Move Diskstream ownership to Track, so that Session no longer holds lists of Diskstre...
[ardour.git] / libs / ardour / track.cc
index 1aa917ca9d0830a9e93ba9eb8c5af95aae95d6e6..a7325189c81547b98c464879811daf242d58c393 100644 (file)
@@ -41,21 +41,12 @@ using namespace PBD;
 
 Track::Track (Session& sess, string name, Route::Flag flag, TrackMode mode, DataType default_type)
        : Route (sess, name, flag, default_type)
+        , _saved_meter_point (_meter_point)
+        , _mode (mode)
        , _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, default_type)
-       , _rec_enable_control (new RecEnableControllable(*this))
-{
-       _freeze_record.state = NoFreeze;
-       _declickable = true;
-       _saved_meter_point = _meter_point;
+        _declickable = true;
 }
 
 Track::~Track ()
@@ -63,6 +54,15 @@ Track::~Track ()
        DEBUG_TRACE (DEBUG::Destruction, string_compose ("track %1 destructor\n", _name));
 }
 
+int
+Track::init ()
+{
+        if (Route::init ()) {
+                return -1;
+        }
+
+        return 0;
+}
 XMLNode&
 Track::get_state ()
 {
@@ -171,7 +171,7 @@ Track::set_record_enable (bool yn, void *src)
                return;
        }
 
-       if (_route_group && src != _route_group && _route_group->active_property (RouteGroup::RecEnable)) {
+       if (_route_group && src != _route_group && _route_group->is_active() && _route_group->is_recenable()) {
                _route_group->apply (&Track::set_record_enable, yn, _route_group);
                return;
        }
@@ -185,10 +185,10 @@ Track::set_record_enable (bool yn, void *src)
 
        if (_diskstream->record_enabled()) {
                if (_meter_point != MeterCustom) {
-                       set_meter_point (MeterInput, this);
+                       set_meter_point (MeterInput);
                }
        } else {
-               set_meter_point (_saved_meter_point, this);
+               set_meter_point (_saved_meter_point);
        }
 
        _rec_enable_control->Changed ();
@@ -234,7 +234,7 @@ Track::zero_diskstream_id_in_xml (XMLNode& node)
 }
 
 int
-Track::no_roll (nframes_t nframes, sframes_t start_frame, sframes_t end_frame,
+Track::no_roll (nframes_t nframes, framepos_t start_frame, framepos_t end_frame,
                bool session_state_changing, bool can_record, bool /*rec_monitors_input*/)
 {
        if (n_outputs().n_total() == 0) {
@@ -261,7 +261,7 @@ Track::no_roll (nframes_t nframes, sframes_t start_frame, sframes_t end_frame,
                */
        }
 
-       diskstream()->check_record_status (start_frame, nframes, can_record);
+       _diskstream->check_record_status (start_frame, nframes, can_record);
 
        bool send_silence;
 
@@ -329,8 +329,8 @@ Track::no_roll (nframes_t nframes, sframes_t start_frame, sframes_t end_frame,
 }
 
 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 (nframes_t nframes, framepos_t /*start_frame*/, framepos_t /*end_frame*/,
+                   bool can_record, bool rec_monitors_input, bool& need_butler)
 {
        if (n_outputs().n_total() == 0 && _processors.empty()) {
                return 0;
@@ -346,5 +346,312 @@ Track::silent_roll (nframes_t nframes, sframes_t /*start_frame*/, sframes_t /*en
 
        silence (nframes);
 
-       return diskstream()->process (_session.transport_frame(), nframes, can_record, rec_monitors_input);
+       return _diskstream->process (_session.transport_frame(), nframes, can_record, rec_monitors_input, need_butler);
+}
+
+ChanCount
+Track::input_streams () const
+{
+        ChanCount cc = _input->n_ports ();
+
+        if (cc.n_total() == 0 && _diskstream) {
+                return cc = _diskstream->n_channels();
+        }
+
+        return cc;
+}
+
+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<Region> > &
+Track::last_capture_regions ()
+{
+       return _diskstream->last_capture_regions ();
+}
+
+void
+Track::set_capture_offset ()
+{
+       _diskstream->set_capture_offset ();
+}
+
+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 (nframes_t s, bool complete_refill)
+{
+       return _diskstream->seek (s, complete_refill);
+}
+
+bool
+Track::hidden () const
+{
+       return _diskstream->hidden ();
+}
+
+int
+Track::can_internal_playback_seek (nframes_t d)
+{
+       return _diskstream->can_internal_playback_seek (d);
+}
+
+int
+Track::internal_playback_seek (nframes_t d)
+{
+       return _diskstream->internal_playback_seek (d);
+}
+
+void
+Track::non_realtime_input_change ()
+{
+       _diskstream->non_realtime_input_change ();
+}
+
+void
+Track::non_realtime_locate (nframes_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 ();
+}
+
+nframes_t
+Track::get_captured_frames (uint32_t n)
+{
+       return _diskstream->get_captured_frames (n);
+}
+
+int
+Track::set_loop (Location* l)
+{
+       return _diskstream->set_loop (l);
+}
+
+void
+Track::transport_looped (nframes_t f)
+{
+       _diskstream->transport_looped (f);
+}
+
+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 ();
+}
+
+nframes_t
+Track::get_capture_start_frame (uint32_t n)
+{
+       return _diskstream->get_capture_start_frame (n);
+}
+
+AlignStyle
+Track::alignment_style () const
+{
+       return _diskstream->alignment_style ();
+}
+
+void
+Track::set_record_enabled (bool r)
+{
+       _diskstream->set_record_enabled (r);
+}
+
+nframes_t
+Track::current_capture_start () const
+{
+       return _diskstream->current_capture_start ();
+}
+
+nframes_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)
+{
+       _diskstream->set_align_style (s);
+}
+
+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 (nframes_t n)
+{
+       Route::set_block_size (n);
+       _diskstream->set_block_size (n);
 }