X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=libs%2Fardour%2Fsend.cc;h=ebe8c46c8f9f0061e981f02ef361ae1a807a0d39;hb=8882ef79d3b4a536daa00e3a20e2c50e0c49bbe8;hp=ad66f7379663a75183b5d7a185de12fec66586c5;hpb=6e9b9294e1e7a22f31eabbafa39cee5844b3449a;p=ardour.git diff --git a/libs/ardour/send.cc b/libs/ardour/send.cc index ad66f73796..ebe8c46c8f 100644 --- a/libs/ardour/send.cc +++ b/libs/ardour/send.cc @@ -1,5 +1,5 @@ /* - Copyright (C) 2000 Paul Davis + Copyright (C) 2000 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 @@ -17,89 +17,193 @@ */ +#include #include #include "pbd/xml++.h" +#include "pbd/boost_debug.h" #include "ardour/amp.h" -#include "ardour/send.h" -#include "ardour/session.h" -#include "ardour/port.h" -#include "ardour/audio_port.h" #include "ardour/buffer_set.h" -#include "ardour/meter.h" -#include "ardour/panner.h" +#include "ardour/debug.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" +namespace ARDOUR { +class AutomationControl; +class MuteMaster; +class Pannable; +} + using namespace ARDOUR; using namespace PBD; +using namespace std; -Send::Send (Session& s, boost::shared_ptr mm) - : Delivery (s, mm, string_compose (_("send %1"), (_bitslot = s.next_send_id()) + 1), Delivery::Send) - , _metering (false) +string +Send::name_and_id_new_send (Session& s, Role r, uint32_t& bitslot, bool ignore_bitslot) { - _amp.reset (new Amp (_session, _mute_master)); - _meter.reset (new PeakMeter (_session)); + if (ignore_bitslot) { + /* this happens during initial construction of sends from XML, + before they get ::set_state() called. lets not worry about + it. + */ + bitslot = 0; + return string (); + } + + switch (r) { + case Delivery::Aux: + return string_compose (_("aux %1"), (bitslot = s.next_aux_send_id ()) + 1); + case Delivery::Listen: + return _("listen"); // no ports, no need for numbering + case Delivery::Send: + return string_compose (_("send %1"), (bitslot = s.next_send_id ()) + 1); + default: + fatal << string_compose (_("programming error: send created using role %1"), enum_2_string (r)) << endmsg; + abort(); /*NOTREACHED*/ + return string(); + } - ProcessorCreated (this); /* EMIT SIGNAL */ } -Send::Send (Session& s, boost::shared_ptr mm, const XMLNode& node) - : Delivery (s, mm, "send", Delivery::Send) +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) { - _amp.reset (new Amp (_session, _mute_master)); - _meter.reset (new PeakMeter (_session)); - - if (set_state (node)) { - throw failed_constructor(); + if (_role == Listen) { + /* we don't need to do this but it keeps things looking clean + in a debugger. _bitslot is not used by listen sends. + */ + _bitslot = 0; } - ProcessorCreated (this); /* EMIT SIGNAL */ + //boost_debug_shared_ptr_mark_interesting (this, "send"); + + 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())); + + _delayline.reset (new DelayLine (_session, 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 () { - GoingAway (); + _session.unmark_send_id (_bitslot); +} + +void +Send::activate () +{ + _amp->activate (); + _meter->activate (); + + Processor::activate (); +} + +void +Send::deactivate () +{ + _amp->deactivate (); + _meter->deactivate (); + _meter->reset (); + + Processor::deactivate (); +} + +void +Send::set_delay_in(framecnt_t delay) +{ + if (!_delayline) return; + if (_delay_in == delay) { + return; + } + _delay_in = delay; + + DEBUG_TRACE (DEBUG::LatencyCompensation, + string_compose ("Send::set_delay_in(%1) + %2 = %3\n", + delay, _delay_out, _delay_out + _delay_in)); + _delayline.get()->set_delay(_delay_out + _delay_in); } void -Send::run (BufferSet& bufs, sframes_t start_frame, sframes_t end_frame, nframes_t nframes) +Send::set_delay_out(framecnt_t delay) { - if (!_active || _output->n_ports() == ChanCount::ZERO) { + if (!_delayline) return; + if (_delay_out == delay) { + return; + } + _delay_out = delay; + DEBUG_TRACE (DEBUG::LatencyCompensation, + string_compose ("Send::set_delay_out(%1) + %2 = %3\n", + delay, _delay_in, _delay_out + _delay_in)); + _delayline.get()->set_delay(_delay_out + _delay_in); +} + +void +Send::run (BufferSet& bufs, framepos_t start_frame, framepos_t end_frame, pframes_t nframes, bool) +{ + if (_output->n_ports() == ChanCount::ZERO) { + _meter->reset (); + _active = _pending_active; + return; + } + + if (!_active && !_pending_active) { _meter->reset (); + _output->silence (nframes); + _active = _pending_active; return; } // we have to copy the input, because deliver_output() may alter the buffers // in-place, which a send must never do. - + BufferSet& sendbufs = _session.get_mix_buffers (bufs.count()); sendbufs.read_from (bufs, nframes); assert(sendbufs.count() == bufs.count()); /* gain control */ - // Can't automate gain for sends or returns yet because we need different buffers - // so that we don't overwrite the main automation data for the route amp - // _amp->setup_gain_automation (start_frame, end_frame, nframes); - _amp->run (sendbufs, start_frame, end_frame, nframes); + _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); + + _delayline->run (sendbufs, start_frame, end_frame, nframes, true); /* deliver to outputs */ - Delivery::run (sendbufs, start_frame, end_frame, nframes); + Delivery::run (sendbufs, start_frame, end_frame, nframes, true); /* consider metering */ - + if (_metering) { if (_amp->gain_control()->get_value() == 0) { _meter->reset(); } else { - _meter->run (*_output_buffers, start_frame, end_frame, nframes); + _meter->run (*_output_buffers, start_frame, end_frame, nframes, true); } } + + /* _active was set to _pending_active by Delivery::run() */ } XMLNode& @@ -109,93 +213,214 @@ Send::get_state(void) } XMLNode& -Send::state(bool full) +Send::state (bool full) { - XMLNode& node = IOProcessor::state(full); + XMLNode& node = Delivery::state(full); char buf[32]; + node.add_property ("type", "send"); snprintf (buf, sizeof (buf), "%" PRIu32, _bitslot); - node.add_property ("bitslot", buf); + + if (_role != Listen) { + node.add_property ("bitslot", buf); + } + + node.add_property("selfdestruct", _remove_on_disconnect ? "yes" : "no"); + + node.add_child_nocopy (_amp->state (full)); return node; } int -Send::set_state(const XMLNode& node) +Send::set_state (const XMLNode& node, int version) { - XMLNodeList nlist = node.children(); - XMLNodeIterator niter; + if (version < 3000) { + return set_state_2X (node, version); + } + const XMLProperty* prop; - if ((prop = node.property ("bitslot")) == 0) { - _bitslot = _session.next_send_id(); - } else { - sscanf (prop->value().c_str(), "%" PRIu32, &_bitslot); - _session.mark_send_id (_bitslot); + Delivery::set_state (node, version); + + if (node.property ("ignore-bitslot") == 0) { + + /* 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) { + _bitslot = _session.next_aux_send_id (); + } else if (_role == Delivery::Send) { + _bitslot = _session.next_send_id (); + } else { + // bitslot doesn't matter but make it zero anyway + _bitslot = 0; + } + } else { + if (_role == Delivery::Aux) { + _session.unmark_aux_send_id (_bitslot); + sscanf (prop->value().c_str(), "%" PRIu32, &_bitslot); + _session.mark_aux_send_id (_bitslot); + } else if (_role == Delivery::Send) { + _session.unmark_send_id (_bitslot); + sscanf (prop->value().c_str(), "%" PRIu32, &_bitslot); + _session.mark_send_id (_bitslot); + } else { + // bitslot doesn't matter but make it zero anyway + _bitslot = 0; + } + } + } + + if ((prop = node.property (X_("selfdestruct"))) != 0) { + _remove_on_disconnect = string_is_affirmative (prop->value()); + } + + XMLNodeList nlist = node.children(); + for (XMLNodeIterator i = nlist.begin(); i != nlist.end(); ++i) { + if ((*i)->name() == X_("Processor")) { + _amp->set_state (**i, version); + } + } + + return 0; +} + +int +Send::set_state_2X (const XMLNode& node, int /* version */) +{ + /* use the IO's name for the name of the send */ + XMLNodeList const & children = node.children (); + + XMLNodeList::const_iterator i = children.begin(); + while (i != children.end() && (*i)->name() != X_("Redirect")) { + ++i; } - const XMLNode* insert_node = &node; + if (i == children.end()) { + return -1; + } + + XMLNodeList const & grand_children = (*i)->children (); + XMLNodeList::const_iterator j = grand_children.begin (); + while (j != grand_children.end() && (*j)->name() != X_("IO")) { + ++j; + } - /* XXX need to load automation state & data for amp */ - - Delivery::set_state (*insert_node); + if (j == grand_children.end()) { + return -1; + } + + XMLProperty const * prop = (*j)->property (X_("name")); + if (!prop) { + return -1; + } + + set_name (prop->value ()); return 0; } bool -Send::can_support_io_configuration (const ChanCount& in, ChanCount& out) const +Send::can_support_io_configuration (const ChanCount& in, ChanCount& out) { - if (_output->n_ports() == ChanCount::ZERO) { + /* sends have no impact at all on the channel configuration of the + streams passing through the route. so, out == in. + */ - /* not configured yet, we can support anything */ + out = in; + return true; +} - out = in; - return true; /* we can support anything the first time we're asked */ +/** Caller must hold process lock */ +bool +Send::configure_io (ChanCount in, ChanCount out) +{ + if (!_amp->configure_io (in, out)) { + return false; + } - } else { + if (!Processor::configure_io (in, out)) { + return false; + } - /* for a send, processor input corresponds to IO output */ + if (!_meter->configure_io (ChanCount (DataType::AUDIO, pan_outs()), ChanCount (DataType::AUDIO, pan_outs()))) { + return false; + } - out = in; - return true; + if (_delayline && !_delayline->configure_io(in, out)) { + cerr << "send delayline config failed\n"; + return false; } - return false; + reset_panner (); + + return true; } -/** Set up the XML description of a send so that its name is unique. - * @param state XML send state. - * @param session Session. - */ void -Send::make_unique (XMLNode &state, Session &session) +Send::panshell_changed () { - uint32_t const bitslot = session.next_send_id() + 1; + _meter->configure_io (ChanCount (DataType::AUDIO, pan_outs()), ChanCount (DataType::AUDIO, pan_outs())); +} - char buf[32]; - snprintf (buf, sizeof (buf), "%" PRIu32, bitslot); - state.property("bitslot")->set_value (buf); +bool +Send::set_name (const string& new_name) +{ + string unique_name; + + if (_role == Delivery::Send) { + char buf[32]; + + /* rip any existing numeric part of the name, and append the bitslot + */ + + string::size_type last_letter = new_name.find_last_not_of ("0123456789"); + + if (last_letter != string::npos) { + unique_name = new_name.substr (0, last_letter + 1); + } else { + unique_name = new_name; + } - std::string const name = string_compose (_("send %1"), bitslot); - - state.property("name")->set_value (name); + snprintf (buf, sizeof (buf), "%u", (_bitslot + 1)); + unique_name += buf; - XMLNode* io = state.child ("IO"); - if (io) { - io->property("name")->set_value (name); + } else { + unique_name = new_name; } + + return Delivery::set_name (unique_name); } bool -Send::set_name (const std::string& new_name) +Send::display_to_user () const { - char buf[32]; - std::string unique_name; + /* we ignore Deliver::_display_to_user */ - snprintf (buf, sizeof (buf), "%u", _bitslot); - unique_name = new_name; - unique_name += buf; + if (_role == Listen) { + /* don't make the monitor/control/listen send visible */ + return false; + } - return Delivery::set_name (unique_name); + return true; +} + +string +Send::value_as_string (boost::shared_ptr ac) const +{ + return _amp->value_as_string (ac); +} + +void +Send::snd_output_changed (IOChange change, void* /*src*/) +{ + if (change.type & IOChange::ConnectionsChanged) { + if (!_output->connected() && _remove_on_disconnect) { + _remove_on_disconnect = false; + SelfDestruct (); /* EMIT SIGNAL */ + } + } }