13
0
livetrax/libs/surfaces/osc/osc.cc

1139 lines
25 KiB
C++

/*
* Copyright (C) 2006 Paul Davis
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
*/
#include <cstdio>
#include <cstdlib>
#include <cerrno>
#include <algorithm>
#include <unistd.h>
#include <fcntl.h>
#include "pbd/gstdio_compat.h"
#include <glibmm/miscutils.h>
#include <pbd/convert.h>
#include <pbd/pthread_utils.h>
#include <pbd/file_utils.h>
#include <pbd/failed_constructor.h>
#include "ardour/amp.h"
#include "ardour/session.h"
#include "ardour/route.h"
#include "ardour/audio_track.h"
#include "ardour/midi_track.h"
#include "ardour/dB.h"
#include "ardour/filesystem_paths.h"
#include "ardour/panner.h"
#include "ardour/plugin.h"
#include "ardour/plugin_insert.h"
#include "ardour/send.h"
#include "osc.h"
#include "osc_controllable.h"
#include "osc_route_observer.h"
#include "i18n.h"
using namespace ARDOUR;
using namespace std;
using namespace Glib;
using namespace ArdourSurface;
#include "pbd/abstract_ui.cc" // instantiate template
OSC* OSC::_instance = 0;
#ifdef DEBUG
static void error_callback(int num, const char *m, const char *path)
{
fprintf(stderr, "liblo server error %d in path %s: %s\n", num, path, m);
}
#else
static void error_callback(int, const char *, const char *)
{
}
#endif
OSC::OSC (Session& s, uint32_t port)
: ControlProtocol (s, X_("Open Sound Control (OSC)"))
, AbstractUI<OSCUIRequest> ("osc")
, local_server (0)
, remote_server (0)
, _port(port)
, _ok (true)
, _shutdown (false)
, _osc_server (0)
, _osc_unix_server (0)
, _namespace_root ("/ardour")
, _send_route_changes (true)
{
_instance = this;
session_loaded (s);
session->Exported.connect (*this, MISSING_INVALIDATOR, boost::bind (&OSC::session_exported, this, _1, _2), this);
}
OSC::~OSC()
{
stop ();
_instance = 0;
}
void
OSC::do_request (OSCUIRequest* req)
{
if (req->type == CallSlot) {
call_slot (MISSING_INVALIDATOR, req->the_slot);
} else if (req->type == Quit) {
stop ();
}
}
int
OSC::set_active (bool yn)
{
if (yn != active()) {
if (yn) {
if (start ()) {
return -1;
}
} else {
if (stop ()) {
return -1;
}
}
}
return ControlProtocol::set_active (yn);
}
bool
OSC::get_active () const
{
return _osc_server != 0;
}
int
OSC::set_feedback (bool yn)
{
_send_route_changes = yn;
return 0;
}
bool
OSC::get_feedback () const
{
return _send_route_changes;
}
int
OSC::start ()
{
char tmpstr[255];
if (_osc_server) {
/* already started */
return 0;
}
for (int j=0; j < 20; ++j) {
snprintf(tmpstr, sizeof(tmpstr), "%d", _port);
//if ((_osc_server = lo_server_new_with_proto (tmpstr, LO_TCP, error_callback))) {
// break;
//}
if ((_osc_server = lo_server_new (tmpstr, error_callback))) {
break;
}
#ifdef DEBUG
cerr << "can't get osc at port: " << _port << endl;
#endif
_port++;
continue;
}
if (!_osc_server) {
return 1;
}
#ifdef ARDOUR_OSC_UNIX_SERVER
// APPEARS sluggish for now
// attempt to create unix socket server too
snprintf(tmpstr, sizeof(tmpstr), "/tmp/sooperlooper_XXXXXX");
int fd = mkstemp(tmpstr);
if (fd >= 0 ) {
::g_unlink (tmpstr);
close (fd);
_osc_unix_server = lo_server_new (tmpstr, error_callback);
if (_osc_unix_server) {
_osc_unix_socket_path = tmpstr;
}
}
#endif
PBD::info << "OSC @ " << get_server_url () << endmsg;
std::string url_file;
if (find_file (ardour_config_search_path(), "osc_url", url_file)) {
_osc_url_file = url_file;
if (g_file_set_contents (_osc_url_file.c_str(), get_server_url().c_str(), -1, NULL)) {
cerr << "Couldn't write '" << _osc_url_file << "'" <<endl;
}
}
register_callbacks();
// lo_server_thread_add_method(_sthread, NULL, NULL, OSC::_dummy_handler, this);
/* startup the event loop thread */
BaseUI::run ();
return 0;
}
void
OSC::thread_init ()
{
pthread_set_name (X_("OSC"));
if (_osc_unix_server) {
Glib::RefPtr<IOSource> src = IOSource::create (lo_server_get_socket_fd (_osc_unix_server), IO_IN|IO_HUP|IO_ERR);
src->connect (sigc::bind (sigc::mem_fun (*this, &OSC::osc_input_handler), _osc_unix_server));
src->attach (_main_loop->get_context());
local_server = src->gobj();
g_source_ref (local_server);
}
if (_osc_server) {
Glib::RefPtr<IOSource> src = IOSource::create (lo_server_get_socket_fd (_osc_server), IO_IN|IO_HUP|IO_ERR);
src->connect (sigc::bind (sigc::mem_fun (*this, &OSC::osc_input_handler), _osc_server));
src->attach (_main_loop->get_context());
remote_server = src->gobj();
g_source_ref (remote_server);
}
PBD::notify_gui_about_thread_creation (X_("gui"), pthread_self(), X_("OSC"), 2048);
SessionEvent::create_per_thread_pool (X_("OSC"), 128);
}
int
OSC::stop ()
{
/* stop main loop */
if (local_server) {
g_source_destroy (local_server);
g_source_unref (local_server);
local_server = 0;
}
if (remote_server) {
g_source_destroy (remote_server);
g_source_unref (remote_server);
remote_server = 0;
}
BaseUI::quit ();
if (_osc_server) {
lo_server_free (_osc_server);
_osc_server = 0;
}
if (_osc_unix_server) {
lo_server_free (_osc_unix_server);
_osc_unix_server = 0;
}
if (!_osc_unix_socket_path.empty()) {
::g_unlink (_osc_unix_socket_path.c_str());
}
if (!_osc_url_file.empty() ) {
::g_unlink (_osc_url_file.c_str() );
}
// Delete any active route observers
for (RouteObservers::iterator x = route_observers.begin(); x != route_observers.end();) {
OSCRouteObserver* rc;
if ((rc = dynamic_cast<OSCRouteObserver*>(*x)) != 0) {
delete *x;
x = route_observers.erase (x);
} else {
++x;
}
}
return 0;
}
void
OSC::register_callbacks()
{
lo_server srvs[2];
lo_server serv;
srvs[0] = _osc_server;
srvs[1] = _osc_unix_server;
for (size_t i = 0; i < 2; ++i) {
if (!srvs[i]) {
continue;
}
serv = srvs[i];
/* this is a special catchall handler */
lo_server_add_method (serv, 0, 0, _catchall, this);
#define REGISTER_CALLBACK(serv,path,types, function) lo_server_add_method (serv, path, types, OSC::_ ## function, this)
REGISTER_CALLBACK (serv, "/routes/list", "", routes_list);
REGISTER_CALLBACK (serv, "/ardour/add_marker", "", add_marker);
REGISTER_CALLBACK (serv, "/ardour/access_action", "s", access_action);
REGISTER_CALLBACK (serv, "/ardour/loop_toggle", "", loop_toggle);
REGISTER_CALLBACK (serv, "/ardour/loop_location", "ii", loop_location);
REGISTER_CALLBACK (serv, "/ardour/goto_start", "", goto_start);
REGISTER_CALLBACK (serv, "/ardour/goto_end", "", goto_end);
REGISTER_CALLBACK (serv, "/ardour/rewind", "", rewind);
REGISTER_CALLBACK (serv, "/ardour/ffwd", "", ffwd);
REGISTER_CALLBACK (serv, "/ardour/transport_stop", "", transport_stop);
REGISTER_CALLBACK (serv, "/ardour/transport_play", "", transport_play);
REGISTER_CALLBACK (serv, "/ardour/transport_frame", "", transport_frame);
REGISTER_CALLBACK (serv, "/ardour/transport_speed", "", transport_speed);
REGISTER_CALLBACK (serv, "/ardour/record_enabled", "", record_enabled);
REGISTER_CALLBACK (serv, "/ardour/set_transport_speed", "f", set_transport_speed);
REGISTER_CALLBACK (serv, "/ardour/locate", "ii", locate);
REGISTER_CALLBACK (serv, "/ardour/save_state", "", save_state);
REGISTER_CALLBACK (serv, "/ardour/prev_marker", "", prev_marker);
REGISTER_CALLBACK (serv, "/ardour/next_marker", "", next_marker);
REGISTER_CALLBACK (serv, "/ardour/undo", "", undo);
REGISTER_CALLBACK (serv, "/ardour/redo", "", redo);
REGISTER_CALLBACK (serv, "/ardour/toggle_punch_in", "", toggle_punch_in);
REGISTER_CALLBACK (serv, "/ardour/toggle_punch_out", "", toggle_punch_out);
REGISTER_CALLBACK (serv, "/ardour/rec_enable_toggle", "", rec_enable_toggle);
REGISTER_CALLBACK (serv, "/ardour/toggle_all_rec_enables", "", toggle_all_rec_enables);
REGISTER_CALLBACK (serv, "/ardour/routes/mute", "ii", route_mute);
REGISTER_CALLBACK (serv, "/ardour/routes/solo", "ii", route_solo);
REGISTER_CALLBACK (serv, "/ardour/routes/recenable", "ii", route_recenable);
REGISTER_CALLBACK (serv, "/ardour/routes/gainabs", "if", route_set_gain_abs);
REGISTER_CALLBACK (serv, "/ardour/routes/gaindB", "if", route_set_gain_dB);
REGISTER_CALLBACK (serv, "/ardour/routes/trimabs", "if", route_set_trim_abs);
REGISTER_CALLBACK (serv, "/ardour/routes/trimdB", "if", route_set_trim_dB);
REGISTER_CALLBACK (serv, "/ardour/routes/pan_stereo_position", "if", route_set_pan_stereo_position);
REGISTER_CALLBACK (serv, "/ardour/routes/pan_stereo_width", "if", route_set_pan_stereo_width);
REGISTER_CALLBACK (serv, "/ardour/routes/plugin/parameter", "iiif", route_plugin_parameter);
REGISTER_CALLBACK (serv, "/ardour/routes/plugin/parameter/print", "iii", route_plugin_parameter_print);
REGISTER_CALLBACK (serv, "/ardour/routes/send/gainabs", "iif", route_set_send_gain_abs);
REGISTER_CALLBACK (serv, "/ardour/routes/send/gaindB", "iif", route_set_send_gain_dB);
/* still not-really-standardized query interface */
//REGISTER_CALLBACK (serv, "/ardour/*/#current_value", "", current_value);
//REGISTER_CALLBACK (serv, "/ardour/set", "", set);
// un/register_update args= s:ctrl s:returl s:retpath
//lo_server_add_method(serv, "/register_update", "sss", OSC::global_register_update_handler, this);
//lo_server_add_method(serv, "/unregister_update", "sss", OSC::global_unregister_update_handler, this);
//lo_server_add_method(serv, "/register_auto_update", "siss", OSC::global_register_auto_update_handler, this);
//lo_server_add_method(serv, "/unregister_auto_update", "sss", OSC::_global_unregister_auto_update_handler, this);
}
}
bool
OSC::osc_input_handler (IOCondition ioc, lo_server srv)
{
if (ioc & ~IO_IN) {
return false;
}
if (ioc & IO_IN) {
lo_server_recv (srv);
}
return true;
}
std::string
OSC::get_server_url()
{
string url;
char * urlstr;
if (_osc_server) {
urlstr = lo_server_get_url (_osc_server);
url = urlstr;
free (urlstr);
}
return url;
}
std::string
OSC::get_unix_server_url()
{
string url;
char * urlstr;
if (_osc_unix_server) {
urlstr = lo_server_get_url (_osc_unix_server);
url = urlstr;
free (urlstr);
}
return url;
}
void
OSC::listen_to_route (boost::shared_ptr<Route> route, lo_address addr)
{
/* avoid duplicate listens */
for (RouteObservers::iterator x = route_observers.begin(); x != route_observers.end(); ++x) {
OSCRouteObserver* ro;
if ((ro = dynamic_cast<OSCRouteObserver*>(*x)) != 0) {
int res = strcmp(lo_address_get_hostname(ro->address()), lo_address_get_hostname(addr));
if (ro->route() == route && res == 0) {
return;
}
}
}
OSCRouteObserver* o = new OSCRouteObserver (route, addr);
route_observers.push_back (o);
route->DropReferences.connect (*this, MISSING_INVALIDATOR, boost::bind (&OSC::drop_route, this, boost::weak_ptr<Route> (route)), this);
}
void
OSC::drop_route (boost::weak_ptr<Route> wr)
{
boost::shared_ptr<Route> r = wr.lock ();
if (!r) {
return;
}
for (RouteObservers::iterator x = route_observers.begin(); x != route_observers.end();) {
OSCRouteObserver* rc;
if ((rc = dynamic_cast<OSCRouteObserver*>(*x)) != 0) {
if (rc->route() == r) {
delete *x;
x = route_observers.erase (x);
} else {
++x;
}
} else {
++x;
}
}
}
void
OSC::end_listen (boost::shared_ptr<Route> r, lo_address addr)
{
RouteObservers::iterator x;
// Remove the route observers
for (x = route_observers.begin(); x != route_observers.end();) {
OSCRouteObserver* ro;
if ((ro = dynamic_cast<OSCRouteObserver*>(*x)) != 0) {
int res = strcmp(lo_address_get_hostname(ro->address()), lo_address_get_hostname(addr));
if (ro->route() == r && res == 0) {
delete *x;
x = route_observers.erase (x);
}
else {
++x;
}
}
else {
++x;
}
}
}
void
OSC::current_value_query (const char* path, size_t len, lo_arg **argv, int argc, lo_message msg)
{
char* subpath;
subpath = (char*) malloc (len-15+1);
memcpy (subpath, path, len-15);
subpath[len-15] = '\0';
send_current_value (subpath, argv, argc, msg);
free (subpath);
}
void
OSC::send_current_value (const char* path, lo_arg** argv, int argc, lo_message msg)
{
if (!session) {
return;
}
lo_message reply = lo_message_new ();
boost::shared_ptr<Route> r;
int id;
lo_message_add_string (reply, path);
if (argc == 0) {
lo_message_add_string (reply, "bad syntax");
} else {
id = argv[0]->i;
r = session->route_by_remote_id (id);
if (!r) {
lo_message_add_string (reply, "not found");
} else {
if (strcmp (path, "/routes/state") == 0) {
if (boost::dynamic_pointer_cast<AudioTrack>(r)) {
lo_message_add_string (reply, "AT");
} else if (boost::dynamic_pointer_cast<MidiTrack>(r)) {
lo_message_add_string (reply, "MT");
} else {
lo_message_add_string (reply, "B");
}
lo_message_add_string (reply, r->name().c_str());
lo_message_add_int32 (reply, r->n_inputs().n_audio());
lo_message_add_int32 (reply, r->n_outputs().n_audio());
lo_message_add_int32 (reply, r->muted());
lo_message_add_int32 (reply, r->soloed());
} else if (strcmp (path, "/routes/mute") == 0) {
lo_message_add_int32 (reply, (float) r->muted());
} else if (strcmp (path, "/routes/solo") == 0) {
lo_message_add_int32 (reply, r->soloed());
}
}
}
lo_send_message (lo_message_get_source (msg), "#reply", reply);
lo_message_free (reply);
}
int
OSC::_catchall (const char *path, const char *types, lo_arg **argv, int argc, void *data, void *user_data)
{
return ((OSC*)user_data)->catchall (path, types, argv, argc, data);
}
int
OSC::catchall (const char *path, const char* /*types*/, lo_arg **argv, int argc, lo_message msg)
{
size_t len;
int ret = 1; /* unhandled */
//cerr << "Received a message, path = " << path << " types = \""
// << (types ? types : "NULL") << '"' << endl;
/* 15 for /#current_value plus 2 for /<path> */
len = strlen (path);
if (len >= 17 && !strcmp (&path[len-15], "/#current_value")) {
current_value_query (path, len, argv, argc, msg);
ret = 0;
} else if (strcmp (path, "/routes/listen") == 0) {
cerr << "set up listener\n";
lo_message reply = lo_message_new ();
if (argc <= 0) {
lo_message_add_string (reply, "syntax error");
} else {
for (int n = 0; n < argc; ++n) {
boost::shared_ptr<Route> r = session->route_by_remote_id (argv[n]->i);
if (!r) {
lo_message_add_string (reply, "not found");
cerr << "no such route\n";
break;
} else {
cerr << "add listener\n";
listen_to_route (r, lo_message_get_source (msg));
lo_message_add_int32 (reply, argv[n]->i);
}
}
}
lo_send_message (lo_message_get_source (msg), "#reply", reply);
lo_message_free (reply);
ret = 0;
} else if (strcmp (path, "/routes/ignore") == 0) {
for (int n = 0; n < argc; ++n) {
boost::shared_ptr<Route> r = session->route_by_remote_id (argv[n]->i);
if (r) {
end_listen (r, lo_message_get_source (msg));
}
}
ret = 0;
}
return ret;
}
void
OSC::update_clock ()
{
}
// "Application Hook" Handlers //
void
OSC::session_loaded (Session& s)
{
lo_address listener = lo_address_new (NULL, "7770");
lo_send (listener, "/session/loaded", "ss", s.path().c_str(), s.name().c_str());
}
void
OSC::session_exported (std::string path, std::string name)
{
lo_address listener = lo_address_new (NULL, "7770");
lo_send (listener, "/session/exported", "ss", path.c_str(), name.c_str());
}
// end "Application Hook" Handlers //
/* path callbacks */
int
OSC::current_value (const char */*path*/, const char */*types*/, lo_arg **/*argv*/, int /*argc*/, void */*data*/, void* /*user_data*/)
{
#if 0
const char* returl;
if (argc < 3 || types == 0 || strlen (types) < 3 || types[0] != 's' || types[1] != 's' || types[2] != s) {
return 1;
}
const char *returl = argv[1]->s;
lo_address addr = find_or_cache_addr (returl);
const char *retpath = argv[2]->s;
if (strcmp (argv[0]->s, "transport_frame") == 0) {
if (session) {
lo_send (addr, retpath, "i", session->transport_frame());
}
} else if (strcmp (argv[0]->s, "transport_speed") == 0) {
if (session) {
lo_send (addr, retpath, "i", session->transport_frame());
}
} else if (strcmp (argv[0]->s, "transport_locked") == 0) {
if (session) {
lo_send (addr, retpath, "i", session->transport_frame());
}
} else if (strcmp (argv[0]->s, "punch_in") == 0) {
if (session) {
lo_send (addr, retpath, "i", session->transport_frame());
}
} else if (strcmp (argv[0]->s, "punch_out") == 0) {
if (session) {
lo_send (addr, retpath, "i", session->transport_frame());
}
} else if (strcmp (argv[0]->s, "rec_enable") == 0) {
if (session) {
lo_send (addr, retpath, "i", session->transport_frame());
}
} else {
/* error */
}
#endif
return 0;
}
void
OSC::routes_list (lo_message msg)
{
if (!session) {
return;
}
for (int n = 0; n < (int) session->nroutes(); ++n) {
boost::shared_ptr<Route> r = session->route_by_remote_id (n);
if (r) {
lo_message reply = lo_message_new ();
if (boost::dynamic_pointer_cast<AudioTrack>(r)) {
lo_message_add_string (reply, "AT");
} else if (boost::dynamic_pointer_cast<MidiTrack>(r)) {
lo_message_add_string (reply, "MT");
} else {
lo_message_add_string (reply, "B");
}
lo_message_add_string (reply, r->name().c_str());
lo_message_add_int32 (reply, r->n_inputs().n_audio());
lo_message_add_int32 (reply, r->n_outputs().n_audio());
lo_message_add_int32 (reply, r->muted());
lo_message_add_int32 (reply, r->soloed());
lo_message_add_int32 (reply, r->remote_control_id());
if (boost::dynamic_pointer_cast<AudioTrack>(r)
|| boost::dynamic_pointer_cast<MidiTrack>(r)) {
boost::shared_ptr<Track> t = boost::dynamic_pointer_cast<Track>(r);
lo_message_add_int32 (reply, t->record_enabled());
}
//Automatically listen to routes listed
listen_to_route(r, lo_message_get_source (msg));
lo_send_message (lo_message_get_source (msg), "#reply", reply);
lo_message_free (reply);
}
}
// Send end of listing message
lo_message reply = lo_message_new ();
lo_message_add_string (reply, "end_route_list");
lo_message_add_int64 (reply, session->frame_rate());
lo_message_add_int64 (reply, session->current_end_frame());
lo_send_message (lo_message_get_source (msg), "#reply", reply);
lo_message_free (reply);
}
void
OSC::transport_frame (lo_message msg)
{
if (!session) {
return;
}
framepos_t pos = session->transport_frame ();
lo_message reply = lo_message_new ();
lo_message_add_int64 (reply, pos);
lo_send_message (lo_message_get_source (msg), "/ardour/transport_frame", reply);
lo_message_free (reply);
}
void
OSC::transport_speed (lo_message msg)
{
if (!session) {
return;
}
double ts = session->transport_speed ();
lo_message reply = lo_message_new ();
lo_message_add_double (reply, ts);
lo_send_message (lo_message_get_source (msg), "/ardour/transport_speed", reply);
lo_message_free (reply);
}
void
OSC::record_enabled (lo_message msg)
{
if (!session) {
return;
}
int re = (int)session->get_record_enabled ();
lo_message reply = lo_message_new ();
lo_message_add_int32 (reply, re);
lo_send_message (lo_message_get_source (msg), "/ardour/record_enabled", reply);
lo_message_free (reply);
}
int
OSC::route_mute (int rid, int yn)
{
if (!session) return -1;
boost::shared_ptr<Route> r = session->route_by_remote_id (rid);
if (r) {
r->set_mute (yn, this);
}
return 0;
}
int
OSC::route_solo (int rid, int yn)
{
if (!session) return -1;
boost::shared_ptr<Route> r = session->route_by_remote_id (rid);
if (r) {
boost::shared_ptr<RouteList> rl (new RouteList);
rl->push_back (r);
session->set_solo (rl, yn);
}
return 0;
}
int
OSC::route_recenable (int rid, int yn)
{
if (!session) return -1;
boost::shared_ptr<Route> r = session->route_by_remote_id (rid);
if (r) {
r->set_record_enabled (yn, this);
}
return 0;
}
int
OSC::route_set_gain_abs (int rid, float level)
{
if (!session) return -1;
boost::shared_ptr<Route> r = session->route_by_remote_id (rid);
if (r) {
r->set_gain (level, this);
}
return 0;
}
int
OSC::route_set_gain_dB (int rid, float dB)
{
return route_set_gain_abs (rid, dB_to_coefficient (dB));
}
int
OSC::route_set_trim_abs (int rid, float level)
{
if (!session) return -1;
boost::shared_ptr<Route> r = session->route_by_remote_id (rid);
if (r) {
r->set_trim (level, this);
}
return 0;
}
int
OSC::route_set_trim_dB (int rid, float dB)
{
return route_set_trim_abs(rid, dB_to_coefficient (dB));
}
int
OSC::route_set_pan_stereo_position (int rid, float pos)
{
if (!session) return -1;
boost::shared_ptr<Route> r = session->route_by_remote_id (rid);
if (r) {
boost::shared_ptr<Panner> panner = r->panner();
if (panner) {
panner->set_position (pos);
}
}
return 0;
}
int
OSC::route_set_pan_stereo_width (int rid, float pos)
{
if (!session) return -1;
boost::shared_ptr<Route> r = session->route_by_remote_id (rid);
if (r) {
boost::shared_ptr<Panner> panner = r->panner();
if (panner) {
panner->set_width (pos);
}
}
return 0;
}
int
OSC::route_set_send_gain_abs (int rid, int sid, float val)
{
if (!session) {
return -1;
}
boost::shared_ptr<Route> r = session->route_by_remote_id (rid);
if (!r) {
return -1;
}
/* revert to zero-based counting */
if (sid > 0) {
--sid;
}
boost::shared_ptr<Processor> p = r->nth_send (sid);
if (p) {
boost::shared_ptr<Send> s = boost::dynamic_pointer_cast<Send>(p);
boost::shared_ptr<Amp> a = s->amp();
if (a) {
a->set_gain (val, this);
}
}
return 0;
}
int
OSC::route_set_send_gain_dB (int rid, int sid, float val)
{
if (!session) {
return -1;
}
boost::shared_ptr<Route> r = session->route_by_remote_id (rid);
if (!r) {
return -1;
}
/* revert to zero-based counting */
if (sid > 0) {
--sid;
}
boost::shared_ptr<Processor> p = r->nth_send (sid);
if (p) {
boost::shared_ptr<Send> s = boost::dynamic_pointer_cast<Send>(p);
boost::shared_ptr<Amp> a = s->amp();
if (a) {
a->set_gain (dB_to_coefficient (val), this);
}
}
return 0;
}
int
OSC::route_plugin_parameter (int rid, int piid, int par, float val)
{
if (!session)
return -1;
boost::shared_ptr<Route> r = session->route_by_remote_id (rid);
if (!r) {
PBD::error << "OSC: Invalid Remote Control ID '" << rid << "'" << endmsg;
return -1;
}
boost::shared_ptr<Processor> redi=r->nth_plugin (piid);
if (!redi) {
PBD::error << "OSC: cannot find plugin # " << piid << " for RID '" << rid << "'" << endmsg;
return -1;
}
boost::shared_ptr<PluginInsert> pi;
if (!(pi = boost::dynamic_pointer_cast<PluginInsert>(redi))) {
PBD::error << "OSC: given processor # " << piid << " on RID '" << rid << "' is not a Plugin." << endmsg;
return -1;
}
boost::shared_ptr<ARDOUR::Plugin> pip = pi->plugin();
bool ok=false;
uint32_t controlid = pip->nth_parameter (par,ok);
if (!ok) {
PBD::error << "OSC: Cannot find parameter # " << par << " for plugin # " << piid << " on RID '" << rid << "'" << endmsg;
return -1;
}
if (!pip->parameter_is_input(controlid)) {
PBD::error << "OSC: Parameter # " << par << " for plugin # " << piid << " on RID '" << rid << "' is not a control input" << endmsg;
return -1;
}
ParameterDescriptor pd;
pi->plugin()->get_parameter_descriptor (controlid,pd);
if (val >= pd.lower && val < pd.upper) {
boost::shared_ptr<AutomationControl> c = pi->automation_control (Evoral::Parameter(PluginAutomation, 0, controlid));
// cerr << "parameter:" << redi->describe_parameter(controlid) << " val:" << val << "\n";
c->set_value (val);
} else {
PBD::warning << "OSC: Parameter # " << par << " for plugin # " << piid << " on RID '" << rid << "' is out of range" << endmsg;
PBD::info << "OSC: Valid range min=" << pd.lower << " max=" << pd.upper << endmsg;
}
return 0;
}
int
OSC::route_plugin_parameter_print (int rid, int piid, int par)
{
if (!session) {
return -1;
}
boost::shared_ptr<Route> r = session->route_by_remote_id (rid);
if (!r) {
return -1;
}
boost::shared_ptr<Processor> redi=r->nth_processor (piid);
if (!redi) {
return -1;
}
boost::shared_ptr<PluginInsert> pi;
if (!(pi = boost::dynamic_pointer_cast<PluginInsert>(redi))) {
return -1;
}
boost::shared_ptr<ARDOUR::Plugin> pip = pi->plugin();
bool ok=false;
uint32_t controlid = pip->nth_parameter (par,ok);
if (!ok) {
return -1;
}
ParameterDescriptor pd;
if (pi->plugin()->get_parameter_descriptor (controlid, pd) == 0) {
boost::shared_ptr<AutomationControl> c = pi->automation_control (Evoral::Parameter(PluginAutomation, 0, controlid));
cerr << "parameter: " << redi->describe_parameter(controlid) << "\n";
cerr << "current value: " << c->get_value ();
cerr << "lower value: " << pd.lower << "\n";
cerr << "upper value: " << pd.upper << "\n";
}
return 0;
}
XMLNode&
OSC::get_state ()
{
return ControlProtocol::get_state();
}
int
OSC::set_state (const XMLNode& node, int version)
{
if (ControlProtocol::set_state (node, version)) {
return -1;
}
return 0;
}