X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=libs%2Fardour%2Fmidi_track.cc;h=3f154644812345e4bf56d641c1f3d07621c805b9;hb=ced4378d0914bcfb926267772c45d1d23f3bed38;hp=a8a0e218a6bb5ac04452c92c79c5abb34bcd9f73;hpb=a8237f1aed3cd514cfa580aefad5a082bcdecb56;p=ardour.git diff --git a/libs/ardour/midi_track.cc b/libs/ardour/midi_track.cc index a8a0e218a6..3f15464481 100644 --- a/libs/ardour/midi_track.cc +++ b/libs/ardour/midi_track.cc @@ -16,19 +16,35 @@ along with this program; if not, write to the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ +#include + +#ifdef COMPILER_MSVC +#include + +// 'std::isinf()' and 'std::isnan()' are not available in MSVC. +#define isinf_local(val) !((bool)_finite((double)val)) +#define isnan_local(val) (bool)_isnan((double)val) +#else +#define isinf_local std::isinf +#define isnan_local std::isnan +#endif #include "pbd/enumwriter.h" #include "pbd/convert.h" #include "evoral/midi_util.h" +#include "ardour/beats_frames_converter.h" #include "ardour/buffer_set.h" #include "ardour/debug.h" #include "ardour/delivery.h" +#include "ardour/event_type_map.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_track.h" +#include "ardour/parameter_types.h" #include "ardour/port.h" #include "ardour/processor.h" #include "ardour/session.h" @@ -77,13 +93,7 @@ MidiTrack::init () boost::shared_ptr MidiTrack::create_diskstream () { - MidiDiskstream::Flag dflags = MidiDiskstream::Flag (0); - - if (_flags & Hidden) { - dflags = MidiDiskstream::Flag (dflags | MidiDiskstream::Hidden); - } else { - dflags = MidiDiskstream::Flag (dflags | MidiDiskstream::Recordable); - } + MidiDiskstream::Flag dflags = MidiDiskstream::Flag (MidiDiskstream::Recordable); assert(_mode != Destructive); @@ -158,6 +168,38 @@ MidiTrack::set_state (const XMLNode& node, int version) set_input_active (string_is_affirmative (prop->value())); } + ChannelMode playback_channel_mode = AllChannels; + ChannelMode capture_channel_mode = AllChannels; + + 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; + } + + unsigned int playback_channel_mask = 0xffff; + unsigned int capture_channel_mask = 0xffff; + + 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) { @@ -196,10 +238,15 @@ MidiTrack::state(bool full_state) root.add_child_nocopy (*freeze_node); } - root.add_property (X_("note-mode"), enum_2_string (_note_mode)); + 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 ("step-editing", (_step_editing ? "yes" : "no")); root.add_property ("input-active", (_input_active ? "yes" : "no")); return root; @@ -210,7 +257,7 @@ MidiTrack::set_state_part_two () { XMLNode* fnode; XMLProperty* prop; - LocaleGuard lg (X_("POSIX")); + LocaleGuard lg (X_("C")); /* This is called after all session state has been restored but before have been made ports and connections are established. @@ -270,27 +317,48 @@ MidiTrack::set_state_part_two () return; } +void +MidiTrack::update_controls(const BufferSet& bufs) +{ + const MidiBuffer& buf = bufs.get_midi(0); + for (MidiBuffer::const_iterator e = buf.begin(); e != buf.end(); ++e) { + const Evoral::MIDIEvent& ev = *e; + const Evoral::Parameter param = midi_parameter(ev.buffer(), ev.size()); + const boost::shared_ptr control = this->control(param); + if (control) { + control->set_double(ev.value(), _session.transport_frame(), false); + } + } +} + /** @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 (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(llabs(playback_distance))) { + /* TODO should declick, and/or note-off */ + internal_playback_seek(playback_distance); + } return 0; } 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; } @@ -304,25 +372,34 @@ MidiTrack::roll (pframes_t nframes, framepos_t start_frame, framepos_t end_frame playback distance to zero, thus causing diskstream::commit to do nothing. */ - dret = diskstream->process (transport_frame, 0, playback_distance); + BufferSet bufs; /* empty set - is OK, since nothing will happen */ + + dret = diskstream->process (bufs, transport_frame, 0, playback_distance, false); need_butler = diskstream->commit (playback_distance); return dret; } + BufferSet& bufs = _session.get_route_buffers (n_process_buffers()); + + fill_buffers_with_input (bufs, _input, nframes); + + /* filter captured data before meter sees it */ + _capture_filter.filter (bufs); + + if (_meter_point == MeterInput && (_monitoring & MonitorInput || _diskstream->record_enabled())) { + _meter->run (bufs, start_frame, end_frame, nframes, true); + } + _silent = false; - if ((dret = diskstream->process (transport_frame, nframes, playback_distance)) != 0) { + if ((dret = diskstream->process (bufs, transport_frame, nframes, playback_distance, (monitoring_state() == MonitoringDisk))) != 0) { need_butler = diskstream->commit (playback_distance); silence (nframes); return dret; } - /* special condition applies */ - - if (_meter_point == MeterInput) { - _input->process_input (_meter, start_frame, end_frame, nframes); - } + /* note diskstream uses our filter to filter/map playback channels appropriately. */ if (monitoring_state() == MonitoringInput) { @@ -338,43 +415,17 @@ MidiTrack::roll (pframes_t nframes, framepos_t start_frame, framepos_t end_frame diskstream->flush_playback (start_frame, end_frame); - passthru (start_frame, end_frame, nframes, 0); - - } 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. - */ - - - /* copy the diskstream data to all output buffers */ - - BufferSet& bufs = _session.get_scratch_buffers (n_process_buffers()); - MidiBuffer& mbuf (bufs.get_midi (0)); - - /* 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); - - diskstream->get_playback (mbuf, nframes); - - /* 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 recording or we've just stopped (yes it can happen) */ + } - process_output_buffers ( - bufs, start_frame, end_frame, nframes, - declick, (!diskstream->record_enabled() && !_session.transport_stopped()) - ); - } + + /* 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); @@ -403,7 +454,7 @@ MidiTrack::no_roll (pframes_t nframes, framepos_t start_frame, framepos_t end_fr void MidiTrack::realtime_locate () { - Glib::RWLock::ReaderLock lm (_processor_lock, Glib::TRY_LOCK); + Glib::Threads::RWLock::ReaderLock lm (_processor_lock, Glib::Threads::TRY_LOCK); if (!lm.locked ()) { return; @@ -419,7 +470,7 @@ MidiTrack::realtime_locate () void MidiTrack::realtime_handle_transport_stopped () { - Glib::RWLock::ReaderLock lm (_processor_lock, Glib::TRY_LOCK); + Glib::Threads::RWLock::ReaderLock lm (_processor_lock, Glib::Threads::TRY_LOCK); if (!lm.locked ()) { return; @@ -430,6 +481,42 @@ MidiTrack::realtime_handle_transport_stopped () } } +void +MidiTrack::non_realtime_locate (framepos_t pos) +{ + Track::non_realtime_locate(pos); + + boost::shared_ptr playlist = midi_diskstream()->midi_playlist(); + if (!playlist) { + return; + } + + /* Get the top unmuted region at this position. */ + boost::shared_ptr region = boost::dynamic_pointer_cast( + playlist->top_unmuted_region_at(pos)); + if (!region) { + return; + } + + Glib::Threads::Mutex::Lock lm (_control_lock, Glib::Threads::TRY_LOCK); + if (!lm.locked()) { + return; + } + + /* Update track controllers based on its "automation". */ + const framepos_t origin = region->position() - region->start(); + BeatsFramesConverter bfc(_session.tempo_map(), origin); + for (Controls::const_iterator c = _controls.begin(); c != _controls.end(); ++c) { + boost::shared_ptr tcontrol; + boost::shared_ptr rcontrol; + if ((tcontrol = boost::dynamic_pointer_cast(c->second)) && + (rcontrol = region->control(tcontrol->parameter()))) { + const Evoral::Beats pos_beats = bfc.from(pos - origin); + tcontrol->set_value(rcontrol->list()->eval(pos_beats.to_double())); + } + } +} + void MidiTrack::push_midi_input_to_step_edit_ringbuffer (framecnt_t nframes) { @@ -462,6 +549,8 @@ MidiTrack::write_out_of_band_data (BufferSet& bufs, framepos_t /*start*/, framep { MidiBuffer& buf (bufs.get_midi (0)); + update_controls (bufs); + // Append immediate events if (_immediate_events.read_space()) { @@ -473,36 +562,62 @@ MidiTrack::write_out_of_band_data (BufferSet& bufs, framepos_t /*start*/, framep * the last argument ("stop on overflow in destination") so that we'll * ship the rest out next time. * - * the (nframes-1) argument puts all these events at the last + * the Port::port_offset() + (nframes-1) argument puts all these events at the last * possible position of the output buffer, so that we do not - * violate monotonicity when writing. + * violate monotonicity when writing. Port::port_offset() will + * be non-zero if we're in a split process cycle. */ - - _immediate_events.read (buf, 0, 1, nframes-1, true); + _immediate_events.read (buf, 0, 1, Port::port_offset() + nframes - 1, true); } } int -MidiTrack::export_stuff (BufferSet& /*bufs*/, framepos_t /*start_frame*/, framecnt_t /*nframes*/, - boost::shared_ptr /*endpoint*/, bool /*include_endpoint*/, bool /*forexport*/) -{ - return -1; +MidiTrack::export_stuff (BufferSet& buffers, + framepos_t start, + framecnt_t nframes, + boost::shared_ptr endpoint, + bool include_endpoint, + bool for_export, + bool for_freeze) +{ + if (buffers.count().n_midi() == 0) { + return -1; + } + + boost::shared_ptr diskstream = midi_diskstream(); + + Glib::Threads::RWLock::ReaderLock rlock (_processor_lock); + + boost::shared_ptr mpl = boost::dynamic_pointer_cast(diskstream->playlist()); + if (!mpl) { + return -2; + } + + buffers.get_midi(0).clear(); + if (mpl->read(buffers.get_midi(0), start, nframes, 0) != nframes) { + return -1; + } + + //bounce_process (buffers, start, nframes, endpoint, include_endpoint, for_export, for_freeze); + + return 0; } boost::shared_ptr -MidiTrack::bounce (InterThreadInfo& /*itt*/) +MidiTrack::bounce (InterThreadInfo& itt) { - std::cerr << "MIDI bounce currently unsupported" << std::endl; - return boost::shared_ptr (); + return bounce_range (_session.current_start_frame(), _session.current_end_frame(), itt, main_outs(), false); } - boost::shared_ptr -MidiTrack::bounce_range (framepos_t /*start*/, framepos_t /*end*/, InterThreadInfo& /*itt*/, - boost::shared_ptr /*endpoint*/, bool /*include_endpoint*/) +MidiTrack::bounce_range (framepos_t start, + framepos_t end, + InterThreadInfo& itt, + boost::shared_ptr endpoint, + bool include_endpoint) { - std::cerr << "MIDI bounce range currently unsupported" << std::endl; - return boost::shared_ptr (); + vector > srcs; + return _session.write_one_track (*this, start, end, false, srcs, itt, endpoint, include_endpoint, false, false); } void @@ -525,6 +640,13 @@ 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() { @@ -548,22 +670,43 @@ MidiTrack::write_immediate_event(size_t size, const uint8_t* buf) cerr << "WARNING: Ignoring illegal immediate MIDI event" << endl; return false; } - const uint32_t type = EventTypeMap::instance().midi_event_type(buf[0]); - return (_immediate_events.write(0, type, size, buf) == size); + const uint32_t type = midi_parameter_type(buf[0]); + return (_immediate_events.write (0, type, size, buf) == size); +} + +void +MidiTrack::set_parameter_automation_state (Evoral::Parameter param, AutoState state) +{ + switch (param.type()) { + case MidiCCAutomation: + case MidiPgmChangeAutomation: + case MidiPitchBenderAutomation: + case MidiChannelPressureAutomation: + case MidiSystemExclusiveAutomation: + /* The track control for MIDI parameters is for immediate events to act + as a control surface, write/touch for them is not currently + supported. */ + return; + default: + Automatable::set_parameter_automation_state(param, state); + } } void MidiTrack::MidiControl::set_value(double val) { + const Evoral::Parameter ¶meter = _list ? _list->parameter() : Control::parameter(); + const Evoral::ParameterDescriptor &desc = EventTypeMap::instance().descriptor(parameter); + bool valid = false; - if (std::isinf(val)) { + if (isinf_local(val)) { cerr << "MIDIControl value is infinity" << endl; - } else if (std::isnan(val)) { + } else if (isnan_local(val)) { cerr << "MIDIControl value is NaN" << endl; - } else if (val < _list->parameter().min()) { - cerr << "MIDIControl value is < " << _list->parameter().min() << endl; - } else if (val > _list->parameter().max()) { - cerr << "MIDIControl value is > " << _list->parameter().max() << endl; + } else if (val < desc.lower) { + cerr << "MIDIControl value is < " << desc.lower << endl; + } else if (val > desc.upper) { + cerr << "MIDIControl value is > " << desc.upper << endl; } else { valid = true; } @@ -572,14 +715,14 @@ MidiTrack::MidiControl::set_value(double val) return; } - assert(val <= _list->parameter().max()); - if ( ! automation_playback()) { + assert(val <= desc.upper); + if ( ! _list || ! automation_playback()) { size_t size = 3; - uint8_t ev[3] = { _list->parameter().channel(), uint8_t (val), 0 }; - switch(_list->parameter().type()) { + uint8_t ev[3] = { parameter.channel(), uint8_t (val), 0 }; + switch(parameter.type()) { case MidiCCAutomation: ev[0] += MIDI_CMD_CONTROL; - ev[1] = _list->parameter().id(); + ev[1] = parameter.id(); ev[2] = int(val); break; @@ -630,21 +773,35 @@ MidiTrack::write_source (uint32_t) } void -MidiTrack::set_channel_mode (ChannelMode mode, uint16_t mask) +MidiTrack::set_playback_channel_mode(ChannelMode mode, uint16_t mask) { - midi_diskstream()->set_channel_mode (mode, mask); + if (_playback_filter.set_channel_mode(mode, mask)) { + _session.set_dirty(); + } } -ChannelMode -MidiTrack::get_channel_mode () +void +MidiTrack::set_capture_channel_mode(ChannelMode mode, uint16_t mask) { - return midi_diskstream()->get_channel_mode (); + if (_capture_filter.set_channel_mode(mode, mask)) { + _session.set_dirty(); + } } -uint16_t -MidiTrack::get_channel_mask () +void +MidiTrack::set_playback_channel_mask (uint16_t mask) { - return midi_diskstream()->get_channel_mask (); + if (_playback_filter.set_channel_mask(mask)) { + _session.set_dirty(); + } +} + +void +MidiTrack::set_capture_channel_mask (uint16_t mask) +{ + if (_capture_filter.set_channel_mask(mask)) { + _session.set_dirty(); + } } boost::shared_ptr @@ -722,10 +879,17 @@ MidiTrack::act_on_mute () XXX we should should also stop all relevant note trackers. */ - if (muted()) { + /* 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() || _mute_master->muted_by_others_at(MuteMaster::AllPoints)) { /* only send messages for channels we are using */ - uint16_t mask = get_channel_mask(); + uint16_t mask = _playback_filter.get_channel_mask(); for (uint8_t channel = 0; channel <= 0xF; channel++) { @@ -734,10 +898,14 @@ MidiTrack::act_on_mute () DEBUG_TRACE (DEBUG::MidiIO, string_compose ("%1 delivers mute message to channel %2\n", name(), channel+1)); uint8_t ev[3] = { ((uint8_t) (MIDI_CMD_CONTROL | channel)), MIDI_CTL_SUSTAIN, 0 }; write_immediate_event (3, ev); - ev[1] = MIDI_CTL_ALL_NOTES_OFF; - write_immediate_event (3, ev); + + /* Note we do not send MIDI_CTL_ALL_NOTES_OFF here, since this may + silence notes that came from another non-muted track. */ } } + + /* Resolve active notes. */ + midi_diskstream()->resolve_tracker(_immediate_events, 0); } } @@ -772,25 +940,10 @@ MidiTrack::set_monitoring (MonitorChoice mc) MonitorState MidiTrack::monitoring_state () const { - /* Explicit requests */ - - if (_monitoring & MonitorInput) { + MonitorState ms = Track::monitoring_state(); + if (ms == MonitoringSilence) { return MonitoringInput; - } - - if (_monitoring & MonitorDisk) { - return MonitoringDisk; - } - - if (_session.transport_rolling()) { - return MonitoringDisk; } - - /* the return value here doesn't mean that we're actually monitoring - * input, let alone input *audio*. but it means that we are NOT - * monitoring silence. this allows us to still hear any audio generated - * by using internal generation techniques - */ - - return MonitoringInput; + return ms; } +