/*
- Copyright (C) 2002 Paul Davis
+ Copyright (C) 2002 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
#include <sstream>
#include <glibmm/timer.h>
-#include <pbd/pthread_utils.h>
-#include <pbd/stacktrace.h>
-#include <pbd/unknown_type.h>
-
-#include <midi++/jack.h>
-
-#include <ardour/audioengine.h>
-#include <ardour/buffer.h>
-#include <ardour/port.h>
-#include <ardour/jack_audio_port.h>
-#include <ardour/jack_midi_port.h>
-#include <ardour/audio_port.h>
-#include <ardour/session.h>
-#include <ardour/cycle_timer.h>
-#include <ardour/utils.h>
-#ifdef VST_SUPPORT
-#include <fst.h>
-#endif
-
-#include <ardour/timestamps.h>
+#include "pbd/pthread_utils.h"
+#include "pbd/stacktrace.h"
+#include "pbd/unknown_type.h"
+
+#include "midi++/jack.h"
+
+#include "ardour/amp.h"
+#include "ardour/audio_port.h"
+#include "ardour/audioengine.h"
+#include "ardour/buffer.h"
+#include "ardour/buffer_set.h"
+#include "ardour/cycle_timer.h"
+#include "ardour/delivery.h"
+#include "ardour/event_type_map.h"
+#include "ardour/internal_return.h"
+#include "ardour/io.h"
+#include "ardour/meter.h"
+#include "ardour/midi_port.h"
+#include "ardour/port.h"
+#include "ardour/port_set.h"
+#include "ardour/session.h"
+#include "ardour/timestamps.h"
+#include "ardour/utils.h"
#include "i18n.h"
using namespace PBD;
gint AudioEngine::m_meter_exit;
+AudioEngine* AudioEngine::_instance = 0;
-static void
-ardour_jack_error (const char* msg)
-{
- error << "JACK: " << msg << endmsg;
-}
+#define GET_PRIVATE_JACK_POINTER(j) jack_client_t* _priv_jack = (jack_client_t*) (j); if (!_priv_jack) { return; }
+#define GET_PRIVATE_JACK_POINTER_RET(j,r) jack_client_t* _priv_jack = (jack_client_t*) (j); if (!_priv_jack) { return r; }
-AudioEngine::AudioEngine (string client_name)
+AudioEngine::AudioEngine (string client_name)
: ports (new Ports)
{
+ _instance = this; /* singleton */
+
session = 0;
session_remove_pending = false;
_running = false;
}
Port::set_engine (this);
-
+
// Initialize parameter metadata (e.g. ranges)
Evoral::Parameter p(NullAutomation);
p = EventTypeMap::instance().new_parameter(NullAutomation);
{
Glib::Mutex::Lock tm (_process_lock);
session_removed.signal ();
-
+
if (_running) {
jack_client_close (_jack);
_jack = 0;
}
-
+
stop_metering_thread ();
}
}
}
void
-_thread_init_callback (void *arg)
+_thread_init_callback (void * /*arg*/)
{
/* make sure that anybody who needs to know about this thread
knows about it.
*/
- PBD::ThreadCreatedWithRequestSize (pthread_self(), X_("Audioengine"), 4096);
+ PBD::notify_gui_about_thread_creation (pthread_self(), X_("Audioengine"), 4096);
+#ifdef WITH_JACK_MIDI
MIDI::JACK_MidiPort::set_process_thread (pthread_self());
+#endif // WITH_JACK_MIDI
}
int
AudioEngine::start ()
{
- if (!_jack) {
- error << _("AudioEngine::start() called while disconnected from JACK") << endmsg;
- return -1;
- }
+ GET_PRIVATE_JACK_POINTER_RET (_jack, -1);
if (!_running) {
- if (session) {
- nframes_t blocksize = jack_get_buffer_size (_jack);
+ nframes_t blocksize = jack_get_buffer_size (_priv_jack);
+ if (session) {
BootMessage (_("Connect session to engine"));
session->set_block_size (blocksize);
- session->set_frame_rate (jack_get_sample_rate (_jack));
+ session->set_frame_rate (jack_get_sample_rate (_priv_jack));
/* page in as much of the session process code as we
can before we really start running.
_processed_frames = 0;
last_monitor_check = 0;
- jack_on_shutdown (_jack, halted, this);
- jack_set_graph_order_callback (_jack, _graph_order_callback, this);
- jack_set_thread_init_callback (_jack, _thread_init_callback, this);
- jack_set_process_callback (_jack, _process_callback, this);
- jack_set_sample_rate_callback (_jack, _sample_rate_callback, this);
- jack_set_buffer_size_callback (_jack, _bufsize_callback, this);
- jack_set_xrun_callback (_jack, _xrun_callback, this);
- jack_set_sync_callback (_jack, _jack_sync_callback, this);
- jack_set_freewheel_callback (_jack, _freewheel_callback, this);
-
- if (Config->get_jack_time_master()) {
- jack_set_timebase_callback (_jack, 0, _jack_timebase_callback, this);
+ jack_on_shutdown (_priv_jack, halted, this);
+ jack_set_graph_order_callback (_priv_jack, _graph_order_callback, this);
+ jack_set_thread_init_callback (_priv_jack, _thread_init_callback, this);
+ jack_set_process_callback (_priv_jack, _process_callback, this);
+ jack_set_sample_rate_callback (_priv_jack, _sample_rate_callback, this);
+ jack_set_buffer_size_callback (_priv_jack, _bufsize_callback, this);
+ jack_set_xrun_callback (_priv_jack, _xrun_callback, this);
+ jack_set_sync_callback (_priv_jack, _jack_sync_callback, this);
+ jack_set_freewheel_callback (_priv_jack, _freewheel_callback, this);
+ jack_set_port_registration_callback (_priv_jack, _registration_callback, this);
+
+ if (session && session->config.get_jack_time_master()) {
+ jack_set_timebase_callback (_priv_jack, 0, _jack_timebase_callback, this);
}
- if (jack_activate (_jack) == 0) {
+ if (jack_activate (_priv_jack) == 0) {
_running = true;
_has_run = true;
Running(); /* EMIT SIGNAL */
}
start_metering_thread();
+
+ _raw_buffer_sizes[DataType::AUDIO] = blocksize * sizeof(float);
}
return _running ? 0 : -1;
int
AudioEngine::stop (bool forever)
{
- if (_jack) {
+ GET_PRIVATE_JACK_POINTER_RET (_jack, -1);
+
+ if (_priv_jack) {
if (forever) {
disconnect_from_jack ();
} else {
- jack_deactivate (_jack);
+ jack_deactivate (_priv_jack);
Stopped(); /* EMIT SIGNAL */
}
}
#ifdef HAVE_JACK_VIDEO_SUPPORT
+ GET_PRIVATE_JACK_POINTER_RET (_jack, false);
+
jack_position_t pos;
-
- if (_jack) {
- (void) jack_transport_query (_jack, &pos);
-
+
+ if (_priv_jack) {
+ (void) jack_transport_query (_priv_jack, &pos);
+
if (pos.valid & JackVideoFrameOffset) {
offset = pos.video_offset;
return true;
}
}
-
+#else
+ /* keep gcc happy */
+ offset = 0;
#endif
return false;
static_cast<AudioEngine*>(arg)->_freewheeling = onoff;
}
+void
+AudioEngine::_registration_callback (jack_port_id_t /*id*/, int /*reg*/, void* arg)
+{
+ AudioEngine* ae = static_cast<AudioEngine*> (arg);
+ ae->PortRegisteredOrUnregistered (); /* EMIT SIGNAL */
+}
+
+void
+AudioEngine::split_cycle (nframes_t offset)
+{
+ /* caller must hold process lock */
+
+ Port::increment_port_offset (offset);
+
+ /* tell all Ports that we're going to start a new (split) cycle */
+
+ boost::shared_ptr<Ports> p = ports.reader();
+
+ for (Ports::iterator i = p->begin(); i != p->end(); ++i) {
+ (*i)->cycle_split ();
+ }
+}
+
/** Method called by JACK (via _process_callback) which says that there
* is work to be done.
* @param nframes Number of frames to process.
int
AudioEngine::process_callback (nframes_t nframes)
{
+ GET_PRIVATE_JACK_POINTER_RET(_jack,0)
// CycleTimer ct ("AudioEngine::process");
Glib::Mutex::Lock tm (_process_lock, Glib::TRY_LOCK);
/// The number of frames that will have been processed when we've finished
nframes_t next_processed_frames;
-
+
/* handle wrap around of total frames counter */
if (max_frames - _processed_frames < nframes) {
return 0;
}
- boost::shared_ptr<Ports> p = ports.reader();
+ /* tell all relevant objects that we're starting a new cycle */
- for (Ports::iterator i = p->begin(); i != p->end(); ++i) {
+ Delivery::CycleStart (nframes);
+ Port::set_port_offset (0);
+ InternalReturn::CycleStart (nframes);
- /* Only run cycle_start() on output ports, because
- inputs must be done in the correct processing order,
- which requires interleaving with route processing.
- */
+ /* tell all Ports that we're starting a new cycle */
+
+ boost::shared_ptr<Ports> p = ports.reader();
- (*i)->cycle_start (nframes, 0);
+ for (Ports::iterator i = p->begin(); i != p->end(); ++i) {
+ (*i)->cycle_start (nframes);
}
if (_freewheeling) {
/* emit the Freewheel signal and stop freewheeling in the event of trouble */
if (Freewheel (nframes)) {
- jack_set_freewheel (_jack, false);
+ jack_set_freewheel (_priv_jack, false);
}
} else {
session->process (nframes);
}
}
-
+
if (_freewheeling) {
return 0;
}
boost::shared_ptr<Ports> p = ports.reader();
for (Ports::iterator i = p->begin(); i != p->end(); ++i) {
-
+
Port *port = (*i);
bool x;
-
+
if (port->_last_monitor != (x = port->monitoring_input ())) {
port->_last_monitor = x;
- /* XXX I think this is dangerous, due to
+ /* XXX I think this is dangerous, due to
a likely mutex in the signal handlers ...
*/
port->MonitorInputChanged (x); /* EMIT SIGNAL */
boost::shared_ptr<Ports> p = ports.reader();
for (Ports::iterator i = p->begin(); i != p->end(); ++i) {
-
+
Port *port = (*i);
-
+
if (port->sends_output()) {
- port->get_buffer(nframes, 0 ).silence(nframes);
+ port->get_buffer(nframes).silence(nframes);
}
}
}
- // Finalize ports (ie write data if necessary)
+ // Finalize ports
for (Ports::iterator i = p->begin(); i != p->end(); ++i) {
-
- (*i)->cycle_end (nframes, 0);
+ (*i)->cycle_end (nframes);
}
_processed_frames = next_processed_frames;
{
_frame_rate = nframes;
_usecs_per_cycle = (int) floor ((((double) frames_per_cycle() / nframes)) * 1000000.0);
-
+
/* check for monitor input change every 1/10th of second */
monitor_check_interval = nframes / 10;
last_monitor_check = 0;
-
+
if (session) {
session->set_frame_rate (nframes);
}
AudioEngine::jack_bufsize_callback (nframes_t nframes)
{
_buffer_size = nframes;
+ _raw_buffer_sizes[DataType::AUDIO] = nframes * sizeof(float);
+ cout << "FIXME: Assuming maximum MIDI buffer size " << nframes * 4 << "bytes" << endl;
+ _raw_buffer_sizes[DataType::MIDI] = nframes * 4;
_usecs_per_cycle = (int) floor ((((double) nframes / frame_rate())) * 1000000.0);
last_monitor_check = 0;
if (g_atomic_int_get(&m_meter_exit)) {
break;
}
- IO::update_meters ();
+ Metering::update_meters ();
}
}
-void
+void
AudioEngine::set_session (Session *s)
{
Glib::Mutex::Lock pl (_process_lock);
session = s;
nframes_t blocksize = jack_get_buffer_size (_jack);
-
+
/* page in as much of the session process code as we
can before we really start running.
*/
-
+
boost::shared_ptr<Ports> p = ports.reader();
for (Ports::iterator i = p->begin(); i != p->end(); ++i) {
- (*i)->cycle_start (blocksize, 0);
+ (*i)->cycle_start (blocksize);
}
s->process (blocksize);
s->process (blocksize);
for (Ports::iterator i = p->begin(); i != p->end(); ++i) {
- (*i)->cycle_end (blocksize, 0);
+ (*i)->cycle_end (blocksize);
}
}
}
-void
+void
AudioEngine::remove_session ()
{
Glib::Mutex::Lock lm (_process_lock);
} else {
session = 0;
}
-
- //FIXME: Preliminary bugfix for http://tracker.ardour.org/view.php?id=1985
- //remove_all_ports ();
+
+ remove_all_ports ();
}
void
AudioEngine::port_registration_failure (const std::string& portname)
{
+ GET_PRIVATE_JACK_POINTER (_jack);
string full_portname = jack_client_name;
full_portname += ':';
full_portname += portname;
-
-
- jack_port_t* p = jack_port_by_name (_jack, full_portname.c_str());
+
+
+ jack_port_t* p = jack_port_by_name (_priv_jack, full_portname.c_str());
string reason;
-
+
if (p) {
- reason = _("a port with this name already exists: check for duplicated track/bus names");
+ reason = string_compose (_("a port with the name \"%1\" already exists: check for duplicated track/bus names"), portname);
} else {
- reason = _("unknown error");
+ reason = _("No more JACK ports are available. You will need to stop Ardour and restart JACK with ports if you need this many tracks.");
}
-
+
throw PortRegistrationFailure (string_compose (_("AudioEngine: cannot register port \"%1\": %2"), portname, reason).c_str());
-}
+}
Port *
-AudioEngine::register_port (DataType dtype, const string& portname, bool input, bool publish)
+AudioEngine::register_port (DataType dtype, const string& portname, bool input)
{
Port* newport = 0;
- /*cerr << "trying to register port with name " << portname << endl;*/
try {
if (dtype == DataType::AUDIO) {
- newport = new AudioPort (portname, (input ? Port::IsInput : Port::IsOutput), publish, frames_per_cycle());
+ newport = new AudioPort (portname, (input ? Port::IsInput : Port::IsOutput));
} else if (dtype == DataType::MIDI) {
- newport = new MidiPort (portname, (input ? Port::IsInput : Port::IsOutput), publish, frames_per_cycle());
+ newport = new MidiPort (portname, (input ? Port::IsInput : Port::IsOutput));
} else {
- throw unknown_type();
+ throw PortRegistrationFailure("unable to create port (unknown type)");
}
- /*cerr << "successfully got port " << portname << " with address " << newport << endl;*/
+ size_t& old_buffer_size = _raw_buffer_sizes[newport->type()];
+ size_t port_buffer_size = newport->raw_buffer_size(0);
+ if (port_buffer_size > old_buffer_size) {
+ old_buffer_size = port_buffer_size;
+ }
RCUWriter<Ports> writer (ports);
boost::shared_ptr<Ports> ps = writer.get_copy ();
- /*cerr << "Address of ports list: " << ps << endl
- << "Ports set size before insert: " << ps->size() << endl;*/
ps->insert (ps->begin(), newport);
- /*cerr << "Ports set size after insert: " << ps->size() << endl;*/
/* writer goes out of scope, forces update */
return newport;
}
- catch (...) {
- throw PortRegistrationFailure("unable to create port (unknown type?)");
- }
-}
-
-Port*
-AudioEngine::get_port (const std::string& full_name)
-{
- boost::shared_ptr<Ports> p = ports.reader();
-
- for (Ports::iterator i = p->begin(); i != p->end(); ++i) {
- //cerr << "comparing port name '" << (*i)->name() << "' with '" << full_name << "'" << endl;
- if ((*i)->name() == full_name) {
- return *i;
- }
+ catch (PortRegistrationFailure& err) {
+ throw err;
+ } catch (std::exception& e) {
+ throw PortRegistrationFailure(string_compose(
+ _("unable to create port: %1"), e.what()).c_str());
+ } catch (...) {
+ throw PortRegistrationFailure("unable to create port (unknown error)");
}
- return 0;
}
-
Port *
-AudioEngine::register_input_port (DataType type, const string& portname, bool publish)
+AudioEngine::register_input_port (DataType type, const string& portname)
{
- return register_port (type, portname, true, publish);
+ return register_port (type, portname, true);
}
Port *
-AudioEngine::register_output_port (DataType type, const string& portname, bool publish)
+AudioEngine::register_output_port (DataType type, const string& portname)
{
- return register_port (type, portname, false, publish);
+ return register_port (type, portname, false);
}
int
{
/* caller must hold process lock */
- cerr << "about to unregister Port xx x" << &port << "\n";
-
- if (!_running) {
+ if (!_running) {
/* probably happening when the engine has been halted by JACK,
in which case, there is nothing we can do here.
*/
- cerr << "not running\n";
return 0;
}
{
- cerr << "before getcopy\n";
-
RCUWriter<Ports> writer (ports);
boost::shared_ptr<Ports> ps = writer.get_copy ();
-
- cerr << "Ports set size: " << ps.get()->size() << endl;
for (Ports::iterator i = ps->begin(); i != ps->end(); ++i) {
- cerr << "before delete" << endl;
if ((*i) == &port) {
- cerr << "About to delete " << &port << endl;
delete *i;
ps->erase (i);
- cerr << "After erasing ports size: " << ps->size();
break;
}
}
-
+
/* writer goes out of scope, forces update */
}
-
- cerr << "before remove_connections\n";
- remove_connections_for (port);
return 0;
}
-int
+int
AudioEngine::connect (const string& source, const string& destination)
{
+ /* caller must hold process lock */
+
int ret;
if (!_running) {
string s = make_port_name_non_relative (source);
string d = make_port_name_non_relative (destination);
-
- //cerr << "Trying to connect source: " << s << " with destination " << d << endl;
-
- Port* src = get_port (s);
- Port* dst = get_port (d);
-
- if (src && dst) {
-
- /* both ports are known to us, so do the internal connect stuff */
- if ((ret = src->connect (*dst)) == 0) {
- ret = dst->connect (*src);
- }
-
- } else if (src || dst) {
-
- /* one port is known to us, try to connect it to something external */
-
- PortConnectableByName* pcn;
- string other;
-
- if (src) {
- pcn = dynamic_cast<PortConnectableByName*>(src);
- other = d;
- } else {
- pcn = dynamic_cast<PortConnectableByName*>(dst);
- other = s;
- }
- if (pcn) {
- ret = pcn->connect (other);
- } else {
- ret = -1;
- }
+ Port* src = get_port_by_name_locked (s);
+ Port* dst = get_port_by_name_locked (d);
+ if (src) {
+ ret = src->connect (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;
-
}
-
+
if (ret > 0) {
- error << string_compose(_("AudioEngine: connection already exists: %1 (%2) to %3 (%4)"),
- source, s, destination, d)
- << endmsg;
+ /* already exists - no error, no warning */
} else if (ret < 0) {
- error << string_compose(_("AudioEngine: cannot connect %1 (%2) to %3 (%4)"),
- source, s, destination, d)
+ error << string_compose(_("AudioEngine: cannot connect %1 (%2) to %3 (%4)"),
+ source, s, destination, d)
<< endmsg;
}
return ret;
}
-int
+int
AudioEngine::disconnect (const string& source, const string& destination)
{
+ /* caller must hold process lock */
+
int ret;
if (!_running) {
return -1;
}
}
-
+
string s = make_port_name_non_relative (source);
string d = make_port_name_non_relative (destination);
- //cerr << "trying to disconnect port '" << s << "' from port '" << d << endl;
-
- Port* src = get_port (s);
- Port* dst = get_port (d);
-
- if (src && dst) {
-
- /* both ports are known to us, so do the internal connect stuff */
-
- if ((ret = src->disconnect (*dst)) == 0) {
- ret = dst->disconnect (*src);
- }
-
- } else if (src || dst) {
-
- /* one port is known to us, try to connect it to something external */
-
-
- PortConnectableByName* pcn;
- string other;
-
- if (src) {
- pcn = dynamic_cast<PortConnectableByName*>(src);
- other = d;
- } else {
- pcn = dynamic_cast<PortConnectableByName*>(dst);
- other = s;
- }
-
- if (pcn) {
- ret = pcn->disconnect (other);
- } else {
- ret = -1;
- }
+ Port* src = get_port_by_name_locked (s);
+ Port* dst = get_port_by_name_locked (d);
+ if (src) {
+ ret = src->disconnect (d);
+ } else if (dst) {
+ 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;
-
}
-
return ret;
}
int
AudioEngine::disconnect (Port& port)
{
+ GET_PRIVATE_JACK_POINTER_RET (_jack,-1);
+
if (!_running) {
if (!_has_run) {
fatal << _("disconnect called before engine was started") << endmsg;
ARDOUR::nframes_t
AudioEngine::frame_rate ()
{
- if (_jack) {
- if (_frame_rate == 0) {
- return (_frame_rate = jack_get_sample_rate (_jack));
- } else {
- return _frame_rate;
- }
+ GET_PRIVATE_JACK_POINTER_RET (_jack,0);
+ if (_frame_rate == 0) {
+ return (_frame_rate = jack_get_sample_rate (_priv_jack));
} else {
- fatal << X_("programming error: AudioEngine::frame_rate() called while disconnected from JACK")
- << endmsg;
- /*NOTREACHED*/
- return 0;
+ return _frame_rate;
}
}
+size_t
+AudioEngine::raw_buffer_size (DataType t)
+{
+ std::map<DataType,size_t>::const_iterator s = _raw_buffer_sizes.find(t);
+ return (s != _raw_buffer_sizes.end()) ? s->second : 0;
+}
+
ARDOUR::nframes_t
AudioEngine::frames_per_cycle ()
{
- if (_jack) {
- if (_buffer_size == 0) {
- return (_buffer_size = jack_get_buffer_size (_jack));
- } else {
- return _buffer_size;
- }
+ GET_PRIVATE_JACK_POINTER_RET (_jack,0);
+ if (_buffer_size == 0) {
+ return (_buffer_size = jack_get_buffer_size (_jack));
} else {
- fatal << X_("programming error: AudioEngine::frame_rate() called while disconnected from JACK")
- << endmsg;
- /*NOTREACHED*/
- return 0;
+ return _buffer_size;
}
}
-/** Get a port by name.
- * Note this can return NULL, it will NOT create a port if it is not found (any more).
+/** @param name Full name of port (including prefix:)
+ * @return Corresponding Port*, or 0. This object remains the property of the AudioEngine
+ * so must not be deleted.
*/
Port *
-AudioEngine::get_port_by_name (const string& portname, bool keep)
+AudioEngine::get_port_by_name (const string& portname)
{
+ string s;
+ if (portname.find_first_of (':') == string::npos) {
+ s = make_port_name_non_relative (portname);
+ } else {
+ s = portname;
+ }
+
Glib::Mutex::Lock lm (_process_lock);
+ return get_port_by_name_locked (s);
+}
+
+Port *
+AudioEngine::get_port_by_name_locked (const string& portname)
+{
+ /* caller must hold process lock */
if (!_running) {
if (!_has_run) {
- fatal << _("get_port_by_name() called before engine was started") << endmsg;
+ fatal << _("get_port_by_name_locked() called before engine was started") << endmsg;
/*NOTREACHED*/
} else {
return 0;
}
}
-
+
+ if (portname.substr (0, jack_client_name.length ()) != jack_client_name) {
+ /* not an ardour: port */
+ return 0;
+ }
+
+ std::string const rel = make_port_name_relative (portname);
+
boost::shared_ptr<Ports> pr = ports.reader();
-
+
for (Ports::iterator i = pr->begin(); i != pr->end(); ++i) {
- if (portname == (*i)->name()) {
- return (*i);
+ if (rel == (*i)->name()) {
+ return *i;
}
}
const char **
AudioEngine::get_ports (const string& port_name_pattern, const string& type_name_pattern, uint32_t flags)
{
+ GET_PRIVATE_JACK_POINTER_RET (_jack,0);
if (!_running) {
if (!_has_run) {
fatal << _("get_ports called before engine was started") << endmsg;
return 0;
}
}
- return jack_get_ports (_jack, port_name_pattern.c_str(), type_name_pattern.c_str(), flags);
+ return jack_get_ports (_priv_jack, port_name_pattern.c_str(), type_name_pattern.c_str(), flags);
}
void
AudioEngine::halted (void *arg)
{
+ /* called from jack shutdown handler */
+
AudioEngine* ae = static_cast<AudioEngine *> (arg);
bool was_running = ae->_running;
ae->_buffer_size = 0;
ae->_frame_rate = 0;
- cerr << "!!! HALTED !!!\n";
-
if (was_running) {
ae->Halted(); /* EMIT SIGNAL */
}
}
+void
+AudioEngine::died ()
+{
+ /* called from a signal handler for SIGPIPE */
+
+ stop_metering_thread ();
+
+ _running = false;
+ _buffer_size = 0;
+ _frame_rate = 0;
+ _jack = 0;
+}
+
bool
-AudioEngine::can_request_hardware_monitoring ()
+AudioEngine::can_request_hardware_monitoring ()
{
+ GET_PRIVATE_JACK_POINTER_RET (_jack,false);
const char ** ports;
- if (!_jack) {
- return 0;
- }
-
- if ((ports = jack_get_ports (_jack, NULL, JACK_DEFAULT_AUDIO_TYPE, JackPortCanMonitor)) == 0) {
+ if ((ports = jack_get_ports (_priv_jack, NULL, JACK_DEFAULT_AUDIO_TYPE, JackPortCanMonitor)) == 0) {
return false;
}
uint32_t
AudioEngine::n_physical_outputs (DataType type) const
{
+ GET_PRIVATE_JACK_POINTER_RET (_jack,0);
const char ** ports;
uint32_t i = 0;
- if (!_jack) {
- return 0;
- }
-
- if ((ports = jack_get_ports (_jack, NULL, type.to_jack_type(), JackPortIsPhysical|JackPortIsInput)) == 0) {
+ if ((ports = jack_get_ports (_priv_jack, NULL, type.to_jack_type(), JackPortIsPhysical|JackPortIsInput)) == 0) {
return 0;
}
- for (i = 0; ports[i]; ++i);
+ for (i = 0; ports[i]; ++i) {}
free (ports);
return i;
uint32_t
AudioEngine::n_physical_inputs (DataType type) const
{
+ GET_PRIVATE_JACK_POINTER_RET (_jack,0);
const char ** ports;
uint32_t i = 0;
-
- if (!_jack) {
- return 0;
- }
-
- if ((ports = jack_get_ports (_jack, NULL, type.to_jack_type(), JackPortIsPhysical|JackPortIsOutput)) == 0) {
+
+ if ((ports = jack_get_ports (_priv_jack, NULL, type.to_jack_type(), JackPortIsPhysical|JackPortIsOutput)) == 0) {
return 0;
}
- if (ports) {
- for (i = 0; ports[i]; ++i);
- free (ports);
- }
+ for (i = 0; ports[i]; ++i) {}
+ free (ports);
+
return i;
}
void
AudioEngine::get_physical_inputs (DataType type, vector<string>& ins)
{
+ GET_PRIVATE_JACK_POINTER (_jack);
const char ** ports;
uint32_t i = 0;
-
- if (!_jack) {
- return;
- }
-
- if ((ports = jack_get_ports (_jack, NULL, type.to_jack_type(), JackPortIsPhysical|JackPortIsOutput)) == 0) {
+
+
+ if ((ports = jack_get_ports (_priv_jack, NULL, type.to_jack_type(), JackPortIsPhysical|JackPortIsOutput)) == 0) {
return;
}
void
AudioEngine::get_physical_outputs (DataType type, vector<string>& outs)
{
+ GET_PRIVATE_JACK_POINTER (_jack);
const char ** ports;
uint32_t i = 0;
-
- if (!_jack) {
- return;
- }
-
- if ((ports = jack_get_ports (_jack, NULL, type.to_jack_type(), JackPortIsPhysical|JackPortIsInput)) == 0) {
+
+ if ((ports = jack_get_ports (_priv_jack, NULL, type.to_jack_type(), JackPortIsPhysical|JackPortIsInput)) == 0) {
return;
}
- if (ports) {
- for (i = 0; ports[i]; ++i) {
- outs.push_back (ports[i]);
- }
- free (ports);
+ for (i = 0; ports[i]; ++i) {
+ outs.push_back (ports[i]);
}
+ free (ports);
}
string
AudioEngine::get_nth_physical (DataType type, uint32_t n, int flag)
{
+ GET_PRIVATE_JACK_POINTER_RET (_jack,"");
const char ** ports;
uint32_t i;
string ret;
assert(type != DataType::NIL);
- if (!_running || !_jack) {
- if (!_has_run) {
- fatal << _("get_nth_physical called before engine was started") << endmsg;
- /*NOTREACHED*/
- } else {
- return "";
- }
+ if ((ports = jack_get_ports (_priv_jack, NULL, type.to_jack_type(), JackPortIsPhysical|flag)) == 0) {
+ return ret;
}
- ports = jack_get_ports (_jack, NULL, type.to_jack_type(), JackPortIsPhysical|flag);
-
- if (ports == 0) {
- return "";
- }
-
- for (i = 0; i < n && ports[i]; ++i);
+ for (i = 0; i < n && ports[i]; ++i) {}
if (ports[i]) {
ret = ports[i];
return ret;
}
-ARDOUR::nframes_t
-AudioEngine::get_port_total_latency (const Port& port)
-{
- return port.total_latency ();
-}
-
void
AudioEngine::update_total_latency (const Port& port)
{
- if (!_jack) {
- fatal << _("update_total_latency() called with no JACK client connection") << endmsg;
- /*NOTREACHED*/
- }
-
- if (!_running) {
- if (!_has_run) {
- fatal << _("update_total_latency() called before engine was started") << endmsg;
- /*NOTREACHED*/
- }
- }
-
port.recompute_total_latency ();
}
void
AudioEngine::transport_stop ()
{
- if (_jack) {
- jack_transport_stop (_jack);
- }
+ GET_PRIVATE_JACK_POINTER (_jack);
+ jack_transport_stop (_priv_jack);
}
void
AudioEngine::transport_start ()
{
- // cerr << "tell JACK to start\n";
- if (_jack) {
- jack_transport_start (_jack);
- }
+ GET_PRIVATE_JACK_POINTER (_jack);
+ jack_transport_start (_priv_jack);
}
void
AudioEngine::transport_locate (nframes_t where)
{
+ GET_PRIVATE_JACK_POINTER (_jack);
// cerr << "tell JACK to locate to " << where << endl;
- if (_jack) {
- jack_transport_locate (_jack, where);
- }
+ jack_transport_locate (_priv_jack, where);
}
AudioEngine::TransportState
AudioEngine::transport_state ()
{
- if (_jack) {
- jack_position_t pos;
- return (TransportState) jack_transport_query (_jack, &pos);
- } else {
- return (TransportState) JackTransportStopped;
- }
+ GET_PRIVATE_JACK_POINTER_RET (_jack, ((TransportState) JackTransportStopped));
+ jack_position_t pos;
+ return (TransportState) jack_transport_query (_priv_jack, &pos);
}
int
AudioEngine::reset_timebase ()
{
- if (_jack) {
- if (Config->get_jack_time_master()) {
- return jack_set_timebase_callback (_jack, 0, _jack_timebase_callback, this);
+ GET_PRIVATE_JACK_POINTER_RET (_jack, -1);
+ if (session) {
+ if (session->config.get_jack_time_master()) {
+ return jack_set_timebase_callback (_priv_jack, 0, _jack_timebase_callback, this);
} else {
return jack_release_timebase (_jack);
}
- } else {
- return -1;
}
+ return 0;
}
int
AudioEngine::freewheel (bool onoff)
{
- if (_jack) {
-
- if (onoff != _freewheeling) {
-
- if (onoff) {
- _freewheel_thread_registered = false;
- }
-
- return jack_set_freewheel (_jack, onoff);
-
- } else {
- /* already doing what has been asked for */
- return 0;
- }
+ GET_PRIVATE_JACK_POINTER_RET (_jack, -1);
+ if (onoff != _freewheeling) {
+
+ if (onoff) {
+ _freewheel_thread_registered = false;
+ }
+
+ return jack_set_freewheel (_priv_jack, onoff);
+
} else {
- return -1;
+ /* already doing what has been asked for */
+ return 0;
}
}
{
RCUWriter<Ports> writer (ports);
boost::shared_ptr<Ports> ps = writer.get_copy ();
- ps->clear ();
- }
-}
-void
-AudioEngine::remove_connections_for (Port& port)
-{
- for (PortConnections::iterator i = port_connections.begin(); i != port_connections.end(); ) {
- PortConnections::iterator tmp;
-
- tmp = i;
- ++tmp;
-
- if ((*i).first == port.name()) {
- port_connections.erase (i);
+ for (Ports::iterator i = ps->begin(); i != ps->end(); ++i) {
+ delete *i;
}
- i = tmp;
+ ps->clear ();
}
-}
+ /* clear dead wood list too */
-#ifdef HAVE_JACK_CLIENT_OPEN
+ ports.flush ();
+}
+
+static void
+ardour_jack_error (const char* msg)
+{
+ error << "JACK: " << msg << endmsg;
+}
int
AudioEngine::connect_to_jack (string client_name)
return -1;
}
+ GET_PRIVATE_JACK_POINTER_RET (_jack, -1);
+
if (status & JackNameNotUnique) {
- jack_client_name = jack_get_client_name (_jack);
+ jack_client_name = jack_get_client_name (_priv_jack);
}
jack_set_error_function (ardour_jack_error);
-
- return 0;
-}
-
-#else
-
-int
-AudioEngine::connect_to_jack (string client_name)
-{
- jack_client_name = client_name;
-
- if ((_jack = jack_client_new (client_name.c_str())) == 0) {
- return -1;
- }
return 0;
}
-#endif /* HAVE_JACK_CLIENT_OPEN */
-
-int
+int
AudioEngine::disconnect_from_jack ()
{
- if (!_jack) {
- return 0;
- }
-
+ GET_PRIVATE_JACK_POINTER_RET (_jack, 0);
if (_running) {
stop_metering_thread ();
}
- {
+ {
Glib::Mutex::Lock lm (_process_lock);
- jack_client_close (_jack);
+ jack_client_close (_priv_jack);
_jack = 0;
}
_buffer_size = 0;
_frame_rate = 0;
+ _raw_buffer_sizes.clear();
if (_running) {
_running = false;
for (i = p->begin(); i != p->end(); ++i) {
if ((*i)->reestablish ()) {
break;
- }
+ }
}
if (i != p->end()) {
/* failed */
remove_all_ports ();
return -1;
- }
+ }
+ GET_PRIVATE_JACK_POINTER_RET (_jack,-1);
if (session) {
- session->reset_jack_connection (_jack);
- nframes_t blocksize = jack_get_buffer_size (_jack);
+ session->reset_jack_connection (_priv_jack);
+ nframes_t blocksize = jack_get_buffer_size (_priv_jack);
session->set_block_size (blocksize);
- session->set_frame_rate (jack_get_sample_rate (_jack));
+ session->set_frame_rate (jack_get_sample_rate (_priv_jack));
+
+ _raw_buffer_sizes[DataType::AUDIO] = blocksize * sizeof(float);
+ cout << "FIXME: Assuming maximum MIDI buffer size " << blocksize * 4 << "bytes" << endl;
+ _raw_buffer_sizes[DataType::MIDI] = blocksize * 4;
}
last_monitor_check = 0;
-
- jack_on_shutdown (_jack, halted, this);
- jack_set_graph_order_callback (_jack, _graph_order_callback, this);
- jack_set_thread_init_callback (_jack, _thread_init_callback, this);
- jack_set_process_callback (_jack, _process_callback, this);
- jack_set_sample_rate_callback (_jack, _sample_rate_callback, this);
- jack_set_buffer_size_callback (_jack, _bufsize_callback, this);
- jack_set_xrun_callback (_jack, _xrun_callback, this);
- jack_set_sync_callback (_jack, _jack_sync_callback, this);
- jack_set_freewheel_callback (_jack, _freewheel_callback, this);
-
- if (Config->get_jack_time_master()) {
- jack_set_timebase_callback (_jack, 0, _jack_timebase_callback, this);
+
+ jack_on_shutdown (_priv_jack, halted, this);
+ jack_set_graph_order_callback (_priv_jack, _graph_order_callback, this);
+ jack_set_thread_init_callback (_priv_jack, _thread_init_callback, this);
+ jack_set_process_callback (_priv_jack, _process_callback, this);
+ jack_set_sample_rate_callback (_priv_jack, _sample_rate_callback, this);
+ jack_set_buffer_size_callback (_priv_jack, _bufsize_callback, this);
+ jack_set_xrun_callback (_priv_jack, _xrun_callback, this);
+ jack_set_sync_callback (_priv_jack, _jack_sync_callback, this);
+ jack_set_freewheel_callback (_priv_jack, _freewheel_callback, this);
+
+ if (session && session->config.get_jack_time_master()) {
+ jack_set_timebase_callback (_priv_jack, 0, _jack_timebase_callback, this);
}
-
- if (jack_activate (_jack) == 0) {
+
+ if (jack_activate (_priv_jack) == 0) {
_running = true;
_has_run = true;
} else {
}
/* re-establish connections */
-
+
for (i = p->begin(); i != p->end(); ++i) {
(*i)->reconnect ();
}
int
AudioEngine::request_buffer_size (nframes_t nframes)
{
- if (_jack) {
+ GET_PRIVATE_JACK_POINTER_RET (_jack, -1);
- if (nframes == jack_get_buffer_size (_jack)) {
- return 0;
- }
-
- return jack_set_buffer_size (_jack, nframes);
-
- } else {
- return -1;
+ if (nframes == jack_get_buffer_size (_priv_jack)) {
+ return 0;
}
+
+ return jack_set_buffer_size (_priv_jack, nframes);
}
void
AudioEngine::update_total_latencies ()
{
#ifdef HAVE_JACK_RECOMPUTE_LATENCIES
- if (_jack) {
- jack_recompute_total_latencies (_jack);
- }
+ GET_PRIVATE_JACK_POINTER (_jack);
+ jack_recompute_total_latencies (_priv_jack);
#endif
}
-
+
string
AudioEngine::make_port_name_relative (string portname)
{
string::size_type len;
string::size_type n;
-
+
len = portname.length();
for (n = 0; n < len; ++n) {
break;
}
}
-
+
if ((n != len) && (portname.substr (0, n) == jack_client_name)) {
return portname.substr (n+1);
}
str = jack_client_name;
str += ':';
str += portname;
-
+
return str;
}
bool
AudioEngine::is_realtime () const
{
- if (_jack) {
- return jack_is_realtime (_jack);
- } else {
- return false;
- }
+ GET_PRIVATE_JACK_POINTER_RET (_jack,false);
+ return jack_is_realtime (_priv_jack);
}
projects / ardour.git / blobdiff