X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=libs%2Fardour%2Fsend.cc;h=4624006ca9b7aac604a196f2eae84e94b0f08eec;hb=c8e3f32533cc6f4481222781d93e7bf7c32ffe5f;hp=ad66f7379663a75183b5d7a185de12fec66586c5;hpb=6e9b9294e1e7a22f31eabbafa39cee5844b3449a;p=ardour.git diff --git a/libs/ardour/send.cc b/libs/ardour/send.cc index ad66f73796..4624006ca9 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 @@ -17,6 +17,7 @@ */ +#include #include #include "pbd/xml++.h" @@ -35,47 +36,59 @@ 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) +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) { - _amp.reset (new Amp (_session, _mute_master)); + _amp.reset (new Amp (_session)); _meter.reset (new PeakMeter (_session)); - - ProcessorCreated (this); /* EMIT SIGNAL */ } -Send::Send (Session& s, boost::shared_ptr mm, const XMLNode& node) - : Delivery (s, mm, "send", Delivery::Send) - , _metering (false) +Send::~Send () { - _amp.reset (new Amp (_session, _mute_master)); - _meter.reset (new PeakMeter (_session)); + _session.unmark_send_id (_bitslot); +} - if (set_state (node)) { - throw failed_constructor(); - } +void +Send::activate () +{ + _amp->activate (); + _meter->activate (); - ProcessorCreated (this); /* EMIT SIGNAL */ + Processor::activate (); } -Send::~Send () +void +Send::deactivate () { - GoingAway (); + _amp->deactivate (); + _meter->deactivate (); + _meter->reset (); + + Processor::deactivate (); } void -Send::run (BufferSet& bufs, sframes_t start_frame, sframes_t end_frame, nframes_t nframes) +Send::run (BufferSet& bufs, sframes_t start_frame, sframes_t end_frame, nframes_t nframes, bool) { - if (!_active || _output->n_ports() == ChanCount::ZERO) { + 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()); @@ -85,21 +98,23 @@ Send::run (BufferSet& bufs, sframes_t start_frame, sframes_t end_frame, nframes_ // 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->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& @@ -109,10 +124,11 @@ 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); @@ -121,24 +137,27 @@ Send::state(bool full) } int -Send::set_state(const XMLNode& node) +Send::set_state (const XMLNode& node, int version) { XMLNodeList nlist = node.children(); XMLNodeIterator niter; 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); + + /* don't try to reset bitslot if its already set: this can cause + issues with the session's accounting of send ID's + */ - const XMLNode* insert_node = &node; + if ((prop = node.property ("bitslot")) == 0) { + _bitslot = _session.next_send_id(); + } else { + _session.unmark_send_id (_bitslot); + sscanf (prop->value().c_str(), "%" PRIu32, &_bitslot); + _session.mark_send_id (_bitslot); + } /* XXX need to load automation state & data for amp */ - - Delivery::set_state (*insert_node); return 0; } @@ -146,22 +165,28 @@ Send::set_state(const XMLNode& node) bool Send::can_support_io_configuration (const ChanCount& in, ChanCount& out) const { - if (_output->n_ports() == ChanCount::ZERO) { - - /* not configured yet, we can support anything */ + /* sends have no impact at all on the channel configuration of the + streams passing through the route. so, out == in. + */ - out = in; - return true; /* we can support anything the first time we're asked */ - - } else { + out = in; + return true; +} - /* for a send, processor input corresponds to IO output */ +bool +Send::configure_io (ChanCount in, ChanCount out) +{ + if (!_amp->configure_io (in, out) || !_meter->configure_io (in, out)) { + return false; + } - out = in; - return true; + if (!Processor::configure_io (in, out)) { + return false; } - return false; + reset_panner (); + + return true; } /** Set up the XML description of a send so that its name is unique. @@ -177,25 +202,55 @@ Send::make_unique (XMLNode &state, Session &session) snprintf (buf, sizeof (buf), "%" PRIu32, bitslot); state.property("bitslot")->set_value (buf); - std::string const name = string_compose (_("send %1"), bitslot); - + string const name = string_compose (_("send %1"), bitslot); + state.property("name")->set_value (name); XMLNode* io = state.child ("IO"); + if (io) { io->property("name")->set_value (name); } } bool -Send::set_name (const std::string& new_name) +Send::set_name (const string& new_name) { - char buf[32]; - std::string unique_name; + string unique_name; - snprintf (buf, sizeof (buf), "%u", _bitslot); - unique_name = new_name; - unique_name += buf; + 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; + } + + snprintf (buf, sizeof (buf), "%u", (_bitslot + 1)); + unique_name += buf; + + } else { + unique_name = new_name; + } return Delivery::set_name (unique_name); } + +bool +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; +}