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/amp.h"
-#include "ardour/audioplaylist.h"
-#include "ardour/audioregion.h"
-#include "ardour/audiosource.h"
#include "ardour/debug.h"
#include "ardour/delivery.h"
#include "ardour/diskstream.h"
#include "ardour/io_processor.h"
#include "ardour/meter.h"
+#include "ardour/monitor_control.h"
+#include "ardour/playlist.h"
#include "ardour/port.h"
#include "ardour/processor.h"
+#include "ardour/record_enable_control.h"
+#include "ardour/record_safe_control.h"
#include "ardour/route_group_specialized.h"
#include "ardour/session.h"
+#include "ardour/session_playlists.h"
#include "ardour/track.h"
#include "ardour/utils.h"
-#include "i18n.h"
+#include "pbd/i18n.h"
using namespace std;
using namespace ARDOUR;
using namespace PBD;
-Track::Track (Session& sess, string name, Route::Flag flag, TrackMode mode, DataType default_type)
+Track::Track (Session& sess, string name, PresentationInfo::Flag flag, TrackMode mode, DataType default_type)
: Route (sess, name, flag, default_type)
- , _rec_enable_control (new RecEnableControllable(*this))
+ , _saved_meter_point (_meter_point)
+ , _mode (mode)
{
- _declickable = true;
_freeze_record.state = NoFreeze;
- _saved_meter_point = _meter_point;
- _mode = mode;
+ _declickable = true;
}
-Track::Track (Session& sess, const XMLNode& node, DataType default_type)
- : Route (sess, node, default_type)
- , _rec_enable_control (new RecEnableControllable(*this))
+Track::~Track ()
{
- _freeze_record.state = NoFreeze;
- _declickable = true;
- _saved_meter_point = _meter_point;
+ DEBUG_TRACE (DEBUG::Destruction, string_compose ("track %1 destructor\n", _name));
}
-Track::~Track ()
+int
+Track::init ()
{
- DEBUG_TRACE (DEBUG::Destruction, string_compose ("track %1 destructor\n", _name));
+ if (Route::init ()) {
+ return -1;
+ }
+
+ boost::shared_ptr<Route> rp (shared_from_this());
+ boost::shared_ptr<Track> rt = boost::dynamic_pointer_cast<Track> (rp);
+
+ _record_enable_control.reset (new RecordEnableControl (_session, X_("recenable"), *this));
+ add_control (_record_enable_control);
+
+ _record_safe_control.reset (new RecordSafeControl (_session, X_("recsafe"), *this));
+ add_control (_record_safe_control);
+
+ _monitoring_control.reset (new MonitorControl (_session, X_("monitoring"), *this));
+ add_control (_monitoring_control);
+
+ _session.config.ParameterChanged.connect_same_thread (*this, boost::bind (&Track::parameter_changed, this, _1));
+
+ _monitoring_control->Changed.connect_same_thread (*this, boost::bind (&Track::monitoring_changed, this, _1, _2));
+ _record_safe_control->Changed.connect_same_thread (*this, boost::bind (&Track::record_safe_changed, this, _1, _2));
+ _record_enable_control->Changed.connect_same_thread (*this, boost::bind (&Track::record_enable_changed, this, _1, _2));
+
+ return 0;
}
void
-Track::set_meter_point (MeterPoint p, void *src)
+Track::use_new_diskstream ()
{
- Route::set_meter_point (p, src);
+ boost::shared_ptr<Diskstream> ds = create_diskstream ();
+
+ ds->do_refill_with_alloc ();
+ ds->set_block_size (_session.get_block_size ());
+ ds->playlist()->set_orig_track_id (id());
+
+ set_diskstream (ds);
}
XMLNode&
}
XMLNode&
-Track::get_template ()
+Track::state (bool full)
{
- return state (false);
+ XMLNode& root (Route::state (full));
+ root.add_property (X_("saved-meter-point"), enum_2_string (_saved_meter_point));
+ root.add_child_nocopy (_diskstream->get_state ());
+
+ return root;
}
-void
-Track::toggle_monitor_input ()
+int
+Track::set_state (const XMLNode& node, int version)
{
- for (PortSet::iterator i = _input->ports().begin(); i != _input->ports().end(); ++i) {
- i->ensure_monitor_input(!i->monitoring_input());
+ if (Route::set_state (node, version)) {
+ return -1;
}
-}
-ARDOUR::nframes_t
-Track::update_total_latency ()
-{
- nframes_t old = _output->effective_latency();
- nframes_t own_latency = _output->user_latency();
+ XMLNode* child;
- for (ProcessorList::iterator i = _processors.begin(); i != _processors.end(); ++i) {
- if ((*i)->active ()) {
- own_latency += (*i)->signal_latency ();
+ if (version >= 3000) {
+ if ((child = find_named_node (node, X_("Diskstream"))) != 0) {
+ boost::shared_ptr<Diskstream> ds = diskstream_factory (*child);
+ ds->do_refill_with_alloc ();
+ set_diskstream (ds);
}
}
-#undef DEBUG_LATENCY
-#ifdef DEBUG_LATENCY
- cerr << _name << ": internal redirect (final) latency = " << own_latency << endl;
-#endif
+ if (_diskstream) {
+ _diskstream->playlist()->set_orig_track_id (id());
+ }
+
+ /* set rec-enable control *AFTER* setting up diskstream, because it may
+ want to operate on the diskstream as it sets its own state
+ */
- _output->set_port_latency (own_latency);
+ XMLNodeList nlist = node.children();
+ for (XMLNodeConstIterator niter = nlist.begin(); niter != nlist.end(); ++niter) {
+ child = *niter;
- if (old != own_latency) {
- _output->set_latency_delay (own_latency);
- signal_latency_changed (); /* EMIT SIGNAL */
+ XMLProperty const * prop;
+ if (child->name() == Controllable::xml_node_name && (prop = child->property ("name")) != 0) {
+ if (prop->value() == X_("recenable")) {
+ _record_enable_control->set_state (*child, version);
+ }
+ }
}
- return _output->effective_latency();
+ XMLProperty const * prop;
+
+ if ((prop = node.property (X_("saved-meter-point"))) != 0) {
+ _saved_meter_point = MeterPoint (string_2_enum (prop->value(), _saved_meter_point));
+ } else {
+ _saved_meter_point = _meter_point;
+ }
+
+ return 0;
+}
+
+XMLNode&
+Track::get_template ()
+{
+ return state (false);
}
Track::FreezeRecord::~FreezeRecord ()
return _freeze_record.state;
}
-Track::RecEnableControllable::RecEnableControllable (Track& s)
- : Controllable (X_("recenable")), track (s)
-{
-}
-
-void
-Track::RecEnableControllable::set_value (float val)
-{
- bool bval = ((val >= 0.5f) ? true: false);
- track.set_record_enable (bval, this);
-}
-
-float
-Track::RecEnableControllable::get_value (void) const
-{
- if (track.record_enabled()) { return 1.0f; }
- return 0.0f;
-}
-
-bool
-Track::record_enabled () const
-{
- return _diskstream && _diskstream->record_enabled ();
-}
-
bool
Track::can_record()
{
return will_record;
}
-void
-Track::set_record_enable (bool yn, void *src)
+int
+Track::prep_record_enabled (bool yn)
{
- if (!_session.writable()) {
- return;
+ if (yn && _record_safe_control->get_value()) {
+ return -1;
}
- if (_freeze_record.state == Frozen) {
- return;
- }
-
- if (_route_group && src != _route_group && _route_group->active_property (RouteGroup::RecEnable)) {
- _route_group->apply (&Track::set_record_enable, yn, _route_group);
- return;
+ if (!can_be_record_enabled()) {
+ return -1;
}
/* keep track of the meter point as it was before we rec-enabled */
_saved_meter_point = _meter_point;
}
- _diskstream->set_record_enabled (yn);
+ bool will_follow;
- if (_diskstream->record_enabled()) {
- set_meter_point (MeterInput, this);
+ if (yn) {
+ will_follow = _diskstream->prep_record_enable ();
} else {
- set_meter_point (_saved_meter_point, this);
+ will_follow = _diskstream->prep_record_disable ();
+ }
+
+ if (will_follow) {
+ if (yn) {
+ if (_meter_point != MeterCustom) {
+ set_meter_point (MeterInput);
+ }
+ } else {
+ set_meter_point (_saved_meter_point);
+ }
}
- _rec_enable_control->Changed ();
+ return 0;
+}
+
+void
+Track::record_enable_changed (bool, Controllable::GroupControlDisposition)
+{
+ _diskstream->set_record_enabled (_record_enable_control->get_value());
+}
+
+void
+Track::record_safe_changed (bool, Controllable::GroupControlDisposition)
+{
+ _diskstream->set_record_safe (_record_safe_control->get_value());
+}
+
+bool
+Track::can_be_record_safe ()
+{
+ return !_record_enable_control->get_value() && _diskstream && _session.writable() && (_freeze_record.state != Frozen);
+}
+
+bool
+Track::can_be_record_enabled ()
+{
+ return !_record_safe_control->get_value() && _diskstream && !_diskstream->record_safe() && _session.writable() && (_freeze_record.state != Frozen);
+}
+
+void
+Track::parameter_changed (string const & p)
+{
+ if (p == "track-name-number") {
+ resync_track_name ();
+ }
+ else if (p == "track-name-take") {
+ resync_track_name ();
+ }
+ else if (p == "take-name") {
+ if (_session.config.get_track_name_take()) {
+ resync_track_name ();
+ }
+ }
}
+void
+Track::resync_track_name ()
+{
+ set_name(name());
+}
bool
Track::set_name (const string& str)
{
bool ret;
- if (record_enabled() && _session.actively_recording()) {
+ if (_record_enable_control->get_value() && _session.actively_recording()) {
/* this messes things up if done while recording */
return false;
}
- if (_diskstream->set_name (str)) {
- return false;
+ string diskstream_name = "";
+ if (_session.config.get_track_name_take () && !_session.config.get_take_name ().empty()) {
+ // Note: any text is fine, legalize_for_path() fixes this later
+ diskstream_name += _session.config.get_take_name ();
+ diskstream_name += "_";
+ }
+ const int64_t tracknumber = track_number();
+ if (tracknumber > 0 && _session.config.get_track_name_number()) {
+ char num[64], fmt[10];
+ snprintf(fmt, sizeof(fmt), "%%0%d" PRId64, _session.track_number_decimals());
+ snprintf(num, sizeof(num), fmt, tracknumber);
+ diskstream_name += num;
+ diskstream_name += "_";
+ }
+ diskstream_name += str;
+
+ if (diskstream_name == _diskstream_name) {
+ return true;
+ }
+ _diskstream_name = diskstream_name;
+
+ _diskstream->set_write_source_name (diskstream_name);
+
+ boost::shared_ptr<Track> me = boost::dynamic_pointer_cast<Track> (shared_from_this ());
+ if (_diskstream->playlist()->all_regions_empty () && _session.playlists->playlists_for_track (me).size() == 1) {
+ /* Only rename the diskstream (and therefore the playlist) if
+ a) the playlist has never had a region added to it and
+ b) there is only one playlist for this track.
+
+ If (a) is not followed, people can get confused if, say,
+ they have notes about a playlist with a given name and then
+ it changes (see mantis #4759).
+
+ If (b) is not followed, we rename the current playlist and not
+ the other ones, which is a bit confusing (see mantis #4977).
+ */
+ _diskstream->set_name (str);
}
/* save state so that the statefile fully reflects any filename changes */
}
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)
+int
+Track::no_roll (pframes_t nframes, framepos_t start_frame, framepos_t end_frame, bool session_state_changing)
{
- if (node.property ("diskstream-id")) {
- node.add_property ("diskstream-id", "0");
+ Glib::Threads::RWLock::ReaderLock lm (_processor_lock, Glib::Threads::TRY_LOCK);
+
+ if (!lm.locked()) {
+ return 0;
}
-}
-int
-Track::no_roll (nframes_t nframes, sframes_t start_frame, sframes_t end_frame,
- bool session_state_changing, bool can_record, bool /*rec_monitors_input*/)
-{
+ bool can_record = _session.actively_recording ();
+
+ /* no outputs? nothing to do ... what happens if we have sends etc. ? */
+
if (n_outputs().n_total() == 0) {
return 0;
}
+ /* not active ... do the minimum possible by just outputting silence */
+
if (!_active) {
silence (nframes);
+ if (_meter_point == MeterInput && ((_monitoring_control->monitoring_choice() & MonitorInput) || _diskstream->record_enabled())) {
+ _meter->reset();
+ }
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 is this safe to do against transport state changes? */
-
- passthru_silence (start_frame, end_frame, nframes, 0);
- return 0;
+ 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, nframes, can_record);
-
- bool send_silence;
+ _diskstream->check_record_status (start_frame, can_record);
+
+ bool be_silent;
+
+ MonitorState const s = monitoring_state ();
+ /* we are not rolling, so be silent even if we are monitoring disk, as there
+ will be no disk data coming in.
+ */
+ switch (s) {
+ case MonitoringSilence:
+ be_silent = true;
+ break;
+ case MonitoringDisk:
+ be_silent = true;
+ break;
+ case MonitoringInput:
+ be_silent = false;
+ break;
+ default:
+ be_silent = false;
+ break;
+ }
+ //if we have an internal generator, let it play regardless of monitoring state
if (_have_internal_generator) {
- /* since the instrument has no input streams,
- there is no reason to send any signal
- into the route.
- */
- send_silence = true;
- } else {
- 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)
- && (_session.config.get_auto_input () || _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)
- && _diskstream->record_enabled()) {
- send_silence = false;
- } else {
- send_silence = true;
- }
- }
+ be_silent = false;
}
- _amp->apply_gain_automation(false);
+ _amp->apply_gain_automation (false);
- if (send_silence) {
+ /* if have_internal_generator, or .. */
- /* if we're sending silence, but we want the meters to show levels for the signal,
- meter right here.
- */
+ if (be_silent) {
- 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);
+ if (_meter_point == MeterInput) {
+ /* still need input monitoring and metering */
+
+ 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 no_meter = false;
+
+ /* this needs a proper K-map
+ * and should be separated into a function similar to monitoring_state()
+ * that also handles roll() states in audio_track.cc, midi_track.cc and route.cc
+ *
+ * see http://www.oofus.co.uk/ardour/Ardour3MonitorModesV3.pdf
+ */
+ if (!auto_input && !track_rec) {
+ no_meter=true;
+ }
+ else if (tape_machine_mode && !track_rec && auto_input) {
+ no_meter=true;
+ }
+ else if (!software_monitor && tape_machine_mode && !track_rec) {
+ no_meter=true;
+ }
+ else if (!software_monitor && !tape_machine_mode && !track_rec && !auto_input) {
+ no_meter=true;
+ }
+
+ if (no_meter) {
+ BufferSet& bufs (_session.get_silent_buffers (n_process_buffers()));
+ _meter->run (bufs, start_frame, end_frame, 1.0, nframes, true);
+ _input->process_input (boost::shared_ptr<Processor>(), start_frame, end_frame, speed(), nframes);
+ } else {
+ _input->process_input (_meter, start_frame, end_frame, speed(), nframes);
}
- passthru_silence (start_frame, end_frame, nframes, 0);
}
+ passthru_silence (start_frame, end_frame, nframes, 0);
+
} else {
- /* we're sending signal, but we may still want to meter the input.
- */
+ BufferSet& bufs = _session.get_route_buffers (n_process_buffers());
+
+ fill_buffers_with_input (bufs, _input, nframes);
+
+ if (_meter_point == MeterInput) {
+ _meter->run (bufs, start_frame, end_frame, 1.0 /*speed()*/, nframes, true);
+ }
- passthru (start_frame, end_frame, nframes, false);
+ passthru (bufs, start_frame, end_frame, nframes, false);
}
- _main_outs->flush (nframes, end_frame - start_frame - 1);
+ 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);
+ }
+ }
return 0;
}
int
-Track::silent_roll (nframes_t nframes, sframes_t /*start_frame*/, sframes_t /*end_frame*/,
- bool can_record, bool rec_monitors_input)
+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;
}
silence (nframes);
- return diskstream()->process (_session.transport_frame(), nframes, can_record, rec_monitors_input);
+ 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->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_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 */
+ MonitorChoice m (_monitoring_control->monitoring_choice());
+
+ if (m & MonitorInput) {
+ return MonitoringInput;
+ }
+
+ if (m & 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_control->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::monitoring_changed (bool, Controllable::GroupControlDisposition)
+{
+ for (ProcessorList::iterator i = _processors.begin(); i != _processors.end(); ++i) {
+ (*i)->monitoring_changed ();
+ }
+}
+
+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_control->monitoring_choice() & MonitorInput) || _diskstream->record_enabled());
+ } else {
+ // track no_roll() always metering if
+ rv = _meter_point == MeterInput;
+ }
+ return rv ? MeteringInput : MeteringRoute;
}