X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=libs%2Fardour%2Fardour%2Fmidi_source.h;h=0c2759b96d667222f1d4526faa9ff015dfa67bae;hb=90172686b92b53cc5ab1d60c0e6daecb65d17d3d;hp=8a09aad6c8ec007e10423ada379f24085b49a19c;hpb=79f91c7a205d981d2b8cc15e32a6da02d8423065;p=ardour.git diff --git a/libs/ardour/ardour/midi_source.h b/libs/ardour/ardour/midi_source.h index 8a09aad6c8..0c2759b96d 100644 --- a/libs/ardour/ardour/midi_source.h +++ b/libs/ardour/ardour/midi_source.h @@ -22,7 +22,6 @@ #include #include -#include #include #include "pbd/stateful.h" #include "pbd/xml++.h" @@ -34,6 +33,7 @@ namespace ARDOUR { +class MidiStateTracker; class MidiModel; template class MidiRingBuffer; @@ -47,33 +47,37 @@ class MidiSource : virtual public Source MidiSource (Session& session, const XMLNode&); virtual ~MidiSource (); + boost::shared_ptr clone (Evoral::MusicalTime begin = Evoral::MinMusicalTime, + Evoral::MusicalTime end = Evoral::MaxMusicalTime); + /** Read the data in a given time range from the MIDI source. * All time stamps in parameters are in audio frames (even if the source has tempo time). * \param dst Ring buffer where read events are written * \param source_start Start position of the SOURCE in this read context * \param start Start of range to be read * \param cnt Length of range to be read (in audio frames) - * \param stamp_offset Offset to add to event times written to dst - * \param negative_stamp_offset Offset to subtract from event times written to dst + * \param tracker an optional pointer to MidiStateTracker object, for note on/off tracking */ - virtual nframes_t midi_read (MidiRingBuffer& dst, - sframes_t source_start, - sframes_t start, nframes_t cnt, - sframes_t stamp_offset, sframes_t negative_stamp_offset) const; + virtual nframes_t midi_read (Evoral::EventSink& dst, + framepos_t source_start, + framepos_t start, nframes_t cnt, + MidiStateTracker*, + std::set const &) const; virtual nframes_t midi_write (MidiRingBuffer& src, - sframes_t source_start, - nframes_t cnt); + framepos_t source_start, + nframes_t cnt); virtual void append_event_unlocked_beats(const Evoral::Event& ev) = 0; virtual void append_event_unlocked_frames(const Evoral::Event& ev, - sframes_t source_start) = 0; + framepos_t source_start) = 0; - virtual sframes_t length (sframes_t pos) const; - virtual void update_length (sframes_t pos, sframes_t cnt); + virtual bool empty () const; + virtual framecnt_t length (framepos_t pos) const; + virtual void update_length (framepos_t pos, framecnt_t cnt); - virtual void mark_streaming_midi_write_started (NoteMode mode, sframes_t start_time); + virtual void mark_streaming_midi_write_started (NoteMode mode, framepos_t start_time); virtual void mark_streaming_write_started (); virtual void mark_streaming_write_completed (); @@ -85,13 +89,10 @@ class MidiSource : virtual public Source uint32_t read_data_count() const { return _read_data_count; } uint32_t write_data_count() const { return _write_data_count; } - static sigc::signal MidiSourceCreated; - - // Signal a range of recorded data is available for reading from model() - mutable sigc::signal ViewDataRangeReady; + static PBD::Signal1 MidiSourceCreated; XMLNode& get_state (); - int set_state (const XMLNode&, int version = 3000); + int set_state (const XMLNode&, int version); bool length_mutable() const { return true; } @@ -106,19 +107,36 @@ class MidiSource : virtual public Source void set_note_mode(NoteMode mode); boost::shared_ptr model() { return _model; } - void set_model(boost::shared_ptr m) { _model = m; } - void drop_model() { _model.reset(); } + void set_model (boost::shared_ptr); + void drop_model(); + + Evoral::ControlList::InterpolationStyle interpolation_of (Evoral::Parameter) const; + void set_interpolation_of (Evoral::Parameter, Evoral::ControlList::InterpolationStyle); + void copy_interpolation_from (boost::shared_ptr); + void copy_interpolation_from (MidiSource *); + + AutoState automation_state_of (Evoral::Parameter) const; + void set_automation_state_of (Evoral::Parameter, AutoState); + void copy_automation_state_from (boost::shared_ptr); + void copy_automation_state_from (MidiSource *); + + /** Emitted when a different MidiModel is set */ + PBD::Signal0 ModelChanged; + /** Emitted when a parameter's interpolation style is changed */ + PBD::Signal2 InterpolationChanged; + /** Emitted when a parameter's automation state is changed */ + PBD::Signal2 AutomationStateChanged; protected: virtual void flush_midi() = 0; - virtual nframes_t read_unlocked (MidiRingBuffer& dst, - sframes_t position, - sframes_t start, nframes_t cnt, - sframes_t stamp_offset, sframes_t negative_stamp_offset) const = 0; + virtual nframes_t read_unlocked (Evoral::EventSink& dst, + framepos_t position, + framepos_t start, nframes_t cnt, + MidiStateTracker* tracker) const = 0; virtual nframes_t write_unlocked (MidiRingBuffer& dst, - sframes_t position, + framepos_t position, nframes_t cnt) = 0; std::string _captured_for; @@ -129,13 +147,23 @@ class MidiSource : virtual public Source bool _writing; mutable Evoral::Sequence::const_iterator _model_iter; + mutable bool _model_iter_valid; mutable double _length_beats; - mutable sframes_t _last_read_end; - sframes_t _last_write_end; + mutable framepos_t _last_read_end; + framepos_t _last_write_end; - private: - bool file_changed (std::string path); + /** Map of interpolation styles to use for Parameters; if they are not in this map, + * the correct interpolation style can be obtained from EventTypeMap::interpolation_of () + */ + typedef std::map InterpolationStyleMap; + InterpolationStyleMap _interpolation_style; + + /** Map of automation states to use for Parameters; if they are not in this map, + * the correct automation state is Off. + */ + typedef std::map AutomationStateMap; + AutomationStateMap _automation_state; }; }