X-Git-Url: https://git.carlh.net/gitweb/?a=blobdiff_plain;f=libs%2Fardour%2Fsend.cc;h=a9b8f2b135c2dfaadb1507ba16f7eb88ff5c7b07;hb=5fa05b403ca21a6573d07b921dc14f0769dc9fc7;hp=1664f42b354f0668755d2d977575a7a7aa50ec16;hpb=37b1f5017e904005fae6b815b1519b3fa595d8d3;p=ardour.git diff --git a/libs/ardour/send.cc b/libs/ardour/send.cc index 1664f42b35..a9b8f2b135 100644 --- a/libs/ardour/send.cc +++ b/libs/ardour/send.cc @@ -21,17 +21,20 @@ #include #include "pbd/xml++.h" -#include "pbd/boost_debug.h" #include "ardour/amp.h" -#include "ardour/send.h" -#include "ardour/session.h" +#include "ardour/boost_debug.h" #include "ardour/buffer_set.h" -#include "ardour/meter.h" +#include "ardour/debug.h" +#include "ardour/delayline.h" +#include "ardour/gain_control.h" #include "ardour/io.h" +#include "ardour/meter.h" #include "ardour/panner_shell.h" +#include "ardour/send.h" +#include "ardour/session.h" -#include "i18n.h" +#include "pbd/i18n.h" namespace ARDOUR { class AutomationControl; @@ -43,11 +46,13 @@ using namespace ARDOUR; using namespace PBD; using namespace std; +PBD::Signal0 Send::ChangedLatency; + string -Send::name_and_id_new_send (Session& s, Role r, uint32_t& bitslot) +Send::name_and_id_new_send (Session& s, Role r, uint32_t& bitslot, bool ignore_bitslot) { - if (r == Role (0)) { - /* this happens during initial construction of sends from XML, + if (ignore_bitslot) { + /* this happens during initial construction of sends from XML, before they get ::set_state() called. lets not worry about it. */ @@ -62,17 +67,22 @@ Send::name_and_id_new_send (Session& s, Role r, uint32_t& bitslot) return _("listen"); // no ports, no need for numbering case Delivery::Send: return string_compose (_("send %1"), (bitslot = s.next_send_id ()) + 1); + case Delivery::Foldback: + return string_compose (_("foldback %1"), (bitslot = s.next_aux_send_id ()) + 1); default: fatal << string_compose (_("programming error: send created using role %1"), enum_2_string (r)) << endmsg; - /*NOTREACHED*/ + abort(); /*NOTREACHED*/ return string(); } - + } -Send::Send (Session& s, boost::shared_ptr p, boost::shared_ptr mm, Role r) - : Delivery (s, p, mm, name_and_id_new_send (s, r, _bitslot), r) +Send::Send (Session& s, boost::shared_ptr p, boost::shared_ptr mm, Role r, bool ignore_bitslot) + : Delivery (s, p, mm, name_and_id_new_send (s, r, _bitslot, ignore_bitslot), r) , _metering (false) + , _delay_in (0) + , _delay_out (0) + , _remove_on_disconnect (false) { if (_role == Listen) { /* we don't need to do this but it keeps things looking clean @@ -83,19 +93,27 @@ Send::Send (Session& s, boost::shared_ptr p, boost::shared_ptr gl (new AutomationList (Evoral::Parameter (GainAutomation))); + _gain_control = boost::shared_ptr (new GainControl (_session, Evoral::Parameter(GainAutomation), gl)); + add_control (_gain_control); + + _amp.reset (new Amp (_session, _("Fader"), _gain_control, true)); _meter.reset (new PeakMeter (_session, name())); - add_control (_amp->gain_control ()); + _send_delay.reset (new DelayLine (_session, "Send-" + name())); + _thru_delay.reset (new DelayLine (_session, "Thru-" + name())); if (panner_shell()) { panner_shell()->Changed.connect_same_thread (*this, boost::bind (&Send::panshell_changed, this)); } + if (_output) { + _output->changed.connect_same_thread (*this, boost::bind (&Send::snd_output_changed, this, _1, _2)); + } } Send::~Send () { - _session.unmark_send_id (_bitslot); + _session.unmark_send_id (_bitslot); } void @@ -117,8 +135,84 @@ Send::deactivate () Processor::deactivate (); } +samplecnt_t +Send::signal_latency () const +{ + if (!_pending_active) { + return 0; + } + if (_user_latency) { + return _user_latency; + } + if (_delay_out > _delay_in) { + return _delay_out - _delay_in; + } + return 0; +} + +void +Send::update_delaylines () +{ + if (_role == Listen) { + /* Don't align monitor-listen (just yet). + * They're present on each route, may change positions + * and could potentially signficiantly increase worst-case + * Latency: In PFL mode all tracks/busses would additionally be + * aligned at PFL position. + * + * We should only align active monitor-sends when at least one is active. + */ + return; + } + + bool changed; + if (_delay_out > _delay_in) { + changed = _thru_delay->set_delay(_delay_out - _delay_in); + _send_delay->set_delay(0); + } else { + changed = _thru_delay->set_delay(0); + _send_delay->set_delay(_delay_in - _delay_out); + } + + if (changed) { + // TODO -- ideally postpone for effective no-op changes + // (in case both _delay_out and _delay_in are changed by the + // same amount in a single latency-update cycle). + ChangedLatency (); /* EMIT SIGNAL */ + } +} + +void +Send::set_delay_in (samplecnt_t delay) +{ + if (_delay_in == delay) { + return; + } + _delay_in = delay; + + DEBUG_TRACE (DEBUG::LatencyCompensation, + string_compose ("Send::set_delay_in %1: (%2) - %3 = %4\n", + name (), _delay_in, _delay_out, _delay_in - _delay_out)); + + update_delaylines (); +} + void -Send::run (BufferSet& bufs, framepos_t start_frame, framepos_t end_frame, pframes_t nframes, bool) +Send::set_delay_out (samplecnt_t delay) +{ + if (_delay_out == delay) { + return; + } + _delay_out = delay; + DEBUG_TRACE (DEBUG::LatencyCompensation, + string_compose ("Send::set_delay_out %1: %2 - (%3) = %4\n", + name (), _delay_in, _delay_out, _delay_in - _delay_out)); + + update_delaylines (); +} + +void +Send::run (BufferSet& bufs, samplepos_t start_sample, samplepos_t end_sample, double speed, pframes_t nframes, bool) { if (_output->n_ports() == ChanCount::ZERO) { _meter->reset (); @@ -143,12 +237,14 @@ Send::run (BufferSet& bufs, framepos_t start_frame, framepos_t end_frame, pframe /* gain control */ _amp->set_gain_automation_buffer (_session.send_gain_automation_buffer ()); - _amp->setup_gain_automation (start_frame, end_frame, nframes); - _amp->run (sendbufs, start_frame, end_frame, nframes, true); + _amp->setup_gain_automation (start_sample, end_sample, nframes); + _amp->run (sendbufs, start_sample, end_sample, speed, nframes, true); + + _send_delay->run (sendbufs, start_sample, end_sample, speed, nframes, true); /* deliver to outputs */ - Delivery::run (sendbufs, start_frame, end_frame, nframes, true); + Delivery::run (sendbufs, start_sample, end_sample, speed, nframes, true); /* consider metering */ @@ -156,33 +252,29 @@ Send::run (BufferSet& bufs, framepos_t start_frame, framepos_t end_frame, pframe if (_amp->gain_control()->get_value() == 0) { _meter->reset(); } else { - _meter->run (*_output_buffers, start_frame, end_frame, nframes, true); + _meter->run (*_output_buffers, start_sample, end_sample, speed, nframes, true); } } - /* _active was set to _pending_active by Delivery::run() */ -} + _thru_delay->run (bufs, start_sample, end_sample, speed, nframes, true); -XMLNode& -Send::get_state(void) -{ - return state (true); + /* _active was set to _pending_active by Delivery::run() */ } XMLNode& -Send::state (bool full) +Send::state () { - XMLNode& node = Delivery::state(full); - char buf[32]; + XMLNode& node = Delivery::state (); - node.add_property ("type", "send"); - snprintf (buf, sizeof (buf), "%" PRIu32, _bitslot); + node.set_property ("type", "send"); if (_role != Listen) { - node.add_property ("bitslot", buf); + node.set_property ("bitslot", _bitslot); } - node.add_child_nocopy (_amp->state (full)); + node.set_property ("selfdestruct", _remove_on_disconnect); + + node.add_child_nocopy (_amp->get_state ()); return node; } @@ -194,7 +286,7 @@ Send::set_state (const XMLNode& node, int version) return set_state_2X (node, version); } - const XMLProperty* prop; + XMLProperty const * prop; Delivery::set_state (node, version); @@ -203,9 +295,9 @@ Send::set_state (const XMLNode& node, int version) /* don't try to reset bitslot if there is a node for it already: this can cause issues with the session's accounting of send ID's */ - + if ((prop = node.property ("bitslot")) == 0) { - if (_role == Delivery::Aux) { + if (_role == Delivery::Aux || _role == Delivery::Foldback) { _bitslot = _session.next_aux_send_id (); } else if (_role == Delivery::Send) { _bitslot = _session.next_send_id (); @@ -214,13 +306,13 @@ Send::set_state (const XMLNode& node, int version) _bitslot = 0; } } else { - if (_role == Delivery::Aux) { + if (_role == Delivery::Aux || _role == Delivery::Foldback) { _session.unmark_aux_send_id (_bitslot); - sscanf (prop->value().c_str(), "%" PRIu32, &_bitslot); + _bitslot = string_to(prop->value()); _session.mark_aux_send_id (_bitslot); } else if (_role == Delivery::Send) { _session.unmark_send_id (_bitslot); - sscanf (prop->value().c_str(), "%" PRIu32, &_bitslot); + _bitslot = string_to(prop->value()); _session.mark_send_id (_bitslot); } else { // bitslot doesn't matter but make it zero anyway @@ -228,7 +320,9 @@ Send::set_state (const XMLNode& node, int version) } } } - + + node.get_property (X_("selfdestruct"), _remove_on_disconnect); + XMLNodeList nlist = node.children(); for (XMLNodeIterator i = nlist.begin(); i != nlist.end(); ++i) { if ((*i)->name() == X_("Processor")) { @@ -236,6 +330,9 @@ Send::set_state (const XMLNode& node, int version) } } + _send_delay->set_name ("Send-" + name()); + _thru_delay->set_name ("Thru-" + name()); + return 0; } @@ -301,6 +398,14 @@ Send::configure_io (ChanCount in, ChanCount out) return false; } + if (!_thru_delay->configure_io (in, out)) { + return false; + } + + if (!_send_delay->configure_io (ChanCount (DataType::AUDIO, pan_outs()), ChanCount (DataType::AUDIO, pan_outs()))) { + return false; + } + reset_panner (); return true; @@ -346,18 +451,21 @@ Send::display_to_user () const { /* we ignore Deliver::_display_to_user */ - if (_role == Listen) { - /* don't make the monitor/control/listen send visible */ + if (_role == Listen || _role == Foldback) { + /* don't make the monitor/control/listen send visible */ return false; } return true; } -string -Send::value_as_string (boost::shared_ptr ac) const +void +Send::snd_output_changed (IOChange change, void* /*src*/) { - return _amp->value_as_string (ac); + if (change.type & IOChange::ConnectionsChanged) { + if (!_output->connected() && _remove_on_disconnect) { + _remove_on_disconnect = false; + SelfDestruct (); /* EMIT SIGNAL */ + } + } } - -