X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=libs%2Fardour%2Fsend.cc;h=107cf9862b1fb0c4c1aabc4a9ce68991bc9fd136;hb=ef0c4ed0e6907ff7cc0c9f139495619a9f242ff5;hp=a4db60fc68cab06ecf4792c888d09f9a3792a6a0;hpb=7884727e78f9e2253b2b6d8ef441fa07272fe950;p=ardour.git diff --git a/libs/ardour/send.cc b/libs/ardour/send.cc index a4db60fc68..107cf9862b 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 +17,145 @@ */ +#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/io.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, Role r) - : Delivery (s, mm, string_compose (_("send %1"), (_bitslot = s.next_send_id()) + 1), r) - , _metering (false) +string +Send::name_and_id_new_send (Session& s, Role r, uint32_t& bitslot) { - _amp.reset (new Amp (_session, _mute_master)); - _meter.reset (new PeakMeter (_session)); + if (r == Role (0)) { + /* this happens during initial construction of sends from XML, + before they get ::set_state() called. lets not worry about + it. + */ + bitslot = 0; + return string (); + } - ProcessorCreated (this); /* EMIT SIGNAL */ + 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; + /*NOTREACHED*/ + return string(); + } + } -Send::Send (Session& s, boost::shared_ptr mm, const XMLNode& node, Role r) - : Delivery (s, mm, "send", r) +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) , _metering (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"); + + _amp.reset (new Amp (_session)); + _meter.reset (new PeakMeter (_session, name())); + + add_control (_amp->gain_control ()); } Send::~Send () { - GoingAway (); + _session.unmark_send_id (_bitslot); +} + +void +Send::activate () +{ + _amp->activate (); + _meter->activate (); + + Processor::activate (); } void -Send::run (BufferSet& bufs, sframes_t start_frame, sframes_t end_frame, nframes_t nframes) +Send::deactivate () { - if (!_active || _output->n_ports() == ChanCount::ZERO) { + _amp->deactivate (); + _meter->deactivate (); + _meter->reset (); + + Processor::deactivate (); +} + +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); /* 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& @@ -109,37 +165,106 @@ Send::get_state(void) } XMLNode& -Send::state(bool full) +Send::state (bool 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_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; + } + } + } + + XMLNodeList nlist = node.children(); + for (XMLNodeIterator i = nlist.begin(); i != nlist.end(); ++i) { + if ((*i)->name() == X_("Processor")) { + _amp->set_state (**i, version); + } } - const XMLNode* insert_node = &node; + return 0; +} - /* XXX need to load automation state & data for amp */ - - Delivery::set_state (*insert_node); +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; + } + + 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; + } + + if (j == grand_children.end()) { + return -1; + } + + XMLProperty const * prop = (*j)->property (X_("name")); + if (!prop) { + return -1; + } + + set_name (prop->value ()); return 0; } @@ -150,45 +275,50 @@ Send::can_support_io_configuration (const ChanCount& in, ChanCount& out) const /* sends have no impact at all on the channel configuration of the streams passing through the route. so, out == in. */ - + out = in; 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) +/** Caller must hold process lock */ +bool +Send::configure_io (ChanCount in, ChanCount out) { - uint32_t const bitslot = session.next_send_id() + 1; - - char buf[32]; - snprintf (buf, sizeof (buf), "%" PRIu32, bitslot); - state.property("bitslot")->set_value (buf); + if (!_amp->configure_io (in, out) || !_meter->configure_io (in, out)) { + return false; + } - std::string const name = string_compose (_("send %1"), bitslot); - - state.property("name")->set_value (name); + if (!Processor::configure_io (in, out)) { + return false; + } - XMLNode* io = state.child ("IO"); + reset_panner (); - if (io) { - io->property("name")->set_value (name); - } + return true; } bool -Send::set_name (const std::string& new_name) +Send::set_name (const string& new_name) { - std::string unique_name; + string unique_name; if (_role == Delivery::Send) { char buf[32]; - snprintf (buf, sizeof (buf), "%u", _bitslot); - unique_name = new_name; + + /* 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; + } + + snprintf (buf, sizeof (buf), "%u", (_bitslot + 1)); unique_name += buf; + } else { unique_name = new_name; } @@ -197,11 +327,22 @@ Send::set_name (const std::string& new_name) } bool -Send::visible () const +Send::display_to_user () const { + /* we ignore Deliver::_display_to_user */ + if (_role == Listen) { + /* don't make the monitor/control/listen send visible */ return false; } return true; } + +string +Send::value_as_string (boost::shared_ptr ac) const +{ + return _amp->value_as_string (ac); +} + +