libs/surfaces/osc/osc.cc

   1 /*
   2  * Copyright (C) 2006 Paul Davis
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation; either version 2 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with this program; if not, write to the Free Software
  16  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  17  *
  18  */
  19
  20 #include <cstdio>
  21 #include <cstdlib>
  22 #include <cerrno>
  23 #include <algorithm>
  24
  25 #include <unistd.h>
  26 #include <fcntl.h>
  27
  28 #include "pbd/gstdio_compat.h"
  29 #include <glibmm.h>
  30
  31 #include <pbd/convert.h>
  32 #include <pbd/pthread_utils.h>
  33 #include <pbd/file_utils.h>
  34 #include <pbd/failed_constructor.h>
  35
  36 #include "ardour/amp.h"
  37 #include "ardour/session.h"
  38 #include "ardour/route.h"
  39 #include "ardour/audio_track.h"
  40 #include "ardour/midi_track.h"
  41 #include "ardour/monitor_control.h"
  42 #include "ardour/dB.h"
  43 #include "ardour/filesystem_paths.h"
  44 #include "ardour/panner.h"
  45 #include "ardour/plugin.h"
  46 #include "ardour/plugin_insert.h"
  47 #include "ardour/presentation_info.h"
  48 #include "ardour/send.h"
  49 #include "ardour/phase_control.h"
  50 #include "ardour/solo_isolate_control.h"
  51 #include "ardour/solo_safe_control.h"
  52 #include "ardour/vca_manager.h"
  53
  54 #include "osc_select_observer.h"
  55 #include "osc.h"
  56 #include "osc_controllable.h"
  57 #include "osc_route_observer.h"
  58 #include "osc_global_observer.h"
  59 #include "i18n.h"
  60
  61 using namespace ARDOUR;
  62 using namespace std;
  63 using namespace Glib;
  64 using namespace ArdourSurface;
  65
  66 #include "pbd/abstract_ui.cc" // instantiate template
  67
  68 OSC* OSC::_instance = 0;
  69
  70 #ifdef DEBUG
  71 static void error_callback(int num, const char *m, const char *path)
  72 {
  73         fprintf(stderr, "liblo server error %d in path %s: %s\n", num, path, m);
  74 }
  75 #else
  76 static void error_callback(int, const char *, const char *)
  77 {
  78
  79 }
  80 #endif
  81
  82 OSC::OSC (Session& s, uint32_t port)
  83         : ControlProtocol (s, X_("Open Sound Control (OSC)"))
  84         , AbstractUI<OSCUIRequest> (name())
  85         , local_server (0)
  86         , remote_server (0)
  87         , _port(port)
  88         , _ok (true)
  89         , _shutdown (false)
  90         , _osc_server (0)
  91         , _osc_unix_server (0)
  92         , _send_route_changes (true)
  93         , _debugmode (Off)
  94         , tick (true)
  95         , bank_dirty (false)
  96         , gui (0)
  97 {
  98         _instance = this;
  99
 100         session->Exported.connect (*this, MISSING_INVALIDATOR, boost::bind (&OSC::session_exported, this, _1, _2), this);
 101 }
 102
 103 OSC::~OSC()
 104 {
 105         stop ();
 106         _instance = 0;
 107 }
 108
 109 void*
 110 OSC::request_factory (uint32_t num_requests)
 111 {
 112         /* AbstractUI<T>::request_buffer_factory() is a template method only
 113            instantiated in this source module. To provide something visible for
 114            use in the interface/descriptor, we have this static method that is
 115            template-free.
 116         */
 117         return request_buffer_factory (num_requests);
 118 }
 119
 120 void
 121 OSC::do_request (OSCUIRequest* req)
 122 {
 123         if (req->type == CallSlot) {
 124
 125                 call_slot (MISSING_INVALIDATOR, req->the_slot);
 126
 127         } else if (req->type == Quit) {
 128
 129                 stop ();
 130         }
 131 }
 132
 133 int
 134 OSC::set_active (bool yn)
 135 {
 136         if (yn != active()) {
 137
 138                 if (yn) {
 139                         if (start ()) {
 140                                 return -1;
 141                         }
 142                 } else {
 143                         if (stop ()) {
 144                                 return -1;
 145                         }
 146                 }
 147
 148         }
 149
 150         return ControlProtocol::set_active (yn);
 151 }
 152
 153 bool
 154 OSC::get_active () const
 155 {
 156         return _osc_server != 0;
 157 }
 158
 159 int
 160 OSC::set_feedback (bool yn)
 161 {
 162         _send_route_changes = yn;
 163         return 0;
 164 }
 165
 166 bool
 167 OSC::get_feedback () const
 168 {
 169         return _send_route_changes;
 170 }
 171
 172 int
 173 OSC::start ()
 174 {
 175         char tmpstr[255];
 176
 177         if (_osc_server) {
 178                 /* already started */
 179                 return 0;
 180         }
 181
 182         for (int j=0; j < 20; ++j) {
 183                 snprintf(tmpstr, sizeof(tmpstr), "%d", _port);
 184
 185                 //if ((_osc_server = lo_server_new_with_proto (tmpstr, LO_TCP, error_callback))) {
 186                 //      break;
 187                 //}
 188
 189                 if ((_osc_server = lo_server_new (tmpstr, error_callback))) {
 190                         break;
 191                 }
 192
 193 #ifdef DEBUG
 194                 cerr << "can't get osc at port: " << _port << endl;
 195 #endif
 196                 _port++;
 197                 continue;
 198         }
 199
 200         if (!_osc_server) {
 201                 return 1;
 202         }
 203
 204 #ifdef ARDOUR_OSC_UNIX_SERVER
 205
 206         // APPEARS sluggish for now
 207
 208         // attempt to create unix socket server too
 209
 210         snprintf(tmpstr, sizeof(tmpstr), "/tmp/sooperlooper_XXXXXX");
 211         int fd = mkstemp(tmpstr);
 212
 213         if (fd >= 0 ) {
 214                 ::g_unlink (tmpstr);
 215                 close (fd);
 216
 217                 _osc_unix_server = lo_server_new (tmpstr, error_callback);
 218
 219                 if (_osc_unix_server) {
 220                         _osc_unix_socket_path = tmpstr;
 221                 }
 222         }
 223 #endif
 224
 225         PBD::info << "OSC @ " << get_server_url () << endmsg;
 226
 227         std::string url_file;
 228
 229         if (find_file (ardour_config_search_path(), "osc_url", url_file)) {
 230                 _osc_url_file = url_file;
 231                 if (g_file_set_contents (_osc_url_file.c_str(), get_server_url().c_str(), -1, NULL)) {
 232                         cerr << "Couldn't write '" <<  _osc_url_file << "'" <<endl;
 233                 }
 234         }
 235
 236         register_callbacks();
 237
 238         session_loaded (*session);
 239
 240         // lo_server_thread_add_method(_sthread, NULL, NULL, OSC::_dummy_handler, this);
 241
 242         /* startup the event loop thread */
 243
 244         BaseUI::run ();
 245
 246         // start timers for metering, timecode and heartbeat.
 247         // timecode and metering run at 100
 248         Glib::RefPtr<Glib::TimeoutSource> periodic_timeout = Glib::TimeoutSource::create (100); // milliseconds
 249         periodic_connection = periodic_timeout->connect (sigc::mem_fun (*this, &OSC::periodic));
 250         periodic_timeout->attach (main_loop()->get_context());
 251
 252         // catch changes to selection for GUI_select mode
 253         StripableSelectionChanged.connect (session_connections, MISSING_INVALIDATOR, boost::bind (&OSC::gui_selection_changed, this), this);
 254
 255         // catch track reordering
 256         // receive routes added
 257         session->RouteAdded.connect(session_connections, MISSING_INVALIDATOR, boost::bind (&OSC::notify_routes_added, this, _1), this);
 258         // receive VCAs added
 259         session->vca_manager().VCAAdded.connect(session_connections, MISSING_INVALIDATOR, boost::bind (&OSC::notify_vca_added, this, _1), this);
 260         // order changed
 261         PresentationInfo::Change.connect (session_connections, MISSING_INVALIDATOR, boost::bind (&OSC::recalcbanks, this), this);
 262
 263         _select = boost::shared_ptr<Stripable>();
 264
 265         return 0;
 266 }
 267
 268 void
 269 OSC::thread_init ()
 270 {
 271         pthread_set_name (event_loop_name().c_str());
 272
 273         if (_osc_unix_server) {
 274                 Glib::RefPtr<IOSource> src = IOSource::create (lo_server_get_socket_fd (_osc_unix_server), IO_IN|IO_HUP|IO_ERR);
 275                 src->connect (sigc::bind (sigc::mem_fun (*this, &OSC::osc_input_handler), _osc_unix_server));
 276                 src->attach (_main_loop->get_context());
 277                 local_server = src->gobj();
 278                 g_source_ref (local_server);
 279         }
 280
 281         if (_osc_server) {
 282 #ifdef PLATFORM_WINDOWS
 283                 Glib::RefPtr<IOChannel> chan = Glib::IOChannel::create_from_win32_socket (lo_server_get_socket_fd (_osc_server));
 284                 Glib::RefPtr<IOSource> src  = IOSource::create (chan, IO_IN|IO_HUP|IO_ERR);
 285 #else
 286                 Glib::RefPtr<IOSource> src  = IOSource::create (lo_server_get_socket_fd (_osc_server), IO_IN|IO_HUP|IO_ERR);
 287 #endif
 288                 src->connect (sigc::bind (sigc::mem_fun (*this, &OSC::osc_input_handler), _osc_server));
 289                 src->attach (_main_loop->get_context());
 290                 remote_server = src->gobj();
 291                 g_source_ref (remote_server);
 292         }
 293
 294         PBD::notify_event_loops_about_thread_creation (pthread_self(), event_loop_name(), 2048);
 295         SessionEvent::create_per_thread_pool (event_loop_name(), 128);
 296 }
 297
 298 int
 299 OSC::stop ()
 300 {
 301         /* stop main loop */
 302
 303         if (local_server) {
 304                 g_source_destroy (local_server);
 305                 g_source_unref (local_server);
 306                 local_server = 0;
 307         }
 308
 309         if (remote_server) {
 310                 g_source_destroy (remote_server);
 311                 g_source_unref (remote_server);
 312                 remote_server = 0;
 313         }
 314
 315         BaseUI::quit ();
 316
 317         if (_osc_server) {
 318                 lo_server_free (_osc_server);
 319                 _osc_server = 0;
 320         }
 321
 322         if (_osc_unix_server) {
 323                 lo_server_free (_osc_unix_server);
 324                 _osc_unix_server = 0;
 325         }
 326
 327         if (!_osc_unix_socket_path.empty()) {
 328                 ::g_unlink (_osc_unix_socket_path.c_str());
 329         }
 330
 331         if (!_osc_url_file.empty() ) {
 332                 ::g_unlink (_osc_url_file.c_str() );
 333         }
 334
 335         periodic_connection.disconnect ();
 336         session_connections.drop_connections ();
 337         // Delete any active route observers
 338         for (RouteObservers::iterator x = route_observers.begin(); x != route_observers.end();) {
 339
 340                 OSCRouteObserver* rc;
 341
 342                 if ((rc = dynamic_cast<OSCRouteObserver*>(*x)) != 0) {
 343                         delete *x;
 344                         x = route_observers.erase (x);
 345                 } else {
 346                         ++x;
 347                 }
 348         }
 349 // Should maybe do global_observers too
 350         for (GlobalObservers::iterator x = global_observers.begin(); x != global_observers.end();) {
 351
 352                 OSCGlobalObserver* gc;
 353
 354                 if ((gc = dynamic_cast<OSCGlobalObserver*>(*x)) != 0) {
 355                         delete *x;
 356                         x = global_observers.erase (x);
 357                 } else {
 358                         ++x;
 359                 }
 360         }
 361 // delete select observers
 362         for (uint32_t it = 0; it < _surface.size(); ++it) {
 363                 OSCSurface* sur = &_surface[it];
 364                 OSCSelectObserver* so;
 365                 if ((so = dynamic_cast<OSCSelectObserver*>(sur->sel_obs)) != 0) {
 366                         delete so;
 367                 }
 368         }
 369
 370         return 0;
 371 }
 372
 373 void
 374 OSC::register_callbacks()
 375 {
 376         lo_server srvs[2];
 377         lo_server serv;
 378
 379         srvs[0] = _osc_server;
 380         srvs[1] = _osc_unix_server;
 381
 382         for (size_t i = 0; i < 2; ++i) {
 383
 384                 if (!srvs[i]) {
 385                         continue;
 386                 }
 387
 388                 serv = srvs[i];
 389
 390
 391 #define REGISTER_CALLBACK(serv,path,types, function) lo_server_add_method (serv, path, types, OSC::_ ## function, this)
 392
 393                 // Some controls have optional "f" for feedback or touchosc
 394                 // http://hexler.net/docs/touchosc-controls-reference
 395
 396                 REGISTER_CALLBACK (serv, "/set_surface", "iiii", set_surface);
 397                 REGISTER_CALLBACK (serv, "/set_surface/feedback", "i", set_surface_feedback);
 398                 REGISTER_CALLBACK (serv, "/set_surface/bank_size", "i", set_surface_bank_size);
 399                 REGISTER_CALLBACK (serv, "/set_surface/gainmode", "i", set_surface_gainmode);
 400                 REGISTER_CALLBACK (serv, "/set_surface/strip_types", "i", set_surface_strip_types);
 401                 REGISTER_CALLBACK (serv, "/strip/list", "", routes_list);
 402                 REGISTER_CALLBACK (serv, "/add_marker", "", add_marker);
 403                 REGISTER_CALLBACK (serv, "/add_marker", "f", add_marker);
 404                 REGISTER_CALLBACK (serv, "/access_action", "s", access_action);
 405                 REGISTER_CALLBACK (serv, "/loop_toggle", "", loop_toggle);
 406                 REGISTER_CALLBACK (serv, "/loop_toggle", "f", loop_toggle);
 407                 REGISTER_CALLBACK (serv, "/loop_location", "ii", loop_location);
 408                 REGISTER_CALLBACK (serv, "/goto_start", "", goto_start);
 409                 REGISTER_CALLBACK (serv, "/goto_start", "f", goto_start);
 410                 REGISTER_CALLBACK (serv, "/goto_end", "", goto_end);
 411                 REGISTER_CALLBACK (serv, "/goto_end", "f", goto_end);
 412                 REGISTER_CALLBACK (serv, "/rewind", "", rewind);
 413                 REGISTER_CALLBACK (serv, "/rewind", "f", rewind);
 414                 REGISTER_CALLBACK (serv, "/ffwd", "", ffwd);
 415                 REGISTER_CALLBACK (serv, "/ffwd", "f", ffwd);
 416                 REGISTER_CALLBACK (serv, "/transport_stop", "", transport_stop);
 417                 REGISTER_CALLBACK (serv, "/transport_stop", "f", transport_stop);
 418                 REGISTER_CALLBACK (serv, "/transport_play", "", transport_play);
 419                 REGISTER_CALLBACK (serv, "/transport_play", "f", transport_play);
 420                 REGISTER_CALLBACK (serv, "/transport_frame", "", transport_frame);
 421                 REGISTER_CALLBACK (serv, "/transport_speed", "", transport_speed);
 422                 REGISTER_CALLBACK (serv, "/record_enabled", "", record_enabled);
 423                 REGISTER_CALLBACK (serv, "/set_transport_speed", "f", set_transport_speed);
 424                 // locate ii is position and bool roll
 425                 REGISTER_CALLBACK (serv, "/locate", "ii", locate);
 426                 REGISTER_CALLBACK (serv, "/save_state", "", save_state);
 427                 REGISTER_CALLBACK (serv, "/save_state", "f", save_state);
 428                 REGISTER_CALLBACK (serv, "/prev_marker", "", prev_marker);
 429                 REGISTER_CALLBACK (serv, "/prev_marker", "f", prev_marker);
 430                 REGISTER_CALLBACK (serv, "/next_marker", "", next_marker);
 431                 REGISTER_CALLBACK (serv, "/next_marker", "f", next_marker);
 432                 REGISTER_CALLBACK (serv, "/undo", "", undo);
 433                 REGISTER_CALLBACK (serv, "/undo", "f", undo);
 434                 REGISTER_CALLBACK (serv, "/redo", "", redo);
 435                 REGISTER_CALLBACK (serv, "/redo", "f", redo);
 436                 REGISTER_CALLBACK (serv, "/toggle_punch_in", "", toggle_punch_in);
 437                 REGISTER_CALLBACK (serv, "/toggle_punch_in", "f", toggle_punch_in);
 438                 REGISTER_CALLBACK (serv, "/toggle_punch_out", "", toggle_punch_out);
 439                 REGISTER_CALLBACK (serv, "/toggle_punch_out", "f", toggle_punch_out);
 440                 REGISTER_CALLBACK (serv, "/rec_enable_toggle", "", rec_enable_toggle);
 441                 REGISTER_CALLBACK (serv, "/rec_enable_toggle", "f", rec_enable_toggle);
 442                 REGISTER_CALLBACK (serv, "/toggle_all_rec_enables", "", toggle_all_rec_enables);
 443                 REGISTER_CALLBACK (serv, "/toggle_all_rec_enables", "f", toggle_all_rec_enables);
 444                 REGISTER_CALLBACK (serv, "/all_tracks_rec_in", "f", all_tracks_rec_in);
 445                 REGISTER_CALLBACK (serv, "/all_tracks_rec_out", "f", all_tracks_rec_out);
 446                 REGISTER_CALLBACK (serv, "/remove_marker", "", remove_marker_at_playhead);
 447                 REGISTER_CALLBACK (serv, "/remove_marker", "f", remove_marker_at_playhead);
 448                 REGISTER_CALLBACK (serv, "/jump_bars", "f", jump_by_bars);
 449                 REGISTER_CALLBACK (serv, "/jump_seconds", "f", jump_by_seconds);
 450                 REGISTER_CALLBACK (serv, "/mark_in", "", mark_in);
 451                 REGISTER_CALLBACK (serv, "/mark_in", "f", mark_in);
 452                 REGISTER_CALLBACK (serv, "/mark_out", "", mark_out);
 453                 REGISTER_CALLBACK (serv, "/mark_out", "f", mark_out);
 454                 REGISTER_CALLBACK (serv, "/toggle_click", "", toggle_click);
 455                 REGISTER_CALLBACK (serv, "/toggle_click", "f", toggle_click);
 456                 REGISTER_CALLBACK (serv, "/midi_panic", "", midi_panic);
 457                 REGISTER_CALLBACK (serv, "/midi_panic", "f", midi_panic);
 458                 REGISTER_CALLBACK (serv, "/toggle_roll", "", toggle_roll);
 459                 REGISTER_CALLBACK (serv, "/toggle_roll", "f", toggle_roll);
 460                 REGISTER_CALLBACK (serv, "/stop_forget", "", stop_forget);
 461                 REGISTER_CALLBACK (serv, "/stop_forget", "f", stop_forget);
 462                 REGISTER_CALLBACK (serv, "/set_punch_range", "", set_punch_range);
 463                 REGISTER_CALLBACK (serv, "/set_punch_range", "f", set_punch_range);
 464                 REGISTER_CALLBACK (serv, "/set_loop_range", "", set_loop_range);
 465                 REGISTER_CALLBACK (serv, "/set_loop_range", "f", set_loop_range);
 466                 REGISTER_CALLBACK (serv, "/set_session_range", "", set_session_range);
 467                 REGISTER_CALLBACK (serv, "/set_session_range", "f", set_session_range);
 468                 // /toggle_monitor_* not working (comented out)
 469                 REGISTER_CALLBACK (serv, "/toggle_monitor_mute", "", toggle_monitor_mute);
 470                 REGISTER_CALLBACK (serv, "/toggle_monitor_mute", "f", toggle_monitor_mute);
 471                 REGISTER_CALLBACK (serv, "/toggle_monitor_dim", "", toggle_monitor_dim);
 472                 REGISTER_CALLBACK (serv, "/toggle_monitor_dim", "f", toggle_monitor_dim);
 473                 REGISTER_CALLBACK (serv, "/toggle_monitor_mono", "", toggle_monitor_mono);
 474                 REGISTER_CALLBACK (serv, "/toggle_monitor_mono", "f", toggle_monitor_mono);
 475                 REGISTER_CALLBACK (serv, "/quick_snapshot_switch", "", quick_snapshot_switch);
 476                 REGISTER_CALLBACK (serv, "/quick_snapshot_switch", "f", quick_snapshot_switch);
 477                 REGISTER_CALLBACK (serv, "/quick_snapshot_stay", "", quick_snapshot_stay);
 478                 REGISTER_CALLBACK (serv, "/quick_snapshot_stay", "f", quick_snapshot_stay);
 479                 REGISTER_CALLBACK (serv, "/fit_1_track", "", fit_1_track);
 480                 REGISTER_CALLBACK (serv, "/fit_1_track", "f", fit_1_track);
 481                 REGISTER_CALLBACK (serv, "/fit_2_tracks", "", fit_2_tracks);
 482                 REGISTER_CALLBACK (serv, "/fit_2_tracks", "f", fit_2_tracks);
 483                 REGISTER_CALLBACK (serv, "/fit_4_tracks", "", fit_4_tracks);
 484                 REGISTER_CALLBACK (serv, "/fit_4_tracks", "f", fit_4_tracks);
 485                 REGISTER_CALLBACK (serv, "/fit_8_tracks", "", fit_8_tracks);
 486                 REGISTER_CALLBACK (serv, "/fit_8_tracks", "f", fit_8_tracks);
 487                 REGISTER_CALLBACK (serv, "/fit_16_tracks", "", fit_16_tracks);
 488                 REGISTER_CALLBACK (serv, "/fit_16_tracks", "f", fit_16_tracks);
 489                 REGISTER_CALLBACK (serv, "/fit_32_tracks", "", fit_32_tracks);
 490                 REGISTER_CALLBACK (serv, "/fit_32_tracks", "f", fit_32_tracks);
 491                 REGISTER_CALLBACK (serv, "/fit_all_tracks", "", fit_all_tracks);
 492                 REGISTER_CALLBACK (serv, "/fit_all_tracks", "f", fit_all_tracks);
 493                 REGISTER_CALLBACK (serv, "/zoom_100_ms", "", zoom_100_ms);
 494                 REGISTER_CALLBACK (serv, "/zoom_100_ms", "f", zoom_100_ms);
 495                 REGISTER_CALLBACK (serv, "/zoom_1_sec", "", zoom_1_sec);
 496                 REGISTER_CALLBACK (serv, "/zoom_1_sec", "f", zoom_1_sec);
 497                 REGISTER_CALLBACK (serv, "/zoom_10_sec", "", zoom_10_sec);
 498                 REGISTER_CALLBACK (serv, "/zoom_10_sec", "f", zoom_10_sec);
 499                 REGISTER_CALLBACK (serv, "/zoom_1_min", "", zoom_1_min);
 500                 REGISTER_CALLBACK (serv, "/zoom_1_min", "f", zoom_1_min);
 501                 REGISTER_CALLBACK (serv, "/zoom_5_min", "", zoom_5_min);
 502                 REGISTER_CALLBACK (serv, "/zoom_5_min", "f", zoom_5_min);
 503                 REGISTER_CALLBACK (serv, "/zoom_10_min", "", zoom_10_min);
 504                 REGISTER_CALLBACK (serv, "/zoom_10_min", "f", zoom_10_min);
 505                 REGISTER_CALLBACK (serv, "/zoom_to_session", "", zoom_to_session);
 506                 REGISTER_CALLBACK (serv, "/zoom_to_session", "f", zoom_to_session);
 507                 REGISTER_CALLBACK (serv, "/temporal_zoom_in", "f", temporal_zoom_in);
 508                 REGISTER_CALLBACK (serv, "/temporal_zoom_in", "", temporal_zoom_in);
 509                 REGISTER_CALLBACK (serv, "/temporal_zoom_out", "", temporal_zoom_out);
 510                 REGISTER_CALLBACK (serv, "/temporal_zoom_out", "f", temporal_zoom_out);
 511                 REGISTER_CALLBACK (serv, "/scroll_up_1_track", "f", scroll_up_1_track);
 512                 REGISTER_CALLBACK (serv, "/scroll_up_1_track", "", scroll_up_1_track);
 513                 REGISTER_CALLBACK (serv, "/scroll_dn_1_track", "f", scroll_dn_1_track);
 514                 REGISTER_CALLBACK (serv, "/scroll_dn_1_track", "", scroll_dn_1_track);
 515                 REGISTER_CALLBACK (serv, "/scroll_up_1_page", "f", scroll_up_1_page);
 516                 REGISTER_CALLBACK (serv, "/scroll_up_1_page", "", scroll_up_1_page);
 517                 REGISTER_CALLBACK (serv, "/scroll_dn_1_page", "f", scroll_dn_1_page);
 518                 REGISTER_CALLBACK (serv, "/scroll_dn_1_page", "", scroll_dn_1_page);
 519                 REGISTER_CALLBACK (serv, "/bank_up", "", bank_up);
 520                 REGISTER_CALLBACK (serv, "/bank_up", "f", bank_up);
 521                 REGISTER_CALLBACK (serv, "/bank_down", "", bank_down);
 522                 REGISTER_CALLBACK (serv, "/bank_down", "f", bank_down);
 523
 524                 // controls for "special" strips
 525                 REGISTER_CALLBACK (serv, "/master/gain", "f", master_set_gain);
 526                 REGISTER_CALLBACK (serv, "/master/fader", "i", master_set_fader);
 527                 REGISTER_CALLBACK (serv, "/master/mute", "i", master_set_mute);
 528                 REGISTER_CALLBACK (serv, "/master/trimdB", "f", master_set_trim);
 529                 REGISTER_CALLBACK (serv, "/master/pan_stereo_position", "f", master_set_pan_stereo_position);
 530                 REGISTER_CALLBACK (serv, "/monitor/gain", "f", monitor_set_gain);
 531                 REGISTER_CALLBACK (serv, "/monitor/fader", "i", monitor_set_fader);
 532
 533                 // Controls for the Selected strip
 534                 REGISTER_CALLBACK (serv, "/select/recenable", "i", sel_recenable);
 535                 REGISTER_CALLBACK (serv, "/select/record_safe", "i", sel_recsafe);
 536                 REGISTER_CALLBACK (serv, "/select/mute", "i", sel_mute);
 537                 REGISTER_CALLBACK (serv, "/select/solo", "i", sel_solo);
 538                 REGISTER_CALLBACK (serv, "/select/solo_iso", "i", sel_solo_iso);
 539                 REGISTER_CALLBACK (serv, "/select/solo_safe", "i", sel_solo_safe);
 540                 REGISTER_CALLBACK (serv, "/select/monitor_input", "i", sel_monitor_input);
 541                 REGISTER_CALLBACK (serv, "/select/monitor_disk", "i", sel_monitor_disk);
 542                 REGISTER_CALLBACK (serv, "/select/polarity", "i", sel_phase);
 543                 REGISTER_CALLBACK (serv, "/select/gain", "f", sel_gain);
 544                 REGISTER_CALLBACK (serv, "/select/fader", "f", sel_fader);
 545                 REGISTER_CALLBACK (serv, "/select/trimdB", "f", sel_trim);
 546                 REGISTER_CALLBACK (serv, "/select/pan_stereo_position", "f", sel_pan_position);
 547                 REGISTER_CALLBACK (serv, "/select/pan_stereo_width", "f", sel_pan_width);
 548                 REGISTER_CALLBACK (serv, "/select/send_gain", "if", sel_sendgain);
 549                 REGISTER_CALLBACK (serv, "/select/send_fader", "if", sel_sendfader);
 550                 REGISTER_CALLBACK (serv, "/select/send_enable", "if", sel_sendenable);
 551                 REGISTER_CALLBACK (serv, "/select/expand", "i", sel_expand);
 552                 REGISTER_CALLBACK (serv, "/select/pan_elevation_position", "f", sel_pan_elevation);
 553                 REGISTER_CALLBACK (serv, "/select/pan_frontback_position", "f", sel_pan_frontback);
 554                 REGISTER_CALLBACK (serv, "/select/pan_lfe_position", "f", sel_pan_lfe);
 555                 REGISTER_CALLBACK (serv, "/select/comp_enable", "f", sel_comp_enable);
 556                 REGISTER_CALLBACK (serv, "/select/comp_threshold", "f", sel_comp_threshold);
 557                 REGISTER_CALLBACK (serv, "/select/comp_speed", "f", sel_comp_speed);
 558                 REGISTER_CALLBACK (serv, "/select/comp_mode", "f", sel_comp_mode);
 559                 REGISTER_CALLBACK (serv, "/select/comp_makeup", "f", sel_comp_makeup);
 560                 REGISTER_CALLBACK (serv, "/select/eq_enable", "f", sel_eq_enable);
 561                 REGISTER_CALLBACK (serv, "/select/eq_hpf", "f", sel_eq_hpf);
 562                 REGISTER_CALLBACK (serv, "/select/eq_gain", "if", sel_eq_gain);
 563                 REGISTER_CALLBACK (serv, "/select/eq_freq", "if", sel_eq_freq);
 564                 REGISTER_CALLBACK (serv, "/select/eq_q", "if", sel_eq_q);
 565                 REGISTER_CALLBACK (serv, "/select/eq_shape", "if", sel_eq_shape);
 566
 567                 /* These commands require the route index in addition to the arg; TouchOSC (et al) can't use these  */
 568                 REGISTER_CALLBACK (serv, "/strip/mute", "ii", route_mute);
 569                 REGISTER_CALLBACK (serv, "/strip/solo", "ii", route_solo);
 570                 REGISTER_CALLBACK (serv, "/strip/solo_iso", "ii", route_solo_iso);
 571                 REGISTER_CALLBACK (serv, "/strip/solo_safe", "ii", route_solo_safe);
 572                 REGISTER_CALLBACK (serv, "/strip/recenable", "ii", route_recenable);
 573                 REGISTER_CALLBACK (serv, "/strip/record_safe", "ii", route_recsafe);
 574                 REGISTER_CALLBACK (serv, "/strip/monitor_input", "ii", route_monitor_input);
 575                 REGISTER_CALLBACK (serv, "/strip/monitor_disk", "ii", route_monitor_disk);
 576                 REGISTER_CALLBACK (serv, "/strip/expand", "ii", strip_expand);
 577                 REGISTER_CALLBACK (serv, "/strip/select", "ii", strip_gui_select);
 578                 REGISTER_CALLBACK (serv, "/strip/polarity", "ii", strip_phase);
 579                 REGISTER_CALLBACK (serv, "/strip/gain", "if", route_set_gain_dB);
 580                 REGISTER_CALLBACK (serv, "/strip/fader", "if", route_set_gain_fader);
 581                 REGISTER_CALLBACK (serv, "/strip/trimdB", "if", route_set_trim_dB);
 582                 REGISTER_CALLBACK (serv, "/strip/pan_stereo_position", "if", route_set_pan_stereo_position);
 583                 REGISTER_CALLBACK (serv, "/strip/pan_stereo_width", "if", route_set_pan_stereo_width);
 584                 REGISTER_CALLBACK (serv, "/strip/plugin/parameter", "iiif", route_plugin_parameter);
 585                 // prints to cerr only
 586                 REGISTER_CALLBACK (serv, "/strip/plugin/parameter/print", "iii", route_plugin_parameter_print);
 587                 REGISTER_CALLBACK (serv, "/strip/send/gainabs", "iif", route_set_send_gain_abs);
 588                 REGISTER_CALLBACK (serv, "/strip/send/gain", "iif", route_set_send_gain_dB);
 589                 REGISTER_CALLBACK (serv, "/strip/send/fader", "iif", route_set_send_fader);
 590                 REGISTER_CALLBACK (serv, "/strip/send/enable", "iif", route_set_send_enable);
 591
 592                 /* still not-really-standardized query interface */
 593                 //REGISTER_CALLBACK (serv, "/ardour/*/#current_value", "", current_value);
 594                 //REGISTER_CALLBACK (serv, "/ardour/set", "", set);
 595
 596                 // un/register_update args= s:ctrl s:returl s:retpath
 597                 //lo_server_add_method(serv, "/register_update", "sss", OSC::global_register_update_handler, this);
 598                 //lo_server_add_method(serv, "/unregister_update", "sss", OSC::global_unregister_update_handler, this);
 599                 //lo_server_add_method(serv, "/register_auto_update", "siss", OSC::global_register_auto_update_handler, this);
 600                 //lo_server_add_method(serv, "/unregister_auto_update", "sss", OSC::_global_unregister_auto_update_handler, this);
 601
 602                 /* this is a special catchall handler,
 603                  * register at the end so this is only called if no
 604                  * other handler matches (used for debug) */
 605                 lo_server_add_method (serv, 0, 0, _catchall, this);
 606         }
 607 }
 608
 609 bool
 610 OSC::osc_input_handler (IOCondition ioc, lo_server srv)
 611 {
 612         if (ioc & ~IO_IN) {
 613                 return false;
 614         }
 615
 616         if (ioc & IO_IN) {
 617                 lo_server_recv (srv);
 618         }
 619
 620         return true;
 621 }
 622
 623 std::string
 624 OSC::get_server_url()
 625 {
 626         string url;
 627         char * urlstr;
 628
 629         if (_osc_server) {
 630                 urlstr = lo_server_get_url (_osc_server);
 631                 url = urlstr;
 632                 free (urlstr);
 633         }
 634
 635         return url;
 636 }
 637
 638 std::string
 639 OSC::get_unix_server_url()
 640 {
 641         string url;
 642         char * urlstr;
 643
 644         if (_osc_unix_server) {
 645                 urlstr = lo_server_get_url (_osc_unix_server);
 646                 url = urlstr;
 647                 free (urlstr);
 648         }
 649
 650         return url;
 651 }
 652
 653 void
 654 OSC::listen_to_route (boost::shared_ptr<Stripable> strip, lo_address addr)
 655 {
 656         if (!strip) {
 657                 return;
 658         }
 659         /* avoid duplicate listens */
 660
 661         for (RouteObservers::iterator x = route_observers.begin(); x != route_observers.end(); ++x) {
 662
 663                 OSCRouteObserver* ro;
 664
 665                 if ((ro = dynamic_cast<OSCRouteObserver*>(*x)) != 0) {
 666
 667                         int res = strcmp(lo_address_get_url(ro->address()), lo_address_get_url(addr));
 668
 669                         if (ro->strip() == strip && res == 0) {
 670                                 return;
 671                         }
 672                 }
 673         }
 674
 675         OSCSurface *s = get_surface(addr);
 676         uint32_t ssid = get_sid (strip, addr);
 677         OSCRouteObserver* o = new OSCRouteObserver (strip, addr, ssid, s->gainmode, s->feedback);
 678         route_observers.push_back (o);
 679
 680         strip->DropReferences.connect (*this, MISSING_INVALIDATOR, boost::bind (&OSC::route_lost, this, boost::weak_ptr<Stripable> (strip)), this);
 681 }
 682
 683 void
 684 OSC::route_lost (boost::weak_ptr<Stripable> wr)
 685 {
 686         tick = false;
 687         drop_route (wr);
 688         bank_dirty = true;
 689 }
 690
 691 void
 692 OSC::drop_route (boost::weak_ptr<Stripable> wr)
 693 {
 694         boost::shared_ptr<Stripable> r = wr.lock ();
 695
 696         if (!r) {
 697                 return;
 698         }
 699
 700         for (RouteObservers::iterator x = route_observers.begin(); x != route_observers.end();) {
 701
 702                 OSCRouteObserver* rc;
 703
 704                 if ((rc = dynamic_cast<OSCRouteObserver*>(*x)) != 0) {
 705
 706                         if (rc->strip() == r) {
 707                                 delete *x;
 708                                 x = route_observers.erase (x);
 709                         } else {
 710                                 ++x;
 711                         }
 712                 } else {
 713                         ++x;
 714                 }
 715         }
 716 }
 717
 718 void
 719 OSC::end_listen (boost::shared_ptr<Stripable> r, lo_address addr)
 720 {
 721         RouteObservers::iterator x;
 722
 723         // Remove the route observers
 724         for (x = route_observers.begin(); x != route_observers.end();) {
 725
 726                 OSCRouteObserver* ro;
 727
 728                 if ((ro = dynamic_cast<OSCRouteObserver*>(*x)) != 0) {
 729
 730                         int res = strcmp(lo_address_get_url(ro->address()), lo_address_get_url(addr));
 731
 732                         if (ro->strip() == r && res == 0) {
 733                                 delete *x;
 734                                 x = route_observers.erase (x);
 735                         }
 736                         else {
 737                                 ++x;
 738                         }
 739                 }
 740                 else {
 741                         ++x;
 742                 }
 743         }
 744 }
 745
 746 void
 747 OSC::current_value_query (const char* path, size_t len, lo_arg **argv, int argc, lo_message msg)
 748 {
 749         char* subpath;
 750
 751         subpath = (char*) malloc (len-15+1);
 752         memcpy (subpath, path, len-15);
 753         subpath[len-15] = '\0';
 754
 755         send_current_value (subpath, argv, argc, msg);
 756
 757         free (subpath);
 758 }
 759
 760 void
 761 OSC::send_current_value (const char* path, lo_arg** argv, int argc, lo_message msg)
 762 {
 763         if (!session) {
 764                 return;
 765         }
 766
 767         lo_message reply = lo_message_new ();
 768         boost::shared_ptr<Route> r;
 769         int id;
 770
 771         lo_message_add_string (reply, path);
 772
 773         if (argc == 0) {
 774                 lo_message_add_string (reply, "bad syntax");
 775         } else {
 776                 id = argv[0]->i;
 777                 r = session->get_remote_nth_route (id);
 778
 779                 if (!r) {
 780                         lo_message_add_string (reply, "not found");
 781                 } else {
 782
 783                         if (strcmp (path, "/strip/state") == 0) {
 784
 785                                 if (boost::dynamic_pointer_cast<AudioTrack>(r)) {
 786                                         lo_message_add_string (reply, "AT");
 787                                 } else if (boost::dynamic_pointer_cast<MidiTrack>(r)) {
 788                                         lo_message_add_string (reply, "MT");
 789                                 } else {
 790                                         lo_message_add_string (reply, "B");
 791                                 }
 792
 793                                 lo_message_add_string (reply, r->name().c_str());
 794                                 lo_message_add_int32 (reply, r->n_inputs().n_audio());
 795                                 lo_message_add_int32 (reply, r->n_outputs().n_audio());
 796                                 lo_message_add_int32 (reply, r->muted());
 797                                 lo_message_add_int32 (reply, r->soloed());
 798
 799                         } else if (strcmp (path, "/strip/mute") == 0) {
 800
 801                                 lo_message_add_int32 (reply, (float) r->muted());
 802
 803                         } else if (strcmp (path, "/strip/solo") == 0) {
 804
 805                                 lo_message_add_int32 (reply, r->soloed());
 806                         }
 807                 }
 808         }
 809
 810         lo_send_message (lo_message_get_source (msg), "#reply", reply);
 811         lo_message_free (reply);
 812 }
 813
 814 int
 815 OSC::_catchall (const char *path, const char *types, lo_arg **argv, int argc, void *data, void *user_data)
 816 {
 817         return ((OSC*)user_data)->catchall (path, types, argv, argc, data);
 818 }
 819
 820 int
 821 OSC::catchall (const char *path, const char* types, lo_arg **argv, int argc, lo_message msg)
 822 {
 823         size_t len;
 824         int ret = 1; /* unhandled */
 825
 826         //cerr << "Received a message, path = " << path << " types = \""
 827         //     << (types ? types : "NULL") << '"' << endl;
 828
 829         /* 15 for /#current_value plus 2 for /<path> */
 830
 831         len = strlen (path);
 832
 833         if (len >= 17 && !strcmp (&path[len-15], "/#current_value")) {
 834                 current_value_query (path, len, argv, argc, msg);
 835                 ret = 0;
 836
 837         } else if (strcmp (path, "/strip/listen") == 0) {
 838
 839                 cerr << "set up listener\n";
 840
 841                 lo_message reply = lo_message_new ();
 842
 843                 if (argc <= 0) {
 844                         lo_message_add_string (reply, "syntax error");
 845                 } else {
 846                         for (int n = 0; n < argc; ++n) {
 847
 848                                 boost::shared_ptr<Route> r = session->get_remote_nth_route (argv[n]->i);
 849
 850                                 if (!r) {
 851                                         lo_message_add_string (reply, "not found");
 852                                         cerr << "no such route\n";
 853                                         break;
 854                                 } else {
 855                                         cerr << "add listener\n";
 856                                         listen_to_route (r, lo_message_get_source (msg));
 857                                         lo_message_add_int32 (reply, argv[n]->i);
 858                                 }
 859                         }
 860                 }
 861
 862                 lo_send_message (lo_message_get_source (msg), "#reply", reply);
 863                 lo_message_free (reply);
 864
 865                 ret = 0;
 866
 867         } else if (strcmp (path, "/strip/ignore") == 0) {
 868
 869                 for (int n = 0; n < argc; ++n) {
 870
 871                         boost::shared_ptr<Route> r = session->get_remote_nth_route (argv[n]->i);
 872
 873                         if (r) {
 874                                 end_listen (r, lo_message_get_source (msg));
 875                         }
 876                 }
 877
 878                 ret = 0;
 879         } else if (argc == 1 && types[0] == 'f') { // single float -- probably TouchOSC
 880                 if (!strncmp (path, "/strip/gain/", 12) && strlen (path) > 12) {
 881                         // in dB
 882                         int ssid = atoi (&path[12]);
 883                         route_set_gain_dB (ssid, argv[0]->f, msg);
 884                         ret = 0;
 885                 }
 886                 else if (!strncmp (path, "/strip/fader/", 13) && strlen (path) > 13) {
 887                         // in fader position
 888                         int ssid = atoi (&path[13]);
 889                         route_set_gain_fader (ssid, argv[0]->f, msg);
 890                         ret = 0;
 891                 }
 892                 else if (!strncmp (path, "/strip/trimdB/", 14) && strlen (path) > 14) {
 893                         int ssid = atoi (&path[14]);
 894                         route_set_trim_dB (ssid, argv[0]->f, msg);
 895                         ret = 0;
 896                 }
 897                 else if (!strncmp (path, "/strip/mute/", 12) && strlen (path) > 12) {
 898                         int ssid = atoi (&path[12]);
 899                         route_mute (ssid, argv[0]->f == 1.0, msg);
 900                         ret = 0;
 901                 }
 902                 else if (!strncmp (path, "/strip/solo/", 12) && strlen (path) > 12) {
 903                         int ssid = atoi (&path[12]);
 904                         route_solo (ssid, argv[0]->f == 1.0, msg);
 905                         ret = 0;
 906                 }
 907                 else if (!strncmp (path, "/strip/monitor_input/", 21) && strlen (path) > 21) {
 908                         int ssid = atoi (&path[21]);
 909                         route_monitor_input (ssid, argv[0]->f == 1.0, msg);
 910                         ret = 0;
 911                 }
 912                 else if (!strncmp (path, "/strip/monitor_disk/", 20) && strlen (path) > 20) {
 913                         int ssid = atoi (&path[20]);
 914                         route_monitor_disk (ssid, argv[0]->f == 1.0, msg);
 915                         ret = 0;
 916                 }
 917                 else if (!strncmp (path, "/strip/recenable/", 17) && strlen (path) > 17) {
 918                         int ssid = atoi (&path[17]);
 919                         route_recenable (ssid, argv[0]->f == 1.0, msg);
 920                         ret = 0;
 921                 }
 922                 else if (!strncmp (path, "/strip/record_safe/", 19) && strlen (path) > 19) {
 923                         int ssid = atoi (&path[19]);
 924                         route_recsafe (ssid, argv[0]->f == 1.0, msg);
 925                         ret = 0;
 926                 }
 927                 else if (!strncmp (path, "/strip/expand/", 14) && strlen (path) > 14) {
 928                         int ssid = atoi (&path[14]);
 929                         strip_expand (ssid, argv[0]->f == 1.0, msg);
 930                         ret = 0;
 931                 }
 932                 else if (!strncmp (path, "/strip/select/", 14) && strlen (path) > 14) {
 933                         int ssid = atoi (&path[14]);
 934                         strip_gui_select (ssid, argv[0]->f == 1.0, msg);
 935                         ret = 0;
 936                 }
 937                 else if (!strncmp (path, "/select/send_gain/", 18) && strlen (path) > 18) {
 938                         int ssid = atoi (&path[18]);
 939                         route_mute (ssid, argv[0]->f == 1.0, msg);
 940                         ret = 0;
 941                 }
 942                 else if (!strncmp (path, "/select/send_fader/", 19) && strlen (path) > 19) {
 943                         int ssid = atoi (&path[19]);
 944                         route_solo (ssid, argv[0]->f == 1.0, msg);
 945                         ret = 0;
 946                 }
 947                 else if (!strncmp (path, "/select/eq_gain/", 16) && strlen (path) > 16) {
 948                         int ssid = atoi (&path[16]);
 949                         route_solo (ssid, argv[0]->f == 1.0, msg);
 950                         ret = 0;
 951                 }
 952                 else if (!strncmp (path, "/select/eq_freq/", 16) && strlen (path) > 16) {
 953                         int ssid = atoi (&path[16]);
 954                         route_solo (ssid, argv[0]->f == 1.0, msg);
 955                         ret = 0;
 956                 }
 957                 else if (!strncmp (path, "/select/eq_q/", 13) && strlen (path) > 13) {
 958                         int ssid = atoi (&path[13]);
 959                         route_solo (ssid, argv[0]->f == 1.0, msg);
 960                         ret = 0;
 961                 }
 962                 else if (!strncmp (path, "/select/eq_shape/", 17) && strlen (path) > 17) {
 963                         int ssid = atoi (&path[17]);
 964                         route_solo (ssid, argv[0]->f == 1.0, msg);
 965                         ret = 0;
 966                 }
 967         }
 968
 969         if ((ret && _debugmode == Unhandled)) {
 970                 debugmsg (_("Unhandled OSC message"), path, types, argv, argc);
 971         }
 972
 973         return ret;
 974 }
 975
 976 void
 977 OSC::debugmsg (const char *prefix, const char *path, const char* types, lo_arg **argv, int argc)
 978 {
 979         std::stringstream ss;
 980         for (int i = 0; i < argc; ++i) {
 981                 lo_type type = (lo_type)types[i];
 982                         ss << " ";
 983                 switch (type) {
 984                         case LO_INT32:
 985                                 ss << "i:" << argv[i]->i;
 986                                 break;
 987                         case LO_FLOAT:
 988                                 ss << "f:" << argv[i]->f;
 989                                 break;
 990                         case LO_DOUBLE:
 991                                 ss << "d:" << argv[i]->d;
 992                                 break;
 993                         case LO_STRING:
 994                                 ss << "s:" << &argv[i]->s;
 995                                 break;
 996                         case LO_INT64:
 997                                 ss << "h:" << argv[i]->h;
 998                                 break;
 999                         case LO_CHAR:
1000                                 ss << "c:" << argv[i]->s;
1001                                 break;
1002                         case LO_TIMETAG:
1003                                 ss << "<Timetag>";
1004                                 break;
1005                         case LO_BLOB:
1006                                 ss << "<BLOB>";
1007                                 break;
1008                         case LO_TRUE:
1009                                 ss << "#T";
1010                                 break;
1011                         case LO_FALSE:
1012                                 ss << "#F";
1013                                 break;
1014                         case LO_NIL:
1015                                 ss << "NIL";
1016                                 break;
1017                         case LO_INFINITUM:
1018                                 ss << "#inf";
1019                                 break;
1020                         case LO_MIDI:
1021                                 ss << "<MIDI>";
1022                                 break;
1023                         case LO_SYMBOL:
1024                                 ss << "<SYMBOL>";
1025                                 break;
1026                         default:
1027                                 ss << "< ?? >";
1028                                 break;
1029                 }
1030         }
1031         PBD::info << prefix << ": " << path << ss.str() << endmsg;
1032 }
1033
1034 void
1035 OSC::update_clock ()
1036 {
1037
1038 }
1039
1040 // "Application Hook" Handlers //
1041 void
1042 OSC::session_loaded (Session& s)
1043 {
1044 //      lo_address listener = lo_address_new (NULL, "7770");
1045 //      lo_send (listener, "/session/loaded", "ss", s.path().c_str(), s.name().c_str());
1046 }
1047
1048 void
1049 OSC::session_exported (std::string path, std::string name)
1050 {
1051         lo_address listener = lo_address_new (NULL, "7770");
1052         lo_send (listener, "/session/exported", "ss", path.c_str(), name.c_str());
1053         lo_address_free (listener);
1054 }
1055
1056 // end "Application Hook" Handlers //
1057
1058 /* path callbacks */
1059
1060 int
1061 OSC::current_value (const char */*path*/, const char */*types*/, lo_arg **/*argv*/, int /*argc*/, void */*data*/, void* /*user_data*/)
1062 {
1063 #if 0
1064         const char* returl;
1065
1066         if (argc < 3 || types == 0 || strlen (types) < 3 || types[0] != 's' || types[1] != 's' || types[2] != s) {
1067                 return 1;
1068         }
1069
1070         const char *returl = argv[1]->s;
1071         lo_address addr = find_or_cache_addr (returl);
1072
1073         const char *retpath = argv[2]->s;
1074
1075
1076         if (strcmp (argv[0]->s, "transport_frame") == 0) {
1077
1078                 if (session) {
1079                         lo_send (addr, retpath, "i", session->transport_frame());
1080                 }
1081
1082         } else if (strcmp (argv[0]->s, "transport_speed") == 0) {
1083
1084                 if (session) {
1085                         lo_send (addr, retpath, "i", session->transport_frame());
1086                 }
1087
1088         } else if (strcmp (argv[0]->s, "transport_locked") == 0) {
1089
1090                 if (session) {
1091                         lo_send (addr, retpath, "i", session->transport_frame());
1092                 }
1093
1094         } else if (strcmp (argv[0]->s, "punch_in") == 0) {
1095
1096                 if (session) {
1097                         lo_send (addr, retpath, "i", session->transport_frame());
1098                 }
1099
1100         } else if (strcmp (argv[0]->s, "punch_out") == 0) {
1101
1102                 if (session) {
1103                         lo_send (addr, retpath, "i", session->transport_frame());
1104                 }
1105
1106         } else if (strcmp (argv[0]->s, "rec_enable") == 0) {
1107
1108                 if (session) {
1109                         lo_send (addr, retpath, "i", session->transport_frame());
1110                 }
1111
1112         } else {
1113
1114                 /* error */
1115         }
1116 #endif
1117         return 0;
1118 }
1119
1120 void
1121 OSC::routes_list (lo_message msg)
1122 {
1123         if (!session) {
1124                 return;
1125         }
1126         for (int n = 0; n < (int) session->nroutes(); ++n) {
1127
1128                 boost::shared_ptr<Route> r = session->get_remote_nth_route (n);
1129
1130                 if (r) {
1131
1132                         lo_message reply = lo_message_new ();
1133
1134                         if (boost::dynamic_pointer_cast<AudioTrack>(r)) {
1135                                 lo_message_add_string (reply, "AT");
1136                         } else if (boost::dynamic_pointer_cast<MidiTrack>(r)) {
1137                                 lo_message_add_string (reply, "MT");
1138                         } else {
1139                                 lo_message_add_string (reply, "B");
1140                         }
1141
1142                         lo_message_add_string (reply, r->name().c_str());
1143                         lo_message_add_int32 (reply, r->n_inputs().n_audio());
1144                         lo_message_add_int32 (reply, r->n_outputs().n_audio());
1145                         lo_message_add_int32 (reply, r->muted());
1146                         lo_message_add_int32 (reply, r->soloed());
1147                         /* XXX Can only use order at this point */
1148                         //lo_message_add_int32 (reply, r->presentation_info().order());
1149                         // try this instead.
1150                         lo_message_add_int32 (reply, get_sid (r, lo_message_get_source (msg)));
1151
1152                         if (boost::dynamic_pointer_cast<AudioTrack>(r)
1153                                         || boost::dynamic_pointer_cast<MidiTrack>(r)) {
1154
1155                                 boost::shared_ptr<Track> t = boost::dynamic_pointer_cast<Track>(r);
1156                                 lo_message_add_int32 (reply, (int32_t) t->rec_enable_control()->get_value());
1157                         }
1158
1159                         //Automatically listen to routes listed
1160                         listen_to_route(r, lo_message_get_source (msg));
1161
1162                         lo_send_message (lo_message_get_source (msg), "#reply", reply);
1163                         lo_message_free (reply);
1164                 }
1165         }
1166
1167         // Send end of listing message
1168         lo_message reply = lo_message_new ();
1169
1170         lo_message_add_string (reply, "end_route_list");
1171         lo_message_add_int64 (reply, session->frame_rate());
1172         lo_message_add_int64 (reply, session->current_end_frame());
1173
1174         lo_send_message (lo_message_get_source (msg), "#reply", reply);
1175
1176         lo_message_free (reply);
1177 }
1178
1179 int
1180 OSC::set_surface (uint32_t b_size, uint32_t strips, uint32_t fb, uint32_t gm, lo_message msg)
1181 {
1182         OSCSurface *s = get_surface(lo_message_get_source (msg));
1183         s->bank_size = b_size;
1184         s->strip_types = strips;
1185         s->feedback = fb;
1186         s->gainmode = gm;
1187         // set bank and strip feedback
1188         set_bank(s->bank, msg);
1189
1190         global_feedback (s->feedback, msg, s->gainmode);
1191         return 0;
1192 }
1193
1194 int
1195 OSC::set_surface_bank_size (uint32_t bs, lo_message msg)
1196 {
1197         OSCSurface *s = get_surface(lo_message_get_source (msg));
1198         s->bank_size = bs;
1199
1200         // set bank and strip feedback
1201         set_bank(s->bank, msg);
1202         return 0;
1203 }
1204
1205 int
1206 OSC::set_surface_strip_types (uint32_t st, lo_message msg)
1207 {
1208         OSCSurface *s = get_surface(lo_message_get_source (msg));
1209         s->strip_types = st;
1210
1211         // set bank and strip feedback
1212         set_bank(s->bank, msg);
1213         return 0;
1214 }
1215
1216
1217 int
1218 OSC::set_surface_feedback (uint32_t fb, lo_message msg)
1219 {
1220         OSCSurface *s = get_surface(lo_message_get_source (msg));
1221         s->feedback = fb;
1222
1223         // set bank and strip feedback
1224         set_bank(s->bank, msg);
1225
1226         // Set global/master feedback
1227         global_feedback (s->feedback, msg, s->gainmode);
1228         return 0;
1229 }
1230
1231
1232 int
1233 OSC::set_surface_gainmode (uint32_t gm, lo_message msg)
1234 {
1235         OSCSurface *s = get_surface(lo_message_get_source (msg));
1236         s->gainmode = gm;
1237
1238         // set bank and strip feedback
1239         set_bank(s->bank, msg);
1240
1241         // Set global/master feedback
1242         global_feedback (s->feedback, msg, s->gainmode);
1243         return 0;
1244 }
1245
1246 OSC::OSCSurface *
1247 OSC::get_surface (lo_address addr)
1248 {
1249         string r_url;
1250         char * rurl;
1251         rurl = lo_address_get_url (addr);
1252         r_url = rurl;
1253         free (rurl);
1254         for (uint32_t it = 0; it < _surface.size(); ++it) {
1255                 //find setup for this server
1256                 if (!_surface[it].remote_url.find(r_url)){
1257                         return &_surface[it];
1258                 }
1259         }
1260         // if we do this when OSC is started we get the wrong stripable
1261         // we don't need this until we actually have a surface to deal with
1262         if (!_select || (_select != ControlProtocol::first_selected_stripable())) {
1263                 gui_selection_changed();
1264         }
1265
1266         // No surface create one with default values
1267         OSCSurface s;
1268         s.remote_url = r_url;
1269         s.bank = 1;
1270         s.bank_size = 0; // need to find out how many strips there are
1271         s.strip_types = 31; // 31 is tracks, busses, and VCAs (no master/monitor)
1272         s.feedback = 0;
1273         s.gainmode = 0;
1274         s.sel_obs = 0;
1275         s.expand = 0;
1276         s.expand_enable = false;
1277         s.strips = get_sorted_stripables(s.strip_types);
1278
1279         s.nstrips = s.strips.size();
1280         _surface.push_back (s);
1281
1282         return &_surface[_surface.size() - 1];
1283 }
1284
1285 // setup global feedback for a surface
1286 void
1287 OSC::global_feedback (bitset<32> feedback, lo_address msg, uint32_t gainmode)
1288 {
1289         // first destroy global observer for this surface
1290         GlobalObservers::iterator x;
1291
1292         for (x = global_observers.begin(); x != global_observers.end();) {
1293
1294                 OSCGlobalObserver* ro;
1295
1296                 if ((ro = dynamic_cast<OSCGlobalObserver*>(*x)) != 0) {
1297
1298                         int res = strcmp(lo_address_get_url(ro->address()), lo_address_get_url(lo_message_get_source (msg)));
1299
1300                         if (res == 0) {
1301                                 delete *x;
1302                                 x = global_observers.erase (x);
1303                         } else {
1304                                 ++x;
1305                         }
1306                 } else {
1307                         ++x;
1308                 }
1309         }
1310         if (feedback[4] || feedback[3] || feedback[5] || feedback[6]) {
1311                 // create a new Global Observer for this surface
1312                 //OSCSurface *s = get_surface (lo_message_get_source (msg));
1313                 OSCGlobalObserver* o = new OSCGlobalObserver (*session, lo_message_get_source (msg), gainmode, /*s->*/feedback);
1314                 global_observers.push_back (o);
1315         }
1316 }
1317
1318 void
1319 OSC::notify_routes_added (ARDOUR::RouteList &)
1320 {
1321         // not sure if we need this
1322         //recalcbanks();
1323 }
1324
1325 void
1326 OSC::notify_vca_added (ARDOUR::VCAList &)
1327 {
1328         // not sure if we need this
1329         //recalcbanks();
1330 }
1331
1332 void
1333 OSC::recalcbanks ()
1334 {
1335         tick = false;
1336         bank_dirty = true;
1337 }
1338
1339 void
1340 OSC::_recalcbanks ()
1341 {
1342         if (!_select || (_select != ControlProtocol::first_selected_stripable())) {
1343                 _select = ControlProtocol::first_selected_stripable();
1344         }
1345
1346         // do a set_bank for each surface we know about.
1347         for (uint32_t it = 0; it < _surface.size(); ++it) {
1348                 OSCSurface* sur = &_surface[it];
1349                 // find lo_address
1350                 lo_address addr = lo_address_new_from_url (sur->remote_url.c_str());
1351                 _set_bank (sur->bank, addr);
1352         }
1353 }
1354
1355 /*
1356  * This gets called not only when bank changes but also:
1357  *  - bank size change
1358  *  - feedback change
1359  *  - strip types changes
1360  *  - fadermode changes
1361  *  - stripable creation/deletion/flag
1362  *  - to refresh what is "displayed"
1363  * Basically any time the bank needs to be rebuilt
1364  */
1365 int
1366 OSC::set_bank (uint32_t bank_start, lo_message msg)
1367 {
1368         return _set_bank (bank_start, lo_message_get_source (msg));
1369 }
1370
1371 // set bank is callable with either message or address
1372 int
1373 OSC::_set_bank (uint32_t bank_start, lo_address addr)
1374 {
1375         if (!session) {
1376                 return -1;
1377         }
1378         // no nstripables yet
1379         if (!session->nroutes()) {
1380                 return -1;
1381         }
1382
1383         OSCSurface *s = get_surface (addr);
1384
1385         // revert any expand to select
1386          s->expand = 0;
1387          s->expand_enable = false;
1388         _strip_select (ControlProtocol::first_selected_stripable(), addr);
1389
1390         // undo all listeners for this url
1391         StripableList stripables;
1392         session->get_stripables (stripables);
1393         for (StripableList::iterator it = stripables.begin(); it != stripables.end(); ++it) {
1394
1395                 boost::shared_ptr<Stripable> stp = *it;
1396                 if (stp) {
1397                         end_listen (stp, addr);
1398                 }
1399         }
1400
1401         s->strips = get_sorted_stripables(s->strip_types);
1402         s->nstrips = s->strips.size();
1403
1404         uint32_t b_size;
1405         if (!s->bank_size) {
1406                 // no banking - bank includes all stripables
1407                 b_size = s->nstrips;
1408         } else {
1409                 b_size = s->bank_size;
1410         }
1411
1412         // Do limits checking
1413         if (bank_start < 1) bank_start = 1;
1414         if (b_size >= s->nstrips)  {
1415                 bank_start = 1;
1416         } else if (bank_start > ((s->nstrips - b_size) + 1)) {
1417                 // top bank is always filled if there are enough strips for at least one bank
1418                 bank_start = (uint32_t)((s->nstrips - b_size) + 1);
1419         }
1420         //save bank in case we have had to change it
1421         s->bank = bank_start;
1422
1423         if (s->feedback[0] || s->feedback[1]) {
1424
1425                 for (uint32_t n = bank_start; n < (min ((b_size + bank_start), s->nstrips + 1)); ++n) {
1426                         if (n <= s->strips.size()) {
1427                                 boost::shared_ptr<Stripable> stp = s->strips[n - 1];
1428
1429                                 if (stp) {
1430                                         listen_to_route(stp, addr);
1431                                 }
1432                         }
1433                 }
1434         }
1435         // light bankup or bankdown buttons if it is possible to bank in that direction
1436         if (s->feedback[4]) {
1437                 // these two messages could be bundled
1438                 lo_message reply;
1439                 reply = lo_message_new ();
1440                 if ((s->bank > (s->nstrips - s->bank_size)) || (s->nstrips < s->bank_size)) {
1441                         lo_message_add_int32 (reply, 0);
1442                 } else {
1443                         lo_message_add_int32 (reply, 1);
1444                 }
1445                 lo_send_message (addr, "/bank_up", reply);
1446                 lo_message_free (reply);
1447                 reply = lo_message_new ();
1448                 if (s->bank > 1) {
1449                         lo_message_add_int32 (reply, 1);
1450                 } else {
1451                         lo_message_add_int32 (reply, 0);
1452                 }
1453                 lo_send_message (addr, "/bank_down", reply);
1454                 lo_message_free (reply);
1455         }
1456         bank_dirty = false;
1457         tick = true;
1458         return 0;
1459 }
1460
1461 int
1462 OSC::bank_up (lo_message msg)
1463 {
1464         if (!session) {
1465                 return -1;
1466         }
1467         OSCSurface *s = get_surface(lo_message_get_source (msg));
1468         set_bank (s->bank + s->bank_size, msg);
1469         return 0;
1470 }
1471
1472 int
1473 OSC::bank_down (lo_message msg)
1474 {
1475         if (!session) {
1476                 return -1;
1477         }
1478         OSCSurface *s = get_surface(lo_message_get_source (msg));
1479         if (s->bank < s->bank_size) {
1480                 set_bank (1, msg);
1481         } else {
1482                 set_bank (s->bank - s->bank_size, msg);
1483         }
1484         return 0;
1485 }
1486
1487 uint32_t
1488 OSC::get_sid (boost::shared_ptr<ARDOUR::Stripable> strip, lo_address addr)
1489 {
1490         if (!strip) {
1491                 return 0;
1492         }
1493
1494         OSCSurface *s = get_surface(addr);
1495
1496         uint32_t b_size;
1497         if (!s->bank_size) {
1498                 // no banking
1499                 b_size = s->nstrips;
1500         } else {
1501                 b_size = s->bank_size;
1502         }
1503
1504         for (uint32_t n = s->bank; n < (min ((b_size + s->bank), s->nstrips + 1)); ++n) {
1505                 if (n <= s->strips.size()) {
1506                         if (strip == s->strips[n-1]) {
1507                                 return n - s->bank + 1;
1508                         }
1509                 }
1510         }
1511         // failsafe... should never get here.
1512         return 0;
1513 }
1514
1515 boost::shared_ptr<ARDOUR::Stripable>
1516 OSC::get_strip (uint32_t ssid, lo_address addr)
1517 {
1518         OSCSurface *s = get_surface(addr);
1519         if (ssid && ((ssid + s->bank - 2) < s->nstrips)) {
1520                 return s->strips[ssid + s->bank - 2];
1521         }
1522         // guess it is out of range
1523         return boost::shared_ptr<ARDOUR::Stripable>();
1524 }
1525
1526 void
1527 OSC::transport_frame (lo_message msg)
1528 {
1529         if (!session) {
1530                 return;
1531         }
1532         framepos_t pos = session->transport_frame ();
1533
1534         lo_message reply = lo_message_new ();
1535         lo_message_add_int64 (reply, pos);
1536
1537         lo_send_message (lo_message_get_source (msg), "/transport_frame", reply);
1538
1539         lo_message_free (reply);
1540 }
1541
1542 void
1543 OSC::transport_speed (lo_message msg)
1544 {
1545         if (!session) {
1546                 return;
1547         }
1548         double ts = session->transport_speed ();
1549
1550         lo_message reply = lo_message_new ();
1551         lo_message_add_double (reply, ts);
1552
1553         lo_send_message (lo_message_get_source (msg), "/transport_speed", reply);
1554
1555         lo_message_free (reply);
1556 }
1557
1558 void
1559 OSC::record_enabled (lo_message msg)
1560 {
1561         if (!session) {
1562                 return;
1563         }
1564         int re = (int)session->get_record_enabled ();
1565
1566         lo_message reply = lo_message_new ();
1567         lo_message_add_int32 (reply, re);
1568
1569         lo_send_message (lo_message_get_source (msg), "/record_enabled", reply);
1570
1571         lo_message_free (reply);
1572 }
1573
1574 // master and monitor calls
1575 int
1576 OSC::master_set_gain (float dB)
1577 {
1578         if (!session) return -1;
1579         boost::shared_ptr<Stripable> s = session->master_out();
1580         if (s) {
1581                 if (dB < -192) {
1582                         s->gain_control()->set_value (0.0, PBD::Controllable::NoGroup);
1583                 } else {
1584                         s->gain_control()->set_value (dB_to_coefficient (dB), PBD::Controllable::NoGroup);
1585                 }
1586         }
1587         return 0;
1588 }
1589
1590 int
1591 OSC::master_set_fader (uint32_t position)
1592 {
1593         if (!session) return -1;
1594         boost::shared_ptr<Stripable> s = session->master_out();
1595         if (s) {
1596                 if ((position > 799.5) && (position < 800.5)) {
1597                         s->gain_control()->set_value (1.0, PBD::Controllable::NoGroup);
1598                 } else {
1599                         s->gain_control()->set_value (slider_position_to_gain_with_max (((float)position/1023), 2.0), PBD::Controllable::NoGroup);
1600                 }
1601         }
1602         return 0;
1603 }
1604
1605 int
1606 OSC::master_set_trim (float dB)
1607 {
1608         if (!session) return -1;
1609         boost::shared_ptr<Stripable> s = session->master_out();
1610
1611         if (s) {
1612                 s->trim_control()->set_value (dB_to_coefficient (dB), PBD::Controllable::NoGroup);
1613         }
1614
1615         return 0;
1616 }
1617
1618 int
1619 OSC::master_set_pan_stereo_position (float position, lo_message msg)
1620 {
1621         if (!session) return -1;
1622
1623         float endposition = .5;
1624         boost::shared_ptr<Stripable> s = session->master_out();
1625
1626         if (s) {
1627                 if (s->pan_azimuth_control()) {
1628                         s->pan_azimuth_control()->set_value (position, PBD::Controllable::NoGroup);
1629                         endposition = s->pan_azimuth_control()->get_value ();
1630                 }
1631         }
1632         OSCSurface *sur = get_surface(lo_message_get_source (msg));
1633
1634         if (sur->feedback[4]) {
1635                 lo_message reply = lo_message_new ();
1636                 lo_message_add_float (reply, endposition);
1637
1638                 lo_send_message (lo_message_get_source (msg), "/master/pan_stereo_position", reply);
1639                 lo_message_free (reply);
1640         }
1641
1642         return 0;
1643 }
1644
1645 int
1646 OSC::master_set_mute (uint32_t state)
1647 {
1648         if (!session) return -1;
1649
1650         boost::shared_ptr<Stripable> s = session->master_out();
1651
1652         if (s) {
1653                 s->mute_control()->set_value (state, PBD::Controllable::NoGroup);
1654         }
1655
1656         return 0;
1657 }
1658
1659 int
1660 OSC::monitor_set_gain (float dB)
1661 {
1662         if (!session) return -1;
1663         boost::shared_ptr<Stripable> s = session->monitor_out();
1664
1665         if (s) {
1666                 if (dB < -192) {
1667                         s->gain_control()->set_value (0.0, PBD::Controllable::NoGroup);
1668                 } else {
1669                         s->gain_control()->set_value (dB_to_coefficient (dB), PBD::Controllable::NoGroup);
1670                 }
1671         }
1672         return 0;
1673 }
1674
1675 int
1676 OSC::monitor_set_fader (uint32_t position)
1677 {
1678         if (!session) return -1;
1679         boost::shared_ptr<Stripable> s = session->monitor_out();
1680         if (s) {
1681                 if ((position > 799.5) && (position < 800.5)) {
1682                         s->gain_control()->set_value (1.0, PBD::Controllable::NoGroup);
1683                 } else {
1684                         s->gain_control()->set_value (slider_position_to_gain_with_max (((float)position/1023), 2.0), PBD::Controllable::NoGroup);
1685                 }
1686         }
1687         return 0;
1688 }
1689
1690 // strip calls
1691 int
1692 OSC::route_mute (int ssid, int yn, lo_message msg)
1693 {
1694         if (!session) return -1;
1695         boost::shared_ptr<Stripable> s = get_strip (ssid, lo_message_get_source (msg));
1696
1697         if (s) {
1698                 if (s->mute_control()) {
1699                         s->mute_control()->set_value (yn ? 1.0 : 0.0, PBD::Controllable::NoGroup);
1700                         return 0;
1701                 }
1702         }
1703
1704         return route_send_fail ("mute", ssid, 0, lo_message_get_source (msg));
1705 }
1706
1707 int
1708 OSC::sel_mute (uint32_t yn, lo_message msg)
1709 {
1710         OSCSurface *sur = get_surface(lo_message_get_source (msg));
1711         boost::shared_ptr<Stripable> s;
1712         if (sur->expand_enable) {
1713                 s = get_strip (sur->expand, lo_message_get_source (msg));
1714         } else {
1715                 s = _select;
1716         }
1717         if (s) {
1718                 if (s->mute_control()) {
1719                         s->mute_control()->set_value (yn ? 1.0 : 0.0, PBD::Controllable::NoGroup);
1720                         return 0;
1721                 }
1722         }
1723         return sel_fail ("mute", 0, lo_message_get_source (msg));
1724 }
1725
1726 int
1727 OSC::route_solo (int ssid, int yn, lo_message msg)
1728 {
1729         if (!session) return -1;
1730         boost::shared_ptr<Stripable> s = get_strip (ssid, lo_message_get_source (msg));
1731
1732         if (s) {
1733                 if (s->solo_control()) {
1734                         s->solo_control()->set_value (yn ? 1.0 : 0.0, PBD::Controllable::NoGroup);
1735                         return 0;
1736                 }
1737         }
1738
1739         return route_send_fail ("solo", ssid, 0, lo_message_get_source (msg));
1740 }
1741
1742 int
1743 OSC::route_solo_iso (int ssid, int yn, lo_message msg)
1744 {
1745         if (!session) return -1;
1746         boost::shared_ptr<Stripable> s = get_strip (ssid, lo_message_get_source (msg));
1747
1748         if (s) {
1749                 if (s->solo_isolate_control()) {
1750                         s->solo_isolate_control()->set_value (yn ? 1.0 : 0.0, PBD::Controllable::NoGroup);
1751                         return 0;
1752                 }
1753         }
1754
1755         return route_send_fail ("solo_iso", ssid, 0, lo_message_get_source (msg));
1756 }
1757
1758 int
1759 OSC::route_solo_safe (int ssid, int yn, lo_message msg)
1760 {
1761         if (!session) return -1;
1762         boost::shared_ptr<Stripable> s = get_strip (ssid, lo_message_get_source (msg));
1763
1764         if (s) {
1765                 if (s->solo_safe_control()) {
1766                         s->solo_safe_control()->set_value (yn ? 1.0 : 0.0, PBD::Controllable::NoGroup);
1767                         return 0;
1768                 }
1769         }
1770
1771         return route_send_fail ("solo_safe", ssid, 0, lo_message_get_source (msg));
1772 }
1773
1774 int
1775 OSC::sel_solo (uint32_t yn, lo_message msg)
1776 {
1777         OSCSurface *sur = get_surface(lo_message_get_source (msg));
1778         boost::shared_ptr<Stripable> s;
1779         if (sur->expand_enable) {
1780                 s = get_strip (sur->expand, lo_message_get_source (msg));
1781         } else {
1782                 s = _select;
1783         }
1784         if (s) {
1785                 if (s->solo_control()) {
1786                         s->solo_control()->set_value (yn ? 1.0 : 0.0, PBD::Controllable::NoGroup);
1787                         return 0;
1788                 }
1789         }
1790         return sel_fail ("solo", 0, lo_message_get_source (msg));
1791 }
1792
1793 int
1794 OSC::sel_solo_iso (uint32_t yn, lo_message msg)
1795 {
1796         OSCSurface *sur = get_surface(lo_message_get_source (msg));
1797         boost::shared_ptr<Stripable> s;
1798         if (sur->expand_enable) {
1799                 s = get_strip (sur->expand, lo_message_get_source (msg));
1800         } else {
1801                 s = _select;
1802         }
1803         if (s) {
1804                 if (s->solo_isolate_control()) {
1805                         s->solo_isolate_control()->set_value (yn ? 1.0 : 0.0, PBD::Controllable::NoGroup);
1806                         return 0;
1807                 }
1808         }
1809         return sel_fail ("solo_iso", 0, lo_message_get_source (msg));
1810 }
1811
1812 int
1813 OSC::sel_solo_safe (uint32_t yn, lo_message msg)
1814 {
1815         OSCSurface *sur = get_surface(lo_message_get_source (msg));
1816         boost::shared_ptr<Stripable> s;
1817         if (sur->expand_enable) {
1818                 s = get_strip (sur->expand, lo_message_get_source (msg));
1819         } else {
1820                 s = _select;
1821         }
1822         if (s) {
1823                 if (s->solo_safe_control()) {
1824                         s->solo_safe_control()->set_value (yn ? 1.0 : 0.0, PBD::Controllable::NoGroup);
1825                         return 0;
1826                 }
1827         }
1828         return sel_fail ("solo_safe", 0, lo_message_get_source (msg));
1829 }
1830
1831 int
1832 OSC::sel_recenable (uint32_t yn, lo_message msg)
1833 {
1834         OSCSurface *sur = get_surface(lo_message_get_source (msg));
1835         boost::shared_ptr<Stripable> s;
1836         if (sur->expand_enable) {
1837                 s = get_strip (sur->expand, lo_message_get_source (msg));
1838         } else {
1839                 s = _select;
1840         }
1841         if (s) {
1842                 if (s->rec_enable_control()) {
1843                         s->rec_enable_control()->set_value (yn ? 1.0 : 0.0, PBD::Controllable::NoGroup);
1844                         return 0;
1845                 }
1846         }
1847         return sel_fail ("recenable", 0, lo_message_get_source (msg));
1848 }
1849
1850 int
1851 OSC::route_recenable (int ssid, int yn, lo_message msg)
1852 {
1853         if (!session) return -1;
1854         boost::shared_ptr<Stripable> s = get_strip (ssid, lo_message_get_source (msg));
1855
1856         if (s) {
1857                 if (s->rec_enable_control()) {
1858                         s->rec_enable_control()->set_value (yn, PBD::Controllable::UseGroup);
1859                         if (s->rec_enable_control()->get_value()) {
1860                                 return 0;
1861                         }
1862                 }
1863         }
1864         return route_send_fail ("recenable", ssid, 0, lo_message_get_source (msg));
1865 }
1866
1867 int
1868 OSC::sel_recsafe (uint32_t yn, lo_message msg)
1869 {
1870         OSCSurface *sur = get_surface(lo_message_get_source (msg));
1871         boost::shared_ptr<Stripable> s;
1872         if (sur->expand_enable) {
1873                 s = get_strip (sur->expand, lo_message_get_source (msg));
1874         } else {
1875                 s = _select;
1876         }
1877         if (s) {
1878                 if (s->rec_safe_control()) {
1879                         s->rec_safe_control()->set_value (yn ? 1.0 : 0.0, PBD::Controllable::NoGroup);
1880                         return 0;
1881                 }
1882         }
1883         return sel_fail ("record_safe", 0, lo_message_get_source (msg));
1884 }
1885
1886 int
1887 OSC::route_recsafe (int ssid, int yn, lo_message msg)
1888 {
1889         if (!session) return -1;
1890         boost::shared_ptr<Stripable> s = get_strip (ssid, lo_message_get_source (msg));
1891         if (s) {
1892                 if (s->rec_safe_control()) {
1893                         s->rec_safe_control()->set_value (yn, PBD::Controllable::UseGroup);
1894                         if (s->rec_safe_control()->get_value()) {
1895                                 return 0;
1896                         }
1897                 }
1898         }
1899         return route_send_fail ("record_safe", ssid, 0,lo_message_get_source (msg));
1900 }
1901
1902 int
1903 OSC::route_monitor_input (int ssid, int yn, lo_message msg)
1904 {
1905         if (!session) return -1;
1906         boost::shared_ptr<Stripable> s = get_strip (ssid, lo_message_get_source (msg));
1907
1908         if (s) {
1909                 boost::shared_ptr<Track> track = boost::dynamic_pointer_cast<Track> (s);
1910                 if (track) {
1911                         if (track->monitoring_control()) {
1912                                 track->monitoring_control()->set_value (yn ? 1.0 : 0.0, PBD::Controllable::NoGroup);
1913                                 return 0;
1914                         }
1915                 }
1916         }
1917
1918         return route_send_fail ("monitor_input", ssid, 0, lo_message_get_source (msg));
1919 }
1920
1921 int
1922 OSC::sel_monitor_input (uint32_t yn, lo_message msg)
1923 {
1924         OSCSurface *sur = get_surface(lo_message_get_source (msg));
1925         boost::shared_ptr<Stripable> s;
1926         if (sur->expand_enable) {
1927                 s = get_strip (sur->expand, lo_message_get_source (msg));
1928         } else {
1929                 s = _select;
1930         }
1931         if (s) {
1932                 boost::shared_ptr<Track> track = boost::dynamic_pointer_cast<Track> (s);
1933                 if (track) {
1934                         if (track->monitoring_control()) {
1935                                 track->monitoring_control()->set_value (yn ? 1.0 : 0.0, PBD::Controllable::NoGroup);
1936                                 return 0;
1937                         }
1938                 }
1939         }
1940         return sel_fail ("monitor_input", 0, lo_message_get_source (msg));
1941 }
1942
1943 int
1944 OSC::route_monitor_disk (int ssid, int yn, lo_message msg)
1945 {
1946         if (!session) return -1;
1947         boost::shared_ptr<Stripable> s = get_strip (ssid, lo_message_get_source (msg));
1948
1949         if (s) {
1950                 boost::shared_ptr<Track> track = boost::dynamic_pointer_cast<Track> (s);
1951                 if (track) {
1952                         if (track->monitoring_control()) {
1953                                 track->monitoring_control()->set_value (yn ? 2.0 : 0.0, PBD::Controllable::NoGroup);
1954                                 return 0;
1955                         }
1956                 }
1957         }
1958
1959         return route_send_fail ("monitor_disk", ssid, 0, lo_message_get_source (msg));
1960 }
1961
1962 int
1963 OSC::sel_monitor_disk (uint32_t yn, lo_message msg)
1964 {
1965         OSCSurface *sur = get_surface(lo_message_get_source (msg));
1966         boost::shared_ptr<Stripable> s;
1967         if (sur->expand_enable) {
1968                 s = get_strip (sur->expand, lo_message_get_source (msg));
1969         } else {
1970                 s = _select;
1971         }
1972         if (s) {
1973                 boost::shared_ptr<Track> track = boost::dynamic_pointer_cast<Track> (s);
1974                 if (track) {
1975                         if (track->monitoring_control()) {
1976                                 track->monitoring_control()->set_value (yn ? 2.0 : 0.0, PBD::Controllable::NoGroup);
1977                                 return 0;
1978                         }
1979                 }
1980         }
1981         return sel_fail ("monitor_disk", 0, lo_message_get_source (msg));
1982 }
1983
1984
1985 int
1986 OSC::strip_phase (int ssid, int yn, lo_message msg)
1987 {
1988         if (!session) return -1;
1989         boost::shared_ptr<Stripable> s = get_strip (ssid, lo_message_get_source (msg));
1990
1991         if (s) {
1992                 if (s->phase_control()) {
1993                         s->phase_control()->set_value (yn ? 1.0 : 0.0, PBD::Controllable::NoGroup);
1994                         return 0;
1995                 }
1996         }
1997
1998         return route_send_fail ("polarity", ssid, 0, lo_message_get_source (msg));
1999 }
2000
2001 int
2002 OSC::sel_phase (uint32_t yn, lo_message msg)
2003 {
2004         OSCSurface *sur = get_surface(lo_message_get_source (msg));
2005         boost::shared_ptr<Stripable> s;
2006         if (sur->expand_enable) {
2007                 s = get_strip (sur->expand, lo_message_get_source (msg));
2008         } else {
2009                 s = _select;
2010         }
2011         if (s) {
2012                 if (s->phase_control()) {
2013                         s->phase_control()->set_value (yn ? 1.0 : 0.0, PBD::Controllable::NoGroup);
2014                         return 0;
2015                 }
2016         }
2017         return sel_fail ("polarity", 0, lo_message_get_source (msg));
2018 }
2019
2020 int
2021 OSC::strip_expand (int ssid, int yn, lo_message msg)
2022 {
2023         OSCSurface *sur = get_surface(lo_message_get_source (msg));
2024         sur->expand_enable = (bool) yn;
2025         sur->expand = ssid;
2026         boost::shared_ptr<Stripable> s;
2027         if (yn) {
2028                 s = get_strip (ssid, lo_message_get_source (msg));
2029         } else {
2030                 s = ControlProtocol::first_selected_stripable();
2031         }
2032
2033         return _strip_select (s, lo_message_get_source (msg));
2034 }
2035
2036 int
2037 OSC::_strip_select (boost::shared_ptr<Stripable> s, lo_address addr)
2038 {
2039         if (!session) {
2040                 return -1;
2041         }
2042         OSCSurface *sur = get_surface(addr);
2043         if (sur->sel_obs) {
2044                 delete sur->sel_obs;
2045                 sur->sel_obs = 0;
2046         }
2047         if (s) {
2048                 OSCSelectObserver* sel_fb = new OSCSelectObserver (s, addr, sur->gainmode, sur->feedback);
2049                 s->DropReferences.connect (*this, MISSING_INVALIDATOR, boost::bind (&OSC::recalcbanks, this), this);
2050                 sur->sel_obs = sel_fb;
2051         } else if (sur->expand_enable) {
2052                 sur->expand = 0;
2053                 sur->expand_enable = false;
2054                 if (_select) {
2055                         OSCSelectObserver* sel_fb = new OSCSelectObserver (_select, addr, sur->gainmode, sur->feedback);
2056                         _select->DropReferences.connect (*this, MISSING_INVALIDATOR, boost::bind (&OSC::recalcbanks, this), this);
2057                         sur->sel_obs = sel_fb;
2058                 }
2059         } else {
2060                 route_send_fail ("select", sur->expand, 0 , addr);
2061         }
2062         //update buttons on surface
2063         int b_s = sur->bank_size;
2064         if (!b_s) { // bank size 0 means we need to know how many strips there are.
2065                 b_s = sur->nstrips;
2066         }
2067         for (int i = 1;  i <= b_s; i++) {
2068                 string path = "expand";
2069
2070                 if ((i == (int) sur->expand) && sur->expand_enable) {
2071                         lo_message reply = lo_message_new ();
2072                         if (sur->feedback[2]) {
2073                                 ostringstream os;
2074                                 os << "/strip/" << path << "/" << i;
2075                                 path = os.str();
2076                         } else {
2077                                 ostringstream os;
2078                                 os << "/strip/" << path;
2079                                 path = os.str();
2080                                 lo_message_add_int32 (reply, i);
2081                         }
2082                         lo_message_add_float (reply, (float) 1);
2083
2084                         lo_send_message (addr, path.c_str(), reply);
2085                         lo_message_free (reply);
2086                         reply = lo_message_new ();
2087                         lo_message_add_float (reply, 1.0);
2088                         lo_send_message (addr, "/select/expand", reply);
2089                         lo_message_free (reply);
2090
2091                 } else {
2092                         lo_message reply = lo_message_new ();
2093                         lo_message_add_int32 (reply, i);
2094                         lo_message_add_float (reply, 0.0);
2095                         lo_send_message (addr, "/strip/expand", reply);
2096                         lo_message_free (reply);
2097                 }
2098         }
2099         if (!sur->expand_enable) {
2100                 lo_message reply = lo_message_new ();
2101                 lo_message_add_float (reply, 0.0);
2102                 lo_send_message (addr, "/select/expand", reply);
2103                 lo_message_free (reply);
2104         }
2105
2106         return 0;
2107 }
2108
2109 int
2110 OSC::strip_gui_select (int ssid, int yn, lo_message msg)
2111 {
2112         //ignore button release
2113         if (!yn) return 0;
2114
2115         if (!session) {
2116                 route_send_fail ("select", ssid, 0, lo_message_get_source (msg));
2117                 return -1;
2118         }
2119         OSCSurface *sur = get_surface(lo_message_get_source (msg));
2120         sur->expand_enable = false;
2121         boost::shared_ptr<Stripable> s = get_strip (ssid, lo_message_get_source (msg));
2122         if (s) {
2123                 SetStripableSelection (s);
2124         } else {
2125                 route_send_fail ("select", ssid, 0, lo_message_get_source (msg));
2126         }
2127
2128         return 0;
2129 }
2130
2131 int
2132 OSC::sel_expand (uint32_t state, lo_message msg)
2133 {
2134         OSCSurface *sur = get_surface(lo_message_get_source (msg));
2135         boost::shared_ptr<Stripable> s;
2136         sur->expand_enable = (bool) state;
2137         if (state && sur->expand) {
2138                 s = get_strip (sur->expand, lo_message_get_source (msg));
2139         } else {
2140                 s = ControlProtocol::first_selected_stripable();
2141         }
2142
2143         return _strip_select (s, lo_message_get_source (msg));
2144 }
2145
2146 int
2147 OSC::route_set_gain_abs (int ssid, float level, lo_message msg)
2148 {
2149         if (!session) return -1;
2150         boost::shared_ptr<Stripable> s = get_strip (ssid, lo_message_get_source (msg));
2151
2152         if (s) {
2153                 if (s->gain_control()) {
2154                         s->gain_control()->set_value (level, PBD::Controllable::NoGroup);
2155                 } else {
2156                         return 1;
2157                 }
2158         } else {
2159                 return 1;
2160         }
2161
2162         return 0;
2163 }
2164
2165 int
2166 OSC::route_set_gain_dB (int ssid, float dB, lo_message msg)
2167 {
2168         if (!session) {
2169                 route_send_fail ("gain", ssid, -193, lo_message_get_source (msg));
2170                 return -1;
2171         }
2172         int ret;
2173         if (dB < -192) {
2174                 ret = route_set_gain_abs (ssid, 0.0, msg);
2175         } else {
2176                 ret = route_set_gain_abs (ssid, dB_to_coefficient (dB), msg);
2177         }
2178         if (ret != 0) {
2179                 return route_send_fail ("gain", ssid, -193, lo_message_get_source (msg));
2180         }
2181         return 0;
2182 }
2183
2184 int
2185 OSC::sel_gain (float val, lo_message msg)
2186 {
2187         OSCSurface *sur = get_surface(lo_message_get_source (msg));
2188         boost::shared_ptr<Stripable> s;
2189         if (sur->expand_enable) {
2190                 s = get_strip (sur->expand, lo_message_get_source (msg));
2191         } else {
2192                 s = _select;
2193         }
2194         if (s) {
2195                 float abs;
2196                 if (val < -192) {
2197                         abs = 0;
2198                 } else {
2199                         abs = dB_to_coefficient (val);
2200                 }
2201                 if (s->gain_control()) {
2202                         s->gain_control()->set_value (abs, PBD::Controllable::NoGroup);
2203                         return 0;
2204                 }
2205         }
2206         return sel_fail ("gain", -193, lo_message_get_source (msg));
2207 }
2208
2209 int
2210 OSC::route_set_gain_fader (int ssid, float pos, lo_message msg)
2211 {
2212         if (!session) {
2213                 route_send_fail ("fader", ssid, 0, lo_message_get_source (msg));
2214                 return -1;
2215         }
2216         int ret;
2217         if ((pos > 799.5) && (pos < 800.5)) {
2218                 ret = route_set_gain_abs (ssid, 1.0, msg);
2219         } else {
2220                 ret = route_set_gain_abs (ssid, slider_position_to_gain_with_max ((pos/1023), 2.0), msg);
2221         }
2222         if (ret != 0) {
2223                 return route_send_fail ("fader", ssid, 0, lo_message_get_source (msg));
2224         }
2225         return 0;
2226 }
2227
2228 int
2229 OSC::sel_fader (float val, lo_message msg)
2230 {
2231         OSCSurface *sur = get_surface(lo_message_get_source (msg));
2232         boost::shared_ptr<Stripable> s;
2233         if (sur->expand_enable) {
2234                 s = get_strip (sur->expand, lo_message_get_source (msg));
2235         } else {
2236                 s = _select;
2237         }
2238         if (s) {
2239                 float abs;
2240                 if ((val > 799.5) && (val < 800.5)) {
2241                         abs = 1.0;
2242                 } else {
2243                         abs = slider_position_to_gain_with_max ((val/1023), 2.0);
2244                 }
2245                 if (s->gain_control()) {
2246                         s->gain_control()->set_value (abs, PBD::Controllable::NoGroup);
2247                         return 0;
2248                 }
2249         }
2250         return sel_fail ("fader", 0, lo_message_get_source (msg));
2251 }
2252
2253 int
2254 OSC::route_set_trim_abs (int ssid, float level, lo_message msg)
2255 {
2256         if (!session) return -1;
2257         boost::shared_ptr<Stripable> s = get_strip (ssid, lo_message_get_source (msg));
2258
2259         if (s) {
2260                 if (s->trim_control()) {
2261                         s->trim_control()->set_value (level, PBD::Controllable::NoGroup);
2262                         return 0;
2263                 }
2264
2265         }
2266
2267         return -1;
2268 }
2269
2270 int
2271 OSC::route_set_trim_dB (int ssid, float dB, lo_message msg)
2272 {
2273         int ret;
2274         ret = route_set_trim_abs(ssid, dB_to_coefficient (dB), msg);
2275         if (ret != 0) {
2276                 return route_send_fail ("trimdB", ssid, 0, lo_message_get_source (msg));
2277         }
2278
2279 return 0;
2280 }
2281
2282 int
2283 OSC::sel_trim (float val, lo_message msg)
2284 {
2285         OSCSurface *sur = get_surface(lo_message_get_source (msg));
2286         boost::shared_ptr<Stripable> s;
2287         if (sur->expand_enable) {
2288                 s = get_strip (sur->expand, lo_message_get_source (msg));
2289         } else {
2290                 s = _select;
2291         }
2292         if (s) {
2293                 if (s->trim_control()) {
2294                         s->trim_control()->set_value (dB_to_coefficient (val), PBD::Controllable::NoGroup);
2295                         return 0;
2296                 }
2297         }
2298         return sel_fail ("trimdB", 0, lo_message_get_source (msg));
2299 }
2300
2301 int
2302 OSC::sel_pan_position (float val, lo_message msg)
2303 {
2304         OSCSurface *sur = get_surface(lo_message_get_source (msg));
2305         boost::shared_ptr<Stripable> s;
2306         if (sur->expand_enable) {
2307                 s = get_strip (sur->expand, lo_message_get_source (msg));
2308         } else {
2309                 s = _select;
2310         }
2311         if (s) {
2312                 if(s->pan_azimuth_control()) {
2313                         s->pan_azimuth_control()->set_value (val, PBD::Controllable::NoGroup);
2314                         return 0;
2315                 }
2316         }
2317         return sel_fail ("pan_stereo_position", 0.5, lo_message_get_source (msg));
2318 }
2319
2320 int
2321 OSC::sel_pan_width (float val, lo_message msg)
2322 {
2323         OSCSurface *sur = get_surface(lo_message_get_source (msg));
2324         boost::shared_ptr<Stripable> s;
2325         if (sur->expand_enable) {
2326                 s = get_strip (sur->expand, lo_message_get_source (msg));
2327         } else {
2328                 s = _select;
2329         }
2330         if (s) {
2331                 if (s->pan_width_control()) {
2332                         s->pan_width_control()->set_value (s->pan_width_control()->interface_to_internal (val), PBD::Controllable::NoGroup);
2333                         return 0;
2334                 }
2335         }
2336         return sel_fail ("pan_stereo_width", 1, lo_message_get_source (msg));
2337 }
2338
2339 int
2340 OSC::route_set_pan_stereo_position (int ssid, float pos, lo_message msg)
2341 {
2342         if (!session) return -1;
2343         boost::shared_ptr<Stripable> s = get_strip (ssid, lo_message_get_source (msg));
2344
2345         if (s) {
2346                 if(s->pan_azimuth_control()) {
2347                         s->pan_azimuth_control()->set_value (pos, PBD::Controllable::NoGroup);
2348                         return route_send_fail ("pan_stereo_position", ssid, s->pan_azimuth_control()->get_value (), lo_message_get_source (msg));
2349                 }
2350         }
2351
2352         return route_send_fail ("pan_stereo_position", ssid, 0.5, lo_message_get_source (msg));
2353 }
2354
2355 int
2356 OSC::route_set_pan_stereo_width (int ssid, float pos, lo_message msg)
2357 {
2358         if (!session) return -1;
2359         boost::shared_ptr<Stripable> s = get_strip (ssid, lo_message_get_source (msg));
2360
2361         if (s) {
2362                 if (s->pan_width_control()) {
2363                         s->pan_width_control()->set_value (pos, PBD::Controllable::NoGroup);
2364                         return 0;
2365                 }
2366         }
2367
2368         return route_send_fail ("pan_stereo_width", ssid, 1, lo_message_get_source (msg));
2369 }
2370
2371 int
2372 OSC::route_set_send_gain_abs (int ssid, int sid, float val, lo_message msg)
2373 {
2374         if (!session) {
2375                 return -1;
2376         }
2377         boost::shared_ptr<Stripable> s = get_strip (ssid, lo_message_get_source (msg));
2378
2379         if (!s) {
2380                 return -1;
2381         }
2382
2383         /* revert to zero-based counting */
2384
2385         if (sid > 0) {
2386                 --sid;
2387         }
2388
2389         if (s->send_level_controllable (sid)) {
2390                 s->send_level_controllable (sid)->set_value (val, PBD::Controllable::NoGroup);
2391                 return 0;
2392         }
2393
2394         return -1;
2395 }
2396
2397 int
2398 OSC::route_set_send_gain_dB (int ssid, int sid, float val, lo_message msg)
2399 {
2400         return route_set_send_gain_abs (ssid, sid, dB_to_coefficient (val), msg);
2401 }
2402
2403 int
2404 OSC::route_set_send_fader (int ssid, int sid, float pos, lo_message msg)
2405 {
2406         if (!session) {
2407                 return -1;
2408         }
2409         if ((pos > 799.5) && (pos < 800.5)) {
2410                 return route_set_send_gain_abs (ssid, sid, 1.0, msg);
2411         } else {
2412                 return route_set_send_gain_abs (ssid, sid, slider_position_to_gain_with_max ((pos/1023), 2.0), msg);
2413         }
2414 }
2415
2416 int
2417 OSC::sel_sendgain (int id, float val, lo_message msg)
2418 {
2419         OSCSurface *sur = get_surface(lo_message_get_source (msg));
2420         boost::shared_ptr<Stripable> s;
2421         if (sur->expand_enable) {
2422                 s = get_strip (sur->expand, lo_message_get_source (msg));
2423         } else {
2424                 s = _select;
2425         }
2426         float abs;
2427         if (s) {
2428                 if (val < -192) {
2429                         abs = 0;
2430                 } else {
2431                         abs = dB_to_coefficient (val);
2432                 }
2433                 if (id > 0) {
2434                         --id;
2435                 }
2436
2437                 if (s->send_level_controllable (id)) {
2438                         s->send_level_controllable (id)->set_value (abs, PBD::Controllable::NoGroup);
2439                         return 0;
2440                 }
2441         }
2442         return sel_send_fail ("send_gain", id, -193, lo_message_get_source (msg));
2443 }
2444
2445 int
2446 OSC::sel_sendfader (int id, float val, lo_message msg)
2447 {
2448         OSCSurface *sur = get_surface(lo_message_get_source (msg));
2449         boost::shared_ptr<Stripable> s;
2450         if (sur->expand_enable) {
2451                 s = get_strip (sur->expand, lo_message_get_source (msg));
2452         } else {
2453                 s = _select;
2454         }
2455         float abs;
2456         if (s) {
2457                 if ((val > 799.5) && (val < 800.5)) {
2458                         abs = 1.0;
2459                 } else {
2460                         abs = slider_position_to_gain_with_max ((val/1023), 2.0);
2461                 }
2462                 if (id > 0) {
2463                         --id;
2464                 }
2465
2466                 if (s->send_level_controllable (id)) {
2467                         s->send_level_controllable (id)->set_value (abs, PBD::Controllable::NoGroup);
2468                         return 0;
2469                 }
2470         }
2471         return sel_send_fail ("send_gain", id, 0, lo_message_get_source (msg));
2472 }
2473
2474 int
2475 OSC::route_set_send_enable (int ssid, int sid, float val, lo_message msg)
2476 {
2477         if (!session) {
2478                 return -1;
2479         }
2480         boost::shared_ptr<Stripable> s = get_strip (ssid, lo_message_get_source (msg));
2481
2482         if (s) {
2483
2484                 /* revert to zero-based counting */
2485
2486                 if (sid > 0) {
2487                         --sid;
2488                 }
2489
2490                 if (s->send_enable_controllable (sid)) {
2491                         s->send_enable_controllable (sid)->set_value (val, PBD::Controllable::NoGroup);
2492                         return 0;
2493                 }
2494
2495                 if (s->send_level_controllable (sid)) {
2496                         return 0;
2497                 }
2498
2499         }
2500
2501         return -1;
2502 }
2503
2504 int
2505 OSC::sel_sendenable (int id, float val, lo_message msg)
2506 {
2507         OSCSurface *sur = get_surface(lo_message_get_source (msg));
2508         boost::shared_ptr<Stripable> s;
2509         if (sur->expand_enable) {
2510                 s = get_strip (sur->expand, lo_message_get_source (msg));
2511         } else {
2512                 s = _select;
2513         }
2514         if (s) {
2515                 if (id > 0) {
2516                         --id;
2517                 }
2518                 if (s->send_enable_controllable (id)) {
2519                         s->send_enable_controllable (id)->set_value (val, PBD::Controllable::NoGroup);
2520                         return 0;
2521                 }
2522                 if (s->send_level_controllable (id)) {
2523                         return sel_send_fail ("send_enable", id + 1, 1, lo_message_get_source (msg));
2524                 }
2525         }
2526         return sel_send_fail ("send_enable", id + 1, 0, lo_message_get_source (msg));
2527 }
2528
2529 int
2530 OSC::route_plugin_parameter (int ssid, int piid, int par, float val, lo_message msg)
2531 {
2532         if (!session)
2533                 return -1;
2534         boost::shared_ptr<Stripable> s = get_strip (ssid, lo_message_get_source (msg));
2535
2536         boost::shared_ptr<Route> r = boost::dynamic_pointer_cast<Route> (s);
2537
2538         if (!r) {
2539                 PBD::error << "OSC: Invalid Remote Control ID '" << ssid << "'" << endmsg;
2540                 return -1;
2541         }
2542
2543         boost::shared_ptr<Processor> redi=r->nth_plugin (piid);
2544
2545         if (!redi) {
2546                 PBD::error << "OSC: cannot find plugin # " << piid << " for RID '" << ssid << "'" << endmsg;
2547                 return -1;
2548         }
2549
2550         boost::shared_ptr<PluginInsert> pi;
2551
2552         if (!(pi = boost::dynamic_pointer_cast<PluginInsert>(redi))) {
2553                 PBD::error << "OSC: given processor # " << piid << " on RID '" << ssid << "' is not a Plugin." << endmsg;
2554                 return -1;
2555         }
2556
2557         boost::shared_ptr<ARDOUR::Plugin> pip = pi->plugin();
2558         bool ok=false;
2559
2560         uint32_t controlid = pip->nth_parameter (par,ok);
2561
2562         if (!ok) {
2563                 PBD::error << "OSC: Cannot find parameter # " << par <<  " for plugin # " << piid << " on RID '" << ssid << "'" << endmsg;
2564                 return -1;
2565         }
2566
2567         if (!pip->parameter_is_input(controlid)) {
2568                 PBD::error << "OSC: Parameter # " << par <<  " for plugin # " << piid << " on RID '" << ssid << "' is not a control input" << endmsg;
2569                 return -1;
2570         }
2571
2572         ParameterDescriptor pd;
2573         pi->plugin()->get_parameter_descriptor (controlid,pd);
2574
2575         if (val >= pd.lower && val <= pd.upper) {
2576
2577                 boost::shared_ptr<AutomationControl> c = pi->automation_control (Evoral::Parameter(PluginAutomation, 0, controlid));
2578                 // cerr << "parameter:" << redi->describe_parameter(controlid) << " val:" << val << "\n";
2579                 c->set_value (val, PBD::Controllable::NoGroup);
2580         } else {
2581                 PBD::warning << "OSC: Parameter # " << par <<  " for plugin # " << piid << " on RID '" << ssid << "' is out of range" << endmsg;
2582                 PBD::info << "OSC: Valid range min=" << pd.lower << " max=" << pd.upper << endmsg;
2583         }
2584
2585         return 0;
2586 }
2587
2588 //prints to cerr only
2589 int
2590 OSC::route_plugin_parameter_print (int ssid, int piid, int par, lo_message msg)
2591 {
2592         if (!session) {
2593                 return -1;
2594         }
2595         boost::shared_ptr<Stripable> s = get_strip (ssid, lo_message_get_source (msg));
2596
2597         boost::shared_ptr<Route> r = boost::dynamic_pointer_cast<Route> (s);
2598
2599         if (!r) {
2600                 return -1;
2601         }
2602
2603         boost::shared_ptr<Processor> redi=r->nth_processor (piid);
2604
2605         if (!redi) {
2606                 return -1;
2607         }
2608
2609         boost::shared_ptr<PluginInsert> pi;
2610
2611         if (!(pi = boost::dynamic_pointer_cast<PluginInsert>(redi))) {
2612                 return -1;
2613         }
2614
2615         boost::shared_ptr<ARDOUR::Plugin> pip = pi->plugin();
2616         bool ok=false;
2617
2618         uint32_t controlid = pip->nth_parameter (par,ok);
2619
2620         if (!ok) {
2621                 return -1;
2622         }
2623
2624         ParameterDescriptor pd;
2625
2626         if (pi->plugin()->get_parameter_descriptor (controlid, pd) == 0) {
2627                 boost::shared_ptr<AutomationControl> c = pi->automation_control (Evoral::Parameter(PluginAutomation, 0, controlid));
2628
2629                 cerr << "parameter:     " << redi->describe_parameter(controlid)  << "\n";
2630                 cerr << "current value: " << c->get_value ();
2631                 cerr << "lower value:   " << pd.lower << "\n";
2632                 cerr << "upper value:   " << pd.upper << "\n";
2633         }
2634
2635         return 0;
2636 }
2637
2638 // select
2639
2640 int
2641 OSC::sel_pan_elevation (float val, lo_message msg)
2642 {
2643         OSCSurface *sur = get_surface(lo_message_get_source (msg));
2644         boost::shared_ptr<Stripable> s;
2645         if (sur->expand_enable) {
2646                 s = get_strip (sur->expand, lo_message_get_source (msg));
2647         } else {
2648                 s = _select;
2649         }
2650         if (s) {
2651                 if (s->pan_elevation_control()) {
2652                         s->pan_elevation_control()->set_value (s->pan_elevation_control()->interface_to_internal (val), PBD::Controllable::NoGroup);
2653                         return 0;
2654                 }
2655         }
2656         return sel_fail ("pan_elevation_position", 0.5, lo_message_get_source (msg));
2657 }
2658
2659 int
2660 OSC::sel_pan_frontback (float val, lo_message msg)
2661 {
2662         OSCSurface *sur = get_surface(lo_message_get_source (msg));
2663         boost::shared_ptr<Stripable> s;
2664         if (sur->expand_enable) {
2665                 s = get_strip (sur->expand, lo_message_get_source (msg));
2666         } else {
2667                 s = _select;
2668         }
2669         if (s) {
2670                 if (s->pan_frontback_control()) {
2671                         s->pan_frontback_control()->set_value (s->pan_frontback_control()->interface_to_internal (val), PBD::Controllable::NoGroup);
2672                         return 0;
2673                 }
2674         }
2675         return sel_fail ("pan_frontback_position", 0.5, lo_message_get_source (msg));
2676 }
2677
2678 int
2679 OSC::sel_pan_lfe (float val, lo_message msg)
2680 {
2681         OSCSurface *sur = get_surface(lo_message_get_source (msg));
2682         boost::shared_ptr<Stripable> s;
2683         if (sur->expand_enable) {
2684                 s = get_strip (sur->expand, lo_message_get_source (msg));
2685         } else {
2686                 s = _select;
2687         }
2688         if (s) {
2689                 if (s->pan_lfe_control()) {
2690                         s->pan_lfe_control()->set_value (s->pan_lfe_control()->interface_to_internal (val), PBD::Controllable::NoGroup);
2691                         return 0;
2692                 }
2693         }
2694         return sel_fail ("pan_lfe_position", 0, lo_message_get_source (msg));
2695 }
2696
2697 // compressor control
2698 int
2699 OSC::sel_comp_enable (float val, lo_message msg)
2700 {
2701         OSCSurface *sur = get_surface(lo_message_get_source (msg));
2702         boost::shared_ptr<Stripable> s;
2703         if (sur->expand_enable) {
2704                 s = get_strip (sur->expand, lo_message_get_source (msg));
2705         } else {
2706                 s = _select;
2707         }
2708         if (s) {
2709                 if (s->comp_enable_controllable()) {
2710                         s->comp_enable_controllable()->set_value (s->comp_enable_controllable()->interface_to_internal (val), PBD::Controllable::NoGroup);
2711                         return 0;
2712                 }
2713         }
2714         return sel_fail ("comp_enable", 0, lo_message_get_source (msg));
2715 }
2716
2717 int
2718 OSC::sel_comp_threshold (float val, lo_message msg)
2719 {
2720         OSCSurface *sur = get_surface(lo_message_get_source (msg));
2721         boost::shared_ptr<Stripable> s;
2722         if (sur->expand_enable) {
2723                 s = get_strip (sur->expand, lo_message_get_source (msg));
2724         } else {
2725                 s = _select;
2726         }
2727         if (s) {
2728                 if (s->comp_threshold_controllable()) {
2729                         s->comp_threshold_controllable()->set_value (s->comp_threshold_controllable()->interface_to_internal (val), PBD::Controllable::NoGroup);
2730                         return 0;
2731                 }
2732         }
2733         return sel_fail ("comp_threshold", 0, lo_message_get_source (msg));
2734 }
2735
2736 int
2737 OSC::sel_comp_speed (float val, lo_message msg)
2738 {
2739         OSCSurface *sur = get_surface(lo_message_get_source (msg));
2740         boost::shared_ptr<Stripable> s;
2741         if (sur->expand_enable) {
2742                 s = get_strip (sur->expand, lo_message_get_source (msg));
2743         } else {
2744                 s = _select;
2745         }
2746         if (s) {
2747                 if (s->comp_speed_controllable()) {
2748                         s->comp_speed_controllable()->set_value (s->comp_speed_controllable()->interface_to_internal (val), PBD::Controllable::NoGroup);
2749                         return 0;
2750                 }
2751         }
2752         return sel_fail ("comp_speed", 0, lo_message_get_source (msg));
2753 }
2754
2755 int
2756 OSC::sel_comp_mode (float val, lo_message msg)
2757 {
2758         OSCSurface *sur = get_surface(lo_message_get_source (msg));
2759         boost::shared_ptr<Stripable> s;
2760         if (sur->expand_enable) {
2761                 s = get_strip (sur->expand, lo_message_get_source (msg));
2762         } else {
2763                 s = _select;
2764         }
2765         if (s) {
2766                 if (s->comp_mode_controllable()) {
2767                         s->comp_mode_controllable()->set_value (s->comp_mode_controllable()->interface_to_internal (val), PBD::Controllable::NoGroup);
2768                         return 0;
2769                 }
2770         }
2771         return sel_fail ("comp_mode", 0, lo_message_get_source (msg));
2772 }
2773
2774 int
2775 OSC::sel_comp_makeup (float val, lo_message msg)
2776 {
2777         OSCSurface *sur = get_surface(lo_message_get_source (msg));
2778         boost::shared_ptr<Stripable> s;
2779         if (sur->expand_enable) {
2780                 s = get_strip (sur->expand, lo_message_get_source (msg));
2781         } else {
2782                 s = _select;
2783         }
2784         if (s) {
2785                 if (s->comp_makeup_controllable()) {
2786                         s->comp_makeup_controllable()->set_value (s->comp_makeup_controllable()->interface_to_internal (val), PBD::Controllable::NoGroup);
2787                         return 0;
2788                 }
2789         }
2790         return sel_fail ("comp_makeup", 0, lo_message_get_source (msg));
2791 }
2792
2793 // EQ control
2794
2795 int
2796 OSC::sel_eq_enable (float val, lo_message msg)
2797 {
2798         OSCSurface *sur = get_surface(lo_message_get_source (msg));
2799         boost::shared_ptr<Stripable> s;
2800         if (sur->expand_enable) {
2801                 s = get_strip (sur->expand, lo_message_get_source (msg));
2802         } else {
2803                 s = _select;
2804         }
2805         if (s) {
2806                 if (s->eq_enable_controllable()) {
2807                         s->eq_enable_controllable()->set_value (s->eq_enable_controllable()->interface_to_internal (val), PBD::Controllable::NoGroup);
2808                         return 0;
2809                 }
2810         }
2811         return sel_fail ("eq_enable", 0, lo_message_get_source (msg));
2812 }
2813
2814 int
2815 OSC::sel_eq_hpf (float val, lo_message msg)
2816 {
2817         OSCSurface *sur = get_surface(lo_message_get_source (msg));
2818         boost::shared_ptr<Stripable> s;
2819         if (sur->expand_enable) {
2820                 s = get_strip (sur->expand, lo_message_get_source (msg));
2821         } else {
2822                 s = _select;
2823         }
2824         if (s) {
2825                 if (s->eq_hpf_controllable()) {
2826                         s->eq_hpf_controllable()->set_value (s->eq_hpf_controllable()->interface_to_internal (val), PBD::Controllable::NoGroup);
2827                         return 0;
2828                 }
2829         }
2830         return sel_fail ("eq_hpf", 0, lo_message_get_source (msg));
2831 }
2832
2833 int
2834 OSC::sel_eq_gain (int id, float val, lo_message msg)
2835 {
2836         OSCSurface *sur = get_surface(lo_message_get_source (msg));
2837         boost::shared_ptr<Stripable> s;
2838         if (sur->expand_enable) {
2839                 s = get_strip (sur->expand, lo_message_get_source (msg));
2840         } else {
2841                 s = _select;
2842         }
2843         if (s) {
2844                 if (id > 0) {
2845                         --id;
2846                 }
2847                 if (s->eq_gain_controllable (id)) {
2848                         s->eq_gain_controllable (id)->set_value (s->eq_gain_controllable(id)->interface_to_internal (val), PBD::Controllable::NoGroup);
2849                         return 0;
2850                 }
2851         }
2852         return sel_send_fail ("eq_gain", id + 1, 0, lo_message_get_source (msg));
2853 }
2854
2855 int
2856 OSC::sel_eq_freq (int id, float val, lo_message msg)
2857 {
2858         OSCSurface *sur = get_surface(lo_message_get_source (msg));
2859         boost::shared_ptr<Stripable> s;
2860         if (sur->expand_enable) {
2861                 s = get_strip (sur->expand, lo_message_get_source (msg));
2862         } else {
2863                 s = _select;
2864         }
2865         if (s) {
2866                 if (id > 0) {
2867                         --id;
2868                 }
2869                 if (s->eq_freq_controllable (id)) {
2870                         s->eq_freq_controllable (id)->set_value (s->eq_freq_controllable(id)->interface_to_internal (val), PBD::Controllable::NoGroup);
2871                         return 0;
2872                 }
2873         }
2874         return sel_send_fail ("eq_freq", id + 1, 0, lo_message_get_source (msg));
2875 }
2876
2877 int
2878 OSC::sel_eq_q (int id, float val, lo_message msg)
2879 {
2880         OSCSurface *sur = get_surface(lo_message_get_source (msg));
2881         boost::shared_ptr<Stripable> s;
2882         if (sur->expand_enable) {
2883                 s = get_strip (sur->expand, lo_message_get_source (msg));
2884         } else {
2885                 s = _select;
2886         }
2887         if (s) {
2888                 if (id > 0) {
2889                         --id;
2890                 }
2891                 if (s->eq_q_controllable (id)) {
2892                         s->eq_q_controllable (id)->set_value (s->eq_q_controllable(id)->interface_to_internal (val), PBD::Controllable::NoGroup);
2893                         return 0;
2894                 }
2895         }
2896         return sel_send_fail ("eq_q", id + 1, 0, lo_message_get_source (msg));
2897 }
2898
2899 int
2900 OSC::sel_eq_shape (int id, float val, lo_message msg)
2901 {
2902         OSCSurface *sur = get_surface(lo_message_get_source (msg));
2903         boost::shared_ptr<Stripable> s;
2904         if (sur->expand_enable) {
2905                 s = get_strip (sur->expand, lo_message_get_source (msg));
2906         } else {
2907                 s = _select;
2908         }
2909         if (s) {
2910                 if (id > 0) {
2911                         --id;
2912                 }
2913                 if (s->eq_shape_controllable (id)) {
2914                         s->eq_shape_controllable (id)->set_value (s->eq_shape_controllable(id)->interface_to_internal (val), PBD::Controllable::NoGroup);
2915                         return 0;
2916                 }
2917         }
2918         return sel_send_fail ("eq_shape", id + 1, 0, lo_message_get_source (msg));
2919 }
2920
2921 void
2922 OSC::gui_selection_changed ()
2923 {
2924         boost::shared_ptr<Stripable> strip = ControlProtocol::first_selected_stripable();
2925
2926         if (strip) {
2927                 _select = strip;
2928                 for (uint32_t it = 0; it < _surface.size(); ++it) {
2929                         OSCSurface* sur = &_surface[it];
2930                         if(!sur->expand_enable) {
2931                                 lo_address addr = lo_address_new_from_url (sur->remote_url.c_str());
2932                                 _strip_select (strip, addr);
2933                         }
2934                 }
2935         }
2936 }
2937
2938 // timer callbacks
2939 bool
2940 OSC::periodic (void)
2941 {
2942         if (!tick) {
2943                 Glib::usleep(100); // let flurry of signals subside
2944                 if (bank_dirty) {
2945                         _recalcbanks ();
2946                         bank_dirty = false;
2947                         tick = true;
2948                 }
2949         }
2950
2951         for (GlobalObservers::iterator x = global_observers.begin(); x != global_observers.end(); x++) {
2952
2953                 OSCGlobalObserver* go;
2954
2955                 if ((go = dynamic_cast<OSCGlobalObserver*>(*x)) != 0) {
2956                         go->tick();
2957                 }
2958         }
2959         for (RouteObservers::iterator x = route_observers.begin(); x != route_observers.end(); x++) {
2960
2961                 OSCRouteObserver* ro;
2962
2963                 if ((ro = dynamic_cast<OSCRouteObserver*>(*x)) != 0) {
2964                         ro->tick();
2965                 }
2966         }
2967         for (uint32_t it = 0; it < _surface.size(); it++) {
2968                 OSCSurface* sur = &_surface[it];
2969                 OSCSelectObserver* so;
2970                 if ((so = dynamic_cast<OSCSelectObserver*>(sur->sel_obs)) != 0) {
2971                         so->tick();
2972                 }
2973         }
2974         return true;
2975 }
2976
2977 int
2978 OSC::route_send_fail (string path, uint32_t ssid, float val, lo_address addr)
2979 {
2980         OSCSurface *sur = get_surface(addr);
2981
2982         ostringstream os;
2983         lo_message reply;
2984         if (ssid) {
2985                 reply = lo_message_new ();
2986                 if (sur->feedback[2]) {
2987                         os << "/strip/" << path << "/" << ssid;
2988                 } else {
2989                         os << "/strip/" << path;
2990                         lo_message_add_int32 (reply, ssid);
2991                 }
2992                 string str_pth = os.str();
2993                 lo_message_add_float (reply, (float) val);
2994
2995                 lo_send_message (addr, str_pth.c_str(), reply);
2996                 lo_message_free (reply);
2997         }
2998         if ((_select == get_strip (ssid, addr)) || ((sur->expand == ssid) && (sur->expand_enable))) {
2999                 os.str("");
3000                 os << "/select/" << path;
3001                 string sel_pth = os.str();
3002                 reply = lo_message_new ();
3003                 lo_message_add_float (reply, (float) val);
3004                 lo_send_message (addr, sel_pth.c_str(), reply);
3005                 lo_message_free (reply);
3006         }
3007
3008         return 0;
3009 }
3010
3011 int
3012 OSC::sel_fail (string path, float val, lo_address addr)
3013 {
3014         ostringstream os;
3015         os.str("");
3016         os << "/select/" << path;
3017         string sel_pth = os.str();
3018         lo_message reply = lo_message_new ();
3019         lo_message_add_float (reply, (float) val);
3020         lo_send_message (addr, sel_pth.c_str(), reply);
3021         lo_message_free (reply);
3022
3023         return 0;
3024 }
3025
3026 int
3027 OSC::sel_send_fail (string path, uint32_t id, float val, lo_address addr)
3028 {
3029         OSCSurface *sur = get_surface(addr);
3030
3031         ostringstream os;
3032         lo_message reply;
3033         reply = lo_message_new ();
3034         if (sur->feedback[2]) {
3035                 os << "/select/" << path << "/" << id;
3036         } else {
3037                 os << "/select/" << path;
3038                 lo_message_add_int32 (reply, id);
3039         }
3040         string str_pth = os.str();
3041         lo_message_add_float (reply, (float) val);
3042
3043         lo_send_message (addr, str_pth.c_str(), reply);
3044         lo_message_free (reply);
3045
3046         return 0;
3047 }
3048
3049 XMLNode&
3050 OSC::get_state ()
3051 {
3052         XMLNode& node (ControlProtocol::get_state());
3053         node.add_property("debugmode", (int) _debugmode); // TODO: enum2str
3054         return node;
3055 }
3056
3057 int
3058 OSC::set_state (const XMLNode& node, int version)
3059 {
3060         if (ControlProtocol::set_state (node, version)) {
3061                 return -1;
3062         }
3063         XMLProperty const * p = node.property (X_("debugmode"));
3064         if (p) {
3065                 _debugmode = OSCDebugMode (PBD::atoi(p->value ()));
3066         }
3067
3068         return 0;
3069 }
3070
3071 // predicate for sort call in get_sorted_stripables
3072 struct StripableByPresentationOrder
3073 {
3074         bool operator () (const boost::shared_ptr<Stripable> & a, const boost::shared_ptr<Stripable> & b) const
3075         {
3076                 return a->presentation_info().order() < b->presentation_info().order();
3077         }
3078
3079         bool operator () (const Stripable & a, const Stripable & b) const
3080         {
3081                 return a.presentation_info().order() < b.presentation_info().order();
3082         }
3083
3084         bool operator () (const Stripable * a, const Stripable * b) const
3085         {
3086                 return a->presentation_info().order() < b->presentation_info().order();
3087         }
3088 };
3089
3090 OSC::Sorted
3091 OSC::get_sorted_stripables(std::bitset<32> types)
3092 {
3093         Sorted sorted;
3094
3095         // fetch all stripables
3096         StripableList stripables;
3097
3098         session->get_stripables (stripables);
3099
3100         // Look for stripables that match bit in sur->strip_types
3101         for (StripableList::iterator it = stripables.begin(); it != stripables.end(); ++it) {
3102
3103                 boost::shared_ptr<Stripable> s = *it;
3104                 if ((!types[9]) && (s->presentation_info().flags() & PresentationInfo::Hidden)) {
3105                         // do nothing... skip it
3106                 } else {
3107
3108                         if (types[0] && (s->presentation_info().flags() & PresentationInfo::AudioTrack)) {
3109                                 sorted.push_back (s);
3110                         } else
3111                         if (types[1] && (s->presentation_info().flags() & PresentationInfo::MidiTrack)) {
3112                                 sorted.push_back (s);
3113                         } else
3114                         if (types[2] && (s->presentation_info().flags() & PresentationInfo::AudioBus)) {
3115                                 sorted.push_back (s);
3116                         } else
3117                         if (types[3] && (s->presentation_info().flags() & PresentationInfo::MidiBus)) {
3118                                 sorted.push_back (s);
3119                         } else
3120                         if (types[4] && (s->presentation_info().flags() & PresentationInfo::VCA)) {
3121                                 sorted.push_back (s);
3122                         } else
3123                         if (types[8] && (s->presentation_info().flags() & PresentationInfo::Selected)) {
3124                                 sorted.push_back (s);
3125                         } else
3126                         if (types[9] && (s->presentation_info().flags() & PresentationInfo::Hidden)) {
3127                                 sorted.push_back (s);
3128                         }
3129                 }
3130         }
3131         sort (sorted.begin(), sorted.end(), StripableByPresentationOrder());
3132         // Master/Monitor might be anywhere... we put them at the end - Sorry ;)
3133         if (types[5]) {
3134                 sorted.push_back (session->master_out());
3135         }
3136         if (types[6]) {
3137                 sorted.push_back (session->monitor_out());
3138         }
3139         return sorted;
3140 }
3141