Fix changing playlist (Track is responsible for signal emission)
[ardour.git] / libs / ardour / track.cc
index 3f81a640615ecf9f25c880fd054f4bf59523295f..38d13d186da4eaaf53bff03b27c10e1edeb4036c 100644 (file)
@@ -54,12 +54,12 @@ using namespace PBD;
 
 Track::Track (Session& sess, string name, PresentationInfo::Flag flag, TrackMode mode, DataType default_type)
        : Route (sess, name, flag, default_type)
-        , _saved_meter_point (_meter_point)
-        , _mode (mode)
+       , _saved_meter_point (_meter_point)
+       , _mode (mode)
        , _alignment_choice (Automatic)
 {
        _freeze_record.state = NoFreeze;
-        _declickable = true;
+       _declickable = true;
 
 }
 
@@ -81,29 +81,31 @@ Track::~Track ()
 int
 Track::init ()
 {
-        if (Route::init ()) {
-                return -1;
-        }
+       if (Route::init ()) {
+               return -1;
+       }
 
-        DiskIOProcessor::Flag dflags = DiskIOProcessor::Recordable;
+       DiskIOProcessor::Flag dflags = DiskIOProcessor::Recordable;
 
-        if (_mode == Destructive && !Profile->get_trx()) {
-               dflags = DiskIOProcessor::Flag (dflags | DiskIOProcessor::Destructive);
-        } else if (_mode == NonLayered){
-               dflags = DiskIOProcessor::Flag(dflags | DiskIOProcessor::NonLayered);
-        }
+       if (_mode == Destructive && !Profile->get_trx()) {
+               dflags = DiskIOProcessor::Flag (dflags | DiskIOProcessor::Destructive);
+       } else if (_mode == NonLayered){
+               dflags = DiskIOProcessor::Flag(dflags | DiskIOProcessor::NonLayered);
+       }
+
+       _disk_reader.reset (new DiskReader (_session, name(), dflags));
+       _disk_reader->set_block_size (_session.get_block_size ());
+       _disk_reader->set_route (boost::dynamic_pointer_cast<Route> (shared_from_this()));
 
-        _disk_reader.reset (new DiskReader (_session, name(), dflags));
-        _disk_reader->set_block_size (_session.get_block_size ());
-        _disk_reader->set_route (boost::dynamic_pointer_cast<Route> (shared_from_this()));
+       _disk_writer.reset (new DiskWriter (_session, name(), dflags));
+       _disk_writer->set_block_size (_session.get_block_size ());
+       _disk_writer->set_route (boost::dynamic_pointer_cast<Route> (shared_from_this()));
 
-        _disk_writer.reset (new DiskWriter (_session, name(), dflags));
-        _disk_writer->set_block_size (_session.get_block_size ());
-        _disk_writer->set_route (boost::dynamic_pointer_cast<Route> (shared_from_this()));
+       set_align_choice_from_io ();
 
-        use_new_playlist (data_type());
+       use_new_playlist (data_type());
 
-        boost::shared_ptr<Route> rp (boost::dynamic_pointer_cast<Route> (shared_from_this()));
+       boost::shared_ptr<Route> rp (boost::dynamic_pointer_cast<Route> (shared_from_this()));
        boost::shared_ptr<Track> rt = boost::dynamic_pointer_cast<Track> (rp);
 
        _record_enable_control.reset (new RecordEnableControl (_session, EventTypeMap::instance().to_symbol (RecEnableAutomation), *this));
@@ -117,13 +119,13 @@ Track::init ()
 
        _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));
+       _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));
 
-        _input->changed.connect_same_thread (*this, boost::bind (&Track::input_changed, this));
+       _input->changed.connect_same_thread (*this, boost::bind (&Track::input_changed, this));
 
-        return 0;
+       return 0;
 }
 
 void
@@ -414,15 +416,8 @@ Track::set_name (const string& str)
        return ret;
 }
 
-void
-Track::set_latency_compensation (framecnt_t longest_session_latency)
-{
-       Route::set_latency_compensation (longest_session_latency);
-       _disk_reader->set_roll_delay (_roll_delay);
-}
-
 int
-Track::no_roll (pframes_t nframes, framepos_t start_frame, framepos_t end_frame, bool session_state_changing)
+Track::no_roll (pframes_t nframes, samplepos_t start_sample, samplepos_t end_sample, bool session_state_changing)
 {
        Glib::Threads::RWLock::ReaderLock lm (_processor_lock, Glib::Threads::TRY_LOCK);
 
@@ -457,7 +452,7 @@ Track::no_roll (pframes_t nframes, framepos_t start_frame, framepos_t end_frame,
 
                           XXX note the absurdity of ::no_roll() being called when we ARE rolling!
                        */
-                       passthru_silence (start_frame, end_frame, nframes, 0);
+                       passthru_silence (start_sample, end_sample, nframes, 0);
                        return 0;
                }
                /* we're really not rolling, so we're either delivery silence or actually
@@ -465,7 +460,7 @@ Track::no_roll (pframes_t nframes, framepos_t start_frame, framepos_t end_frame,
                */
        }
 
-       _disk_writer->check_record_status (start_frame, can_record);
+       _disk_writer->check_record_status (start_sample, can_record);
 
        bool be_silent;
 
@@ -493,8 +488,6 @@ Track::no_roll (pframes_t nframes, framepos_t start_frame, framepos_t end_frame,
                be_silent = false;
        }
 
-       _amp->apply_gain_automation (false);
-
        /* if have_internal_generator, or .. */
 
        if (be_silent) {
@@ -529,14 +522,14 @@ Track::no_roll (pframes_t nframes, framepos_t start_frame, framepos_t end_frame,
 
                        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, _session.transport_speed(), nframes);
+                               _meter->run (bufs, start_sample, end_sample, 1.0, nframes, true);
+                               _input->process_input (boost::shared_ptr<Processor>(), start_sample, end_sample, _session.transport_speed(), nframes);
                        } else {
-                               _input->process_input (_meter, start_frame, end_frame, _session.transport_speed(), nframes);
+                               _input->process_input (_meter, start_sample, end_sample, _session.transport_speed(), nframes);
                        }
                }
 
-               passthru_silence (start_frame, end_frame, nframes, 0);
+               passthru_silence (start_sample, end_sample, nframes, 0);
 
        } else {
 
@@ -545,10 +538,10 @@ Track::no_roll (pframes_t nframes, framepos_t start_frame, framepos_t end_frame,
                fill_buffers_with_input (bufs, _input, nframes);
 
                if (_meter_point == MeterInput) {
-                       _meter->run (bufs, start_frame, end_frame, _session.transport_speed(), nframes, true);
+                       _meter->run (bufs, start_sample, end_sample, _session.transport_speed(), nframes, true);
                }
 
-               passthru (bufs, start_frame, end_frame, nframes, false);
+               passthru (bufs, start_sample, end_sample, nframes, false, true);
        }
 
        flush_processor_buffers_locked (nframes);
@@ -594,7 +587,7 @@ void
 Track::update_latency_information ()
 {
        Glib::Threads::RWLock::ReaderLock lr (_processor_lock);
-       framecnt_t chain_latency = _input->latency ();
+       samplecnt_t chain_latency = _input->latency ();
 
        for (ProcessorList::iterator p = _processors.begin(); p != _processors.end(); ++p) {
                (*p)->set_input_latency (chain_latency);
@@ -645,7 +638,7 @@ Track::set_pending_overwrite (bool o)
 }
 
 int
-Track::seek (framepos_t p, bool complete_refill)
+Track::seek (samplepos_t p, bool complete_refill)
 {
        if (_disk_reader->seek (p, complete_refill)) {
                return -1;
@@ -654,19 +647,19 @@ Track::seek (framepos_t p, bool complete_refill)
 }
 
 int
-Track::can_internal_playback_seek (framecnt_t p)
+Track::can_internal_playback_seek (samplecnt_t p)
 {
        return _disk_reader->can_internal_playback_seek (p);
 }
 
 int
-Track::internal_playback_seek (framecnt_t p)
+Track::internal_playback_seek (samplecnt_t p)
 {
        return _disk_reader->internal_playback_seek (p);
 }
 
 void
-Track::non_realtime_locate (framepos_t p)
+Track::non_realtime_locate (samplepos_t p)
 {
        Route::non_realtime_locate (p);
 
@@ -691,10 +684,10 @@ Track::overwrite_existing_buffers ()
        return _disk_reader->overwrite_existing_buffers ();
 }
 
-framecnt_t
-Track::get_captured_frames (uint32_t n) const
+samplecnt_t
+Track::get_captured_samples (uint32_t n) const
 {
-       return _disk_writer->get_captured_frames (n);
+       return _disk_writer->get_captured_samples (n);
 }
 
 int
@@ -707,7 +700,7 @@ Track::set_loop (Location* l)
 }
 
 void
-Track::transport_looped (framepos_t p)
+Track::transport_looped (samplepos_t p)
 {
        return _disk_writer->transport_looped (p);
 }
@@ -748,7 +741,7 @@ Track::pending_overwrite () const
 }
 
 void
-Track::prepare_to_stop (framepos_t t, framepos_t a)
+Track::prepare_to_stop (samplepos_t t, samplepos_t a)
 {
        _disk_writer->prepare_to_stop (t, a);
 }
@@ -766,10 +759,10 @@ Track::n_channels ()
        return _disk_reader->output_streams();
 }
 
-framepos_t
-Track::get_capture_start_frame (uint32_t n) const
+samplepos_t
+Track::get_capture_start_sample (uint32_t n) const
 {
-       return _disk_writer->get_capture_start_frame (n);
+       return _disk_writer->get_capture_start_sample (n);
 }
 
 AlignStyle
@@ -781,16 +774,16 @@ Track::alignment_style () const
 AlignChoice
 Track::alignment_choice () const
 {
-       return _disk_writer->alignment_choice ();
+       return _alignment_choice;
 }
 
-framepos_t
+samplepos_t
 Track::current_capture_start () const
 {
        return _disk_writer->current_capture_start ();
 }
 
-framepos_t
+samplepos_t
 Track::current_capture_end () const
 {
        return _disk_writer->current_capture_end ();
@@ -834,6 +827,9 @@ Track::use_playlist (DataType dt, boost::shared_ptr<Playlist> p)
                _playlists[dt] = p;
        }
 
+       _session.set_dirty ();
+       PlaylistChanged (); /* EMIT SIGNAL */
+
        return ret;
 }
 
@@ -885,17 +881,18 @@ Track::use_new_playlist (DataType dt)
 void
 Track::set_align_choice (AlignChoice ac, bool force)
 {
+       _alignment_choice = ac;
        switch (ac) {
-       case Automatic:
-               _alignment_choice = Automatic;
-               set_align_choice_from_io ();
-               return;
-       default:
-               break;
+               case Automatic:
+                       set_align_choice_from_io ();
+                       break;
+               case UseCaptureTime:
+                       _disk_writer->set_align_style (CaptureTime, force);
+                       break;
+               case UseExistingMaterial:
+                       _disk_writer->set_align_style (ExistingMaterial, force);
+                       break;
        }
-
-       _disk_writer->set_align_choice (ac, force);
-       _alignment_choice = ac;
 }
 
 void
@@ -980,155 +977,9 @@ Track::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 != MonitorAuto) {
-
-               MonitorState ms ((MonitorState) 0);
-
-               if (m & MonitorInput) {
-                       ms = MonitoringInput;
-               }
-
-               if (m & MonitorDisk) {
-                       ms = MonitorState (ms | MonitoringDisk);
-               }
-
-               return ms;
-       }
-
-       switch (_session.config.get_session_monitoring ()) {
-               case MonitorDisk:
-                       return MonitoringDisk;
-                       break;
-               case MonitorInput:
-                       return MonitoringInput;
-                       break;
-               default:
-                       break;
-       }
-
-       /* 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 = _disk_writer->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.
-        *
-        * rg: I suspect this is not the case: monitoring may differ
-        */
-
-       if (_session.config.get_punch_in() || _session.config.get_punch_out() || _session.preroll_record_punch_enabled ()) {
-               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)
+Track::maybe_declick (BufferSet& bufs, samplecnt_t nframes, int declick)
 {
         /* never declick if there is an internal generator - we just want it to
            keep generating sound without interruption.
@@ -1149,42 +1000,6 @@ Track::maybe_declick (BufferSet& bufs, framecnt_t nframes, int 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)
 {
@@ -1269,10 +1084,10 @@ Track::use_captured_midi_sources (SourceList& srcs, CaptureInfos const & capture
                return;
        }
 
-       framecnt_t total_capture = 0;
+       samplecnt_t total_capture = 0;
 
        for (total_capture = 0, ci = capture_info.begin(); ci != capture_info.end(); ++ci) {
-               total_capture += (*ci)->frames;
+               total_capture += (*ci)->samples;
        }
 
        /* we will want to be able to keep (over)writing the source
@@ -1316,14 +1131,14 @@ Track::use_captured_midi_sources (SourceList& srcs, CaptureInfos const & capture
        pl->clear_changes ();
        pl->freeze ();
 
-       /* Session frame time of the initial capture in this pass, which is where the source starts */
-       framepos_t initial_capture = 0;
+       /* Session sample time of the initial capture in this pass, which is where the source starts */
+       samplepos_t initial_capture = 0;
        if (!capture_info.empty()) {
                initial_capture = capture_info.front()->start;
        }
 
-       BeatsFramesConverter converter (_session.tempo_map(), capture_info.front()->start);
-       const framepos_t preroll_off = _session.preroll_record_trim_len ();
+       BeatsSamplesConverter converter (_session.tempo_map(), capture_info.front()->start);
+       const samplepos_t preroll_off = _session.preroll_record_trim_len ();
 
        for (ci = capture_info.begin(); ci != capture_info.end(); ++ci) {
 
@@ -1332,18 +1147,18 @@ Track::use_captured_midi_sources (SourceList& srcs, CaptureInfos const & capture
                RegionFactory::region_name (region_name, mfs->name(), false);
 
                DEBUG_TRACE (DEBUG::CaptureAlignment, string_compose ("%1 capture start @ %2 length %3 add new region %4\n",
-                                                                     _name, (*ci)->start, (*ci)->frames, region_name));
+                                                                     _name, (*ci)->start, (*ci)->samples, region_name));
 
 
-               // cerr << _name << ": based on ci of " << (*ci)->start << " for " << (*ci)->frames << " add a region\n";
+               // cerr << _name << ": based on ci of " << (*ci)->start << " for " << (*ci)->samples << " add a region\n";
 
                try {
                        PropertyList plist;
 
                        /* start of this region is the offset between the start of its capture and the start of the whole pass */
                        plist.add (Properties::start, (*ci)->start - initial_capture);
-                       plist.add (Properties::length, (*ci)->frames);
-                       plist.add (Properties::length_beats, converter.from((*ci)->frames).to_double());
+                       plist.add (Properties::length, (*ci)->samples);
+                       plist.add (Properties::length_beats, converter.from((*ci)->samples).to_double());
                        plist.add (Properties::name, region_name);
 
                        boost::shared_ptr<Region> rx (RegionFactory::create (srcs, plist));
@@ -1408,7 +1223,7 @@ Track::use_captured_audio_sources (SourceList& srcs, CaptureInfos const & captur
        try {
                PropertyList plist;
 
-               plist.add (Properties::start, afs->last_capture_start_frame());
+               plist.add (Properties::start, afs->last_capture_start_sample());
                plist.add (Properties::length, afs->length(0));
                plist.add (Properties::name, whole_file_region_name);
                boost::shared_ptr<Region> rx (RegionFactory::create (srcs, plist));
@@ -1429,8 +1244,8 @@ Track::use_captured_audio_sources (SourceList& srcs, CaptureInfos const & captur
        pl->set_capture_insertion_in_progress (true);
        pl->freeze ();
 
-       const framepos_t preroll_off = _session.preroll_record_trim_len ();
-       framecnt_t buffer_position = afs->last_capture_start_frame ();
+       const samplepos_t preroll_off = _session.preroll_record_trim_len ();
+       samplecnt_t buffer_position = afs->last_capture_start_sample ();
        CaptureInfos::const_iterator ci;
 
        for (ci = capture_info.begin(); ci != capture_info.end(); ++ci) {
@@ -1440,14 +1255,14 @@ Track::use_captured_audio_sources (SourceList& srcs, CaptureInfos const & captur
                RegionFactory::region_name (region_name, whole_file_region_name, false);
 
                DEBUG_TRACE (DEBUG::CaptureAlignment, string_compose ("%1 capture bufpos %5 start @ %2 length %3 add new region %4\n",
-                                                                     _name, (*ci)->start, (*ci)->frames, region_name, buffer_position));
+                                                                     _name, (*ci)->start, (*ci)->samples, region_name, buffer_position));
 
                try {
 
                        PropertyList plist;
 
                        plist.add (Properties::start, buffer_position);
-                       plist.add (Properties::length, (*ci)->frames);
+                       plist.add (Properties::length, (*ci)->samples);
                        plist.add (Properties::name, region_name);
 
                        boost::shared_ptr<Region> rx (RegionFactory::create (srcs, plist));
@@ -1465,7 +1280,7 @@ Track::use_captured_audio_sources (SourceList& srcs, CaptureInfos const & captur
                pl->add_region (region, (*ci)->start + preroll_off, 1, _disk_writer->non_layered());
                pl->set_layer (region, DBL_MAX);
 
-               buffer_position += (*ci)->frames;
+               buffer_position += (*ci)->samples;
        }
 
        pl->thaw ();