/*
- Copyright (C) 1999-2003 Paul Davis
+ Copyright (C) 1999-2003 Paul Davis
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- $Id$
*/
#include <cmath>
#include <sigc++/bind.h>
#include <sigc++/retype.h>
-#include <pbd/undo.h>
-#include <pbd/error.h>
+#include "pbd/undo.h"
+#include "pbd/error.h"
#include <glibmm/thread.h>
-#include <pbd/pthread_utils.h>
-#include <pbd/memento_command.h>
+#include "pbd/pthread_utils.h"
+#include "pbd/memento_command.h"
+#include "pbd/stacktrace.h"
-#include <midi++/mmc.h>
-#include <midi++/port.h>
+#include "midi++/mmc.h"
+#include "midi++/port.h"
-#include <ardour/ardour.h>
-#include <ardour/audioengine.h>
-#include <ardour/session.h>
-#include <ardour/audio_diskstream.h>
-#include <ardour/auditioner.h>
-#include <ardour/slave.h>
-#include <ardour/location.h>
+#include "ardour/ardour.h"
+#include "ardour/audioengine.h"
+#include "ardour/session.h"
+#include "ardour/audio_diskstream.h"
+#include "ardour/auditioner.h"
+#include "ardour/slave.h"
+#include "ardour/location.h"
#include "i18n.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
-Session::request_slave_source (SlaveSource src, jack_nframes_t pos)
+Session::request_slave_source (SlaveSource src)
{
- Event* ev = new Event (Event::SetSlaveSource, Event::Add, Event::Immediate, pos, 0.0);
+ Event* ev = new Event (Event::SetSlaveSource, Event::Add, Event::Immediate, 0, 0.0);
- if (src == Session::JACK) {
- /* could set_seamless_loop() be disposed of entirely?*/
- set_seamless_loop (false);
+ if (src == JACK) {
+ /* could set_seamless_loop() be disposed of entirely?*/
+ Config->set_seamless_loop (false);
} else {
-
- set_seamless_loop (true);
+ Config->set_seamless_loop (true);
}
ev->slave = src;
queue_event (ev);
}
void
-Session::request_transport_speed (float speed)
+Session::request_transport_speed (double speed)
{
Event* ev = new Event (Event::SetTransportSpeed, Event::Add, Event::Immediate, 0, speed);
queue_event (ev);
}
void
-Session::request_diskstream_speed (Diskstream& ds, float speed)
+Session::request_diskstream_speed (Diskstream& ds, double speed)
{
Event* ev = new Event (Event::SetDiskstreamSpeed, Event::Add, Event::Immediate, 0, speed);
ev->set_ptr (&ds);
}
void
-Session::request_locate (jack_nframes_t target_frame, bool with_roll)
+Session::request_locate (nframes_t target_frame, bool with_roll)
{
Event *ev = new Event (with_roll ? Event::LocateRoll : Event::Locate, Event::Add, Event::Immediate, target_frame, 0, false);
queue_event (ev);
}
void
-Session::force_locate (jack_nframes_t target_frame, bool with_roll)
+Session::force_locate (nframes_t target_frame, bool with_roll)
{
Event *ev = new Event (with_roll ? Event::LocateRoll : Event::Locate, Event::Add, Event::Immediate, target_frame, 0, true);
queue_event (ev);
}
void
-Session::request_auto_loop (bool yn)
+Session::request_play_loop (bool yn)
{
- Event* ev;
+ Event* ev;
Location *location = _locations.auto_loop_location();
if (location == 0 && yn) {
ev = new Event (Event::SetLoop, Event::Add, Event::Immediate, 0, 0.0, yn);
queue_event (ev);
- if (!yn && seamless_loop && transport_rolling()) {
+ 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);
- }
-}
-
-void
-Session::set_seamless_loop (bool yn)
-{
- if (seamless_loop != yn) {
- seamless_loop = yn;
-
- if (auto_loop && transport_rolling()) {
- // to reset diskstreams etc
- request_auto_loop (true);
- }
-
- ControlChanged (SeamlessLoop); /* EMIT */
+ request_locate (_transport_frame-1, false);
}
}
{
/* 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, 0);
+ deliver_mmc (MIDI::MachineControl::cmdLocate, _transport_frame);
+
if (_transport_speed < 0.0f) {
post_transport_work = PostTransportWork (post_transport_work | PostTransportStop | PostTransportReverse);
} else {
disable_record (true);
reset_slave_state ();
-
+
_transport_speed = 0;
+ _target_transport_speed = 0;
- transport_sub_state = (auto_return ? AutoReturning : 0);
+ if (config.get_use_video_sync()) {
+ waiting_for_sync_offset = true;
+ }
+
+ transport_sub_state = ((Config->get_slave_source() == None && config.get_auto_return()) ? AutoReturning : 0);
}
void
Session::butler_transport_work ()
{
- Glib::RWLock::ReaderLock dsm (diskstream_lock);
+ 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) {
}
if (post_transport_work & PostTransportInputChange) {
- for (DiskstreamList::iterator i = diskstreams.begin(); i != diskstreams.end(); ++i) {
+ for (DiskstreamList::iterator i = dsl->begin(); i != dsl->end(); ++i) {
(*i)->non_realtime_input_change ();
}
}
}
if (post_transport_work & PostTransportReverse) {
-
-
+
clear_clicks();
cumulative_rf_motion = 0;
reset_rf_scale (0);
- for (DiskstreamList::iterator i = diskstreams.begin(); i != diskstreams.end(); ++i) {
- if (!(*i)->hidden()) {
- if ((*i)->speed() != 1.0f || (*i)->speed() != -1.0f) {
- (*i)->seek ((jack_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()) {
+ (*i)->non_realtime_locate (_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 & (PostTransportStop|PostTransportLocate)) {
- non_realtime_stop (post_transport_work & PostTransportAbort);
+ if (post_transport_work & PostTransportLocate) {
+ non_realtime_locate ();
+ }
+
+ 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) {
void
Session::non_realtime_set_speed ()
{
- Glib::RWLock::ReaderLock lm (diskstream_lock);
+ boost::shared_ptr<DiskstreamList> dsl = diskstreams.reader();
- for (DiskstreamList::iterator i = diskstreams.begin(); i != diskstreams.end(); ++i) {
+ for (DiskstreamList::iterator i = dsl->begin(); i != dsl->end(); ++i) {
(*i)->non_realtime_set_speed ();
}
}
void
-Session::non_realtime_overwrite ()
+Session::non_realtime_overwrite (int on_entry, bool& finished)
{
- Glib::RWLock::ReaderLock lm (diskstream_lock);
+ boost::shared_ptr<DiskstreamList> dsl = diskstreams.reader();
- for (DiskstreamList::iterator i = diskstreams.begin(); i != diskstreams.end(); ++i) {
+ for (DiskstreamList::iterator i = dsl->begin(); i != dsl->end(); ++i) {
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_stop (bool abort)
+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, int on_entry, bool& finished)
{
struct tm* now;
time_t xnow;
bool did_record;
-
+ bool saved;
+
did_record = false;
-
- for (DiskstreamList::iterator i = diskstreams.begin(); i != diskstreams.end(); ++i) {
+ saved = false;
+
+ boost::shared_ptr<DiskstreamList> dsl = diskstreams.reader();
+
+ for (DiskstreamList::iterator i = dsl->begin(); i != dsl->end(); ++i) {
if ((*i)->get_captured_frames () != 0) {
did_record = true;
break;
}
/* stop and locate are merged here because they share a lot of common stuff */
-
+
time (&xnow);
now = localtime (&xnow);
if (did_record) {
begin_reversible_command ("capture");
-
+
Location* loc = _locations.end_location();
bool change_end = false;
/* stopped recording before current end */
- if (_end_location_is_free) {
+ if (config.get_end_marker_is_free()) {
/* first capture for this session, move end back to where we are */
change_end = true;
- }
+ }
} else if (_transport_frame > loc->end()) {
-
+
/* stopped recording after the current end, extend it */
change_end = true;
}
-
+
if (change_end) {
XMLNode &before = loc->get_state();
loc->set_end(_transport_frame);
add_command (new MementoCommand<Location>(*loc, &before, &after));
}
- _end_location_is_free = false;
+ config.set_end_marker_is_free (false);
_have_captured = true;
}
- for (DiskstreamList::iterator i = diskstreams.begin(); i != diskstreams.end(); ++i) {
+ for (DiskstreamList::iterator i = dsl->begin(); i != dsl->end(); ++i) {
(*i)->transport_stopped (*now, xnow, abort);
}
-
+
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);
}
}
if (did_record) {
commit_reversible_command ();
- }
+ }
if (_engine.running()) {
update_latency_compensation (true, abort);
}
- if (auto_return || (post_transport_work & PostTransportLocate) || synced_to_jack()) {
+ bool const auto_return_enabled =
+ (Config->get_slave_source() == None && config.get_auto_return());
+
+ if (auto_return_enabled ||
+ (post_transport_work & PostTransportLocate) ||
+ (_requested_return_frame >= 0) ||
+ synced_to_jack()) {
if (pending_locate_flush) {
- flush_all_redirects ();
+ flush_all_inserts ();
}
- if ((auto_return || synced_to_jack()) && !(post_transport_work & PostTransportLocate)) {
+ if ((auto_return_enabled || synced_to_jack() || _requested_return_frame >= 0) &&
+ !(post_transport_work & PostTransportLocate)) {
+
+ bool do_locate = false;
+
+ if (_requested_return_frame >= 0) {
+ _transport_frame = _requested_return_frame;
+ _requested_return_frame = -1;
+ do_locate = true;
+ } else {
+ _transport_frame = _last_roll_location;
+ }
- _transport_frame = last_stop_frame;
+ if (synced_to_jack() && !play_loop) {
+ do_locate = true;
+ }
- if (synced_to_jack()) {
+ if (do_locate) {
+ // cerr << "non-realtimestop: transport locate to " << _transport_frame << endl;
_engine.transport_locate (_transport_frame);
}
- }
+ }
#ifndef LEAVE_TRANSPORT_UNADJUSTED
}
#endif
- for (DiskstreamList::iterator i = diskstreams.begin(); i != diskstreams.end(); ++i) {
+ for (DiskstreamList::iterator i = dsl->begin(); i != dsl->end(); ++i) {
if (!(*i)->hidden()) {
- if ((*i)->speed() != 1.0f || (*i)->speed() != -1.0f) {
- (*i)->seek ((jack_nframes_t) (_transport_frame * (double) (*i)->speed()));
- }
- else {
- (*i)->seek (_transport_frame);
- }
+ (*i)->non_realtime_locate (_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
}
#endif
- last_stop_frame = _transport_frame;
+ have_looped = false;
- send_full_time_code ();
+ send_full_time_code (0);
deliver_mmc (MIDI::MachineControl::cmdStop, 0);
deliver_mmc (MIDI::MachineControl::cmdLocate, _transport_frame);
/* 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()) {
/* capture start has been changed, so save pending state */
save_state ("", true);
+ saved = true;
}
/* always try to get rid of this */
remove_pending_capture_state ();
-
+
/* save the current state of things if appropriate */
- if (did_record) {
+ if (did_record && !saved) {
save_state (_current_snapshot_name);
}
DurationChanged (); /* EMIT SIGNAL */
}
- if (post_transport_work & PostTransportStop) {
+ if (post_transport_work & PostTransportStop) {
_play_range = false;
/* do not turn off autoloop on stop */
}
- PositionChanged (_transport_frame); /* EMIT SIGNAL */
+ nframes_t tf = _transport_frame;
+
+ PositionChanged (tf); /* EMIT SIGNAL */
TransportStateChange (); /* EMIT SIGNAL */
/* and start it up again if relevant */
- if ((post_transport_work & PostTransportLocate) && _slave_type == None && pending_locate_roll) {
+ if ((post_transport_work & PostTransportLocate) && Config->get_slave_source() == None && pending_locate_roll) {
request_transport_speed (1.0);
pending_locate_roll = false;
}
/* this is called after a process() iteration. if PendingDeclickOut was set,
it means that we were waiting to declick the output (which has just been
done) before doing something else. this is where we do that "something else".
-
+
note: called from the audio thread.
*/
}
void
-Session::set_auto_loop (bool yn)
+Session::set_play_loop (bool yn)
{
/* Called from event-handling context */
-
+
if ((actively_recording() && yn) || _locations.auto_loop_location() == 0) {
return;
}
-
+
set_dirty();
- if (yn && seamless_loop && synced_to_jack()) {
+ if (yn && Config->get_seamless_loop() && synced_to_jack()) {
warning << _("Seamless looping cannot be supported while Ardour is using JACK transport.\n"
"Recommend changing the configured options")
<< endmsg;
return;
}
-
- if ((auto_loop = yn)) {
+
+ if ((play_loop = yn)) {
Location *loc;
-
+
if ((loc = _locations.auto_loop_location()) != 0) {
- if (seamless_loop) {
+ if (Config->get_seamless_loop()) {
// set all diskstreams to use internal looping
- for (DiskstreamList::iterator i = diskstreams.begin(); i != diskstreams.end(); ++i) {
+ boost::shared_ptr<DiskstreamList> dsl = diskstreams.reader();
+ for (DiskstreamList::iterator i = dsl->begin(); i != dsl->end(); ++i) {
if (!(*i)->hidden()) {
(*i)->set_loop (loc);
}
}
else {
// set all diskstreams to NOT use internal looping
- for (DiskstreamList::iterator i = diskstreams.begin(); i != diskstreams.end(); ++i) {
+ boost::shared_ptr<DiskstreamList> dsl = diskstreams.reader();
+ for (DiskstreamList::iterator i = dsl->begin(); i != dsl->end(); ++i) {
if (!(*i)->hidden()) {
(*i)->set_loop (0);
}
}
}
-
+
/* stick in the loop event */
-
+
Event* event = new Event (Event::AutoLoop, Event::Replace, loc->end(), loc->start(), 0.0f);
merge_event (event);
clear_events (Event::AutoLoop);
// set all diskstreams to NOT use internal looping
- for (DiskstreamList::iterator i = diskstreams.begin(); i != diskstreams.end(); ++i) {
+ boost::shared_ptr<DiskstreamList> dsl = diskstreams.reader();
+ for (DiskstreamList::iterator i = dsl->begin(); i != dsl->end(); ++i) {
if (!(*i)->hidden()) {
(*i)->set_loop (0);
}
}
-
+
}
-
- ControlChanged (AutoLoop); /* EMIT SIGNAL */
}
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::start_locate (jack_nframes_t target_frame, bool with_roll, bool with_flush, bool with_loop)
+Session::start_locate (nframes_t target_frame, bool with_roll, bool with_flush, bool with_loop)
{
if (synced_to_jack()) {
- float sp;
- jack_nframes_t pos;
+ double sp;
+ nframes_t pos;
_slave->speed_and_position (sp, pos);
}
} else {
-
locate (target_frame, with_roll, with_flush, with_loop);
}
}
+int
+Session::micro_locate (nframes_t distance)
+{
+ boost::shared_ptr<DiskstreamList> dsl = diskstreams.reader();
+
+ for (DiskstreamList::iterator i = dsl->begin(); i != dsl->end(); ++i) {
+ if (!(*i)->can_internal_playback_seek (distance)) {
+ return -1;
+ }
+ }
+
+ for (DiskstreamList::iterator i = dsl->begin(); i != dsl->end(); ++i) {
+ (*i)->internal_playback_seek (distance);
+ }
+
+ _transport_frame += distance;
+ return 0;
+}
+
void
-Session::locate (jack_nframes_t target_frame, bool with_roll, bool with_flush, bool with_loop)
+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 */
pending_locate_roll = with_roll;
pending_locate_flush = with_flush;
return;
- }
+ }
}
- if (transport_rolling() && !auto_play && !with_roll && !(synced_to_jack() && auto_loop)) {
+ if (transport_rolling() && (!auto_play_legal || !config.get_auto_play()) && !with_roll && !(synced_to_jack() && play_loop)) {
realtime_stop (false);
- }
+ }
if ( !with_loop || loop_changing) {
post_transport_work = PostTransportWork (post_transport_work | PostTransportLocate);
-
+
if (with_roll) {
post_transport_work = PostTransportWork (post_transport_work | PostTransportRoll);
}
/* this is functionally what clear_clicks() does but with a tentative lock */
Glib::RWLock::WriterLock clickm (click_lock, Glib::TRY_LOCK);
-
+
if (clickm.locked()) {
-
+
for (Clicks::iterator i = clicks.begin(); i != clicks.end(); ++i) {
delete *i;
}
-
+
clicks.clear ();
}
}
if (with_roll) {
/* switch from input if we're going to roll */
- if (Config->get_use_hardware_monitoring()) {
- /* Even though this is called from RT context we are using
- a non-tentative rwlock here, because the action must occur.
- The rarity and short potential lock duration makes this "OK"
- */
- Glib::RWLock::ReaderLock dsm (diskstream_lock);
- for (DiskstreamList::iterator i = diskstreams.begin(); i != diskstreams.end(); ++i) {
+ if (Config->get_monitoring_model() == HardwareMonitoring) {
+
+ boost::shared_ptr<DiskstreamList> dsl = diskstreams.reader();
+
+ for (DiskstreamList::iterator i = dsl->begin(); i != dsl->end(); ++i) {
if ((*i)->record_enabled ()) {
//cerr << "switching from input" << __FILE__ << __LINE__ << endl << endl;
- (*i)->monitor_input (!auto_input);
+ (*i)->monitor_input (!config.get_auto_input());
}
}
}
} else {
/* otherwise we're going to stop, so do the opposite */
- if (Config->get_use_hardware_monitoring()) {
- /* Even though this is called from RT context we are using
- a non-tentative rwlock here, because the action must occur.
- The rarity and short potential lock duration makes this "OK"
- */
- Glib::RWLock::ReaderLock dsm (diskstream_lock);
- for (DiskstreamList::iterator i = diskstreams.begin(); i != diskstreams.end(); ++i) {
+ if (Config->get_monitoring_model() == HardwareMonitoring) {
+ boost::shared_ptr<DiskstreamList> dsl = diskstreams.reader();
+
+ for (DiskstreamList::iterator i = dsl->begin(); i != dsl->end(); ++i) {
if ((*i)->record_enabled ()) {
//cerr << "switching to input" << __FILE__ << __LINE__ << endl << endl;
(*i)->monitor_input (true);
}
}
- /* cancel autoloop if transport pos outside of loop range */
- if (auto_loop) {
+ /* cancel looped playback if transport pos outside of loop range */
+ if (play_loop) {
Location* al = _locations.auto_loop_location();
-
+
if (al && (_transport_frame < al->start() || _transport_frame > al->end())) {
// cancel looping directly, this is called from event handling context
- set_auto_loop(false);
+ 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);
+ }
+ }
+ }
+ have_looped = true;
+ TransportLooped(); // EMIT SIGNAL
}
}
-
+
loop_changing = false;
+
+ _send_smpte_update = true;
+
+ Located (); /* EMIT SIGNAL */
}
+/** Set the transport speed.
+ * @param speed New speed
+ * @param abort
+ */
void
-Session::set_transport_speed (float speed, bool abort)
+Session::set_transport_speed (double speed, bool abort)
{
if (_transport_speed == speed) {
return;
}
+ _target_transport_speed = fabs(speed);
+
+ /* 8.0 max speed is somewhat arbitrary but based on guestimates regarding disk i/o capability
+ and user needs. We really need CD-style "skip" playback for ffwd and rewind.
+ */
+
if (speed > 0) {
- speed = min (8.0f, speed);
+ speed = min (8.0, speed);
} else if (speed < 0) {
- speed = max (-8.0f, speed);
+ speed = max (-8.0, speed);
}
if (transport_rolling() && speed == 0.0) {
- if (Config->get_use_hardware_monitoring())
+ /* we are rolling and we want to stop */
+
+ if (Config->get_monitoring_model() == HardwareMonitoring)
{
- /* Even though this is called from RT context we are using
- a non-tentative rwlock here, because the action must occur.
- The rarity and short potential lock duration makes this "OK"
- */
- Glib::RWLock::ReaderLock dsm (diskstream_lock);
- for (DiskstreamList::iterator i = diskstreams.begin(); i != diskstreams.end(); ++i) {
+ boost::shared_ptr<DiskstreamList> dsl = diskstreams.reader();
+
+ for (DiskstreamList::iterator i = dsl->begin(); i != dsl->end(); ++i) {
if ((*i)->record_enabled ()) {
//cerr << "switching to input" << __FILE__ << __LINE__ << endl << endl;
- (*i)->monitor_input (true);
+ (*i)->monitor_input (true);
}
}
}
} 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;
}
- if (Config->get_use_hardware_monitoring()) {
- /* Even though this is called from RT context we are using
- a non-tentative rwlock here, because the action must occur.
- The rarity and short potential lock duration makes this "OK"
- */
- Glib::RWLock::ReaderLock dsm (diskstream_lock);
- for (DiskstreamList::iterator i = diskstreams.begin(); i != diskstreams.end(); ++i) {
- if (auto_input && (*i)->record_enabled ()) {
+ if (Config->get_monitoring_model() == HardwareMonitoring) {
+
+ boost::shared_ptr<DiskstreamList> dsl = diskstreams.reader();
+
+ for (DiskstreamList::iterator i = dsl->begin(); i != dsl->end(); ++i) {
+ if (config.get_auto_input() && (*i)->record_enabled ()) {
//cerr << "switching from input" << __FILE__ << __LINE__ << endl << endl;
- (*i)->monitor_input (false);
+ (*i)->monitor_input (false);
}
}
}
return;
}
- if (speed > 0.0f && _transport_frame == current_end_frame()) {
+ if (speed > 0.0 && _transport_frame == current_end_frame()) {
return;
}
- if (speed < 0.0f && _transport_frame == 0) {
+ if (speed < 0.0 && _transport_frame == 0) {
return;
}
-
+
clear_clicks ();
/* if we are reversing relative to the current speed, or relative to the speed
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 < 0.0) || (_last_transport_speed * speed < 0.0) || (_last_transport_speed == 0.0f && speed < 0.0f)) {
post_transport_work = PostTransportWork (post_transport_work | PostTransportReverse);
}
-
+
_last_transport_speed = _transport_speed;
_transport_speed = speed;
-
- for (DiskstreamList::iterator i = diskstreams.begin(); i != diskstreams.end(); ++i) {
+
+ boost::shared_ptr<DiskstreamList> dsl = diskstreams.reader();
+ for (DiskstreamList::iterator i = dsl->begin(); i != dsl->end(); ++i) {
if ((*i)->realtime_set_speed ((*i)->speed(), true)) {
post_transport_work = PostTransportWork (post_transport_work | PostTransportSpeed);
}
}
-
+
if (post_transport_work & (PostTransportSpeed|PostTransportReverse)) {
schedule_butler_transport_work ();
}
}
}
+
+/** Stop the transport. */
void
Session::stop_transport (bool abort)
{
return;
}
- if (actively_recording() && !(transport_sub_state & StopPendingCapture) &&
- _worst_output_latency > current_block_size)
+ if (actively_recording() && !(transport_sub_state & StopPendingCapture) &&
+ _worst_output_latency > current_block_size)
{
-
+
/* we need to capture the audio that has still not yet been received by the system
at the time the stop is requested, so we have to roll past that time.
block before the actual end. we'll declick in the subsequent block,
and then we'll really be stopped.
*/
-
- Event *ev = new Event (Event::StopOnce, Event::Replace,
+
+ Event *ev = new Event (Event::StopOnce, Event::Replace,
_transport_frame + _worst_output_latency - current_block_size,
0, 0, abort);
-
+
merge_event (ev);
transport_sub_state |= StopPendingCapture;
pending_abort = abort;
return;
- }
+ }
+
if ((transport_sub_state & PendingDeclickOut) == 0) {
transport_sub_state |= PendingDeclickOut;
/* we'll be called again after the declick */
+ pending_abort = abort;
return;
}
Session::start_transport ()
{
_last_roll_location = _transport_frame;
+ have_looped = false;
/* if record status is Enabled, move it to Recording. if its
- already Recording, move it to Disabled.
+ already Recording, move it to Disabled.
*/
switch (record_status()) {
case Enabled:
- if (!punch_in) {
+ if (!config.get_punch_in()) {
enable_record ();
}
break;
case Recording:
- disable_record (false);
+ if (!play_loop) {
+ disable_record (false);
+ }
break;
default:
break;
}
- if (!synced_to_jack() || _exporting) {
- actually_start_transport ();
- } else {
- waiting_to_start = true;
- }
-}
-
-void
-Session::actually_start_transport ()
-{
- waiting_to_start = false;
-
transport_sub_state |= PendingDeclickIn;
- _transport_speed = 1.0;
- for (DiskstreamList::iterator i = diskstreams.begin(); i != diskstreams.end(); ++i) {
+ _transport_speed = 1.0;
+ _target_transport_speed = 1.0;
+
+ boost::shared_ptr<DiskstreamList> dsl = diskstreams.reader();
+ for (DiskstreamList::iterator i = dsl->begin(); i != dsl->end(); ++i) {
(*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 ((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 {
transport_sub_state = 0;
}
}
void
-Session::set_rf_speed (float speed)
-{
- rf_speed = speed;
- cumulative_rf_motion = 0;
- reset_rf_scale (0);
-}
-
-void
-Session::reset_rf_scale (jack_nframes_t motion)
+Session::reset_rf_scale (nframes_t motion)
{
cumulative_rf_motion += motion;
}
}
-int
-Session::set_slave_source (SlaveSource src, jack_nframes_t frame)
+void
+Session::set_slave_source (SlaveSource src)
{
bool reverse = false;
bool non_rt_required = false;
- if (src == _slave_type) {
- return 0;
- }
-
if (_transport_speed) {
error << _("please stop the transport before adjusting slave settings") << endmsg;
- /* help out non-MVC friendly UI's by telling them the slave type changed */
- ControlChanged (SlaveType); /* EMIT SIGNAL */
- return 0;
+ return;
}
// if (src == JACK && Config->get_jack_time_master()) {
-// return -1;
+// return;
// }
-
- if (_slave) {
- delete _slave;
- _slave = 0;
- _slave_type = None;
- }
+
+ delete _slave;
+ _slave = 0;
if (_transport_speed < 0.0) {
reverse = true;
}
catch (failed_constructor& err) {
- return -1;
+ return;
}
} else {
error << _("No MTC port defined: MTC slaving is impossible.") << endmsg;
- return -1;
+ return;
}
- _desired_transport_speed = _transport_speed;
break;
-
+
+ case MIDIClock:
+ if (_midi_clock_port) {
+ try {
+ _slave = new MIDIClock_Slave (*this, *_midi_clock_port, 24);
+ }
+
+ catch (failed_constructor& err) {
+ return;
+ }
+
+ } else {
+ error << _("No MIDI Clock port defined: MIDI Clock slaving is impossible.") << endmsg;
+ return;
+ }
+ break;
+
case JACK:
_slave = new JACK_Slave (_engine.jack());
- _desired_transport_speed = _transport_speed;
break;
+
};
-
- _slave_type = src;
- for (DiskstreamList::iterator i = diskstreams.begin(); i != diskstreams.end(); ++i) {
+ Config->set_slave_source (src);
+
+ boost::shared_ptr<DiskstreamList> dsl = diskstreams.reader();
+ for (DiskstreamList::iterator i = dsl->begin(); i != dsl->end(); ++i) {
if (!(*i)->hidden()) {
if ((*i)->realtime_set_speed ((*i)->speed(), true)) {
non_rt_required = true;
}
set_dirty();
- ControlChanged (SlaveType); /* EMIT SIGNAL */
-
- return 0;
}
void
}
void
-Session::set_diskstream_speed (Diskstream* stream, float speed)
+Session::set_diskstream_speed (Diskstream* stream, double speed)
{
if (stream->realtime_set_speed (speed, false)) {
post_transport_work = PostTransportWork (post_transport_work | PostTransportSpeed);
Event* ev = new Event (Event::SetTransportSpeed, Event::Add, Event::Immediate, 0, 0.0f, false);
merge_event (ev);
}
-
- ControlChanged (PlayRange); /* EMIT SIGNAL */
}
}
/* Called from event-processing context */
Event* ev;
-
+
_clear_event_type (Event::RangeStop);
_clear_event_type (Event::RangeLocate);
}
list<AudioRange>::size_type sz = current_audio_range.size();
-
+
if (sz > 1) {
-
- list<AudioRange>::iterator i = current_audio_range.begin();
+
+ list<AudioRange>::iterator i = current_audio_range.begin();
list<AudioRange>::iterator next;
-
+
while (i != current_audio_range.end()) {
-
+
next = i;
++next;
-
+
/* locating/stopping is subject to delays for declicking.
*/
-
- jack_nframes_t requested_frame = (*i).end;
-
+
+ nframes_t requested_frame = (*i).end;
+
if (requested_frame > current_block_size) {
requested_frame -= current_block_size;
} else {
requested_frame = 0;
}
-
+
if (next == current_audio_range.end()) {
ev = new Event (Event::RangeStop, Event::Add, requested_frame, 0, 0.0f);
} else {
ev = new Event (Event::RangeLocate, Event::Add, requested_frame, (*next).start, 0.0f);
}
-
+
merge_event (ev);
-
+
i = next;
}
-
+
} else if (sz == 1) {
-
+
ev = new Event (Event::RangeStop, Event::Add, current_audio_range.front().end, 0, 0.0f);
merge_event (ev);
-
- }
+
+ }
/* now start rolling at the right place */
-
+
ev = new Event (Event::LocateRoll, Event::Add, Event::Immediate, current_audio_range.front().start, 0.0f, false);
merge_event (ev);
}
void
-Session::request_bounded_roll (jack_nframes_t start, jack_nframes_t end)
+Session::request_roll_at_and_return (nframes_t start, nframes_t return_to)
+{
+ Event *ev = new Event (Event::LocateRollLocate, Event::Add, Event::Immediate, return_to, 1.0);
+ ev->target2_frame = start;
+ 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.
- but first, make sure the butler is out of
+ but first, make sure the butler is out of
the picture.
*/
g_atomic_int_set (&butler_should_do_transport_work, 0);
post_transport_work = PostTransportWork (0);
stop_butler ();
-
+
realtime_stop (false);
- non_realtime_stop (false);
+ non_realtime_stop (false, 0, ignored);
transport_sub_state = 0;
TransportStateChange (); /* EMIT SIGNAL */
void
Session::xrun_recovery ()
{
- if (Config->get_stop_recording_on_xrun() && actively_recording()) {
+ Xrun (transport_frame()); //EMIT SIGNAL
- HaltOnXrun (); /* EMIT SIGNAL */
+ if (Config->get_stop_recording_on_xrun() && actively_recording()) {
/* it didn't actually halt, but we need
to handle things in the same way.
*/
engine_halted();
- }
+ }
}
void
return;
}
- Glib::RWLock::ReaderLock lm2 (diskstream_lock);
_worst_track_latency = 0;
+#undef DEBUG_LATENCY
+#ifdef DEBUG_LATENCY
+ cerr << "\n---------------------------------\nUPDATE LATENCY\n";
+#endif
+
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),
+ (*i)->handle_transport_stopped (abort, (post_transport_work & PostTransportLocate),
(!(post_transport_work & PostTransportLocate) || pending_locate_flush));
}
- jack_nframes_t old_latency = (*i)->signal_latency ();
- jack_nframes_t track_latency = (*i)->update_total_latency ();
+ nframes_t old_latency = (*i)->output()->signal_latency ();
+ nframes_t track_latency = (*i)->update_total_latency ();
if (old_latency != track_latency) {
+ (*i)->input()->update_port_total_latencies ();
+ (*i)->output()->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);
}
}
- for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
- (*i)->set_latency_delay (_worst_track_latency);
+ if (update_jack) {
+ _engine.update_total_latencies ();
}
- /* tell JACK to play catch up */
+#ifdef DEBUG_LATENCY
+ cerr << "\tworst was " << _worst_track_latency << endl;
+#endif
- if (update_jack) {
- _engine.update_total_latencies ();
+ for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
+ (*i)->set_latency_delay (_worst_track_latency);
}
set_worst_io_latencies ();
/* reflect any changes in latencies into capture offsets
*/
-
- for (DiskstreamList::iterator i = diskstreams.begin(); i != diskstreams.end(); ++i) {
+
+ boost::shared_ptr<DiskstreamList> dsl = diskstreams.reader();
+
+ for (DiskstreamList::iterator i = dsl->begin(); i != dsl->end(); ++i) {
(*i)->set_capture_offset ();
}
}
void
-Session::update_latency_compensation_proxy (void* ignored)
+Session::allow_auto_play (bool yn)
+{
+ auto_play_legal = yn;
+}
+
+void
+Session::reset_jack_connection (jack_client_t* jack)
{
- update_latency_compensation (false, false);
+ JACK_Slave* js;
+
+ if (_slave && ((js = dynamic_cast<JACK_Slave*> (_slave)) != 0)) {
+ js->reset_client (jack);
+ }
}