diff options
Diffstat (limited to 'libs/ardour/ardour/session.h')
| -rw-r--r-- | libs/ardour/ardour/session.h | 64 |
1 files changed, 52 insertions, 12 deletions
diff --git a/libs/ardour/ardour/session.h b/libs/ardour/ardour/session.h index efe51e7b49..1d81473f1d 100644 --- a/libs/ardour/ardour/session.h +++ b/libs/ardour/ardour/session.h @@ -110,6 +110,8 @@ class IOProcessor; class ImportStatus; class MidiClockTicker; class MidiControlUI; +class MidiPortManager; +class MidiPort; class MidiRegion; class MidiSource; class MidiTrack; @@ -381,9 +383,6 @@ class Session : public PBD::StatefulDestructible, public PBD::ScopedConnectionLi framecnt_t worst_track_latency () const { return _worst_track_latency; } framecnt_t worst_playback_latency () const { return _worst_output_latency + _worst_track_latency; } -#ifdef HAVE_JACK_SESSION - void jack_session_event (jack_session_event_t* event); -#endif int save_state (std::string snapshot_name, bool pending = false, bool switch_to_snapshot = false); int restore_state (std::string snapshot_name); int save_template (std::string template_name); @@ -556,6 +555,11 @@ class Session : public PBD::StatefulDestructible, public PBD::ScopedConnectionLi int remove_last_capture (); + /** handlers should return 0 for "everything OK", and any other value for + * "cannot setup audioengine". + */ + static PBD::Signal1<int,uint32_t> AudioEngineSetupRequired; + /** handlers should return -1 for "stop cleanup", 0 for "yes, delete this playlist", 1 for "no, don't delete this playlist". @@ -813,8 +817,8 @@ class Session : public PBD::StatefulDestructible, public PBD::ScopedConnectionLi boost::shared_ptr<SessionPlaylists> playlists; void send_mmc_locate (framepos_t); - int send_full_time_code (framepos_t); - void send_song_position_pointer (framepos_t); + void queue_full_time_code () { _send_timecode_update = true; } + void queue_song_position_pointer () { /* currently does nothing */ } bool step_editing() const { return (_step_editors > 0); } @@ -863,6 +867,27 @@ class Session : public PBD::StatefulDestructible, public PBD::ScopedConnectionLi boost::shared_ptr<IO> ltc_input_io() { return _ltc_input; } boost::shared_ptr<IO> ltc_output_io() { return _ltc_output; } + MIDI::Port* midi_input_port () const; + MIDI::Port* midi_output_port () const; + MIDI::Port* mmc_output_port () const; + MIDI::Port* mmc_input_port () const; + + boost::shared_ptr<MidiPort> midi_clock_output_port () const; + boost::shared_ptr<MidiPort> midi_clock_input_port () const; + boost::shared_ptr<MidiPort> mtc_output_port () const; + boost::shared_ptr<MidiPort> mtc_input_port () const; + + MIDI::MachineControl& mmc() { return *_mmc; } + + /* Callbacks specifically related to JACK, and called directly + * from the JACK audio backend. + */ + +#ifdef HAVE_JACK_SESSION + void jack_session_event (jack_session_event_t* event); +#endif + void jack_timebase_callback (jack_transport_state_t, pframes_t, jack_position_t*, int); + protected: friend class AudioEngine; void set_block_size (pframes_t nframes); @@ -1046,7 +1071,7 @@ class Session : public PBD::StatefulDestructible, public PBD::ScopedConnectionLi boost::scoped_ptr<SessionDirectory> _session_dir; void hookup_io (); - void when_engine_running (); + int when_engine_running (); void graph_reordered (); /** current snapshot name, without the .ardour suffix */ @@ -1112,8 +1137,8 @@ class Session : public PBD::StatefulDestructible, public PBD::ScopedConnectionLi void auto_loop_changed (Location *); void auto_loop_declick_range (Location *, framepos_t &, framepos_t &); - void first_stage_init (std::string path, std::string snapshot_name); - int second_stage_init (); + void pre_engine_init (std::string path); + int post_engine_init (); void remove_empty_sounds (); void setup_midi_control (); @@ -1216,7 +1241,7 @@ class Session : public PBD::StatefulDestructible, public PBD::ScopedConnectionLi framepos_t ltc_timecode_offset; bool ltc_timecode_negative_offset; - jack_latency_range_t ltc_out_latency; + LatencyRange ltc_out_latency; void ltc_tx_initialize(); void ltc_tx_cleanup(); @@ -1261,6 +1286,13 @@ class Session : public PBD::StatefulDestructible, public PBD::ScopedConnectionLi void engine_halted (); void xrun_recovery (); + /* These are synchronous and so can only be called from within the process + * cycle + */ + + int send_full_time_code (framepos_t, pframes_t nframes); + void send_song_position_pointer (framepos_t); + TempoMap *_tempo_map; void tempo_map_changed (const PBD::PropertyChange&); @@ -1429,9 +1461,8 @@ class Session : public PBD::StatefulDestructible, public PBD::ScopedConnectionLi */ std::list<GQuark> _current_trans_quarks; - void jack_timebase_callback (jack_transport_state_t, pframes_t, jack_position_t*, int); - int jack_sync_callback (jack_transport_state_t, jack_position_t*); - void reset_jack_connection (jack_client_t* jack); + int backend_sync_callback (TransportState, framepos_t); + void process_rtop (SessionEvent*); void update_latency (bool playback); @@ -1585,6 +1616,15 @@ class Session : public PBD::StatefulDestructible, public PBD::ScopedConnectionLi void reconnect_ltc_input (); void reconnect_ltc_output (); + + /* persistent, non-track related MIDI ports */ + MidiPortManager* _midi_ports; + MIDI::MachineControl* _mmc; + + void setup_ltc (); + void setup_click (); + void setup_bundles (); + int ensure_engine (uint32_t desired_sample_rate); }; } // namespace ARDOUR |