along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
+#include <cmath>
+
+#ifdef COMPILER_MSVC
+#include <float.h>
+
+// '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"
boost::shared_ptr<Diskstream>
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);
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<XMLNode*> (&node);
if (_session.state_of_the_state() & Session::Loading) {
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;
{
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.
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<framepos_t>& ev = *e;
+ const Evoral::Parameter param = midi_parameter(ev.buffer(), ev.size());
+ const boost::shared_ptr<Evoral::Control> 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<MidiDiskstream> 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<MidiDiskstream> 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;
}
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) {
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<Delivery> d = boost::dynamic_pointer_cast<Delivery> (*i);
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;
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;
}
}
+void
+MidiTrack::non_realtime_locate (framepos_t pos)
+{
+ Track::non_realtime_locate(pos);
+
+ boost::shared_ptr<MidiPlaylist> playlist = midi_diskstream()->midi_playlist();
+ if (!playlist) {
+ return;
+ }
+
+ /* Get the top unmuted region at this position. */
+ boost::shared_ptr<MidiRegion> region = boost::dynamic_pointer_cast<MidiRegion>(
+ 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<MidiTrack::MidiControl> tcontrol;
+ boost::shared_ptr<Evoral::Control> rcontrol;
+ if ((tcontrol = boost::dynamic_pointer_cast<MidiTrack::MidiControl>(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)
{
{
MidiBuffer& buf (bufs.get_midi (0));
+ update_controls (bufs);
+
// Append immediate events
if (_immediate_events.read_space()) {
* 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<Processor> /*endpoint*/, bool /*include_endpoint*/, bool /*forexport*/)
-{
- return -1;
+MidiTrack::export_stuff (BufferSet& buffers,
+ framepos_t start,
+ framecnt_t nframes,
+ boost::shared_ptr<Processor> endpoint,
+ bool include_endpoint,
+ bool for_export,
+ bool for_freeze)
+{
+ if (buffers.count().n_midi() == 0) {
+ return -1;
+ }
+
+ boost::shared_ptr<MidiDiskstream> diskstream = midi_diskstream();
+
+ Glib::Threads::RWLock::ReaderLock rlock (_processor_lock);
+
+ boost::shared_ptr<MidiPlaylist> mpl = boost::dynamic_pointer_cast<MidiPlaylist>(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<Region>
-MidiTrack::bounce (InterThreadInfo& /*itt*/)
+MidiTrack::bounce (InterThreadInfo& itt)
{
- std::cerr << "MIDI bounce currently unsupported" << std::endl;
- return boost::shared_ptr<Region> ();
+ return bounce_range (_session.current_start_frame(), _session.current_end_frame(), itt, main_outs(), false);
}
-
boost::shared_ptr<Region>
-MidiTrack::bounce_range (framepos_t /*start*/, framepos_t /*end*/, InterThreadInfo& /*itt*/,
- boost::shared_ptr<Processor> /*endpoint*/, bool /*include_endpoint*/)
+MidiTrack::bounce_range (framepos_t start,
+ framepos_t end,
+ InterThreadInfo& itt,
+ boost::shared_ptr<Processor> endpoint,
+ bool include_endpoint)
{
- std::cerr << "MIDI bounce range currently unsupported" << std::endl;
- return boost::shared_ptr<Region> ();
+ vector<boost::shared_ptr<Source> > srcs;
+ return _session.write_one_track (*this, start, end, false, srcs, itt, endpoint, include_endpoint, false, false);
}
void
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()
{
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;
}
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;
}
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<MidiPlaylist>
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++) {
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);
}
}
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;
}
+