X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=gtk2_ardour%2Fengine_dialog.cc;h=6f6d31ff182b3ab044953679c23a47667f471d85;hb=3dc7728038860bda6eb4b0de1f4a3e14ec9e86cc;hp=d8f35b211aa25ea8895daeed12bd42d074bfd629;hpb=b754c4341e669729e29183abcd0857ec55eddb16;p=ardour.git diff --git a/gtk2_ardour/engine_dialog.cc b/gtk2_ardour/engine_dialog.cc index d8f35b211a..6f6d31ff18 100644 --- a/gtk2_ardour/engine_dialog.cc +++ b/gtk2_ardour/engine_dialog.cc @@ -87,6 +87,7 @@ EngineControl::EngineControl () , midi_devices_button (_("Midi Device Setup")) , start_stop_button (_("Stop")) , update_devices_button (_("Refresh Devices")) + , use_buffered_io_button (_("Use Buffered I/O"), ArdourButton::led_default_elements) , lm_measure_label (_("Measure")) , lm_use_button (_("Use results")) , lm_back_button (_("Back to settings ... (ignore results)")) @@ -96,6 +97,7 @@ EngineControl::EngineControl () , lm_running (false) , midi_back_button (_("Back to settings")) , ignore_changes (0) + , ignore_device_changes (0) , _desired_sample_rate (0) , started_at_least_once (false) , queue_device_changed (false) @@ -262,7 +264,6 @@ EngineControl::EngineControl () output_channels.signal_output().connect (sigc::bind (sigc::ptr_fun (&EngineControl::print_channel_count), &output_channels)); midi_devices_button.signal_clicked.connect (mem_fun (*this, &EngineControl::configure_midi_devices)); - midi_devices_button.set_sensitive (false); midi_devices_button.set_name ("generic button"); midi_devices_button.set_can_focus(true); @@ -281,6 +282,11 @@ EngineControl::EngineControl () update_devices_button.set_name ("generic button"); update_devices_button.set_can_focus(true); + use_buffered_io_button.signal_clicked.connect (mem_fun (*this, &EngineControl::use_buffered_io_button_clicked)); + use_buffered_io_button.set_sensitive (false); + use_buffered_io_button.set_name ("generic button"); + use_buffered_io_button.set_can_focus(true); + cancel_button = add_button (Gtk::Stock::CLOSE, Gtk::RESPONSE_CANCEL); ok_button = add_button (Gtk::Stock::OK, Gtk::RESPONSE_OK); @@ -301,13 +307,18 @@ EngineControl::EngineControl () set_default_state (); } + update_sensitivity (); connect_changed_signals (); notebook.signal_switch_page().connect (sigc::mem_fun (*this, &EngineControl::on_switch_page)); connect_disconnect_button.signal_clicked().connect (sigc::mem_fun (*this, &EngineControl::connect_disconnect_click)); - connect_disconnect_button.set_no_show_all(); + connect_disconnect_button.set_no_show_all(); + use_buffered_io_button.set_no_show_all(); + update_devices_button.set_no_show_all(); + start_stop_button.set_no_show_all(); + midi_devices_button.set_no_show_all(); } void @@ -321,6 +332,8 @@ EngineControl::connect_changed_signals () sigc::mem_fun (*this, &EngineControl::sample_rate_changed)); buffer_size_combo_connection = buffer_size_combo.signal_changed ().connect ( sigc::mem_fun (*this, &EngineControl::buffer_size_changed)); + nperiods_combo_connection = nperiods_combo.signal_changed ().connect ( + sigc::mem_fun (*this, &EngineControl::nperiods_changed)); device_combo_connection = device_combo.signal_changed ().connect ( sigc::mem_fun (*this, &EngineControl::device_changed)); midi_option_combo_connection = midi_option_combo.signal_changed ().connect ( @@ -350,6 +363,7 @@ EngineControl::block_changed_signals () driver_combo_connection.block (); sample_rate_combo_connection.block (); buffer_size_combo_connection.block (); + nperiods_combo_connection.block (); device_combo_connection.block (); input_device_combo_connection.block (); output_device_combo_connection.block (); @@ -370,6 +384,7 @@ EngineControl::unblock_changed_signals () driver_combo_connection.unblock (); sample_rate_combo_connection.unblock (); buffer_size_combo_connection.unblock (); + nperiods_combo_connection.unblock (); device_combo_connection.unblock (); input_device_combo_connection.unblock (); output_device_combo_connection.unblock (); @@ -408,6 +423,18 @@ EngineControl::on_show () ok_button->grab_focus(); } +bool +EngineControl::try_autostart () +{ + if (!start_stop_button.get_sensitive()) { + return false; + } + if (ARDOUR::AudioEngine::instance()->running()) { + return true; + } + return start_engine (); +} + bool EngineControl::start_engine () { @@ -421,9 +448,9 @@ EngineControl::start_engine () } bool -EngineControl::stop_engine () +EngineControl::stop_engine (bool for_latency) { - if (ARDOUR::AudioEngine::instance()->stop()) { + if (ARDOUR::AudioEngine::instance()->stop(for_latency)) { MessageDialog msg(*this, ARDOUR::AudioEngine::instance()->get_last_backend_error()); msg.run(); @@ -499,6 +526,7 @@ EngineControl::build_notebook () basic_packer.attach (start_stop_button, 3, 4, 0, 1, xopt, xopt); basic_packer.attach (update_devices_button, 3, 4, 1, 2, xopt, xopt); + basic_packer.attach (use_buffered_io_button, 3, 4, 2, 3, xopt, xopt); lm_button_audio.signal_clicked.connect (sigc::mem_fun (*this, &EngineControl::calibrate_audio_latency)); lm_button_audio.set_name ("generic button"); @@ -572,9 +600,18 @@ EngineControl::build_full_control_notebook () buffer_size_duration_label.set_alignment (0.0); /* left-align */ basic_packer.attach (buffer_size_duration_label, 2, 3, row, row+1, SHRINK, (AttachOptions) 0); - /* button spans 2 rows */ + int ctrl_btn_span = 1; + if (backend->can_set_period_size ()) { + row++; + label = manage (left_aligned_label (_("Periods:"))); + basic_packer.attach (*label, 0, 1, row, row + 1, xopt, (AttachOptions) 0); + basic_packer.attach (nperiods_combo, 1, 2, row, row + 1, xopt, (AttachOptions) 0); + ++ctrl_btn_span; + } + + /* button spans 2 or 3 rows */ - basic_packer.attach (control_app_button, 3, 4, row-1, row+1, xopt, xopt); + basic_packer.attach (control_app_button, 3, 4, row - ctrl_btn_span, row + 1, xopt, xopt); row++; input_channels.set_name ("InputChannels"); @@ -636,13 +673,7 @@ EngineControl::build_full_control_notebook () label = manage (left_aligned_label (_("MIDI System:"))); basic_packer.attach (*label, 0, 1, row, row + 1, xopt, (AttachOptions) 0); basic_packer.attach (midi_option_combo, 1, 2, row, row + 1, SHRINK, (AttachOptions) 0); -#if ! defined __APPLE__ && ! defined PLATFORM_WINDOWS // => linux, YAY - /* Currently the only backend with dedicated Midi setup is ALSA. - * lot of people complain that this is greyed out - * "I can't use MIDI, the setup is greyed out" - */ basic_packer.attach (midi_devices_button, 3, 4, row, row+1, xopt, xopt); -#endif row++; } @@ -831,24 +862,43 @@ EngineControl::update_sensitivity () valid = false; } + if (get_popdown_string_count (nperiods_combo) > 0) { + if (!ARDOUR::AudioEngine::instance()->running()) { + nperiods_combo.set_sensitive (true); + } else { + nperiods_combo.set_sensitive (false); + } + } else { + nperiods_combo.set_sensitive (false); + } + if (_have_control) { start_stop_button.set_sensitive(true); start_stop_button.show(); if (ARDOUR::AudioEngine::instance()->running()) { start_stop_button.set_text("Stop"); update_devices_button.set_sensitive(false); + use_buffered_io_button.set_sensitive(false); } else { if (backend->can_request_update_devices()) { update_devices_button.show(); } else { update_devices_button.hide(); } + if (backend->can_use_buffered_io()) { + use_buffered_io_button.show(); + } else { + use_buffered_io_button.hide(); + } start_stop_button.set_text("Start"); update_devices_button.set_sensitive(true); + use_buffered_io_button.set_sensitive(true); } } else { update_devices_button.set_sensitive(false); update_devices_button.hide(); + use_buffered_io_button.set_sensitive(false); + use_buffered_io_button.hide(); start_stop_button.set_sensitive(false); start_stop_button.hide(); } @@ -1442,6 +1492,31 @@ EngineControl::set_buffersize_popdown_strings () update_sensitivity (); } +void +EngineControl::set_nperiods_popdown_strings () +{ + DEBUG_ECONTROL ("set_nperiods_popdown_strings"); + boost::shared_ptr backend = ARDOUR::AudioEngine::instance()->current_backend(); + vector np; + vector s; + + if (backend->can_set_period_size()) { + np = backend->available_period_sizes (get_driver()); + } + + for (vector::const_iterator x = np.begin(); x != np.end(); ++x) { + s.push_back (nperiods_as_string (*x)); + } + + set_popdown_strings (nperiods_combo, s); + + if (!s.empty()) { + set_active_text_if_present (nperiods_combo, nperiods_as_string (backend->period_size())); // XXX + } + + update_sensitivity (); +} + void EngineControl::device_changed () { @@ -1490,6 +1565,7 @@ EngineControl::device_changed () set_samplerate_popdown_strings (); set_buffersize_popdown_strings (); + set_nperiods_popdown_strings (); /* TODO set min + max channel counts here */ @@ -1528,6 +1604,15 @@ EngineControl::bufsize_as_string (uint32_t sz) return buf; } +string +EngineControl::nperiods_as_string (uint32_t np) +{ + char buf[8]; + snprintf (buf, sizeof (buf), "%u", np); + return buf; +} + + void EngineControl::sample_rate_changed () { @@ -1547,6 +1632,13 @@ EngineControl::buffer_size_changed () show_buffer_duration (); } +void +EngineControl::nperiods_changed () +{ + DEBUG_ECONTROL ("nperiods_changed"); + show_buffer_duration (); +} + void EngineControl::show_buffer_duration () { @@ -1559,17 +1651,12 @@ EngineControl::show_buffer_duration () uint32_t samples = atoi (bs_text); /* will ignore trailing text */ uint32_t rate = get_rate(); - /* Developers: note the hard-coding of a double buffered model - in the (2 * samples) computation of latency. we always start - the audiobackend in this configuration. - */ - /* note to jack1 developers: ardour also always starts the engine - * in async mode (no jack2 --sync option) which adds an extra cycle - * of latency with jack2 (and *3 would be correct) - * The value can also be wrong if jackd is started externally.. + /* Except for ALSA and Dummy backends, we don't know the number of periods + * per cycle and settings. * - * At the time of writing the ALSA backend always uses double-buffering *2, - * The Dummy backend *1, and who knows what ASIO really does :) + * jack1 vs jack2 have different default latencies since jack2 start + * in async-mode unless --sync is given which adds an extra cycle + * of latency. The value is not known if jackd is started externally.. * * So just display the period size, that's also what * ARDOUR_UI::update_sample_rate() does for the status bar. @@ -1615,9 +1702,9 @@ EngineControl::midi_option_changed () _midi_devices = new_devices; if (_midi_devices.empty()) { - midi_devices_button.set_sensitive (false); + midi_devices_button.hide (); } else { - midi_devices_button.set_sensitive (true); + midi_devices_button.show (); } } @@ -1630,8 +1717,6 @@ EngineControl::State EngineControl::get_matching_state (const string& backend) { for (StateList::iterator i = states.begin(); i != states.end(); ++i) { - // TODO use LRU for every backend and prefer the active one - // uniqueness is only guaranteed for backend + driver + device(s) if ((*i)->backend == backend) { return (*i); } @@ -1708,6 +1793,19 @@ bool EngineControl::equivalent_states (const EngineControl::State& state1, return false; } +bool +EngineControl::state_sort_cmp (const State &a, const State &b) { + if (a->active) { + return true; + } + else if (b->active) { + return false; + } + else { + return a->lru < b->lru; + } +} + EngineControl::State EngineControl::save_state () { @@ -1716,6 +1814,7 @@ EngineControl::save_state () if (!_have_control) { state = get_matching_state (backend_combo.get_active_text(), string(), string()); if (state) { + state->lru = time (NULL) ; return state; } state.reset(new StateStruct); @@ -1735,6 +1834,8 @@ EngineControl::save_state () states.push_back (state); + states.sort (state_sort_cmp); + return state; } @@ -1748,12 +1849,15 @@ EngineControl::store_state (State state) state->output_device = get_output_device_name (); state->sample_rate = get_rate (); state->buffer_size = get_buffer_size (); + state->n_periods = get_nperiods (); state->input_latency = get_input_latency (); state->output_latency = get_output_latency (); state->input_channels = get_input_channels (); state->output_channels = get_output_channels (); state->midi_option = get_midi_option (); state->midi_devices = _midi_devices; + state->use_buffered_io = get_use_buffered_io (); + state->lru = time (NULL) ; } void @@ -1773,6 +1877,8 @@ EngineControl::maybe_display_saved_state () sample_rate_combo.set_active_text (rate_as_string (state->sample_rate)); } set_active_text_if_present (buffer_size_combo, bufsize_as_string (state->buffer_size)); + + set_active_text_if_present (nperiods_combo, nperiods_as_string (state->n_periods)); /* call this explicitly because we're ignoring changes to the controls at this point. */ @@ -1780,6 +1886,8 @@ EngineControl::maybe_display_saved_state () input_latency.set_value (state->input_latency); output_latency.set_value (state->output_latency); + use_buffered_io_button.set_active (state->use_buffered_io); + if (!state->midi_option.empty()) { midi_option_combo.set_active_text (state->midi_option); _midi_devices = state->midi_devices; @@ -1792,7 +1900,7 @@ EngineControl::maybe_display_saved_state () XMLNode& EngineControl::get_state () { - LocaleGuard lg (X_("C")); + LocaleGuard lg (); XMLNode* root = new XMLNode ("AudioMIDISetup"); std::string path; @@ -1811,12 +1919,15 @@ EngineControl::get_state () node->add_property ("output-device", (*i)->output_device); node->add_property ("sample-rate", (*i)->sample_rate); node->add_property ("buffer-size", (*i)->buffer_size); + node->add_property ("n-periods", (*i)->n_periods); node->add_property ("input-latency", (*i)->input_latency); node->add_property ("output-latency", (*i)->output_latency); node->add_property ("input-channels", (*i)->input_channels); node->add_property ("output-channels", (*i)->output_channels); node->add_property ("active", (*i)->active ? "yes" : "no"); + node->add_property ("use-buffered-io", (*i)->use_buffered_io ? "yes" : "no"); node->add_property ("midi-option", (*i)->midi_option); + node->add_property ("lru", (*i)->active ? time (NULL) : (*i)->lru); XMLNode* midi_devices = new XMLNode ("MIDIDevices"); for (std::vector::const_iterator p = (*i)->midi_devices.begin(); p != (*i)->midi_devices.end(); ++p) { @@ -1859,9 +1970,9 @@ EngineControl::set_state (const XMLNode& root) { XMLNodeList clist, cclist; XMLNodeConstIterator citer, cciter; - XMLNode* child; - XMLNode* grandchild; - XMLProperty* prop = NULL; + XMLNode const * child; + XMLNode const * grandchild; + XMLProperty const * prop = NULL; fprintf (stderr, "EngineControl::set_state\n"); @@ -1927,6 +2038,13 @@ EngineControl::set_state (const XMLNode& root) } state->buffer_size = atoi (prop->value ()); + if ((prop = grandchild->property ("n-periods")) == 0) { + // optional (new value in 4.5) + state->n_periods = 0; + } else { + state->n_periods = atoi (prop->value ()); + } + if ((prop = grandchild->property ("input-latency")) == 0) { continue; } @@ -1952,6 +2070,11 @@ EngineControl::set_state (const XMLNode& root) } state->active = string_is_affirmative (prop->value ()); + if ((prop = grandchild->property ("use-buffered-io")) == 0) { + continue; + } + state->use_buffered_io = string_is_affirmative (prop->value ()); + if ((prop = grandchild->property ("midi-option")) == 0) { continue; } @@ -1980,6 +2103,10 @@ EngineControl::set_state (const XMLNode& root) } } + if ((prop = grandchild->property ("lru"))) { + state->lru = atoi (prop->value ()); + } + #if 1 /* remove accumulated duplicates (due to bug in ealier version) * this can be removed again before release @@ -2016,6 +2143,8 @@ EngineControl::set_state (const XMLNode& root) } } + states.sort (state_sort_cmp); + for (StateList::const_iterator i = states.begin(); i != states.end(); ++i) { if ((*i)->active) { @@ -2115,9 +2244,11 @@ EngineControl::set_current_state (const State& state) output_device_combo.set_active_text (state->output_device); sample_rate_combo.set_active_text (rate_as_string (state->sample_rate)); set_active_text_if_present (buffer_size_combo, bufsize_as_string (state->buffer_size)); + set_active_text_if_present (nperiods_combo, nperiods_as_string (state->n_periods)); input_latency.set_value (state->input_latency); output_latency.set_value (state->output_latency); midi_option_combo.set_active_text (state->midi_option); + use_buffered_io_button.set_active (state->use_buffered_io); return true; } @@ -2126,6 +2257,7 @@ EngineControl::push_state_to_backend (bool start) { DEBUG_ECONTROL ("push_state_to_backend"); boost::shared_ptr backend = ARDOUR::AudioEngine::instance()->current_backend(); + PBD::Unwinder protect_ignore_device_changes (ignore_device_changes, ignore_device_changes + 1); if (!backend) { return 0; @@ -2139,9 +2271,11 @@ EngineControl::push_state_to_backend (bool start) bool change_device = false; bool change_rate = false; bool change_bufsize = false; + bool change_nperiods = false; bool change_latency = false; bool change_channels = false; bool change_midi = false; + bool change_buffered_io = false; uint32_t ochan = get_output_channels (); uint32_t ichan = get_input_channels (); @@ -2183,10 +2317,21 @@ EngineControl::push_state_to_backend (bool start) change_bufsize = true; } + if (backend->can_set_period_size() && get_popdown_string_count (nperiods_combo) > 0 + && get_nperiods() != backend->period_size()) { + change_nperiods = true; + } + if (get_midi_option() != backend->midi_option()) { change_midi = true; } + if (backend->can_use_buffered_io()) { + if (get_use_buffered_io() != backend->get_use_buffered_io()) { + change_buffered_io = true; + } + } + /* zero-requested channels means "all available" */ if (ichan == 0) { @@ -2222,6 +2367,7 @@ EngineControl::push_state_to_backend (bool start) change_channels = true; change_latency = true; change_midi = true; + change_nperiods = backend->can_set_period_size() && get_popdown_string_count (nperiods_combo) > 0; } } else { @@ -2279,7 +2425,8 @@ EngineControl::push_state_to_backend (bool start) /* determine if we need to stop the backend before changing parameters */ - if (change_driver || change_device || change_channels || change_latency || + if (change_driver || change_device || change_channels || change_nperiods || + (change_latency && !backend->can_change_systemic_latency_when_running ()) || (change_rate && !backend->can_change_sample_rate_when_running()) || change_midi || (change_bufsize && !backend->can_change_buffer_size_when_running())) { @@ -2288,25 +2435,6 @@ EngineControl::push_state_to_backend (bool start) restart_required = false; } - if (was_running) { - - if (!change_driver && !change_device && !change_channels && !change_latency && !change_midi) { - /* no changes in any parameters that absolutely require a - * restart, so check those that might be changeable without a - * restart - */ - - if (change_rate && !backend->can_change_sample_rate_when_running()) { - /* can't do this while running ... */ - restart_required = true; - } - - if (change_bufsize && !backend->can_change_buffer_size_when_running()) { - /* can't do this while running ... */ - restart_required = true; - } - } - } if (was_running) { if (restart_required) { @@ -2343,6 +2471,10 @@ EngineControl::push_state_to_backend (bool start) error << string_compose (_("Cannot set buffer size to %1"), get_buffer_size()) << endmsg; return -1; } + if (change_nperiods && backend->set_peridod_size (get_nperiods())) { + error << string_compose (_("Cannot set periods to %1"), get_nperiods()) << endmsg; + return -1; + } if (change_channels || get_input_channels() == 0 || get_output_channels() == 0) { if (backend->set_input_channels (get_input_channels())) { @@ -2369,6 +2501,10 @@ EngineControl::push_state_to_backend (bool start) backend->set_midi_option (get_midi_option()); } + if (change_buffered_io) { + backend->set_use_buffered_io (use_buffered_io_button.get_active()); + } + if (1 /* TODO */) { for (vector::const_iterator p = _midi_devices.begin(); p != _midi_devices.end(); ++p) { if (_measure_midi) { @@ -2377,6 +2513,10 @@ EngineControl::push_state_to_backend (bool start) } else { backend->set_midi_device_enabled ((*p)->name, false); } + if (backend->can_change_systemic_latency_when_running ()) { + backend->set_systemic_midi_input_latency ((*p)->name, 0); + backend->set_systemic_midi_output_latency ((*p)->name, 0); + } continue; } backend->set_midi_device_enabled ((*p)->name, (*p)->enabled); @@ -2414,6 +2554,8 @@ EngineControl::post_push () store_state(state); } + states.sort (state_sort_cmp); + /* all off */ for (StateList::iterator i = states.begin(); i != states.end(); ++i) { @@ -2464,12 +2606,25 @@ EngineControl::get_buffer_size () const return samples; } +uint32_t +EngineControl::get_nperiods () const +{ + string txt = nperiods_combo.get_active_text (); + return atoi (txt.c_str()); +} + string EngineControl::get_midi_option () const { return midi_option_combo.get_active_text(); } +bool +EngineControl::get_use_buffered_io () const +{ + return use_buffered_io_button.get_active(); +} + uint32_t EngineControl::get_input_channels() const { @@ -2580,6 +2735,20 @@ EngineControl::update_devices_button_clicked () } } +void +EngineControl::use_buffered_io_button_clicked () +{ + boost::shared_ptr backend = ARDOUR::AudioEngine::instance()->current_backend(); + + if (!backend) { + return; + } + + bool set_buffered_io = !use_buffered_io_button.get_active(); + use_buffered_io_button.set_active (set_buffered_io); + backend->set_use_buffered_io (set_buffered_io); +} + void EngineControl::manage_control_app_sensitivity () { @@ -2602,6 +2771,10 @@ void EngineControl::set_desired_sample_rate (uint32_t sr) { _desired_sample_rate = sr; + if (ARDOUR::AudioEngine::instance ()->running () + && ARDOUR::AudioEngine::instance ()->sample_rate () != sr) { + stop_engine (); + } device_changed (); } @@ -2626,8 +2799,7 @@ EngineControl::on_switch_page (GtkNotebookPage*, guint page_num) /* latency tab */ if (ARDOUR::AudioEngine::instance()->running()) { - // TODO - mark as 'stopped for latency - stop_engine (); + stop_engine (true); } { @@ -2683,6 +2855,13 @@ EngineControl::check_audio_latency_measurement () return true; } + if (mtdm->get_peak () > 0.707f) { + // get_peak() resets the peak-hold in the detector. + // this GUI callback is at 10Hz and so will be fine (test-signal is at higher freq) + lm_results.set_markup (string_compose (results_markup, _("Input signal is > -3dBFS. Lower the signal level (output gain, input gain) on the audio-interface."))); + return true; + } + if (mtdm->err () > 0.3) { mtdm->invert (); mtdm->resolve (); @@ -2898,6 +3077,10 @@ EngineControl::engine_running () set_active_text_if_present (buffer_size_combo, bufsize_as_string (backend->buffer_size())); sample_rate_combo.set_active_text (rate_as_string (backend->sample_rate())); + if (backend->can_set_period_size ()) { + set_active_text_if_present (nperiods_combo, nperiods_as_string (backend->period_size())); + } + connect_disconnect_button.set_label (string_compose (_("Disconnect from %1"), backend->name())); connect_disconnect_button.show(); @@ -2931,6 +3114,9 @@ EngineControl::engine_stopped () void EngineControl::device_list_changed () { + if (ignore_device_changes) { + return; + } PBD::Unwinder protect_ignore_changes (ignore_changes, ignore_changes + 1); // ?? list_devices (); midi_option_changed();