along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- $Id$
*/
#include <cmath>
#include <glibmm/thread.h>
#include <pbd/pthread_utils.h>
#include <pbd/memento_command.h>
+#include <pbd/stacktrace.h>
#include <midi++/mmc.h>
#include <midi++/port.h>
void
Session::request_input_change_handling ()
{
- Event* ev = new Event (Event::InputConfigurationChange, Event::Add, Event::Immediate, 0, 0.0);
- queue_event (ev);
+ if (!(_state_of_the_state & (InitialConnecting|Deletion))) {
+ Event* ev = new Event (Event::InputConfigurationChange, Event::Add, Event::Immediate, 0, 0.0);
+ queue_event (ev);
+ }
}
void
if (!yn && Config->get_seamless_loop() && transport_rolling()) {
// request an immediate locate to refresh the diskstreams
// after disabling looping
- request_locate (_transport_frame-1, true);
+ request_locate (_transport_frame-1, false);
}
}
Session::realtime_stop (bool abort)
{
/* assume that when we start, we'll be moving forwards */
+
+ // FIXME: where should this really be? [DR]
+ //send_full_time_code();
+ deliver_mmc (MIDI::MachineControl::cmdStop, _transport_frame);
+ deliver_mmc (MIDI::MachineControl::cmdLocate, _transport_frame);
if (_transport_speed < 0.0f) {
post_transport_work = PostTransportWork (post_transport_work | PostTransportStop | PostTransportReverse);
waiting_for_sync_offset = true;
}
- transport_sub_state = (Config->get_auto_return() ? AutoReturning : 0);
+ transport_sub_state = ((Config->get_slave_source() == None && Config->get_auto_return()) ? AutoReturning : 0);
}
void
Session::butler_transport_work ()
{
+ restart:
+ bool finished;
boost::shared_ptr<RouteList> r = routes.reader ();
boost::shared_ptr<DiskstreamList> dsl = diskstreams.reader();
+ int on_entry = g_atomic_int_get (&butler_should_do_transport_work);
+ finished = true;
+
if (post_transport_work & PostTransportCurveRealloc) {
for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
(*i)->curve_reallocate();
cumulative_rf_motion = 0;
reset_rf_scale (0);
- for (DiskstreamList::iterator i = dsl->begin(); i != dsl->end(); ++i) {
- if (!(*i)->hidden()) {
- if ((*i)->speed() != 1.0f || (*i)->speed() != -1.0f) {
- (*i)->seek ((nframes_t) (_transport_frame * (double) (*i)->speed()));
+ /* don't seek if locate will take care of that in non_realtime_stop() */
+
+ if (!(post_transport_work & PostTransportLocate)) {
+
+ for (DiskstreamList::iterator i = dsl->begin(); i != dsl->end(); ++i) {
+ if (!(*i)->hidden()) {
+ if ((*i)->speed() != 1.0f || (*i)->speed() != -1.0f) {
+ (*i)->seek ((nframes_t) (_transport_frame * (double) (*i)->speed()));
+ }
+ else {
+ (*i)->seek (_transport_frame);
+ }
}
- else {
- (*i)->seek (_transport_frame);
+ if (on_entry != g_atomic_int_get (&butler_should_do_transport_work)) {
+ /* new request, stop seeking, and start again */
+ g_atomic_int_dec_and_test (&butler_should_do_transport_work);
+ goto restart;
}
}
}
}
+
+ if (post_transport_work & PostTransportLocate) {
+ non_realtime_locate ();
+ }
- if (post_transport_work & (PostTransportStop|PostTransportLocate)) {
- non_realtime_stop (post_transport_work & PostTransportAbort);
+ if (post_transport_work & PostTransportStop) {
+ non_realtime_stop (post_transport_work & PostTransportAbort, on_entry, finished);
+ if (!finished) {
+ g_atomic_int_dec_and_test (&butler_should_do_transport_work);
+ goto restart;
+ }
}
if (post_transport_work & PostTransportOverWrite) {
- non_realtime_overwrite ();
+ non_realtime_overwrite (on_entry, finished);
+ if (!finished) {
+ g_atomic_int_dec_and_test (&butler_should_do_transport_work);
+ goto restart;
+ }
}
if (post_transport_work & PostTransportAudition) {
non_realtime_set_audition ();
}
-
+
g_atomic_int_dec_and_test (&butler_should_do_transport_work);
}
}
void
-Session::non_realtime_overwrite ()
+Session::non_realtime_overwrite (int on_entry, bool& finished)
{
boost::shared_ptr<DiskstreamList> dsl = diskstreams.reader();
if ((*i)->pending_overwrite) {
(*i)->overwrite_existing_buffers ();
}
+ if (on_entry != g_atomic_int_get (&butler_should_do_transport_work)) {
+ finished = false;
+ return;
+ }
+ }
+}
+
+
+void
+Session::non_realtime_locate ()
+{
+ boost::shared_ptr<DiskstreamList> dsl = diskstreams.reader();
+
+ for (DiskstreamList::iterator i = dsl->begin(); i != dsl->end(); ++i) {
+ (*i)->non_realtime_locate (_transport_frame);
}
}
+
void
-Session::non_realtime_stop (bool abort)
+Session::non_realtime_stop (bool abort, int on_entry, bool& finished)
{
struct tm* now;
time_t xnow;
boost::shared_ptr<RouteList> r = routes.reader ();
for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
- if (!(*i)->hidden()) {
+ if (!(*i)->is_hidden()) {
(*i)->set_pending_declick (0);
}
}
update_latency_compensation (true, abort);
}
- if (Config->get_auto_return() || (post_transport_work & PostTransportLocate) || synced_to_jack()) {
+ if ((Config->get_slave_source() == None && Config->get_auto_return()) ||
+ (post_transport_work & PostTransportLocate) ||
+ (_requested_return_frame >= 0) ||
+ synced_to_jack()) {
if (pending_locate_flush) {
- flush_all_redirects ();
+ flush_all_inserts ();
}
+
+ if (((Config->get_slave_source() == None && Config->get_auto_return()) ||
+ synced_to_jack() ||
+ _requested_return_frame >= 0) &&
+ !(post_transport_work & PostTransportLocate)) {
- if ((Config->get_auto_return() || synced_to_jack()) && !(post_transport_work & PostTransportLocate)) {
+ bool do_locate = false;
- _transport_frame = last_stop_frame;
+ if (_requested_return_frame >= 0) {
+ _transport_frame = _requested_return_frame;
+ _requested_return_frame = -1;
+ do_locate = true;
+ } else {
+ _transport_frame = last_stop_frame;
+ }
- if (synced_to_jack()) {
+ if (synced_to_jack() && !play_loop) {
+ do_locate = true;
+ }
+
+ if (do_locate) {
+ // cerr << "non-realtimestop: transport locate to " << _transport_frame << endl;
_engine.transport_locate (_transport_frame);
}
}
(*i)->seek (_transport_frame);
}
}
+ if (on_entry != g_atomic_int_get (&butler_should_do_transport_work)) {
+ finished = false;
+ /* we will be back */
+ return;
+ }
}
-
- deliver_mmc (MIDI::MachineControl::cmdLocate, _transport_frame);
#ifdef LEAVE_TRANSPORT_UNADJUSTED
}
last_stop_frame = _transport_frame;
- send_full_time_code ();
- deliver_mmc (MIDI::MachineControl::cmdStop, 0);
- deliver_mmc (MIDI::MachineControl::cmdLocate, _transport_frame);
-
if (did_record) {
/* XXX its a little odd that we're doing this here
when realtime_stop(), which has already executed,
will have done this.
+ JLC - so let's not because it seems unnecessary and breaks loop record
*/
-
+#if 0
if (!Config->get_latched_record_enable()) {
g_atomic_int_set (&_record_status, Disabled);
} else {
g_atomic_int_set (&_record_status, Enabled);
}
RecordStateChanged (); /* emit signal */
+#endif
}
if ((post_transport_work & PostTransportLocate) && get_record_enabled()) {
}
- PositionChanged (_transport_frame); /* EMIT SIGNAL */
+ nframes_t tf = _transport_frame;
+
+ PositionChanged (tf); /* EMIT SIGNAL */
TransportStateChange (); /* EMIT SIGNAL */
/* and start it up again if relevant */
}
void
-Session::flush_all_redirects ()
+Session::flush_all_inserts ()
{
boost::shared_ptr<RouteList> r = routes.reader ();
for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
- (*i)->flush_redirects ();
+ (*i)->flush_processors ();
}
}
void
Session::locate (nframes_t target_frame, bool with_roll, bool with_flush, bool with_loop)
{
- if (actively_recording()) {
+ if (actively_recording() && !with_loop) {
return;
}
return;
}
+ // Update SMPTE time
+ // [DR] FIXME: find out exactly where this should go below
_transport_frame = target_frame;
+ smpte_time(_transport_frame, transmitting_smpte_time);
+ outbound_mtc_smpte_frame = _transport_frame;
+ next_quarter_frame_to_send = 0;
if (_transport_speed && (!with_loop || loop_changing)) {
/* schedule a declick. we'll be called again when its done */
}
}
- if (transport_rolling() && !Config->get_auto_play() && !with_roll && !(synced_to_jack() && play_loop)) {
+ if (transport_rolling() && (!auto_play_legal || !Config->get_auto_play()) && !with_roll && !(synced_to_jack() && play_loop)) {
realtime_stop (false);
}
// cancel looping directly, this is called from event handling context
set_play_loop (false);
}
+ else if (al && _transport_frame == al->start()) {
+ if (with_loop) {
+ // this is only necessary for seamless looping
+
+ boost::shared_ptr<DiskstreamList> dsl = diskstreams.reader();
+
+ for (DiskstreamList::iterator i = dsl->begin(); i != dsl->end(); ++i) {
+ if ((*i)->record_enabled ()) {
+ // tell it we've looped, so it can deal with the record state
+ (*i)->transport_looped(_transport_frame);
+ }
+ }
+ }
+
+ TransportLooped(); // EMIT SIGNAL
+ }
}
loop_changing = false;
+
+ _send_smpte_update = true;
}
+/** Set the transport speed.
+ * @param speed New speed
+ * @param abort
+ */
void
Session::set_transport_speed (float speed, bool abort)
{
if (transport_rolling() && speed == 0.0) {
+ /* we are rolling and we want to stop */
+
if (Config->get_monitoring_model() == HardwareMonitoring)
{
boost::shared_ptr<DiskstreamList> dsl = diskstreams.reader();
} else if (transport_stopped() && speed == 1.0) {
+ /* we are stopped and we want to start rolling at speed 1 */
+
if (!get_record_enabled() && Config->get_stop_at_session_end() && _transport_frame >= current_end_frame()) {
return;
}
before the last stop, then we have to do extra work.
*/
- if ((_transport_speed && speed * _transport_speed < 0.0f) || (_last_transport_speed * speed < 0.0f)) {
+ if ((_transport_speed && speed * _transport_speed < 0.0f) || (_last_transport_speed * speed < 0.0f) || (_last_transport_speed == 0.0f && speed < 0.0f)) {
post_transport_work = PostTransportWork (post_transport_work | PostTransportReverse);
}
}
}
+
+/** Stop the transport. */
void
Session::stop_transport (bool abort)
{
break;
case Recording:
- disable_record (false);
+ if (!play_loop) {
+ disable_record (false);
+ }
break;
default:
(*i)->realtime_set_speed ((*i)->speed(), true);
}
- send_mmc_in_another_thread (MIDI::MachineControl::cmdDeferredPlay, 0);
-
+ deliver_mmc(MIDI::MachineControl::cmdDeferredPlay, _transport_frame);
+
TransportStateChange (); /* EMIT SIGNAL */
}
+/** Do any transport work in the audio thread that needs to be done after the
+ * transport thread is finished. Audio thread, realtime safe.
+ */
void
Session::post_transport ()
{
if (post_transport_work & PostTransportLocate) {
- if ((Config->get_auto_play() && !_exporting) || (post_transport_work & PostTransportRoll)) {
-
+ if (((Config->get_slave_source() == None && (auto_play_legal && Config->get_auto_play())) && !_exporting) || (post_transport_work & PostTransportRoll)) {
start_transport ();
} else {
merge_event (ev);
}
+void
+Session::request_roll_at_and_return (nframes_t start, nframes_t return_to)
+{
+ request_locate (start, false);
+ Event *ev = new Event (Event::LocateRollLocate, Event::Add, Event::Immediate, return_to, 1.0);
+ queue_event (ev);
+}
+
void
Session::request_bounded_roll (nframes_t start, nframes_t end)
{
request_stop ();
- Event *ev = new Event (Event::StopOnce, Event::Replace, Event::Immediate, end, 0.0);
+ Event *ev = new Event (Event::StopOnce, Event::Replace, end, Event::Immediate, 0.0);
queue_event (ev);
request_locate (start, true);
}
void
Session::engine_halted ()
{
+ bool ignored;
+
/* there will be no more calls to process(), so
we'd better clean up for ourselves, right now.
stop_butler ();
realtime_stop (false);
- non_realtime_stop (false);
+ non_realtime_stop (false, 0, ignored);
transport_sub_state = 0;
TransportStateChange (); /* EMIT SIGNAL */
boost::shared_ptr<RouteList> r = routes.reader ();
for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
+
if (with_stop) {
(*i)->handle_transport_stopped (abort, (post_transport_work & PostTransportLocate),
(!(post_transport_work & PostTransportLocate) || pending_locate_flush));
}
-
+
nframes_t old_latency = (*i)->signal_latency ();
nframes_t track_latency = (*i)->update_total_latency ();
-
+
if (old_latency != track_latency) {
+ (*i)->update_port_total_latencies ();
update_jack = true;
}
-
- if (!(*i)->hidden() && ((*i)->active())) {
+
+ if (!(*i)->is_hidden() && ((*i)->active())) {
_worst_track_latency = max (_worst_track_latency, track_latency);
}
+ }
+
+ if (update_jack) {
+ _engine.update_total_latencies ();
}
for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
(*i)->set_latency_delay (_worst_track_latency);
}
- /* tell JACK to play catch up */
-
- if (update_jack) {
- _engine.update_total_latencies ();
- }
-
set_worst_io_latencies ();
/* reflect any changes in latencies into capture offsets
}
void
-Session::update_latency_compensation_proxy (void* ignored)
+Session::allow_auto_play (bool yn)
{
- update_latency_compensation (false, false);
+ auto_play_legal = yn;
+}
+
+void
+Session::reset_jack_connection (jack_client_t* jack)
+{
+ JACK_Slave* js;
+
+ if (_slave && ((js = dynamic_cast<JACK_Slave*> (_slave)) != 0)) {
+ js->reset_client (jack);
+ }
}