X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=libs%2Fardour%2Ftrack.cc;h=a45f37f422a50fec17f59f9c1447def9d2ceb2a1;hb=a473d630eb165272992e90f8d854b1d66ec0be63;hp=ed52fd70a95cf1a608569d98caef96eb2d9a6343;hpb=68e943265edf04e63a8e8b8f62bab20f99d9c637;p=ardour.git diff --git a/libs/ardour/track.cc b/libs/ardour/track.cc index ed52fd70a9..a45f37f422 100644 --- a/libs/ardour/track.cc +++ b/libs/ardour/track.cc @@ -1,5 +1,5 @@ /* - Copyright (C) 2006 Paul Davis + Copyright (C) 2006 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 @@ -15,22 +15,23 @@ along with this program; if not, write to the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ -#include -#include -#include -#include - -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include +#include "pbd/error.h" + +#include "ardour/amp.h" +#include "ardour/audioplaylist.h" +#include "ardour/audioregion.h" +#include "ardour/audiosource.h" +#include "ardour/debug.h" +#include "ardour/delivery.h" +#include "ardour/diskstream.h" +#include "ardour/io_processor.h" +#include "ardour/meter.h" +#include "ardour/port.h" +#include "ardour/processor.h" +#include "ardour/route_group_specialized.h" +#include "ardour/session.h" +#include "ardour/track.h" +#include "ardour/utils.h" #include "i18n.h" @@ -39,40 +40,37 @@ using namespace ARDOUR; using namespace PBD; Track::Track (Session& sess, string name, Route::Flag flag, TrackMode mode, DataType default_type) - : Route (sess, name, 1, -1, -1, -1, flag, default_type) + : Route (sess, name, flag, default_type) + , _saved_meter_point (_meter_point) + , _mode (mode) , _rec_enable_control (new RecEnableControllable(*this)) { - _declickable = true; _freeze_record.state = NoFreeze; - _saved_meter_point = _meter_point; - _mode = mode; -} - -Track::Track (Session& sess, const XMLNode& node, DataType default_type) - : Route (sess, node) - , _rec_enable_control (new RecEnableControllable(*this)) -{ - _freeze_record.state = NoFreeze; - _declickable = true; - _saved_meter_point = _meter_point; + _declickable = true; } Track::~Track () { + DEBUG_TRACE (DEBUG::Destruction, string_compose ("track %1 destructor\n", _name)); } -void -Track::set_meter_point (MeterPoint p, void *src) +int +Track::init () { - Route::set_meter_point (p, src); -} + if (Route::init ()) { + return -1; + } + return 0; +} XMLNode& Track::get_state () { return state (true); } + + XMLNode& Track::get_template () { @@ -82,42 +80,11 @@ Track::get_template () void Track::toggle_monitor_input () { - for (PortSet::iterator i = _inputs.begin(); i != _inputs.end(); ++i) { + for (PortSet::iterator i = _input->ports().begin(); i != _input->ports().end(); ++i) { i->ensure_monitor_input(!i->monitoring_input()); } } -ARDOUR::nframes_t -Track::update_total_latency () -{ - nframes_t old = _own_latency; - - if (_user_latency) { - _own_latency = _user_latency; - } else { - _own_latency = 0; - - for (ProcessorList::iterator i = _processors.begin(); i != _processors.end(); ++i) { - if ((*i)->active ()) { - _own_latency += (*i)->signal_latency (); - } - } - } - -#undef DEBUG_LATENCY -#ifdef DEBUG_LATENCY - cerr << _name << ": internal redirect (final) latency = " << _own_latency << endl; -#endif - - set_port_latency (_own_latency); - - if (old != _own_latency) { - signal_latency_changed (); /* EMIT SIGNAL */ - } - - return _own_latency; -} - Track::FreezeRecord::~FreezeRecord () { for (vector::iterator i = processor_info.begin(); i != processor_info.end(); ++i) { @@ -137,46 +104,50 @@ Track::RecEnableControllable::RecEnableControllable (Track& s) } void -Track::RecEnableControllable::set_value (float val) +Track::RecEnableControllable::set_value (double val) { - bool bval = ((val >= 0.5f) ? true: false); - track.set_record_enable (bval, this); + bool bval = ((val >= 0.5) ? true: false); + track.set_record_enabled (bval, this); } -float +double Track::RecEnableControllable::get_value (void) const { - if (track.record_enabled()) { return 1.0f; } - return 0.0f; + if (track.record_enabled()) { return 1.0; } + return 0.0; } bool Track::record_enabled () const { - return _diskstream->record_enabled (); + return _diskstream && _diskstream->record_enabled (); } bool Track::can_record() { bool will_record = true; - for (PortSet::iterator i = _inputs.begin(); i != _inputs.end() && will_record; ++i) { + for (PortSet::iterator i = _input->ports().begin(); i != _input->ports().end() && will_record; ++i) { if (!i->connected()) will_record = false; } return will_record; } - + void -Track::set_record_enable (bool yn, void *src) +Track::set_record_enabled (bool yn, void *src) { + if (!_session.writable()) { + return; + } + if (_freeze_record.state == Frozen) { return; } - if (_mix_group && src != _mix_group && _mix_group->is_active()) { - _mix_group->apply (&Track::set_record_enable, yn, _mix_group); + if (_route_group && src != _route_group && _route_group->is_active() && _route_group->is_recenable()) { + _route_group->apply (&Track::set_record_enabled, yn, _route_group); return; } @@ -184,13 +155,15 @@ Track::set_record_enable (bool yn, void *src) if (!_diskstream->record_enabled()) { _saved_meter_point = _meter_point; } - + _diskstream->set_record_enabled (yn); if (_diskstream->record_enabled()) { - set_meter_point (MeterInput, this); + if (_meter_point != MeterCustom) { + set_meter_point (MeterInput); + } } else { - set_meter_point (_saved_meter_point, this); + set_meter_point (_saved_meter_point); } _rec_enable_control->Changed (); @@ -207,13 +180,11 @@ Track::set_name (const string& str) return false; } - if (_diskstream->set_name (str)) { - return false; - } + _diskstream->set_name (str); /* save state so that the statefile fully reflects any filename changes */ - if ((ret = IO::set_name (str)) == 0) { + if ((ret = Route::set_name (str)) == 0) { _session.save_state (""); } @@ -221,9 +192,504 @@ Track::set_name (const string& str) } void -Track::set_latency_delay (nframes_t longest_session_latency) +Track::set_latency_compensation (framecnt_t longest_session_latency) { - Route::set_latency_delay (longest_session_latency); + Route::set_latency_compensation (longest_session_latency); _diskstream->set_roll_delay (_roll_delay); } +void +Track::zero_diskstream_id_in_xml (XMLNode& node) +{ + if (node.property ("diskstream-id")) { + node.add_property ("diskstream-id", "0"); + } +} + +int +Track::no_roll (pframes_t nframes, framepos_t start_frame, framepos_t end_frame, + bool session_state_changing, bool can_record, bool /*rec_monitors_input*/) +{ + Glib::RWLock::ReaderLock lm (_processor_lock, Glib::TRY_LOCK); + if (!lm.locked()) { + return 0; + } + + if (n_outputs().n_total() == 0) { + return 0; + } + + if (!_active) { + silence (nframes); + return 0; + } + + if (session_state_changing) { + if (_session.transport_speed() != 0.0f) { + /* we're rolling but some state is changing (e.g. our diskstream contents) + so we cannot use them. Be silent till this is over. Don't declick. + + XXX note the absurdity of ::no_roll() being called when we ARE rolling! + */ + passthru_silence (start_frame, end_frame, nframes, 0); + return 0; + } + /* we're really not rolling, so we're either delivery silence or actually + monitoring, both of which are safe to do while session_state_changing is true. + */ + } + + _diskstream->check_record_status (start_frame, can_record); + + bool be_silent; + + if (_have_internal_generator) { + /* since the instrument has no input streams, + there is no reason to send any signal + into the route. + */ + be_silent = true; + } else { + be_silent = send_silence (); + } + + _amp->apply_gain_automation(false); + + if (be_silent) { + + /* if we're sending silence, but we want the meters to show levels for the signal, + meter right here. + */ + + 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); + } + + } else { + + /* we're sending signal, but we may still want to meter the input. + */ + + passthru (start_frame, end_frame, nframes, false); + } + + _main_outs->flush_buffers (nframes, end_frame - start_frame - 1); + + return 0; +} + +int +Track::silent_roll (pframes_t nframes, framepos_t /*start_frame*/, framepos_t /*end_frame*/, + bool can_record, bool rec_monitors_input, bool& need_butler) +{ + Glib::RWLock::ReaderLock lm (_processor_lock, Glib::TRY_LOCK); + if (!lm.locked()) { + return 0; + } + + if (n_outputs().n_total() == 0 && _processors.empty()) { + return 0; + } + + if (!_active) { + silence (nframes); + return 0; + } + + _silent = true; + _amp->apply_gain_automation(false); + + silence (nframes); + + return _diskstream->process (_session.transport_frame(), nframes, can_record, rec_monitors_input, need_butler); +} + +void +Track::set_diskstream (boost::shared_ptr ds) +{ + _diskstream = ds; + + ds->PlaylistChanged.connect_same_thread (*this, boost::bind (&Track::diskstream_playlist_changed, this)); + diskstream_playlist_changed (); + ds->RecordEnableChanged.connect_same_thread (*this, boost::bind (&Track::diskstream_record_enable_changed, this)); + ds->SpeedChanged.connect_same_thread (*this, boost::bind (&Track::diskstream_speed_changed, this)); + ds->AlignmentStyleChanged.connect_same_thread (*this, boost::bind (&Track::diskstream_alignment_style_changed, this)); +} + +void +Track::diskstream_playlist_changed () +{ + PlaylistChanged (); /* EMIT SIGNAL */ +} + +void +Track::diskstream_record_enable_changed () +{ + RecordEnableChanged (); /* EMIT SIGNAL */ +} + +void +Track::diskstream_speed_changed () +{ + SpeedChanged (); /* EMIT SIGNAL */ +} + +void +Track::diskstream_alignment_style_changed () +{ + AlignmentStyleChanged (); /* EMIT SIGNAL */ +} + +boost::shared_ptr +Track::playlist () +{ + return _diskstream->playlist (); +} + +void +Track::monitor_input (bool m) +{ + _diskstream->monitor_input (m); +} + +bool +Track::destructive () const +{ + return _diskstream->destructive (); +} + +list > & +Track::last_capture_sources () +{ + return _diskstream->last_capture_sources (); +} + +void +Track::set_capture_offset () +{ + _diskstream->set_capture_offset (); +} + +list > +Track::steal_write_sources() +{ + return _diskstream->steal_write_sources (); +} + +void +Track::reset_write_sources (bool r, bool force) +{ + _diskstream->reset_write_sources (r, force); +} + +float +Track::playback_buffer_load () const +{ + return _diskstream->playback_buffer_load (); +} + +float +Track::capture_buffer_load () const +{ + return _diskstream->capture_buffer_load (); +} + +int +Track::do_refill () +{ + return _diskstream->do_refill (); +} + +int +Track::do_flush (RunContext c, bool force) +{ + return _diskstream->do_flush (c, force); +} + +void +Track::set_pending_overwrite (bool o) +{ + _diskstream->set_pending_overwrite (o); +} + +int +Track::seek (framepos_t p, bool complete_refill) +{ + return _diskstream->seek (p, complete_refill); +} + +bool +Track::hidden () const +{ + return _diskstream->hidden (); +} + +int +Track::can_internal_playback_seek (framepos_t p) +{ + return _diskstream->can_internal_playback_seek (p); +} + +int +Track::internal_playback_seek (framepos_t p) +{ + return _diskstream->internal_playback_seek (p); +} + +void +Track::non_realtime_input_change () +{ + _diskstream->non_realtime_input_change (); +} + +void +Track::non_realtime_locate (framepos_t p) +{ + _diskstream->non_realtime_locate (p); +} + +void +Track::non_realtime_set_speed () +{ + _diskstream->non_realtime_set_speed (); +} + +int +Track::overwrite_existing_buffers () +{ + return _diskstream->overwrite_existing_buffers (); +} + +framecnt_t +Track::get_captured_frames (uint32_t n) const +{ + return _diskstream->get_captured_frames (n); +} + +int +Track::set_loop (Location* l) +{ + return _diskstream->set_loop (l); +} + +void +Track::transport_looped (framepos_t p) +{ + _diskstream->transport_looped (p); +} + +bool +Track::realtime_set_speed (double s, bool g) +{ + return _diskstream->realtime_set_speed (s, g); +} + +void +Track::transport_stopped_wallclock (struct tm & n, time_t t, bool g) +{ + _diskstream->transport_stopped_wallclock (n, t, g); +} + +bool +Track::pending_overwrite () const +{ + return _diskstream->pending_overwrite (); +} + +double +Track::speed () const +{ + return _diskstream->speed (); +} + +void +Track::prepare_to_stop (framepos_t p) +{ + _diskstream->prepare_to_stop (p); +} + +void +Track::set_slaved (bool s) +{ + _diskstream->set_slaved (s); +} + +ChanCount +Track::n_channels () +{ + return _diskstream->n_channels (); +} + +framepos_t +Track::get_capture_start_frame (uint32_t n) const +{ + return _diskstream->get_capture_start_frame (n); +} + +AlignStyle +Track::alignment_style () const +{ + return _diskstream->alignment_style (); +} + +AlignChoice +Track::alignment_choice () const +{ + return _diskstream->alignment_choice (); +} + +framepos_t +Track::current_capture_start () const +{ + return _diskstream->current_capture_start (); +} + +framepos_t +Track::current_capture_end () const +{ + return _diskstream->current_capture_end (); +} + +void +Track::playlist_modified () +{ + _diskstream->playlist_modified (); +} + +int +Track::use_playlist (boost::shared_ptr p) +{ + return _diskstream->use_playlist (p); +} + +int +Track::use_copy_playlist () +{ + return _diskstream->use_copy_playlist (); +} + +int +Track::use_new_playlist () +{ + return _diskstream->use_new_playlist (); +} + +uint32_t +Track::read_data_count () const +{ + return _diskstream->read_data_count (); +} + +void +Track::set_align_style (AlignStyle s, bool force) +{ + _diskstream->set_align_style (s, force); +} + +void +Track::set_align_choice (AlignChoice s, bool force) +{ + _diskstream->set_align_choice (s, force); +} + +uint32_t +Track::write_data_count () const +{ + return _diskstream->write_data_count (); +} + +PBD::ID const & +Track::diskstream_id () const +{ + return _diskstream->id (); +} + +void +Track::set_block_size (pframes_t n) +{ + Route::set_block_size (n); + _diskstream->set_block_size (n); +} + +void +Track::adjust_playback_buffering () +{ + if (_diskstream) { + _diskstream->adjust_playback_buffering (); + } +} + +void +Track::adjust_capture_buffering () +{ + if (_diskstream) { + _diskstream->adjust_capture_buffering (); + } +} + +bool +Track::send_silence () const +{ + /* + ADATs work in a strange way.. + they monitor input always when stopped.and auto-input is engaged. + + 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) + */ + + 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) + && (_session.config.get_auto_input () || _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) + && _diskstream->record_enabled()) { + send_silence = false; + } else { + send_silence = true; + } + } + + return send_silence; +} + +void +Track::maybe_declick (BufferSet& bufs, framecnt_t nframes, int declick) +{ + /* never declick if there is an internal generator - we just want it to + keep generating sound without interruption. + */ + + if (_have_internal_generator) { + return; + } + + if (!declick) { + declick = _pending_declick; + } + + if (declick != 0) { + Amp::declick (bufs, nframes, declick); + } +}