/*
- Copyright (C) 2006 Paul Davis
+ Copyright (C) 2006 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
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "pbd/error.h"
-#include <sigc++/retype.h>
-#include <sigc++/retype_return.h>
-#include <sigc++/bind.h>
-#include "ardour/track.h"
-#include "ardour/diskstream.h"
-#include "ardour/session.h"
-#include "ardour/io_processor.h"
+#include "ardour/amp.h"
+#include "ardour/audioplaylist.h"
#include "ardour/audioregion.h"
#include "ardour/audiosource.h"
-#include "ardour/route_group_specialized.h"
+#include "ardour/debug.h"
+#include "ardour/delivery.h"
+#include "ardour/diskstream.h"
+#include "ardour/io_processor.h"
+#include "ardour/meter.h"
+#include "ardour/port.h"
#include "ardour/processor.h"
-#include "ardour/audioplaylist.h"
-#include "ardour/panner.h"
+#include "ardour/route_group_specialized.h"
+#include "ardour/session.h"
+#include "ardour/track.h"
#include "ardour/utils.h"
-#include "ardour/port.h"
#include "i18n.h"
using namespace PBD;
Track::Track (Session& sess, string name, Route::Flag flag, TrackMode mode, DataType default_type)
- : Route (sess, name, 1, -1, -1, -1, flag, default_type)
- , _rec_enable_control (new RecEnableControllable(*this))
-{
- _declickable = true;
- _freeze_record.state = NoFreeze;
- _saved_meter_point = _meter_point;
- _mode = mode;
-}
-
-Track::Track (Session& sess, const XMLNode& node, DataType default_type)
- : Route (sess, node)
+ : Route (sess, name, flag, default_type)
+ , _saved_meter_point (_meter_point)
+ , _mode (mode)
+ , _monitoring (MonitorAuto)
, _rec_enable_control (new RecEnableControllable(*this))
{
_freeze_record.state = NoFreeze;
- _declickable = true;
- _saved_meter_point = _meter_point;
+ _declickable = true;
}
Track::~Track ()
{
+ DEBUG_TRACE (DEBUG::Destruction, string_compose ("track %1 destructor\n", _name));
}
-void
-Track::set_meter_point (MeterPoint p, void *src)
+int
+Track::init ()
{
- Route::set_meter_point (p, src);
+ if (Route::init ()) {
+ return -1;
+ }
+
+ return 0;
}
XMLNode&
}
XMLNode&
-Track::get_template ()
+Track::state (bool full)
{
- return state (false);
-}
+ XMLNode& root (Route::state (full));
+ root.add_property (X_("monitoring"), enum_2_string (_monitoring));
+ return root;
+}
-void
-Track::toggle_monitor_input ()
+int
+Track::set_state (const XMLNode& node, int version)
{
- for (PortSet::iterator i = _inputs.begin(); i != _inputs.end(); ++i) {
- i->ensure_monitor_input(!i->monitoring_input());
- }
+ return _set_state (node, version, true);
}
-ARDOUR::nframes_t
-Track::update_total_latency ()
+int
+Track::_set_state (const XMLNode& node, int version, bool call_base)
{
- nframes_t old = _own_latency;
+ if (call_base) {
+ if (Route::_set_state (node, version, call_base)) {
+ return -1;
+ }
+ }
- if (_user_latency) {
- _own_latency = _user_latency;
- } else {
- _own_latency = 0;
+ const XMLProperty* prop;
- for (ProcessorList::iterator i = _processors.begin(); i != _processors.end(); ++i) {
- if ((*i)->active ()) {
- _own_latency += (*i)->signal_latency ();
- }
- }
+ if ((prop = node.property (X_("monitoring"))) != 0) {
+ _monitoring = MonitorChoice (string_2_enum (prop->value(), _monitoring));
+ } else {
+ _monitoring = MonitorAuto;
}
-#undef DEBUG_LATENCY
-#ifdef DEBUG_LATENCY
- cerr << _name << ": internal redirect (final) latency = " << _own_latency << endl;
-#endif
+ return 0;
+}
- set_port_latency (_own_latency);
+XMLNode&
+Track::get_template ()
+{
+ return state (false);
+}
- if (old != _own_latency) {
- signal_latency_changed (); /* EMIT SIGNAL */
+void
+Track::toggle_monitor_input ()
+{
+ for (PortSet::iterator i = _input->ports().begin(); i != _input->ports().end(); ++i) {
+ i->ensure_monitor_input(!i->monitoring_input());
}
-
- return _own_latency;
}
Track::FreezeRecord::~FreezeRecord ()
}
void
-Track::RecEnableControllable::set_value (float val)
+Track::RecEnableControllable::set_value (double val)
{
- bool bval = ((val >= 0.5f) ? true: false);
- track.set_record_enable (bval, this);
+ bool bval = ((val >= 0.5) ? true: false);
+ track.set_record_enabled (bval, this);
}
-float
+double
Track::RecEnableControllable::get_value (void) const
{
- if (track.record_enabled()) { return 1.0f; }
- return 0.0f;
+ if (track.record_enabled()) { return 1.0; }
+ return 0.0;
}
bool
Track::record_enabled () const
{
- return _diskstream->record_enabled ();
+ return _diskstream && _diskstream->record_enabled ();
}
bool
Track::can_record()
{
bool will_record = true;
- for (PortSet::iterator i = _inputs.begin(); i != _inputs.end() && will_record; ++i) {
+ for (PortSet::iterator i = _input->ports().begin(); i != _input->ports().end() && will_record; ++i) {
if (!i->connected())
will_record = false;
}
return will_record;
}
-
+
void
-Track::set_record_enable (bool yn, void *src)
+Track::set_record_enabled (bool yn, void *src)
{
+ if (!_session.writable()) {
+ return;
+ }
+
if (_freeze_record.state == Frozen) {
return;
}
- if (_mix_group && src != _mix_group && _mix_group->is_active()) {
- _mix_group->apply (&Track::set_record_enable, yn, _mix_group);
+ if (_route_group && src != _route_group && _route_group->is_active() && _route_group->is_recenable()) {
+ _route_group->apply (&Track::set_record_enabled, yn, _route_group);
return;
}
if (!_diskstream->record_enabled()) {
_saved_meter_point = _meter_point;
}
-
+
_diskstream->set_record_enabled (yn);
if (_diskstream->record_enabled()) {
- set_meter_point (MeterInput, this);
+ if (_meter_point != MeterCustom) {
+ set_meter_point (MeterInput);
+ }
} else {
- set_meter_point (_saved_meter_point, this);
+ set_meter_point (_saved_meter_point);
}
_rec_enable_control->Changed ();
return false;
}
- if (_diskstream->set_name (str)) {
- return false;
- }
+ _diskstream->set_name (str);
/* save state so that the statefile fully reflects any filename changes */
- if ((ret = IO::set_name (str)) == 0) {
+ if ((ret = Route::set_name (str)) == 0) {
_session.save_state ("");
}
}
void
-Track::set_latency_delay (nframes_t longest_session_latency)
+Track::set_latency_compensation (framecnt_t longest_session_latency)
{
- Route::set_latency_delay (longest_session_latency);
+ Route::set_latency_compensation (longest_session_latency);
_diskstream->set_roll_delay (_roll_delay);
}
+void
+Track::zero_diskstream_id_in_xml (XMLNode& node)
+{
+ if (node.property ("diskstream-id")) {
+ node.add_property ("diskstream-id", "0");
+ }
+}
+
+int
+Track::no_roll (pframes_t nframes, framepos_t start_frame, framepos_t end_frame,
+ bool session_state_changing, bool can_record)
+{
+ Glib::RWLock::ReaderLock lm (_processor_lock, Glib::TRY_LOCK);
+ if (!lm.locked()) {
+ return 0;
+ }
+
+ if (n_outputs().n_total() == 0) {
+ return 0;
+ }
+
+ if (!_active) {
+ silence (nframes);
+ return 0;
+ }
+
+ if (session_state_changing) {
+ if (_session.transport_speed() != 0.0f) {
+ /* we're rolling but some state is changing (e.g. our diskstream contents)
+ so we cannot use them. Be silent till this is over. Don't declick.
+
+ XXX note the absurdity of ::no_roll() being called when we ARE rolling!
+ */
+ passthru_silence (start_frame, end_frame, nframes, 0);
+ return 0;
+ }
+ /* we're really not rolling, so we're either delivery silence or actually
+ monitoring, both of which are safe to do while session_state_changing is true.
+ */
+ }
+
+ _diskstream->check_record_status (start_frame, can_record);
+
+ bool be_silent;
+
+ if (_have_internal_generator) {
+ /* since the instrument has no input streams,
+ there is no reason to send any signal
+ into the route.
+ */
+ be_silent = true;
+ } else {
+ be_silent = send_silence ();
+ }
+
+ _amp->apply_gain_automation(false);
+
+ if (be_silent) {
+
+ /* if we're sending silence, but we want the meters to show levels for the signal,
+ meter right here.
+ */
+
+ if (_have_internal_generator) {
+ passthru_silence (start_frame, end_frame, nframes, 0);
+ } else {
+ if (_meter_point == MeterInput) {
+ _input->process_input (_meter, start_frame, end_frame, nframes);
+ }
+ passthru_silence (start_frame, end_frame, nframes, 0);
+ }
+
+ } else {
+
+ /* we're sending signal, but we may still want to meter the input.
+ */
+
+ passthru (start_frame, end_frame, nframes, false);
+ }
+
+ for (ProcessorList::iterator i = _processors.begin(); i != _processors.end(); ++i) {
+ boost::shared_ptr<Delivery> d = boost::dynamic_pointer_cast<Delivery> (*i);
+ if (d) {
+ d->flush_buffers (nframes, end_frame - start_frame - 1);
+ }
+ }
+
+ return 0;
+}
+
+int
+Track::silent_roll (pframes_t nframes, framepos_t /*start_frame*/, framepos_t /*end_frame*/,
+ bool can_record, bool& need_butler)
+{
+ Glib::RWLock::ReaderLock lm (_processor_lock, Glib::TRY_LOCK);
+ if (!lm.locked()) {
+ 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);
+
+ return _diskstream->process (_session.transport_frame(), nframes, can_record, need_butler);
+}
+
+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->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_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::monitor_input (bool m)
+{
+ _diskstream->monitor_input (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 ();
+}
+
+list<boost::shared_ptr<Source> >
+Track::steal_write_sources()
+{
+ return _diskstream->steal_write_sources ();
+}
+
+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 (framepos_t p)
+{
+ return _diskstream->can_internal_playback_seek (p);
+}
+
+int
+Track::internal_playback_seek (framepos_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)
+{
+ _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 p)
+{
+ _diskstream->prepare_to_stop (p);
+}
+
+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)
+{
+ return _diskstream->use_playlist (p);
+}
+
+int
+Track::use_copy_playlist ()
+{
+ return _diskstream->use_copy_playlist ();
+}
+
+int
+Track::use_new_playlist ()
+{
+ return _diskstream->use_new_playlist ();
+}
+
+uint32_t
+Track::read_data_count () const
+{
+ return _diskstream->read_data_count ();
+}
+
+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);
+}
+
+uint32_t
+Track::write_data_count () const
+{
+ return _diskstream->write_data_count ();
+}
+
+PBD::ID const &
+Track::diskstream_id () const
+{
+ return _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 ();
+ }
+}
+
+bool
+Track::send_silence () const
+{
+ bool send_silence;
+
+ if (Config->get_tape_machine_mode()) {
+
+ /* ADATs work in a strange way..
+ they monitor input always when stopped.and auto-input is engaged.
+ */
+
+ if ((Config->get_monitoring_model() == SoftwareMonitoring)
+ && ((_monitoring & MonitorInput) || (_diskstream->record_enabled()))) {
+ send_silence = false;
+ } else {
+ send_silence = true;
+ }
+
+
+ } else {
+
+ /* Other machines switch to input on stop if the track is record enabled,
+ regardless of the auto input setting (auto input only changes the
+ monitoring state when the transport is rolling)
+ */
+
+ if ((Config->get_monitoring_model() == SoftwareMonitoring)
+ && ((_monitoring & MonitorInput) ||
+ (!(_monitoring & MonitorDisk) && (_session.config.get_auto_input () || _diskstream->record_enabled())))){
+ send_silence = false;
+ } else {
+ send_silence = true;
+ }
+ }
+
+ return send_silence;
+}
+
+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.
+ */
+
+ if (_have_internal_generator) {
+ return;
+ }
+
+ if (!declick) {
+ declick = _pending_declick;
+ }
+
+ if (declick != 0) {
+ Amp::declick (bufs, nframes, declick);
+ }
+}
+
+framecnt_t
+Track::check_initial_delay (framecnt_t nframes, framecnt_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::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;
+ MonitoringChanged (); /* EMIT SIGNAL */
+ }
+}
+
+bool
+Track::should_monitor_input ()
+{
+ return (_monitoring & MonitorInput) ||
+ (!(_monitoring & MonitorDisk) &&
+ (diskstream->record_enabled() &&
+ !can_record &&
+ !_session.config.get_auto_input()));
+}