Paul Davis
0108f9f18d
This drastically-stripped down version of the Ardour original is used only when USE_TRACKS_CODE_FEATURES is defined. It doesn't respond to many aspects/features of libardour.
1145 lines
25 KiB
C++
1145 lines
25 KiB
C++
/*
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Copyright (C) 2006 Paul Davis
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#include "pbd/error.h"
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#include "ardour/amp.h"
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#include "ardour/debug.h"
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#include "ardour/delivery.h"
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#include "ardour/diskstream.h"
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#include "ardour/io_processor.h"
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#include "ardour/meter.h"
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#include "ardour/playlist.h"
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#include "ardour/port.h"
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#include "ardour/processor.h"
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#include "ardour/route_group_specialized.h"
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#include "ardour/session.h"
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#include "ardour/session_playlists.h"
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#include "ardour/track.h"
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#include "ardour/utils.h"
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#include "i18n.h"
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using namespace std;
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using namespace ARDOUR;
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using namespace PBD;
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Track::Track (Session& sess, string name, Route::Flag flag, TrackMode mode, DataType default_type)
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: Route (sess, name, flag, default_type)
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, _saved_meter_point (_meter_point)
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, _mode (mode)
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, _monitoring (MonitorAuto)
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{
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_freeze_record.state = NoFreeze;
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_declickable = true;
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}
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Track::~Track ()
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{
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DEBUG_TRACE (DEBUG::Destruction, string_compose ("track %1 destructor\n", _name));
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}
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int
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Track::init ()
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{
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if (Route::init ()) {
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return -1;
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}
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boost::shared_ptr<Route> rp (shared_from_this());
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boost::shared_ptr<Track> rt = boost::dynamic_pointer_cast<Track> (rp);
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_rec_enable_control = boost::shared_ptr<RecEnableControl> (new RecEnableControl(rt));
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_rec_enable_control->set_flags (Controllable::Toggle);
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/* don't add rec_enable_control to controls because we don't want it to
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* appear as an automatable parameter
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*/
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track_number_changed.connect_same_thread (*this, boost::bind (&Track::resync_track_name, this));
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_session.config.ParameterChanged.connect_same_thread (*this, boost::bind (&Track::parameter_changed, this, _1));
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return 0;
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}
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void
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Track::use_new_diskstream ()
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{
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boost::shared_ptr<Diskstream> ds = create_diskstream ();
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ds->do_refill_with_alloc ();
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ds->set_block_size (_session.get_block_size ());
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ds->playlist()->set_orig_track_id (id());
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set_diskstream (ds);
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}
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XMLNode&
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Track::get_state ()
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{
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return state (true);
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}
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XMLNode&
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Track::state (bool full)
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{
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XMLNode& root (Route::state (full));
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root.add_property (X_("monitoring"), enum_2_string (_monitoring));
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root.add_property (X_("saved-meter-point"), enum_2_string (_saved_meter_point));
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root.add_child_nocopy (_rec_enable_control->get_state());
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root.add_child_nocopy (_diskstream->get_state ());
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return root;
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}
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int
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Track::set_state (const XMLNode& node, int version)
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{
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if (Route::set_state (node, version)) {
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return -1;
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}
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XMLNode* child;
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if (version >= 3000) {
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if ((child = find_named_node (node, X_("Diskstream"))) != 0) {
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boost::shared_ptr<Diskstream> ds = diskstream_factory (*child);
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ds->do_refill_with_alloc ();
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set_diskstream (ds);
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}
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}
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if (_diskstream) {
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_diskstream->playlist()->set_orig_track_id (id());
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}
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/* set rec-enable control *AFTER* setting up diskstream, because it may
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want to operate on the diskstream as it sets its own state
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*/
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XMLNodeList nlist = node.children();
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for (XMLNodeConstIterator niter = nlist.begin(); niter != nlist.end(); ++niter) {
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child = *niter;
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XMLProperty* prop;
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if (child->name() == Controllable::xml_node_name && (prop = child->property ("name")) != 0) {
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if (prop->value() == X_("recenable")) {
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_rec_enable_control->set_state (*child, version);
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}
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}
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}
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const XMLProperty* prop;
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if ((prop = node.property (X_("monitoring"))) != 0) {
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_monitoring = MonitorChoice (string_2_enum (prop->value(), _monitoring));
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} else {
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_monitoring = MonitorAuto;
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}
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if ((prop = node.property (X_("saved-meter-point"))) != 0) {
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_saved_meter_point = MeterPoint (string_2_enum (prop->value(), _saved_meter_point));
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} else {
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_saved_meter_point = _meter_point;
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}
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return 0;
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}
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XMLNode&
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Track::get_template ()
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{
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return state (false);
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}
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Track::FreezeRecord::~FreezeRecord ()
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{
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for (vector<FreezeRecordProcessorInfo*>::iterator i = processor_info.begin(); i != processor_info.end(); ++i) {
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delete *i;
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}
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}
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Track::FreezeState
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Track::freeze_state() const
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{
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return _freeze_record.state;
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}
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Track::RecEnableControl::RecEnableControl (boost::shared_ptr<Track> t)
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: AutomationControl (t->session(),
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RecEnableAutomation,
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ParameterDescriptor(Evoral::Parameter(RecEnableAutomation)),
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boost::shared_ptr<AutomationList>(),
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X_("recenable"))
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, track (t)
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{
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boost::shared_ptr<AutomationList> gl(new AutomationList(Evoral::Parameter(RecEnableAutomation)));
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set_list (gl);
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}
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void
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Track::RecEnableControl::set_value (double val)
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{
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boost::shared_ptr<Track> t = track.lock ();
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if (!t) {
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return;
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}
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t->set_record_enabled (val >= 0.5 ? true : false, this);
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}
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double
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Track::RecEnableControl::get_value () const
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{
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boost::shared_ptr<Track> t = track.lock ();
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if (!t) {
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return 0;
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}
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return (t->record_enabled() ? 1.0 : 0.0);
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}
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bool
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Track::record_enabled () const
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{
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return _diskstream && _diskstream->record_enabled ();
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}
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bool
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Track::can_record()
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{
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bool will_record = true;
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for (PortSet::iterator i = _input->ports().begin(); i != _input->ports().end() && will_record; ++i) {
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if (!i->connected())
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will_record = false;
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}
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return will_record;
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}
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void
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Track::prep_record_enabled (bool yn, void *src)
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{
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if (yn && record_safe ()) {
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return;
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}
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if (!_session.writable()) {
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return;
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}
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if (_freeze_record.state == Frozen) {
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return;
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}
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if (_route_group && src != _route_group && _route_group->is_active() && _route_group->is_recenable()) {
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_route_group->apply (&Track::prep_record_enabled, yn, _route_group);
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return;
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}
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/* keep track of the meter point as it was before we rec-enabled */
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if (!_diskstream->record_enabled()) {
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_saved_meter_point = _meter_point;
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}
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bool will_follow;
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if (yn) {
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will_follow = _diskstream->prep_record_enable ();
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} else {
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will_follow = _diskstream->prep_record_disable ();
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}
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if (will_follow) {
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if (yn) {
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if (_meter_point != MeterCustom) {
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set_meter_point (MeterInput);
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}
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} else {
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set_meter_point (_saved_meter_point);
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}
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}
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}
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void
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Track::set_record_enabled (bool yn, void *src)
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{
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if (_diskstream->record_safe ()) {
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return;
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}
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if (!_session.writable()) {
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return;
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}
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if (_freeze_record.state == Frozen) {
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return;
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}
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if (_route_group && src != _route_group && _route_group->is_active() && _route_group->is_recenable()) {
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_route_group->apply (&Track::set_record_enabled, yn, _route_group);
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return;
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}
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_diskstream->set_record_enabled (yn);
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_rec_enable_control->Changed ();
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}
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bool
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Track::record_safe () const
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{
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return _diskstream && _diskstream->record_safe ();
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}
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void
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Track::set_record_safe (bool yn, void *src)
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{
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if (!_session.writable()) { /* REQUIRES REVIEW */
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return;
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}
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if (_freeze_record.state == Frozen) { /* REQUIRES REVIEW */
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return;
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}
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if (_route_group && src != _route_group && _route_group->is_active() && _route_group->is_recenable()) {
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_route_group->apply (&Track::set_record_safe, yn, _route_group);
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return;
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}
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_diskstream->set_record_safe (yn);
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}
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void
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Track::parameter_changed (string const & p)
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{
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if (p == "track-name-number") {
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resync_track_name ();
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}
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else if (p == "track-name-take") {
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resync_track_name ();
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}
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else if (p == "take-name") {
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if (_session.config.get_track_name_take()) {
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resync_track_name ();
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}
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}
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}
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void
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Track::resync_track_name ()
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{
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set_name(name());
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}
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bool
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Track::set_name (const string& str)
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{
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bool ret;
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if (record_enabled() && _session.actively_recording()) {
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/* this messes things up if done while recording */
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return false;
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}
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string diskstream_name = "";
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if (_session.config.get_track_name_take () && !_session.config.get_take_name ().empty()) {
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// Note: any text is fine, legalize_for_path() fixes this later
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diskstream_name += _session.config.get_take_name ();
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diskstream_name += "_";
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}
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const int64_t tracknumber = track_number();
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if (tracknumber > 0 && _session.config.get_track_name_number()) {
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char num[64], fmt[10];
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snprintf(fmt, sizeof(fmt), "%%0%d" PRId64, _session.track_number_decimals());
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snprintf(num, sizeof(num), fmt, tracknumber);
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diskstream_name += num;
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diskstream_name += "_";
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}
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diskstream_name += str;
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if (diskstream_name == _diskstream_name) {
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return true;
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}
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_diskstream_name = diskstream_name;
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_diskstream->set_write_source_name (diskstream_name);
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boost::shared_ptr<Track> me = boost::dynamic_pointer_cast<Track> (shared_from_this ());
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if (_diskstream->playlist()->all_regions_empty () && _session.playlists->playlists_for_track (me).size() == 1) {
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/* Only rename the diskstream (and therefore the playlist) if
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a) the playlist has never had a region added to it and
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b) there is only one playlist for this track.
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If (a) is not followed, people can get confused if, say,
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they have notes about a playlist with a given name and then
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it changes (see mantis #4759).
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If (b) is not followed, we rename the current playlist and not
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the other ones, which is a bit confusing (see mantis #4977).
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*/
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_diskstream->set_name (str);
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}
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/* save state so that the statefile fully reflects any filename changes */
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if ((ret = Route::set_name (str)) == 0) {
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_session.save_state ("");
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}
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return ret;
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}
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void
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Track::set_latency_compensation (framecnt_t longest_session_latency)
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{
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Route::set_latency_compensation (longest_session_latency);
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_diskstream->set_roll_delay (_roll_delay);
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}
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int
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Track::no_roll (pframes_t nframes, framepos_t start_frame, framepos_t end_frame, bool session_state_changing)
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{
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Glib::Threads::RWLock::ReaderLock lm (_processor_lock, Glib::Threads::TRY_LOCK);
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if (!lm.locked()) {
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return 0;
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}
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bool can_record = _session.actively_recording ();
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/* no outputs? nothing to do ... what happens if we have sends etc. ? */
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if (n_outputs().n_total() == 0) {
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return 0;
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}
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/* not active ... do the minimum possible by just outputting silence */
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if (!_active) {
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silence (nframes);
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if (_meter_point == MeterInput && (_monitoring & MonitorInput || _diskstream->record_enabled())) {
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_meter->reset();
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}
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return 0;
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}
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if (session_state_changing) {
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if (_session.transport_speed() != 0.0f) {
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/* we're rolling but some state is changing (e.g. our diskstream contents)
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so we cannot use them. Be silent till this is over. Don't declick.
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XXX note the absurdity of ::no_roll() being called when we ARE rolling!
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*/
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passthru_silence (start_frame, end_frame, nframes, 0);
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return 0;
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}
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/* we're really not rolling, so we're either delivery silence or actually
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monitoring, both of which are safe to do while session_state_changing is true.
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*/
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}
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_diskstream->check_record_status (start_frame, can_record);
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bool be_silent;
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MonitorState const s = monitoring_state ();
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/* we are not rolling, so be silent even if we are monitoring disk, as there
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will be no disk data coming in.
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*/
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switch (s) {
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case MonitoringSilence:
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be_silent = true;
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break;
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case MonitoringDisk:
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be_silent = true;
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break;
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case MonitoringInput:
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be_silent = false;
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break;
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default:
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be_silent = false;
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break;
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}
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//if we have an internal generator, let it play regardless of monitoring state
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if (_have_internal_generator) {
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be_silent = false;
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}
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_amp->apply_gain_automation (false);
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/* if have_internal_generator, or .. */
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if (be_silent) {
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if (_meter_point == MeterInput) {
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/* still need input monitoring and metering */
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bool const track_rec = _diskstream->record_enabled ();
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bool const auto_input = _session.config.get_auto_input ();
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bool const software_monitor = Config->get_monitoring_model() == SoftwareMonitoring;
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bool const tape_machine_mode = Config->get_tape_machine_mode ();
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bool no_meter = false;
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/* this needs a proper K-map
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* and should be separated into a function similar to monitoring_state()
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* that also handles roll() states in audio_track.cc, midi_track.cc and route.cc
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*
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* see http://www.oofus.co.uk/ardour/Ardour3MonitorModesV3.pdf
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*/
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if (!auto_input && !track_rec) {
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no_meter=true;
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}
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else if (tape_machine_mode && !track_rec && auto_input) {
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no_meter=true;
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}
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else if (!software_monitor && tape_machine_mode && !track_rec) {
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no_meter=true;
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}
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else if (!software_monitor && !tape_machine_mode && !track_rec && !auto_input) {
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no_meter=true;
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}
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if (no_meter) {
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BufferSet& bufs (_session.get_silent_buffers (n_process_buffers()));
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_meter->run (bufs, 0, 0, nframes, true);
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_input->process_input (boost::shared_ptr<Processor>(), start_frame, end_frame, nframes);
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} else {
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_input->process_input (_meter, start_frame, end_frame, nframes);
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}
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}
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passthru_silence (start_frame, end_frame, nframes, 0);
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} else {
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BufferSet& bufs = _session.get_route_buffers (n_process_buffers());
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fill_buffers_with_input (bufs, _input, nframes);
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if (_meter_point == MeterInput) {
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_meter->run (bufs, start_frame, end_frame, nframes, true);
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}
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passthru (bufs, start_frame, end_frame, nframes, false);
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}
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for (ProcessorList::iterator i = _processors.begin(); i != _processors.end(); ++i) {
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boost::shared_ptr<Delivery> d = boost::dynamic_pointer_cast<Delivery> (*i);
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if (d) {
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d->flush_buffers (nframes);
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}
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
int
|
|
Track::silent_roll (pframes_t nframes, framepos_t /*start_frame*/, framepos_t /*end_frame*/, bool& need_butler)
|
|
{
|
|
Glib::Threads::RWLock::ReaderLock lm (_processor_lock, Glib::Threads::TRY_LOCK);
|
|
if (!lm.locked()) {
|
|
framecnt_t playback_distance = _diskstream->calculate_playback_distance(nframes);
|
|
if (can_internal_playback_seek(playback_distance)) {
|
|
internal_playback_seek(playback_distance);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
if (n_outputs().n_total() == 0 && _processors.empty()) {
|
|
return 0;
|
|
}
|
|
|
|
if (!_active) {
|
|
silence (nframes);
|
|
return 0;
|
|
}
|
|
|
|
_silent = true;
|
|
_amp->apply_gain_automation(false);
|
|
|
|
silence (nframes);
|
|
|
|
framecnt_t playback_distance;
|
|
|
|
BufferSet& bufs (_session.get_route_buffers (n_process_buffers(), true));
|
|
|
|
int const dret = _diskstream->process (bufs, _session.transport_frame(), nframes, playback_distance, false);
|
|
need_butler = _diskstream->commit (playback_distance);
|
|
return dret;
|
|
}
|
|
|
|
void
|
|
Track::set_diskstream (boost::shared_ptr<Diskstream> ds)
|
|
{
|
|
_diskstream = ds;
|
|
|
|
ds->PlaylistChanged.connect_same_thread (*this, boost::bind (&Track::diskstream_playlist_changed, this));
|
|
diskstream_playlist_changed ();
|
|
ds->RecordEnableChanged.connect_same_thread (*this, boost::bind (&Track::diskstream_record_enable_changed, this));
|
|
ds->RecordSafeChanged.connect_same_thread (*this, boost::bind (&Track::diskstream_record_safe_changed, this));
|
|
ds->SpeedChanged.connect_same_thread (*this, boost::bind (&Track::diskstream_speed_changed, this));
|
|
ds->AlignmentStyleChanged.connect_same_thread (*this, boost::bind (&Track::diskstream_alignment_style_changed, this));
|
|
}
|
|
|
|
void
|
|
Track::diskstream_playlist_changed ()
|
|
{
|
|
PlaylistChanged (); /* EMIT SIGNAL */
|
|
}
|
|
|
|
void
|
|
Track::diskstream_record_enable_changed ()
|
|
{
|
|
RecordEnableChanged (); /* EMIT SIGNAL */
|
|
}
|
|
|
|
void
|
|
Track::diskstream_record_safe_changed ()
|
|
{
|
|
RecordSafeChanged (); /* EMIT SIGNAL */
|
|
}
|
|
|
|
void
|
|
Track::diskstream_speed_changed ()
|
|
{
|
|
SpeedChanged (); /* EMIT SIGNAL */
|
|
}
|
|
|
|
void
|
|
Track::diskstream_alignment_style_changed ()
|
|
{
|
|
AlignmentStyleChanged (); /* EMIT SIGNAL */
|
|
}
|
|
|
|
boost::shared_ptr<Playlist>
|
|
Track::playlist ()
|
|
{
|
|
return _diskstream->playlist ();
|
|
}
|
|
|
|
void
|
|
Track::request_input_monitoring (bool m)
|
|
{
|
|
_diskstream->request_input_monitoring (m);
|
|
}
|
|
|
|
void
|
|
Track::ensure_input_monitoring (bool m)
|
|
{
|
|
_diskstream->ensure_input_monitoring (m);
|
|
}
|
|
|
|
bool
|
|
Track::destructive () const
|
|
{
|
|
return _diskstream->destructive ();
|
|
}
|
|
|
|
list<boost::shared_ptr<Source> > &
|
|
Track::last_capture_sources ()
|
|
{
|
|
return _diskstream->last_capture_sources ();
|
|
}
|
|
|
|
void
|
|
Track::set_capture_offset ()
|
|
{
|
|
_diskstream->set_capture_offset ();
|
|
}
|
|
|
|
std::string
|
|
Track::steal_write_source_name()
|
|
{
|
|
return _diskstream->steal_write_source_name ();
|
|
}
|
|
|
|
void
|
|
Track::reset_write_sources (bool r, bool force)
|
|
{
|
|
_diskstream->reset_write_sources (r, force);
|
|
}
|
|
|
|
float
|
|
Track::playback_buffer_load () const
|
|
{
|
|
return _diskstream->playback_buffer_load ();
|
|
}
|
|
|
|
float
|
|
Track::capture_buffer_load () const
|
|
{
|
|
return _diskstream->capture_buffer_load ();
|
|
}
|
|
|
|
int
|
|
Track::do_refill ()
|
|
{
|
|
return _diskstream->do_refill ();
|
|
}
|
|
|
|
int
|
|
Track::do_flush (RunContext c, bool force)
|
|
{
|
|
return _diskstream->do_flush (c, force);
|
|
}
|
|
|
|
void
|
|
Track::set_pending_overwrite (bool o)
|
|
{
|
|
_diskstream->set_pending_overwrite (o);
|
|
}
|
|
|
|
int
|
|
Track::seek (framepos_t p, bool complete_refill)
|
|
{
|
|
return _diskstream->seek (p, complete_refill);
|
|
}
|
|
|
|
bool
|
|
Track::hidden () const
|
|
{
|
|
return _diskstream->hidden ();
|
|
}
|
|
|
|
int
|
|
Track::can_internal_playback_seek (framecnt_t p)
|
|
{
|
|
return _diskstream->can_internal_playback_seek (p);
|
|
}
|
|
|
|
int
|
|
Track::internal_playback_seek (framecnt_t p)
|
|
{
|
|
return _diskstream->internal_playback_seek (p);
|
|
}
|
|
|
|
void
|
|
Track::non_realtime_input_change ()
|
|
{
|
|
_diskstream->non_realtime_input_change ();
|
|
}
|
|
|
|
void
|
|
Track::non_realtime_locate (framepos_t p)
|
|
{
|
|
Route::non_realtime_locate (p);
|
|
|
|
if (!hidden()) {
|
|
/* don't waste i/o cycles and butler calls
|
|
for hidden (secret) tracks
|
|
*/
|
|
_diskstream->non_realtime_locate (p);
|
|
}
|
|
}
|
|
|
|
void
|
|
Track::non_realtime_set_speed ()
|
|
{
|
|
_diskstream->non_realtime_set_speed ();
|
|
}
|
|
|
|
int
|
|
Track::overwrite_existing_buffers ()
|
|
{
|
|
return _diskstream->overwrite_existing_buffers ();
|
|
}
|
|
|
|
framecnt_t
|
|
Track::get_captured_frames (uint32_t n) const
|
|
{
|
|
return _diskstream->get_captured_frames (n);
|
|
}
|
|
|
|
int
|
|
Track::set_loop (Location* l)
|
|
{
|
|
return _diskstream->set_loop (l);
|
|
}
|
|
|
|
void
|
|
Track::transport_looped (framepos_t p)
|
|
{
|
|
_diskstream->transport_looped (p);
|
|
}
|
|
|
|
bool
|
|
Track::realtime_set_speed (double s, bool g)
|
|
{
|
|
return _diskstream->realtime_set_speed (s, g);
|
|
}
|
|
|
|
void
|
|
Track::transport_stopped_wallclock (struct tm & n, time_t t, bool g)
|
|
{
|
|
_diskstream->transport_stopped_wallclock (n, t, g);
|
|
}
|
|
|
|
bool
|
|
Track::pending_overwrite () const
|
|
{
|
|
return _diskstream->pending_overwrite ();
|
|
}
|
|
|
|
double
|
|
Track::speed () const
|
|
{
|
|
return _diskstream->speed ();
|
|
}
|
|
|
|
void
|
|
Track::prepare_to_stop (framepos_t t, framepos_t a)
|
|
{
|
|
_diskstream->prepare_to_stop (t, a);
|
|
}
|
|
|
|
void
|
|
Track::set_slaved (bool s)
|
|
{
|
|
_diskstream->set_slaved (s);
|
|
}
|
|
|
|
ChanCount
|
|
Track::n_channels ()
|
|
{
|
|
return _diskstream->n_channels ();
|
|
}
|
|
|
|
framepos_t
|
|
Track::get_capture_start_frame (uint32_t n) const
|
|
{
|
|
return _diskstream->get_capture_start_frame (n);
|
|
}
|
|
|
|
AlignStyle
|
|
Track::alignment_style () const
|
|
{
|
|
return _diskstream->alignment_style ();
|
|
}
|
|
|
|
AlignChoice
|
|
Track::alignment_choice () const
|
|
{
|
|
return _diskstream->alignment_choice ();
|
|
}
|
|
|
|
framepos_t
|
|
Track::current_capture_start () const
|
|
{
|
|
return _diskstream->current_capture_start ();
|
|
}
|
|
|
|
framepos_t
|
|
Track::current_capture_end () const
|
|
{
|
|
return _diskstream->current_capture_end ();
|
|
}
|
|
|
|
void
|
|
Track::playlist_modified ()
|
|
{
|
|
_diskstream->playlist_modified ();
|
|
}
|
|
|
|
int
|
|
Track::use_playlist (boost::shared_ptr<Playlist> p)
|
|
{
|
|
int ret = _diskstream->use_playlist (p);
|
|
if (ret == 0) {
|
|
p->set_orig_track_id (id());
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
int
|
|
Track::use_copy_playlist ()
|
|
{
|
|
int ret = _diskstream->use_copy_playlist ();
|
|
|
|
if (ret == 0) {
|
|
_diskstream->playlist()->set_orig_track_id (id());
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
int
|
|
Track::use_new_playlist ()
|
|
{
|
|
int ret = _diskstream->use_new_playlist ();
|
|
|
|
if (ret == 0) {
|
|
_diskstream->playlist()->set_orig_track_id (id());
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
void
|
|
Track::set_align_style (AlignStyle s, bool force)
|
|
{
|
|
_diskstream->set_align_style (s, force);
|
|
}
|
|
|
|
void
|
|
Track::set_align_choice (AlignChoice s, bool force)
|
|
{
|
|
_diskstream->set_align_choice (s, force);
|
|
}
|
|
|
|
bool
|
|
Track::using_diskstream_id (PBD::ID id) const
|
|
{
|
|
return (id == _diskstream->id ());
|
|
}
|
|
|
|
void
|
|
Track::set_block_size (pframes_t n)
|
|
{
|
|
Route::set_block_size (n);
|
|
_diskstream->set_block_size (n);
|
|
}
|
|
|
|
void
|
|
Track::adjust_playback_buffering ()
|
|
{
|
|
if (_diskstream) {
|
|
_diskstream->adjust_playback_buffering ();
|
|
}
|
|
}
|
|
|
|
void
|
|
Track::adjust_capture_buffering ()
|
|
{
|
|
if (_diskstream) {
|
|
_diskstream->adjust_capture_buffering ();
|
|
}
|
|
}
|
|
|
|
#ifdef USE_TRACKS_CODE_FEATURES
|
|
|
|
/* This is the Tracks version of Track::monitoring_state().
|
|
*
|
|
* Ardour developers: try to flag or fix issues if parts of the libardour API
|
|
* change in ways that invalidate this
|
|
*/
|
|
|
|
MonitorState
|
|
Track::monitoring_state () const
|
|
{
|
|
/* Explicit requests */
|
|
|
|
if (_monitoring & MonitorInput) {
|
|
return MonitoringInput;
|
|
}
|
|
|
|
if (_monitoring & MonitorDisk) {
|
|
return MonitoringDisk;
|
|
}
|
|
|
|
/* This is an implementation of the truth table in doc/monitor_modes.pdf;
|
|
I don't think it's ever going to be too pretty too look at.
|
|
*/
|
|
|
|
// GZ: NOT USED IN TRACKS
|
|
//bool const auto_input = _session.config.get_auto_input ();
|
|
//bool const software_monitor = Config->get_monitoring_model() == SoftwareMonitoring;
|
|
//bool const tape_machine_mode = Config->get_tape_machine_mode ();
|
|
|
|
bool const roll = _session.transport_rolling ();
|
|
bool const track_rec = _diskstream->record_enabled ();
|
|
bool session_rec = _session.actively_recording ();
|
|
|
|
if (track_rec) {
|
|
|
|
if (!session_rec && roll) {
|
|
return MonitoringDisk;
|
|
} else {
|
|
return MonitoringInput;
|
|
}
|
|
|
|
} else {
|
|
|
|
if (roll) {
|
|
return MonitoringDisk;
|
|
}
|
|
}
|
|
|
|
return MonitoringSilence;
|
|
}
|
|
|
|
#else
|
|
|
|
/* This is the Ardour/Mixbus version of Track::monitoring_state().
|
|
*
|
|
* Tracks developers: do NOT modify this method under any circumstances.
|
|
*/
|
|
|
|
MonitorState
|
|
Track::monitoring_state () const
|
|
{
|
|
/* Explicit requests */
|
|
|
|
if (_monitoring & MonitorInput) {
|
|
return MonitoringInput;
|
|
}
|
|
|
|
if (_monitoring & MonitorDisk) {
|
|
return MonitoringDisk;
|
|
}
|
|
|
|
/* This is an implementation of the truth table in doc/monitor_modes.pdf;
|
|
I don't think it's ever going to be too pretty too look at.
|
|
*/
|
|
|
|
bool const roll = _session.transport_rolling ();
|
|
bool const track_rec = _diskstream->record_enabled ();
|
|
bool const auto_input = _session.config.get_auto_input ();
|
|
bool const software_monitor = Config->get_monitoring_model() == SoftwareMonitoring;
|
|
bool const tape_machine_mode = Config->get_tape_machine_mode ();
|
|
bool session_rec;
|
|
|
|
/* I suspect that just use actively_recording() is good enough all the
|
|
* time, but just to keep the semantics the same as they were before
|
|
* sept 26th 2012, we differentiate between the cases where punch is
|
|
* enabled and those where it is not.
|
|
*/
|
|
|
|
if (_session.config.get_punch_in() || _session.config.get_punch_out()) {
|
|
session_rec = _session.actively_recording ();
|
|
} else {
|
|
session_rec = _session.get_record_enabled();
|
|
}
|
|
|
|
if (track_rec) {
|
|
|
|
if (!session_rec && roll && auto_input) {
|
|
return MonitoringDisk;
|
|
} else {
|
|
return software_monitor ? MonitoringInput : MonitoringSilence;
|
|
}
|
|
|
|
} else {
|
|
|
|
if (tape_machine_mode) {
|
|
|
|
return MonitoringDisk;
|
|
|
|
} else {
|
|
|
|
if (!roll && auto_input) {
|
|
return software_monitor ? MonitoringInput : MonitoringSilence;
|
|
} else {
|
|
return MonitoringDisk;
|
|
}
|
|
|
|
}
|
|
}
|
|
|
|
abort(); /* NOTREACHED */
|
|
return MonitoringSilence;
|
|
}
|
|
|
|
#endif
|
|
|
|
void
|
|
Track::maybe_declick (BufferSet& bufs, framecnt_t nframes, int declick)
|
|
{
|
|
/* never declick if there is an internal generator - we just want it to
|
|
keep generating sound without interruption.
|
|
|
|
ditto if we are monitoring inputs.
|
|
*/
|
|
|
|
if (_have_internal_generator || monitoring_choice() == MonitorInput) {
|
|
return;
|
|
}
|
|
|
|
if (!declick) {
|
|
declick = _pending_declick;
|
|
}
|
|
|
|
if (declick != 0) {
|
|
Amp::declick (bufs, nframes, declick);
|
|
}
|
|
}
|
|
|
|
framecnt_t
|
|
Track::check_initial_delay (framecnt_t nframes, framepos_t& transport_frame)
|
|
{
|
|
if (_roll_delay > nframes) {
|
|
|
|
_roll_delay -= nframes;
|
|
silence_unlocked (nframes);
|
|
/* transport frame is not legal for caller to use */
|
|
return 0;
|
|
|
|
} else if (_roll_delay > 0) {
|
|
|
|
nframes -= _roll_delay;
|
|
silence_unlocked (_roll_delay);
|
|
transport_frame += _roll_delay;
|
|
|
|
/* shuffle all the port buffers for things that lead "out" of this Route
|
|
to reflect that we just wrote _roll_delay frames of silence.
|
|
*/
|
|
|
|
Glib::Threads::RWLock::ReaderLock lm (_processor_lock);
|
|
for (ProcessorList::iterator i = _processors.begin(); i != _processors.end(); ++i) {
|
|
boost::shared_ptr<IOProcessor> iop = boost::dynamic_pointer_cast<IOProcessor> (*i);
|
|
if (iop) {
|
|
iop->increment_port_buffer_offset (_roll_delay);
|
|
}
|
|
}
|
|
_output->increment_port_buffer_offset (_roll_delay);
|
|
|
|
_roll_delay = 0;
|
|
|
|
}
|
|
|
|
return nframes;
|
|
}
|
|
|
|
void
|
|
Track::set_monitoring (MonitorChoice mc)
|
|
{
|
|
if (mc != _monitoring) {
|
|
_monitoring = mc;
|
|
|
|
for (ProcessorList::iterator i = _processors.begin(); i != _processors.end(); ++i) {
|
|
(*i)->monitoring_changed ();
|
|
}
|
|
|
|
MonitoringChanged (); /* EMIT SIGNAL */
|
|
}
|
|
}
|
|
|
|
MeterState
|
|
Track::metering_state () const
|
|
{
|
|
bool rv;
|
|
if (_session.transport_rolling ()) {
|
|
// audio_track.cc || midi_track.cc roll() runs meter IFF:
|
|
rv = _meter_point == MeterInput && (_monitoring & MonitorInput || _diskstream->record_enabled());
|
|
} else {
|
|
// track no_roll() always metering if
|
|
rv = _meter_point == MeterInput;
|
|
}
|
|
return rv ? MeteringInput : MeteringRoute;
|
|
}
|
|
|