#include <cerrno>
#include <cassert>
#include <unistd.h>
-#include <fcntl.h>
-#include <poll.h>
#include <boost/shared_ptr.hpp>
#include "midi++/mmc.h"
#include "midi++/port.h"
-#include "midi++/manager.h"
#include "pbd/error.h"
#include "pbd/pthread_utils.h"
+#include "pbd/timersub.h"
+#include "pbd/stacktrace.h"
#include "timecode/time.h"
#include "ardour/audio_track.h"
#include "ardour/audioengine.h"
#include "ardour/debug.h"
+#include "ardour/midi_port.h"
#include "ardour/midi_track.h"
#include "ardour/midi_ui.h"
+#include "ardour/profile.h"
#include "ardour/session.h"
#include "ardour/slave.h"
#include "ardour/ticker.h"
void
Session::mmc_record_strobe (MIDI::MachineControl &/*mmc*/)
{
+ if (Profile->get_trx()) {
+
+ /* In Tracks Live, there is no concept of punch, so we just
+ treat RecordStrobe like RecordPause. This violates the MMC
+ specification.
+ */
+
+ if (Config->get_mmc_control()) {
+ maybe_enable_record();
+ }
+ return;
+ }
+
if (!Config->get_mmc_control() || (_step_editors > 0)) {
return;
}
if ((at = dynamic_cast<AudioTrack*>((*i).get())) != 0) {
if (trk == at->remote_control_id()) {
- at->set_record_enabled (enabled, &mmc);
+ at->set_record_enabled (enabled, Controllable::UseGroup);
break;
}
}
* @param t time to send.
*/
int
-Session::send_full_time_code (framepos_t const t)
+Session::send_full_time_code (framepos_t const t, MIDI::pframes_t nframes)
{
/* This function could easily send at a given frame offset, but would
* that be useful? Does ardour do sub-block accurate locating? [DR] */
framepos_t mtc_tc;
timecode_to_sample(timecode, mtc_tc, true, false);
outbound_mtc_timecode_frame = mtc_tc;
-
transmitting_timecode_time = timecode;
+ LatencyRange mtc_out_latency; // TODO cache this, update on engine().GraphReordered()
+ _midi_ports->mtc_output_port ()->get_connected_latency_range (ltc_out_latency, true);
+ frameoffset_t mtc_offset = worst_playback_latency() - mtc_out_latency.max;
+
+ // only if rolling.. ?
+ outbound_mtc_timecode_frame += mtc_offset;
+
+ // outbound_mtc_timecode_frame needs to be >= _transport_frame
+ // or a new full timecode will be queued next cycle.
+ while (outbound_mtc_timecode_frame < t) {
+ Timecode::increment (transmitting_timecode_time, config.get_subframes_per_frame());
+ outbound_mtc_timecode_frame += _frames_per_timecode_frame;
+ }
+
double const quarter_frame_duration = ((framecnt_t) _frames_per_timecode_frame) / 4.0;
if (ceil((t - mtc_tc) / quarter_frame_duration) > 0) {
Timecode::increment (transmitting_timecode_time, config.get_subframes_per_frame());
outbound_mtc_timecode_frame += _frames_per_timecode_frame;
}
- DEBUG_TRACE (DEBUG::MTC, string_compose ("Full MTC TC %1\n", outbound_mtc_timecode_frame));
+ DEBUG_TRACE (DEBUG::MTC, string_compose ("Full MTC TC %1 (off %2)\n", outbound_mtc_timecode_frame, mtc_offset));
// I don't understand this bit yet.. [DR]
// I do [rg]:
outbound_mtc_timecode_frame += _frames_per_timecode_frame;
}
-#if 0 // compensate for audio latency -- disabled [rg]
- /* this needs more thought and work.
- * the proper solution will be to just offset MTC by the MIDI port's latency.
- *
- * using worst_playback_latency() is wrong when the generated MTC is used to sync
- * clients which send audio to Ardour for recording.
- * worst_capture_latency() vs. worst_playback_latency()
- *
- * NB. similarly to session_ltc, the offset should be subtracted from the timecode to send,
- * instead of being added to timestamp when to send the timecode.
- * Otherwise the timestamp may not fall into the jack-cycle of the current _transport frame.
- * and no MTC QF will be sent.
- */
- outbound_mtc_timecode_frame += worst_playback_latency();
-#endif
next_quarter_frame_to_send = 0;
// Sync slave to the same Timecode time as we are on
msg[4] = 0x1;
msg[9] = 0xf7;
- msg[5] = mtc_timecode_bits | timecode.hours;
+ msg[5] = mtc_timecode_bits | (timecode.hours % 24);
msg[6] = timecode.minutes;
msg[7] = timecode.seconds;
msg[8] = timecode.frames;
// Send message at offset 0, sent time is for the start of this cycle
- if (MIDI::Manager::instance()->mtc_output_port()->midimsg (msg, sizeof (msg), 0)) {
- error << _("Session: could not send full MIDI time code") << endmsg;
- return -1;
- }
+
+ MidiBuffer& mb (_midi_ports->mtc_output_port()->get_midi_buffer (nframes));
+ mb.push_back (Port::port_offset(), sizeof (msg), msg);
_pframes_since_last_mtc = 0;
return 0;
* earlier already this cycle by send_full_time_code)
*/
int
-Session::send_midi_time_code_for_cycle (framepos_t start_frame, framepos_t end_frame, pframes_t nframes)
+Session::send_midi_time_code_for_cycle (framepos_t start_frame, framepos_t end_frame, ARDOUR::pframes_t nframes)
{
+ // start_frame == start_frame for normal cycles
+ // start_frame > _transport_frame for split cycles
if (_engine.freewheeling() || !_send_qf_mtc || transmitting_timecode_time.negative || (next_quarter_frame_to_send < 0)) {
// cerr << "(MTC) Not sending MTC\n";
return 0;
return 0;
}
+ if (_transport_speed < 0) {
+ // we don't support rolling backwards
+ return 0;
+ }
+
/* MTC is max. 30 fps - assert() below will fail
* TODO actually limit it to 24,25,29df,30fps
* talk to oofus, first.
next_quarter_frame_to_send, quarter_frame_duration));
if (rint(outbound_mtc_timecode_frame + (next_quarter_frame_to_send * quarter_frame_duration)) < _transport_frame) {
- send_full_time_code (_transport_frame);
+ // send full timecode and set outbound_mtc_timecode_frame, next_quarter_frame_to_send
+ send_full_time_code (_transport_frame, nframes);
+ }
+
+ if (rint(outbound_mtc_timecode_frame + (next_quarter_frame_to_send * quarter_frame_duration)) < start_frame) {
+ // no QF for this cycle
return 0;
}
assert (msg_time < end_frame);
/* convert from session frames back to JACK frames using the transport speed */
- pframes_t const out_stamp = (msg_time - start_frame) / _transport_speed;
+ ARDOUR::pframes_t const out_stamp = (msg_time - start_frame) / _transport_speed;
assert (out_stamp < nframes);
- if (MIDI::Manager::instance()->mtc_output_port()->midimsg (mtc_msg, 2, out_stamp)) {
+ MidiBuffer& mb (_midi_ports->mtc_output_port()->get_midi_buffer(nframes));
+ if (!mb.push_back (out_stamp, 2, mtc_msg)) {
error << string_compose(_("Session: cannot send quarter-frame MTC message (%1)"), strerror (errno))
- << endmsg;
+ << endmsg;
return -1;
}
#ifndef NDEBUG
- DEBUG_STR_DECL(foo)
- DEBUG_STR_APPEND(foo,"sending ");
- DEBUG_STR_APPEND(foo, transmitting_timecode_time);
- DEBUG_TRACE (DEBUG::MTC, string_compose ("%1 qfm = %2, stamp = %3\n", DEBUG_STR(foo).str(), next_quarter_frame_to_send,
- out_stamp));
+ if (DEBUG_ENABLED(DEBUG::MTC)) {
+ DEBUG_STR_DECL(foo)
+ DEBUG_STR_APPEND(foo,"sending ");
+ DEBUG_STR_APPEND(foo, transmitting_timecode_time);
+ DEBUG_TRACE (DEBUG::MTC, string_compose ("%1 qfm = %2, stamp = %3\n", DEBUG_STR(foo).str(), next_quarter_frame_to_send,
+ out_stamp));
+ }
#endif
// Increment quarter frame counter
// Increment timecode time twice
Timecode::increment (transmitting_timecode_time, config.get_subframes_per_frame());
Timecode::increment (transmitting_timecode_time, config.get_subframes_per_frame());
- // Re-calculate timing of first quarter frame
- //timecode_to_sample( transmitting_timecode_time, outbound_mtc_timecode_frame, true /* use_offset */, false );
+ // Increment timing of first quarter frame
outbound_mtc_timecode_frame += 2.0 * _frames_per_timecode_frame;
}
}
OUTBOUND MMC STUFF
**********************************************************************/
+void
+Session::send_immediate_mmc (MachineControlCommand c)
+{
+ if (AudioEngine::instance()->in_process_thread()) {
+ _mmc->send (c, Port::port_offset());
+ } else {
+ _mmc->send (c, 0);
+ }
+
+}
bool
Session::mmc_step_timeout ()
void
-Session::send_song_position_pointer (framepos_t t)
+Session::send_song_position_pointer (framepos_t)
{
if (midi_clock) {
/* Do nothing for the moment */
int
Session::start_midi_thread ()
{
+ if (midi_control_ui) { return 0; }
midi_control_ui = new MidiControlUI (*this);
midi_control_ui->run ();
return 0;
}
+boost::shared_ptr<ARDOUR::Port>
+Session::midi_input_port () const
+{
+ return _midi_ports->midi_input_port ();
+}
+
+boost::shared_ptr<ARDOUR::Port>
+Session::midi_output_port () const
+{
+ return _midi_ports->midi_output_port ();
+}
+
+boost::shared_ptr<ARDOUR::Port>
+Session::mmc_output_port () const
+{
+ return _midi_ports->mmc_output_port ();
+}
+
+boost::shared_ptr<ARDOUR::Port>
+Session::mmc_input_port () const
+{
+ return _midi_ports->mmc_input_port ();
+}
+
+boost::shared_ptr<ARDOUR::Port>
+Session::scene_output_port () const
+{
+ return _midi_ports->scene_output_port ();
+}
+
+boost::shared_ptr<ARDOUR::Port>
+Session::scene_input_port () const
+{
+ return _midi_ports->scene_input_port ();
+}
+
+boost::shared_ptr<MidiPort>
+Session::midi_clock_output_port () const
+{
+ return _midi_ports->midi_clock_output_port ();
+}
+
+boost::shared_ptr<MidiPort>
+Session::midi_clock_input_port () const
+{
+ return _midi_ports->midi_clock_input_port ();
+}
+boost::shared_ptr<MidiPort>
+Session::mtc_output_port () const
+{
+ return _midi_ports->mtc_output_port ();
+}
+boost::shared_ptr<MidiPort>
+Session::mtc_input_port () const
+{
+ return _midi_ports->mtc_input_port ();
+}
+