#include "libardour-config.h"
#endif
-#include <stdexcept>
-
+#ifndef PLATFORM_WINDOWS
#include <jack/weakjack.h> // so that we can test for new functions at runtime
+#endif
-#include "pbd/error.h"
#include "pbd/compose.h"
+#include "pbd/error.h"
+#include "pbd/failed_constructor.h"
+#include "ardour/audioengine.h"
#include "ardour/debug.h"
#include "ardour/port.h"
-#include "ardour/audioengine.h"
-#include "pbd/failed_constructor.h"
#include "i18n.h"
using namespace ARDOUR;
using namespace PBD;
+PBD::Signal2<void,boost::shared_ptr<Port>, boost::shared_ptr<Port> > Port::PostDisconnect;
+PBD::Signal0<void> Port::PortDrop;
+
AudioEngine* Port::_engine = 0;
bool Port::_connecting_blocked = false;
pframes_t Port::_global_port_buffer_offset = 0;
}
if ((_jack_port = jack_port_register (_engine->jack (), _name.c_str (), t.to_jack_type (), _flags, 0)) == 0) {
- cerr << "Failed to register JACK port, reason is unknown from here\n";
+ cerr << "Failed to register JACK port \"" << _name << "\", reason is unknown from here\n";
throw failed_constructor ();
}
+
+ PortDrop.connect_same_thread (drop_connection, boost::bind (&Port::drop, this));
}
/** Port destructor */
Port::~Port ()
{
- if (_engine->jack ()) {
- jack_port_unregister (_engine->jack (), _jack_port);
+ drop ();
+}
+
+void
+Port::drop ()
+{
+ if (_jack_port) {
+ if (_engine->jack ()) {
+ jack_port_unregister (_engine->jack (), _jack_port);
+ }
+ _jack_port = 0;
}
}
jack_port_disconnect (_engine->jack(), _jack_port);
_connections.clear ();
+ /* a cheaper, less hacky way to do boost::shared_from_this() ...
+ */
+ boost::shared_ptr<Port> pself = _engine->get_port_by_name (name());
+ PostDisconnect (pself, boost::shared_ptr<Port>()); // emit signal
+
return 0;
}
Port::connected_to (std::string const & o) const
{
if (!_engine->connected()) {
- /* in some senses, this answer isn't the right one all the time,
+ /* in some senses, this answer isn't the right one all the time,
because we know about our connections and will re-establish
them when we reconnect to JACK.
*/
c.push_back (jc[i]);
++n;
}
-
- jack_free (jc);
+
+ if (jack_free) {
+ jack_free (jc);
+ } else {
+ free (jc);
+ }
}
}
int
Port::disconnect (std::string const & other)
{
- std::string const other_shrt = _engine->make_port_name_non_relative (other);
- std::string const this_shrt = _engine->make_port_name_non_relative (_name);
+ std::string const other_fullname = _engine->make_port_name_non_relative (other);
+ std::string const this_fullname = _engine->make_port_name_non_relative (_name);
int r = 0;
if (sends_output ()) {
- r = jack_disconnect (_engine->jack (), this_shrt.c_str (), other_shrt.c_str ());
+ r = jack_disconnect (_engine->jack (), this_fullname.c_str (), other_fullname.c_str ());
} else {
- r = jack_disconnect (_engine->jack (), other_shrt.c_str (), this_shrt.c_str ());
+ r = jack_disconnect (_engine->jack (), other_fullname.c_str (), this_fullname.c_str ());
}
if (r == 0) {
_connections.erase (other);
}
+ /* a cheaper, less hacky way to do boost::shared_from_this() ...
+ */
+ boost::shared_ptr<Port> pself = _engine->get_port_by_name (name());
+ boost::shared_ptr<Port> pother = _engine->get_port_by_name (other);
+
+ if (pself && pother) {
+ /* Disconnecting from another Ardour port: need to allow
+ a check on whether this may affect anything that we
+ need to know about.
+ */
+ PostDisconnect (pself, pother); // emit signal
+ }
+
return r;
}
}
void
-Port::ensure_monitor_input (bool yn)
+Port::ensure_jack_monitors_input (bool yn)
{
jack_port_ensure_monitor (_jack_port, yn);
}
bool
-Port::monitoring_input () const
+Port::jack_monitoring_input () const
{
return jack_port_monitoring_input (_jack_port);
}
}
void
-Port::cycle_start (pframes_t nframes)
+Port::cycle_start (pframes_t)
{
_port_buffer_offset = 0;
}
{
_port_buffer_offset += nframes;
}
-
+
void
Port::set_public_latency_range (jack_latency_range_t& range, bool playback) const
{
if (!jack_port_set_latency_range) {
return;
}
-
+
DEBUG_TRACE (DEBUG::Latency,
string_compose ("SET PORT %1 %4 PUBLIC latency now [%2 - %3]\n",
name(), range.min, range.max,
DEBUG_TRACE (DEBUG::Latency, string_compose (
"SET PORT %1 playback PRIVATE latency now [%2 - %3]\n",
name(),
- _private_playback_latency.min,
+ _private_playback_latency.min,
_private_playback_latency.max));
} else {
_private_capture_latency = range;
DEBUG_TRACE (DEBUG::Latency, string_compose (
"SET PORT %1 capture PRIVATE latency now [%2 - %3]\n",
- name(),
- _private_capture_latency.min,
+ name(),
+ _private_capture_latency.min,
_private_capture_latency.max));
}
if (playback) {
DEBUG_TRACE (DEBUG::Latency, string_compose (
"GET PORT %1 playback PRIVATE latency now [%2 - %3]\n",
- name(),
- _private_playback_latency.min,
- _private_playback_latency.max));
+ name(),
+ _private_playback_latency.min,
+ _private_playback_latency.max));
return _private_playback_latency;
} else {
DEBUG_TRACE (DEBUG::Latency, string_compose (
"GET PORT %1 capture PRIVATE latency now [%2 - %3]\n",
- name(),
- _private_playback_latency.min,
+ name(),
+ _private_playback_latency.min,
_private_playback_latency.max));
return _private_capture_latency;
}
}
jack_latency_range_t
-Port::public_latency_range (bool playback) const
+Port::public_latency_range (bool /*playback*/) const
{
jack_latency_range_t r;
- jack_port_get_latency_range (_jack_port,
+ jack_port_get_latency_range (_jack_port,
sends_output() ? JackPlaybackLatency : JackCaptureLatency,
&r);
DEBUG_TRACE (DEBUG::Latency, string_compose (
- "GET PORT %1: %4 PUBLIC latency range %2 .. %3\n",
+ "GET PORT %1: %4 PUBLIC latency range %2 .. %3\n",
name(), r.min, r.max,
sends_output() ? "PLAYBACK" : "CAPTURE"));
return r;
vector<string> connections;
jack_client_t* jack = _engine->jack();
-
+
if (!jack) {
range.min = 0;
range.max = 0;
get_connections (connections);
if (!connections.empty()) {
-
+
range.min = ~((jack_nframes_t) 0);
range.max = 0;
for (vector<string>::const_iterator c = connections.begin();
c != connections.end(); ++c) {
- jack_port_t* remote_port = jack_port_by_name (_engine->jack(), (*c).c_str());
- jack_latency_range_t lr;
-
- if (remote_port) {
- jack_port_get_latency_range (
- remote_port,
- (playback ? JackPlaybackLatency : JackCaptureLatency),
- &lr);
-
- 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);
- }
+ jack_latency_range_t lr;
+
+ if (!AudioEngine::instance()->port_is_mine (*c)) {
+
+ /* port belongs to some other JACK client, use
+ * JACK to lookup its latency information.
+ */
+
+ jack_port_t* remote_port = jack_port_by_name (_engine->jack(), (*c).c_str());
+
+ if (remote_port) {
+ jack_port_get_latency_range (
+ remote_port,
+ (playback ? JackPlaybackLatency : JackCaptureLatency),
+ &lr);
+
+ 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);
+ }
+
+ } 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 ? JackPlaybackLatency : JackCaptureLatency));
+ 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 {
int const r = jack_port_set_name (_jack_port, n.c_str());
if (r == 0) {
+ _engine->port_renamed (_name, n);
_name = n;
}
+
return r;
}
void
-Port::request_monitor_input (bool yn)
+Port::request_jack_monitors_input (bool yn)
{
jack_port_request_monitor (_jack_port, yn);
}
for (int i = 0; jc[i]; ++i) {
jack_port_t* port = jack_port_by_name (_engine->jack(), jc[i]);
-
+
if (port && (jack_port_flags (port) & JackPortIsPhysical)) {
- jack_free (jc);
+ if (jack_free) {
+ jack_free (jc);
+ } else {
+ free (jc);
+ }
return true;
}
}
-
- jack_free (jc);
+ if (jack_free) {
+ jack_free (jc);
+ } else {
+ free (jc);
+ }
}
return false;
projects / ardour.git / blobdiff