568,6 +586,7 @@ OSC::register_callbacks()
                REGISTER_CALLBACK (serv, "/select/send_page", "f", sel_send_page);
                REGISTER_CALLBACK (serv, "/select/plug_page", "f", sel_plug_page);
                REGISTER_CALLBACK (serv, "/select/plugin", "f", sel_plugin);
+               REGISTER_CALLBACK (serv, "/select/plugin/activate", "f", sel_plugin_activate);
                REGISTER_CALLBACK (serv, "/select/expand", "i", sel_expand);
                REGISTER_CALLBACK (serv, "/select/pan_elevation_position", "f", sel_pan_elevation);
                REGISTER_CALLBACK (serv, "/select/pan_frontback_position", "f", sel_pan_frontback);
@@ -599,6 +618,7 @@ OSC::register_callbacks()
                REGISTER_CALLBACK (serv, "/strip/monitor_input", "ii", route_monitor_input);
                REGISTER_CALLBACK (serv, "/strip/monitor_disk", "ii", route_monitor_disk);
                REGISTER_CALLBACK (serv, "/strip/expand", "ii", strip_expand);
+               REGISTER_CALLBACK (serv, "/strip/hide", "ii", strip_hide);
                REGISTER_CALLBACK (serv, "/strip/select", "ii", strip_gui_select);
                REGISTER_CALLBACK (serv, "/strip/polarity", "ii", strip_phase);
                REGISTER_CALLBACK (serv, "/strip/gain", "if", route_set_gain_dB);
@@ -633,7 +653,7 @@ OSC::register_callbacks()
 
                /* this is a special catchall handler,
                 * register at the end so this is only called if no
-                * other handler matches (used for debug) */
+                * other handler matches (also used for debug) */
                lo_server_add_method (serv, 0, 0, _catchall, this);
        }
 }
@@ -688,99 +708,6 @@ OSC::gui_changed ()
        session->set_dirty();
 }
 
-void
-OSC::listen_to_route (boost::shared_ptr<Stripable> strip, lo_address addr)
-{
-       if (!strip) {
-               return;
-       }
-       /* avoid duplicate listens */
-
-       for (RouteObservers::iterator x = route_observers.begin(); x != route_observers.end(); ++x) {
-
-               OSCRouteObserver* ro;
-
-               if ((ro = dynamic_cast<OSCRouteObserver*>(*x)) != 0) {
-
-                       int res = strcmp(lo_address_get_url(ro->address()), lo_address_get_url(addr));
-
-                       if (ro->strip() == strip && res == 0) {
-                               return;
-                       }
-               }
-       }
-
-       OSCSurface *s = get_surface(addr);
-       uint32_t ssid = get_sid (strip, addr);
-       OSCRouteObserver* o = new OSCRouteObserver (strip, addr, ssid, s);
-       route_observers.push_back (o);
-
-       strip->DropReferences.connect (*this, MISSING_INVALIDATOR, boost::bind (&OSC::route_lost, this, boost::weak_ptr<Stripable> (strip)), this);
-}
-
-void
-OSC::route_lost (boost::weak_ptr<Stripable> wr)
-{
-       tick = false;
-       drop_route (wr);
-       bank_dirty = true;
-}
-
-void
-OSC::drop_route (boost::weak_ptr<Stripable> wr)
-{
-       boost::shared_ptr<Stripable> r = wr.lock ();
-
-       if (!r) {
-               return;
-       }
-
-       for (RouteObservers::iterator x = route_observers.begin(); x != route_observers.end();) {
-
-               OSCRouteObserver* rc;
-
-               if ((rc = dynamic_cast<OSCRouteObserver*>(*x)) != 0) {
-
-                       if (rc->strip() == r) {
-                               delete *x;
-                               x = route_observers.erase (x);
-                       } else {
-                               ++x;
-                       }
-               } else {
-                       ++x;
-               }
-       }
-}
-
-void
-OSC::end_listen (boost::shared_ptr<Stripable> r, lo_address addr)
-{
-       RouteObservers::iterator x;
-
-       // Remove the route observers
-       for (x = route_observers.begin(); x != route_observers.end();) {
-
-               OSCRouteObserver* ro;
-
-               if ((ro = dynamic_cast<OSCRouteObserver*>(*x)) != 0) {
-
-                       int res = strcmp(lo_address_get_url(ro->address()), lo_address_get_url(addr));
-
-                       if (ro->strip() == r && res == 0) {
-                               delete *x;
-                               x = route_observers.erase (x);
-                       }
-                       else {
-                               ++x;
-                       }
-               }
-               else {
-                       ++x;
-               }
-       }
-}
-
 void
 OSC::current_value_query (const char* path, size_t len, lo_arg **argv, int argc, lo_message msg)
 {
@@ -872,7 +799,15 @@ OSC::catchall (const char *path, const char* types, lo_arg **argv, int argc, lo_
        /* 15 for /#current_value plus 2 for /<path> */
 
        len = strlen (path);
-       OSCSurface *sur = get_surface(get_address (msg));
+       OSCSurface *sur = get_surface(get_address (msg), true);
+       LinkSet *set;
+       uint32_t ls = sur->linkset;
+
+       if (ls) {
+               set = &(link_sets[ls]);
+               sur->custom_mode = set->custom_mode;
+               sur->custom_strips = set->custom_strips;
+       }
 
        if (strstr (path, "/automation")) {
                ret = set_automation (path, types, argv, argc, msg);
@@ -908,55 +843,57 @@ OSC::catchall (const char *path, const char* types, lo_arg **argv, int argc, lo_
                ret = 0;
        } else
        if (strcmp (path, "/strip/listen") == 0) {
-               check_surface (msg);
-
-               cerr << "set up listener\n";
-
-               lo_message reply = lo_message_new ();
-
                if (argc <= 0) {
-                       lo_message_add_string (reply, "syntax error");
+                       PBD::warning << "OSC: Wrong number of parameters." << endmsg;
+               } else if (sur->custom_mode) {
+                       PBD::warning << "OSC: Can't add strips with custom enabled." << endmsg;
                } else {
                        for (int n = 0; n < argc; ++n) {
-
-                               boost::shared_ptr<Route> r = session->get_remote_nth_route (argv[n]->i);
-
-                               if (!r) {
-                                       lo_message_add_string (reply, "not found");
-                                       cerr << "no such route\n";
-                                       break;
-                               } else {
-                                       cerr << "add listener\n";
-                                       listen_to_route (r, get_address (msg));
-                                       lo_message_add_int32 (reply, argv[n]->i);
+                               boost::shared_ptr<Stripable> s = boost::shared_ptr<Stripable>();
+                               if (types[n] == 'f') {
+                                       s = get_strip ((uint32_t) argv[n]->f, get_address (msg));
+                               } else if (types[n] == 'i') {
+                                       s = get_strip (argv[n]->i, get_address (msg));
+                               }
+                               if (s) {
+                                       sur->custom_strips.push_back (s);
                                }
                        }
+                       if (ls) {
+                               set->custom_strips = sur->custom_strips;
+                       }
                }
-
-               if (sur->feedback[14]) {
-                       lo_send_message (get_address (msg), "/reply", reply);
-               } else {
-                       lo_send_message (get_address (msg), "#reply", reply);
-               }
-               lo_message_free (reply);
-
                ret = 0;
-
        } else
        if (strcmp (path, "/strip/ignore") == 0) {
-               check_surface (msg);
-
-               for (int n = 0; n < argc; ++n) {
-
-                       boost::shared_ptr<Route> r = session->get_remote_nth_route (argv[n]->i);
-
-                       if (r) {
-                               end_listen (r, get_address (msg));
+               if (argc <= 0) {
+                       PBD::warning << "OSC: Wrong number of parameters." << endmsg;
+               } else if (!sur->custom_mode) {
+                       PBD::warning << "OSC: Can't remove strips without custom enabled." << endmsg;
+               } else {
+                       for (int n = 0; n < argc; ++n) {
+                               uint32_t st_no = 0;
+                               if (types[n] == 'f') {
+                                       st_no = (uint32_t) argv[n]->f;
+                               } else if (types[n] == 'i') {
+                                       st_no = (uint32_t) argv[n]->i;
+                               }
+                               if (st_no && st_no <= sur->custom_strips.size ()) {
+                                       sur->custom_strips[argv[n]->i - 1] = boost::shared_ptr<Stripable>();
+                               }
                        }
+                       if (ls) {
+                               set->custom_strips = sur->custom_strips;
+                       }
+                       ret = set_bank (sur->bank, msg);
                }
 
                ret = 0;
        } else
+       if (strstr (path, "/strip") && (argc != 1)) {
+               // All of the strip commands below require 1 parameter
+               PBD::warning << "OSC: Wrong number of parameters." << endmsg;
+       } else
        if (!strncmp (path, "/strip/gain/", 12) && strlen (path) > 12) {
                // in dB
                int ssid = atoi (&path[12]);
@@ -1027,9 +964,17 @@ OSC::catchall (const char *path, const char* types, lo_arg **argv, int argc, lo_
                int ssid = atoi (&path[14]);
                ret = strip_expand (ssid, argv[0]->i, msg);
        }
+       else if (!strncmp (path, "/strip/hide/", 12) && strlen (path) > 12) {
+               int ssid = atoi (&path[12]);
+               ret = strip_hide (ssid, argv[0]->i, msg);
+       }
        else if (!strncmp (path, "/strip/select/", 14) && strlen (path) > 14) {
                int ssid = atoi (&path[14]);
                ret = strip_gui_select (ssid, argv[0]->i, msg);
+       } else
+       if (strstr (path, "/select") && (argc != 1)) {
+               // All of the select commands below require 1 parameter
+               PBD::warning << "OSC: Wrong number of parameters." << endmsg;
        }
        else if (!strncmp (path, "/select/send_gain/", 18) && strlen (path) > 18) {
                int ssid = atoi (&path[18]);
@@ -1059,9 +1004,15 @@ OSC::catchall (const char *path, const char* types, lo_arg **argv, int argc, lo_
                int ssid = atoi (&path[17]);
                ret = sel_eq_shape (ssid, argv[0]->f, msg);
        }
+       else if (!strncmp (path, "/marker", 7)) {
+               ret = set_marker (types, argv, argc, msg);
+       }
        else if (!strncmp (path, "/set_surface", 12)) {
                ret = surface_parse (path, types, argv, argc, msg);
        }
+       else if (strstr (path, "/link")) {
+               ret = parse_link (path, types, argv, argc, msg);
+       }
        if (ret) {
                check_surface (msg);
        }
@@ -1172,37 +1123,37 @@ OSC::current_value (const char */*path*/, const char */*types*/, lo_arg **/*argv
        if (strcmp (argv[0]->s, "transport_frame") == 0) {
 
                if (session) {
-                       lo_send (addr, retpath, "i", session->transport_frame());
+                       lo_send (addr, retpath, "i", session->transport_sample());
                }
 
        } else if (strcmp (argv[0]->s, "transport_speed") == 0) {
 
                if (session) {
-                       lo_send (addr, retpath, "i", session->transport_frame());
+                       lo_send (addr, retpath, "i", session->transport_sample());
                }
 
        } else if (strcmp (argv[0]->s, "transport_locked") == 0) {
 
                if (session) {
-                       lo_send (addr, retpath, "i", session->transport_frame());
+                       lo_send (addr, retpath, "i", session->transport_sample());
                }
 
        } else if (strcmp (argv[0]->s, "punch_in") == 0) {
 
                if (session) {
-                       lo_send (addr, retpath, "i", session->transport_frame());
+                       lo_send (addr, retpath, "i", session->transport_sample());
                }
 
        } else if (strcmp (argv[0]->s, "punch_out") == 0) {
 
                if (session) {
-                       lo_send (addr, retpath, "i", session->transport_frame());
+                       lo_send (addr, retpath, "i", session->transport_sample());
                }
 
        } else if (strcmp (argv[0]->s, "rec_enable") == 0) {
 
                if (session) {
-                       lo_send (addr, retpath, "i", session->transport_frame());
+                       lo_send (addr, retpath, "i", session->transport_sample());
                }
 
        } else {
@@ -1219,8 +1170,7 @@ OSC::routes_list (lo_message msg)
        if (!session) {
                return;
        }
-       OSCSurface *sur = get_surface(get_address (msg));
-       sur->no_clear = true;
+       OSCSurface *sur = get_surface(get_address (msg), true);
 
        for (int n = 0; n < (int) sur->nstrips; ++n) {
 
@@ -1232,23 +1182,29 @@ OSC::routes_list (lo_message msg)
 
                        lo_message reply = lo_message_new ();
 
-                       if (s->presentation_info().flags() & PresentationInfo::AudioTrack) {
+                       if (boost::dynamic_pointer_cast<AudioTrack>(s)) {
                                lo_message_add_string (reply, "AT");
-                       } else if (s->presentation_info().flags() & PresentationInfo::MidiTrack) {
+                       } else if (boost::dynamic_pointer_cast<MidiTrack>(s)) {
                                lo_message_add_string (reply, "MT");
-                       } else if (s->presentation_info().flags() & PresentationInfo::AudioBus) {
-                               // r->feeds (session->master_out()) may make more sense
-                               if (r->direct_feeds_according_to_reality (session->master_out())) {
-                                       // this is a bus
-                                       lo_message_add_string (reply, "B");
+                       } else if (boost::dynamic_pointer_cast<VCA>(s)) {
+                               lo_message_add_string (reply, "V");
+                       } else if (s->is_master()) {
+                               lo_message_add_string (reply, "MA");
+                       } else if (s->is_monitor()) {
+                               lo_message_add_string (reply, "MO");
+                       } else if (boost::dynamic_pointer_cast<Route>(s) && !boost::dynamic_pointer_cast<Track>(s)) {
+                               if (!(s->presentation_info().flags() & PresentationInfo::MidiBus)) {
+                                       // r->feeds (session->master_out()) may make more sense
+                                       if (r->direct_feeds_according_to_reality (session->master_out())) {
+                                               // this is a bus
+                                               lo_message_add_string (reply, "B");
+                                       } else {
+                                               // this is an Aux out
+                                               lo_message_add_string (reply, "AX");
+                                       }
                                } else {
-                                       // this is an Aux out
-                                       lo_message_add_string (reply, "AX");
+                                       lo_message_add_string (reply, "MB");
                                }
-                       } else if (s->presentation_info().flags() & PresentationInfo::MidiBus) {
-                               lo_message_add_string (reply, "MB");
-                       } else if (s->presentation_info().flags() & PresentationInfo::VCA) {
-                               lo_message_add_string (reply, "V");
                        }
 
                        lo_message_add_string (reply, s->name().c_str());
@@ -1275,10 +1231,6 @@ OSC::routes_list (lo_message msg)
                        if (s->rec_enable_control()) {
                                lo_message_add_int32 (reply, s->rec_enable_control()->get_value());
                        }
-
-                       //Automatically listen to stripables listed
-                       listen_to_route(s, get_address (msg));
-
                        if (sur->feedback[14]) {
                                lo_send_message (get_address (msg), "/reply", reply);
                        } else {
@@ -1292,8 +1244,8 @@ OSC::routes_list (lo_message msg)
        lo_message reply = lo_message_new ();
 
        lo_message_add_string (reply, "end_route_list");
-       lo_message_add_int64 (reply, session->frame_rate());
-       lo_message_add_int64 (reply, session->current_end_frame());
+       lo_message_add_int64 (reply, session->sample_rate());
+       lo_message_add_int64 (reply, session->current_end_sample());
        if (session->monitor_out()) {
                // this session has a monitor section
                lo_message_add_int32 (reply, 1);
@@ -1308,6 +1260,134 @@ OSC::routes_list (lo_message msg)
        }
 
        lo_message_free (reply);
+       // send feedback for newly created control surface
+       strip_feedback (sur, true);
+       global_feedback (sur);
+       _strip_select (boost::shared_ptr<ARDOUR::Stripable>(), get_address (msg));
+
+}
+
+void
+OSC::surface_list (lo_message msg)
+{
+               get_surfaces ();
+}
+
+void
+OSC::get_surfaces ()
+{
+
+       /* this function is for debugging and prints lots of
+        * information about what surfaces Ardour knows about and their
+        * internal parameters. It is best accessed by sending:
+        * /surface/list from oscsend. This command does not create
+        * a surface entry.
+        */
+
+       PBD::info << string_compose ("\nList of known Surfaces (%1):\n", _surface.size());
+
+       Glib::Threads::Mutex::Lock lm (surfaces_lock);
+       for (uint32_t it = 0; it < _surface.size(); it++) {
+               OSCSurface* sur = &_surface[it];
+               PBD::info << string_compose ("\n  Surface: %1 - URL: %2\n", it, sur->remote_url);
+               PBD::info << string_compose ("  Number of strips: %1   Bank size: %2   Current Bank %3\n", sur->nstrips, sur->bank_size, sur->bank);
+               PBD::info << string_compose ("  Use Custom: %1   Custom Strips: %2\n", sur->custom_mode, sur->custom_strips.size ());
+               bool ug = false;
+               if (sur->usegroup == PBD::Controllable::UseGroup) {
+                       ug = true;
+               }
+               PBD::info << string_compose ("  Strip Types: %1   Feedback: %2   No_clear flag: %3   Gain mode: %4   Use groups flag %5\n", \
+                       sur->strip_types.to_ulong(), sur->feedback.to_ulong(), sur->no_clear, sur->gainmode, ug);
+               PBD::info << string_compose ("  Using plugin: %1  of  %2 plugins, with %3 params.  Page size: %4  Page: %5\n", \
+                       sur->plugin_id, sur->plugins.size(), sur->plug_params.size(), sur->plug_page_size, sur->plug_page);
+               PBD::info << string_compose ("  Send page size: %1  Page: %2\n", sur->send_page_size, sur->send_page);
+               PBD::info << string_compose ("  Expanded flag %1   Track: %2   Jogmode: %3\n", sur->expand_enable, sur->expand, sur->jogmode);
+               PBD::info << string_compose ("  Personal monitor flag %1,   Aux master: %2,   Number of sends: %3\n", sur->cue, sur->aux, sur->sends.size());
+               PBD::info << string_compose ("  Linkset: %1   Device Id: %2\n", sur->linkset, sur->linkid);
+       }
+       PBD::info << string_compose ("\nList of LinkSets (%1):\n", link_sets.size());
+       std::map<uint32_t, LinkSet>::iterator it;
+       for (it = link_sets.begin(); it != link_sets.end(); it++) {
+               if (!(*it).first) {
+                       continue;
+               }
+               uint32_t devices = 0;
+               LinkSet* set = &(*it).second;
+               if (set->urls.size()) {
+                       devices = set->urls.size() - 1;
+               }
+               PBD::info << string_compose ("\n  Linkset %1 has %2 devices and sees %3 strips\n", (*it).first, devices, set->strips.size());
+               PBD::info << string_compose ("  Bank size: %1   Current bank: %2   Strip Types: %3\n", set->banksize, set->bank, set->strip_types.to_ulong());
+               PBD::info << string_compose ("  Auto bank sizing: %1 Linkset not ready flag: %2\n", set->autobank, set->not_ready);
+               PBD::info << string_compose ("  Use Custom: %1 Number of Custom Strips: %2\n", set->custom_mode, set->custom_strips.size ());
+       }
+       PBD::info << endmsg;
+}
+
+int
+OSC::custom_clear (lo_message msg)
+{
+       if (!session) {
+               return 0;
+       }
+       OSCSurface *sur = get_surface(get_address (msg), true);
+       sur->custom_mode = 0;
+       sur->custom_strips.clear ();
+       sur->strips = get_sorted_stripables(sur->strip_types, sur->cue, false, sur->custom_strips);
+       sur->nstrips = sur->strips.size();
+       LinkSet *set;
+       uint32_t ls = sur->linkset;
+       if (ls) {
+               set = &(link_sets[ls]);
+               set->custom_mode = 0;
+               set->custom_strips.clear ();
+               set->strips = sur->strips;
+       }
+       return set_bank (1, msg);
+}
+
+int
+OSC::custom_mode (float state, lo_message msg)
+{
+       if (!session) {
+               return 0;
+       }
+       OSCSurface *sur = get_surface(get_address (msg), true);
+       LinkSet *set;
+       uint32_t ls = sur->linkset;
+
+       if (ls) {
+               set = &(link_sets[ls]);
+               sur->custom_mode = set->custom_mode;
+               sur->custom_strips = set->custom_strips;
+       }
+       if (state > 0){
+               if (sur->custom_strips.size () == 0) {
+                       PBD::warning << "No custom strips set to enable" << endmsg;
+                       sur->custom_mode = 0;
+                       if (ls) {
+                               set->custom_mode = 0;
+                       }
+                       return -1;
+               } else {
+                       if (sur->bank_size) {
+                               sur->custom_mode = (uint32_t) state | 0x4;
+                       } else {
+                               sur->custom_mode = (uint32_t) state;
+                       }
+                       sur->strips = get_sorted_stripables(sur->strip_types, sur->cue, sur->custom_mode, sur->custom_strips);
+                       sur->nstrips = sur->custom_strips.size();
+               }
+       } else {
+               sur->custom_mode = 0;
+               sur->strips = get_sorted_stripables(sur->strip_types, sur->cue, 0, sur->custom_strips);
+               sur->nstrips = sur->strips.size();
+       }
+       if (ls) {
+               set->custom_mode = sur->custom_mode;
+               set->strips = sur->strips;
+       }
+       return set_bank (1, msg);
 }
 
 int
@@ -1333,163 +1413,360 @@ OSC::get_address (lo_message msg)
 int
 OSC::refresh_surface (lo_message msg)
 {
-       if (address_only) {
-               // get rid of all surfaces and observers.
-               // needs change to only clear those for this address on all ports
-               clear_devices();
-       }
-       OSCSurface *s = get_surface(get_address (msg));
+       OSCSurface *s = get_surface(get_address (msg), true);
+       uint32_t bs = s->bank_size;
+       uint32_t st = (uint32_t) s->strip_types.to_ulong();
+       uint32_t fb = (uint32_t) s->feedback.to_ulong();
+       uint32_t gm = (uint32_t) s->gainmode;
+       uint32_t sp = s->send_page_size;
+       uint32_t pp = s->plug_page_size;
+
+       surface_destroy (s);
        // restart all observers
-       set_surface (s->bank_size, (uint32_t) s->strip_types.to_ulong(), (uint32_t) s->feedback.to_ulong(), \
-               (uint32_t) s->gainmode, (uint32_t) s->send_page_size, (uint32_t) s->plug_page_size, msg);
+       set_surface (bs, st, fb, gm, sp, pp, msg);
        return 0;
 }
 
 void
 OSC::clear_devices ()
 {
-       for (RouteObservers::iterator x = route_observers.begin(); x != route_observers.end();) {
+       tick = false;
+       observer_busy = true;
+       session_connections.drop_connections ();
+       // clear out surfaces
+       for (uint32_t it = 0; it < _surface.size(); ++it) {
+               OSCSurface* sur = &_surface[it];
+               surface_destroy (sur);
+       }
+       _surface.clear();
+       link_sets.clear ();
+
+       PresentationInfo::Change.connect (session_connections, MISSING_INVALIDATOR, boost::bind (&OSC::recalcbanks, this), this);
 
-               OSCRouteObserver* rc;
+       observer_busy = false;
+       tick = true;
+}
 
-               if ((rc = dynamic_cast<OSCRouteObserver*>(*x)) != 0) {
-                       delete *x;
-                       x = route_observers.erase (x);
+int
+OSC::parse_link (const char *path, const char* types, lo_arg **argv, int argc, lo_message msg)
+{
+       int ret = 1; /* unhandled */
+       int set = 0;
+       if (!argc) {
+               PBD::warning << "OSC: /link/* needs at least one parameter" << endmsg;
+               return ret;
+       }
+       float data = 0;
+       if (types[argc - 1] == 'f') {
+               data = argv[argc - 1]->f;
+       } else {
+               data = argv[argc - 1]->i;
+       }
+       if (isdigit(strrchr (path, '/')[1])) {
+               set = atoi (&(strrchr (path, '/')[1]));
+       } else if (argc == 2) {
+               if (types[0] == 'f') {
+                       set = (int) argv[0]->f;
                } else {
-                       ++x;
+                       set = argv[0]->i;
                }
-               // slow devices need time to clear buffers
-               usleep ((uint32_t) 10);
+       } else {
+               PBD::warning << "OSC: wrong number of parameters." << endmsg;
+               return ret;
        }
-       // Should maybe do global_observers too
-       for (GlobalObservers::iterator x = global_observers.begin(); x != global_observers.end();) {
-
-               OSCGlobalObserver* gc;
+       LinkSet *ls = get_linkset (set, get_address (msg));
 
-               if ((gc = dynamic_cast<OSCGlobalObserver*>(*x)) != 0) {
-                       delete *x;
-                       x = global_observers.erase (x);
+       if (!set) {
+               return 0;
+       }
+       if (!strncmp (path, "/link/bank_size", 15)) {
+               ls->banksize = (uint32_t) data;
+               ls->autobank = false;
+               ls->not_ready = link_check (set);
+               if (ls->not_ready) {
+                       ls->bank = 1;
+                       surface_link_state (ls);
                } else {
-                       ++x;
+                       _set_bank (ls->bank, get_address (msg));
                }
+               ret = 0;
+
+       } else if (!strncmp (path, "/link/set", 9)) {
+               ret = set_link (set, (uint32_t) data, get_address (msg));
        }
-       // delete select observers
-       for (uint32_t it = 0; it < _surface.size(); ++it) {
-               OSCSurface* sur = &_surface[it];
-               OSCSelectObserver* so;
-               if ((so = dynamic_cast<OSCSelectObserver*>(sur->sel_obs)) != 0) {
-                       delete so;
+
+       return ret;
+}
+
+OSC::LinkSet *
+OSC::get_linkset (uint32_t set, lo_address addr)
+{
+       OSCSurface *sur = get_surface(addr);
+       LinkSet *ls = 0;
+
+       if (set) {
+               // need to check if set is wanted
+               std::map<uint32_t, LinkSet>::iterator it;
+               it = link_sets.find(set);
+               if (it == link_sets.end()) {
+                       // no such linkset make it
+                       LinkSet new_ls;
+                       new_ls.banksize = 0;
+                       new_ls.bank = 1;
+                       new_ls.autobank = true;
+                       new_ls.not_ready = true;
+                       new_ls.strip_types = sur->strip_types;
+                       new_ls.strips = sur->strips;
+                       new_ls.custom_strips = sur->custom_strips;
+                       new_ls.custom_mode = sur->custom_mode;
+                       new_ls.urls.resize (2);
+                       link_sets[set] = new_ls;
+               }
+               ls = &link_sets[set];
+
+       } else {
+               // User expects this surface to be removed from any sets
+               uint32_t oldset = sur->linkset;
+               if (oldset) {
+                       uint32_t oldid = sur->linkid;
+                       sur->linkid = 1;
+                       sur->linkset = 0;
+                       LinkSet *ols = &link_sets[oldset];
+                       if (ols) {
+                               ols->not_ready = oldid;
+                               ols->urls[oldid] = "";
+                               surface_link_state (ols);
+                       }
                }
        }
-       // delete cue observers
-       for (CueObservers::iterator x = cue_observers.begin(); x != cue_observers.end();) {
-               OSCCueObserver* co;
-               if ((co = dynamic_cast<OSCCueObserver*>(*x)) != 0) {
-                       delete *x;
-                       x = cue_observers.erase (x);
-               } else {
-                       ++x;
+       return ls;
+}
+
+int
+OSC::set_link (uint32_t set, uint32_t id, lo_address addr)
+{
+       OSCSurface *sur = get_surface(addr, true);
+       sur->linkset = set;
+       sur->linkid = id;
+       LinkSet *ls = get_linkset (set, addr);
+       if (ls->urls.size() <= (uint32_t) id) {
+               ls->urls.resize ((int) id + 1);
+       }
+       ls->urls[(uint32_t) id] = sur->remote_url;
+       ls->not_ready = link_check (set);
+       if (ls->not_ready) {
+               surface_link_state (ls);
+       } else {
+               _set_bank (1, addr);
+       }
+       return 0;
+}
+
+void
+OSC::link_strip_types (uint32_t linkset, uint32_t striptypes)
+{
+       LinkSet *ls = 0;
+
+       if (!linkset) {
+               return;
+       }
+       std::map<uint32_t, LinkSet>::iterator it;
+       it = link_sets.find(linkset);
+       if (it == link_sets.end()) {
+               // this should never happen... but
+               return;
+       }
+       ls = &link_sets[linkset];
+       ls->strip_types = striptypes;
+       for (uint32_t dv = 1; dv < ls->urls.size(); dv++) {
+               OSCSurface *su;
+
+               if (ls->urls[dv] != "") {
+                       string url = ls->urls[dv];
+                       su = get_surface (lo_address_new_from_url (url.c_str()), true);
+                       if (su->linkset == linkset) {
+                               su->strip_types = striptypes;
+                               if (su->strip_types[10]) {
+                                       su->usegroup = PBD::Controllable::UseGroup;
+                               } else {
+                                       su->usegroup = PBD::Controllable::NoGroup;
+                               }
+                       } else {
+                               ls->urls[dv] = "";
+                       }
                }
        }
+}
 
-       // clear out surfaces
-       _surface.clear();
+void
+OSC::surface_link_state (LinkSet * set)
+{
+       for (uint32_t dv = 1; dv < set->urls.size(); dv++) {
+
+               if (set->urls[dv] != "") {
+                       string url = set->urls[dv];
+                       OSCSurface *sur = get_surface (lo_address_new_from_url (url.c_str()), true);
+                       for (uint32_t i = 0; i < sur->observers.size(); i++) {
+                               sur->observers[i]->set_link_ready (set->not_ready);
+                       }
+               }
+       }
+}
+
+int
+OSC::link_check (uint32_t set)
+{
+       LinkSet *ls = 0;
+
+       if (!set) {
+               return 1;
+       }
+       std::map<uint32_t, LinkSet>::iterator it;
+       it = link_sets.find(set);
+       if (it == link_sets.end()) {
+               // this should never happen... but
+               return 1;
+       }
+       ls = &link_sets[set];
+       uint32_t bank_total = 0;
+       for (uint32_t dv = 1; dv < ls->urls.size(); dv++) {
+               OSCSurface *su;
+
+               if (ls->urls[dv] != "") {
+                       string url = ls->urls[dv];
+                       su = get_surface (lo_address_new_from_url (url.c_str()), true);
+               } else {
+                       return dv;
+               }
+               if (su->linkset == set) {
+                       bank_total = bank_total + su->bank_size;
+               } else {
+                       ls->urls[dv] = "";
+                       return dv;
+               }
+               if (ls->autobank) {
+                       ls->banksize = bank_total;
+               } else {
+                       if (bank_total != ls->banksize) {
+                               return ls->urls.size();
+                       }
+               }
+       }
+       return 0;
 }
 
 int
 OSC::surface_parse (const char *path, const char* types, lo_arg **argv, int argc, lo_message msg)
 {
        int ret = 1; /* unhandled */
-       OSCSurface *sur = get_surface(get_address (msg));
+       OSCSurface *sur = get_surface(get_address (msg), true);
        int pi_page = sur->plug_page_size;
        int se_page = sur->send_page_size;
        int fadermode = sur->gainmode;
        int feedback = sur->feedback.to_ulong();
        int strip_types = sur->strip_types.to_ulong();
        int bank_size = sur->bank_size;
+       int linkset = sur->linkset;
+       int linkid = sur->linkid;
 
 
-       if (!strncmp (path, "/set_surface/feedback", 21)) {
-               if (argv[0]->f) {
+       if (argc == 1 && !strncmp (path, "/set_surface/feedback", 21)) {
+               if (types[0] == 'f') {
                        ret = set_surface_feedback ((int)argv[0]->f, msg);
                } else {
                        ret = set_surface_feedback (argv[0]->i, msg);
                }
        }
-       else if (!strncmp (path, "/set_surface/bank_size", 22)) {
-               if (argv[0]->f) {
+       else if (argc == 1 && !strncmp (path, "/set_surface/bank_size", 22)) {
+               if (types[0] == 'f') {
                        ret = set_surface_bank_size ((int)argv[0]->f, msg);
                } else {
                        ret = set_surface_bank_size (argv[0]->i, msg);
                }
        }
-       else if (!strncmp (path, "/set_surface/gainmode", 21)) {
-               if (argv[0]->f) {
+       else if (argc == 1 && !strncmp (path, "/set_surface/gainmode", 21)) {
+               if (types[0] == 'f') {
                        ret = set_surface_gainmode ((int)argv[0]->f, msg);
                } else {
                        ret = set_surface_gainmode (argv[0]->i, msg);
                }
        }
-       else if (!strncmp (path, "/set_surface/strip_types", 24)) {
-               if (argv[0]->f) {
+       else if (argc == 1 && !strncmp (path, "/set_surface/strip_types", 24)) {
+               if (types[0] == 'f') {
                        ret = set_surface_strip_types ((int)argv[0]->f, msg);
                } else {
                        ret = set_surface_strip_types (argv[0]->i, msg);
                }
        }
-       else if (!strncmp (path, "/set_surface/send_page_size", 27)) {
-               if (argv[0]->f) {
+       else if (argc == 1 && !strncmp (path, "/set_surface/send_page_size", 27)) {
+               if (types[0] == 'f') {
                        ret = sel_send_pagesize ((int)argv[0]->f, msg);
                } else {
                        ret = sel_send_pagesize (argv[0]->i, msg);
                }
        }
-       else if (!strncmp (path, "/set_surface/plugin_page_size", 29)) {
-               if (argv[0]->f) {
+       else if (argc == 1 && !strncmp (path, "/set_surface/plugin_page_size", 29)) {
+               if (types[0] == 'f') {
                        ret = sel_plug_pagesize ((int)argv[0]->f, msg);
                } else {
                        ret = sel_plug_pagesize (argv[0]->i, msg);
                }
        } else if (strlen(path) == 12) {
+
                // command is in /set_surface iii form
                switch (argc) {
+                       case 8:
+                               if (types[7] == 'f') {
+                                       linkid = (int) argv[7]->f;
+                               } else {
+                                       linkid = argv[7]->i;
+                               }
+                       case 7:
+                               if (types[6] == 'f') {
+                                       linkset = (int) argv[6]->f;
+                               } else {
+                                       linkset = argv[6]->i;
+                               }
                        case 6:
-                               if (argv[5]->f) {
+                               if (types[5] == 'f') {
                                        pi_page = (int) argv[5]->f;
                                } else {
                                        pi_page = argv[5]->i;
                                }
                        case 5:
-                               if (argv[4]->f) {
+                               if (types[4] == 'f') {
                                        se_page = (int) argv[4]->f;
                                } else {
                                        se_page = argv[4]->i;
                                }
                        case 4:
-                               if (argv[3]->f) {
+                               if (types[3] == 'f') {
                                        fadermode = (int) argv[3]->f;
                                } else {
                                        fadermode = argv[3]->i;
                                }
                        case 3:
-                               if (argv[2]->f) {
+                               if (types[2] == 'f') {
                                        feedback = (int) argv[2]->f;
                                } else {
                                        feedback = argv[2]->i;
                                }
                        case 2:
-                               if (argv[1]->f) {
+                               if (types[1] == 'f') {
                                        strip_types = (int) argv[1]->f;
                                } else {
                                        strip_types = argv[1]->i;
                                }
                        case 1:
-                               if (argv[0]->f) {
+                               if (types[0] == 'f') {
                                        bank_size = (int) argv[0]->f;
                                } else {
                                        bank_size = argv[0]->i;
                                }
                                ret = set_surface (bank_size, strip_types, feedback, fadermode, se_page, pi_page, msg);
+                               if ((uint32_t) linkset != sur->linkset) {
+                                       set_link (linkset, linkid, get_address (msg));
+                               }
                                break;
                        case 0:
                                // send current setup
@@ -1501,6 +1778,8 @@ OSC::surface_parse (const char *path, const char* types, lo_arg **argv, int argc
                                        lo_message_add_int32 (reply, fadermode);
                                        lo_message_add_int32 (reply, se_page);
                                        lo_message_add_int32 (reply, pi_page);
+                                       lo_message_add_int32 (reply, (int) linkset);
+                                       lo_message_add_int32 (reply, (int) linkid);
                                        lo_send_message (get_address (msg), "/set_surface", reply);
                                        lo_message_free (reply);
                                        return 0;
@@ -1530,42 +1809,65 @@ OSC::surface_parse (const char *path, const char* types, lo_arg **argv, int argc
                                                const char * pp = strstr (&sp[1], "/");
                                                if (pp) {
                                                        pi_page = atoi (&pp[1]);
+                                                       const char * ls = strstr (&pp[1], "/");
+                                                       if (ls) {
+                                                               linkset = atoi (&ls[1]);
+                                                               const char * li = strstr (&ls[1], "/");
+                                                               if (li) {
+                                                                       linkid = atoi (&li[1]);
+                                                               } else {
+                                                                       if (types[0] == 'f') {
+                                                                               linkid = (int) argv[0]->f;
+                                                                       } else if (types[0] == 'i') {
+                                                                               linkid = argv[0]->i;
+                                                                       }
+                                                               }
+                                                       } else {
+                                                               if (types[0] == 'f') {
+                                                                       linkset = (int) argv[0]->f;
+                                                               } else if (types[0] == 'i') {
+                                                                       linkset = argv[0]->i;
+                                                               }
+                                                       }
                                                } else {
-                                                       if (argv[0]->f) {
+                                                       if (types[0] == 'f') {
                                                                pi_page = (int) argv[0]->f;
-                                                       } else if (argv[0]->i) {
+                                                       } else if (types[0] == 'i') {
                                                                pi_page = argv[0]->i;
                                                        }
                                                }
                                        } else {
-                                               if (argv[0]->f) {
+                                               if (types[0] == 'f') {
                                                        se_page = (int) argv[0]->f;
-                                               } else if (argv[0]->i) {
+                                               } else if (types[0] == 'i') {
                                                        se_page = argv[0]->i;
                                                }
                                        }
                                } else {
-                                       if (argv[0]->f) {
+                                       if (types[0] == 'f') {
                                                fadermode = (int) argv[0]->f;
-                                       } else if (argv[0]->i) {
+                                       } else if (types[0] == 'i') {
                                                fadermode = argv[0]->i;
                                        }
                                }
                        } else {
-                               if (argv[0]->f) {
+                               if (types[0] == 'f') {
                                        feedback = (int) argv[0]->f;
-                               } else if (argv[0]->i) {
+                               } else if (types[0] == 'i') {
                                        feedback = argv[0]->i;
                                }
                        }
                } else {
-                       if (argv[0]->f) {
+                       if (types[0] == 'f') {
                                strip_types = (int) argv[0]->f;
-                       } else if (argv[0]->i) {
+                       } else if (types[0] == 'i') {
                                strip_types = argv[0]->i;
                        }
                }
                ret = set_surface (bank_size, strip_types, feedback, fadermode, se_page, pi_page, msg);
+               if ((uint32_t) linkset != sur->linkset) {
+                       set_link (linkset, linkid, get_address (msg));
+               }
        }
        return ret;
 }
@@ -1573,17 +1875,34 @@ OSC::surface_parse (const char *path, const char* types, lo_arg **argv, int argc
 int
 OSC::set_surface (uint32_t b_size, uint32_t strips, uint32_t fb, uint32_t gm, uint32_t se_size, uint32_t pi_size, lo_message msg)
 {
-       OSCSurface *s = get_surface(get_address (msg));
+       if (observer_busy) {
+               return -1;
+       }
+       OSCSurface *s = get_surface(get_address (msg), true);
        s->bank_size = b_size;
+       if (s->custom_mode && b_size) {
+               s->custom_mode = s->custom_mode | 0x4;
+       }
        s->strip_types = strips;
        s->feedback = fb;
        s->gainmode = gm;
+       if (s->strip_types[10]) {
+               s->usegroup = PBD::Controllable::UseGroup;
+       } else {
+               s->usegroup = PBD::Controllable::NoGroup;
+       }
        s->send_page_size = se_size;
        s->plug_page_size = pi_size;
-       // set bank and strip feedback
-       set_bank(s->bank, msg);
+       if (s->linkset) {
+               set_link (s->linkset, s->linkid, get_address (msg));
+               link_strip_types (s->linkset, s->strip_types.to_ulong());
+       } else {
+               // set bank and strip feedback
+               strip_feedback(s, true);
+               _set_bank (1, get_address (msg));
+       }
 
-       global_feedback (s->feedback, get_address (msg), s->gainmode);
+       global_feedback (s);
        sel_send_pagesize (se_size, msg);
        sel_plug_pagesize (pi_size, msg);
        return 0;
@@ -1592,22 +1911,42 @@ OSC::set_surface (uint32_t b_size, uint32_t strips, uint32_t fb, uint32_t gm, ui
 int
 OSC::set_surface_bank_size (uint32_t bs, lo_message msg)
 {
-       OSCSurface *s = get_surface(get_address (msg));
+       if (observer_busy) {
+               return -1;
+       }
+       OSCSurface *s = get_surface(get_address (msg), true);
        s->bank_size = bs;
-
-       // set bank and strip feedback
-       set_bank(s->bank, msg);
+       if (s->custom_mode && bs) {
+               s->custom_mode = s->custom_mode | 0x4;
+       }
+       if (s->linkset) {
+               set_link (s->linkset, s->linkid, get_address (msg));
+       } else {
+               // set bank and strip feedback
+               _set_bank (1, get_address (msg));
+       }
        return 0;
 }
 
 int
 OSC::set_surface_strip_types (uint32_t st, lo_message msg)
 {
-       OSCSurface *s = get_surface(get_address (msg));
+       if (observer_busy) {
+               return -1;
+       }
+       OSCSurface *s = get_surface(get_address (msg), true);
        s->strip_types = st;
+       if (s->strip_types[10]) {
+               s->usegroup = PBD::Controllable::UseGroup;
+       } else {
+               s->usegroup = PBD::Controllable::NoGroup;
+       }
+       if (s->linkset) {
+               link_strip_types (s->linkset, st);
+       }
 
        // set bank and strip feedback
-       set_bank(s->bank, msg);
+       _set_bank (1, get_address (msg));
        return 0;
 }
 
@@ -1615,28 +1954,30 @@ OSC::set_surface_strip_types (uint32_t st, lo_message msg)
 int
 OSC::set_surface_feedback (uint32_t fb, lo_message msg)
 {
-       OSCSurface *s = get_surface(get_address (msg));
+       if (observer_busy) {
+               return -1;
+       }
+       OSCSurface *s = get_surface(get_address (msg), true);
        s->feedback = fb;
 
-       // set bank and strip feedback
-       set_bank(s->bank, msg);
-
-       // Set global/master feedback
-       global_feedback (s->feedback, get_address (msg), s->gainmode);
+       strip_feedback (s, true);
+       global_feedback (s);
+       _strip_select (boost::shared_ptr<ARDOUR::Stripable>(), get_address (msg));
        return 0;
 }
 
 int
 OSC::set_surface_gainmode (uint32_t gm, lo_message msg)
 {
-       OSCSurface *s = get_surface(get_address (msg));
+       if (observer_busy) {
+               return -1;
+       }
+       OSCSurface *s = get_surface(get_address (msg), true);
        s->gainmode = gm;
 
-       // set bank and strip feedback
-       set_bank(s->bank, msg);
-
-       // Set global/master feedback
-       global_feedback (s->feedback, get_address (msg), s->gainmode);
+       strip_feedback (s, true);
+       global_feedback (s);
+       _strip_select (boost::shared_ptr<ARDOUR::Stripable>(), get_address (msg));
        return 0;
 }
 
@@ -1651,7 +1992,7 @@ OSC::check_surface (lo_message msg)
 }
 
 OSC::OSCSurface *
-OSC::get_surface (lo_address addr)
+OSC::get_surface (lo_address addr , bool quiet)
 {
        string r_url;
        char * rurl;
@@ -1664,10 +2005,12 @@ OSC::get_surface (lo_address addr)
        rurl = lo_address_get_url (addr);
        r_url = rurl;
        free (rurl);
-       for (uint32_t it = 0; it < _surface.size(); ++it) {
-               //find setup for this server
-               if (!_surface[it].remote_url.find(r_url)){
-                       return &_surface[it];
+       {
+               for (uint32_t it = 0; it < _surface.size(); ++it) {
+                       //find setup for this surface
+                       if (!_surface[it].remote_url.find(r_url)){
+                               return &_surface[it];
+                       }
                }
        }
 
@@ -1677,67 +2020,112 @@ OSC::get_surface (lo_address addr)
        s.no_clear = false;
        s.jogmode = JOG;
        s.bank = 1;
-       s.bank_size = default_banksize; // need to find out how many strips there are
-       s.strip_types = default_strip; // 159 is tracks, busses, and VCAs (no master/monitor)
+       s.bank_size = default_banksize;
+       s.observers.clear();
+       s.sel_obs = 0;
+       s.global_obs = 0;
+       s.strip_types = default_strip;
        s.feedback = default_feedback;
        s.gainmode = default_gainmode;
+       s.usegroup = PBD::Controllable::NoGroup;
+       s.custom_strips.clear ();
+       s.custom_mode = 0;
        s.sel_obs = 0;
        s.expand = 0;
        s.expand_enable = false;
        s.cue = false;
        s.aux = 0;
-       s.strips = get_sorted_stripables(s.strip_types, s.cue);
+       s.cue_obs = 0;
+       s.strips = get_sorted_stripables(s.strip_types, s.cue, false, s.custom_strips);
        s.send_page = 1;
        s.send_page_size = default_send_size;
        s.plug_page = 1;
        s.plug_page_size = default_plugin_size;
        s.plugin_id = 1;
+       s.linkset = 0;
+       s.linkid = 1;
 
        s.nstrips = s.strips.size();
-       _surface.push_back (s);
-       // moved this down here as selection may need s.<anything to do with select> set
-       if (!_select || (_select != ControlProtocol::first_selected_stripable())) {
-               gui_selection_changed();
+       {
+               _surface.push_back (s);
        }
 
-       // set bank and strip feedback
-       _set_bank(s.bank, addr);
-
-       // Set global/master feedback
-       global_feedback (s.feedback, addr, s.gainmode);
+       if (!quiet) {
+               strip_feedback (&s, true);
+               global_feedback (&s);
+               _strip_select (boost::shared_ptr<ARDOUR::Stripable>(), addr);
+       }
 
        return &_surface[_surface.size() - 1];
 }
 
 // setup global feedback for a surface
 void
-OSC::global_feedback (bitset<32> feedback, lo_address addr, uint32_t gainmode)
+OSC::global_feedback (OSCSurface* sur)
+{
+       OSCGlobalObserver* o = sur->global_obs;
+       delete o;
+       if (sur->feedback[4] || sur->feedback[3] || sur->feedback[5] || sur->feedback[6]) {
+
+               // create a new Global Observer for this surface
+               OSCGlobalObserver* o = new OSCGlobalObserver (*this, *session, sur);
+               sur->global_obs = o;
+       }
+}
+
+void
+OSC::strip_feedback (OSCSurface* sur, bool new_bank_size)
 {
-       // first destroy global observer for this surface
-       GlobalObservers::iterator x;
-       for (x = global_observers.begin(); x != global_observers.end();) {
+       LinkSet *set;
+       uint32_t ls = sur->linkset;
 
-               OSCGlobalObserver* ro;
+       if (ls) {
+               set = &(link_sets[ls]);
+               if (set->not_ready) {
+                       return;
+               }
+               sur->custom_mode = set->custom_mode;
+               sur->custom_strips = set->custom_strips;
+       }
+       if (sur->custom_strips.size () == 0) {
+               sur->custom_mode = 0;
+       }
+       sur->strips = get_sorted_stripables(sur->strip_types, sur->cue, sur->custom_mode, sur->custom_strips);
+       sur->nstrips = sur->strips.size();
+       if (ls) {
+               set->strips = sur->strips;
+       }
 
-               if ((ro = dynamic_cast<OSCGlobalObserver*>(*x)) != 0) {
+       if (new_bank_size || (!sur->feedback[0] && !sur->feedback[1])) {
+               // delete old observers
+               for (uint32_t i = 0; i < sur->observers.size(); i++) {
+                       if (!sur->bank_size) {
+                               sur->observers[i]->clear_strip ();
+                       }
+                       delete sur->observers[i];
+               }
+               sur->observers.clear();
 
-                       int res = strcmp(lo_address_get_url(ro->address()), lo_address_get_url(addr));
+               uint32_t bank_size = sur->bank_size;
+               if (!bank_size) {
+                       bank_size = sur->nstrips;
+               }
 
-                       if (res == 0) {
-                               delete *x;
-                               x = global_observers.erase (x);
-                       } else {
-                               ++x;
+               if (sur->feedback[0] || sur->feedback[1]) {
+                       for (uint32_t i = 0; i < bank_size; i++) {
+                               OSCRouteObserver* o = new OSCRouteObserver (*this, i + 1, sur);
+                               sur->observers.push_back (o);
+                       }
+               }
+       } else {
+               if (sur->feedback[0] || sur->feedback[1]) {
+                       for (uint32_t i = 0; i < sur->observers.size(); i++) {
+                               boost::shared_ptr<ARDOUR::Stripable> str = get_strip (i + 1, lo_address_new_from_url (sur->remote_url.c_str()));
+                               sur->observers[i]->refresh_strip(str, true);
                        }
-               } else {
-                       ++x;
                }
        }
-       if (feedback[4] || feedback[3] || feedback[5] || feedback[6]) {
-               // create a new Global Observer for this surface
-               OSCGlobalObserver* o = new OSCGlobalObserver (*session, addr, gainmode, /*s->*/feedback);
-               global_observers.push_back (o);
-       }
+       bank_leds (sur);
 }
 
 void
@@ -1764,40 +2152,43 @@ OSC::recalcbanks ()
 void
 OSC::_recalcbanks ()
 {
-       if (!_select || (_select != ControlProtocol::first_selected_stripable())) {
-               _select = ControlProtocol::first_selected_stripable();
+       if (observer_busy) {
+               return;
        }
-
-       // do a set_bank for each surface we know about.
+       /*
+        * We have two different ways of working here:
+        * 1) banked: The controller has a bank of strips and only can deal
+        * with banksize strips. We start banksize observers which run until
+        * either banksize is changed or Ardour exits.
+        *
+        * 2) banksize is 0 or unlimited and so is the same size as the number
+        * of strips. For a recalc, We want to tear down all strips but not send
+        * a reset value for any of the controls and then rebuild all observers.
+        * this is easier than detecting change in "bank" size and deleting or
+        * adding just a few.
+        */
+
+       // refresh each surface we know about.
        for (uint32_t it = 0; it < _surface.size(); ++it) {
                OSCSurface* sur = &_surface[it];
                // find lo_address
                lo_address addr = lo_address_new_from_url (sur->remote_url.c_str());
                if (sur->cue) {
                        _cue_set (sur->aux, addr);
-               } else {
-                       _set_bank (sur->bank, addr);
-               }
-               if (sur->no_clear) {
+               } else if (!sur->bank_size) {
+                       strip_feedback (sur, true);
                        // This surface uses /strip/list tell it routes have changed
                        lo_message reply;
                        reply = lo_message_new ();
                        lo_send_message (addr, "/strip/list", reply);
                        lo_message_free (reply);
+               } else {
+                       strip_feedback (sur, false);
                }
+               _strip_select (boost::shared_ptr<ARDOUR::Stripable>(), addr);
        }
 }
 
-/*
- * This gets called not only when bank changes but also:
- *  - bank size change
- *  - feedback change
- *  - strip types changes
- *  - fadermode changes
- *  - stripable creation/deletion/flag
- *  - to refresh what is "displayed"
- * Basically any time the bank needs to be rebuilt
- */
 int
 OSC::set_bank (uint32_t bank_start, lo_message msg)
 {
@@ -1811,72 +2202,122 @@ OSC::_set_bank (uint32_t bank_start, lo_address addr)
        if (!session) {
                return -1;
        }
-       // no nstripables yet
        if (!session->nroutes()) {
                return -1;
        }
 
-       OSCSurface *s = get_surface (addr);
+       OSCSurface *s = get_surface (addr, true);
 
-       // revert any expand to select
-        s->expand = 0;
-        s->expand_enable = false;
-       _strip_select (ControlProtocol::first_selected_stripable(), addr);
+       Sorted striplist = s->strips;
+       uint32_t nstrips = s->nstrips;
 
-       // undo all listeners for this url
-       StripableList stripables;
-       session->get_stripables (stripables);
-       for (StripableList::iterator it = stripables.begin(); it != stripables.end(); ++it) {
+       LinkSet *set;
+       uint32_t ls = s->linkset;
 
-               boost::shared_ptr<Stripable> stp = *it;
-               if (stp) {
-                       end_listen (stp, addr);
+       if (ls) {
+               //we have a linkset... deal with each surface
+               set = &(link_sets[ls]);
+               if (set->not_ready) {
+                       return 1;
                }
-               // slow devices need time to clear buffers
-               usleep ((uint32_t) 10);
+               uint32_t d_count = set->urls.size();
+               set->strips = striplist;
+               bank_start = bank_limits_check (bank_start, set->banksize, nstrips);
+               set->bank = bank_start;
+               uint32_t not_ready = 0;
+               for (uint32_t dv = 1; dv < d_count; dv++) {
+                       OSCSurface *sur;
+                       if (set->urls[dv] != "") {
+                               string url = set->urls[dv];
+                               sur = get_surface (lo_address_new_from_url (url.c_str()));
+                       } else {
+                               not_ready = dv;
+                       }
+                       if (sur->linkset != ls) {
+                               set->urls[dv] = "";
+                               not_ready = dv;
+                       }
+                       if (not_ready) {
+                               if (!set->not_ready) {
+                                       set->not_ready = not_ready;
+                               }
+                               set->bank = 1;
+                               break;
+                       }
+                       lo_address sur_addr = lo_address_new_from_url (sur->remote_url.c_str());
+
+                       sur->bank = bank_start;
+                       bank_start = bank_start + sur->bank_size;
+                       strip_feedback (sur, false);
+                       _strip_select (boost::shared_ptr<ARDOUR::Stripable>(), sur_addr);
+                       bank_leds (sur);
+                       lo_address_free (sur_addr);
+               }
+               if (not_ready) {
+                       surface_link_state (set);
+               }
+
+       } else {
+
+               s->bank = bank_limits_check (bank_start, s->bank_size, nstrips);
+               strip_feedback (s, true);
+               _strip_select (boost::shared_ptr<ARDOUR::Stripable>(), addr);
+               bank_leds (s);
        }
 
-       s->strips = get_sorted_stripables(s->strip_types, s->cue);
-       s->nstrips = s->strips.size();
 
+       bank_dirty = false;
+       tick = true;
+       return 0;
+}
+
+uint32_t
+OSC::bank_limits_check (uint32_t bank, uint32_t size, uint32_t total)
+{
        uint32_t b_size;
-       if (!s->bank_size) {
+       if (!size) {
                // no banking - bank includes all stripables
-               b_size = s->nstrips;
+               b_size = total;
        } else {
-               b_size = s->bank_size;
+               b_size = size;
        }
-
        // Do limits checking
-       if (bank_start < 1) bank_start = 1;
-       if (b_size >= s->nstrips)  {
-               bank_start = 1;
-       } else if (bank_start > ((s->nstrips - b_size) + 1)) {
+       if (bank < 1) bank = 1;
+       if (b_size >= total)  {
+               bank = 1;
+       } else if (bank > ((total - b_size) + 1)) {
                // top bank is always filled if there are enough strips for at least one bank
-               bank_start = (uint32_t)((s->nstrips - b_size) + 1);
+               bank = (uint32_t)((total - b_size) + 1);
        }
-       //save bank after bank limit checks
-       s->bank = bank_start;
-
-       if (s->feedback[0] || s->feedback[1]) {
-
-               for (uint32_t n = bank_start; n < (min ((b_size + bank_start), s->nstrips + 1)); ++n) {
-                       if (n <= s->strips.size()) {
-                               boost::shared_ptr<Stripable> stp = s->strips[n - 1];
+       return bank;
+}
 
-                               if (stp) {
-                                       listen_to_route(stp, addr);
-                               }
-                       }
-                       // slow devices need time to clear buffers
-                       usleep ((uint32_t) 20);
+void
+OSC::bank_leds (OSCSurface* s)
+{
+       uint32_t bank = 0;
+       uint32_t size = 0;
+       uint32_t total = 0;
+       // light bankup or bankdown buttons if it is possible to bank in that direction
+       lo_address addr = lo_address_new_from_url (s->remote_url.c_str());
+       if (s->linkset) {
+               LinkSet *set;
+               set = &(link_sets[s->linkset]);
+               bank = set->bank;
+               size = set->banksize;
+               total = s->nstrips;
+               if (set->not_ready) {
+                       total = 1;
                }
+       } else {
+               bank = s->bank;
+               size = s->bank_size;
+               total = s->nstrips;
        }
-       // light bankup or bankdown buttons if it is possible to bank in that direction
-       if (s->feedback[4] && !s->no_clear) {
+       if (size && (s->feedback[0] || s->feedback[1] || s->feedback[4])) {
                lo_message reply;
                reply = lo_message_new ();
-               if ((s->bank > (s->nstrips - s->bank_size)) || (s->nstrips < s->bank_size)) {
+               if ((total <= size) || (bank > (total - size))) {
                        lo_message_add_int32 (reply, 0);
                } else {
                        lo_message_add_int32 (reply, 1);
@@ -1884,7 +2325,7 @@ OSC::_set_bank (uint32_t bank_start, lo_address addr)
                lo_send_message (addr, "/bank_up", reply);
                lo_message_free (reply);
                reply = lo_message_new ();
-               if (s->bank > 1) {
+               if (bank > 1) {
                        lo_message_add_int32 (reply, 1);
                } else {
                        lo_message_add_int32 (reply, 0);
@@ -1892,20 +2333,12 @@ OSC::_set_bank (uint32_t bank_start, lo_address addr)
                lo_send_message (addr, "/bank_down", reply);
                lo_message_free (reply);
        }
-       bank_dirty = false;
-       tick = true;
-       return 0;
 }
 
 int
 OSC::bank_up (lo_message msg)
 {
-       if (!session) {
-               return -1;
-       }
-       OSCSurface *s = get_surface(get_address (msg));
-       set_bank (s->bank + s->bank_size, msg);
-       return 0;
+       return bank_delta (1.0, msg);
 }
 
 int
@@ -1914,12 +2347,34 @@ OSC::bank_delta (float delta, lo_message msg)
        if (!session) {
                return -1;
        }
+       // only do deltas of -1 0 or 1
+       if (delta > 0) {
+               delta = 1;
+       } else if (delta < 0) {
+               delta = -1;
+       } else {
+               // 0  key release ignore
+               return 0;
+       }
        OSCSurface *s = get_surface(get_address (msg));
-       uint32_t new_bank = s->bank + (s->bank_size * (int) delta);
+       if (!s->bank_size) {
+               // bank size of 0 means use all strips no banking
+               return 0;
+       }
+       uint32_t old_bank = 0;
+       uint32_t bank_size = 0;
+       if (s->linkset) {
+               old_bank = link_sets[s->linkset].bank;
+               bank_size = link_sets[s->linkset].banksize;
+       } else {
+               old_bank = s->bank;
+               bank_size = s->bank_size;
+       }
+       uint32_t new_bank = old_bank + (bank_size * (int) delta);
        if ((int)new_bank < 1) {
                new_bank = 1;
        }
-       if (new_bank != s->bank) {
+       if (new_bank != old_bank) {
                set_bank (new_bank, msg);
        }
        return 0;
@@ -1927,15 +2382,21 @@ OSC::bank_delta (float delta, lo_message msg)
 
 int
 OSC::bank_down (lo_message msg)
+{
+       return bank_delta (-1.0, msg);
+}
+
+int
+OSC::use_group (float value, lo_message msg)
 {
        if (!session) {
                return -1;
        }
        OSCSurface *s = get_surface(get_address (msg));
-       if (s->bank < s->bank_size) {
-               set_bank (1, msg);
+       if (value) {
+               s->usegroup = PBD::Controllable::UseGroup;
        } else {
-               set_bank (s->bank - s->bank_size, msg);
+               s->usegroup = PBD::Controllable::NoGroup;
        }
        return 0;
 }
@@ -1986,7 +2447,7 @@ OSC::sel_send_pagesize (uint32_t size, lo_message msg)
        OSCSurface *s = get_surface(get_address (msg));
        if  (size != s->send_page_size) {
                s->send_page_size = size;
-               s->sel_obs->renew_sends();
+               s->sel_obs->set_send_size(size);
        }
        return 0;
 }
@@ -1995,8 +2456,18 @@ int
 OSC::sel_send_page (int page, lo_message msg)
 {
        OSCSurface *s = get_surface(get_address (msg));
+       uint32_t send_size = s->send_page_size;
+       if (!send_size) {
+               send_size = s->nsends;
+       }
+       uint32_t max_page = (uint32_t)(s->nsends / send_size) + 1;
        s->send_page = s->send_page + page;
-       s->sel_obs->renew_sends();
+       if (s->send_page < 1) {
+               s->send_page = 1;
+       } else if ((uint32_t)s->send_page > max_page) {
+               s->send_page = max_page;
+       }
+       s->sel_obs->set_send_page (s->send_page);
        return 0;
 }
 
@@ -2006,7 +2477,7 @@ OSC::sel_plug_pagesize (uint32_t size, lo_message msg)
        OSCSurface *s = get_surface(get_address (msg));
        if (size != s->plug_page_size) {
                s->plug_page_size = size;
-               s->sel_obs->renew_plugin();
+               s->sel_obs->set_plugin_size(size);
        }
        return 0;
 }
@@ -2014,15 +2485,35 @@ OSC::sel_plug_pagesize (uint32_t size, lo_message msg)
 int
 OSC::sel_plug_page (int page, lo_message msg)
 {
+       if (!page) {
+               return 0;
+       }
+       int new_page = 0;
        OSCSurface *s = get_surface(get_address (msg));
-       s->plug_page = s->plug_page + page;
-       s->sel_obs->renew_plugin();
+       if (page > 0) {
+               new_page = s->plug_page + s->plug_page_size;
+               if ((uint32_t) new_page > s->plug_params.size ()) {
+                       new_page = s->plug_page;
+               }
+       } else {
+               new_page = s->plug_page - s->plug_page_size;
+               if (new_page < 1) {
+                       new_page = 1;
+               }
+       }
+       if (new_page != s->plug_page) {
+               s->plug_page = new_page;
+               s->sel_obs->set_plugin_page(s->plug_page);
+       }
        return 0;
 }
 
 int
 OSC::sel_plugin (int delta, lo_message msg)
 {
+       if (!delta) {
+               return 0;
+       }
        OSCSurface *sur = get_surface(get_address (msg));
        return _sel_plugin (sur->plugin_id + delta, get_address (msg));
 }
@@ -2031,12 +2522,7 @@ int
 OSC::_sel_plugin (int id, lo_address addr)
 {
        OSCSurface *sur = get_surface(addr);
-       boost::shared_ptr<Stripable> s;
-       if (sur->expand_enable) {
-               s = get_strip (sur->expand, addr);
-       } else {
-               s = _select;
-       }
+       boost::shared_ptr<Stripable> s = sur->select;
        if (s) {
                boost::shared_ptr<Route> r = boost::dynamic_pointer_cast<Route>(s);
                if (!r) {
@@ -2060,24 +2546,28 @@ OSC::_sel_plugin (int id, lo_address addr)
                                                if (!pi->is_channelstrip()) {
 #endif
                                                        sur->plugins.push_back (nplugs);
+                                                       nplugs++;
 #ifdef MIXBUS
                                                }
                                        }
 #endif
                                }
                                plugs = true;
-                               nplugs++;
                        }
                } while (plugs);
 
                // limit plugin_id to actual plugins
-               if (!sur->plugins.size()) {
+               if (sur->plugins.size() < 1) {
                        sur->plugin_id = 0;
+                       sur->plug_page = 1;
+                       if (sur->sel_obs) {
+                               sur->sel_obs->set_plugin_id(-1, 1);
+                       }
                        return 0;
+               } else if (id < 1) {
+                       sur->plugin_id = 1;
                } else if (sur->plugins.size() < (uint32_t) id) {
                        sur->plugin_id = sur->plugins.size();
-               } else  if (sur->plugins.size() && !id) {
-                       sur->plugin_id = 1;
                } else {
                        sur->plugin_id = id;
                }
@@ -2107,7 +2597,7 @@ OSC::_sel_plugin (int id, lo_address addr)
                sur->plug_page = 1;
 
                if (sur->sel_obs) {
-                       sur->sel_obs->renew_plugin();
+                       sur->sel_obs->set_plugin_id(sur->plugins[sur->plugin_id - 1], sur->plug_page);
                }
                return 0;
        }
@@ -2115,13 +2605,13 @@ OSC::_sel_plugin (int id, lo_address addr)
 }
 
 void
-OSC::transport_frame (lo_message msg)
+OSC::transport_sample (lo_message msg)
 {
        if (!session) {
                return;
        }
        check_surface (msg);
-       framepos_t pos = session->transport_frame ();
+       samplepos_t pos = session->transport_sample ();
 
        lo_message reply = lo_message_new ();
        lo_message_add_int64 (reply, pos);
@@ -2171,7 +2661,7 @@ OSC::scrub (float delta, lo_message msg)
        if (!session) return -1;
        check_surface (msg);
 
-       scrub_place = session->transport_frame ();
+       scrub_place = session->transport_sample ();
 
        float speed;
 
@@ -2197,7 +2687,7 @@ OSC::scrub (float delta, lo_message msg)
                if (speed == 1) {
                        session->request_transport_speed (.5);
                } else {
-                       session->request_transport_speed (1);
+                       session->request_transport_speed (9.9);
                }
        } else if (speed < 0) {
                if (speed == -1) {
@@ -2236,7 +2726,7 @@ OSC::jog (float delta, lo_message msg)
                        text_message (path, "Shuttle", get_address (msg));
                        if (delta) {
                                double speed = get_transport_speed ();
-                               set_transport_speed (speed + (delta / 8));
+                               set_transport_speed (speed + (delta / 8.1));
                        } else {
                                set_transport_speed (0);
                        }
@@ -2295,47 +2785,131 @@ OSC::jog_mode (float mode, lo_message msg)
        if (!session) return -1;
 
        OSCSurface *s = get_surface(get_address (msg));
+       if (get_transport_speed () != 1.0) {
+               set_transport_speed (0);
+       }
 
        switch((uint32_t)mode)
        {
                case JOG  :
+                       text_message ("/jog/mode/name", "Jog", get_address (msg));
                        s->jogmode = JOG;
                        break;
                case SCRUB:
+                       text_message ("/jog/mode/name", "Scrub", get_address (msg));
                        s->jogmode = SCRUB;
                        break;
                case SHUTTLE:
+                       text_message ("/jog/mode/name", "Shuttle", get_address (msg));
                        s->jogmode = SHUTTLE;
                        break;
                case SCROLL:
+                       text_message ("/jog/mode/name", "Scroll", get_address (msg));
                        s->jogmode = SCROLL;
                        break;
                case TRACK:
+                       text_message ("/jog/mode/name", "Track", get_address (msg));
                        s->jogmode = TRACK;
                        break;
                case BANK:
+                       text_message ("/jog/mode/name", "Bank", get_address (msg));
                        s->jogmode = BANK;
                        break;
                case NUDGE:
+                       text_message ("/jog/mode/name", "Nudge", get_address (msg));
                        s->jogmode = NUDGE;
                        break;
                case MARKER:
+                       text_message ("/jog/mode/name", "Marker", get_address (msg));
                        s->jogmode = MARKER;
                        break;
                default:
                        PBD::warning << "Jog Mode: " << mode << " is not valid." << endmsg;
                        break;
+       }
        lo_message reply = lo_message_new ();
        lo_message_add_int32 (reply, s->jogmode);
        lo_send_message (get_address(msg), "/jog/mode", reply);
        lo_message_free (reply);
 
-       }
-       jog (0, msg);
        return 0;
 
 }
 
+// two structs to help with going to markers
+struct LocationMarker {
+       LocationMarker (const std::string& l, samplepos_t w)
+               : label (l), when (w) {}
+       std::string label;
+       samplepos_t  when;
+};
+
+struct LocationMarkerSort {
+       bool operator() (const LocationMarker& a, const LocationMarker& b) {
+               return (a.when < b.when);
+       }
+};
+
+int
+OSC::set_marker (const char* types, lo_arg **argv, int argc, lo_message msg)
+{
+       if (argc != 1) {
+               PBD::warning << "Wrong number of parameters, one only." << endmsg;
+               return -1;
+       }
+       const Locations::LocationList& ll (session->locations ()->list ());
+       uint32_t marker = 0;
+
+       switch (types[0]) {
+               case 's':
+                       for (Locations::LocationList::const_iterator l = ll.begin(); l != ll.end(); ++l) {
+                               if ((*l)->is_mark ()) {
+                                       if (strcmp (&argv[0]->s, (*l)->name().c_str()) == 0) {
+                                               session->request_locate ((*l)->start (), false);
+                                               return 0;
+                                       }
+                               }
+                       }
+                       break;
+               case 'i':
+                       marker = (uint32_t) argv[0]->i - 1;
+                       break;
+               case 'f':
+                       marker = (uint32_t) argv[0]->f - 1;
+                       break;
+               default:
+                       return -1;
+                       break;
+       }
+       std::vector<LocationMarker> lm;
+       // get Locations that are marks
+       for (Locations::LocationList::const_iterator l = ll.begin(); l != ll.end(); ++l) {
+               if ((*l)->is_mark ()) {
+                       lm.push_back (LocationMarker((*l)->name(), (*l)->start ()));
+               }
+       }
+       // sort them by position
+       LocationMarkerSort location_marker_sort;
+       std::sort (lm.begin(), lm.end(), location_marker_sort);
+       // go there
+       if (marker < lm.size()) {
+               session->request_locate (lm[marker].when, false);
+               return 0;
+       }
+       // we were unable to deal with things
+       return -1;
+}
+
+int
+OSC::click_level (float position)
+{
+       if (!session) return -1;
+       if (session->click_gain()->gain_control()) {
+               session->click_gain()->gain_control()->set_value (session->click_gain()->gain_control()->interface_to_internal (position), PBD::Controllable::NoGroup);
+       }
+       return 0;
+}
+
 // master and monitor calls
 int
 OSC::master_set_gain (float dB)
@@ -2346,7 +2920,33 @@ OSC::master_set_gain (float dB)
                if (dB < -192) {
                        s->gain_control()->set_value (0.0, PBD::Controllable::NoGroup);
                } else {
-                       s->gain_control()->set_value (dB_to_coefficient (dB), PBD::Controllable::NoGroup);
+                       float abs = dB_to_coefficient (dB);
+                       float top = s->gain_control()->upper();
+                       if (abs > top) {
+                               abs = top;
+                       }
+                       s->gain_control()->set_value (abs, PBD::Controllable::NoGroup);
+               }
+       }
+       return 0;
+}
+
+int
+OSC::master_delta_gain (float delta)
+{
+       if (!session) return -1;
+       boost::shared_ptr<Stripable> s = session->master_out();
+       if (s) {
+               float dB = accurate_coefficient_to_dB (s->gain_control()->get_value()) + delta;
+               if (dB < -192) {
+                       s->gain_control()->set_value (0.0, PBD::Controllable::NoGroup);
+               } else {
+                       float abs = dB_to_coefficient (dB);
+                       float top = s->gain_control()->upper();
+                       if (abs > top) {
+                               abs = top;
+                       }
+                       s->gain_control()->set_value (abs, PBD::Controllable::NoGroup);
                }
        }
        return 0;
@@ -2417,6 +3017,22 @@ OSC::master_set_mute (uint32_t state)
        return 0;
 }
 
+int
+OSC::master_select (lo_message msg)
+{
+       if (!session) {
+               return -1;
+       }
+       OSCSurface *sur = get_surface(get_address (msg));
+       sur->expand_enable = false;
+       boost::shared_ptr<Stripable> s = session->master_out();
+       if (s) {
+               SetStripableSelection (s);
+       }
+
+       return 0;
+}
+
 int
 OSC::monitor_set_gain (float dB)
 {
@@ -2427,7 +3043,33 @@ OSC::monitor_set_gain (float dB)
                if (dB < -192) {
                        s->gain_control()->set_value (0.0, PBD::Controllable::NoGroup);
                } else {
-                       s->gain_control()->set_value (dB_to_coefficient (dB), PBD::Controllable::NoGroup);
+                       float abs = dB_to_coefficient (dB);
+                       float top = s->gain_control()->upper();
+                       if (abs > top) {
+                               abs = top;
+                       }
+                       s->gain_control()->set_value (abs, PBD::Controllable::NoGroup);
+               }
+       }
+       return 0;
+}
+
+int
+OSC::monitor_delta_gain (float delta)
+{
+       if (!session) return -1;
+       boost::shared_ptr<Stripable> s = session->monitor_out();
+       if (s) {
+               float dB = accurate_coefficient_to_dB (s->gain_control()->get_value()) + delta;
+               if (dB < -192) {
+                       s->gain_control()->set_value (0.0, PBD::Controllable::NoGroup);
+               } else {
+                       float abs = dB_to_coefficient (dB);
+                       float top = s->gain_control()->upper();
+                       if (abs > top) {
+                               abs = top;
+                       }
+                       s->gain_control()->set_value (abs, PBD::Controllable::NoGroup);
                }
        }
        return 0;
@@ -2554,6 +3196,7 @@ OSC::route_get_receives(lo_message msg) {
        boost::shared_ptr<RouteList> route_list = session->get_routes();
 
        lo_message reply = lo_message_new();
+       lo_message_add_int32(reply, rid);
 
        for (RouteList::iterator i = route_list->begin(); i != route_list->end(); ++i) {
                boost::shared_ptr<Route> tr = boost::dynamic_pointer_cast<Route> (*i);
@@ -2606,7 +3249,7 @@ OSC::set_automation (const char *path, const char* types, lo_arg **argv, int arg
        uint32_t ssid;
 
        if (argc) {
-               if (argv[argc - 1]->f) {
+               if (types[argc - 1] == 'f') {
                        aut = (int)argv[argc - 1]->f;
                } else {
                        aut = argv[argc - 1]->i;
@@ -2632,7 +3275,7 @@ OSC::set_automation (const char *path, const char* types, lo_arg **argv, int arg
                if (sur->expand_enable && sur->expand) {
                        strp = get_strip (sur->expand, get_address (msg));
                } else {
-                       strp = ControlProtocol::first_selected_stripable();
+                       strp = _select;
                }
                ctr = 8;
        } else {
@@ -2692,7 +3335,7 @@ OSC::touch_detect (const char *path, const char* types, lo_arg **argv, int argc,
        uint32_t ssid;
 
        if (argc) {
-               if (argv[argc - 1]->f) {
+               if (types[argc - 1] == 'f') {
                        touch = (int)argv[argc - 1]->f;
                } else {
                        touch = argv[argc - 1]->i;
@@ -2718,7 +3361,7 @@ OSC::touch_detect (const char *path, const char* types, lo_arg **argv, int argc,
                if (sur->expand_enable && sur->expand) {
                        strp = get_strip (sur->expand, get_address (msg));
                } else {
-                       strp = ControlProtocol::first_selected_stripable();
+                       strp = _select;
                }
                ctr = 8;
        } else {
@@ -2740,13 +3383,11 @@ OSC::touch_detect (const char *path, const char* types, lo_arg **argv, int argc,
                if (control) {
                        if (touch) {
                                //start touch
-                               if (control->automation_state() == Touch && !control->touching ()) {
-                                       control->start_touch (control->session().transport_frame());
-                               }
+                               control->start_touch (control->session().transport_sample());
                                ret = 0;
                        } else {
                                // end touch
-                               control->stop_touch (true, control->session().transport_frame());
+                               control->stop_touch (control->session().transport_sample());
                                ret = 0;
                        }
                        // just in case some crazy surface starts sending control values before touch
@@ -2766,7 +3407,7 @@ OSC::fake_touch (boost::shared_ptr<ARDOUR::AutomationControl> ctrl)
        if (ctrl) {
                //start touch
                if (ctrl->automation_state() == Touch && !ctrl->touching ()) {
-               ctrl->start_touch (ctrl->session().transport_frame());
+               ctrl->start_touch (ctrl->session().transport_sample());
                _touch_timeout[ctrl] = 10;
                }
        }
@@ -2779,15 +3420,16 @@ OSC::route_mute (int ssid, int yn, lo_message msg)
 {
        if (!session) return -1;
        boost::shared_ptr<Stripable> s = get_strip (ssid, get_address (msg));
+       OSCSurface *sur = get_surface(get_address (msg));
 
        if (s) {
                if (s->mute_control()) {
-                       s->mute_control()->set_value (yn ? 1.0 : 0.0, PBD::Controllable::NoGroup);
+                       s->mute_control()->set_value (yn ? 1.0 : 0.0, sur->usegroup);
                        return 0;
                }
        }
 
-       return route_send_fail ("mute", ssid, 0, get_address (msg));
+       return float_message_with_id ("/strip/mute", ssid, 0, sur->feedback[2], get_address (msg));
 }
 
 int
@@ -2806,7 +3448,7 @@ OSC::sel_mute (uint32_t yn, lo_message msg)
                        return 0;
                }
        }
-       return sel_fail ("mute", 0, get_address (msg));
+       return float_message("/select/mute", 0, get_address (msg));
 }
 
 int
@@ -2814,14 +3456,15 @@ OSC::route_solo (int ssid, int yn, lo_message msg)
 {
        if (!session) return -1;
        boost::shared_ptr<Stripable> s = get_strip (ssid, get_address (msg));
+       OSCSurface *sur = get_surface(get_address (msg));
 
        if (s) {
                if (s->solo_control()) {
-                       s->solo_control()->set_value (yn ? 1.0 : 0.0, PBD::Controllable::NoGroup);
+                       s->solo_control()->set_value (yn ? 1.0 : 0.0, sur->usegroup);
                }
        }
 
-       return route_send_fail ("solo", ssid, 0, get_address (msg));
+       return float_message_with_id ("/strip/solo", ssid, 0, sur->feedback[2], get_address (msg));
 }
 
 int
@@ -2829,15 +3472,16 @@ OSC::route_solo_iso (int ssid, int yn, lo_message msg)
 {
        if (!session) return -1;
        boost::shared_ptr<Stripable> s = get_strip (ssid, get_address (msg));
+       OSCSurface *sur = get_surface(get_address (msg));
 
        if (s) {
                if (s->solo_isolate_control()) {
-                       s->solo_isolate_control()->set_value (yn ? 1.0 : 0.0, PBD::Controllable::NoGroup);
+                       s->solo_isolate_control()->set_value (yn ? 1.0 : 0.0, sur->usegroup);
                        return 0;
                }
        }
 
-       return route_send_fail ("solo_iso", ssid, 0, get_address (msg));
+       return float_message_with_id ("/strip/solo_iso", ssid, 0, sur->feedback[2], get_address (msg));
 }
 
 int
@@ -2845,15 +3489,16 @@ OSC::route_solo_safe (int ssid, int yn, lo_message msg)
 {
        if (!session) return -1;
        boost::shared_ptr<Stripable> s = get_strip (ssid, lo_message_get_source (msg));
+       OSCSurface *sur = get_surface(get_address (msg));
 
        if (s) {
                if (s->solo_safe_control()) {
-                       s->solo_safe_control()->set_value (yn ? 1.0 : 0.0, PBD::Controllable::NoGroup);
+                       s->solo_safe_control()->set_value (yn ? 1.0 : 0.0, sur->usegroup);
                        return 0;
                }
        }
 
-       return route_send_fail ("solo_safe", ssid, 0, get_address (msg));
+       return float_message_with_id ("/strip/solo_safe", ssid, 0, sur->feedback[2], get_address (msg));
 }
 
 int
@@ -2871,7 +3516,7 @@ OSC::sel_solo (uint32_t yn, lo_message msg)
                        session->set_control (s->solo_control(), yn ? 1.0 : 0.0, PBD::Controllable::NoGroup);
                }
        }
-       return sel_fail ("solo", 0, get_address (msg));
+       return float_message("/select/solo", 0, get_address (msg));
 }
 
 int
@@ -2890,7 +3535,7 @@ OSC::sel_solo_iso (uint32_t yn, lo_message msg)
                        return 0;
                }
        }
-       return sel_fail ("solo_iso", 0, get_address (msg));
+       return float_message("/select/solo_iso", 0, get_address (msg));
 }
 
 int
@@ -2909,7 +3554,7 @@ OSC::sel_solo_safe (uint32_t yn, lo_message msg)
                        return 0;
                }
        }
-       return sel_fail ("solo_safe", 0, get_address (msg));
+       return float_message("/select/solo_safe", 0, get_address (msg));
 }
 
 int
@@ -2930,7 +3575,7 @@ OSC::sel_recenable (uint32_t yn, lo_message msg)
                        }
                }
        }
-       return sel_fail ("recenable", 0, get_address (msg));
+       return float_message("/select/recenable", 0, get_address (msg));
 }
 
 int
@@ -2938,16 +3583,17 @@ OSC::route_recenable (int ssid, int yn, lo_message msg)
 {
        if (!session) return -1;
        boost::shared_ptr<Stripable> s = get_strip (ssid, get_address (msg));
+       OSCSurface *sur = get_surface(get_address (msg));
 
        if (s) {
                if (s->rec_enable_control()) {
-                       s->rec_enable_control()->set_value (yn, PBD::Controllable::UseGroup);
+                       s->rec_enable_control()->set_value (yn, sur->usegroup);
                        if (s->rec_enable_control()->get_value()) {
                                return 0;
                        }
                }
        }
-       return route_send_fail ("recenable", ssid, 0, get_address (msg));
+       return float_message_with_id ("/strip/recenable", ssid, 0, sur->feedback[2], get_address (msg));
 }
 
 int
@@ -2983,7 +3629,7 @@ OSC::sel_recsafe (uint32_t yn, lo_message msg)
                        }
                }
        }
-       return sel_fail ("record_safe", 0, get_address (msg));
+       return float_message("/select/record_safe", 0, get_address (msg));
 }
 
 int
@@ -2991,15 +3637,16 @@ OSC::route_recsafe (int ssid, int yn, lo_message msg)
 {
        if (!session) return -1;
        boost::shared_ptr<Stripable> s = get_strip (ssid, get_address (msg));
+       OSCSurface *sur = get_surface(get_address (msg));
        if (s) {
                if (s->rec_safe_control()) {
-                       s->rec_safe_control()->set_value (yn, PBD::Controllable::UseGroup);
+                       s->rec_safe_control()->set_value (yn, sur->usegroup);
                        if (s->rec_safe_control()->get_value()) {
                                return 0;
                        }
                }
        }
-       return route_send_fail ("record_safe", ssid, 0,get_address (msg));
+       return float_message_with_id ("/strip/record_safe", ssid, 0, sur->feedback[2], get_address (msg));
 }
 
 int
@@ -3007,18 +3654,21 @@ OSC::route_monitor_input (int ssid, int yn, lo_message msg)
 {
        if (!session) return -1;
        boost::shared_ptr<Stripable> s = get_strip (ssid, get_address (msg));
+       OSCSurface *sur = get_surface(get_address (msg));
 
        if (s) {
                boost::shared_ptr<Track> track = boost::dynamic_pointer_cast<Track> (s);
                if (track) {
                        if (track->monitoring_control()) {
-                               track->monitoring_control()->set_value (yn ? 1.0 : 0.0, PBD::Controllable::NoGroup);
+                               std::bitset<32> value = track->monitoring_control()->get_value ();
+                               value[0] = yn ? 1 : 0;
+                               track->monitoring_control()->set_value (value.to_ulong(), sur->usegroup);
                                return 0;
                        }
                }
        }
 
-       return route_send_fail ("monitor_input", ssid, 0, get_address (msg));
+       return float_message_with_id ("/strip/monitor_input", ssid, 0, sur->feedback[2], get_address (msg));
 }
 
 int
@@ -3035,12 +3685,14 @@ OSC::sel_monitor_input (uint32_t yn, lo_message msg)
                boost::shared_ptr<Track> track = boost::dynamic_pointer_cast<Track> (s);
                if (track) {
                        if (track->monitoring_control()) {
-                               track->monitoring_control()->set_value (yn ? 1.0 : 0.0, PBD::Controllable::NoGroup);
+                               std::bitset<32> value = track->monitoring_control()->get_value ();
+                               value[0] = yn ? 1 : 0;
+                               track->monitoring_control()->set_value (value.to_ulong(), sur->usegroup);
                                return 0;
                        }
                }
        }
-       return sel_fail ("monitor_input", 0, get_address (msg));
+       return float_message("/select/monitor_input", 0, get_address (msg));
 }
 
 int
@@ -3048,18 +3700,21 @@ OSC::route_monitor_disk (int ssid, int yn, lo_message msg)
 {
        if (!session) return -1;
        boost::shared_ptr<Stripable> s = get_strip (ssid, get_address (msg));
+       OSCSurface *sur = get_surface(get_address (msg));
 
        if (s) {
                boost::shared_ptr<Track> track = boost::dynamic_pointer_cast<Track> (s);
                if (track) {
                        if (track->monitoring_control()) {
-                               track->monitoring_control()->set_value (yn ? 2.0 : 0.0, PBD::Controllable::NoGroup);
+                               std::bitset<32> value = track->monitoring_control()->get_value ();
+                               value[1] = yn ? 1 : 0;
+                               track->monitoring_control()->set_value (value.to_ulong(), sur->usegroup);
                                return 0;
                        }
                }
        }
 
-       return route_send_fail ("monitor_disk", ssid, 0, get_address (msg));
+       return float_message_with_id ("/strip/monitor_disk", ssid, 0, sur->feedback[2], get_address (msg));
 }
 
 int
@@ -3076,12 +3731,14 @@ OSC::sel_monitor_disk (uint32_t yn, lo_message msg)
                boost::shared_ptr<Track> track = boost::dynamic_pointer_cast<Track> (s);
                if (track) {
                        if (track->monitoring_control()) {
-                               track->monitoring_control()->set_value (yn ? 2.0 : 0.0, PBD::Controllable::NoGroup);
+                               std::bitset<32> value = track->monitoring_control()->get_value ();
+                               value[1] = yn ? 1 : 0;
+                               track->monitoring_control()->set_value (value.to_ulong(), sur->usegroup);
                                return 0;
                        }
                }
        }
-       return sel_fail ("monitor_disk", 0, get_address (msg));
+       return float_message("/select/monitor_disk", 0, get_address (msg));
 }
 
 
@@ -3090,15 +3747,16 @@ OSC::strip_phase (int ssid, int yn, lo_message msg)
 {
        if (!session) return -1;
        boost::shared_ptr<Stripable> s = get_strip (ssid, get_address (msg));
+       OSCSurface *sur = get_surface(get_address (msg));
 
        if (s) {
                if (s->phase_control()) {
-                       s->phase_control()->set_value (yn ? 1.0 : 0.0, PBD::Controllable::NoGroup);
+                       s->phase_control()->set_value (yn ? 1.0 : 0.0, sur->usegroup);
                        return 0;
                }
        }
 
-       return route_send_fail ("polarity", ssid, 0, get_address (msg));
+       return float_message_with_id ("/strip/polarity", ssid, 0, sur->feedback[2], get_address (msg));
 }
 
 int
@@ -3117,7 +3775,7 @@ OSC::sel_phase (uint32_t yn, lo_message msg)
                        return 0;
                }
        }
-       return sel_fail ("polarity", 0, get_address (msg));
+       return float_message("/select/polarity", 0, get_address (msg));
 }
 
 int
@@ -3130,104 +3788,97 @@ OSC::strip_expand (int ssid, int yn, lo_message msg)
        if (yn) {
                s = get_strip (ssid, get_address (msg));
        } else {
-               s = ControlProtocol::first_selected_stripable();
+               s = _select;
        }
 
        return _strip_select (s, get_address (msg));
 }
 
+int
+OSC::strip_hide (int ssid, int state, lo_message msg)
+{
+       boost::shared_ptr<Stripable> s = get_strip (ssid, get_address (msg));
+
+       if (s) {
+               if (state != s->is_hidden ()) {
+                       s->presentation_info().set_hidden ((bool) state);
+               }
+       }
+       return 0;
+}
+
 int
 OSC::_strip_select (boost::shared_ptr<Stripable> s, lo_address addr)
 {
        if (!session) {
                return -1;
        }
-       OSCSurface *sur = get_surface(addr);
-       if (sur->sel_obs) {
-               delete sur->sel_obs;
-               sur->sel_obs = 0;
-       }
-       bool feedback_on = sur->feedback.to_ulong();
-       if (s && feedback_on) {
-               OSCSelectObserver* sel_fb = new OSCSelectObserver (s, addr, sur);
-               s->DropReferences.connect (*this, MISSING_INVALIDATOR, boost::bind (&OSC::recalcbanks, this), this);
-               sur->sel_obs = sel_fb;
-       } else if (sur->expand_enable) {
+       OSCSurface *sur = get_surface(addr, true);
+       if (!s) {
                // expand doesn't point to a stripable, turn it off and use select
                sur->expand = 0;
                sur->expand_enable = false;
-               if (_select && feedback_on) {
-                       s = _select;
-                       OSCSelectObserver* sel_fb = new OSCSelectObserver (s, addr, sur);
-                       s->DropReferences.connect (*this, MISSING_INVALIDATOR, boost::bind (&OSC::recalcbanks, this), this);
-                       sur->sel_obs = sel_fb;
+               if (ControlProtocol::first_selected_stripable()) {
+                       s = ControlProtocol::first_selected_stripable();
+               } else {
+                       s = session->master_out ();
                }
-       } else if (feedback_on) {
-               route_send_fail ("select", sur->expand, 0 , addr);
-       }
-       // need to set monitor for processor changed signal
-       // detecting processor changes requires cast to route
-       boost::shared_ptr<Route> r = boost::dynamic_pointer_cast<Route>(s);
-       if (r) {
-               r->processors_changed.connect  (sur->proc_connection, MISSING_INVALIDATOR, boost::bind (&OSC::processor_changed, this, addr), this);
-               processor_changed (addr);
-       }
-
-       if (!feedback_on) {
-               return 0;
-       }
-       //update buttons on surface
-       int b_s = sur->bank_size;
-       if (!b_s) { // bank size 0 means we need to know how many strips there are.
-               b_s = sur->nstrips;
+                       _select = s;
        }
-       for (int i = 1;  i <= b_s; i++) {
-               string path = "expand";
-
-               if ((i == (int) sur->expand) && sur->expand_enable) {
-                       lo_message reply = lo_message_new ();
-                       if (sur->feedback[2]) {
-                               ostringstream os;
-                               os << "/strip/" << path << "/" << i;
-                               path = os.str();
-                       } else {
-                               ostringstream os;
-                               os << "/strip/" << path;
-                               path = os.str();
-                               lo_message_add_int32 (reply, i);
-                       }
-                       lo_message_add_float (reply, (float) 1);
+       sur->select = s;
+       bool sends;
+       uint32_t nsends  = 0;
+       do {
+               sends = false;
+               if (s->send_level_controllable (nsends)) {
+                       sends = true;
+                       nsends++;
+               }
+       } while (sends);
+       sur->nsends = nsends;
 
-                       lo_send_message (addr, path.c_str(), reply);
-                       lo_message_free (reply);
-                       reply = lo_message_new ();
-                       lo_message_add_float (reply, 1.0);
-                       lo_send_message (addr, "/select/expand", reply);
-                       lo_message_free (reply);
+       s->DropReferences.connect (*this, MISSING_INVALIDATOR, boost::bind (&OSC::recalcbanks, this), this);
 
+       OSCSelectObserver* so = dynamic_cast<OSCSelectObserver*>(sur->sel_obs);
+       if (sur->feedback[13]) {
+               if (so != 0) {
+                       so->refresh_strip (s, nsends, sur->gainmode, true);
                } else {
-                       lo_message reply = lo_message_new ();
-                       lo_message_add_int32 (reply, i);
-                       lo_message_add_float (reply, 0.0);
-                       lo_send_message (addr, "/strip/expand", reply);
-                       lo_message_free (reply);
+                       OSCSelectObserver* sel_fb = new OSCSelectObserver (*this, sur);
+                       sur->sel_obs = sel_fb;
+               }
+               sur->sel_obs->set_expand (sur->expand_enable);
+               uint32_t obs_expand = 0;
+               if (sur->expand_enable) {
+                       obs_expand = sur->expand;
+               } else {
+                       obs_expand = 0;
+               }
+               for (uint32_t i = 0; i < sur->observers.size(); i++) {
+                       sur->observers[i]->set_expand (obs_expand);
+               }
+       } else {
+               if (so != 0) {
+                       delete so;
+                       sur->sel_obs = 0;
                }
        }
-       if (!sur->expand_enable) {
-               lo_message reply = lo_message_new ();
-               lo_message_add_float (reply, 0.0);
-               lo_send_message (addr, "/select/expand", reply);
-               lo_message_free (reply);
+       // need to set monitor for processor changed signal (for paging)
+       string address = lo_address_get_url (addr);
+       boost::shared_ptr<Route> r = boost::dynamic_pointer_cast<Route>(s);
+       if (r) {
+               r->processors_changed.connect  (sur->proc_connection, MISSING_INVALIDATOR, boost::bind (&OSC::processor_changed, this, address), this);
+               _sel_plugin (sur->plugin_id, addr);
        }
 
        return 0;
 }
 
 void
-OSC::processor_changed (lo_address addr)
+OSC::processor_changed (string address)
 {
+       lo_address addr = lo_address_new_from_url (address.c_str());
        OSCSurface *sur = get_surface (addr);
-       sur->proc_connection.disconnect ();
        _sel_plugin (sur->plugin_id, addr);
        if (sur->sel_obs) {
                sur->sel_obs->renew_sends ();
@@ -3251,7 +3902,7 @@ OSC::strip_gui_select (int ssid, int yn, lo_message msg)
                SetStripableSelection (s);
        } else {
                if ((int) (sur->feedback.to_ulong())) {
-                       route_send_fail ("select", ssid, 0, get_address (msg));
+                       float_message_with_id ("/strip/select", ssid, 0, sur->feedback[2], get_address (msg));
                }
        }
 
@@ -3263,11 +3914,12 @@ OSC::sel_expand (uint32_t state, lo_message msg)
 {
        OSCSurface *sur = get_surface(get_address (msg));
        boost::shared_ptr<Stripable> s;
-       sur->expand_enable = (bool) state;
        if (state && sur->expand) {
+               sur->expand_enable = (bool) state;
                s = get_strip (sur->expand, get_address (msg));
        } else {
-               s = ControlProtocol::first_selected_stripable();
+               sur->expand_enable = false;
+               s = _select;
        }
 
        return _strip_select (s, get_address (msg));
@@ -3278,11 +3930,12 @@ OSC::route_set_gain_abs (int ssid, float level, lo_message msg)
 {
        if (!session) return -1;
        boost::shared_ptr<Stripable> s = get_strip (ssid, get_address (msg));
+       OSCSurface *sur = get_surface(get_address (msg));
 
        if (s) {
                if (s->gain_control()) {
                        fake_touch (s->gain_control());
-                       s->gain_control()->set_value (level, PBD::Controllable::NoGroup);
+                       s->gain_control()->set_value (level, sur->usegroup);
                } else {
                        return 1;
                }
@@ -3297,9 +3950,9 @@ int
 OSC::route_set_gain_dB (int ssid, float dB, lo_message msg)
 {
        if (!session) {
-               route_send_fail ("gain", ssid, -193, get_address (msg));
                return -1;
        }
+       OSCSurface *sur = get_surface(get_address (msg));
        int ret;
        if (dB < -192) {
                ret = route_set_gain_abs (ssid, 0.0, msg);
@@ -3307,7 +3960,7 @@ OSC::route_set_gain_dB (int ssid, float dB, lo_message msg)
                ret = route_set_gain_abs (ssid, dB_to_coefficient (dB), msg);
        }
        if (ret != 0) {
-               return route_send_fail ("gain", ssid, -193, get_address (msg));
+               return float_message_with_id ("/strip/gain", ssid, -193, sur->feedback[2], get_address (msg));
        }
        return 0;
 }
@@ -3324,18 +3977,53 @@ OSC::sel_gain (float val, lo_message msg)
        }
        if (s) {
                float abs;
-               if (val < -192) {
-                       abs = 0;
-               } else {
-                       abs = dB_to_coefficient (val);
+               if (s->gain_control()) {
+                       if (val < -192) {
+                               abs = 0;
+                       } else {
+                               abs = dB_to_coefficient (val);
+                               float top = s->gain_control()->upper();
+                               if (abs > top) {
+                                       abs = top;
+                               }
+                       }
+                       fake_touch (s->gain_control());
+                       s->gain_control()->set_value (abs, PBD::Controllable::NoGroup);
+                       return 0;
                }
+       }
+       return float_message("/select/gain", -193, get_address (msg));
+}
+
+int
+OSC::sel_dB_delta (float delta, lo_message msg)
+{
+       OSCSurface *sur = get_surface(get_address (msg));
+       boost::shared_ptr<Stripable> s;
+       if (sur->expand_enable) {
+               s = get_strip (sur->expand, get_address (msg));
+       } else {
+               s = _select;
+       }
+       if (s) {
                if (s->gain_control()) {
+                       float dB = accurate_coefficient_to_dB (s->gain_control()->get_value()) + delta;
+                       float abs;
+                       if (dB < -192) {
+                               abs = 0;
+                       } else {
+                               abs = dB_to_coefficient (dB);
+                               float top = s->gain_control()->upper();
+                               if (abs > top) {
+                                       abs = top;
+                               }
+                       }
                        fake_touch (s->gain_control());
                        s->gain_control()->set_value (abs, PBD::Controllable::NoGroup);
                        return 0;
                }
        }
-       return sel_fail ("gain", -193, get_address (msg));
+       return float_message("/select/gain", -193, get_address (msg));
 }
 
 int
@@ -3345,16 +4033,17 @@ OSC::route_set_gain_fader (int ssid, float pos, lo_message msg)
                return -1;
        }
        boost::shared_ptr<Stripable> s = get_strip (ssid, get_address (msg));
+       OSCSurface *sur = get_surface(get_address (msg));
 
        if (s) {
                if (s->gain_control()) {
                        fake_touch (s->gain_control());
-                       s->gain_control()->set_value (s->gain_control()->interface_to_internal (pos), PBD::Controllable::NoGroup);
+                       s->gain_control()->set_value (s->gain_control()->interface_to_internal (pos), sur->usegroup);
                } else {
-                       return route_send_fail ("fader", ssid, 0, get_address (msg));
+                       return float_message_with_id ("/strip/fader", ssid, 0, sur->feedback[2], get_address (msg));
                }
        } else {
-               return route_send_fail ("fader", ssid, 0, get_address (msg));
+               return float_message_with_id ("/strip/fader", ssid, 0, sur->feedback[2], get_address (msg));
        }
        return 0;
 }
@@ -3364,6 +4053,7 @@ OSC::strip_db_delta (int ssid, float delta, lo_message msg)
 {
        if (!session) return -1;
        boost::shared_ptr<Stripable> s = get_strip (ssid, get_address (msg));
+       OSCSurface *sur = get_surface(get_address (msg));
        if (s) {
                float db = accurate_coefficient_to_dB (s->gain_control()->get_value()) + delta;
                float abs;
@@ -3371,8 +4061,12 @@ OSC::strip_db_delta (int ssid, float delta, lo_message msg)
                        abs = 0;
                } else {
                        abs = dB_to_coefficient (db);
+                       float top = s->gain_control()->upper();
+                       if (abs > top) {
+                               abs = top;
+                       }
                }
-               s->gain_control()->set_value (abs, PBD::Controllable::NoGroup);
+               s->gain_control()->set_value (abs, sur->usegroup);
                return 0;
        }
        return -1;
@@ -3395,7 +4089,7 @@ OSC::sel_fader (float val, lo_message msg)
                        return 0;
                }
        }
-       return sel_fail ("fader", 0, get_address (msg));
+       return float_message("/select/fader", 0, get_address (msg));
 }
 
 int
@@ -3403,10 +4097,11 @@ OSC::route_set_trim_abs (int ssid, float level, lo_message msg)
 {
        if (!session) return -1;
        boost::shared_ptr<Stripable> s = get_strip (ssid, get_address (msg));
+       OSCSurface *sur = get_surface(get_address (msg));
 
        if (s) {
                if (s->trim_control()) {
-                       s->trim_control()->set_value (level, PBD::Controllable::NoGroup);
+                       s->trim_control()->set_value (level, sur->usegroup);
                        return 0;
                }
 
@@ -3418,10 +4113,11 @@ OSC::route_set_trim_abs (int ssid, float level, lo_message msg)
 int
 OSC::route_set_trim_dB (int ssid, float dB, lo_message msg)
 {
+       OSCSurface *sur = get_surface(get_address (msg));
        int ret;
        ret = route_set_trim_abs(ssid, dB_to_coefficient (dB), msg);
        if (ret != 0) {
-               return route_send_fail ("trimdB", ssid, 0, get_address (msg));
+               return float_message_with_id ("/strip/trimdB", ssid, 0, sur->feedback[2], get_address (msg));
        }
 
 return 0;
@@ -3443,7 +4139,25 @@ OSC::sel_trim (float val, lo_message msg)
                        return 0;
                }
        }
-       return sel_fail ("trimdB", 0, get_address (msg));
+       return float_message("/select/trimdB", 0, get_address (msg));
+}
+
+int
+OSC::sel_hide (uint32_t state, lo_message msg)
+{
+       OSCSurface *sur = get_surface(get_address (msg));
+       boost::shared_ptr<Stripable> s;
+       if (sur->expand_enable) {
+               s = get_strip (sur->expand, get_address (msg));
+       } else {
+               s = _select;
+       }
+       if (s) {
+               if (state != s->is_hidden ()) {
+                       s->presentation_info().set_hidden ((bool) state);
+               }
+       }
+       return 0;
 }
 
 int
@@ -3462,7 +4176,7 @@ OSC::sel_pan_position (float val, lo_message msg)
                        return 0;
                }
        }
-       return sel_fail ("pan_stereo_position", 0.5, get_address (msg));
+       return float_message("/select/pan_stereo_position", 0.5, get_address (msg));
 }
 
 int
@@ -3481,7 +4195,7 @@ OSC::sel_pan_width (float val, lo_message msg)
                        return 0;
                }
        }
-       return sel_fail ("pan_stereo_width", 1, get_address (msg));
+       return float_message("/select/pan_stereo_width", 1, get_address (msg));
 }
 
 int
@@ -3489,15 +4203,16 @@ OSC::route_set_pan_stereo_position (int ssid, float pos, lo_message msg)
 {
        if (!session) return -1;
        boost::shared_ptr<Stripable> s = get_strip (ssid, get_address (msg));
+       OSCSurface *sur = get_surface(get_address (msg));
 
        if (s) {
                if(s->pan_azimuth_control()) {
-                       s->pan_azimuth_control()->set_value (s->pan_azimuth_control()->interface_to_internal (pos), PBD::Controllable::NoGroup);
+                       s->pan_azimuth_control()->set_value (s->pan_azimuth_control()->interface_to_internal (pos), sur->usegroup);
                        return 0;
                }
        }
 
-       return route_send_fail ("pan_stereo_position", ssid, 0.5, get_address (msg));
+       return float_message_with_id ("/strip/pan_stereo_position", ssid, 0.5, sur->feedback[2], get_address (msg));
 }
 
 int
@@ -3505,15 +4220,16 @@ OSC::route_set_pan_stereo_width (int ssid, float pos, lo_message msg)
 {
        if (!session) return -1;
        boost::shared_ptr<Stripable> s = get_strip (ssid, get_address (msg));
+       OSCSurface *sur = get_surface(get_address (msg));
 
        if (s) {
                if (s->pan_width_control()) {
-                       s->pan_width_control()->set_value (pos, PBD::Controllable::NoGroup);
+                       s->pan_width_control()->set_value (pos, sur->usegroup);
                        return 0;
                }
        }
 
-       return route_send_fail ("pan_stereo_width", ssid, 1, get_address (msg));
+       return float_message_with_id ("/strip/pan_stereo_width", ssid, 1, sur->feedback[2], get_address (msg));
 }
 
 int
@@ -3523,6 +4239,7 @@ OSC::route_set_send_gain_dB (int ssid, int id, float val, lo_message msg)
                return -1;
        }
        boost::shared_ptr<Stripable> s = get_strip (ssid, get_address (msg));
+       OSCSurface *sur = get_surface(get_address (msg));
        float abs;
        if (s) {
                if (id > 0) {
@@ -3538,7 +4255,7 @@ OSC::route_set_send_gain_dB (int ssid, int id, float val, lo_message msg)
                }
 #endif
                if (s->send_level_controllable (id)) {
-                       s->send_level_controllable (id)->set_value (abs, PBD::Controllable::NoGroup);
+                       s->send_level_controllable (id)->set_value (abs, sur->usegroup);
                        return 0;
                }
        }
@@ -3552,6 +4269,7 @@ OSC::route_set_send_fader (int ssid, int id, float val, lo_message msg)
                return -1;
        }
        boost::shared_ptr<Stripable> s = get_strip (ssid, get_address (msg));
+       OSCSurface *sur = get_surface(get_address (msg));
        float abs;
        if (s) {
 
@@ -3561,7 +4279,7 @@ OSC::route_set_send_fader (int ssid, int id, float val, lo_message msg)
 
                if (s->send_level_controllable (id)) {
                        abs = s->send_level_controllable(id)->interface_to_internal (val);
-                       s->send_level_controllable (id)->set_value (abs, PBD::Controllable::NoGroup);
+                       s->send_level_controllable (id)->set_value (abs, sur->usegroup);
                        return 0;
                }
        }
@@ -3573,7 +4291,7 @@ OSC::sel_sendgain (int id, float val, lo_message msg)
 {
        OSCSurface *sur = get_surface(get_address (msg));
        if (sur->send_page_size && (id > (int)sur->send_page_size)) {
-               return sel_send_fail ("send_gain", id, -193, get_address (msg));
+               return float_message_with_id ("/select/send_gain", id, -193, sur->feedback[2], get_address (msg));
        }
        boost::shared_ptr<Stripable> s;
        if (sur->expand_enable) {
@@ -3582,7 +4300,7 @@ OSC::sel_sendgain (int id, float val, lo_message msg)
                s = _select;
        }
        float abs;
-       int send_id;
+       int send_id = 0;
        if (s) {
                if (id > 0) {
                        send_id = id - 1;
@@ -3604,7 +4322,7 @@ OSC::sel_sendgain (int id, float val, lo_message msg)
                        return 0;
                }
        }
-       return sel_send_fail ("send_gain", id, -193, get_address (msg));
+       return float_message_with_id ("/select/send_gain", id, -193, sur->feedback[2], get_address (msg));
 }
 
 int
@@ -3612,7 +4330,7 @@ OSC::sel_sendfader (int id, float val, lo_message msg)
 {
        OSCSurface *sur = get_surface(get_address (msg));
        if (sur->send_page_size && (id > (int)sur->send_page_size)) {
-               return sel_send_fail ("send_fader", id, 0, get_address (msg));
+               return float_message_with_id ("/select/send_fader", id, 0, sur->feedback[2], get_address (msg));
        }
        boost::shared_ptr<Stripable> s;
        if (sur->expand_enable) {
@@ -3621,7 +4339,7 @@ OSC::sel_sendfader (int id, float val, lo_message msg)
                s = _select;
        }
        float abs;
-       int send_id;
+       int send_id = 0;
        if (s) {
 
                if (id > 0) {
@@ -3637,7 +4355,7 @@ OSC::sel_sendfader (int id, float val, lo_message msg)
                        return 0;
                }
        }
-       return sel_send_fail ("send_fader", id, 0, get_address (msg));
+       return float_message_with_id ("/select/send_fader", id, 0, sur->feedback[2], get_address (msg));
 }
 
 int
@@ -3647,6 +4365,7 @@ OSC::route_set_send_enable (int ssid, int sid, float val, lo_message msg)
                return -1;
        }
        boost::shared_ptr<Stripable> s = get_strip (ssid, get_address (msg));
+       OSCSurface *sur = get_surface(get_address (msg));
 
        if (s) {
 
@@ -3657,7 +4376,7 @@ OSC::route_set_send_enable (int ssid, int sid, float val, lo_message msg)
                }
 
                if (s->send_enable_controllable (sid)) {
-                       s->send_enable_controllable (sid)->set_value (val, PBD::Controllable::NoGroup);
+                       s->send_enable_controllable (sid)->set_value (val, sur->usegroup);
                        return 0;
                }
 
@@ -3687,7 +4406,7 @@ OSC::sel_sendenable (int id, float val, lo_message msg)
 {
        OSCSurface *sur = get_surface(get_address (msg));
        if (sur->send_page_size && (id > (int)sur->send_page_size)) {
-               return sel_send_fail ("send_enable", id, 0, get_address (msg));
+               return float_message_with_id ("/select/send_enable", id, 0, sur->feedback[2], get_address (msg));
        }
        boost::shared_ptr<Stripable> s;
        if (sur->expand_enable) {
@@ -3695,7 +4414,7 @@ OSC::sel_sendenable (int id, float val, lo_message msg)
        } else {
                s = _select;
        }
-       int send_id;
+       int send_id = 0;
        if (s) {
                if (id > 0) {
                        send_id = id - 1;
@@ -3711,7 +4430,7 @@ OSC::sel_sendenable (int id, float val, lo_message msg)
                        boost::shared_ptr<Route> r = boost::dynamic_pointer_cast<Route> (s);
                        if (!r) {
                                // should never get here
-                               return sel_send_fail ("send_enable", id, 0, get_address (msg));
+                               return float_message_with_id ("/select/send_enable", id, 0, sur->feedback[2], get_address (msg));
                        }
                        boost::shared_ptr<Send> snd = boost::dynamic_pointer_cast<Send> (r->nth_send(send_id));
                        if (snd) {
@@ -3724,7 +4443,7 @@ OSC::sel_sendenable (int id, float val, lo_message msg)
                        return 0;
                }
        }
-       return sel_send_fail ("send_enable", id, 0, get_address (msg));
+       return float_message_with_id ("/select/send_enable", id, 0, sur->feedback[2], get_address (msg));
 }
 
 int
@@ -3743,33 +4462,33 @@ OSC::sel_master_send_enable (int state, lo_message msg)
                        return 0;
                }
        }
-       return cue_float_message ("/select/master_send_enable", 0, get_address(msg));
+       return float_message ("/select/master_send_enable", 0, get_address(msg));
 }
 
 int
 OSC::select_plugin_parameter (const char *path, const char* types, lo_arg **argv, int argc, lo_message msg) {
        OSCSurface *sur = get_surface(get_address (msg));
        int paid;
-       int piid = sur->plugin_id;
+       uint32_t piid = sur->plugin_id;
        float value = 0;
        if (argc > 1) {
                // no inline args
                if (argc == 2) {
                        // change parameter in already selected plugin
-                       if (argv[0]->f) {
+                       if (types[0]  == 'f') {
                                paid = (int) argv[0]->f;
                        } else {
                                paid = argv[0]->i;
                        }
                        value = argv[1]->f;
                } else if (argc == 3) {
-                       if (argv[0]->f) {
+                       if (types[0] == 'f') {
                                piid = (int) argv[0]->f;
                        } else {
                                piid = argv[0]->i;
                        }
                        _sel_plugin (piid, get_address (msg));
-                       if (argv[1]->f) {
+                       if (types[1] == 'f') {
                                paid = (int) argv[1]->f;
                        } else {
                                paid = argv[1]->i;
@@ -3796,20 +4515,13 @@ OSC::select_plugin_parameter (const char *path, const char* types, lo_arg **argv
                PBD::warning << "OSC: Must have parameters." << endmsg;
                return -1;
        }
-       if (piid != sur->plugin_id) {
-               // if the user is sending to a non-existant plugin, don't adjust one we do have
-               PBD::warning << "OSC: plugin: " << piid << " out of range" << endmsg;
-               return -1;
+       if (!piid || piid > sur->plugins.size ()) {
+               return float_message_with_id ("/select/plugin/parameter", paid, 0, sur->feedback[2], get_address (msg));
        }
        if (sur->plug_page_size && (paid > (int)sur->plug_page_size)) {
-               return sel_send_fail ("plugin/parameter", paid, 0, get_address (msg));
-       }
-       boost::shared_ptr<Stripable> s;
-       if (sur->expand_enable) {
-               s = get_strip (sur->expand, get_address (msg));
-       } else {
-               s = _select;
+               return float_message_with_id ("/select/plugin/parameter", paid, 0, sur->feedback[2], get_address (msg));
        }
+       boost::shared_ptr<Stripable> s = sur->select;
        boost::shared_ptr<Route> r = boost::dynamic_pointer_cast<Route>(s);
        if (!r) {
                return 1;
@@ -3822,10 +4534,10 @@ OSC::select_plugin_parameter (const char *path, const char* types, lo_arg **argv
        }
        boost::shared_ptr<ARDOUR::Plugin> pip = pi->plugin();
        // paid is paged parameter convert to absolute
-       int parid = paid + (int)(sur->plug_page_size * (sur->plug_page - 1));
+       int parid = paid + (int)sur->plug_page - 1;
        if (parid > (int) sur->plug_params.size ()) {
                if (sur->feedback[13]) {
-                       sel_send_fail ("plugin/parameter", paid, 0, get_address (msg));
+                       float_message_with_id ("/select/plugin/parameter", paid, 0, sur->feedback[2], get_address (msg));
                }
                return 0;
        }
@@ -3855,6 +4567,38 @@ OSC::select_plugin_parameter (const char *path, const char* types, lo_arg **argv
        return 1;
 }
 
+int
+OSC::sel_plugin_activate (float state, lo_message msg)
+{
+       if (!session) {
+               return -1;
+       }
+       OSCSurface *sur = get_surface(get_address (msg));
+       if (sur->plugins.size() > 0) {
+               boost::shared_ptr<Stripable> s = sur->select;
+
+               boost::shared_ptr<Route> r = boost::dynamic_pointer_cast<Route> (s);
+
+               if (r) {
+                       boost::shared_ptr<Processor> redi=r->nth_plugin (sur->plugins[sur->plugin_id -1]);
+                       if (redi) {
+                               boost::shared_ptr<PluginInsert> pi;
+                               if ((pi = boost::dynamic_pointer_cast<PluginInsert>(redi))) {
+                                       if(state > 0) {
+                                               pi->activate();
+                                       } else {
+                                               pi->deactivate();
+                                       }
+                                       return 0;
+                               }
+                       }
+               }
+       }
+       float_message ("/select/plugin/activate", 0, get_address (msg));
+       PBD::warning << "OSC: Select has no Plugin." << endmsg;
+       return 0;
+}
+
 int
 OSC::route_plugin_list (int ssid, lo_message msg) {
        if (!session) {
@@ -3889,6 +4633,7 @@ OSC::route_plugin_list (int ssid, lo_message msg) {
 
                boost::shared_ptr<ARDOUR::Plugin> pip = pi->plugin();
                lo_message_add_string (reply, pip->name());
+               lo_message_add_int32(reply, redi->enabled() ? 1 : 0);
 
                piid++;
        }
@@ -3928,58 +4673,99 @@ OSC::route_plugin_descriptor (int ssid, int piid, lo_message msg) {
        boost::shared_ptr<ARDOUR::Plugin> pip = pi->plugin();
        bool ok = false;
 
-       lo_message reply = lo_message_new();
-       lo_message_add_int32 (reply, ssid);
-       lo_message_add_int32 (reply, piid);
-       lo_message_add_string (reply, pip->name());
        for ( uint32_t ppi = 0; ppi < pip->parameter_count(); ppi++) {
 
                uint32_t controlid = pip->nth_parameter(ppi, ok);
                if (!ok) {
                        continue;
                }
-               if ( pip->parameter_is_input(controlid) || pip->parameter_is_control(controlid) ) {
-                       boost::shared_ptr<AutomationControl> c = pi->automation_control(Evoral::Parameter(PluginAutomation, 0, controlid));
-
-                               lo_message_add_int32 (reply, ppi + 1);
-                               ParameterDescriptor pd;
-                               pi->plugin()->get_parameter_descriptor(controlid, pd);
-                               lo_message_add_string (reply, pd.label.c_str());
-
-                               // I've combined those binary descriptor parts in a bit-field to reduce lilo message elements
-                               int flags = 0;
-                               flags |= pd.enumeration ? 1 : 0;
-                               flags |= pd.integer_step ? 2 : 0;
-                               flags |= pd.logarithmic ? 4 : 0;
-                               flags |= pd.sr_dependent ? 32 : 0;
-                               flags |= pd.toggled ? 64 : 0;
-                               flags |= c != NULL ? 128 : 0; // bit 7 indicates in input control
-                               lo_message_add_int32 (reply, flags);
-
-                               lo_message_add_int32 (reply, pd.datatype);
-                               lo_message_add_float (reply, pd.lower);
-                               lo_message_add_float (reply, pd.upper);
-                               lo_message_add_string (reply, pd.print_fmt.c_str());
-                               if ( pd.scale_points ) {
-                                       lo_message_add_int32 (reply, pd.scale_points->size());
-                                       for ( ARDOUR::ScalePoints::const_iterator i = pd.scale_points->begin(); i != pd.scale_points->end(); ++i) {
-                                               lo_message_add_int32 (reply, i->second);
-                                               lo_message_add_string (reply, ((std::string)i->first).c_str());
-                                       }
-                               }
-                               else {
-                                       lo_message_add_int32 (reply, 0);
-                               }
-                               if ( c ) {
-                                       lo_message_add_double (reply, c->get_value());
-                               }
-                               else {
-                                       lo_message_add_double (reply, 0);
+               boost::shared_ptr<AutomationControl> c = pi->automation_control(Evoral::Parameter(PluginAutomation, 0, controlid));
+
+               lo_message reply = lo_message_new();
+               lo_message_add_int32 (reply, ssid);
+               lo_message_add_int32 (reply, piid);
+
+               lo_message_add_int32 (reply, ppi + 1);
+               ParameterDescriptor pd;
+               pi->plugin()->get_parameter_descriptor(controlid, pd);
+               lo_message_add_string (reply, pd.label.c_str());
+
+               // I've combined those binary descriptor parts in a bit-field to reduce lilo message elements
+               int flags = 0;
+               flags |= pd.enumeration ? 1 : 0;
+               flags |= pd.integer_step ? 2 : 0;
+               flags |= pd.logarithmic ? 4 : 0;
+               flags |= pd.sr_dependent ? 32 : 0;
+               flags |= pd.toggled ? 64 : 0;
+               flags |= pip->parameter_is_input(controlid) ? 0x80 : 0;
+
+               std::string param_desc = pi->plugin()->describe_parameter(Evoral::Parameter(PluginAutomation, 0, controlid));
+               flags |= (param_desc == X_("hidden")) ? 0x100 : 0;
+               lo_message_add_int32 (reply, flags);
+
+               switch(pd.datatype) {
+                       case ARDOUR::Variant::BEATS:
+                               lo_message_add_string(reply, _("BEATS"));
+                               break;
+                       case ARDOUR::Variant::BOOL:
+                               lo_message_add_string(reply, _("BOOL"));
+                               break;
+                       case ARDOUR::Variant::DOUBLE:
+                               lo_message_add_string(reply, _("DOUBLE"));
+                               break;
+                       case ARDOUR::Variant::FLOAT:
+                               lo_message_add_string(reply, _("FLOAT"));
+                               break;
+                       case ARDOUR::Variant::INT:
+                               lo_message_add_string(reply, _("INT"));
+                               break;
+                       case ARDOUR::Variant::LONG:
+                               lo_message_add_string(reply, _("LONG"));
+                               break;
+                       case ARDOUR::Variant::NOTHING:
+                               lo_message_add_string(reply, _("NOTHING"));
+                               break;
+                       case ARDOUR::Variant::PATH:
+                               lo_message_add_string(reply, _("PATH"));
+                               break;
+                       case ARDOUR::Variant::STRING:
+                               lo_message_add_string(reply, _("STRING"));
+                               break;
+                       case ARDOUR::Variant::URI:
+                               lo_message_add_string(reply, _("URI"));
+                               break;
+                       default:
+                               lo_message_add_string(reply, _("UNKNOWN"));
+                               break;
+               }
+               lo_message_add_float (reply, pd.lower);
+               lo_message_add_float (reply, pd.upper);
+               lo_message_add_string (reply, pd.print_fmt.c_str());
+               if ( pd.scale_points ) {
+                       lo_message_add_int32 (reply, pd.scale_points->size());
+                       for ( ARDOUR::ScalePoints::const_iterator i = pd.scale_points->begin(); i != pd.scale_points->end(); ++i) {
+                               lo_message_add_float (reply, i->second);
+                               lo_message_add_string (reply, ((std::string)i->first).c_str());
                        }
                }
+               else {
+                       lo_message_add_int32 (reply, 0);
+               }
+               if ( c ) {
+                       lo_message_add_double (reply, c->get_value());
+               }
+               else {
+                       lo_message_add_double (reply, 0);
+               }
+
+               lo_send_message (get_address (msg), "/strip/plugin/descriptor", reply);
+               lo_message_free (reply);
        }
 
-       lo_send_message (get_address (msg), "/strip/plugin/descriptor", reply);
+       lo_message reply = lo_message_new ();
+       lo_message_add_int32 (reply, ssid);
+       lo_message_add_int32 (reply, piid);
+       lo_send_message (get_address (msg), "/strip/plugin/descriptor_end", reply);
        lo_message_free (reply);
 
        return 0;
@@ -4216,7 +5002,7 @@ OSC::sel_pan_elevation (float val, lo_message msg)
                        return 0;
                }
        }
-       return sel_fail ("pan_elevation_position", 0, get_address (msg));
+       return float_message("/select/pan_elevation_position", 0, get_address (msg));
 }
 
 int
@@ -4235,7 +5021,7 @@ OSC::sel_pan_frontback (float val, lo_message msg)
                        return 0;
                }
        }
-       return sel_fail ("pan_frontback_position", 0.5, get_address (msg));
+       return float_message("/select/pan_frontback_position", 0.5, get_address (msg));
 }
 
 int
@@ -4254,7 +5040,7 @@ OSC::sel_pan_lfe (float val, lo_message msg)
                        return 0;
                }
        }
-       return sel_fail ("pan_lfe_control", 0, get_address (msg));
+       return float_message("/select/pan_lfe_control", 0, get_address (msg));
 }
 
 // compressor control
@@ -4274,7 +5060,7 @@ OSC::sel_comp_enable (float val, lo_message msg)
                        return 0;
                }
        }
-       return sel_fail ("comp_enable", 0, get_address (msg));
+       return float_message("/select/comp_enable", 0, get_address (msg));
 }
 
 int
@@ -4293,7 +5079,7 @@ OSC::sel_comp_threshold (float val, lo_message msg)
                        return 0;
                }
        }
-       return sel_fail ("comp_threshold", 0, get_address (msg));
+       return float_message("/select/comp_threshold", 0, get_address (msg));
 }
 
 int
@@ -4312,7 +5098,7 @@ OSC::sel_comp_speed (float val, lo_message msg)
                        return 0;
                }
        }
-       return sel_fail ("comp_speed", 0, get_address (msg));
+       return float_message("/select/comp_speed", 0, get_address (msg));
 }
 
 int
@@ -4331,7 +5117,7 @@ OSC::sel_comp_mode (float val, lo_message msg)
                        return 0;
                }
        }
-       return sel_fail ("comp_mode", 0, get_address (msg));
+       return float_message("/select/comp_mode", 0, get_address (msg));
 }
 
 int
@@ -4350,7 +5136,7 @@ OSC::sel_comp_makeup (float val, lo_message msg)
                        return 0;
                }
        }
-       return sel_fail ("comp_makeup", 0, get_address (msg));
+       return float_message("/select/comp_makeup", 0, get_address (msg));
 }
 
 // EQ control
@@ -4371,7 +5157,7 @@ OSC::sel_eq_enable (float val, lo_message msg)
                        return 0;
                }
        }
-       return sel_fail ("eq_enable", 0, get_address (msg));
+       return float_message("/select/eq_enable", 0, get_address (msg));
 }
 
 int
@@ -4390,7 +5176,7 @@ OSC::sel_eq_hpf_freq (float val, lo_message msg)
                        return 0;
                }
        }
-       return sel_fail ("eq_hpf/freq", 0, get_address (msg));
+       return float_message("/select/eq_hpf/freq", 0, get_address (msg));
 }
 
 int
@@ -4409,7 +5195,7 @@ OSC::sel_eq_lpf_freq (float val, lo_message msg)
                        return 0;
                }
        }
-       return sel_fail ("eq_lpf/freq", 0, get_address (msg));
+       return float_message("/select/eq_lpf/freq", 0, get_address (msg));
 }
 
 int
@@ -4428,7 +5214,7 @@ OSC::sel_eq_hpf_enable (float val, lo_message msg)
                        return 0;
                }
        }
-       return sel_fail ("eq_hpf/enable", 0, get_address (msg));
+       return float_message("/select/eq_hpf/enable", 0, get_address (msg));
 }
 
 int
@@ -4447,7 +5233,7 @@ OSC::sel_eq_lpf_enable (float val, lo_message msg)
                        return 0;
                }
        }
-       return sel_fail ("eq_lpf/enable", 0, get_address (msg));
+       return float_message("/select/eq_lpf/enable", 0, get_address (msg));
 }
 
 int
@@ -4466,7 +5252,7 @@ OSC::sel_eq_hpf_slope (float val, lo_message msg)
                        return 0;
                }
        }
-       return sel_fail ("eq_hpf/slope", 0, get_address (msg));
+       return float_message("/select/eq_hpf/slope", 0, get_address (msg));
 }
 
 int
@@ -4485,7 +5271,7 @@ OSC::sel_eq_lpf_slope (float val, lo_message msg)
                        return 0;
                }
        }
-       return sel_fail ("eq_lpf/slope", 0, get_address (msg));
+       return float_message("/select/eq_lpf/slope", 0, get_address (msg));
 }
 
 int
@@ -4507,7 +5293,7 @@ OSC::sel_eq_gain (int id, float val, lo_message msg)
                        return 0;
                }
        }
-       return sel_send_fail ("eq_gain", id + 1, 0, get_address (msg));
+       return float_message_with_id ("/select/eq_gain", id + 1, 0, sur->feedback[2], get_address (msg));
 }
 
 int
@@ -4529,7 +5315,7 @@ OSC::sel_eq_freq (int id, float val, lo_message msg)
                        return 0;
                }
        }
-       return sel_send_fail ("eq_freq", id + 1, 0, get_address (msg));
+       return float_message_with_id ("/select/eq_freq", id + 1, 0, sur->feedback[2], get_address (msg));
 }
 
 int
@@ -4551,7 +5337,7 @@ OSC::sel_eq_q (int id, float val, lo_message msg)
                        return 0;
                }
        }
-       return sel_send_fail ("eq_q", id + 1, 0, get_address (msg));
+       return float_message_with_id ("/select/eq_q", id + 1, 0, sur->feedback[2], get_address (msg));
 }
 
 int
@@ -4573,37 +5359,22 @@ OSC::sel_eq_shape (int id, float val, lo_message msg)
                        return 0;
                }
        }
-       return sel_send_fail ("eq_shape", id + 1, 0, get_address (msg));
-}
-
-void
-OSC::gui_selection_changed ()
-{
-       boost::shared_ptr<Stripable> strip = ControlProtocol::first_selected_stripable();
-
-       if (strip) {
-               _select = strip;
-               for (uint32_t it = 0; it < _surface.size(); ++it) {
-                       OSCSurface* sur = &_surface[it];
-                       if(!sur->expand_enable) {
-                               lo_address addr = lo_address_new_from_url (sur->remote_url.c_str());
-                               _strip_select (strip, addr);
-                       }
-               }
-       }
+       return float_message_with_id ("/select/eq_shape", id + 1, 0, sur->feedback[2], get_address (msg));
 }
 
 // timer callbacks
 bool
 OSC::periodic (void)
 {
+       if (observer_busy) {
+               return true;
+       }
        if (!tick) {
                Glib::usleep(100); // let flurry of signals subside
                if (global_init) {
                        for (uint32_t it = 0; it < _surface.size(); it++) {
                                OSCSurface* sur = &_surface[it];
-                               lo_address addr = lo_address_new_from_url (sur->remote_url.c_str());
-                               global_feedback (sur->feedback, addr, sur->gainmode);
+                               global_feedback (sur);
                        }
                        global_init = false;
                        tick = true;
@@ -4613,6 +5384,7 @@ OSC::periodic (void)
                        bank_dirty = false;
                        tick = true;
                }
+               return true;
        }
 
        if (scrub_speed != 0) {
@@ -4626,44 +5398,34 @@ OSC::periodic (void)
                        session->request_locate (scrub_place, false);
                }
        }
-
-       for (GlobalObservers::iterator x = global_observers.begin(); x != global_observers.end(); x++) {
-
-               OSCGlobalObserver* go;
-
-               if ((go = dynamic_cast<OSCGlobalObserver*>(*x)) != 0) {
-                       go->tick();
-               }
-       }
-       for (RouteObservers::iterator x = route_observers.begin(); x != route_observers.end(); x++) {
-
-               OSCRouteObserver* ro;
-
-               if ((ro = dynamic_cast<OSCRouteObserver*>(*x)) != 0) {
-                       ro->tick();
-               }
-       }
        for (uint32_t it = 0; it < _surface.size(); it++) {
                OSCSurface* sur = &_surface[it];
                OSCSelectObserver* so;
                if ((so = dynamic_cast<OSCSelectObserver*>(sur->sel_obs)) != 0) {
-                       so->tick();
+                       so->tick ();
                }
-       }
-       for (CueObservers::iterator x = cue_observers.begin(); x != cue_observers.end(); x++) {
-
                OSCCueObserver* co;
-
-               if ((co = dynamic_cast<OSCCueObserver*>(*x)) != 0) {
-                       co->tick();
+               if ((co = dynamic_cast<OSCCueObserver*>(sur->cue_obs)) != 0) {
+                       co->tick ();
+               }
+               OSCGlobalObserver* go;
+               if ((go = dynamic_cast<OSCGlobalObserver*>(sur->global_obs)) != 0) {
+                       go->tick ();
+               }
+               for (uint32_t i = 0; i < sur->observers.size(); i++) {
+                       OSCRouteObserver* ro;
+                       if ((ro = dynamic_cast<OSCRouteObserver*>(sur->observers[i])) != 0) {
+                               ro->tick ();
+                       }
                }
+
        }
        for (FakeTouchMap::iterator x = _touch_timeout.begin(); x != _touch_timeout.end();) {
                _touch_timeout[(*x).first] = (*x).second - 1;
                if (!(*x).second) {
                        boost::shared_ptr<ARDOUR::AutomationControl> ctrl = (*x).first;
                        // turn touch off
-                       ctrl->stop_touch (true, ctrl->session().transport_frame());
+                       ctrl->stop_touch (ctrl->session().transport_sample());
                        _touch_timeout.erase (x++);
                } else {
                        x++;
@@ -4672,78 +5434,6 @@ OSC::periodic (void)
        return true;
 }
 
-int
-OSC::route_send_fail (string path, uint32_t ssid, float val, lo_address addr)
-{
-       OSCSurface *sur = get_surface(addr);
-
-       ostringstream os;
-       lo_message reply;
-       if (ssid) {
-               reply = lo_message_new ();
-               if (sur->feedback[2]) {
-                       os << "/strip/" << path << "/" << ssid;
-               } else {
-                       os << "/strip/" << path;
-                       lo_message_add_int32 (reply, ssid);
-               }
-               string str_pth = os.str();
-               lo_message_add_float (reply, (float) val);
-
-               lo_send_message (addr, str_pth.c_str(), reply);
-               lo_message_free (reply);
-       }
-       if ((_select == get_strip (ssid, addr)) || ((sur->expand == ssid) && (sur->expand_enable))) {
-               os.str("");
-               os << "/select/" << path;
-               string sel_pth = os.str();
-               reply = lo_message_new ();
-               lo_message_add_float (reply, (float) val);
-               lo_send_message (addr, sel_pth.c_str(), reply);
-               lo_message_free (reply);
-       }
-
-       return 0;
-}
-
-int
-OSC::sel_fail (string path, float val, lo_address addr)
-{
-       ostringstream os;
-       os.str("");
-       os << "/select/" << path;
-       string sel_pth = os.str();
-       lo_message reply = lo_message_new ();
-       lo_message_add_float (reply, (float) val);
-       lo_send_message (addr, sel_pth.c_str(), reply);
-       lo_message_free (reply);
-
-       return 0;
-}
-
-int
-OSC::sel_send_fail (string path, uint32_t id, float val, lo_address addr)
-{
-       OSCSurface *sur = get_surface(addr);
-
-       ostringstream os;
-       lo_message reply;
-       reply = lo_message_new ();
-       if (sur->feedback[2]) {
-               os << "/select/" << path << "/" << id;
-       } else {
-               os << "/select/" << path;
-               lo_message_add_int32 (reply, id);
-       }
-       string str_pth = os.str();
-       lo_message_add_float (reply, (float) val);
-
-       lo_send_message (addr, str_pth.c_str(), reply);
-       lo_message_free (reply);
-
-       return 0;
-}
-
 XMLNode&
 OSC::get_state ()
 {
@@ -4757,25 +5447,6 @@ OSC::get_state ()
        node.set_property ("gainmode", default_gainmode);
        node.set_property ("send-page-size", default_send_size);
        node.set_property ("plug-page-size", default_plugin_size);
-       if (_surface.size()) {
-               XMLNode* config = new XMLNode (X_("Configurations"));
-               for (uint32_t it = 0; it < _surface.size(); ++it) {
-                       OSCSurface* sur = &_surface[it];
-                       XMLNode* devnode = new XMLNode (X_("Configuration"));
-                       devnode->set_property (X_("url"), sur->remote_url);
-                       devnode->set_property (X_("bank-size"), sur->bank_size);
-                       devnode->set_property (X_("strip-types"), (uint64_t)sur->strip_types.to_ulong());
-                       devnode->set_property (X_("feedback"), (uint64_t)sur->feedback.to_ulong());
-                       devnode->set_property (X_("gainmode"), sur->gainmode);
-                       devnode->set_property (X_("send-page-size"), sur->send_page_size);
-                       devnode->set_property (X_("plug-page-size"), sur->plug_page_size);
-                       devnode->set_property (X_("no-clear"), sur->no_clear);
-                       devnode->set_property (X_("cue"), sur->cue);
-                       devnode->set_property (X_("aux"), sur->aux);
-                       config->add_child_nocopy (*devnode);
-               }
-               node.add_child_nocopy (*config);
-       }
        return node;
 }
 
@@ -4799,44 +5470,6 @@ OSC::set_state (const XMLNode& node, int version)
        node.get_property (X_("send-page-size"), default_send_size);
        node.get_property (X_("plugin-page-size"), default_plugin_size);
 
-       XMLNode* cnode = node.child (X_("Configurations"));
-
-       if (cnode) {
-               XMLNodeList const& devices = cnode->children();
-               for (XMLNodeList::const_iterator d = devices.begin(); d != devices.end(); ++d) {
-                       OSCSurface s;
-                       if (!(*d)->get_property (X_("url"), s.remote_url)) {
-                               continue;
-                       }
-
-                       bank_dirty = true;
-
-                       (*d)->get_property (X_("bank-size"), s.bank_size);
-
-                       uint64_t bits;
-                       if ((*d)->get_property (X_ ("strip-types"), bits)) {
-                               s.strip_types = bits;
-                       }
-                       if ((*d)->get_property (X_("feedback"), bits)) {
-                               s.feedback = bits;
-                       }
-                       (*d)->get_property (X_("gainmode"), s.gainmode);
-
-                       (*d)->get_property (X_("send-page-size"), s.send_page_size);
-                       (*d)->get_property (X_("plug-page-size"), s.plug_page_size);
-                       (*d)->get_property (X_("no-clear"), s.no_clear);
-                       (*d)->get_property (X_("cue"), s.cue);
-                       (*d)->get_property (X_("aux"), s.aux);
-                       s.bank = 1;
-                       s.sel_obs = 0;
-                       s.expand = 0;
-                       s.expand_enable = false;
-                       s.strips = get_sorted_stripables (s.strip_types, s.cue);
-                       s.nstrips = s.strips.size ();
-                       s.jogmode = JOG;
-                       _surface.push_back (s);
-               }
-       }
        global_init = true;
        tick = false;
 
@@ -4863,70 +5496,111 @@ struct StripableByPresentationOrder
 };
 
 OSC::Sorted
-OSC::get_sorted_stripables(std::bitset<32> types, bool cue)
+OSC::get_sorted_stripables(std::bitset<32> types, bool cue, uint32_t custom, Sorted my_list)
 {
        Sorted sorted;
-
-       // fetch all stripables
        StripableList stripables;
+       StripableList custom_list;
 
+       // fetch all stripables
        session->get_stripables (stripables);
-
+       if (custom) {
+               uint32_t nstps = my_list.size ();
+               // check each custom strip to see if it still exists
+               boost::shared_ptr<Stripable> s;
+               for (uint32_t i = 0; i < nstps; i++) {
+                       bool exists = false;
+                       s = my_list[i];
+                       for (StripableList::iterator it = stripables.begin(); it != stripables.end(); ++it) {
+                               boost::shared_ptr<Stripable> sl = *it;
+                               if (s == sl) {
+                                       exists = true;
+                                       break;
+                               }
+                       }
+                       if(!exists) {
+                               my_list[i] = boost::shared_ptr<Stripable>();
+                       } else {
+                               custom_list.push_back (s);
+                       }
+               }
+               if (custom == 1) {
+                       return my_list;
+               } else {
+                       stripables = custom_list;
+               }
+       }
        // Look for stripables that match bit in sur->strip_types
        for (StripableList::iterator it = stripables.begin(); it != stripables.end(); ++it) {
 
                boost::shared_ptr<Stripable> s = *it;
+               if (!s) {
+                       break;
+               }
+               if (custom == 2) {
+                       // banking off use all valid custom strips
+                       sorted.push_back (s);
+               } else
                if ((!cue) && (!types[9]) && (s->presentation_info().flags() & PresentationInfo::Hidden)) {
                        // do nothing... skip it
+               } else if (types[8] && (s->is_selected())) {
+                       sorted.push_back (s);
+               } else if (types[9] && (s->presentation_info().flags() & PresentationInfo::Hidden)) {
+                       sorted.push_back (s);
+               } else if (s->is_master() || s->is_monitor() || s->is_auditioner()) {
+                       // do nothing for these either (we add them later)
                } else {
-
-                       if (types[0] && (s->presentation_info().flags() & PresentationInfo::AudioTrack)) {
+                       if (types[0] && boost::dynamic_pointer_cast<AudioTrack>(s)) {
+                               sorted.push_back (s);
+                       } else if (types[1] && boost::dynamic_pointer_cast<MidiTrack>(s)) {
+                               sorted.push_back (s);
+                       } else if (types[4] && boost::dynamic_pointer_cast<VCA>(s)) {
                                sorted.push_back (s);
                        } else
-                       if (types[1] && (s->presentation_info().flags() & PresentationInfo::MidiTrack)) {
+#ifdef MIXBUS
+                       if (types[2] && Profile->get_mixbus() && s->mixbus()) {
                                sorted.push_back (s);
                        } else
-                       if ((s->presentation_info().flags() & PresentationInfo::AudioBus)) {
-                               boost::shared_ptr<Route> r = boost::dynamic_pointer_cast<Route> (s);
-                               // r->feeds (session->master_out()) may make more sense
-                               if (r->direct_feeds_according_to_reality (session->master_out())) {
-                                       // this is a bus
-                                       if (types[2]) {
-                                               sorted.push_back (s);
-                                       }
-                               } else {
-                                       // this is an Aux out
-                                       if (types[7]) {
-                                               sorted.push_back (s);
-                                       }
+                       if (types[7] && boost::dynamic_pointer_cast<Route>(s) && !boost::dynamic_pointer_cast<Track>(s)) {
+                               if (Profile->get_mixbus() && !s->mixbus()) {
+                                       sorted.push_back (s);
                                }
-                       } else if (types[3] && (s->presentation_info().flags() & PresentationInfo::MidiBus)) {
-                               sorted.push_back (s);
-                       } else if (types[4] && (s->presentation_info().flags() & PresentationInfo::VCA)) {
-                               sorted.push_back (s);
-                       } else if (types[8] && (s->is_selected())) {
-                               sorted.push_back (s);
-                       } else if (types[9] && (s->presentation_info().flags() & PresentationInfo::Hidden)) {
-                               sorted.push_back (s);
-                       }
-#ifdef MIXBUS
-                       else if (types[2]) {
-                               if (Profile->get_mixbus()) {
-                                       if (s->mixbus()) {
-                                               sorted.push_back (s);
+                       } else
+#endif
+                       if ((types[2] || types[3] || types[7]) && boost::dynamic_pointer_cast<Route>(s) && !boost::dynamic_pointer_cast<Track>(s)) {
+                               boost::shared_ptr<Route> r = boost::dynamic_pointer_cast<Route>(s);
+                               if (!(s->presentation_info().flags() & PresentationInfo::MidiBus)) {
+                                       // note some older sessions will show midibuses as busses
+                                       if (r->direct_feeds_according_to_reality (session->master_out())) {
+                                               // this is a bus
+                                               if (types[2]) {
+                                                       sorted.push_back (s);
+                                               }
+                                       } else {
+                                               // this is an Aux out
+                                               if (types[7]) {
+                                                       sorted.push_back (s);
+                                               }
                                        }
+                               } else if (types[3]) {
+                                               sorted.push_back (s);
                                }
                        }
-#endif
                }
        }
-       sort (sorted.begin(), sorted.end(), StripableByPresentationOrder());
-       // Master/Monitor might be anywhere... we put them at the end - Sorry ;)
-       if (types[5]) {
-               sorted.push_back (session->master_out());
+       if (!custom || (custom & 0x2)) {
+               sort (sorted.begin(), sorted.end(), StripableByPresentationOrder());
        }
-       if (types[6]) {
-               sorted.push_back (session->monitor_out());
+       if (!custom) {
+               // Master/Monitor might be anywhere... we put them at the end - Sorry ;)
+               if (types[5]) {
+                       sorted.push_back (session->master_out());
+               }
+               if (types[6]) {
+                       if (session->monitor_out()) {
+                               sorted.push_back (session->monitor_out());
+                       }
+               }
        }
        return sorted;
 }
@@ -4934,43 +5608,72 @@ OSC::get_sorted_stripables(std::bitset<32> types, bool cue)
 int
 OSC::cue_parse (const char *path, const char* types, lo_arg **argv, int argc, lo_message msg)
 {
+       OSCSurface *s = get_surface(get_address (msg), true);
+       s->bank_size = 0;
+       float value = 0;
+       if (argc == 1) {
+               if (types[0] == 'f') {
+                       value = argv[0]->f;
+               } else if (types[0] == 'i') {
+                       value = (float) argv[0]->i;
+               }
+       }
        int ret = 1; /* unhandled */
-
        if (!strncmp (path, "/cue/aux", 8)) {
                // set our Aux bus
-               ret = cue_set (argv[0]->i, msg);
+               if (argc) {
+                       if (value) {
+                               ret = cue_set ((uint32_t) value, msg);
+                       } else {
+                               ret = 0;
+                       }
+               }
        }
        else if (!strncmp (path, "/cue/connect", 12)) {
                // Connect to default Aux bus
-               if ((!argc) || argv[0]->i) {
+               if ((!argc) || argv[0]->f || argv[0]->i) {
                        ret = cue_set (1, msg);
+               } else {
+                       ret = 0;
                }
        }
        else if (!strncmp (path, "/cue/next_aux", 13)) {
                // switch to next Aux bus
-               if ((!argc) || argv[0]->i) {
+               if ((!argc) || argv[0]->f || argv[0]->i) {
                        ret = cue_next (msg);
+               } else {
+                       ret = 0;
                }
        }
        else if (!strncmp (path, "/cue/previous_aux", 17)) {
                // switch to previous Aux bus
-               if ((!argc) || argv[0]->i) {
+               if ((!argc) || argv[0]->f || argv[0]->i) {
                        ret = cue_previous (msg);
+               } else {
+                       ret = 0;
                }
        }
        else if (!strncmp (path, "/cue/send/fader/", 16) && strlen (path) > 16) {
-               int id = atoi (&path[16]);
-               ret = cue_send_fader (id, argv[0]->f, msg);
+               if (argc == 1) {
+                       int id = atoi (&path[16]);
+                       ret = cue_send_fader (id, value, msg);
+               }
        }
        else if (!strncmp (path, "/cue/send/enable/", 17) && strlen (path) > 17) {
-               int id = atoi (&path[17]);
-               ret = cue_send_enable (id, argv[0]->f, msg);
+               if (argc == 1) {
+                       int id = atoi (&path[17]);
+                       ret = cue_send_enable (id, value, msg);
+               }
        }
        else if (!strncmp (path, "/cue/fader", 10)) {
-               ret = cue_aux_fader (argv[0]->f, msg);
+               if (argc == 1) {
+                       ret = cue_aux_fader (value, msg);
+               }
        }
        else if (!strncmp (path, "/cue/mute", 9)) {
-               ret = cue_aux_mute (argv[0]->f, msg);
+               if (argc == 1) {
+                       ret = cue_aux_mute (value, msg);
+               }
        }
 
        return ret;
@@ -4979,6 +5682,7 @@ OSC::cue_parse (const char *path, const char* types, lo_arg **argv, int argc, lo
 int
 OSC::cue_set (uint32_t aux, lo_message msg)
 {
+
        return _cue_set (aux, get_address (msg));
 }
 
@@ -4986,13 +5690,13 @@ int
 OSC::_cue_set (uint32_t aux, lo_address addr)
 {
        int ret = 1;
-       OSCSurface *s = get_surface(addr);
+       OSCSurface *s = get_surface(addr, true);
        s->bank_size = 0;
        s->strip_types = 128;
        s->feedback = 0;
        s->gainmode = 1;
        s->cue = true;
-       s->strips = get_sorted_stripables(s->strip_types, s->cue);
+       s->strips = get_sorted_stripables(s->strip_types, s->cue, false, s->custom_strips);
 
        s->nstrips = s->strips.size();
 
@@ -5002,29 +5706,6 @@ OSC::_cue_set (uint32_t aux, lo_address addr)
                aux = s->nstrips;
        }
        s->aux = aux;
-
-       // get rid of any old CueObsevers for this address
-       //cueobserver_connections.drop_connections ();
-       CueObservers::iterator x;
-       for (x = cue_observers.begin(); x != cue_observers.end();) {
-
-               OSCCueObserver* co;
-
-               if ((co = dynamic_cast<OSCCueObserver*>(*x)) != 0) {
-
-                       int res = strcmp(lo_address_get_url(co->address()), lo_address_get_url(addr));
-
-                       if (res == 0) {
-                               delete *x;
-                               x = cue_observers.erase (x);
-                       } else {
-                               ++x;
-                       }
-               } else {
-                       ++x;
-               }
-       }
-
        // get a list of Auxes
        for (uint32_t n = 0; n < s->nstrips; ++n) {
                boost::shared_ptr<Stripable> stp = s->strips[n];
@@ -5032,14 +5713,17 @@ OSC::_cue_set (uint32_t aux, lo_address addr)
                        text_message (string_compose ("/cue/name/%1", n+1), stp->name(), addr);
                        if (aux == n+1) {
                                // aux must be at least one
-                               // need a signal if aux vanishes
-                               stp->DropReferences.connect (*this, MISSING_INVALIDATOR, boost::bind (&OSC::_cue_set, this, aux, addr), this);
 
+                               stp->DropReferences.connect (*this, MISSING_INVALIDATOR, boost::bind (&OSC::_cue_set, this, aux, addr), this);
                                // make a list of stripables with sends that go to this bus
                                s->sends = cue_get_sorted_stripables(stp, aux, addr);
-                               // start cue observer
-                               OSCCueObserver* co = new OSCCueObserver (stp, s->sends, addr);
-                               cue_observers.push_back (co);
+                               if (s->cue_obs) {
+                                       s->cue_obs->refresh_strip (stp, s->sends, true);
+                               } else {
+                                       // start cue observer
+                                       OSCCueObserver* co = new OSCCueObserver (*this, s);
+                                       s->cue_obs = co;
+                               }
                                ret = 0;
                        }
 
@@ -5052,7 +5736,7 @@ OSC::_cue_set (uint32_t aux, lo_address addr)
 int
 OSC::cue_next (lo_message msg)
 {
-       OSCSurface *s = get_surface(get_address (msg));
+       OSCSurface *s = get_surface(get_address (msg), true);
        int ret = 1;
 
        if (!s->cue) {
@@ -5069,13 +5753,15 @@ OSC::cue_next (lo_message msg)
 int
 OSC::cue_previous (lo_message msg)
 {
-       OSCSurface *s = get_surface(get_address (msg));
+       OSCSurface *s = get_surface(get_address (msg), true);
        int ret = 1;
        if (!s->cue) {
                ret = cue_set (1, msg);
        }
        if (s->aux > 1) {
                ret = cue_set (s->aux - 1, msg);
+       } else {
+               ret = cue_set (1, msg);
        }
        return ret;
 }
@@ -5083,7 +5769,7 @@ OSC::cue_previous (lo_message msg)
 boost::shared_ptr<Send>
 OSC::cue_get_send (uint32_t id, lo_address addr)
 {
-       OSCSurface *s = get_surface(addr);
+       OSCSurface *s = get_surface(addr, true);
        if (id && s->aux > 0 && id <= s->sends.size()) {
                boost::shared_ptr<Route> r = boost::dynamic_pointer_cast<Route> (s->sends[id - 1]);
                boost::shared_ptr<Stripable> aux = get_strip (s->aux, addr);
@@ -5100,7 +5786,7 @@ OSC::cue_aux_fader (float position, lo_message msg)
 {
        if (!session) return -1;
 
-       OSCSurface *sur = get_surface(get_address (msg));
+       OSCSurface *sur = get_surface(get_address (msg), true);
        if (sur->cue) {
                if (sur->aux) {
                        boost::shared_ptr<Stripable> s = get_strip (sur->aux, get_address (msg));
@@ -5113,7 +5799,7 @@ OSC::cue_aux_fader (float position, lo_message msg)
                        }
                }
        }
-       cue_float_message ("/cue/fader", 0, get_address (msg));
+       float_message ("/cue/fader", 0, get_address (msg));
        return -1;
 }
 
@@ -5122,7 +5808,7 @@ OSC::cue_aux_mute (float state, lo_message msg)
 {
        if (!session) return -1;
 
-       OSCSurface *sur = get_surface(get_address (msg));
+       OSCSurface *sur = get_surface(get_address (msg), true);
        if (sur->cue) {
                if (sur->aux) {
                        boost::shared_ptr<Stripable> s = get_strip (sur->aux, get_address (msg));
@@ -5134,7 +5820,7 @@ OSC::cue_aux_mute (float state, lo_message msg)
                        }
                }
        }
-       cue_float_message ("/cue/mute", 0, get_address (msg));
+       float_message ("/cue/mute", 0, get_address (msg));
        return -1;
 }
 
@@ -5151,7 +5837,7 @@ OSC::cue_send_fader (uint32_t id, float val, lo_message msg)
                        return 0;
                }
        }
-       cue_float_message (string_compose ("/cue/send/fader/%1", id), 0, get_address (msg));
+       float_message (string_compose ("/cue/send/fader/%1", id), 0, get_address (msg));
        return -1;
 }
 
@@ -5169,12 +5855,13 @@ OSC::cue_send_enable (uint32_t id, float state, lo_message msg)
                }
                return 0;
        }
-       cue_float_message (string_compose ("/cue/send/enable/%1", id), 0, get_address (msg));
+       float_message (string_compose ("/cue/send/enable/%1", id), 0, get_address (msg));
        return -1;
 }
 
+// generic send message
 int
-OSC::cue_float_message (string path, float val, lo_address addr)
+OSC::float_message (string path, float val, lo_address addr)
 {
 
        lo_message reply;
@@ -5187,6 +5874,38 @@ OSC::cue_float_message (string path, float val, lo_address addr)
        return 0;
 }
 
+int
+OSC::float_message_with_id (std::string path, uint32_t ssid, float value, bool in_line, lo_address addr)
+{
+       lo_message msg = lo_message_new ();
+       if (in_line) {
+               path = string_compose ("%1/%2", path, ssid);
+       } else {
+               lo_message_add_int32 (msg, ssid);
+       }
+       lo_message_add_float (msg, value);
+
+       lo_send_message (addr, path.c_str(), msg);
+       lo_message_free (msg);
+       return 0;
+}
+
+int
+OSC::int_message_with_id (std::string path, uint32_t ssid, int value, bool in_line, lo_address addr)
+{
+       lo_message msg = lo_message_new ();
+       if (in_line) {
+               path = string_compose ("%1/%2", path, ssid);
+       } else {
+               lo_message_add_int32 (msg, ssid);
+       }
+       lo_message_add_int32 (msg, value);
+
+       lo_send_message (addr, path.c_str(), msg);
+       lo_message_free (msg);
+       return 0;
+}
+
 int
 OSC::text_message (string path, string val, lo_address addr)
 {
@@ -5201,6 +5920,22 @@ OSC::text_message (string path, string val, lo_address addr)
        return 0;
 }
 
+int
+OSC::text_message_with_id (std::string path, uint32_t ssid, std::string val, bool in_line, lo_address addr)
+{
+       lo_message msg = lo_message_new ();
+       if (in_line) {
+               path = string_compose ("%1/%2", path, ssid);
+       } else {
+               lo_message_add_int32 (msg, ssid);
+       }
+
+       lo_message_add_string (msg, val.c_str());
+
+       lo_send_message (addr, path.c_str(), msg);
+       lo_message_free (msg);
+       return 0;
+}
 
 // we have to have a sorted list of stripables that have sends pointed at our aux
 // we can use the one in osc.cc to get an aux list
@@ -5208,7 +5943,6 @@ OSC::Sorted
 OSC::cue_get_sorted_stripables(boost::shared_ptr<Stripable> aux, uint32_t id, lo_message msg)
 {
        Sorted sorted;
-       cueobserver_connections.drop_connections ();
        // fetch all stripables
        StripableList stripables;