Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
-#include "pbd/error.h"
-
+#include "pbd/ffs.h"
#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;
, _step_edit_ring_buffer(64) // FIXME: size?
, _note_mode(Sustained)
, _step_editing (false)
- , _midi_thru (true)
, _input_active (true)
+ , _playback_channel_mask(0x0000ffff)
+ , _capture_channel_mask(0x0000ffff)
{
}
return 0;
}
-void
-MidiTrack::use_new_diskstream ()
+boost::shared_ptr<Diskstream>
+MidiTrack::create_diskstream ()
{
MidiDiskstream::Flag dflags = MidiDiskstream::Flag (0);
- if (_flags & Hidden) {
+ if (_flags & Auditioner) {
dflags = MidiDiskstream::Flag (dflags | MidiDiskstream::Hidden);
} else {
dflags = MidiDiskstream::Flag (dflags | MidiDiskstream::Recordable);
assert(_mode != Destructive);
- boost::shared_ptr<MidiDiskstream> ds (new MidiDiskstream (_session, name(), dflags));
- ds->do_refill_with_alloc ();
- ds->set_block_size (_session.get_block_size ());
-
- set_diskstream (ds);
+ return boost::shared_ptr<Diskstream> (new MidiDiskstream (_session, name(), dflags));
}
+
void
MidiTrack::set_record_enabled (bool yn, void *src)
{
void
MidiTrack::set_diskstream (boost::shared_ptr<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<MidiDiskstream> mds = boost::dynamic_pointer_cast<MidiDiskstream> (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<MidiDiskstream> mds = boost::dynamic_pointer_cast<MidiDiskstream> (ds);
mds->DataRecorded.connect_same_thread (
_diskstream_data_recorded_connection,
- boost::bind (&MidiTrack::diskstream_data_recorded, this, _1, _2));
+ boost::bind (&MidiTrack::diskstream_data_recorded, this, _1));
DiskstreamChanged (); /* EMIT SIGNAL */
}
int
MidiTrack::set_state (const XMLNode& node, int version)
-{
- return _set_state (node, version);
-}
-
-int
-MidiTrack::_set_state (const XMLNode& node, int version)
{
const XMLProperty *prop;
- if (Track::_set_state (node, version)) {
- 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 (string_is_affirmative (prop->value()));
+ if (Track::set_state (node, version)) {
+ return -1;
}
+ // No destructive MIDI tracks (yet?)
+ _mode = Normal;
+
if ((prop = node.property ("input-active")) != 0) {
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 ("midi-thru", (_midi_thru ? "yes" : "no"));
+ root.add_property ("step-editing", (_step_editing ? "yes" : "no"));
root.add_property ("input-active", (_input_active ? "yes" : "no"));
return root;
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 (pframes_t nframes, framepos_t start_frame, framepos_t end_frame, int declick, 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<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;
}
- int dret;
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;
}
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, needs_butler);
+ 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);
+
+ if (_meter_point == MeterInput && (_monitoring & MonitorInput || _diskstream->record_enabled())) {
+ _meter->run (bufs, start_frame, end_frame, nframes, true);
+ }
+
+ /* filter captured data before the diskstream sees it */
+
+ filter_channels (bufs, get_capture_channel_mode(), get_capture_channel_mask());
+
_silent = false;
- if ((dret = diskstream->process (transport_frame, nframes, needs_butler)) != 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);
- }
+ /* filter playback data before we do anything else */
+
+ filter_channels (bufs, get_playback_channel_mode(), get_playback_channel_mask ());
if (monitoring_state() == MonitoringInput) {
at least potentially (depending on monitoring options)
*/
- 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 */
-
- //const size_t limit = n_process_buffers().n_audio();
- 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, 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);
+ }
- /* 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,
- (!_session.get_record_enabled() || !Config->get_do_not_record_plugins()), 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);
if (d) {
- d->flush_buffers (nframes, end_frame - start_frame - 1);
+ d->flush_buffers (nframes);
}
}
+ need_butler = diskstream->commit (playback_distance);
+
return 0;
}
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;
}
for (ProcessorList::iterator i = _processors.begin(); i != _processors.end(); ++i) {
(*i)->realtime_locate ();
}
+
+ midi_diskstream()->reset_tracker ();
}
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::filter_channels (BufferSet& bufs, ChannelMode mode, uint32_t mask)
+{
+ if (mode == AllChannels) {
+ return;
+ }
+
+ MidiBuffer& buf (bufs.get_midi (0));
+
+ for (MidiBuffer::iterator e = buf.begin(); e != buf.end(); ) {
+
+ Evoral::MIDIEvent<framepos_t> ev(*e, false);
+
+ if (ev.is_channel_event()) {
+ switch (mode) {
+ case FilterChannels:
+ if (0 == ((1<<ev.channel()) & mask)) {
+ e = buf.erase (e);
+ } else {
+ ++e;
+ }
+ break;
+ case ForceChannel:
+ ev.set_channel (PBD::ffs (mask) - 1);
+ ++e;
+ break;
+ case AllChannels:
+ /* handled by the opening if() */
+ ++e;
+ break;
+ }
+ } else {
+ ++e;
+ }
+ }
+}
+
void
MidiTrack::write_out_of_band_data (BufferSet& bufs, framepos_t /*start*/, framepos_t /*end*/, framecnt_t nframes)
{
_immediate_events.read (buf, 0, 1, nframes-1, true);
}
-
- // 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));
- }
}
int
-MidiTrack::export_stuff (BufferSet& /*bufs*/, framecnt_t /*nframes*/, framepos_t /*end_frame*/)
+MidiTrack::export_stuff (BufferSet& /*bufs*/, framepos_t /*start_frame*/, framecnt_t /*nframes*/,
+ boost::shared_ptr<Processor> /*endpoint*/, bool /*include_endpoint*/, bool /*forexport*/)
{
return -1;
}
boost::shared_ptr<Region>
-MidiTrack::bounce_range (framepos_t /*start*/, framepos_t /*end*/, InterThreadInfo& /*itt*/, bool /*enable_processing*/)
+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> ();
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()));
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);
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;
}
}
-void
-MidiTrack::set_midi_thru (bool yn)
-{
- _midi_thru = yn;
-}
-
boost::shared_ptr<SMFSource>
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);
-}
+ ChannelMode old = get_playback_channel_mode ();
+ uint16_t old_mask = get_playback_channel_mask ();
-ChannelMode
-MidiTrack::get_channel_mode ()
-{
- return midi_diskstream()->get_channel_mode ();
+ if (old != mode || mask != old_mask) {
+ _set_playback_channel_mode (mode, mask);
+ PlaybackChannelModeChanged ();
+ _session.set_dirty ();
+ }
}
-uint16_t
-MidiTrack::get_channel_mask ()
+void
+MidiTrack::set_capture_channel_mode(ChannelMode mode, uint16_t mask)
{
- return midi_diskstream()->get_channel_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 ();
+ }
}
-boost::shared_ptr<MidiPlaylist>
-MidiTrack::midi_playlist ()
+void
+MidiTrack::set_playback_channel_mask (uint16_t mask)
{
- return midi_diskstream()->midi_playlist ();
+ uint16_t old = get_playback_channel_mask();
+
+ if (old != mask) {
+ _set_playback_channel_mask (mask);
+ PlaybackChannelMaskChanged ();
+ _session.set_dirty ();
+ }
}
void
-MidiTrack::diskstream_data_recorded (boost::shared_ptr<MidiBuffer> buf, boost::weak_ptr<MidiSource> src)
+MidiTrack::set_capture_channel_mask (uint16_t mask)
{
- DataRecorded (buf, src); /* EMIT SIGNAL */
+ uint16_t old = get_capture_channel_mask();
+
+ if (old != mask) {
+ _set_capture_channel_mask (mask);
+ CaptureChannelMaskChanged ();
+ _session.set_dirty ();
+ }
}
-bool
-MidiTrack::should_monitor () const
+boost::shared_ptr<MidiPlaylist>
+MidiTrack::midi_playlist ()
{
- return true;
+ return midi_diskstream()->midi_playlist ();
}
-bool
-MidiTrack::send_silence () const
+void
+MidiTrack::diskstream_data_recorded (boost::weak_ptr<MidiSource> src)
{
- return false;
+ DataRecorded (src); /* EMIT SIGNAL */
}
bool
PortSet& ports (_input->ports());
for (PortSet::iterator p = ports.begin(DataType::MIDI); p != ports.end(DataType::MIDI); ++p) {
- MidiPort* mp = dynamic_cast<MidiPort*> (&*p);
+ boost::shared_ptr<MidiPort> mp = boost::dynamic_pointer_cast<MidiPort> (*p);
if (yn != mp->input_active()) {
mp->set_input_active (yn);
}
{
return boost::shared_ptr<Diskstream> (new MidiDiskstream (_session, node));
}
+
+boost::shared_ptr<MidiBuffer>
+MidiTrack::get_gui_feed_buffer () const
+{
+ return midi_diskstream()->get_gui_feed_buffer ();
+}
+
+void
+MidiTrack::act_on_mute ()
+{
+ /* 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<<channel) & mask) {
+
+ 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);
+ }
+ }
+ }
+}
+
+void
+MidiTrack::set_monitoring (MonitorChoice mc)
+{
+ if (mc != _monitoring) {
+
+ Track::set_monitoring (mc);
+
+ /* monitoring state changed, so flush out any on notes at the
+ * port level.
+ */
+
+ PortSet& ports (_output->ports());
+
+ for (PortSet::iterator p = ports.begin(); p != ports.end(); ++p) {
+ boost::shared_ptr<MidiPort> mp = boost::dynamic_pointer_cast<MidiPort> (*p);
+ if (mp) {
+ mp->require_resolve ();
+ }
+ }
+
+ boost::shared_ptr<MidiDiskstream> 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;
+}
+