X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=libs%2Fardour%2Fmidi_track.cc;h=d07076ea65b8d2988513e01af50203ce73097b77;hb=16a8762dd494adb68756b8d549f349ed7bdccd9b;hp=6e4f07cf15c23bbfc432c700ed8283bf44e43333;hpb=761488e547a750907e70573216ea71f0c6789365;p=ardour.git diff --git a/libs/ardour/midi_track.cc b/libs/ardour/midi_track.cc index 6e4f07cf15..d07076ea65 100644 --- a/libs/ardour/midi_track.cc +++ b/libs/ardour/midi_track.cc @@ -1,6 +1,6 @@ /* Copyright (C) 2006 Paul Davis - By Dave Robillard, 2006 + Author: David Robillard This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by @@ -16,35 +16,36 @@ along with this program; if not, write to the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ -#include "pbd/error.h" + +#include // for ffs(3) #include "pbd/enumwriter.h" #include "pbd/convert.h" -#include "midi++/events.h" #include "evoral/midi_util.h" -#include "ardour/amp.h" #include "ardour/buffer_set.h" #include "ardour/debug.h" #include "ardour/delivery.h" -#include "ardour/io_processor.h" #include "ardour/meter.h" #include "ardour/midi_diskstream.h" #include "ardour/midi_playlist.h" #include "ardour/midi_port.h" -#include "ardour/midi_region.h" -#include "ardour/midi_source.h" #include "ardour/midi_track.h" -#include "ardour/panner.h" #include "ardour/port.h" #include "ardour/processor.h" -#include "ardour/route_group_specialized.h" #include "ardour/session.h" #include "ardour/session_playlists.h" #include "ardour/utils.h" #include "i18n.h" +namespace ARDOUR { +class InterThreadInfo; +class MidiSource; +class Region; +class SMFSource; +} + using namespace std; using namespace ARDOUR; using namespace PBD; @@ -55,8 +56,9 @@ MidiTrack::MidiTrack (Session& sess, string name, Route::Flag flag, TrackMode mo , _step_edit_ring_buffer(64) // FIXME: size? , _note_mode(Sustained) , _step_editing (false) - , _default_channel (0) - , _midi_thru (true) + , _input_active (true) + , _playback_channel_mask(0x0000ffff) + , _capture_channel_mask(0x0000ffff) { } @@ -64,50 +66,60 @@ MidiTrack::~MidiTrack () { } -void -MidiTrack::use_new_diskstream () +int +MidiTrack::init () { - MidiDiskstream::Flag dflags = MidiDiskstream::Flag (0); - - if (_flags & Hidden) { - dflags = MidiDiskstream::Flag (dflags | MidiDiskstream::Hidden); - } else { - dflags = MidiDiskstream::Flag (dflags | MidiDiskstream::Recordable); + if (Track::init ()) { + return -1; } - assert(_mode != Destructive); + _input->changed.connect_same_thread (*this, boost::bind (&MidiTrack::track_input_active, this, _1, _2)); + + return 0; +} + +boost::shared_ptr +MidiTrack::create_diskstream () +{ + MidiDiskstream::Flag dflags = MidiDiskstream::Flag (MidiDiskstream::Recordable); - boost::shared_ptr ds (new MidiDiskstream (_session, name(), dflags)); - ds->do_refill_with_alloc (); - ds->set_block_size (_session.get_block_size ()); + assert(_mode != Destructive); - set_diskstream (ds); + return boost::shared_ptr (new MidiDiskstream (_session, name(), dflags)); } + void MidiTrack::set_record_enabled (bool yn, void *src) { - if (_step_editing) { - return; - } + if (_step_editing) { + return; + } - Track::set_record_enabled (yn, src); + Track::set_record_enabled (yn, src); } void MidiTrack::set_diskstream (boost::shared_ptr ds) { - Track::set_diskstream (ds); + /* We have to do this here, as Track::set_diskstream will cause a buffer refill, + and the diskstream must be set up to fill its buffers using the correct _note_mode. + */ + boost::shared_ptr mds = boost::dynamic_pointer_cast (ds); + mds->set_note_mode (_note_mode); + Track::set_diskstream (ds); + + mds->reset_tracker (); + _diskstream->set_track (this); _diskstream->set_destructive (_mode == Destructive); - _diskstream->set_record_enabled (false); - //_diskstream->monitor_input (false); _diskstream_data_recorded_connection.disconnect (); - boost::shared_ptr mds = boost::dynamic_pointer_cast (ds); - mds->DataRecorded.connect_same_thread (_diskstream_data_recorded_connection, boost::bind (&MidiTrack::diskstream_data_recorded, this, _1, _2)); + mds->DataRecorded.connect_same_thread ( + _diskstream_data_recorded_connection, + boost::bind (&MidiTrack::diskstream_data_recorded, this, _1)); DiskstreamChanged (); /* EMIT SIGNAL */ } @@ -120,69 +132,67 @@ MidiTrack::midi_diskstream() const int MidiTrack::set_state (const XMLNode& node, int version) -{ - return _set_state (node, version, true); -} - -int -MidiTrack::_set_state (const XMLNode& node, int version, bool call_base) { const XMLProperty *prop; - XMLNodeConstIterator iter; - - if (Route::_set_state (node, version, call_base)) { - return -1; - } - - // No destructive MIDI tracks (yet?) - _mode = Normal; + /* This must happen before Track::set_state(), as there will be a buffer + fill during that call, and we must fill buffers using the correct + _note_mode. + */ if ((prop = node.property (X_("note-mode"))) != 0) { _note_mode = NoteMode (string_2_enum (prop->value(), _note_mode)); } else { _note_mode = Sustained; } - if ((prop = node.property ("midi-thru")) != 0) { - set_midi_thru (prop->value() == "yes"); + if (Track::set_state (node, version)) { + return -1; } - if ((prop = node.property ("default-channel")) != 0) { - set_default_channel ((uint8_t) atoi (prop->value())); - } + // No destructive MIDI tracks (yet?) + _mode = Normal; - XMLNodeList nlist; - XMLNodeConstIterator niter; - XMLNode *child; + if ((prop = node.property ("input-active")) != 0) { + set_input_active (string_is_affirmative (prop->value())); + } - nlist = node.children(); + ChannelMode playback_channel_mode = AllChannels; + ChannelMode capture_channel_mode = AllChannels; - if (version >= 3000) { - if ((child = find_named_node (node, X_("Diskstream"))) != 0) { - boost::shared_ptr ds (new MidiDiskstream (_session, *child)); - ds->do_refill_with_alloc (); - set_diskstream (ds); - } + if ((prop = node.property ("playback-channel-mode")) != 0) { + playback_channel_mode = ChannelMode (string_2_enum(prop->value(), playback_channel_mode)); + } + if ((prop = node.property ("capture-channel-mode")) != 0) { + capture_channel_mode = ChannelMode (string_2_enum(prop->value(), capture_channel_mode)); + } + if ((prop = node.property ("channel-mode")) != 0) { + /* 3.0 behaviour where capture and playback modes were not separated */ + playback_channel_mode = ChannelMode (string_2_enum(prop->value(), playback_channel_mode)); + capture_channel_mode = playback_channel_mode; } - /* set rec-enable control *AFTER* setting up diskstream, because it may want to operate - on the diskstream as it sets its own state - */ - - for (niter = nlist.begin(); niter != nlist.end(); ++niter){ - child = *niter; + unsigned int playback_channel_mask = 0xffff; + unsigned int capture_channel_mask = 0xffff; - if (child->name() == Controllable::xml_node_name && (prop = child->property ("name")) != 0) { - if (prop->value() == X_("recenable")) { - _rec_enable_control->set_state (*child, version); - } - } + if ((prop = node.property ("playback-channel-mask")) != 0) { + sscanf (prop->value().c_str(), "0x%x", &playback_channel_mask); } + if ((prop = node.property ("capture-channel-mask")) != 0) { + sscanf (prop->value().c_str(), "0x%x", &capture_channel_mask); + } + if ((prop = node.property ("channel-mask")) != 0) { + sscanf (prop->value().c_str(), "0x%x", &playback_channel_mask); + capture_channel_mask = playback_channel_mask; + } + + set_playback_channel_mode (playback_channel_mode, playback_channel_mask); + set_capture_channel_mode (capture_channel_mode, capture_channel_mask); pending_state = const_cast (&node); if (_session.state_of_the_state() & Session::Loading) { - _session.StateReady.connect_same_thread (*this, boost::bind (&MidiTrack::set_state_part_two, this)); + _session.StateReady.connect_same_thread ( + *this, boost::bind (&MidiTrack::set_state_part_two, this)); } else { set_state_part_two (); } @@ -193,7 +203,7 @@ MidiTrack::_set_state (const XMLNode& node, int version, bool call_base) XMLNode& MidiTrack::state(bool full_state) { - XMLNode& root (Route::state(full_state)); + XMLNode& root (Track::state(full_state)); XMLNode* freeze_node; char buf[64]; @@ -216,15 +226,16 @@ MidiTrack::state(bool full_state) root.add_child_nocopy (*freeze_node); } - root.add_property (X_("note-mode"), enum_2_string (_note_mode)); - root.add_child_nocopy (_rec_enable_control->get_state()); - root.add_child_nocopy (_diskstream->get_state ()); + root.add_property("playback_channel-mode", enum_2_string(get_playback_channel_mode())); + root.add_property("capture_channel-mode", enum_2_string(get_capture_channel_mode())); + snprintf (buf, sizeof(buf), "0x%x", get_playback_channel_mask()); + root.add_property("playback-channel-mask", buf); + snprintf (buf, sizeof(buf), "0x%x", get_capture_channel_mask()); + root.add_property("capture-channel-mask", buf); - root.add_property ("step-editing", (_step_editing ? "yes" : "no")); root.add_property ("note-mode", enum_2_string (_note_mode)); - root.add_property ("midi-thru", (_midi_thru ? "yes" : "no")); - snprintf (buf, sizeof (buf), "%d", (int) _default_channel); - root.add_property ("default-channel", buf); + root.add_property ("step-editing", (_step_editing ? "yes" : "no")); + root.add_property ("input-active", (_input_active ? "yes" : "no")); return root; } @@ -287,114 +298,127 @@ MidiTrack::set_state_part_two () } } - if ((fnode = find_named_node (*pending_state, X_("Diskstream"))) != 0) { - boost::shared_ptr ds (new MidiDiskstream (_session, *fnode)); - ds->do_refill_with_alloc (); - ds->set_block_size (_session.get_block_size ()); - set_diskstream (ds); + if (midi_diskstream ()) { + midi_diskstream()->set_block_size (_session.get_block_size ()); } return; } +/** @param need_butler to be set to true if this track now needs the butler, otherwise it can be left alone + * or set to false. + */ int -MidiTrack::roll (nframes_t nframes, framepos_t start_frame, framepos_t end_frame, int declick, - bool can_record, bool rec_monitors_input, bool& needs_butler) +MidiTrack::roll (pframes_t nframes, framepos_t start_frame, framepos_t end_frame, int declick, bool& need_butler) { - Glib::RWLock::ReaderLock lm (_processor_lock, Glib::TRY_LOCK); + Glib::Threads::RWLock::ReaderLock lm (_processor_lock, Glib::Threads::TRY_LOCK); if (!lm.locked()) { + boost::shared_ptr diskstream = midi_diskstream(); + framecnt_t playback_distance = diskstream->calculate_playback_distance(nframes); + if (can_internal_playback_seek(std::llabs(playback_distance))) { + /* TODO should declick, and/or note-off */ + internal_playback_seek(playback_distance); + } return 0; } - int dret; boost::shared_ptr diskstream = midi_diskstream(); - automation_snapshot (start_frame); - if (n_outputs().n_total() == 0 && _processors.empty()) { return 0; } if (!_active) { silence (nframes); + if (_meter_point == MeterInput && (_monitoring & MonitorInput || _diskstream->record_enabled())) { + _meter->reset(); + } return 0; } - nframes_t transport_frame = _session.transport_frame(); + framepos_t transport_frame = _session.transport_frame(); + int dret; + framecnt_t playback_distance; if ((nframes = check_initial_delay (nframes, transport_frame)) == 0) { /* need to do this so that the diskstream sets its playback distance to zero, thus causing diskstream::commit to do nothing. */ - return diskstream->process (transport_frame, 0, can_record, rec_monitors_input, needs_butler); - } + BufferSet bufs; /* empty set - is OK, since nothing will happen */ - _silent = false; - - if ((dret = diskstream->process (transport_frame, nframes, can_record, rec_monitors_input, needs_butler)) != 0) { - silence (nframes); + dret = diskstream->process (bufs, transport_frame, 0, playback_distance, false); + need_butler = diskstream->commit (playback_distance); return dret; } - /* special condition applies */ + BufferSet& bufs = _session.get_route_buffers (n_process_buffers()); - if (_meter_point == MeterInput) { - _input->process_input (_meter, start_frame, end_frame, nframes); - } + fill_buffers_with_input (bufs, _input, nframes); - if (diskstream->record_enabled() && !can_record && !_session.config.get_auto_input()) { + if (_meter_point == MeterInput && (_monitoring & MonitorInput || _diskstream->record_enabled())) { + _meter->run (bufs, start_frame, end_frame, nframes, true); + } - /* not actually recording, but we want to hear the input material anyway, - at least potentially (depending on monitoring options) - */ + /* filter captured data before the diskstream sees it */ - passthru (start_frame, end_frame, nframes, 0); + filter_channels (bufs, get_capture_channel_mode(), get_capture_channel_mask()); - } else { - /* - XXX is it true that the earlier test on n_outputs() - means that we can avoid checking it again here? i think - so, because changing the i/o configuration of an IO - requires holding the AudioEngine lock, which we hold - while in the process() tree. - */ + _silent = false; + if ((dret = diskstream->process (bufs, transport_frame, nframes, playback_distance, (monitoring_state() == MonitoringDisk))) != 0) { + need_butler = diskstream->commit (playback_distance); + silence (nframes); + return dret; + } - /* copy the diskstream data to all output buffers */ + /* filter playback data before we do anything else */ + + filter_channels (bufs, get_playback_channel_mode(), get_playback_channel_mask ()); - //const size_t limit = n_process_buffers().n_audio(); - BufferSet& bufs = _session.get_scratch_buffers (n_process_buffers()); - MidiBuffer& mbuf (bufs.get_midi (0)); + if (monitoring_state() == MonitoringInput) { - /* we are a MIDI track, so we always start the chain with a single-channel diskstream */ - ChanCount c; - c.set_audio (0); - c.set_midi (1); - bufs.set_count (c); + /* not actually recording, but we want to hear the input material anyway, + at least potentially (depending on monitoring options) + */ - diskstream->get_playback (mbuf, start_frame, end_frame); + /* because the playback buffer is event based and not a + * continuous stream, we need to make sure that we empty + * it of events every cycle to avoid it filling up with events + * read from disk, while we are actually monitoring input + */ - /* append immediate messages to the first MIDI buffer (thus sending it to the first output port) */ + diskstream->flush_playback (start_frame, end_frame); - write_out_of_band_data (bufs, start_frame, end_frame, nframes); + } - process_output_buffers (bufs, start_frame, end_frame, nframes, - (!_session.get_record_enabled() || !Config->get_do_not_record_plugins()), declick); + + /* append immediate messages to the first MIDI buffer (thus sending it to the first output port) */ + + write_out_of_band_data (bufs, start_frame, end_frame, nframes); + + /* final argument: don't waste time with automation if we're not recording or rolling */ + + process_output_buffers (bufs, start_frame, end_frame, nframes, + declick, (!diskstream->record_enabled() && !_session.transport_stopped())); + for (ProcessorList::iterator i = _processors.begin(); i != _processors.end(); ++i) { + boost::shared_ptr d = boost::dynamic_pointer_cast (*i); + if (d) { + d->flush_buffers (nframes); + } } - _main_outs->flush_buffers (nframes, end_frame - start_frame - 1); - + need_butler = diskstream->commit (playback_distance); + return 0; } int -MidiTrack::no_roll (nframes_t nframes, framepos_t start_frame, framepos_t end_frame, - bool state_changing, bool can_record, bool rec_monitors_input) +MidiTrack::no_roll (pframes_t nframes, framepos_t start_frame, framepos_t end_frame, bool state_changing) { - int ret = Track::no_roll (nframes, start_frame, end_frame, state_changing, can_record, rec_monitors_input); + int ret = Track::no_roll (nframes, start_frame, end_frame, state_changing); if (ret == 0 && _step_editing) { push_midi_input_to_step_edit_ringbuffer (nframes); @@ -404,13 +428,37 @@ MidiTrack::no_roll (nframes_t nframes, framepos_t start_frame, framepos_t end_fr } void -MidiTrack::handle_transport_stopped (bool abort, bool did_locate, bool flush_processors) +MidiTrack::realtime_locate () +{ + Glib::Threads::RWLock::ReaderLock lm (_processor_lock, Glib::Threads::TRY_LOCK); + + if (!lm.locked ()) { + return; + } + + for (ProcessorList::iterator i = _processors.begin(); i != _processors.end(); ++i) { + (*i)->realtime_locate (); + } + + midi_diskstream()->reset_tracker (); +} + +void +MidiTrack::realtime_handle_transport_stopped () { - Route::handle_transport_stopped (abort, did_locate, flush_processors); + Glib::Threads::RWLock::ReaderLock lm (_processor_lock, Glib::Threads::TRY_LOCK); + + if (!lm.locked ()) { + return; + } + + for (ProcessorList::iterator i = _processors.begin(); i != _processors.end(); ++i) { + (*i)->realtime_handle_transport_stopped (); + } } void -MidiTrack::push_midi_input_to_step_edit_ringbuffer (nframes_t nframes) +MidiTrack::push_midi_input_to_step_edit_ringbuffer (framecnt_t nframes) { PortSet& ports (_input->ports()); @@ -422,72 +470,109 @@ MidiTrack::push_midi_input_to_step_edit_ringbuffer (nframes_t nframes) for (MidiBuffer::const_iterator e = mb->begin(); e != mb->end(); ++e) { - const Evoral::MIDIEvent ev(*e, false); + const Evoral::MIDIEvent ev(*e, false); - /* note on, since for step edit, note length is determined - elsewhere - */ - - if (ev.is_note_on()) { - /* we don't care about the time for this purpose */ - _step_edit_ring_buffer.write (0, ev.type(), ev.size(), ev.buffer()); - } + /* note on, since for step edit, note length is determined + elsewhere + */ + + if (ev.is_note_on()) { + /* we don't care about the time for this purpose */ + _step_edit_ring_buffer.write (0, ev.type(), ev.size(), ev.buffer()); + } } } } -void -MidiTrack::write_out_of_band_data (BufferSet& bufs, framepos_t /*start*/, framepos_t /*end*/, nframes_t nframes) +void +MidiTrack::filter_channels (BufferSet& bufs, ChannelMode mode, uint32_t mask) { - // Append immediate events + if (mode == AllChannels) { + return; + } + MidiBuffer& buf (bufs.get_midi (0)); - if (_immediate_events.read_space()) { - DEBUG_TRACE (DEBUG::MidiIO, string_compose ("%1 has %2 of immediate events to deliver\n", - name(), _immediate_events.read_space())); - } - _immediate_events.read (buf, 0, 1, nframes-1); // all stamps = 0 - - // MIDI thru: send incoming data "through" output - if (_midi_thru && _session.transport_speed() != 0.0f && _input->n_ports().n_midi()) { - buf.merge_in_place (_input->midi(0)->get_midi_buffer(nframes)); + + for (MidiBuffer::iterator e = buf.begin(); e != buf.end(); ) { + + Evoral::MIDIEvent ev(*e, false); + + if (ev.is_channel_event()) { + switch (mode) { + case FilterChannels: + if (0 == ((1< /*endpoint*/, bool /*include_endpoint*/, bool /*forexport*/) { - Route::set_latency_delay (longest_session_latency); - _diskstream->set_roll_delay (_roll_delay); + return -1; } boost::shared_ptr MidiTrack::bounce (InterThreadInfo& /*itt*/) { - throw; - // vector srcs; - // return _session.write_one_track (*this, 0, _session.current_end_frame(), false, srcs, itt); + std::cerr << "MIDI bounce currently unsupported" << std::endl; return boost::shared_ptr (); } boost::shared_ptr -MidiTrack::bounce_range (nframes_t /*start*/, nframes_t /*end*/, InterThreadInfo& /*itt*/, bool /*enable_processing*/) +MidiTrack::bounce_range (framepos_t /*start*/, framepos_t /*end*/, InterThreadInfo& /*itt*/, + boost::shared_ptr /*endpoint*/, bool /*include_endpoint*/) { - throw; - //vector srcs; - //return _session.write_one_track (*this, start, end, false, srcs, itt); + std::cerr << "MIDI bounce range currently unsupported" << std::endl; return boost::shared_ptr (); } void MidiTrack::freeze_me (InterThreadInfo& /*itt*/) { + std::cerr << "MIDI freeze currently unsupported" << std::endl; } void @@ -504,12 +589,19 @@ MidiTrack::set_note_mode (NoteMode m) midi_diskstream()->set_note_mode(m); } +std::string +MidiTrack::describe_parameter (Evoral::Parameter param) +{ + const std::string str(instrument_info().get_controller_name(param)); + return str.empty() ? Automatable::describe_parameter(param) : str; +} + void MidiTrack::midi_panic() { - DEBUG_TRACE (DEBUG::MidiIO, string_compose ("%1 delivers panic data\n", name())); + DEBUG_TRACE (DEBUG::MidiIO, string_compose ("%1 delivers panic data\n", name())); for (uint8_t channel = 0; channel <= 0xF; channel++) { - uint8_t ev[3] = { MIDI_CMD_CONTROL | channel, MIDI_CTL_SUSTAIN, 0 }; + uint8_t ev[3] = { ((uint8_t) (MIDI_CMD_CONTROL | channel)), ((uint8_t) MIDI_CTL_SUSTAIN), 0 }; write_immediate_event(3, ev); ev[1] = MIDI_CTL_ALL_NOTES_OFF; write_immediate_event(3, ev); @@ -535,9 +627,9 @@ void MidiTrack::MidiControl::set_value(double val) { bool valid = false; - if (isinf(val)) { + if (std::isinf(val)) { cerr << "MIDIControl value is infinity" << endl; - } else if (isnan(val)) { + } else if (std::isnan(val)) { cerr << "MIDIControl value is NaN" << endl; } else if (val < _list->parameter().min()) { cerr << "MIDIControl value is < " << _list->parameter().min() << endl; @@ -554,7 +646,7 @@ MidiTrack::MidiControl::set_value(double val) assert(val <= _list->parameter().max()); if ( ! automation_playback()) { size_t size = 3; - uint8_t ev[3] = { _list->parameter().channel(), int(val), 0 }; + uint8_t ev[3] = { _list->parameter().channel(), uint8_t (val), 0 }; switch(_list->parameter().type()) { case MidiCCAutomation: ev[0] += MIDI_CMD_CONTROL; @@ -592,50 +684,70 @@ MidiTrack::MidiControl::set_value(double val) void MidiTrack::set_step_editing (bool yn) { - if (_session.record_status() != Session::Disabled) { - return; - } + if (_session.record_status() != Session::Disabled) { + return; + } - if (yn != _step_editing) { - _step_editing = yn; - StepEditStatusChange (yn); - } + if (yn != _step_editing) { + _step_editing = yn; + StepEditStatusChange (yn); + } } -void -MidiTrack::set_default_channel (uint8_t chn) +boost::shared_ptr +MidiTrack::write_source (uint32_t) { - _default_channel = std::min ((unsigned int) chn, 15U); + return midi_diskstream()->write_source (); } void -MidiTrack::set_midi_thru (bool yn) +MidiTrack::set_playback_channel_mode(ChannelMode mode, uint16_t mask) { - _midi_thru = yn; -} + ChannelMode old = get_playback_channel_mode (); + uint16_t old_mask = get_playback_channel_mask (); -boost::shared_ptr -MidiTrack::write_source (uint32_t) -{ - return midi_diskstream()->write_source (); + if (old != mode || mask != old_mask) { + _set_playback_channel_mode (mode, mask); + PlaybackChannelModeChanged (); + _session.set_dirty (); + } } void -MidiTrack::set_channel_mode (ChannelMode mode, uint16_t mask) +MidiTrack::set_capture_channel_mode(ChannelMode mode, uint16_t mask) { - midi_diskstream()->set_channel_mode (mode, mask); + ChannelMode old = get_capture_channel_mode (); + uint16_t old_mask = get_capture_channel_mask (); + + if (old != mode || mask != old_mask) { + _set_capture_channel_mode (mode, mask); + CaptureChannelModeChanged (); + _session.set_dirty (); + } } -ChannelMode -MidiTrack::get_channel_mode () +void +MidiTrack::set_playback_channel_mask (uint16_t mask) { - return midi_diskstream()->get_channel_mode (); + uint16_t old = get_playback_channel_mask(); + + if (old != mask) { + _set_playback_channel_mask (mask); + PlaybackChannelMaskChanged (); + _session.set_dirty (); + } } -uint16_t -MidiTrack::get_channel_mask () +void +MidiTrack::set_capture_channel_mask (uint16_t mask) { - return midi_diskstream()->get_channel_mask (); + uint16_t old = get_capture_channel_mask(); + + if (old != mask) { + _set_capture_channel_mask (mask); + CaptureChannelMaskChanged (); + _session.set_dirty (); + } } boost::shared_ptr @@ -645,8 +757,135 @@ MidiTrack::midi_playlist () } void -MidiTrack::diskstream_data_recorded (boost::shared_ptr buf, boost::weak_ptr src) +MidiTrack::diskstream_data_recorded (boost::weak_ptr src) +{ + DataRecorded (src); /* EMIT SIGNAL */ +} + +bool +MidiTrack::input_active () const +{ + return _input_active; +} + +void +MidiTrack::set_input_active (bool yn) +{ + if (yn != _input_active) { + _input_active = yn; + map_input_active (yn); + InputActiveChanged (); /* EMIT SIGNAL */ + } +} + +void +MidiTrack::map_input_active (bool yn) +{ + if (!_input) { + return; + } + + PortSet& ports (_input->ports()); + + for (PortSet::iterator p = ports.begin(DataType::MIDI); p != ports.end(DataType::MIDI); ++p) { + boost::shared_ptr mp = boost::dynamic_pointer_cast (*p); + if (yn != mp->input_active()) { + mp->set_input_active (yn); + } + } +} + +void +MidiTrack::track_input_active (IOChange change, void* /* src */) +{ + if (change.type & IOChange::ConfigurationChanged) { + map_input_active (_input_active); + } +} + +boost::shared_ptr +MidiTrack::diskstream_factory (XMLNode const & node) +{ + return boost::shared_ptr (new MidiDiskstream (_session, node)); +} + +boost::shared_ptr +MidiTrack::get_gui_feed_buffer () const +{ + return midi_diskstream()->get_gui_feed_buffer (); +} + +void +MidiTrack::act_on_mute () { - DataRecorded (buf, src); /* EMIT SIGNAL */ + /* this is called right after our mute status has changed. + if we are now muted, send suitable output to shutdown + all our notes. + + XXX we should should also stop all relevant note trackers. + */ + + /* If we haven't got a diskstream yet, there's nothing to worry about, + and we can't call get_channel_mask() anyway. + */ + if (!midi_diskstream()) { + return; + } + + if (muted()) { + /* only send messages for channels we are using */ + + uint16_t mask = get_playback_channel_mask(); + + for (uint8_t channel = 0; channel <= 0xF; channel++) { + + if ((1<ports()); + + for (PortSet::iterator p = ports.begin(); p != ports.end(); ++p) { + boost::shared_ptr mp = boost::dynamic_pointer_cast (*p); + if (mp) { + mp->require_resolve (); + } + } + + boost::shared_ptr md (midi_diskstream()); + + if (md) { + md->reset_tracker (); + } + } +} + +MonitorState +MidiTrack::monitoring_state () const +{ + MonitorState ms = Track::monitoring_state(); + if (ms == MonitoringSilence) { + return MonitoringInput; + } + return ms; +} +