#include <fstream>
#include <algorithm>
+#include <cmath>
+
#include <unistd.h>
#include <locale.h>
#include <errno.h>
-#include <sigc++/bind.h>
-
#include <glibmm.h>
#include <glibmm/thread.h>
#include "i18n.h"
-#include <cmath>
-
-/*
- A bug in OS X's cmath that causes isnan() and isinf() to be
- "undeclared". the following works around that
-*/
-
-#if defined(__APPLE__) && defined(__MACH__)
-extern "C" int isnan (double);
-extern "C" int isinf (double);
-#endif
-
-#define BLOCK_PROCESS_CALLBACK() Glib::Mutex::Lock em (_session.engine().process_lock())
+#define BLOCK_PROCESS_CALLBACK() Glib::Mutex::Lock em (AudioEngine::instance()->process_lock())
using namespace std;
using namespace ARDOUR;
const string IO::state_node_name = "IO";
bool IO::connecting_legal = false;
-sigc::signal<int> IO::ConnectingLegal;
-sigc::signal<void,ChanCount> IO::PortCountChanged;
+PBD::Signal0<int> IO::ConnectingLegal;
+PBD::Signal1<void,ChanCount> IO::PortCountChanged;
/** @param default_type The type of port that will be created by ensure_io
* and friends if no type is explicitly requested (to avoid breakage).
{
_active = true;
pending_state_node = 0;
- setup_bundles ();
+ setup_bundle ();
}
IO::IO (Session& s, const XMLNode& node, DataType dt)
pending_state_node = 0;
set_state (node, Stateful::loading_state_version);
- setup_bundles ();
+ setup_bundle ();
}
IO::~IO ()
check_bundles (_bundles_connected, ports());
}
+/** Check the bundles in list to see which are connected to a given PortSet,
+ * and update list with those that are connected such that every port on every
+ * bundle channel x is connected to port x in ports.
+ */
void
-IO::check_bundles (std::vector<UserBundleInfo>& list, const PortSet& ports)
+IO::check_bundles (std::vector<UserBundleInfo*>& list, const PortSet& ports)
{
- std::vector<UserBundleInfo> new_list;
+ std::vector<UserBundleInfo*> new_list;
- for (std::vector<UserBundleInfo>::iterator i = list.begin(); i != list.end(); ++i) {
+ for (std::vector<UserBundleInfo*>::iterator i = list.begin(); i != list.end(); ++i) {
- uint32_t const N = i->bundle->nchannels ();
+ uint32_t const N = (*i)->bundle->nchannels().n_total();
- if (_ports.num_ports (default_type()) < N) {
+ if (_ports.num_ports() < N) {
continue;
}
for (uint32_t j = 0; j < N; ++j) {
/* Every port on bundle channel j must be connected to our input j */
- Bundle::PortList const pl = i->bundle->channel_ports (j);
+ Bundle::PortList const pl = (*i)->bundle->channel_ports (j);
for (uint32_t k = 0; k < pl.size(); ++k) {
if (ports.port(j)->connected_to (pl[k]) == false) {
ok = false;
if (ok) {
new_list.push_back (*i);
} else {
- i->changed.disconnect ();
+ delete *i;
}
}
if (other_port.length() == 0 || our_port == 0) {
return 0;
}
+
+ {
+ Glib::Mutex::Lock lm (io_lock);
+
+ /* check that our_port is really one of ours */
+
+ if ( ! _ports.contains(our_port)) {
+ return -1;
+ }
+
+ /* disconnect it from the source */
+
+ if (our_port->disconnect (other_port)) {
+ error << string_compose(_("IO: cannot disconnect port %1 from %2"), our_port->name(), other_port) << endmsg;
+ return -1;
+ }
+
+ check_bundles_connected ();
+ }
+
+ changed (IOChange (IOChange::ConnectionsChanged), src); /* EMIT SIGNAL */
- {
- BLOCK_PROCESS_CALLBACK ();
-
- {
- Glib::Mutex::Lock lm (io_lock);
-
- /* check that our_port is really one of ours */
-
- if ( ! _ports.contains(our_port)) {
- return -1;
- }
-
- /* disconnect it from the source */
-
- if (our_port->disconnect (other_port)) {
- error << string_compose(_("IO: cannot disconnect port %1 from %2"), our_port->name(), other_port) << endmsg;
- return -1;
- }
-
- check_bundles_connected ();
- }
- }
-
- changed (ConnectionsChanged, src); /* EMIT SIGNAL */
_session.set_dirty ();
return 0;
}
+/** Caller must hold process lock */
int
IO::connect (Port* our_port, string other_port, void* src)
{
}
{
- BLOCK_PROCESS_CALLBACK ();
-
- {
- Glib::Mutex::Lock lm (io_lock);
-
- /* check that our_port is really one of ours */
-
- if ( ! _ports.contains(our_port) ) {
- return -1;
- }
-
- /* connect it to the source */
-
- if (our_port->connect (other_port)) {
- return -1;
- }
+ Glib::Mutex::Lock lm (io_lock);
+
+ /* check that our_port is really one of ours */
+
+ if ( ! _ports.contains(our_port) ) {
+ return -1;
+ }
+
+ /* connect it to the source */
+
+ if (our_port->connect (other_port)) {
+ return -1;
}
}
- changed (ConnectionsChanged, src); /* EMIT SIGNAL */
+ changed (IOChange (IOChange::ConnectionsChanged), src); /* EMIT SIGNAL */
_session.set_dirty ();
return 0;
}
int
IO::remove_port (Port* port, void* src)
{
- IOChange change (NoChange);
+ ChanCount before = _ports.count ();
+ ChanCount after = before;
+ after.set (port->type(), after.get (port->type()) - 1);
+
+ bool const r = PortCountChanging (after); /* EMIT SIGNAL */
+ if (r) {
+ return -1;
+ }
+
+ IOChange change;
{
BLOCK_PROCESS_CALLBACK ();
-
{
Glib::Mutex::Lock lm (io_lock);
if (_ports.remove(port)) {
- change = IOChange (change|ConfigurationChanged);
+ change.type = IOChange::Type (change.type | IOChange::ConfigurationChanged);
+ change.before = before;
+ change.after = _ports.count ();
if (port->connected()) {
- change = IOChange (change|ConnectionsChanged);
+ change.type = IOChange::Type (change.type | IOChange::ConnectionsChanged);
}
_session.engine().unregister_port (*port);
}
PortCountChanged (n_ports()); /* EMIT SIGNAL */
+
+ if (change.type != IOChange::NoChange) {
+ changed (change, src);
+ _session.set_dirty ();
+ }
}
- if (change & ConfigurationChanged) {
- setup_bundles ();
+ if (change.type & IOChange::ConfigurationChanged) {
+ setup_bundle ();
}
- if (change != NoChange) {
- changed (change, src);
- _session.set_dirty ();
- return 0;
+ if (change.type == IOChange::NoChange) {
+ return -1;
}
- return -1;
+ return 0;
}
-/** Add an output port.
+/** Add a port.
*
- * @param destination Name of input port to connect new port to.
+ * @param destination Name of port to connect new port to.
* @param src Source for emitted ConfigurationChanged signal.
* @param type Data type of port. Default value (NIL) will use this IO's default type.
*/
type = _default_type;
}
+ IOChange change;
+
{
BLOCK_PROCESS_CALLBACK ();
{
Glib::Mutex::Lock lm (io_lock);
- /* Create a new output port */
+ /* Create a new port */
string portname = build_legal_port_name (type);
}
}
+ change.before = _ports.count ();
_ports.add (our_port);
}
PortCountChanged (n_ports()); /* EMIT SIGNAL */
+
+ // pan_changed (src); /* EMIT SIGNAL */
+ change.type = IOChange::ConfigurationChanged;
+ change.after = _ports.count ();
+ changed (change, src); /* EMIT SIGNAL */
}
if (destination.length()) {
}
}
- // pan_changed (src); /* EMIT SIGNAL */
- changed (ConfigurationChanged, src); /* EMIT SIGNAL */
- setup_bundles ();
+ setup_bundle ();
_session.set_dirty ();
return 0;
IO::disconnect (void* src)
{
{
- BLOCK_PROCESS_CALLBACK ();
-
- {
- Glib::Mutex::Lock lm (io_lock);
-
- for (PortSet::iterator i = _ports.begin(); i != _ports.end(); ++i) {
- i->disconnect_all ();
- }
-
- check_bundles_connected ();
+ Glib::Mutex::Lock lm (io_lock);
+
+ for (PortSet::iterator i = _ports.begin(); i != _ports.end(); ++i) {
+ i->disconnect_all ();
}
+
+ check_bundles_connected ();
}
-
- changed (ConnectionsChanged, src); /* EMIT SIGNAL */
+
+ changed (IOChange (IOChange::ConnectionsChanged), src); /* EMIT SIGNAL */
return 0;
}
+/** Caller must hold process lock */
bool
IO::ensure_ports_locked (ChanCount count, bool clear, void* /*src*/)
{
+ assert (!AudioEngine::instance()->process_lock().trylock());
+
Port* port = 0;
bool changed = false;
catch (AudioEngine::PortRegistrationFailure& err) {
/* pass it on */
- throw AudioEngine::PortRegistrationFailure();
+ throw;
}
_ports.add (port);
return changed;
}
-
+/** Caller must hold process lock */
int
-IO::ensure_ports (ChanCount count, bool clear, bool lockit, void* src)
+IO::ensure_ports (ChanCount count, bool clear, void* src)
{
+ assert (!AudioEngine::instance()->process_lock().trylock());
+
bool changed = false;
if (count == n_ports() && !clear) {
return 0;
}
- if (lockit) {
- BLOCK_PROCESS_CALLBACK ();
+ IOChange change;
+
+ change.before = _ports.count ();
+
+ {
Glib::Mutex::Lock im (io_lock);
changed = ensure_ports_locked (count, clear, src);
- } else {
- changed = ensure_ports_locked (count, clear, src);
}
if (changed) {
- this->changed (ConfigurationChanged, src); /* EMIT SIGNAL */
- setup_bundles ();
+ change.after = _ports.count ();
+ change.type = IOChange::ConfigurationChanged;
+ this->changed (change, src); /* EMIT SIGNAL */
+ setup_bundle ();
_session.set_dirty ();
}
return 0;
}
+/** Caller must hold process lock */
int
IO::ensure_io (ChanCount count, bool clear, void* src)
{
- return ensure_ports (count, clear, true, src);
+ assert (!AudioEngine::instance()->process_lock().trylock());
+
+ return ensure_ports (count, clear, src);
}
XMLNode&
node->add_property ("direction", enum_2_string (_direction));
node->add_property ("default-type", _default_type.to_string());
- for (std::vector<UserBundleInfo>::iterator i = _bundles_connected.begin(); i != _bundles_connected.end(); ++i) {
+ for (std::vector<UserBundleInfo*>::iterator i = _bundles_connected.begin(); i != _bundles_connected.end(); ++i) {
XMLNode* n = new XMLNode ("Bundle");
- n->add_property ("name", i->bundle->name ());
+ n->add_property ("name", (*i)->bundle->name ());
node->add_child_nocopy (*n);
}
pending_state_node = new XMLNode (node);
pending_state_node_version = version;
pending_state_node_in = false;
- connection_legal_c = ConnectingLegal.connect (mem_fun (*this, &IO::connecting_became_legal));
+ ConnectingLegal.connect_same_thread (connection_legal_c, boost::bind (&IO::connecting_became_legal, this));
}
pending_state_node = new XMLNode (node);
pending_state_node_version = version;
pending_state_node_in = in;
- connection_legal_c = ConnectingLegal.connect (mem_fun (*this, &IO::connecting_became_legal));
+ ConnectingLegal.connect_same_thread (connection_legal_c, boost::bind (&IO::connecting_became_legal, this));
}
return 0;
// see if it's a stereo connection e.g. "in 3+4"
if (last_non_digit_pos > 1 && desired_name[last_non_digit_pos] == '+') {
- int left_bundle_number = 0;
string::size_type left_last_non_digit_pos;
left_last_non_digit_pos = desired_name.find_last_not_of(digits, last_non_digit_pos-1);
if (left_last_non_digit_pos != string::npos) {
+ int left_bundle_number = 0;
stringstream s;
s << desired_name.substr(left_last_non_digit_pos, last_non_digit_pos-1);
s >> left_bundle_number;
if ((prop = node.property ("inputs")) != 0 && _direction == Input) {
n_audio = count (prop->value().begin(), prop->value().end(), '{');
+ } else if ((prop = node.property ("input-connection")) != 0 && _direction == Input) {
+ n_audio = 1;
} else if ((prop = node.property ("outputs")) != 0 && _direction == Output) {
n_audio = count (prop->value().begin(), prop->value().end(), '{');
+ } else if ((prop = node.property ("output-connection")) != 0 && _direction == Output) {
+ n_audio = 2;
}
}
if ((prop = node.property ("connection")) != 0) {
if ((c = find_possible_bundle (prop->value())) != 0) {
- n = ChanCount::max (n, ChanCount(c->type(), c->nchannels()));
+ n = ChanCount::max (n, c->nchannels());
}
return 0;
}
if ((*iter)->name() == X_("Bundle")) {
if ((c = find_possible_bundle (prop->value())) != 0) {
- n = ChanCount::max (n, ChanCount(c->type(), c->nchannels()));
+ n = ChanCount::max (n, c->nchannels());
return 0;
} else {
return -1;
get_port_counts (node, version, n, c);
- if (ensure_ports (n, true, true, this)) {
- error << string_compose(_("%1: cannot create I/O ports"), _name) << endmsg;
- return -1;
+ {
+ Glib::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
+
+ if (ensure_ports (n, true, this)) {
+ error << string_compose(_("%1: cannot create I/O ports"), _name) << endmsg;
+ return -1;
+ }
}
/* XXX use c */
if ((prop = cnode->property (X_("other"))) == 0) {
continue;
}
-
+
if (prop) {
p->connect (prop->value());
}
}
- }
+ }
}
}
return 0;
}
- // FIXME: audio-only
- if (ensure_ports (ChanCount(DataType::AUDIO, nports), true, true, this)) {
- return -1;
+ {
+ Glib::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
+
+ // FIXME: audio-only
+ if (ensure_ports (ChanCount(DataType::AUDIO, nports), true, this)) {
+ return -1;
+ }
}
string::size_type start, end, ostart;
{
string name = requested_name;
- if (name == _name) {
+ if (_name == name) {
return true;
}
/* replace all colons in the name. i wish we didn't have to do this */
- if (replace_all (name, ":", "-")) {
- warning << _("you cannot use colons to name objects with I/O connections") << endmsg;
- }
+ replace_all (name, ":", "-");
for (PortSet::iterator i = _ports.begin(); i != _ports.end(); ++i) {
string current_name = i->name();
- current_name.replace (current_name.find (_name), _name.length(), name);
+ current_name.replace (current_name.find (_name), _name.val().length(), name);
i->set_name (current_name);
}
bool const r = SessionObject::set_name (name);
- setup_bundles ();
+ setup_bundle ();
return r;
}
int
IO::connect_ports_to_bundle (boost::shared_ptr<Bundle> c, void* src)
{
+ BLOCK_PROCESS_CALLBACK ();
+
{
- BLOCK_PROCESS_CALLBACK ();
Glib::Mutex::Lock lm2 (io_lock);
c->connect (_bundle, _session.engine());
if (ub) {
/* See if we already know about this one */
- std::vector<UserBundleInfo>::iterator i = _bundles_connected.begin();
- while (i != _bundles_connected.end() && i->bundle != ub) {
+ std::vector<UserBundleInfo*>::iterator i = _bundles_connected.begin();
+ while (i != _bundles_connected.end() && (*i)->bundle != ub) {
++i;
}
if (i == _bundles_connected.end()) {
/* We don't, so make a note */
- _bundles_connected.push_back (UserBundleInfo (this, ub));
+ _bundles_connected.push_back (new UserBundleInfo (this, ub));
}
}
}
- changed (IOChange (ConfigurationChanged|ConnectionsChanged), src); /* EMIT SIGNAL */
+ changed (IOChange (IOChange::ConnectionsChanged), src); /* EMIT SIGNAL */
return 0;
}
int
IO::disconnect_ports_from_bundle (boost::shared_ptr<Bundle> c, void* src)
{
+ BLOCK_PROCESS_CALLBACK ();
+
{
- BLOCK_PROCESS_CALLBACK ();
Glib::Mutex::Lock lm2 (io_lock);
c->disconnect (_bundle, _session.engine());
boost::shared_ptr<UserBundle> ub = boost::dynamic_pointer_cast<UserBundle> (c);
if (ub) {
- std::vector<UserBundleInfo>::iterator i = _bundles_connected.begin();
- while (i != _bundles_connected.end() && i->bundle != ub) {
+ std::vector<UserBundleInfo*>::iterator i = _bundles_connected.begin();
+ while (i != _bundles_connected.end() && (*i)->bundle != ub) {
++i;
}
if (i != _bundles_connected.end()) {
+ delete *i;
_bundles_connected.erase (i);
}
}
}
- changed (IOChange (ConfigurationChanged|ConnectionsChanged), src); /* EMIT SIGNAL */
+ changed (IOChange (IOChange::ConnectionsChanged), src); /* EMIT SIGNAL */
return 0;
}
IO::enable_connecting ()
{
connecting_legal = true;
- return ConnectingLegal ();
+ boost::optional<int> r = ConnectingLegal ();
+ return r.get_value_or (0);
}
void
char buf1[name_size+1];
char buf2[name_size+1];
- snprintf (buf1, name_size+1, ("%.*s/%s"), limit, _name.c_str(), suffix.c_str());
+ snprintf (buf1, name_size+1, ("%.*s/%s"), limit, _name.val().c_str(), suffix.c_str());
int port_number = find_port_hole (buf1);
snprintf (buf2, name_size+1, "%s %d", buf1, port_number);
}
/**
- * Setup bundles that describe our inputs and outputs. Also creates bundles if necessary.
+ * Setup a bundle that describe our inputs or outputs. Also creates the bundle if necessary.
*/
void
-IO::setup_bundles ()
+IO::setup_bundle ()
{
char buf[32];
_bundle->suspend_signals ();
- _bundle->set_type (default_type ());
-
_bundle->remove_channels ();
if (_direction == Input) {
- snprintf(buf, sizeof (buf), _("%s in"), _name.c_str());
+ snprintf(buf, sizeof (buf), _("%s in"), _name.val().c_str());
} else {
- snprintf(buf, sizeof (buf), _("%s out"), _name.c_str());
+ snprintf(buf, sizeof (buf), _("%s out"), _name.val().c_str());
}
_bundle->set_name (buf);
- uint32_t const ni = _ports.num_ports();
- for (uint32_t i = 0; i < ni; ++i) {
- _bundle->add_channel (bundle_channel_name (i, ni));
- _bundle->set_port (i, _session.engine().make_port_name_non_relative (_ports.port(i)->name()));
+
+ int c = 0;
+ for (DataType::iterator i = DataType::begin(); i != DataType::end(); ++i) {
+
+ uint32_t const N = _ports.count().get (*i);
+ for (uint32_t j = 0; j < N; ++j) {
+ _bundle->add_channel (bundle_channel_name (j, N, *i), *i);
+ _bundle->set_port (c, _session.engine().make_port_name_non_relative (_ports.port(*i, j)->name()));
+ ++c;
+ }
+
}
_bundle->resume_signals ();
BundleList bundles;
/* User bundles */
- for (std::vector<UserBundleInfo>::iterator i = _bundles_connected.begin(); i != _bundles_connected.end(); ++i) {
- bundles.push_back (i->bundle);
+ for (std::vector<UserBundleInfo*>::iterator i = _bundles_connected.begin(); i != _bundles_connected.end(); ++i) {
+ bundles.push_back ((*i)->bundle);
}
/* Session bundles */
IO::UserBundleInfo::UserBundleInfo (IO* io, boost::shared_ptr<UserBundle> b)
{
bundle = b;
- changed = b->Changed.connect (
- sigc::mem_fun (*io, &IO::bundle_changed)
- );
+ b->Changed.connect_same_thread (changed, boost::bind (&IO::bundle_changed, io, _1));
}
std::string
-IO::bundle_channel_name (uint32_t c, uint32_t n) const
+IO::bundle_channel_name (uint32_t c, uint32_t n, DataType t) const
{
char buf[32];
- switch (n) {
- case 1:
- return _("mono");
- case 2:
- return c == 0 ? _("L") : _("R");
- default:
+ if (t == DataType::AUDIO) {
+
+ switch (n) {
+ case 1:
+ return _("mono");
+ case 2:
+ return c == 0 ? _("L") : _("R");
+ default:
+ snprintf (buf, sizeof(buf), _("%d"), (c + 1));
+ return buf;
+ }
+
+ } else {
+
snprintf (buf, sizeof(buf), _("%d"), (c + 1));
return buf;
+
}
return "";
}
}
+bool
+IO::connected () const
+{
+ /* do we have any connections at all? */
+
+ for (PortSet::const_iterator p = _ports.begin(); p != _ports.end(); ++p) {
+ if (p->connected()) {
+ return true;
+ }
+ }
+
+ return false;
+}
+
bool
IO::connected_to (boost::shared_ptr<const IO> other) const
{
if (!other) {
- /* do we have any connections at all? */
-
- for (PortSet::const_iterator p = _ports.begin(); p != _ports.end(); ++p) {
- if (p->connected()) {
- return true;
- }
- }
-
- return false;
+ return connected ();
}
assert (_direction != other->direction());
}
void
-IO::process_input (boost::shared_ptr<Processor> proc, sframes_t start_frame, sframes_t end_frame, nframes_t nframes)
+IO::process_input (boost::shared_ptr<Processor> proc, framepos_t start_frame, framepos_t end_frame, nframes_t nframes)
{
BufferSet bufs;
/* don't read the data into new buffers - just use the port buffers directly */
bufs.attach_buffers (_ports, nframes, 0);
- proc->run (bufs, start_frame, end_frame, nframes);
+ proc->run (bufs, start_frame, end_frame, nframes, true);
}
void
return 0;
}
+
+bool
+IO::physically_connected () const
+{
+ for (PortSet::const_iterator i = _ports.begin(); i != _ports.end(); ++i) {
+ if (i->physically_connected()) {
+ return true;
+ }
+ }
+
+ return false;
+}