*/
-
+#include "pbd/error.h"
+
+#include "ardour/async_midi_port.h"
+#include "ardour/audio_backend.h"
+#include "ardour/audio_port.h"
+#include "ardour/debug.h"
+#include "ardour/midi_port.h"
+#include "ardour/midiport_manager.h"
#include "ardour/port_manager.h"
+#include "i18n.h"
+
using namespace ARDOUR;
+using namespace PBD;
+using std::string;
+using std::vector;
PortManager::PortManager ()
- , ports (new Ports)
+ : ports (new Ports)
+ , _port_remove_in_progress (false)
{
}
void
-AudioEngine::remove_all_ports ()
+PortManager::remove_all_ports ()
{
/* make sure that JACK callbacks that will be invoked as we cleanup
* ports know that they have nothing to do.
*/
- port_remove_in_progress = true;
+ _port_remove_in_progress = true;
/* process lock MUST be held by caller
*/
ports.flush ();
- port_remove_in_progress = false;
+ _port_remove_in_progress = false;
}
string
-AudioEngine::make_port_name_relative (const string& portname) const
+PortManager::make_port_name_relative (const string& portname) const
{
+ if (!_backend) {
+ return portname;
+ }
+
string::size_type len;
string::size_type n;
+ string self = _backend->my_name();
len = portname.length();
}
}
- if ((n != len) && (portname.substr (0, n) == jack_client_name)) {
+ if ((n != len) && (portname.substr (0, n) == self)) {
return portname.substr (n+1);
}
}
string
-AudioEngine::make_port_name_non_relative (const string& portname) const
+PortManager::make_port_name_non_relative (const string& portname) const
{
string str;
return portname;
}
- str = jack_client_name;
+ str = _backend->my_name();
str += ':';
str += portname;
}
bool
-AudioEngine::port_is_mine (const string& portname) const
+PortManager::port_is_mine (const string& portname) const
{
+ if (!_backend) {
+ return true;
+ }
+
+ string self = _backend->my_name();
+
if (portname.find_first_of (':') != string::npos) {
- if (portname.substr (0, jack_client_name.length ()) != jack_client_name) {
+ if (portname.substr (0, self.length ()) != self) {
return false;
}
}
+
return true;
}
bool
-AudioEngine::port_is_physical (const std::string& portname) const
-{
- GET_PRIVATE_JACK_POINTER_RET(_jack, false);
-
- jack_port_t *port = jack_port_by_name (_priv_jack, portname.c_str());
-
- if (!port) {
- return false;
- }
-
- return jack_port_flags (port) & JackPortIsPhysical;
-}
-
-ChanCount
-AudioEngine::n_physical (unsigned long flags) const
+PortManager::port_is_physical (const std::string& portname) const
{
- ChanCount c;
-
- GET_PRIVATE_JACK_POINTER_RET (_jack, c);
-
- const char ** ports = jack_get_ports (_priv_jack, NULL, NULL, JackPortIsPhysical | flags);
- if (ports == 0) {
- return c;
+ if (!_backend) {
+ return false;
}
- for (uint32_t i = 0; ports[i]; ++i) {
- if (!strstr (ports[i], "Midi-Through")) {
- DataType t (jack_port_type (jack_port_by_name (_jack, ports[i])));
- c.set (t, c.get (t) + 1);
- }
+ PortEngine::PortHandle ph = _backend->get_port_by_name (portname);
+ if (!ph) {
+ return false;
}
- free (ports);
-
- return c;
+ return _backend->port_is_physical (ph);
}
-ChanCount
-AudioEngine::n_physical_inputs () const
-{
- return n_physical (JackPortIsInput);
-}
-
-ChanCount
-AudioEngine::n_physical_outputs () const
+void
+PortManager::get_physical_outputs (DataType type, std::vector<std::string>& s)
{
- return n_physical (JackPortIsOutput);
+ if (!_backend) {
+ return;
+ }
+ _backend->get_physical_outputs (type, s);
}
-
+
void
-AudioEngine::get_physical (DataType type, unsigned long flags, vector<string>& phy)
+PortManager::get_physical_inputs (DataType type, std::vector<std::string>& s)
{
- GET_PRIVATE_JACK_POINTER (_jack);
- const char ** ports;
-
- if ((ports = jack_get_ports (_priv_jack, NULL, type.to_jack_type(), JackPortIsPhysical | flags)) == 0) {
+ if (!_backend) {
return;
}
- if (ports) {
- for (uint32_t i = 0; ports[i]; ++i) {
- if (strstr (ports[i], "Midi-Through")) {
- continue;
- }
- phy.push_back (ports[i]);
- }
- free (ports);
- }
+ _backend->get_physical_inputs (type, s);
}
-
-/** Get physical ports for which JackPortIsOutput is set; ie those that correspond to
- * a physical input connector.
- */
-void
-AudioEngine::get_physical_inputs (DataType type, vector<string>& ins)
+
+ChanCount
+PortManager::n_physical_outputs () const
{
- get_physical (type, JackPortIsOutput, ins);
-}
+ if (!_backend) {
+ return ChanCount::ZERO;
+ }
-/** Get physical ports for which JackPortIsInput is set; ie those that correspond to
- * a physical output connector.
- */
-void
-AudioEngine::get_physical_outputs (DataType type, vector<string>& outs)
-{
- get_physical (type, JackPortIsInput, outs);
+ return _backend->n_physical_outputs ();
}
-
-
-bool
-AudioEngine::can_request_hardware_monitoring ()
+
+ChanCount
+PortManager::n_physical_inputs () const
{
- GET_PRIVATE_JACK_POINTER_RET (_jack,false);
- const char ** ports;
-
- if ((ports = jack_get_ports (_priv_jack, NULL, JACK_DEFAULT_AUDIO_TYPE, JackPortCanMonitor)) == 0) {
- return false;
+ if (!_backend) {
+ return ChanCount::ZERO;
}
-
- free (ports);
-
- return true;
+ return _backend->n_physical_inputs ();
}
-
/** @param name Full or short name of port
* @return Corresponding Port or 0.
*/
boost::shared_ptr<Port>
-AudioEngine::get_port_by_name (const string& portname)
+PortManager::get_port_by_name (const string& portname)
{
- if (!_running) {
- if (!_has_run) {
- fatal << _("get_port_by_name() called before engine was started") << endmsg;
- /*NOTREACHED*/
- } else {
- boost::shared_ptr<Port> ();
- }
+ if (!_backend) {
+ return boost::shared_ptr<Port>();
}
if (!port_is_mine (portname)) {
and cheap), and if so, rename the port (which will alter
the port map as a side effect).
*/
- const std::string check = make_port_name_relative (jack_port_name (x->second->jack_port()));
+ const std::string check = make_port_name_relative (_backend->get_port_name (x->second->port_handle()));
if (check != rel) {
x->second->set_name (check);
}
}
void
-AudioEngine::port_renamed (const std::string& old_relative_name, const std::string& new_relative_name)
+PortManager::port_renamed (const std::string& old_relative_name, const std::string& new_relative_name)
{
RCUWriter<Ports> writer (ports);
boost::shared_ptr<Ports> p = writer.get_copy();
}
}
-const char **
-AudioEngine::get_ports (const string& port_name_pattern, const string& type_name_pattern, uint32_t flags)
+int
+PortManager::get_ports (DataType type, PortList& pl)
{
- GET_PRIVATE_JACK_POINTER_RET (_jack,0);
- if (!_running) {
- if (!_has_run) {
- fatal << _("get_ports called before engine was started") << endmsg;
- /*NOTREACHED*/
- } else {
- return 0;
+ boost::shared_ptr<Ports> plist = ports.reader();
+ for (Ports::iterator p = plist->begin(); p != plist->end(); ++p) {
+ if (p->second->type() == type) {
+ pl.push_back (p->second);
}
}
- return jack_get_ports (_priv_jack, port_name_pattern.c_str(), type_name_pattern.c_str(), flags);
+ return pl.size();
+}
+
+int
+PortManager::get_ports (const string& port_name_pattern, DataType type, PortFlags flags, vector<string>& s)
+{
+ if (!_backend) {
+ return 0;
+ }
+
+ return _backend->get_ports (port_name_pattern, type, flags, s);
}
void
-AudioEngine::port_registration_failure (const std::string& portname)
+PortManager::port_registration_failure (const std::string& portname)
{
- GET_PRIVATE_JACK_POINTER (_jack);
- string full_portname = jack_client_name;
+ if (!_backend) {
+ return;
+ }
+
+ string full_portname = _backend->my_name();
full_portname += ':';
full_portname += portname;
- jack_port_t* p = jack_port_by_name (_priv_jack, full_portname.c_str());
+ PortEngine::PortHandle p = _backend->get_port_by_name (full_portname);
string reason;
if (p) {
reason = string_compose (_("a port with the name \"%1\" already exists: check for duplicated track/bus names"), portname);
} else {
- reason = string_compose (_("No more JACK ports are available. You will need to stop %1 and restart JACK with more ports if you need this many tracks."), PROGRAM_NAME);
+ reason = string_compose (_("No more ports are available. You will need to stop %1 and restart with more ports if you need this many tracks."), PROGRAM_NAME);
}
throw PortRegistrationFailure (string_compose (_("AudioEngine: cannot register port \"%1\": %2"), portname, reason).c_str());
}
boost::shared_ptr<Port>
-AudioEngine::register_port (DataType dtype, const string& portname, bool input)
+PortManager::register_port (DataType dtype, const string& portname, bool input, bool async)
{
boost::shared_ptr<Port> newport;
try {
if (dtype == DataType::AUDIO) {
- newport.reset (new AudioPort (portname, (input ? Port::IsInput : Port::IsOutput)));
+ DEBUG_TRACE (DEBUG::Ports, string_compose ("registering AUDIO port %1, input %2\n",
+ portname, input));
+ newport.reset (new AudioPort (portname, (input ? IsInput : IsOutput)));
} else if (dtype == DataType::MIDI) {
- newport.reset (new MidiPort (portname, (input ? Port::IsInput : Port::IsOutput)));
+ if (async) {
+ DEBUG_TRACE (DEBUG::Ports, string_compose ("registering ASYNC MIDI port %1, input %2\n",
+ portname, input));
+ newport.reset (new AsyncMIDIPort (portname, (input ? IsInput : IsOutput)));
+ } else {
+ DEBUG_TRACE (DEBUG::Ports, string_compose ("registering MIDI port %1, input %2\n",
+ portname, input));
+ newport.reset (new MidiPort (portname, (input ? IsInput : IsOutput)));
+ }
} else {
throw PortRegistrationFailure("unable to create port (unknown type)");
}
/* writer goes out of scope, forces update */
- return newport;
}
catch (PortRegistrationFailure& err) {
} catch (...) {
throw PortRegistrationFailure("unable to create port (unknown error)");
}
+
+ DEBUG_TRACE (DEBUG::Ports, string_compose ("\t%2 port registration success, ports now = %1\n", ports.reader()->size(), this));
+ return newport;
}
boost::shared_ptr<Port>
-AudioEngine::register_input_port (DataType type, const string& portname)
+PortManager::register_input_port (DataType type, const string& portname, bool async)
{
- return register_port (type, portname, true);
+ return register_port (type, portname, true, async);
}
boost::shared_ptr<Port>
-AudioEngine::register_output_port (DataType type, const string& portname)
+PortManager::register_output_port (DataType type, const string& portname, bool async)
{
- return register_port (type, portname, false);
+ return register_port (type, portname, false, async);
}
int
-AudioEngine::unregister_port (boost::shared_ptr<Port> port)
+PortManager::unregister_port (boost::shared_ptr<Port> port)
{
/* caller must hold process lock */
- if (!_running) {
- /* probably happening when the engine has been halted by JACK,
- in which case, there is nothing we can do here.
- */
- return 0;
- }
-
{
RCUWriter<Ports> writer (ports);
boost::shared_ptr<Ports> ps = writer.get_copy ();
bool
PortManager::connected (const string& port_name)
{
- PortEngine::PortHandle handle = _impl->get_port_by_name (port_name);
+ if (!_backend) {
+ return false;
+ }
+
+ PortEngine::PortHandle handle = _backend->get_port_by_name (port_name);
if (!handle) {
return false;
}
- return _impl->connected (handle);
+ return _backend->connected (handle);
}
int
-AudioEngine::connect (const string& source, const string& destination)
+PortManager::connect (const string& source, const string& destination)
{
int ret;
- if (!_running) {
- if (!_has_run) {
- fatal << _("connect called before engine was started") << endmsg;
- /*NOTREACHED*/
- } else {
- return -1;
- }
- }
-
string s = make_port_name_non_relative (source);
string d = make_port_name_non_relative (destination);
-
boost::shared_ptr<Port> src = get_port_by_name (s);
boost::shared_ptr<Port> dst = get_port_by_name (d);
} else if (dst) {
ret = dst->connect (s);
} else {
- /* neither port is known to us, and this API isn't intended for use as a general patch bay */
- ret = -1;
+ /* neither port is known to us ...hand-off to the PortEngine
+ */
+ if (_backend) {
+ ret = _backend->connect (s, d);
+ } else {
+ ret = -1;
+ }
}
if (ret > 0) {
}
int
-AudioEngine::disconnect (const string& source, const string& destination)
+PortManager::disconnect (const string& source, const string& destination)
{
int ret;
- if (!_running) {
- if (!_has_run) {
- fatal << _("disconnect called before engine was started") << endmsg;
- /*NOTREACHED*/
- } else {
- return -1;
- }
- }
-
string s = make_port_name_non_relative (source);
string d = make_port_name_non_relative (destination);
boost::shared_ptr<Port> dst = get_port_by_name (d);
if (src) {
- ret = src->disconnect (d);
+ ret = src->disconnect (d);
} else if (dst) {
- ret = dst->disconnect (s);
+ ret = dst->disconnect (s);
} else {
- /* neither port is known to us, and this API isn't intended for use as a general patch bay */
- ret = -1;
+ /* neither port is known to us ...hand-off to the PortEngine
+ */
+ if (_backend) {
+ ret = _backend->disconnect (s, d);
+ } else {
+ ret = -1;
+ }
}
return ret;
}
int
-AudioEngine::disconnect (boost::shared_ptr<Port> port)
+PortManager::disconnect (boost::shared_ptr<Port> port)
{
- GET_PRIVATE_JACK_POINTER_RET (_jack,-1);
+ return port->disconnect_all ();
+}
- if (!_running) {
- if (!_has_run) {
- fatal << _("disconnect called before engine was started") << endmsg;
- /*NOTREACHED*/
- } else {
- return -1;
+int
+PortManager::reestablish_ports ()
+{
+ Ports::iterator i;
+
+ boost::shared_ptr<Ports> p = ports.reader ();
+
+ DEBUG_TRACE (DEBUG::Ports, string_compose ("reestablish %1 ports\n", p->size()));
+
+ for (i = p->begin(); i != p->end(); ++i) {
+ if (i->second->reestablish ()) {
+ error << string_compose (_("Re-establising port %1 failed"), i->second->name()) << endmsg;
+ cerr << string_compose (_("Re-establising port %1 failed"), i->second->name()) << endl;
+ break;
}
}
- return port->disconnect_all ();
+ if (i != p->end()) {
+ /* failed */
+ remove_all_ports ();
+ return -1;
+ }
+
+ return 0;
}
+int
+PortManager::reconnect_ports ()
+{
+ boost::shared_ptr<Ports> p = ports.reader ();
+
+ /* re-establish connections */
+
+ DEBUG_TRACE (DEBUG::Ports, string_compose ("reconnect %1 ports\n", p->size()));
+
+ for (Ports::iterator i = p->begin(); i != p->end(); ++i) {
+ i->second->reconnect ();
+ }
+
+ return 0;
+}
+
+void
+PortManager::connect_callback (const string& a, const string& b, bool conn)
+{
+ boost::shared_ptr<Port> port_a;
+ boost::shared_ptr<Port> port_b;
+ Ports::iterator x;
+ boost::shared_ptr<Ports> pr = ports.reader ();
+
+ x = pr->find (make_port_name_relative (a));
+ if (x != pr->end()) {
+ port_a = x->second;
+ }
+
+ x = pr->find (make_port_name_relative (b));
+ if (x != pr->end()) {
+ port_b = x->second;
+ }
+
+ PortConnectedOrDisconnected (
+ port_a, a,
+ port_b, b,
+ conn
+ ); /* EMIT SIGNAL */
+}
+
+void
+PortManager::registration_callback ()
+{
+ if (!_port_remove_in_progress) {
+ PortRegisteredOrUnregistered (); /* EMIT SIGNAL */
+ }
+}
+
+bool
+PortManager::can_request_input_monitoring () const
+{
+ if (!_backend) {
+ return false;
+ }
+
+ return _backend->can_monitor_input ();
+}
+
+void
+PortManager::request_input_monitoring (const string& name, bool yn) const
+{
+ if (!_backend) {
+ return;
+ }
+
+ PortEngine::PortHandle ph = _backend->get_port_by_name (name);
+
+ if (ph) {
+ _backend->request_input_monitoring (ph, yn);
+ }
+}
+
+void
+PortManager::ensure_input_monitoring (const string& name, bool yn) const
+{
+ if (!_backend) {
+ return;
+ }
+
+ PortEngine::PortHandle ph = _backend->get_port_by_name (name);
+
+ if (ph) {
+ _backend->ensure_input_monitoring (ph, yn);
+ }
+}
+
+uint32_t
+PortManager::port_name_size() const
+{
+ if (!_backend) {
+ return 0;
+ }
+
+ return _backend->port_name_size ();
+}
+
+string
+PortManager::my_name() const
+{
+ if (!_backend) {
+ return string();
+ }
+
+ return _backend->my_name();
+}
+
+int
+PortManager::graph_order_callback ()
+{
+ if (!_port_remove_in_progress) {
+ GraphReordered(); /* EMIT SIGNAL */
+ }
+
+ return 0;
+}
+
+void
+PortManager::cycle_start (pframes_t nframes)
+{
+ Port::set_global_port_buffer_offset (0);
+ Port::set_cycle_framecnt (nframes);
+
+ _cycle_ports = ports.reader ();
+
+ for (Ports::iterator p = _cycle_ports->begin(); p != _cycle_ports->end(); ++p) {
+ p->second->cycle_start (nframes);
+ }
+}
+
+void
+PortManager::cycle_end (pframes_t nframes)
+{
+ for (Ports::iterator p = _cycle_ports->begin(); p != _cycle_ports->end(); ++p) {
+ p->second->cycle_end (nframes);
+ }
+
+ for (Ports::iterator p = _cycle_ports->begin(); p != _cycle_ports->end(); ++p) {
+ p->second->flush_buffers (nframes);
+ }
+
+ _cycle_ports.reset ();
+
+ /* we are done */
+}
+
+void
+PortManager::silence (pframes_t nframes)
+{
+ for (Ports::iterator i = _cycle_ports->begin(); i != _cycle_ports->end(); ++i) {
+ if (i->second->sends_output()) {
+ i->second->get_buffer(nframes).silence(nframes);
+ }
+ }
+}
+
+void
+PortManager::check_monitoring ()
+{
+ for (Ports::iterator i = _cycle_ports->begin(); i != _cycle_ports->end(); ++i) {
+
+ bool x;
+
+ if (i->second->last_monitor() != (x = i->second->monitoring_input ())) {
+ i->second->set_last_monitor (x);
+ /* XXX I think this is dangerous, due to
+ a likely mutex in the signal handlers ...
+ */
+ i->second->MonitorInputChanged (x); /* EMIT SIGNAL */
+ }
+ }
+}
+
+void
+PortManager::fade_out (gain_t base_gain, gain_t gain_step, pframes_t nframes)
+{
+ for (Ports::iterator i = _cycle_ports->begin(); i != _cycle_ports->end(); ++i) {
+
+ if (i->second->sends_output()) {
+
+ boost::shared_ptr<AudioPort> ap = boost::dynamic_pointer_cast<AudioPort> (i->second);
+ if (ap) {
+ Sample* s = ap->engine_get_whole_audio_buffer ();
+ gain_t g = base_gain;
+
+ for (pframes_t n = 0; n < nframes; ++n) {
+ *s++ *= g;
+ g -= gain_step;
+ }
+ }
+ }
+ }
+}
+
+PortEngine&
+PortManager::port_engine()
+{
+ assert (_backend);
+ return *_backend;
+}