framepos_t start_frame, framepos_t end_frame, pframes_t nframes,
int declick, bool gain_automation_ok)
{
- bool monitor = ardour_should_monitor ();
-
bufs.set_is_silent (false);
/* figure out if we're going to use gain automation */
_amp->apply_gain_automation (false);
}
- /* tell main outs what to do about monitoring */
- _main_outs->no_outs_cuz_we_no_monitor (!monitor);
+ /* Tell main outs what to do about monitoring. We do this so that
+ on a transition between monitoring states we get a de-clicking gain
+ change in the _main_outs delivery.
+ */
+ _main_outs->no_outs_cuz_we_no_monitor (monitoring_state () == MonitoringSilence);
/* -------------------------------------------------------------------------------------------
and go ....
----------------------------------------------------------------------------------------- */
+ /* set this to be true if the meter will already have been ::run() earlier */
+ bool const meter_already_run = metering_state() == MeteringInput;
+
for (ProcessorList::iterator i = _processors.begin(); i != _processors.end(); ++i) {
if (boost::dynamic_pointer_cast<UnknownProcessor> (*i)) {
break;
}
+ if (boost::dynamic_pointer_cast<PeakMeter> (*i) && meter_already_run) {
+ /* don't ::run() the meter, otherwise it will have its previous peak corrupted */
+ continue;
+ }
+
#ifndef NDEBUG
/* if it has any inputs, make sure they match */
if ((*i)->input_streams() != ChanCount::ZERO) {
}
}
-/** @return true if Ardour should provide monitoring for this route */
-bool
-Route::ardour_should_monitor () const
-{
- switch (Config->get_monitoring_model()) {
- case HardwareMonitoring:
- case ExternalMonitoring:
- return !record_enabled() || (_session.config.get_auto_input() && !_session.actively_recording());
- break;
- default:
- break;
- }
-
- return true;
-}
-
void
Route::unpan ()
{
return boost::shared_ptr<Processor> ();
}
+
+/** @return the monitoring state, or in other words what data we are pushing
+ * into the route (data from the inputs, data from disk or silence)
+ */
+MonitorState
+Route::monitoring_state () const
+{
+ return MonitoringInput;
+}
+
+/** @return what we should be metering; either the data coming from the input
+ * IO or the data that is flowing through the route.
+ */
+MeterState
+Route::metering_state () const
+{
+ return MeteringRoute;
+}
*/
be_silent = true;
} else {
- be_silent = send_silence ();
+ MonitorState const s = monitoring_state ();
+ /* we are not rolling, so be silent even if we are monitoring disk, as there
+ will be no disk data coming in.
+ */
+ be_silent = (s == MonitoringSilence || s == MonitoringDisk);
+ }
+
+ if (!_have_internal_generator && metering_state() == MeteringInput) {
+ _input->process_input (_meter, start_frame, end_frame, nframes);
}
_amp->apply_gain_automation(false);
- if (be_silent) {
+ /* if have_internal_generator, or .. */
+ //_input->process_input (_meter, start_frame, end_frame, nframes);
- /* if we're sending silence, but we want the meters to show levels for the signal,
- meter right here.
- */
+ if (be_silent) {
- if (_have_internal_generator) {
- passthru_silence (start_frame, end_frame, nframes, 0);
- } else {
- if (_meter_point == MeterInput) {
- _input->process_input (_meter, start_frame, end_frame, nframes);
- }
- passthru_silence (start_frame, end_frame, nframes, 0);
- }
+ passthru_silence (start_frame, end_frame, nframes, 0);
} else {
}
}
-bool
-Track::send_silence () const
-{
- bool send_silence;
-
- if (Config->get_tape_machine_mode()) {
-
- /* ADATs work in a strange way..
- they monitor input always when stopped.and auto-input is engaged.
- */
-
- if ((Config->get_monitoring_model() == SoftwareMonitoring)
- && ((_monitoring & MonitorInput) || (_diskstream->record_enabled()))) {
- send_silence = false;
- } else {
- send_silence = true;
- }
-
-
- } else {
-
- /* Other machines switch to input on stop if the track is record enabled,
- regardless of the auto input setting (auto input only changes the
- monitoring state when the transport is rolling)
- */
-
- if ((Config->get_monitoring_model() == SoftwareMonitoring)
- && ((_monitoring & MonitorInput) ||
- (!(_monitoring & MonitorDisk) && (_session.config.get_auto_input () || _diskstream->record_enabled())))){
-
- DEBUG_TRACE (DEBUG::Monitor,
- string_compose ("%1: no roll, use silence = FALSE, monitoring choice %2 recenable %3 sRA %4 autoinput %5\n",
- name(), enum_2_string (_monitoring),
- _diskstream->record_enabled(), _session.actively_recording(),
- _session.config.get_auto_input()));
-
- send_silence = false;
- } else {
- DEBUG_TRACE (DEBUG::Monitor,
- string_compose ("%1: no roll, use silence = TRUE, monitoring choice %2 recenable %3 sRA %4 autoinput %5\n",
- name(), enum_2_string (_monitoring),
- _diskstream->record_enabled(), _session.actively_recording(),
- _session.config.get_auto_input()));
- send_silence = true;
- }
- }
-
- return send_silence;
-}
-
MonitorState
-Track::monitoring_state ()
+Track::monitoring_state () const
{
- MonitorState ms = MonitoringSilence;
-
- if (_session.transport_rolling()) {
-
- /* roll case */
+ /* Explicit requests */
+
+ if (_monitoring & MonitorInput) {
+ return MonitoringInput;
+ }
- if (_monitoring & MonitorInput) { // explicitly requested input monitoring
-
- ms = MonitoringInput;
-
- } else if (_monitoring & MonitorDisk) { // explicitly requested disk monitoring
-
- ms = MonitoringDisk;
+ if (_monitoring & MonitorDisk) {
+ return MonitoringDisk;
+ }
- } else if (_diskstream->record_enabled() && _session.actively_recording()) { // Track actually recording
-
- ms = MonitoringInput;
+ /* This is an implementation of the truth table in doc/monitor_modes.pdf;
+ I don't think it's ever going to be too pretty too look at.
+ */
- } else if (_diskstream->record_enabled() && !_session.actively_recording() && _session.config.get_auto_input()) { // Track armed but not recording, with auto input enabled
-
- ms = MonitoringInput;
+ bool const roll = _session.transport_rolling ();
+ bool const track_rec = _diskstream->record_enabled ();
+ bool const session_rec = _session.get_record_enabled ();
+ bool const auto_input = _session.config.get_auto_input ();
+ bool const software_monitor = Config->get_monitoring_model() == SoftwareMonitoring;
+ bool const tape_machine_mode = Config->get_tape_machine_mode ();
- } else { // Every other state
-
- ms = MonitoringDisk;
+ if (track_rec) {
+ if (!session_rec && roll && auto_input) {
+ return MonitoringDisk;
+ } else {
+ return software_monitor ? MonitoringInput : MonitoringSilence;
}
} else {
- /* no-roll case */
+ if (tape_machine_mode) {
+
+ return MonitoringDisk;
- if (send_silence()) {
-
- ms = MonitoringSilence;
} else {
+
+ if (!roll && auto_input) {
+ return software_monitor ? MonitoringInput : MonitoringSilence;
+ } else {
+ return MonitoringDisk;
+ }
- ms = MonitoringInput;
}
}
- return ms;
+ /* NOTREACHED */
+ return MonitoringSilence;
}
void
}
}
-
+MeterState
+Track::metering_state () const
+{
+ return _diskstream->record_enabled() ? MeteringInput : MeteringRoute;
+}