#include "ardour/port.h"
#include "ardour/port_engine.h"
-#include "i18n.h"
+#include "pbd/i18n.h"
using namespace std;
using namespace ARDOUR;
PBD::Signal2<void,boost::shared_ptr<Port>, boost::shared_ptr<Port> > Port::PostDisconnect;
PBD::Signal0<void> Port::PortDrop;
+PBD::Signal0<void> Port::PortSignalDrop;
bool Port::_connecting_blocked = false;
pframes_t Port::_global_port_buffer_offset = 0;
pframes_t Port::_cycle_nframes = 0;
+double Port::_speed_ratio = 1.0;
std::string Port::state_node_name = X_("Port");
+const uint32_t Port::_resampler_quality = 12;
/* a handy define to shorten what would otherwise be a needlessly verbose
* repeated phrase
/** @param n Port short name */
Port::Port (std::string const & n, DataType t, PortFlags f)
- : _port_buffer_offset (0)
- , _name (n)
+ : _name (n)
, _flags (f)
- , _last_monitor (false)
+ , _last_monitor (false)
+ , _externally_connected (0)
{
_private_playback_latency.min = 0;
_private_playback_latency.max = 0;
assert (_name.find_first_of (':') == std::string::npos);
- if ((_port_handle = port_engine.register_port (_name, t, _flags)) == 0) {
+ if (!port_engine.available ()) {
+ DEBUG_TRACE (DEBUG::Ports, string_compose ("port-engine n/a postpone registering %1\n", name()));
+ _port_handle = 0; // created during ::reestablish() later
+ } else if ((_port_handle = port_engine.register_port (_name, t, _flags)) == 0) {
cerr << "Failed to register port \"" << _name << "\", reason is unknown from here\n";
throw failed_constructor ();
}
-
+ DEBUG_TRACE (DEBUG::Ports, string_compose ("registed port %1 handle %2\n", name(), _port_handle));
+
PortDrop.connect_same_thread (drop_connection, boost::bind (&Port::drop, this));
+ PortSignalDrop.connect_same_thread (drop_connection, boost::bind (&Port::signal_drop, this));
+ port_manager->PortConnectedOrDisconnected.connect_same_thread (engine_connection, boost::bind (&Port::port_connected_or_disconnected, this, _1, _3, _5));
}
/** Port destructor */
drop ();
}
-
std::string
Port::pretty_name(bool fallback_to_name) const
{
return "";
}
+bool
+Port::set_pretty_name(const std::string& n)
+{
+ if (_port_handle) {
+ if (0 == port_engine.set_port_property (_port_handle,
+ "http://jackaudio.org/metadata/pretty-name", n, ""))
+ {
+ return true;
+ }
+ }
+ return false;
+}
+
+void
+Port::signal_drop ()
+{
+ engine_connection.disconnect ();
+}
+
void
Port::drop ()
{
}
}
+void
+Port::port_connected_or_disconnected (boost::weak_ptr<Port> w0, boost::weak_ptr<Port> w1, bool con)
+{
+ if (con) {
+ /* we're only interested in disconnect */
+ return;
+ }
+ boost::shared_ptr<Port> p0 = w0.lock ();
+ boost::shared_ptr<Port> p1 = w1.lock ();
+ /* a cheaper, less hacky way to do boost::shared_from_this() ... */
+ boost::shared_ptr<Port> pself = AudioEngine::instance()->get_port_by_name (name());
+
+ if (p0 == pself) {
+ PostDisconnect (p0, p1); // emit signal
+ }
+ if (p1 == pself) {
+ PostDisconnect (p1, p0); // emit signal
+ }
+}
+
/** @return true if this port is connected to anything */
bool
Port::connected () const
{
if (_port_handle) {
return (port_engine.connected (_port_handle) != 0);
- }
+ }
return false;
}
Port::disconnect_all ()
{
if (_port_handle) {
-
+
+ std::vector<std::string> connections;
+ get_connections (connections);
+
port_engine.disconnect_all (_port_handle);
_connections.clear ();
-
- /* a cheaper, less hacky way to do boost::shared_from_this() ...
+
+ /* a cheaper, less hacky way to do boost::shared_from_this() ...
*/
boost::shared_ptr<Port> pself = port_manager->get_port_by_name (name());
- PostDisconnect (pself, boost::shared_ptr<Port>()); // emit signal
+ for (vector<string>::const_iterator c = connections.begin(); c != connections.end() && pself; ++c) {
+ boost::shared_ptr<Port> pother = AudioEngine::instance()->get_port_by_name (*c);
+ if (pother) {
+ PostDisconnect (pself, pother); // emit signal
+ }
+ }
}
return 0;
Port::connected_to (std::string const & o) const
{
if (!_port_handle) {
- return false;
+ return false;
}
if (!port_engine.available()) {
if (_port_handle) {
return port_engine.get_connections (_port_handle, c);
- return c.size();
}
return 0;
_connections.erase (other);
}
- /* a cheaper, less hacky way to do boost::shared_from_this() ...
- */
+ /* a cheaper, less hacky way to do boost::shared_from_this() ... */
boost::shared_ptr<Port> pself = AudioEngine::instance()->get_port_by_name (name());
boost::shared_ptr<Port> pother = AudioEngine::instance()->get_port_by_name (other);
a check on whether this may affect anything that we
need to know about.
*/
- PostDisconnect (pself, pother); // emit signal
+ PostDisconnect (pself, pother); // emit signal
}
return r;
void
Port::cycle_start (pframes_t)
{
- _port_buffer_offset = 0;
}
void
-Port::increment_port_buffer_offset (pframes_t nframes)
-{
- _port_buffer_offset += nframes;
-}
-
-void
-Port::set_public_latency_range (LatencyRange& range, bool playback) const
+Port::set_public_latency_range (LatencyRange const& range, bool playback) const
{
/* this sets the visible latency that the rest of the port system
sees. because we do latency compensation, all (most) of our visible
(playback ? "PLAYBACK" : "CAPTURE")));;
if (_port_handle) {
- port_engine.set_latency_range (_port_handle, playback, range);
+ LatencyRange r (range);
+ if (externally_connected ()) {
+#if 0
+ r.min *= _speed_ratio;
+ r.max *= _speed_ratio;
+#endif
+ r.min += (_resampler_quality - 1);
+ r.max += (_resampler_quality - 1);
+ }
+ port_engine.set_latency_range (_port_handle, playback, r);
}
}
if (_port_handle) {
r = port_engine.get_latency_range (_port_handle, sends_output() ? true : false);
-
+ if (externally_connected ()) {
+#if 0
+ r.min /= _speed_ratio;
+ r.max /= _speed_ratio;
+#endif
+ r.min += (_resampler_quality - 1);
+ r.max += (_resampler_quality - 1);
+ }
+
DEBUG_TRACE (DEBUG::Latency, string_compose (
"GET PORT %1: %4 PUBLIC latency range %2 .. %3\n",
name(), r.min, r.max,
DEBUG_TRACE (DEBUG::Latency, string_compose ("%1: %2 connections to check for latency range\n", name(), connections.size()));
for (vector<string>::const_iterator c = connections.begin();
- c != connections.end(); ++c) {
+ c != connections.end(); ++c) {
- LatencyRange lr;
+ LatencyRange lr;
- if (!AudioEngine::instance()->port_is_mine (*c)) {
+ if (!AudioEngine::instance()->port_is_mine (*c)) {
- /* port belongs to some other port-system client, use
- * the port engine to lookup its latency information.
- */
+ /* port belongs to some other port-system client, use
+ * the port engine to lookup its latency information.
+ */
PortEngine::PortHandle remote_port = port_engine.get_port_by_name (*c);
- if (remote_port) {
- lr = port_engine.get_latency_range (remote_port, playback);
+ if (remote_port) {
+ lr = port_engine.get_latency_range (remote_port, playback);
+ if (externally_connected ()) {
+#if 0
+ lr.min /= _speed_ratio;
+ lr.max /= _speed_ratio;
+#endif
+ lr.min += (_resampler_quality - 1);
+ lr.max += (_resampler_quality - 1);
+ }
- DEBUG_TRACE (DEBUG::Latency, string_compose (
- "\t%1 <-> %2 : latter has latency range %3 .. %4\n",
- name(), *c, lr.min, lr.max));
+ DEBUG_TRACE (DEBUG::Latency, string_compose (
+ "\t%1 <-> %2 : latter has latency range %3 .. %4\n",
+ name(), *c, lr.min, lr.max));
- range.min = min (range.min, lr.min);
- range.max = max (range.max, lr.max);
- }
+ range.min = min (range.min, lr.min);
+ range.max = max (range.max, lr.max);
+ }
} else {
- /* port belongs to this instance of ardour,
- so look up its latency information
- internally, because our published/public
- values already contain our plugin
- latency compensation.
- */
-
- boost::shared_ptr<Port> remote_port = AudioEngine::instance()->get_port_by_name (*c);
- if (remote_port) {
- lr = remote_port->private_latency_range ((playback ? true : false));
- DEBUG_TRACE (DEBUG::Latency, string_compose (
- "\t%1 <-LOCAL-> %2 : latter has latency range %3 .. %4\n",
- name(), *c, lr.min, lr.max));
-
- range.min = min (range.min, lr.min);
- range.max = max (range.max, lr.max);
- }
- }
+ /* port belongs to this instance of ardour,
+ so look up its latency information
+ internally, because our published/public
+ values already contain our plugin
+ latency compensation.
+ */
+
+ boost::shared_ptr<Port> remote_port = AudioEngine::instance()->get_port_by_name (*c);
+ if (remote_port) {
+ lr = remote_port->private_latency_range ((playback ? true : false));
+ DEBUG_TRACE (DEBUG::Latency, string_compose (
+ "\t%1 <-LOCAL-> %2 : latter has latency range %3 .. %4\n",
+ name(), *c, lr.min, lr.max));
+
+ range.min = min (range.min, lr.min);
+ range.max = max (range.max, lr.max);
+ }
+ }
}
} else {
range.max = 0;
}
- DEBUG_TRACE (DEBUG::Latency, string_compose ("%1: final connected latency range [ %2 .. %3 ] \n", name(), range.min, range.max));
+ DEBUG_TRACE (DEBUG::Latency, string_compose ("%1: final connected latency range [ %2 .. %3 ] \n", name(), range.min, range.max));
}
int
return -1;
}
+ DEBUG_TRACE (DEBUG::Ports, string_compose ("Port::reestablish %1 handle %2\n", name(), _port_handle));
+
reset ();
+ port_manager->PortConnectedOrDisconnected.connect_same_thread (engine_connection, boost::bind (&Port::port_connected_or_disconnected, this, _1, _3, _5));
return 0;
}
{
XMLNode* root = new XMLNode (state_node_name);
- root->add_property (X_("name"), AudioEngine::instance()->make_port_name_relative (name()));
+ root->set_property (X_("name"), AudioEngine::instance()->make_port_name_relative (name()));
if (receives_input()) {
- root->add_property (X_("direction"), X_("input"));
+ root->set_property (X_("direction"), X_("input"));
} else {
- root->add_property (X_("direction"), X_("output"));
+ root->set_property (X_("direction"), X_("output"));
}
vector<string> c;
-
+
get_connections (c);
for (vector<string>::const_iterator i = c.begin(); i != c.end(); ++i) {
XMLNode* child = new XMLNode (X_("Connection"));
- child->add_property (X_("other"), *i);
+ child->set_property (X_("other"), *i);
root->add_child_nocopy (*child);
}
int
Port::set_state (const XMLNode& node, int)
{
- const XMLProperty* prop;
-
if (node.name() != state_node_name) {
return -1;
}
- if ((prop = node.property (X_("name"))) != 0) {
- set_name (prop->value());
+ std::string str;
+ if (node.get_property (X_("name"), str)) {
+ set_name (str);
}
const XMLNodeList& children (node.children());
if ((*c)->name() != X_("Connection")) {
continue;
}
-
- if ((prop = (*c)->property (X_("other"))) == 0) {
+
+ if (!(*c)->get_property (X_("other"), str)) {
continue;
}
- _connections.insert (prop->value());
+ _connections.insert (str);
}
return 0;
}
+
+/*static*/ void
+Port::set_speed_ratio (double s) {
+ /* see VMResampler::set_rratio() for min/max range */
+ _speed_ratio = std::min (16.0, std::max (0.5, s));
+}
+
+/*static*/ void
+Port::set_cycle_samplecnt (pframes_t n) {
+ _cycle_nframes = floor (n * _speed_ratio);
+}