/*
- Copyright (C) 2010 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
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
-
-*/
-
+ * Copyright (C) 2007-2012 Carl Hetherington <carl@carlh.net>
+ * Copyright (C) 2007-2017 Paul Davis <paul@linuxaudiosystems.com>
+ * Copyright (C) 2008-2012 David Robillard <d@drobilla.net>
+ * Copyright (C) 2013-2014 Colin Fletcher <colin.m.fletcher@googlemail.com>
+ * Copyright (C) 2013-2019 Robin Gareus <robin@gareus.org>
+ * Copyright (C) 2015-2016 Tim Mayberry <mojofunk@gmail.com>
+ * Copyright (C) 2015 Ben Loftis <ben@harrisonconsoles.com>
+ *
+ * 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
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#include <exception>
#include <vector>
#include <cmath>
-#include <fstream>
#include <map>
#include <boost/scoped_ptr.hpp>
-#include <glibmm.h>
#include <gtkmm/messagedialog.h>
-#include "pbd/epa.h"
+#include "pbd/error.h"
+#include "pbd/locale_guard.h"
#include "pbd/xml++.h"
+#include "pbd/unwind.h"
+#include "pbd/failed_constructor.h"
-#ifdef __APPLE__
-#include <CoreAudio/CoreAudio.h>
-#include <CoreFoundation/CFString.h>
-#include <sys/param.h>
-#include <mach-o/dyld.h>
-#elif !defined(__FreeBSD__)
-#include <alsa/asoundlib.h>
-#endif
-
-#include <jack/jack.h>
-
+#include <gtkmm/alignment.h>
#include <gtkmm/stock.h>
+#include <gtkmm/notebook.h>
#include <gtkmm2ext/utils.h>
+#include "ardour/audio_backend.h"
+#include "ardour/audioengine.h"
+#include "ardour/mtdm.h"
+#include "ardour/mididm.h"
#include "ardour/rc_configuration.h"
+#include "ardour/types.h"
+#include "ardour/profile.h"
#include "pbd/convert.h"
#include "pbd/error.h"
-#include "pbd/pathscanner.h"
-
-#ifdef __APPLE
-#include <CFBundle.h>
-#endif
+#include "opts.h"
+#include "debug.h"
+#include "ardour_ui.h"
#include "engine_dialog.h"
-#include "i18n.h"
+#include "gui_thread.h"
+#include "ui_config.h"
+#include "public_editor.h"
+#include "utils.h"
+#include "pbd/i18n.h"
+#include "splash.h"
using namespace std;
using namespace Gtk;
using namespace Gtkmm2ext;
using namespace PBD;
using namespace Glib;
+using namespace ArdourWidgets;
+using namespace ARDOUR_UI_UTILS;
+
+#define DEBUG_ECONTROL(msg) DEBUG_TRACE (PBD::DEBUG::EngineControl, string_compose ("%1: %2\n", __LINE__, msg));
+
+static const unsigned int midi_tab = 2;
+static const unsigned int latency_tab = 1; /* zero-based, page zero is the main setup page */
+
+static const char* results_markup = X_("<span weight=\"bold\" size=\"larger\">%1</span>");
EngineControl::EngineControl ()
- : periods_adjustment (2, 2, 16, 1, 2),
- periods_spinner (periods_adjustment),
- ports_adjustment (128, 8, 1024, 1, 16),
- ports_spinner (ports_adjustment),
- input_latency_adjustment (0, 0, 99999, 1),
- input_latency (input_latency_adjustment),
- output_latency_adjustment (0, 0, 99999, 1),
- output_latency (output_latency_adjustment),
- realtime_button (_("Realtime")),
- no_memory_lock_button (_("Do not lock memory")),
- unlock_memory_button (_("Unlock memory")),
- soft_mode_button (_("No zombies")),
- monitor_button (_("Provide monitor ports")),
- force16bit_button (_("Force 16 bit")),
- hw_monitor_button (_("H/W monitoring")),
- hw_meter_button (_("H/W metering")),
- verbose_output_button (_("Verbose output")),
- start_button (_("Start")),
- stop_button (_("Stop")),
-#ifdef __APPLE___
- basic_packer (5, 2),
- options_packer (4, 2),
- device_packer (4, 2)
-#else
- basic_packer (8, 2),
- options_packer (14, 2),
- device_packer (6, 2)
-#endif
+ : ArdourDialog (_("Audio/MIDI Setup"))
+ , engine_status ("")
+ , basic_packer (9, 4)
+ , input_latency_adjustment (0, 0, 99999, 1)
+ , input_latency (input_latency_adjustment)
+ , output_latency_adjustment (0, 0, 99999, 1)
+ , output_latency (output_latency_adjustment)
+ , input_channels_adjustment (0, 0, 256, 1)
+ , input_channels (input_channels_adjustment)
+ , output_channels_adjustment (0, 0, 256, 1)
+ , output_channels (output_channels_adjustment)
+ , ports_adjustment (128, 8, 1024, 1, 16)
+ , ports_spinner (ports_adjustment)
+ , control_app_button (_("Device Control Panel"))
+ , 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)"))
+ , lm_button_audio (_("Calibrate Audio"))
+ , lm_table (12, 3)
+ , have_lm_results (false)
+ , 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)
+ , _have_control (true)
+ , block_signals(0)
{
using namespace Notebook_Helpers;
+ vector<string> backend_names;
Label* label;
- vector<string> strings;
- int row = 0;
-
- _used = false;
-
- strings.push_back (_("8000Hz"));
- strings.push_back (_("22050Hz"));
- strings.push_back (_("44100Hz"));
- strings.push_back (_("48000Hz"));
- strings.push_back (_("88200Hz"));
- strings.push_back (_("96000Hz"));
- strings.push_back (_("192000Hz"));
- set_popdown_strings (sample_rate_combo, strings);
- sample_rate_combo.set_active_text ("48000Hz");
-
- strings.clear ();
- strings.push_back ("32");
- strings.push_back ("64");
- strings.push_back ("128");
- strings.push_back ("256");
- strings.push_back ("512");
- strings.push_back ("1024");
- strings.push_back ("2048");
- strings.push_back ("4096");
- strings.push_back ("8192");
- set_popdown_strings (period_size_combo, strings);
- period_size_combo.set_active_text ("1024");
-
- strings.clear ();
- strings.push_back (_("None"));
- strings.push_back (_("Triangular"));
- strings.push_back (_("Rectangular"));
- strings.push_back (_("Shaped"));
- set_popdown_strings (dither_mode_combo, strings);
- dither_mode_combo.set_active_text (_("None"));
-
- /* basic parameters */
+ AttachOptions xopt = AttachOptions (FILL|EXPAND);
+ int row;
+
+ set_name (X_("AudioMIDISetup"));
+
+ /* the backend combo is the one thing that is ALWAYS visible */
+
+ vector<const ARDOUR::AudioBackendInfo*> backends = ARDOUR::AudioEngine::instance()->available_backends();
+
+ if (backends.empty()) {
+ MessageDialog msg (string_compose (_("No audio/MIDI backends detected. %1 cannot run\n\n(This is a build/packaging/system error. It should never happen.)"), PROGRAM_NAME));
+ msg.run ();
+ throw failed_constructor ();
+ }
+
+ for (vector<const ARDOUR::AudioBackendInfo*>::const_iterator b = backends.begin(); b != backends.end(); ++b) {
+ backend_names.push_back ((*b)->name);
+ }
+
+ set_popdown_strings (backend_combo, backend_names);
+
+ /* setup basic packing characteristics for the table used on the main
+ * tab of the notebook
+ */
basic_packer.set_spacings (6);
+ basic_packer.set_border_width (12);
+ basic_packer.set_homogeneous (false);
+
+ /* pack it in */
+
+ basic_hbox.pack_start (basic_packer, false, false);
- strings.clear ();
-#ifdef __APPLE__
- strings.push_back (X_("CoreAudio"));
-#else
-#ifndef __FreeBSD__
- strings.push_back (X_("ALSA"));
-#endif
- strings.push_back (X_("OSS"));
- strings.push_back (X_("FreeBoB"));
- strings.push_back (X_("FFADO"));
-#endif
- strings.push_back (X_("NetJACK"));
- strings.push_back (X_("Dummy"));
- set_popdown_strings (driver_combo, strings);
- driver_combo.set_active_text (strings.front());
-
- driver_combo.signal_changed().connect (sigc::mem_fun (*this, &EngineControl::driver_changed));
- driver_changed ();
-
- strings.clear ();
- strings.push_back (_("Playback/recording on 1 device"));
- strings.push_back (_("Playback/recording on 2 devices"));
- strings.push_back (_("Playback only"));
- strings.push_back (_("Recording only"));
- set_popdown_strings (audio_mode_combo, strings);
- audio_mode_combo.set_active_text (strings.front());
-
- audio_mode_combo.signal_changed().connect (sigc::mem_fun (*this, &EngineControl::audio_mode_changed));
- audio_mode_changed ();
-
- strings.clear ();
- strings.push_back (_("None"));
-#ifdef __APPLE__
- strings.push_back (_("coremidi"));
-#else
- strings.push_back (_("seq"));
- strings.push_back (_("raw"));
-#endif
- set_popdown_strings (midi_driver_combo, strings);
- midi_driver_combo.set_active_text (strings.front ());
+ /* latency measurement tab */
+
+ lm_title.set_markup (string_compose ("<span size=\"large\" weight=\"bold\">%1</span>", _("Latency Measurement Tool")));
row = 0;
+ lm_table.set_row_spacings (12);
+ lm_table.set_col_spacings (6);
+ lm_table.set_homogeneous (false);
- label = manage (left_aligned_label (_("Driver:")));
- basic_packer.attach (*label, 0, 1, row, row + 1, FILL|EXPAND, (AttachOptions) 0);
- basic_packer.attach (driver_combo, 1, 2, row, row + 1, FILL|EXPAND, (AttachOptions) 0);
+ lm_table.attach (lm_title, 0, 3, row, row+1, xopt, (AttachOptions) 0);
row++;
- label = manage (left_aligned_label (_("Audio Interface:")));
- basic_packer.attach (*label, 0, 1, row, row + 1, FILL|EXPAND, (AttachOptions) 0);
- basic_packer.attach (interface_combo, 1, 2, row, row + 1, FILL|EXPAND, (AttachOptions) 0);
- row++;
+ lm_preamble.set_width_chars (60);
+ lm_preamble.set_line_wrap (true);
+ lm_preamble.set_markup (_("<span weight=\"bold\">Turn down the volume on your audio equipment to a very low level.</span>"));
- label = manage (left_aligned_label (_("Sample rate:")));
- basic_packer.attach (*label, 0, 1, row, row + 1, FILL|EXPAND, (AttachOptions) 0);
- basic_packer.attach (sample_rate_combo, 1, 2, row, row + 1, FILL|EXPAND, (AttachOptions) 0);
+ lm_table.attach (lm_preamble, 0, 3, row, row+1, AttachOptions(FILL|EXPAND), (AttachOptions) 0);
row++;
- label = manage (left_aligned_label (_("Buffer size:")));
- basic_packer.attach (*label, 0, 1, row, row + 1, FILL|EXPAND, (AttachOptions) 0);
- basic_packer.attach (period_size_combo, 1, 2, row, row + 1, FILL|EXPAND, (AttachOptions) 0);
- row++;
+ Gtk::Label* preamble;
+ preamble = manage (new Label);
+ preamble->set_width_chars (60);
+ preamble->set_line_wrap (true);
+ preamble->set_markup (_("Select two channels below and connect them using a cable."));
-#if !defined(__APPLE__) && !defined(__FreeBSD__)
- label = manage (left_aligned_label (_("Number of buffers:")));
- basic_packer.attach (*label, 0, 1, row, row + 1, FILL|EXPAND, (AttachOptions) 0);
- basic_packer.attach (periods_spinner, 1, 2, row, row + 1, FILL|EXPAND, (AttachOptions) 0);
- periods_spinner.set_value (2);
+ lm_table.attach (*preamble, 0, 3, row, row+1, AttachOptions(FILL|EXPAND), (AttachOptions) 0);
row++;
-#endif
- label = manage (left_aligned_label (_("Approximate latency:")));
- basic_packer.attach (*label, 0, 1, row, row + 1, FILL|EXPAND, (AttachOptions) 0);
- basic_packer.attach (latency_label, 1, 2, row, row + 1, FILL|EXPAND, (AttachOptions) 0);
- row++;
+ label = manage (new Label (_("Output channel:")));
+ lm_table.attach (*label, 0, 1, row, row+1, xopt, (AttachOptions) 0);
- sample_rate_combo.signal_changed().connect (sigc::mem_fun (*this, &EngineControl::redisplay_latency));
- periods_adjustment.signal_value_changed().connect (sigc::mem_fun (*this, &EngineControl::redisplay_latency));
- period_size_combo.signal_changed().connect (sigc::mem_fun (*this, &EngineControl::redisplay_latency));
- redisplay_latency();
- row++;
- /* no audio mode with CoreAudio, its duplex or nuthin' */
+ lm_output_channel_list = Gtk::ListStore::create (lm_output_channel_cols);
+ lm_output_channel_combo.set_model (lm_output_channel_list);
+ lm_output_channel_combo.pack_start (lm_output_channel_cols.pretty_name);
-#if !defined(__APPLE__) && !defined(__FreeBSD__)
- label = manage (left_aligned_label (_("Audio mode:")));
- basic_packer.attach (*label, 0, 1, row, row + 1, FILL|EXPAND, (AttachOptions) 0);
- basic_packer.attach (audio_mode_combo, 1, 2, row, row + 1, FILL|EXPAND, (AttachOptions) 0);
- row++;
-#endif
+ Gtk::Alignment* misc_align = manage (new Alignment (0.0, 0.5));
+ misc_align->add (lm_output_channel_combo);
+ lm_table.attach (*misc_align, 1, 3, row, row+1, xopt, (AttachOptions) 0);
+ ++row;
- interface_combo.set_size_request (250, -1);
- input_device_combo.set_size_request (250, -1);
- output_device_combo.set_size_request (250, -1);
+ label = manage (new Label (_("Input channel:")));
+ lm_table.attach (*label, 0, 1, row, row+1, xopt, (AttachOptions) 0);
- /*
+ lm_input_channel_list = Gtk::ListStore::create (lm_input_channel_cols);
+ lm_input_channel_combo.set_model (lm_input_channel_list);
+ lm_input_channel_combo.pack_start (lm_input_channel_cols.pretty_name);
- if (engine_running()) {
- start_button.set_sensitive (false);
- } else {
- stop_button.set_sensitive (false);
+ misc_align = manage (new Alignment (0.0, 0.5));
+ misc_align->add (lm_input_channel_combo);
+ lm_table.attach (*misc_align, 1, 3, row, row+1, FILL, (AttachOptions) 0);
+ ++row;
+
+ lm_measure_label.set_padding (10, 10);
+ lm_measure_button.add (lm_measure_label);
+ lm_measure_button.signal_clicked().connect (sigc::mem_fun (*this, &EngineControl::latency_button_clicked));
+ lm_use_button.signal_clicked().connect (sigc::mem_fun (*this, &EngineControl::use_latency_button_clicked));
+ lm_back_button_signal = lm_back_button.signal_clicked().connect(
+ sigc::mem_fun(*this, &EngineControl::latency_back_button_clicked));
+
+ lm_use_button.set_sensitive (false);
+
+ /* Increase the default spacing around the labels of these three
+ * buttons
+ */
+
+ Gtk::Misc* l;
+
+ if ((l = dynamic_cast<Gtk::Misc*>(lm_use_button.get_child())) != 0) {
+ l->set_padding (10, 10);
}
- start_button.signal_clicked().connect (sigc::mem_fun (*this, &EngineControl::start_engine));
- stop_button.signal_clicked().connect (sigc::mem_fun (*this, &EngineControl::start_engine));
- */
+ if ((l = dynamic_cast<Gtk::Misc*>(lm_back_button.get_child())) != 0) {
+ l->set_padding (10, 10);
+ }
- button_box.pack_start (start_button, false, false);
- button_box.pack_start (stop_button, false, false);
+ preamble = manage (new Label);
+ preamble->set_width_chars (60);
+ preamble->set_line_wrap (true);
+ preamble->set_markup (_("Once the channels are connected, click the \"Measure\" button."));
+ lm_table.attach (*preamble, 0, 3, row, row+1, AttachOptions(FILL|EXPAND), (AttachOptions) 0);
+ row++;
- // basic_packer.attach (button_box, 0, 2, 8, 9, FILL|EXPAND, (AttachOptions) 0);
+ preamble = manage (new Label);
+ preamble->set_width_chars (60);
+ preamble->set_line_wrap (true);
+ preamble->set_markup (_("When satisfied with the results, click the \"Use results\" button."));
+ lm_table.attach (*preamble, 0, 3, row, row+1, AttachOptions(FILL|EXPAND), (AttachOptions) 0);
- /* options */
+ ++row; // skip a row in the table
+ ++row; // skip a row in the table
- options_packer.set_spacings (6);
- row = 0;
+ lm_table.attach (lm_results, 0, 3, row, row+1, AttachOptions(FILL|EXPAND), (AttachOptions) 0);
- options_packer.attach (realtime_button, 1, 2, row, row + 1, FILL|EXPAND, (AttachOptions) 0);
- ++row;
+ ++row; // skip a row in the table
+ ++row; // skip a row in the table
- realtime_button.set_active (true);
+ lm_table.attach (lm_measure_button, 0, 1, row, row+1, AttachOptions(FILL|EXPAND), (AttachOptions) 0);
+ lm_table.attach (lm_use_button, 1, 2, row, row+1, AttachOptions(FILL|EXPAND), (AttachOptions) 0);
+ lm_table.attach (lm_back_button, 2, 3, row, row+1, AttachOptions(FILL|EXPAND), (AttachOptions) 0);
-#if PROVIDE_TOO_MANY_OPTIONS
+ lm_results.set_markup (string_compose (results_markup, _("No measurement results yet")));
-#if !defined(__APPLE__) && !defined(__FreeBSD__)
- options_packer.attach (no_memory_lock_button, 1, 2, row, row + 1, FILL|EXPAND, (AttachOptions) 0);
- ++row;
- options_packer.attach (unlock_memory_button, 1, 2, row, row + 1, FILL|EXPAND, (AttachOptions) 0);
- ++row;
- options_packer.attach (soft_mode_button, 1, 2, row, row + 1, FILL|EXPAND, (AttachOptions) 0);
- ++row;
- options_packer.attach (monitor_button, 1, 2, row, row + 1, FILL|EXPAND, (AttachOptions) 0);
- ++row;
- options_packer.attach (force16bit_button, 1, 2, row, row + 1, FILL|EXPAND, (AttachOptions) 0);
- ++row;
- options_packer.attach (hw_monitor_button, 1, 2, row, row + 1, FILL|EXPAND, (AttachOptions) 0);
- ++row;
- options_packer.attach (hw_meter_button, 1, 2, row, row + 1, FILL|EXPAND, (AttachOptions) 0);
- ++row;
- options_packer.attach (verbose_output_button, 1, 2, row, row + 1, FILL|EXPAND, (AttachOptions) 0);
- ++row;
-#else
- options_packer.attach (verbose_output_button, 1, 2, row, row + 1, FILL|EXPAND, (AttachOptions) 0);
- ++row;
-#endif
-
- strings.clear ();
- strings.push_back (_("Ignore"));
- strings.push_back ("500 msec");
- strings.push_back ("1 sec");
- strings.push_back ("2 sec");
- strings.push_back ("10 sec");
- set_popdown_strings (timeout_combo, strings);
- timeout_combo.set_active_text (strings.front ());
-
- label = manage (new Label (_("Client timeout")));
- label->set_alignment (1.0, 0.5);
- options_packer.attach (timeout_combo, 1, 2, row, row + 1, FILL|EXPAND, AttachOptions(0));
- options_packer.attach (*label, 0, 1, row, row + 1, FILL|EXPAND, (AttachOptions) 0);
- ++row;
+ lm_vbox.set_border_width (12);
+ lm_vbox.pack_start (lm_table, false, false);
-#endif /* PROVIDE_TOO_MANY_OPTIONS */
- label = manage (left_aligned_label (_("Number of ports:")));
- options_packer.attach (ports_spinner, 1, 2, row, row + 1, FILL|EXPAND, AttachOptions(0));
- options_packer.attach (*label, 0, 1, row, row + 1, FILL|EXPAND, (AttachOptions) 0);
- ++row;
+ midi_back_button.signal_clicked().connect (sigc::bind (sigc::mem_fun (notebook, &Gtk::Notebook::set_current_page), 0));
- label = manage (left_aligned_label (_("MIDI driver:")));
- options_packer.attach (midi_driver_combo, 1, 2, row, row + 1, FILL|EXPAND, AttachOptions(0));
- options_packer.attach (*label, 0, 1, row, row + 1, FILL|EXPAND, (AttachOptions) 0);
- ++row;
+ /* pack it all up */
-#if !defined(__APPLE__) && !defined(__FreeBSD__)
- label = manage (left_aligned_label (_("Dither:")));
- options_packer.attach (dither_mode_combo, 1, 2, row, row + 1, FILL|EXPAND, AttachOptions(0));
- options_packer.attach (*label, 0, 1, row, row + 1, FILL|EXPAND, (AttachOptions) 0);
- ++row;
-#endif
+ notebook.pages().push_back (TabElem (basic_vbox, _("Audio")));
+ notebook.pages().push_back (TabElem (lm_vbox, _("Latency")));
+ notebook.pages().push_back (TabElem (midi_vbox, _("MIDI")));
+ notebook.set_border_width (12);
- find_jack_servers (server_strings);
+ notebook.set_show_tabs (false);
+ notebook.show_all ();
- if (server_strings.empty()) {
- fatal << _("No JACK server found anywhere on this system. Please install JACK and restart") << endmsg;
- /*NOTREACHED*/
- }
+ notebook.set_name ("SettingsNotebook");
- set_popdown_strings (serverpath_combo, server_strings);
- serverpath_combo.set_active_text (server_strings.front());
+ /* packup the notebook */
- if (server_strings.size() > 1) {
- label = manage (left_aligned_label (_("Server:")));
- options_packer.attach (*label, 0, 1, row, row + 1, FILL|EXPAND, (AttachOptions) 0);
- options_packer.attach (serverpath_combo, 1, 2, row, row + 1, FILL|EXPAND, (AttachOptions) 0);
- ++row;
- }
+ get_vbox()->set_border_width (12);
+ get_vbox()->pack_start (notebook);
- /* device settings */
+ /* need a special function to print "all available channels" when the
+ * channel counts hit zero.
+ */
- device_packer.set_spacings (6);
- row = 0;
+ input_channels.signal_output().connect (sigc::bind (sigc::ptr_fun (&EngineControl::print_channel_count), &input_channels));
+ output_channels.signal_output().connect (sigc::bind (sigc::ptr_fun (&EngineControl::print_channel_count), &output_channels));
-#if !defined(__APPLE__) && !defined(__FreeBSD__)
- label = manage (left_aligned_label (_("Input device:")));
- device_packer.attach (*label, 0, 1, row, row+1, FILL|EXPAND, (AttachOptions) 0);
- device_packer.attach (input_device_combo, 1, 2, row, row+1, FILL|EXPAND, (AttachOptions) 0);
- ++row;
- label = manage (left_aligned_label (_("Output device:")));
- device_packer.attach (*label, 0, 1, row, row+1, FILL|EXPAND, (AttachOptions) 0);
- device_packer.attach (output_device_combo, 1, 2, row, row+1, FILL|EXPAND, (AttachOptions) 0);
- ++row;
-#endif
- label = manage (left_aligned_label (_("Hardware input latency:")));
- device_packer.attach (*label, 0, 1, row, row+1, FILL|EXPAND, (AttachOptions) 0);
- device_packer.attach (input_latency, 1, 2, row, row+1, FILL|EXPAND, (AttachOptions) 0);
- label = manage (left_aligned_label (_("samples")));
- device_packer.attach (*label, 2, 3, row, row+1, FILL|EXPAND, (AttachOptions) 0);
- ++row;
- label = manage (left_aligned_label (_("Hardware output latency:")));
- device_packer.attach (*label, 0, 1, row, row+1, FILL|EXPAND, (AttachOptions) 0);
- device_packer.attach (output_latency, 1, 2, row, row+1, FILL|EXPAND, (AttachOptions) 0);
- label = manage (left_aligned_label (_("samples")));
- device_packer.attach (*label, 2, 3, row, row+1, FILL|EXPAND, (AttachOptions) 0);
- ++row;
+ midi_devices_button.signal_clicked.connect (mem_fun (*this, &EngineControl::configure_midi_devices));
+ midi_devices_button.set_name ("generic button");
+ midi_devices_button.set_can_focus(true);
- basic_hbox.pack_start (basic_packer, false, false);
- options_hbox.pack_start (options_packer, false, false);
+ control_app_button.signal_clicked.connect (mem_fun (*this, &EngineControl::control_app_button_clicked));
+ control_app_button.set_name ("generic button");
+ control_app_button.set_can_focus(true);
+ manage_control_app_sensitivity ();
- device_packer.set_border_width (12);
- options_packer.set_border_width (12);
- basic_packer.set_border_width (12);
+ start_stop_button.signal_clicked.connect (mem_fun (*this, &EngineControl::start_stop_button_clicked));
+ start_stop_button.set_sensitive (false);
+ start_stop_button.set_name ("generic button");
+ start_stop_button.set_can_focus(true);
+ start_stop_button.set_can_default(true);
+ start_stop_button.set_act_on_release (false);
- notebook.pages().push_back (TabElem (basic_hbox, _("Device")));
- notebook.pages().push_back (TabElem (options_hbox, _("Options")));
- notebook.pages().push_back (TabElem (device_packer, _("Advanced")));
- notebook.set_border_width (12);
+ update_devices_button.signal_clicked.connect (mem_fun (*this, &EngineControl::update_devices_button_clicked));
+ update_devices_button.set_sensitive (false);
+ update_devices_button.set_name ("generic button");
+ update_devices_button.set_can_focus(true);
- set_border_width (12);
- pack_start (notebook);
+ 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);
/* Pick up any existing audio setup configuration, if appropriate */
- XMLNode* audio_setup = ARDOUR::Config->extra_xml ("AudioSetup");
-
+ XMLNode* audio_setup = ARDOUR::Config->extra_xml ("AudioMIDISetup");
+
+ ARDOUR::AudioEngine::instance()->Running.connect (running_connection, MISSING_INVALIDATOR, boost::bind (&EngineControl::engine_running, this), gui_context());
+ ARDOUR::AudioEngine::instance()->Stopped.connect (stopped_connection, MISSING_INVALIDATOR, boost::bind (&EngineControl::engine_stopped, this), gui_context());
+ ARDOUR::AudioEngine::instance()->Halted.connect (stopped_connection, MISSING_INVALIDATOR, boost::bind (&EngineControl::engine_stopped, this), gui_context());
+ ARDOUR::AudioEngine::instance()->DeviceListChanged.connect (devicelist_connection, MISSING_INVALIDATOR, boost::bind (&EngineControl::device_list_changed, this), gui_context());
+
if (audio_setup) {
- set_state (*audio_setup);
+ if (!set_state (*audio_setup)) {
+ set_default_state ();
+ }
+ } else {
+ set_default_state ();
}
-}
-EngineControl::~EngineControl ()
-{
+ 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();
+ 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
-EngineControl::build_command_line (vector<string>& cmd)
+EngineControl::connect_changed_signals ()
{
- string str;
- string driver;
- bool using_alsa = false;
- bool using_coreaudio = false;
- bool using_dummy = false;
- bool using_ffado = false;
-
- /* first, path to jackd */
-
- cmd.push_back (serverpath_combo.get_active_text ());
-
- /* now jackd arguments */
+ backend_combo_connection = backend_combo.signal_changed ().connect (
+ sigc::mem_fun (*this, &EngineControl::backend_changed));
+ driver_combo_connection = driver_combo.signal_changed ().connect (
+ sigc::mem_fun (*this, &EngineControl::driver_changed));
+ sample_rate_combo_connection = sample_rate_combo.signal_changed ().connect (
+ 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 (
+ sigc::mem_fun (*this, &EngineControl::midi_option_changed));
+
+ input_device_combo_connection = input_device_combo.signal_changed ().connect (
+ sigc::mem_fun (*this, &EngineControl::input_device_changed));
+ output_device_combo_connection = output_device_combo.signal_changed ().connect (
+ sigc::mem_fun (*this, &EngineControl::output_device_changed));
+
+ input_latency_connection = input_latency.signal_changed ().connect (
+ sigc::mem_fun (*this, &EngineControl::parameter_changed));
+ output_latency_connection = output_latency.signal_changed ().connect (
+ sigc::mem_fun (*this, &EngineControl::parameter_changed));
+ input_channels_connection = input_channels.signal_changed ().connect (
+ sigc::mem_fun (*this, &EngineControl::parameter_changed));
+ output_channels_connection = output_channels.signal_changed ().connect (
+ sigc::mem_fun (*this, &EngineControl::parameter_changed));
+}
- str = timeout_combo.get_active_text ();
+void
+EngineControl::block_changed_signals ()
+{
+ if (block_signals++ == 0) {
+ DEBUG_ECONTROL ("Blocking changed signals");
+ backend_combo_connection.block ();
+ 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 ();
+ midi_option_combo_connection.block ();
+ input_latency_connection.block ();
+ output_latency_connection.block ();
+ input_channels_connection.block ();
+ output_channels_connection.block ();
+ }
+}
- if (str != _("Ignore")) {
+void
+EngineControl::unblock_changed_signals ()
+{
+ if (--block_signals == 0) {
+ DEBUG_ECONTROL ("Unblocking changed signals");
+ backend_combo_connection.unblock ();
+ 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 ();
+ midi_option_combo_connection.unblock ();
+ input_latency_connection.unblock ();
+ output_latency_connection.unblock ();
+ input_channels_connection.unblock ();
+ output_channels_connection.unblock ();
+ }
+}
- double secs = 0;
- uint32_t msecs;
- secs = atof (str);
- msecs = (uint32_t) floor (secs * 1000.0);
+EngineControl::SignalBlocker::SignalBlocker (EngineControl& engine_control,
+ const std::string& reason)
+ : ec (engine_control)
+ , m_reason (reason)
+{
+ DEBUG_ECONTROL (string_compose ("SignalBlocker: %1", m_reason));
+ ec.block_changed_signals ();
+}
- if (msecs > 0) {
- cmd.push_back ("-t");
- cmd.push_back (to_string (msecs, std::dec));
- }
- }
+EngineControl::SignalBlocker::~SignalBlocker ()
+{
+ DEBUG_ECONTROL (string_compose ("~SignalBlocker: %1", m_reason));
+ ec.unblock_changed_signals ();
+}
- if (no_memory_lock_button.get_active()) {
- cmd.push_back ("-m"); /* no munlock */
+void
+EngineControl::on_show ()
+{
+ ArdourDialog::on_show ();
+ if (!ARDOUR::AudioEngine::instance()->current_backend() || !ARDOUR::AudioEngine::instance()->running()) {
+ // re-check _have_control (jackd running) see #6041
+ backend_changed ();
}
+ device_changed ();
+ start_stop_button.grab_focus();
+}
- cmd.push_back ("-p"); /* port max */
- cmd.push_back (to_string ((uint32_t) floor (ports_spinner.get_value()), std::dec));
-
- if (realtime_button.get_active()) {
- cmd.push_back ("-R");
+void
+EngineControl::on_map ()
+{
+ if (!ARDOUR_UI::instance()->the_session () && !PublicEditor::_instance) {
+ set_type_hint (Gdk::WINDOW_TYPE_HINT_NORMAL);
+ } else if (UIConfiguration::instance().get_all_floating_windows_are_dialogs()) {
+ set_type_hint (Gdk::WINDOW_TYPE_HINT_DIALOG);
} else {
- cmd.push_back ("-r"); /* override jackd's default --realtime */
+ set_type_hint (Gdk::WINDOW_TYPE_HINT_UTILITY);
}
+ ArdourDialog::on_map ();
+}
- if (unlock_memory_button.get_active()) {
- cmd.push_back ("-u");
+bool
+EngineControl::try_autostart ()
+{
+ if (!start_stop_button.get_sensitive()) {
+ return false;
}
-
- if (verbose_output_button.get_active()) {
- cmd.push_back ("-v");
+ if (ARDOUR::AudioEngine::instance()->running()) {
+ return true;
}
+ return start_engine ();
+}
- /* now add fixed arguments (not user-selectable) */
-
- cmd.push_back ("-T"); // temporary */
-
- /* setup coremidi before the driver, otherwise jack won't start */
+bool
+EngineControl::start_engine ()
+{
+ if (push_state_to_backend(true) != 0) {
+ MessageDialog msg(*this,
+ ARDOUR::AudioEngine::instance()->get_last_backend_error());
+ msg.run();
+ return false;
+ }
+ return true;
+}
- if (midi_driver_combo.get_active_text() == _("coremidi")) {
- cmd.push_back ("-X coremidi");
+bool
+EngineControl::stop_engine (bool for_latency)
+{
+ if (ARDOUR::AudioEngine::instance()->stop(for_latency)) {
+ MessageDialog msg(*this,
+ ARDOUR::AudioEngine::instance()->get_last_backend_error());
+ msg.run();
+ return false;
}
+ return true;
+}
- /* next the driver */
+void
+EngineControl::build_notebook ()
+{
+ Label* label;
+ AttachOptions xopt = AttachOptions (FILL|EXPAND);
- cmd.push_back ("-d");
+ /* clear the table */
- driver = driver_combo.get_active_text ();
+ Gtkmm2ext::container_clear (basic_vbox);
+ Gtkmm2ext::container_clear (basic_packer);
- if (driver == X_("ALSA")) {
- using_alsa = true;
- cmd.push_back ("alsa");
- } else if (driver == X_("OSS")) {
- cmd.push_back ("oss");
- } else if (driver == X_("CoreAudio")) {
- using_coreaudio = true;
- cmd.push_back ("coreaudio");
- } else if (driver == X_("NetJACK")) {
- cmd.push_back ("netjack");
- } else if (driver == X_("FreeBoB")) {
- cmd.push_back ("freebob");
- } else if (driver == X_("FFADO")) {
- using_ffado = true;
- cmd.push_back ("firewire");
- } else if ( driver == X_("Dummy")) {
- using_dummy = true;
- cmd.push_back ("dummy");
+ if (control_app_button.get_parent()) {
+ control_app_button.get_parent()->remove (control_app_button);
}
- /* driver arguments */
+ label = manage (left_aligned_label (_("Audio System:")));
+ basic_packer.attach (*label, 0, 1, 0, 1, xopt, (AttachOptions) 0);
+ basic_packer.attach (backend_combo, 1, 2, 0, 1, xopt, (AttachOptions) 0);
- if (!using_coreaudio) {
- str = audio_mode_combo.get_active_text();
+ basic_packer.attach (engine_status, 2, 3, 0, 1, xopt, (AttachOptions) 0);
+ engine_status.show();
- if (str == _("Playback/recording on 1 device")) {
+ 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);
- /* relax */
+ lm_button_audio.signal_clicked.connect (sigc::mem_fun (*this, &EngineControl::calibrate_audio_latency));
+ lm_button_audio.set_name ("generic button");
+ lm_button_audio.set_can_focus(true);
- } else if (str == _("Playback/recording on 2 devices")) {
+ if (_have_control) {
+ build_full_control_notebook ();
+ } else {
+ build_no_control_notebook ();
+ }
- string input_device = get_device_name (driver, input_device_combo.get_active_text());
- string output_device = get_device_name (driver, output_device_combo.get_active_text());
+ basic_vbox.pack_start (basic_hbox, false, false);
- if (input_device.empty() || output_device.empty()) {
- cmd.clear ();
- return;
- }
+ {
+ PBD::Unwinder<uint32_t> protect_ignore_changes (ignore_changes, ignore_changes + 1);
+ basic_vbox.show_all ();
+ }
+}
- cmd.push_back ("-C");
- cmd.push_back (input_device);
+void
+EngineControl::build_full_control_notebook ()
+{
+ boost::shared_ptr<ARDOUR::AudioBackend> backend = ARDOUR::AudioEngine::instance()->current_backend();
+ assert (backend);
- cmd.push_back ("-P");
- cmd.push_back (output_device);
+ using namespace Notebook_Helpers;
+ Label* label;
+ vector<string> strings;
+ AttachOptions xopt = AttachOptions (FILL|EXPAND);
+ int row = 1; // row zero == backend combo
- } else if (str == _("Playback only")) {
- cmd.push_back ("-P");
- } else if (str == _("Recording only")) {
- cmd.push_back ("-C");
- }
+ /* start packing it up */
- if (!using_dummy) {
- cmd.push_back ("-n");
- cmd.push_back (to_string ((uint32_t) floor (periods_spinner.get_value()), std::dec));
- }
+ if (backend->requires_driver_selection()) {
+ label = manage (left_aligned_label (_("Driver:")));
+ basic_packer.attach (*label, 0, 1, row, row + 1, xopt, (AttachOptions) 0);
+ basic_packer.attach (driver_combo, 1, 2, row, row + 1, xopt, (AttachOptions) 0);
+ row++;
}
- cmd.push_back ("-r");
- cmd.push_back (to_string (get_rate(), std::dec));
-
- cmd.push_back ("-p");
- cmd.push_back (period_size_combo.get_active_text());
+ if (backend->use_separate_input_and_output_devices()) {
+ label = manage (left_aligned_label (_("Input Device:")));
+ basic_packer.attach (*label, 0, 1, row, row + 1, xopt, (AttachOptions) 0);
+ basic_packer.attach (input_device_combo, 1, 2, row, row + 1, xopt, (AttachOptions) 0);
+ row++;
+ label = manage (left_aligned_label (_("Output Device:")));
+ basic_packer.attach (*label, 0, 1, row, row + 1, xopt, (AttachOptions) 0);
+ basic_packer.attach (output_device_combo, 1, 2, row, row + 1, xopt, (AttachOptions) 0);
+ row++;
+ // reset so it isn't used in state comparisons
+ device_combo.set_active_text ("");
+ } else {
+ label = manage (left_aligned_label (_("Device:")));
+ basic_packer.attach (*label, 0, 1, row, row + 1, xopt, (AttachOptions) 0);
+ basic_packer.attach (device_combo, 1, 2, row, row + 1, xopt, (AttachOptions) 0);
+ row++;
+ // reset these so they don't get used in state comparisons
+ input_device_combo.set_active_text ("");
+ output_device_combo.set_active_text ("");
+ }
- if (using_alsa || using_ffado || using_coreaudio) {
+ label = manage (left_aligned_label (_("Sample rate:")));
+ basic_packer.attach (*label, 0, 1, row, row + 1, xopt, (AttachOptions) 0);
+ basic_packer.attach (sample_rate_combo, 1, 2, row, row + 1, xopt, (AttachOptions) 0);
+ row++;
- double val = input_latency_adjustment.get_value();
- if (val) {
- cmd.push_back ("-I");
- cmd.push_back (to_string ((uint32_t) val, std::dec));
- }
+ label = manage (left_aligned_label (_("Buffer size:")));
+ basic_packer.attach (*label, 0, 1, row, row + 1, xopt, (AttachOptions) 0);
+ basic_packer.attach (buffer_size_combo, 1, 2, row, row + 1, xopt, (AttachOptions) 0);
+ 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);
+
+ 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;
+ }
- val = output_latency_adjustment.get_value();
+ /* button spans 2 or 3 rows */
- if (val) {
- cmd.push_back ("-O");
- cmd.push_back (to_string ((uint32_t) val, std::dec));
- }
- }
+ basic_packer.attach (control_app_button, 3, 4, row - ctrl_btn_span, row + 1, xopt, xopt);
+ row++;
- if (using_alsa) {
+ input_channels.set_name ("InputChannels");
+ input_channels.set_flags (Gtk::CAN_FOCUS);
+ input_channels.set_digits (0);
+ input_channels.set_wrap (false);
+ output_channels.set_editable (true);
- if (audio_mode_combo.get_active_text() != _("Playback/recording on 2 devices")) {
+ if (!ARDOUR::Profile->get_mixbus()) {
+ label = manage (left_aligned_label (_("Input channels:")));
+ basic_packer.attach (*label, 0, 1, row, row+1, xopt, (AttachOptions) 0);
+ basic_packer.attach (input_channels, 1, 2, row, row+1, xopt, (AttachOptions) 0);
+ ++row;
+ }
- string device = get_device_name (driver, interface_combo.get_active_text());
- if (device.empty()) {
- cmd.clear ();
- return;
- }
+ output_channels.set_name ("OutputChannels");
+ output_channels.set_flags (Gtk::CAN_FOCUS);
+ output_channels.set_digits (0);
+ output_channels.set_wrap (false);
+ output_channels.set_editable (true);
- cmd.push_back ("-d");
- cmd.push_back (device);
- }
+ if (!ARDOUR::Profile->get_mixbus()) {
+ label = manage (left_aligned_label (_("Output channels:")));
+ basic_packer.attach (*label, 0, 1, row, row+1, xopt, (AttachOptions) 0);
+ basic_packer.attach (output_channels, 1, 2, row, row+1, xopt, (AttachOptions) 0);
+ ++row;
+ }
- if (hw_meter_button.get_active()) {
- cmd.push_back ("-M");
- }
+ input_latency.set_name ("InputLatency");
+ input_latency.set_flags (Gtk::CAN_FOCUS);
+ input_latency.set_digits (0);
+ input_latency.set_wrap (false);
+ input_latency.set_editable (true);
- if (hw_monitor_button.get_active()) {
- cmd.push_back ("-H");
- }
+ label = manage (left_aligned_label (_("Hardware input latency:")));
+ basic_packer.attach (*label, 0, 1, row, row+1, xopt, (AttachOptions) 0);
+ basic_packer.attach (input_latency, 1, 2, row, row+1, xopt, (AttachOptions) 0);
+ label = manage (left_aligned_label (_("samples")));
+ basic_packer.attach (*label, 2, 3, row, row+1, SHRINK, (AttachOptions) 0);
+ ++row;
- str = dither_mode_combo.get_active_text();
+ output_latency.set_name ("OutputLatency");
+ output_latency.set_flags (Gtk::CAN_FOCUS);
+ output_latency.set_digits (0);
+ output_latency.set_wrap (false);
+ output_latency.set_editable (true);
- if (str == _("None")) {
- } else if (str == _("Triangular")) {
- cmd.push_back ("-z triangular");
- } else if (str == _("Rectangular")) {
- cmd.push_back ("-z rectangular");
- } else if (str == _("Shaped")) {
- cmd.push_back ("-z shaped");
- }
+ label = manage (left_aligned_label (_("Hardware output latency:")));
+ basic_packer.attach (*label, 0, 1, row, row+1, xopt, (AttachOptions) 0);
+ basic_packer.attach (output_latency, 1, 2, row, row+1, xopt, (AttachOptions) 0);
+ label = manage (left_aligned_label (_("samples")));
+ basic_packer.attach (*label, 2, 3, row, row+1, SHRINK, (AttachOptions) 0);
- if (force16bit_button.get_active()) {
- cmd.push_back ("-S");
- }
+ /* button spans 2 rows */
- if (soft_mode_button.get_active()) {
- cmd.push_back ("-s");
- }
+ basic_packer.attach (lm_button_audio, 3, 4, row-1, row+1, xopt, xopt);
+ ++row;
- str = midi_driver_combo.get_active_text ();
+ 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);
+ basic_packer.attach (midi_devices_button, 3, 4, row, row+1, xopt, xopt);
+ row++;
+}
- if (str == _("seq")) {
- cmd.push_back ("-X seq");
- } else if (str == _("raw")) {
- cmd.push_back ("-X raw");
- }
- } else if (using_coreaudio) {
+void
+EngineControl::build_no_control_notebook ()
+{
+ boost::shared_ptr<ARDOUR::AudioBackend> backend = ARDOUR::AudioEngine::instance()->current_backend();
+ assert (backend);
-#ifdef __APPLE__
- // note: older versions of the CoreAudio JACK backend use -n instead of -d here
+ using namespace Notebook_Helpers;
+ Label* label;
+ vector<string> strings;
+ AttachOptions xopt = AttachOptions (FILL|EXPAND);
+ int row = 1; // row zero == backend combo
+ const string msg = string_compose (_("%1 is already running. %2 will connect to it and use the existing settings."), backend->name(), PROGRAM_NAME);
- string device = get_device_name (driver, interface_combo.get_active_text());
- if (device.empty()) {
- cmd.clear ();
- return;
- }
+ label = manage (new Label);
+ label->set_markup (string_compose ("<span weight=\"bold\" foreground=\"red\">%1</span>", msg));
+ basic_packer.attach (*label, 0, 2, row, row + 1, xopt, (AttachOptions) 0);
+ row++;
- cmd.push_back ("-d");
- cmd.push_back (device);
-#endif
+ if (backend->can_change_sample_rate_when_running()) {
+ label = manage (left_aligned_label (_("Sample rate:")));
+ basic_packer.attach (*label, 0, 1, row, row + 1, xopt, (AttachOptions) 0);
+ basic_packer.attach (sample_rate_combo, 1, 2, row, row + 1, xopt, (AttachOptions) 0);
+ row++;
+ }
+ if (backend->can_change_buffer_size_when_running()) {
+ label = manage (left_aligned_label (_("Buffer size:")));
+ basic_packer.attach (*label, 0, 1, row, row + 1, xopt, (AttachOptions) 0);
+ basic_packer.attach (buffer_size_combo, 1, 2, row, row + 1, xopt, (AttachOptions) 0);
+ buffer_size_duration_label.set_alignment (0.0); /* left-align */
+ basic_packer.attach (buffer_size_duration_label, 2, 3, row, row+1, xopt, (AttachOptions) 0);
+ row++;
}
+
+ basic_packer.attach (connect_disconnect_button, 0, 2, row, row+1, FILL, AttachOptions (0));
+ row++;
}
-bool
-EngineControl::need_setup ()
+EngineControl::~EngineControl ()
{
- return !engine_running();
+ ignore_changes = true;
}
-bool
-EngineControl::engine_running ()
+void
+EngineControl::disable_latency_tab ()
{
- EnvironmentalProtectionAgency* global_epa = EnvironmentalProtectionAgency::get_global_epa ();
- boost::scoped_ptr<EnvironmentalProtectionAgency> current_epa;
-
- /* revert all environment settings back to whatever they were when
- * ardour started, because ardour's startup script may have reset
- * something in ways that interfere with finding/starting JACK.
- */
-
- if (global_epa) {
- current_epa.reset (new EnvironmentalProtectionAgency(true)); /* will restore settings when we leave scope */
- global_epa->restore ();
- }
-
- jack_status_t status;
- jack_client_t* c = jack_client_open ("ardourprobe", JackNoStartServer, &status);
-
- if (status == 0) {
- jack_client_close (c);
- return true;
- }
- return false;
+ lm_input_channel_list->clear ();
+ lm_output_channel_list->clear ();
+ lm_measure_button.set_sensitive (false);
+ lm_use_button.set_sensitive (false);
}
-int
-EngineControl::setup_engine ()
+void
+EngineControl::enable_latency_tab ()
{
- vector<string> args;
- std::string cwd = "/tmp";
+ vector<string> outputs;
+ vector<string> inputs;
- build_command_line (args);
+ ARDOUR::DataType const type = _measure_midi ? ARDOUR::DataType::MIDI : ARDOUR::DataType::AUDIO;
+ ARDOUR::AudioEngine::instance()->get_physical_outputs (type, outputs);
+ ARDOUR::AudioEngine::instance()->get_physical_inputs (type, inputs);
- if (args.empty()) {
- return 1; // try again
+ if (!ARDOUR::AudioEngine::instance()->running()) {
+ MessageDialog msg (_("Failed to start or connect to audio-engine.\n\nLatency calibration requires a working audio interface."));
+ notebook.set_current_page (0);
+ msg.run ();
+ return;
}
-
- std::string jackdrc_path = Glib::get_home_dir();
- jackdrc_path += "/.jackdrc";
-
- ofstream jackdrc (jackdrc_path.c_str());
- if (!jackdrc) {
- error << string_compose (_("cannot open JACK rc file %1 to store parameters"), jackdrc_path) << endmsg;
- return -1;
+ else if (inputs.empty() || outputs.empty()) {
+ MessageDialog msg (_("Your selected audio configuration is playback- or capture-only.\n\nLatency calibration requires playback and capture"));
+ notebook.set_current_page (0);
+ msg.run ();
+ return;
}
- for (vector<string>::iterator i = args.begin(); i != args.end(); ++i) {
- jackdrc << (*i) << ' ';
+ lm_back_button_signal.disconnect();
+ if (_measure_midi) {
+ lm_back_button_signal = lm_back_button.signal_clicked().connect (sigc::bind (sigc::mem_fun (notebook, &Gtk::Notebook::set_current_page), midi_tab));
+ lm_preamble.hide ();
+ } else {
+ lm_back_button_signal = lm_back_button.signal_clicked().connect(
+ sigc::mem_fun(*this, &EngineControl::latency_back_button_clicked));
+ lm_preamble.show ();
}
- jackdrc << endl;
- jackdrc.close ();
-
- _used = true;
+ lm_output_channel_list->clear ();
+ for (vector<string>::const_iterator i = outputs.begin(); i != outputs.end(); ++i) {
+ Gtk::TreeModel::iterator iter = lm_output_channel_list->append ();
+ Gtk::TreeModel::Row row = *iter;
+ row[lm_output_channel_cols.port_name] = *i;
+ row[lm_output_channel_cols.pretty_name] = ARDOUR::AudioEngine::instance()->get_pretty_name_by_name (*i);
+ }
+ lm_output_channel_combo.set_active (0);
+ lm_output_channel_combo.set_sensitive (true);
+
+ lm_input_channel_list->clear ();
+ for (vector<string>::const_iterator i = inputs.begin(); i != inputs.end(); ++i) {
+ Gtk::TreeModel::iterator iter = lm_input_channel_list->append ();
+ Gtk::TreeModel::Row row = *iter;
+ row[lm_input_channel_cols.port_name] = *i;
+ row[lm_input_channel_cols.pretty_name] = ARDOUR::AudioEngine::instance()->get_pretty_name_by_name (*i);
+ }
+ lm_input_channel_combo.set_active (0);
+ lm_input_channel_combo.set_sensitive (true);
- return 0;
+ lm_measure_button.set_sensitive (true);
}
void
-EngineControl::enumerate_devices (const string& driver)
-{
- /* note: case matters for the map keys */
-
- if (driver == "CoreAudio") {
-#ifdef __APPLE__
- devices[driver] = enumerate_coreaudio_devices ();
-#endif
-
-#if !defined(__APPLE__) && !defined(__FreeBSD__)
- } else if (driver == "ALSA") {
- devices[driver] = enumerate_alsa_devices ();
- } else if (driver == "FreeBOB") {
- devices[driver] = enumerate_freebob_devices ();
- } else if (driver == "FFADO") {
- devices[driver] = enumerate_ffado_devices ();
- } else if (driver == "OSS") {
- devices[driver] = enumerate_oss_devices ();
- } else if (driver == "Dummy") {
- devices[driver] = enumerate_dummy_devices ();
- } else if (driver == "NetJACK") {
- devices[driver] = enumerate_netjack_devices ();
- }
-#else
- }
-#endif
-}
-
-#ifdef __APPLE__
-static OSStatus
-getDeviceUIDFromID( AudioDeviceID id, char *name, size_t nsize)
-{
- UInt32 size = sizeof(CFStringRef);
- CFStringRef UI;
- OSStatus res = AudioDeviceGetProperty(id, 0, false,
- kAudioDevicePropertyDeviceUID, &size, &UI);
- if (res == noErr)
- CFStringGetCString(UI,name,nsize,CFStringGetSystemEncoding());
- CFRelease(UI);
- return res;
-}
-
-vector<string>
-EngineControl::enumerate_coreaudio_devices ()
-{
- vector<string> devs;
-
- // Find out how many Core Audio devices are there, if any...
- // (code snippet gently "borrowed" from St?hane Letz jackdmp;)
- OSStatus err;
- Boolean isWritable;
- UInt32 outSize = sizeof(isWritable);
-
- backend_devs.clear ();
-
- err = AudioHardwareGetPropertyInfo(kAudioHardwarePropertyDevices,
- &outSize, &isWritable);
- if (err == noErr) {
- // Calculate the number of device available...
- int numCoreDevices = outSize / sizeof(AudioDeviceID);
- // Make space for the devices we are about to get...
- AudioDeviceID *coreDeviceIDs = new AudioDeviceID [numCoreDevices];
- err = AudioHardwareGetProperty(kAudioHardwarePropertyDevices,
- &outSize, (void *) coreDeviceIDs);
- if (err == noErr) {
- // Look for the CoreAudio device name...
- char coreDeviceName[256];
- UInt32 nameSize;
-
- for (int i = 0; i < numCoreDevices; i++) {
-
- nameSize = sizeof (coreDeviceName);
-
- /* enforce duplex devices only */
-
- err = AudioDeviceGetPropertyInfo(coreDeviceIDs[i],
- 0, true, kAudioDevicePropertyStreams,
- &outSize, &isWritable);
-
- if (err != noErr || outSize == 0) {
- continue;
- }
+EngineControl::setup_midi_tab_for_backend ()
+{
+ string backend = backend_combo.get_active_text ();
- err = AudioDeviceGetPropertyInfo(coreDeviceIDs[i],
- 0, false, kAudioDevicePropertyStreams,
- &outSize, &isWritable);
+ Gtkmm2ext::container_clear (midi_vbox);
- if (err != noErr || outSize == 0) {
- continue;
- }
+ midi_vbox.set_border_width (12);
+ midi_device_table.set_border_width (12);
- err = AudioDeviceGetPropertyInfo(coreDeviceIDs[i],
- 0, true, kAudioDevicePropertyDeviceName,
- &outSize, &isWritable);
- if (err == noErr) {
- err = AudioDeviceGetProperty(coreDeviceIDs[i],
- 0, true, kAudioDevicePropertyDeviceName,
- &nameSize, (void *) coreDeviceName);
- if (err == noErr) {
- char drivername[128];
-
- // this returns the unique id for the device
- // that must be used on the commandline for jack
-
- if (getDeviceUIDFromID(coreDeviceIDs[i], drivername, sizeof (drivername)) == noErr) {
- devs.push_back (coreDeviceName);
- backend_devs.push_back (drivername);
- }
- }
- }
- }
- }
- delete [] coreDeviceIDs;
- }
-
-
- if (devs.size() == 0) {
- MessageDialog msg (string_compose (_("\
-You do not have any audio devices capable of\n\
-simultaneous playback and recording.\n\n\
-Please use Applications -> Utilities -> Audio MIDI Setup\n\
-to create an \"aggregrate\" device, or install a suitable\n\
-audio interface.\n\n\
-Please send email to Apple and ask them why new Macs\n\
-have no duplex audio device.\n\n\
-Alternatively, if you really want just playback\n\
-or recording but not both, start JACK before running\n\
-%1 and choose the relevant device then."
- ), PROGRAM_NAME),
- true, Gtk::MESSAGE_ERROR, Gtk::BUTTONS_OK);
- msg.set_title (_("No suitable audio devices"));
- msg.set_position (Gtk::WIN_POS_MOUSE);
- msg.run ();
- exit (1);
+ if (backend == "JACK") {
+ setup_midi_tab_for_jack ();
}
-
- return devs;
+ midi_vbox.pack_start (midi_device_table, true, true);
+ midi_vbox.pack_start (midi_back_button, false, false);
+ midi_vbox.show_all ();
}
-#else
-#if !defined(__FreeBSD__)
-vector<string>
-EngineControl::enumerate_alsa_devices ()
+void
+EngineControl::update_sensitivity ()
{
- vector<string> devs;
-
- snd_ctl_t *handle;
- snd_ctl_card_info_t *info;
- snd_pcm_info_t *pcminfo;
- snd_ctl_card_info_alloca(&info);
- snd_pcm_info_alloca(&pcminfo);
- string devname;
- int cardnum = -1;
- int device = -1;
+ boost::shared_ptr<ARDOUR::AudioBackend> backend = ARDOUR::AudioEngine::instance()->current_backend();
+ if (!backend) {
+ start_stop_button.set_sensitive (false);
+ return;
+ }
- backend_devs.clear ();
+ bool valid = true;
+ size_t devices_available = 0;
+ bool engine_running = ARDOUR::AudioEngine::instance()->running();
- while (snd_card_next (&cardnum) >= 0 && cardnum >= 0) {
+ if (backend->use_separate_input_and_output_devices ()) {
+ devices_available += get_popdown_string_count (input_device_combo);
+ devices_available += get_popdown_string_count (output_device_combo);
+ } else {
+ devices_available += get_popdown_string_count (device_combo);
+ }
- devname = "hw:";
- devname += to_string (cardnum, std::dec);
+ if (devices_available == 0) {
+ valid = false;
+ input_latency.set_sensitive (false);
+ output_latency.set_sensitive (false);
+ input_channels.set_sensitive (false);
+ output_channels.set_sensitive (false);
+ } else {
+ input_latency.set_sensitive (true);
+ output_latency.set_sensitive (true);
+ input_channels.set_sensitive (!engine_running);
+ output_channels.set_sensitive (!engine_running);
+ }
- if (snd_ctl_open (&handle, devname.c_str(), 0) >= 0 && snd_ctl_card_info (handle, info) >= 0) {
+ if (get_popdown_string_count (buffer_size_combo) > 0) {
+ if (!engine_running) {
+ buffer_size_combo.set_sensitive (valid);
+ } else if (backend->can_change_buffer_size_when_running ()) {
+ buffer_size_combo.set_sensitive (valid || !_have_control);
+ } else {
+ buffer_size_combo.set_sensitive (false);
+ }
+ } else {
+ buffer_size_combo.set_sensitive (false);
+ valid = false;
+ }
- while (snd_ctl_pcm_next_device (handle, &device) >= 0 && device >= 0) {
+ if (get_popdown_string_count (sample_rate_combo) > 0) {
+ bool allow_to_set_rate = false;
+ if (!engine_running) {
+ if (!ARDOUR_UI::instance()->the_session ()) {
+ // engine is not running, no session loaded -> anything goes.
+ allow_to_set_rate = true;
+ } else if (_desired_sample_rate > 0 && get_rate () != _desired_sample_rate) {
+ // only allow to change if the current setting is not the native session rate.
+ allow_to_set_rate = true;
+ }
+ }
+ sample_rate_combo.set_sensitive (allow_to_set_rate);
+ } else {
+ sample_rate_combo.set_sensitive (false);
+ valid = false;
+ }
- snd_pcm_info_set_device (pcminfo, device);
- snd_pcm_info_set_subdevice (pcminfo, 0);
- snd_pcm_info_set_stream (pcminfo, SND_PCM_STREAM_PLAYBACK);
+ if (get_popdown_string_count (nperiods_combo) > 0) {
+ if (!engine_running) {
+ nperiods_combo.set_sensitive (true);
+ } else {
+ nperiods_combo.set_sensitive (false);
+ }
+ } else {
+ nperiods_combo.set_sensitive (false);
+ }
- if (snd_ctl_pcm_info (handle, pcminfo) >= 0) {
- devs.push_back (snd_pcm_info_get_name (pcminfo));
- devname += ',';
- devname += to_string (device, std::dec);
- backend_devs.push_back (devname);
- }
+ if (_have_control) {
+ start_stop_button.set_sensitive(true);
+ start_stop_button.show();
+ if (engine_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();
+ }
- snd_ctl_close(handle);
+ if (engine_running && _have_control) {
+ input_device_combo.set_sensitive (false);
+ output_device_combo.set_sensitive (false);
+ device_combo.set_sensitive (false);
+ driver_combo.set_sensitive (false);
+ } else {
+ input_device_combo.set_sensitive (true);
+ output_device_combo.set_sensitive (true);
+ device_combo.set_sensitive (true);
+ if (backend->requires_driver_selection() && get_popdown_string_count(driver_combo) > 0) {
+ driver_combo.set_sensitive (true);
+ } else {
+ driver_combo.set_sensitive (false);
}
}
- return devs;
+ midi_option_combo.set_sensitive (!engine_running);
}
-#endif
-vector<string>
-EngineControl::enumerate_ffado_devices ()
+void
+EngineControl::setup_midi_tab_for_jack ()
{
- vector<string> devs;
- backend_devs.clear ();
- return devs;
}
-vector<string>
-EngineControl::enumerate_freebob_devices ()
-{
- vector<string> devs;
- return devs;
-}
+void
+EngineControl::midi_latency_adjustment_changed (Gtk::Adjustment *a, MidiDeviceSettings device, bool for_input) {
+ if (for_input) {
+ device->input_latency = a->get_value();
+ } else {
+ device->output_latency = a->get_value();
+ }
-vector<string>
-EngineControl::enumerate_oss_devices ()
-{
- vector<string> devs;
- return devs;
+ if (ARDOUR::AudioEngine::instance()->running() && !_measure_midi) {
+ boost::shared_ptr<ARDOUR::AudioBackend> backend = ARDOUR::AudioEngine::instance()->current_backend();
+ assert (backend);
+ if (backend->can_change_systemic_latency_when_running () && device->enabled) {
+ if (for_input) {
+ backend->set_systemic_midi_input_latency (device->name, device->input_latency);
+ } else {
+ backend->set_systemic_midi_output_latency (device->name, device->output_latency);
+ }
+ }
+ }
+}
+
+void
+EngineControl::midi_device_enabled_toggled (ArdourButton *b, MidiDeviceSettings device) {
+ b->set_active (!b->get_active());
+ device->enabled = b->get_active();
+ refresh_midi_display(device->name);
+
+ if (ARDOUR::AudioEngine::instance()->running()) {
+ boost::shared_ptr<ARDOUR::AudioBackend> backend = ARDOUR::AudioEngine::instance()->current_backend();
+ assert (backend);
+ backend->set_midi_device_enabled (device->name, device->enabled);
+ if (backend->can_change_systemic_latency_when_running () && device->enabled) {
+ backend->set_systemic_midi_input_latency (device->name, device->input_latency);
+ backend->set_systemic_midi_output_latency (device->name, device->output_latency);
+ }
+ }
+}
+
+void
+EngineControl::refresh_midi_display (std::string focus)
+{
+ boost::shared_ptr<ARDOUR::AudioBackend> backend = ARDOUR::AudioEngine::instance()->current_backend();
+ assert (backend);
+
+ int row = 0;
+ AttachOptions xopt = AttachOptions (FILL|EXPAND);
+ Gtk::Label* l;
+
+ Gtkmm2ext::container_clear (midi_device_table);
+
+ midi_device_table.set_spacings (6);
+
+ l = manage (new Label);
+ l->set_markup (string_compose ("<span size=\"large\" weight=\"bold\">%1</span>", _("MIDI Devices")));
+ midi_device_table.attach (*l, 0, 4, row, row + 1, xopt, AttachOptions (0));
+ l->set_alignment (0.5, 0.5);
+ row++;
+ l->show ();
+
+ l = manage (new Label (_("Device"))); l->show (); l->set_alignment (0.5, 0.5);
+ midi_device_table.attach (*l, 0, 1, row, row + 2, xopt, AttachOptions (0));
+ l = manage (new Label (_("Systemic Latency [samples]"))); l->show (); l->set_alignment (0.5, 0.5);
+ midi_device_table.attach (*l, 1, 3, row, row + 1, xopt, AttachOptions (0));
+ row++;
+ l = manage (new Label (_("Input"))); l->show (); l->set_alignment (0.5, 0.5);
+ midi_device_table.attach (*l, 1, 2, row, row + 1, xopt, AttachOptions (0));
+ l = manage (new Label (_("Output"))); l->show (); l->set_alignment (0.5, 0.5);
+ midi_device_table.attach (*l, 2, 3, row, row + 1, xopt, AttachOptions (0));
+ row++;
+
+ for (vector<MidiDeviceSettings>::const_iterator p = _midi_devices.begin(); p != _midi_devices.end(); ++p) {
+ ArdourButton *m;
+ Gtk::Button* b;
+ Gtk::Adjustment *a;
+ Gtk::SpinButton *s;
+ bool enabled = (*p)->enabled;
+
+ m = manage (new ArdourButton ((*p)->name, ArdourButton::led_default_elements));
+ m->set_name ("midi device");
+ m->set_can_focus (Gtk::CAN_FOCUS);
+ m->add_events (Gdk::BUTTON_RELEASE_MASK);
+ m->set_active (enabled);
+ m->signal_clicked.connect (sigc::bind (sigc::mem_fun (*this, &EngineControl::midi_device_enabled_toggled), m, *p));
+ midi_device_table.attach (*m, 0, 1, row, row + 1, xopt, AttachOptions (0)); m->show ();
+ if ((*p)->name == focus) {
+ m->grab_focus();
+ }
+
+ a = manage (new Gtk::Adjustment (0, 0, 99999, 1));
+ s = manage (new Gtk::SpinButton (*a));
+ a->set_value ((*p)->input_latency);
+ s->signal_value_changed().connect (sigc::bind (sigc::mem_fun (*this, &EngineControl::midi_latency_adjustment_changed), a, *p, true));
+ s->set_sensitive (_can_set_midi_latencies && enabled);
+ midi_device_table.attach (*s, 1, 2, row, row + 1, xopt, AttachOptions (0)); s->show ();
+
+ a = manage (new Gtk::Adjustment (0, 0, 99999, 1));
+ s = manage (new Gtk::SpinButton (*a));
+ a->set_value ((*p)->output_latency);
+ s->signal_value_changed().connect (sigc::bind (sigc::mem_fun (*this, &EngineControl::midi_latency_adjustment_changed), a, *p, false));
+ s->set_sensitive (_can_set_midi_latencies && enabled);
+ midi_device_table.attach (*s, 2, 3, row, row + 1, xopt, AttachOptions (0)); s->show ();
+
+ b = manage (new Button (_("Calibrate")));
+ b->signal_clicked().connect (sigc::bind (sigc::mem_fun (*this, &EngineControl::calibrate_midi_latency), *p));
+ b->set_sensitive (_can_set_midi_latencies && enabled);
+ midi_device_table.attach (*b, 3, 4, row, row + 1, xopt, AttachOptions (0)); b->show ();
+
+ row++;
+ }
+}
+
+void
+EngineControl::backend_changed ()
+{
+ SignalBlocker blocker (*this, "backend_changed");
+ string backend_name = backend_combo.get_active_text();
+ boost::shared_ptr<ARDOUR::AudioBackend> backend;
+
+ if (!(backend = ARDOUR::AudioEngine::instance()->set_backend (backend_name, downcase (std::string(PROGRAM_NAME)), ""))) {
+ /* eh? setting the backend failed... how ? */
+ /* A: stale config contains a backend that does not exist in current build */
+ return;
+ }
+
+ DEBUG_ECONTROL (string_compose ("Backend name: %1", backend_name));
+
+ _have_control = ARDOUR::AudioEngine::instance()->setup_required ();
+
+ build_notebook ();
+ setup_midi_tab_for_backend ();
+ _midi_devices.clear();
+
+ if (backend->requires_driver_selection()) {
+ if (set_driver_popdown_strings ()) {
+ driver_changed ();
+ }
+ } else {
+ /* this will change the device text which will cause a call to
+ * device changed which will set up parameters
+ */
+ list_devices ();
+ }
+
+ update_midi_options ();
+
+ connect_disconnect_button.hide();
+
+ midi_option_changed();
+
+ started_at_least_once = false;
+
+ /* changing the backend implies stopping the engine
+ * ARDOUR::AudioEngine() may or may not emit this signal
+ * depending on previous engine state
+ */
+ engine_stopped (); // set "active/inactive"
+
+ if (!_have_control) {
+ // set settings from backend that we do have control over
+ set_buffersize_popdown_strings ();
+ set_active_text_if_present (buffer_size_combo, bufsize_as_string (backend->buffer_size()));
+ }
+
+ if (_have_control && !ignore_changes) {
+ // set driver & devices
+ State state = get_matching_state (backend_combo.get_active_text());
+ if (state) {
+ DEBUG_ECONTROL ("backend-changed(): found prior state for backend");
+ PBD::Unwinder<uint32_t> protect_ignore_changes (ignore_changes, ignore_changes + 1);
+ set_current_state (state);
+ } else {
+ DEBUG_ECONTROL ("backend-changed(): no prior state for backend");
+ }
+ } else {
+ DEBUG_ECONTROL (string_compose ("backend-changed(): _have_control=%1 ignore_changes=%2", _have_control, ignore_changes));
+ }
+
+ if (!ignore_changes) {
+ maybe_display_saved_state ();
+ }
+}
+
+void
+EngineControl::update_midi_options ()
+{
+ boost::shared_ptr<ARDOUR::AudioBackend> backend = ARDOUR::AudioEngine::instance()->current_backend();
+ vector<string> midi_options = backend->enumerate_midi_options();
+
+ if (midi_options.size() == 1) {
+ /* only contains the "none" option */
+ set_popdown_strings (midi_option_combo, midi_options);
+ midi_option_combo.set_sensitive (false);
+ } else {
+ if (_have_control) {
+ set_popdown_strings (midi_option_combo, midi_options);
+ midi_option_combo.set_active_text (midi_options.front());
+ midi_option_combo.set_sensitive (true);
+ } else {
+ midi_option_combo.set_sensitive (false);
+ }
+ }
+}
+
+bool
+EngineControl::print_channel_count (Gtk::SpinButton* sb)
+{
+ if (ARDOUR::Profile->get_mixbus()) {
+ return true;
+ }
+
+ uint32_t cnt = (uint32_t) sb->get_value();
+ if (cnt == 0) {
+ sb->set_text (_("all available channels"));
+ } else {
+ char buf[32];
+ snprintf (buf, sizeof (buf), "%d", cnt);
+ sb->set_text (buf);
+ }
+ return true;
+}
+
+// @return true if there are drivers available
+bool
+EngineControl::set_driver_popdown_strings ()
+{
+ DEBUG_ECONTROL ("set_driver_popdown_strings");
+ boost::shared_ptr<ARDOUR::AudioBackend> backend = ARDOUR::AudioEngine::instance()->current_backend();
+ vector<string> drivers = backend->enumerate_drivers();
+
+ if (drivers.empty ()) {
+ // This is an error...?
+ return false;
+ }
+
+ string current_driver = backend->driver_name ();
+
+ DEBUG_ECONTROL (string_compose ("backend->driver_name: %1", current_driver));
+
+ if (std::find (drivers.begin (), drivers.end (), current_driver) ==
+ drivers.end ()) {
+
+ current_driver = drivers.front ();
+ }
+
+ set_popdown_strings (driver_combo, drivers);
+ DEBUG_ECONTROL (
+ string_compose ("driver_combo.set_active_text: %1", current_driver));
+ driver_combo.set_active_text (current_driver);
+ return true;
+}
+
+std::string
+EngineControl::get_default_device(const string& current_device_name,
+ const vector<string>& available_devices)
+{
+ // If the current device is available, use it as default
+ if (std::find (available_devices.begin (),
+ available_devices.end (),
+ current_device_name) != available_devices.end ()) {
+
+ return current_device_name;
+ }
+
+ using namespace ARDOUR;
+
+ string default_device_name =
+ AudioBackend::get_standard_device_name(AudioBackend::DeviceDefault);
+
+ vector<string>::const_iterator i;
+
+ // If there is a "Default" device available, use it
+ for (i = available_devices.begin(); i != available_devices.end(); ++i) {
+ if (*i == default_device_name) {
+ return *i;
+ }
+ }
+
+ string none_device_name =
+ AudioBackend::get_standard_device_name(AudioBackend::DeviceNone);
+
+ // Use the first device that isn't "None"
+ for (i = available_devices.begin(); i != available_devices.end(); ++i) {
+ if (*i != none_device_name) {
+ return *i;
+ }
+ }
+
+ // Use "None" if there are no other available
+ return available_devices.front();
+}
+
+// @return true if there are devices available
+bool
+EngineControl::set_device_popdown_strings ()
+{
+ DEBUG_ECONTROL ("set_device_popdown_strings");
+ boost::shared_ptr<ARDOUR::AudioBackend> backend = ARDOUR::AudioEngine::instance()->current_backend();
+ vector<ARDOUR::AudioBackend::DeviceStatus> all_devices = backend->enumerate_devices ();
+
+ /* NOTE: Ardour currently does not display the "available" field of the
+ * returned devices.
+ *
+ * Doing so would require a different GUI widget than the combo
+ * box/popdown that we currently use, since it has no way to list
+ * items that are not selectable. Something more like a popup menu,
+ * which could have unselectable items, would be appropriate.
+ */
+
+ vector<string> available_devices;
+
+ for (vector<ARDOUR::AudioBackend::DeviceStatus>::const_iterator i = all_devices.begin(); i != all_devices.end(); ++i) {
+ available_devices.push_back (i->name);
+ }
+
+ if (available_devices.empty ()) {
+ return false;
+ }
+
+ set_popdown_strings (device_combo, available_devices);
+
+ std::string default_device =
+ get_default_device(backend->device_name(), available_devices);
+
+ DEBUG_ECONTROL (
+ string_compose ("set device_combo active text: %1", default_device));
+
+ device_combo.set_active_text(default_device);
+ return true;
+}
+
+// @return true if there are input devices available
+bool
+EngineControl::set_input_device_popdown_strings ()
+{
+ DEBUG_ECONTROL ("set_input_device_popdown_strings");
+ boost::shared_ptr<ARDOUR::AudioBackend> backend = ARDOUR::AudioEngine::instance()->current_backend();
+ vector<ARDOUR::AudioBackend::DeviceStatus> all_devices = backend->enumerate_input_devices ();
+
+ vector<string> available_devices;
+
+ for (vector<ARDOUR::AudioBackend::DeviceStatus>::const_iterator i = all_devices.begin(); i != all_devices.end(); ++i) {
+ available_devices.push_back (i->name);
+ }
+
+ if (available_devices.empty()) {
+ return false;
+ }
+
+ set_popdown_strings (input_device_combo, available_devices);
+
+ std::string default_device =
+ get_default_device(backend->input_device_name(), available_devices);
+
+ DEBUG_ECONTROL (
+ string_compose ("set input_device_combo active text: %1", default_device));
+ input_device_combo.set_active_text(default_device);
+ return true;
+}
+
+// @return true if there are output devices available
+bool
+EngineControl::set_output_device_popdown_strings ()
+{
+ DEBUG_ECONTROL ("set_output_device_popdown_strings");
+ boost::shared_ptr<ARDOUR::AudioBackend> backend = ARDOUR::AudioEngine::instance()->current_backend();
+ vector<ARDOUR::AudioBackend::DeviceStatus> all_devices = backend->enumerate_output_devices ();
+
+ vector<string> available_devices;
+
+ for (vector<ARDOUR::AudioBackend::DeviceStatus>::const_iterator i = all_devices.begin(); i != all_devices.end(); ++i) {
+ available_devices.push_back (i->name);
+ }
+
+ if (available_devices.empty()) {
+ return false;
+ }
+
+ set_popdown_strings (output_device_combo, available_devices);
+
+ std::string default_device =
+ get_default_device(backend->output_device_name(), available_devices);
+
+ DEBUG_ECONTROL (
+ string_compose ("set output_device_combo active text: %1", default_device));
+ output_device_combo.set_active_text(default_device);
+ return true;
+}
+
+void
+EngineControl::list_devices ()
+{
+ DEBUG_ECONTROL ("list_devices");
+ boost::shared_ptr<ARDOUR::AudioBackend> backend = ARDOUR::AudioEngine::instance()->current_backend();
+ assert (backend);
+
+ /* now fill out devices, mark sample rates, buffer sizes insensitive */
+
+ bool devices_available = false;
+
+ if (backend->use_separate_input_and_output_devices ()) {
+ bool input_devices_available = set_input_device_popdown_strings ();
+ bool output_devices_available = set_output_device_popdown_strings ();
+ devices_available = input_devices_available || output_devices_available;
+ } else {
+ devices_available = set_device_popdown_strings ();
+ }
+
+ if (devices_available) {
+ device_changed ();
+ } else {
+ device_combo.clear();
+ input_device_combo.clear();
+ output_device_combo.clear();
+ }
+ update_sensitivity ();
+}
+
+void
+EngineControl::driver_changed ()
+{
+ SignalBlocker blocker (*this, "driver_changed");
+ boost::shared_ptr<ARDOUR::AudioBackend> backend = ARDOUR::AudioEngine::instance()->current_backend();
+ assert (backend);
+
+ backend->set_driver (driver_combo.get_active_text());
+ list_devices ();
+
+ // TODO load LRU device(s) for backend + driver combo
+
+ if (!ignore_changes) {
+ maybe_display_saved_state ();
+ }
+}
+
+vector<float>
+EngineControl::get_sample_rates_for_all_devices ()
+{
+ boost::shared_ptr<ARDOUR::AudioBackend> backend =
+ ARDOUR::AudioEngine::instance ()->current_backend ();
+ vector<float> all_rates;
+
+ if (backend->use_separate_input_and_output_devices ()) {
+ all_rates = backend->available_sample_rates2 (get_input_device_name (), get_output_device_name ());
+ } else {
+ all_rates = backend->available_sample_rates (get_device_name ());
+ }
+ return all_rates;
+}
+
+vector<float>
+EngineControl::get_default_sample_rates ()
+{
+ vector<float> rates;
+ rates.push_back (8000.0f);
+ rates.push_back (16000.0f);
+ rates.push_back (32000.0f);
+ rates.push_back (44100.0f);
+ rates.push_back (48000.0f);
+ rates.push_back (88200.0f);
+ rates.push_back (96000.0f);
+ rates.push_back (192000.0f);
+ rates.push_back (384000.0f);
+ return rates;
+}
+
+void
+EngineControl::set_samplerate_popdown_strings ()
+{
+ DEBUG_ECONTROL ("set_samplerate_popdown_strings");
+ boost::shared_ptr<ARDOUR::AudioBackend> backend = ARDOUR::AudioEngine::instance()->current_backend();
+ string desired;
+ vector<float> sr;
+ vector<string> s;
+
+ if (_have_control) {
+ sr = get_sample_rates_for_all_devices ();
+ } else {
+ sr = get_default_sample_rates ();
+ }
+
+ for (vector<float>::const_iterator x = sr.begin(); x != sr.end(); ++x) {
+ s.push_back (rate_as_string (*x));
+ if (*x == _desired_sample_rate) {
+ desired = s.back();
+ }
+ }
+
+ set_popdown_strings (sample_rate_combo, s);
+
+ if (!s.empty()) {
+ if (ARDOUR::AudioEngine::instance()->running()) {
+ sample_rate_combo.set_active_text (rate_as_string (backend->sample_rate()));
+ } else if (ARDOUR_UI::instance()->the_session ()) {
+ float active_sr = ARDOUR_UI::instance()->the_session()->nominal_sample_rate ();
+
+ if (std::find (sr.begin (), sr.end (), active_sr) == sr.end ()) {
+ active_sr = sr.front ();
+ }
+
+ sample_rate_combo.set_active_text (rate_as_string (active_sr));
+ } else if (desired.empty ()) {
+ float new_active_sr = backend->default_sample_rate ();
+
+ if (std::find (sr.begin (), sr.end (), new_active_sr) == sr.end ()) {
+ new_active_sr = sr.front ();
+ }
+
+ sample_rate_combo.set_active_text (rate_as_string (new_active_sr));
+ } else {
+ sample_rate_combo.set_active_text (desired);
+ }
+ }
+ update_sensitivity ();
+}
+
+vector<uint32_t>
+EngineControl::get_buffer_sizes_for_all_devices ()
+{
+ boost::shared_ptr<ARDOUR::AudioBackend> backend =
+ ARDOUR::AudioEngine::instance ()->current_backend ();
+ vector<uint32_t> all_sizes;
+
+ if (backend->use_separate_input_and_output_devices ()) {
+ all_sizes = backend->available_buffer_sizes2 (get_input_device_name (), get_output_device_name ());
+ } else {
+ all_sizes = backend->available_buffer_sizes (get_device_name ());
+ }
+ return all_sizes;
+}
+
+vector<uint32_t>
+EngineControl::get_default_buffer_sizes ()
+{
+ vector<uint32_t> sizes;
+ sizes.push_back (8);
+ sizes.push_back (16);
+ sizes.push_back (32);
+ sizes.push_back (64);
+ sizes.push_back (128);
+ sizes.push_back (256);
+ sizes.push_back (512);
+ sizes.push_back (1024);
+ sizes.push_back (2048);
+ sizes.push_back (4096);
+ sizes.push_back (8192);
+ return sizes;
+}
+
+void
+EngineControl::set_buffersize_popdown_strings ()
+{
+ DEBUG_ECONTROL ("set_buffersize_popdown_strings");
+ boost::shared_ptr<ARDOUR::AudioBackend> backend = ARDOUR::AudioEngine::instance()->current_backend();
+ vector<uint32_t> bs;
+ vector<string> s;
+
+ if (_have_control) {
+ bs = get_buffer_sizes_for_all_devices ();
+ } else if (backend->can_change_buffer_size_when_running()) {
+ bs = get_default_buffer_sizes ();
+ }
+
+ for (vector<uint32_t>::const_iterator x = bs.begin(); x != bs.end(); ++x) {
+ s.push_back (bufsize_as_string (*x));
+ }
+
+ uint32_t previous_size = backend->buffer_size ();
+ if (!buffer_size_combo.get_active_text().empty()) {
+ previous_size = get_buffer_size ();
+ }
+
+ set_popdown_strings (buffer_size_combo, s);
+
+ if (!s.empty()) {
+
+ if (std::find(bs.begin(), bs.end(), previous_size) != bs.end()) {
+ buffer_size_combo.set_active_text(bufsize_as_string(previous_size));
+ } else {
+
+ buffer_size_combo.set_active_text(s.front());
+
+ uint32_t period = backend->buffer_size();
+ if (0 == period && backend->use_separate_input_and_output_devices()) {
+ period = backend->default_buffer_size(get_input_device_name());
+ }
+ if (0 == period && backend->use_separate_input_and_output_devices()) {
+ period = backend->default_buffer_size(get_output_device_name());
+ }
+ if (0 == period && !backend->use_separate_input_and_output_devices()) {
+ period = backend->default_buffer_size(get_device_name());
+ }
+
+ set_active_text_if_present(buffer_size_combo, bufsize_as_string(period));
+ }
+ show_buffer_duration ();
+ }
+ update_sensitivity ();
+}
+
+void
+EngineControl::set_nperiods_popdown_strings ()
+{
+ DEBUG_ECONTROL ("set_nperiods_popdown_strings");
+ boost::shared_ptr<ARDOUR::AudioBackend> backend = ARDOUR::AudioEngine::instance()->current_backend();
+ vector<uint32_t> np;
+ vector<string> s;
+
+ if (backend->can_set_period_size()) {
+ np = backend->available_period_sizes (get_driver());
+ }
+
+ for (vector<uint32_t>::const_iterator x = np.begin(); x != np.end(); ++x) {
+ s.push_back (to_string (*x));
+ }
+
+ set_popdown_strings (nperiods_combo, s);
+
+ if (!s.empty()) {
+ set_active_text_if_present (nperiods_combo, to_string (backend->period_size())); // XXX
+ }
+
+ update_sensitivity ();
+}
+
+void
+EngineControl::device_changed ()
+{
+ SignalBlocker blocker (*this, "device_changed");
+ boost::shared_ptr<ARDOUR::AudioBackend> backend = ARDOUR::AudioEngine::instance()->current_backend();
+ assert (backend);
+
+ string device_name_in;
+ string device_name_out; // only used if backend support separate I/O devices
+
+ if (backend->use_separate_input_and_output_devices()) {
+ device_name_in = get_input_device_name ();
+ device_name_out = get_output_device_name ();
+ } else {
+ device_name_in = get_device_name ();
+ }
+
+ /* we set the backend-device to query various device related intormation.
+ * This has the side effect that backend->device_name() will match
+ * the device_name and 'change_device' will never be true.
+ * so work around this by setting...
+ */
+ if (backend->use_separate_input_and_output_devices()) {
+ if (device_name_in != backend->input_device_name() || device_name_out != backend->output_device_name ()) {
+ queue_device_changed = true;
+ }
+ } else {
+ if (device_name_in != backend->device_name()) {
+ queue_device_changed = true;
+ }
+ }
+
+ //the device name must be set FIRST so ASIO can populate buffersizes and the control panel button
+ if (backend->use_separate_input_and_output_devices()) {
+ backend->set_input_device_name (device_name_in);
+ backend->set_output_device_name (device_name_out);
+ } else {
+ backend->set_device_name(device_name_in);
+ }
+
+ {
+ /* don't allow programmatic change to combos to cause a
+ recursive call to this method.
+ */
+ PBD::Unwinder<uint32_t> protect_ignore_changes (ignore_changes, ignore_changes + 1);
+
+ set_samplerate_popdown_strings ();
+ set_buffersize_popdown_strings ();
+ set_nperiods_popdown_strings ();
+
+ /* TODO set min + max channel counts here */
+
+ manage_control_app_sensitivity ();
+ }
+
+ /* pick up any saved state for this device */
+
+ if (!ignore_changes) {
+ maybe_display_saved_state ();
+ }
+}
+
+void
+EngineControl::input_device_changed ()
+{
+ DEBUG_ECONTROL ("input_device_changed");
+
+ boost::shared_ptr<ARDOUR::AudioBackend> backend = ARDOUR::AudioEngine::instance()->current_backend();
+ if (backend && backend->match_input_output_devices_or_none ()) {
+ const std::string& dev_none = ARDOUR::AudioBackend::get_standard_device_name (ARDOUR::AudioBackend::DeviceNone);
+
+ if (get_output_device_name () != dev_none
+ && get_input_device_name () != dev_none
+ && get_input_device_name () != get_output_device_name ()) {
+ block_changed_signals ();
+ if (contains_value (output_device_combo, get_input_device_name ())) {
+ output_device_combo.set_active_text (get_input_device_name ());
+ } else {
+ assert (contains_value (output_device_combo, dev_none));
+ output_device_combo.set_active_text (dev_none);
+ }
+ unblock_changed_signals ();
+ }
+ }
+ device_changed ();
+}
+
+void
+EngineControl::output_device_changed ()
+{
+ DEBUG_ECONTROL ("output_device_changed");
+ boost::shared_ptr<ARDOUR::AudioBackend> backend = ARDOUR::AudioEngine::instance()->current_backend();
+ if (backend && backend->match_input_output_devices_or_none ()) {
+ const std::string& dev_none = ARDOUR::AudioBackend::get_standard_device_name (ARDOUR::AudioBackend::DeviceNone);
+
+ if (get_input_device_name () != dev_none
+ && get_input_device_name () != dev_none
+ && get_input_device_name () != get_output_device_name ()) {
+ block_changed_signals ();
+ if (contains_value (input_device_combo, get_output_device_name ())) {
+ input_device_combo.set_active_text (get_output_device_name ());
+ } else {
+ assert (contains_value (input_device_combo, dev_none));
+ input_device_combo.set_active_text (dev_none);
+ }
+ unblock_changed_signals ();
+ }
+ }
+ device_changed ();
+}
+
+string
+EngineControl::bufsize_as_string (uint32_t sz)
+{
+ return string_compose (P_("%1 sample", "%1 samples", sz), to_string(sz));
+}
+
+void
+EngineControl::sample_rate_changed ()
+{
+ DEBUG_ECONTROL ("sample_rate_changed");
+ /* reset the strings for buffer size to show the correct msec value
+ (reflecting the new sample rate).
+ */
+
+ show_buffer_duration ();
+
+}
+
+void
+EngineControl::buffer_size_changed ()
+{
+ DEBUG_ECONTROL ("buffer_size_changed");
+ if (ARDOUR::AudioEngine::instance()->running()) {
+ boost::shared_ptr<ARDOUR::AudioBackend> backend = ARDOUR::AudioEngine::instance()->current_backend();
+ if (backend && backend->can_change_buffer_size_when_running ()) {
+ backend->set_buffer_size (get_buffer_size());
+ }
+ }
+ show_buffer_duration ();
+}
+
+void
+EngineControl::nperiods_changed ()
+{
+ DEBUG_ECONTROL ("nperiods_changed");
+ show_buffer_duration ();
+}
+
+void
+EngineControl::show_buffer_duration ()
+{
+ DEBUG_ECONTROL ("show_buffer_duration");
+ /* buffer sizes - convert from just samples to samples + msecs for
+ * the displayed string
+ */
+
+ string bs_text = buffer_size_combo.get_active_text ();
+ uint32_t samples = atoi (bs_text); /* will ignore trailing text */
+ uint32_t rate = get_rate();
+
+ /* Except for ALSA and Dummy backends, we don't know the number of periods
+ * per cycle and settings.
+ *
+ * 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.
+ * (the statusbar calls AudioEngine::instance()->usecs_per_cycle()
+ * but still, that's the buffer period, not [round-trip] latency)
+ */
+ char buf[32];
+ snprintf (buf, sizeof (buf), _("(%.1f ms)"), (samples / (rate/1000.0f)));
+ buffer_size_duration_label.set_text (buf);
+}
+
+void
+EngineControl::midi_option_changed ()
+{
+ DEBUG_ECONTROL ("midi_option_changed");
+ boost::shared_ptr<ARDOUR::AudioBackend> backend = ARDOUR::AudioEngine::instance()->current_backend();
+ assert (backend);
+
+ backend->set_midi_option (get_midi_option());
+
+ vector<ARDOUR::AudioBackend::DeviceStatus> midi_devices = backend->enumerate_midi_devices();
+
+ _can_set_midi_latencies = backend->can_set_systemic_midi_latencies();
+ std::vector<MidiDeviceSettings> new_devices;
+
+ for (vector<ARDOUR::AudioBackend::DeviceStatus>::const_iterator i = midi_devices.begin(); i != midi_devices.end(); ++i) {
+ MidiDeviceSettings mds = find_midi_device (i->name);
+ if (i->available && !mds) {
+ uint32_t input_latency = 0;
+ uint32_t output_latency = 0;
+ if (_can_set_midi_latencies) {
+ input_latency = backend->systemic_midi_input_latency (i->name);
+ output_latency = backend->systemic_midi_output_latency (i->name);
+ }
+ bool enabled = backend->midi_device_enabled (i->name);
+ MidiDeviceSettings ptr (new MidiDeviceSetting (i->name, enabled, input_latency, output_latency));
+ new_devices.push_back (ptr);
+ } else if (i->available) {
+ new_devices.push_back (mds);
+ }
+ }
+ _midi_devices = new_devices;
+
+ if (_midi_devices.empty()) {
+ midi_devices_button.hide ();
+ } else {
+ midi_devices_button.show ();
+ }
+}
+
+void
+EngineControl::parameter_changed ()
+{
+}
+
+EngineControl::State
+EngineControl::get_matching_state (const string& backend)
+{
+ for (StateList::iterator i = states.begin(); i != states.end(); ++i) {
+ if ((*i)->backend == backend) {
+ return (*i);
+ }
+ }
+ return State();
+}
+
+EngineControl::State
+EngineControl::get_matching_state (
+ const string& backend,
+ const string& driver,
+ const string& device)
+{
+ for (StateList::iterator i = states.begin(); i != states.end(); ++i) {
+ if ((*i)->backend == backend &&
+ (!_have_control || ((*i)->driver == driver && (*i)->device == device)))
+ {
+ return (*i);
+ }
+ }
+ return State();
+}
+
+EngineControl::State
+EngineControl::get_matching_state (
+ const string& backend,
+ const string& driver,
+ const string& input_device,
+ const string& output_device)
+{
+ for (StateList::iterator i = states.begin(); i != states.end(); ++i) {
+ if ((*i)->backend == backend &&
+ (!_have_control || ((*i)->driver == driver && ((*i)->input_device == input_device) && (*i)->output_device == output_device)))
+ {
+ return (*i);
+ }
+ }
+ return State();
+}
+
+EngineControl::State
+EngineControl::get_saved_state_for_currently_displayed_backend_and_device ()
+{
+ boost::shared_ptr<ARDOUR::AudioBackend> backend = ARDOUR::AudioEngine::instance()->current_backend();
+
+ if (backend) {
+ if (backend->use_separate_input_and_output_devices ()) {
+ return get_matching_state (backend_combo.get_active_text(),
+ (backend->requires_driver_selection() ? (std::string) driver_combo.get_active_text() : string()),
+ input_device_combo.get_active_text(),
+ output_device_combo.get_active_text());
+ } else {
+ return get_matching_state (backend_combo.get_active_text(),
+ (backend->requires_driver_selection() ? (std::string) driver_combo.get_active_text() : string()),
+ device_combo.get_active_text());
+ }
+ }
+
+ return get_matching_state (backend_combo.get_active_text(),
+ string(),
+ device_combo.get_active_text());
+}
+
+bool EngineControl::equivalent_states (const EngineControl::State& state1,
+ const EngineControl::State& state2)
+{
+ if (state1->backend == state2->backend &&
+ state1->driver == state2->driver &&
+ state1->device == state2->device &&
+ state1->input_device == state2->input_device &&
+ state1->output_device == state2->output_device) {
+ return true;
+ }
+ return false;
+}
+
+// sort active first, then most recently used to the beginning of the list
+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 ()
+{
+ State 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);
+ state->backend = get_backend ();
+ } else {
+ state.reset(new StateStruct);
+ store_state (state);
+ }
+
+ for (StateList::iterator i = states.begin(); i != states.end();) {
+ if (equivalent_states (*i, state)) {
+ i = states.erase(i);
+ } else {
+ ++i;
+ }
+ }
+
+ states.push_back (state);
+
+ states.sort (state_sort_cmp);
+
+ return state;
+}
+
+void
+EngineControl::store_state (State state)
+{
+ state->backend = get_backend ();
+ state->driver = get_driver ();
+ state->device = get_device_name ();
+ state->input_device = get_input_device_name ();
+ 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
+EngineControl::maybe_display_saved_state ()
+{
+ if (!_have_control || ARDOUR::AudioEngine::instance()->running ()) {
+ return;
+ }
+
+ State state = get_saved_state_for_currently_displayed_backend_and_device ();
+
+ if (state) {
+ DEBUG_ECONTROL ("Restoring saved state");
+ PBD::Unwinder<uint32_t> protect_ignore_changes (ignore_changes, ignore_changes + 1);
+
+ if (0 == _desired_sample_rate && sample_rate_combo.get_sensitive ()) {
+ 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, to_string(state->n_periods));
+ /* call this explicitly because we're ignoring changes to
+ the controls at this point.
+ */
+ show_buffer_duration ();
+ 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;
+ midi_option_changed ();
+ }
+ } else {
+ DEBUG_ECONTROL ("Unable to find saved state for backend and devices");
+ }
+}
+
+XMLNode&
+EngineControl::get_state ()
+{
+ LocaleGuard lg;
+
+ XMLNode* root = new XMLNode ("AudioMIDISetup");
+ std::string path;
+
+ if (!states.empty()) {
+ XMLNode* state_nodes = new XMLNode ("EngineStates");
+
+ for (StateList::const_iterator i = states.begin(); i != states.end(); ++i) {
+
+ XMLNode* node = new XMLNode ("State");
+
+ node->set_property ("backend", (*i)->backend);
+ node->set_property ("driver", (*i)->driver);
+ node->set_property ("device", (*i)->device);
+ node->set_property ("input-device", (*i)->input_device);
+ node->set_property ("output-device", (*i)->output_device);
+ node->set_property ("sample-rate", (*i)->sample_rate);
+ node->set_property ("buffer-size", (*i)->buffer_size);
+ node->set_property ("n-periods", (*i)->n_periods);
+ node->set_property ("input-latency", (*i)->input_latency);
+ node->set_property ("output-latency", (*i)->output_latency);
+ node->set_property ("input-channels", (*i)->input_channels);
+ node->set_property ("output-channels", (*i)->output_channels);
+ node->set_property ("active", (*i)->active);
+ node->set_property ("use-buffered-io", (*i)->use_buffered_io);
+ node->set_property ("midi-option", (*i)->midi_option);
+ int32_t lru_val = (*i)->active ? time (NULL) : (*i)->lru;
+ node->set_property ("lru", lru_val );
+
+ XMLNode* midi_devices = new XMLNode ("MIDIDevices");
+ for (std::vector<MidiDeviceSettings>::const_iterator p = (*i)->midi_devices.begin(); p != (*i)->midi_devices.end(); ++p) {
+ XMLNode* midi_device_stuff = new XMLNode ("MIDIDevice");
+ midi_device_stuff->set_property (X_("name"), (*p)->name);
+ midi_device_stuff->set_property (X_("enabled"), (*p)->enabled);
+ midi_device_stuff->set_property (X_("input-latency"), (*p)->input_latency);
+ midi_device_stuff->set_property (X_("output-latency"), (*p)->output_latency);
+ midi_devices->add_child_nocopy (*midi_device_stuff);
+ }
+ node->add_child_nocopy (*midi_devices);
+
+ state_nodes->add_child_nocopy (*node);
+ }
+
+ root->add_child_nocopy (*state_nodes);
+ }
+
+ return *root;
+}
+
+void
+EngineControl::set_default_state ()
+{
+ vector<string> backend_names;
+ vector<const ARDOUR::AudioBackendInfo*> backends = ARDOUR::AudioEngine::instance()->available_backends();
+
+ for (vector<const ARDOUR::AudioBackendInfo*>::const_iterator b = backends.begin(); b != backends.end(); ++b) {
+ backend_names.push_back ((*b)->name);
+ }
+ backend_combo.set_active_text (backend_names.front());
+
+ // We could set default backends per platform etc here
+
+ backend_changed ();
+}
+
+bool
+EngineControl::set_state (const XMLNode& root)
+{
+ XMLNodeList clist, cclist;
+ XMLNodeConstIterator citer, cciter;
+ XMLNode const * child;
+ XMLNode const * grandchild;
+
+ if (root.name() != "AudioMIDISetup") {
+ return false;
+ }
+
+ clist = root.children();
+
+ states.clear ();
+
+ for (citer = clist.begin(); citer != clist.end(); ++citer) {
+
+ child = *citer;
+
+ if (child->name() != "EngineStates") {
+ continue;
+ }
+
+ cclist = child->children();
+
+ for (cciter = cclist.begin(); cciter != cclist.end(); ++cciter) {
+ State state (new StateStruct);
+
+ grandchild = *cciter;
+
+ if (grandchild->name() != "State") {
+ continue;
+ }
+
+ if (!grandchild->get_property ("backend", state->backend)) {
+ continue;
+ }
+
+ // If any of the required properties are not found in the state node
+ // then continue/skip to the next engine state
+ if (!grandchild->get_property ("driver", state->driver) ||
+ !grandchild->get_property ("device", state->device) ||
+ !grandchild->get_property ("input-device", state->input_device) ||
+ !grandchild->get_property ("output-device", state->output_device) ||
+ !grandchild->get_property ("sample-rate", state->sample_rate) ||
+ !grandchild->get_property ("buffer-size", state->buffer_size) ||
+ !grandchild->get_property ("input-latency", state->input_latency) ||
+ !grandchild->get_property ("output-latency", state->output_latency) ||
+ !grandchild->get_property ("input-channels", state->input_channels) ||
+ !grandchild->get_property ("output-channels", state->output_channels) ||
+ !grandchild->get_property ("active", state->active) ||
+ !grandchild->get_property ("use-buffered-io", state->use_buffered_io) ||
+ !grandchild->get_property ("midi-option", state->midi_option)) {
+ continue;
+ }
+
+ if (!grandchild->get_property ("n-periods", state->n_periods)) {
+ // optional (new value in 4.5)
+ state->n_periods = 0;
+ }
+
+ state->midi_devices.clear();
+ XMLNode* midinode;
+ if ((midinode = ARDOUR::find_named_node (*grandchild, "MIDIDevices")) != 0) {
+ const XMLNodeList mnc = midinode->children();
+ for (XMLNodeList::const_iterator n = mnc.begin(); n != mnc.end(); ++n) {
+ std::string name;
+ bool enabled;
+ uint32_t input_latency;
+ uint32_t output_latency;
+
+ if (!(*n)->get_property (X_("name"), name) ||
+ !(*n)->get_property (X_("enabled"), enabled) ||
+ !(*n)->get_property (X_("input-latency"), input_latency) ||
+ !(*n)->get_property (X_("output-latency"), output_latency)) {
+ continue;
+ }
+
+ MidiDeviceSettings ptr (
+ new MidiDeviceSetting (name, enabled, input_latency, output_latency));
+ state->midi_devices.push_back (ptr);
+ }
+ }
+
+ int32_t lru_val;
+ if (grandchild->get_property ("lru", lru_val)) {
+ state->lru = lru_val;
+ }
+
+ states.push_back (state);
+ }
+ }
+
+ /* now see if there was an active state and switch the setup to it */
+
+ /* purge states of backend that are not available in this built */
+ vector<const ARDOUR::AudioBackendInfo*> backends = ARDOUR::AudioEngine::instance()->available_backends();
+ vector<std::string> backend_names;
+
+ for (vector<const ARDOUR::AudioBackendInfo*>::const_iterator i = backends.begin(); i != backends.end(); ++i) {
+ backend_names.push_back((*i)->name);
+ }
+ for (StateList::iterator i = states.begin(); i != states.end();) {
+ if (std::find(backend_names.begin(), backend_names.end(), (*i)->backend) == backend_names.end()) {
+ i = states.erase(i);
+ } else {
+ ++i;
+ }
+ }
+
+ states.sort (state_sort_cmp);
+
+ /* purge old states referring to the same backend */
+ const time_t now = time (NULL);
+ for (vector<std::string>::const_iterator bi = backend_names.begin(); bi != backend_names.end(); ++bi) {
+ bool first = true;
+ for (StateList::iterator i = states.begin(); i != states.end();) {
+ if ((*i)->backend != *bi) {
+ ++i; continue;
+ }
+ // keep at latest one for every audio-system
+ if (first) {
+ first = false;
+ ++i; continue;
+ }
+ // also keep states used in the last 90 days.
+ if ((now - (*i)->lru) < 86400 * 90) {
+ ++i; continue;
+ }
+ assert (!(*i)->active);
+ i = states.erase(i);
+ }
+ }
+
+ for (StateList::const_iterator i = states.begin(); i != states.end(); ++i) {
+
+ if ((*i)->active) {
+ return set_current_state (*i);
+ }
+ }
+ return false;
}
-vector<string>
-EngineControl::enumerate_dummy_devices ()
+
+bool
+EngineControl::set_current_state (const State& state)
{
- vector<string> devs;
- return devs;
+ DEBUG_ECONTROL ("set_current_state");
+
+ boost::shared_ptr<ARDOUR::AudioBackend> backend;
+
+ if (!(backend = ARDOUR::AudioEngine::instance ()->set_backend (
+ state->backend, downcase (std::string(PROGRAM_NAME)), ""))) {
+ DEBUG_ECONTROL (string_compose ("Unable to set backend to %1", state->backend));
+ // this shouldn't happen as the invalid backend names should have been
+ // removed from the list of states.
+ return false;
+ }
+
+ // now reflect the change in the backend in the GUI so backend_changed will
+ // do the right thing
+ backend_combo.set_active_text (state->backend);
+
+ if (!ARDOUR::AudioEngine::instance()->setup_required ()) {
+ backend_changed ();
+ // we don't have control don't restore state
+ return true;
+ }
+
+
+ if (!state->driver.empty ()) {
+ if (!backend->requires_driver_selection ()) {
+ DEBUG_ECONTROL ("Backend should require driver selection");
+ // A backend has changed from having driver selection to not having
+ // it or someone has been manually editing a config file and messed
+ // it up
+ return false;
+ }
+
+ if (backend->set_driver (state->driver) != 0) {
+ DEBUG_ECONTROL (string_compose ("Unable to set driver %1", state->driver));
+ // Driver names for a backend have changed and the name in the
+ // config file is now invalid or support for driver is no longer
+ // included in the backend
+ return false;
+ }
+ // no need to set the driver_combo as backend_changed will use
+ // backend->driver_name to set the active driver
+ }
+
+ if (!state->device.empty ()) {
+ if (backend->set_device_name (state->device) != 0) {
+ DEBUG_ECONTROL (
+ string_compose ("Unable to set device name %1", state->device));
+ // device is no longer available on the system
+ return false;
+ }
+ // no need to set active device as it will be picked up in
+ // via backend_changed ()/set_device_popdown_strings
+
+ } else {
+ // backend supports separate input/output devices
+ if (backend->set_input_device_name (state->input_device) != 0) {
+ DEBUG_ECONTROL (string_compose ("Unable to set input device name %1",
+ state->input_device));
+ // input device is no longer available on the system
+ return false;
+ }
+
+ if (backend->set_output_device_name (state->output_device) != 0) {
+ DEBUG_ECONTROL (string_compose ("Unable to set output device name %1",
+ state->input_device));
+ // output device is no longer available on the system
+ return false;
+ }
+ // no need to set active devices as it will be picked up in via
+ // backend_changed ()/set_*_device_popdown_strings
+ }
+
+ backend_changed ();
+
+ // Now restore the state of the rest of the controls
+
+ // We don't use a SignalBlocker as set_current_state is currently only
+ // called from set_state before any signals are connected. If at some point
+ // a more general named state mechanism is implemented and
+ // set_current_state is called while signals are connected then a
+ // SignalBlocker will need to be instantiated before setting these.
+
+ device_combo.set_active_text (state->device);
+ input_device_combo.set_active_text (state->input_device);
+ output_device_combo.set_active_text (state->output_device);
+ if (0 == _desired_sample_rate && sample_rate_combo.get_sensitive ()) {
+ 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, to_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;
}
-vector<string>
-EngineControl::enumerate_netjack_devices ()
+
+int
+EngineControl::push_state_to_backend (bool start)
{
- vector<string> devs;
- return devs;
+ DEBUG_ECONTROL ("push_state_to_backend");
+ boost::shared_ptr<ARDOUR::AudioBackend> backend = ARDOUR::AudioEngine::instance()->current_backend();
+ PBD::Unwinder<uint32_t> protect_ignore_device_changes (ignore_device_changes, ignore_device_changes + 1);
+
+ if (!backend) {
+ return 0;
+ }
+
+ /* figure out what is going to change */
+
+ bool restart_required = false;
+ bool was_running = ARDOUR::AudioEngine::instance()->running();
+ bool change_driver = false;
+ 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 ();
+
+ if (_have_control) {
+
+ if (started_at_least_once) {
+
+ /* we can control the backend */
+
+ if (backend->requires_driver_selection()) {
+ if (get_driver() != backend->driver_name()) {
+ change_driver = true;
+ }
+ }
+
+ if (backend->use_separate_input_and_output_devices()) {
+ if (get_input_device_name() != backend->input_device_name()) {
+ change_device = true;
+ }
+ if (get_output_device_name() != backend->output_device_name()) {
+ change_device = true;
+ }
+ } else {
+ if (get_device_name() != backend->device_name()) {
+ change_device = true;
+ }
+ }
+
+ if (queue_device_changed) {
+ change_device = true;
+ }
+
+ if (get_rate() != backend->sample_rate()) {
+ change_rate = true;
+ }
+
+ if (get_buffer_size() != backend->buffer_size()) {
+ 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) {
+ ichan = backend->input_channels();
+ }
+
+ if (ochan == 0) {
+ ochan = backend->output_channels();
+ }
+
+ if (ichan != backend->input_channels()) {
+ change_channels = true;
+ }
+
+ if (ochan != backend->output_channels()) {
+ change_channels = true;
+ }
+
+ if (get_input_latency() != backend->systemic_input_latency() ||
+ get_output_latency() != backend->systemic_output_latency()) {
+ change_latency = true;
+ }
+ } else {
+ /* backend never started, so we have to force a group
+ of settings.
+ */
+ change_device = true;
+ if (backend->requires_driver_selection()) {
+ change_driver = true;
+ }
+ change_rate = true;
+ change_bufsize = true;
+ change_channels = true;
+ change_latency = true;
+ change_midi = true;
+ change_buffered_io = backend->can_use_buffered_io();
+ change_channels = true;
+ change_nperiods = backend->can_set_period_size() && get_popdown_string_count (nperiods_combo) > 0;
+ }
+
+ } else {
+
+ /* we have no control over the backend, meaning that we can
+ * only possibly change sample rate and buffer size.
+ */
+
+
+ if (get_rate() != backend->sample_rate()) {
+ change_bufsize = true;
+ }
+
+ if (get_buffer_size() != backend->buffer_size()) {
+ change_bufsize = true;
+ }
+ }
+
+ queue_device_changed = false;
+
+ if (!_have_control) {
+
+ /* We do not have control over the backend, so the best we can
+ * do is try to change the sample rate and/or bufsize and get
+ * out of here.
+ */
+
+ if (change_rate && !backend->can_change_sample_rate_when_running()) {
+ return 1;
+ }
+
+ if (change_bufsize && !backend->can_change_buffer_size_when_running()) {
+ return 1;
+ }
+
+ if (change_rate) {
+ backend->set_sample_rate (get_rate());
+ }
+
+ if (change_bufsize) {
+ backend->set_buffer_size (get_buffer_size());
+ }
+
+ if (start) {
+ if (ARDOUR::AudioEngine::instance()->start ()) {
+ error << string_compose (_("Could not start backend engine %1"), backend->name()) << endmsg;
+ return -1;
+ }
+ }
+
+ post_push ();
+
+ return 0;
+ }
+
+ /* determine if we need to stop the backend before changing parameters */
+
+ 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_buffered_io ||
+ (change_bufsize && !backend->can_change_buffer_size_when_running())) {
+ restart_required = true;
+ } else {
+ restart_required = false;
+ }
+
+
+ if (was_running) {
+ if (restart_required) {
+ if (ARDOUR::AudioEngine::instance()->stop()) {
+ return -1;
+ }
+ }
+ }
+
+ if (change_driver && backend->set_driver (get_driver())) {
+ error << string_compose (_("Cannot set driver to %1"), get_driver()) << endmsg;
+ return -1;
+ }
+ if (backend->use_separate_input_and_output_devices()) {
+ if (change_device && backend->set_input_device_name (get_input_device_name())) {
+ error << string_compose (_("Cannot set input device name to %1"), get_input_device_name()) << endmsg;
+ return -1;
+ }
+ if (change_device && backend->set_output_device_name (get_output_device_name())) {
+ error << string_compose (_("Cannot set output device name to %1"), get_output_device_name()) << endmsg;
+ return -1;
+ }
+ } else {
+ if (change_device && backend->set_device_name (get_device_name())) {
+ error << string_compose (_("Cannot set device name to %1"), get_device_name()) << endmsg;
+ return -1;
+ }
+ }
+ if (change_rate && backend->set_sample_rate (get_rate())) {
+ error << string_compose (_("Cannot set sample rate to %1"), get_rate()) << endmsg;
+ return -1;
+ }
+ if (change_bufsize && backend->set_buffer_size (get_buffer_size())) {
+ 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())) {
+ error << string_compose (_("Cannot set input channels to %1"), get_input_channels()) << endmsg;
+ return -1;
+ }
+ if (backend->set_output_channels (get_output_channels())) {
+ error << string_compose (_("Cannot set output channels to %1"), get_output_channels()) << endmsg;
+ return -1;
+ }
+ }
+ if (change_latency) {
+ if (backend->set_systemic_input_latency (get_input_latency())) {
+ error << string_compose (_("Cannot set input latency to %1"), get_input_latency()) << endmsg;
+ return -1;
+ }
+ if (backend->set_systemic_output_latency (get_output_latency())) {
+ error << string_compose (_("Cannot set output latency to %1"), get_output_latency()) << endmsg;
+ return -1;
+ }
+ }
+
+ if (change_midi) {
+ 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<MidiDeviceSettings>::const_iterator p = _midi_devices.begin(); p != _midi_devices.end(); ++p) {
+ if (_measure_midi) {
+ /* Disable other MIDI devices while measuring.
+ * This is a hack to only show ports from the selected device */
+ if (*p == _measure_midi) {
+ backend->set_midi_device_enabled ((*p)->name, true);
+ } else {
+ backend->set_midi_device_enabled ((*p)->name, false);
+ }
+ continue;
+ }
+ backend->set_midi_device_enabled ((*p)->name, (*p)->enabled);
+ if (backend->can_set_systemic_midi_latencies()) {
+ backend->set_systemic_midi_input_latency ((*p)->name, (*p)->input_latency);
+ backend->set_systemic_midi_output_latency ((*p)->name, (*p)->output_latency);
+ }
+ }
+ }
+
+ if (start || (was_running && restart_required)) {
+ if (ARDOUR::AudioEngine::instance()->start()) {
+ return -1;
+ }
+ }
+
+ post_push ();
+
+ return 0;
}
-#endif
void
-EngineControl::driver_changed ()
+EngineControl::post_push ()
{
- string driver = driver_combo.get_active_text();
- string::size_type maxlen = 0;
- int n = 0;
-
- enumerate_devices (driver);
+ /* get a pointer to the current state object, creating one if
+ * necessary
+ */
- vector<string>& strings = devices[driver];
+ State state = get_saved_state_for_currently_displayed_backend_and_device ();
- if (strings.empty() && driver != "FreeBoB" && driver != "FFADO" && driver != "Dummy") {
- return;
+ if (!state) {
+ state = save_state ();
+ assert (state);
+ } else {
+ store_state(state);
}
- for (vector<string>::iterator i = strings.begin(); i != strings.end(); ++i, ++n) {
- if ((*i).length() > maxlen) {
- maxlen = (*i).length();
- }
- }
+ states.sort (state_sort_cmp);
- set_popdown_strings (interface_combo, strings);
- set_popdown_strings (input_device_combo, strings);
- set_popdown_strings (output_device_combo, strings);
+ /* all off */
- if (!strings.empty()) {
- interface_combo.set_active_text (strings.front());
- input_device_combo.set_active_text (strings.front());
- output_device_combo.set_active_text (strings.front());
+ for (StateList::iterator i = states.begin(); i != states.end(); ++i) {
+ (*i)->active = false;
}
- if (driver == "ALSA") {
- soft_mode_button.set_sensitive (true);
- force16bit_button.set_sensitive (true);
- hw_monitor_button.set_sensitive (true);
- hw_meter_button.set_sensitive (true);
- monitor_button.set_sensitive (true);
- } else {
- soft_mode_button.set_sensitive (false);
- force16bit_button.set_sensitive (false);
- hw_monitor_button.set_sensitive (false);
- hw_meter_button.set_sensitive (false);
- monitor_button.set_sensitive (false);
+ /* mark this one active (to be used next time the dialog is
+ * shown)
+ */
+
+ state->active = true;
+
+ if (_have_control) { // XXX
+ manage_control_app_sensitivity ();
}
+
+ /* schedule a redisplay of MIDI ports */
+ //Glib::signal_timeout().connect (sigc::bind_return (sigc::mem_fun (*this, &EngineControl::refresh_midi_display), false), 1000);
}
-uint32_t
-EngineControl::get_rate ()
+
+float
+EngineControl::get_rate () const
{
- double r = atof (sample_rate_combo.get_active_text ());
+ float r = atof (sample_rate_combo.get_active_text ());
/* the string may have been translated with an abbreviation for
* thousands, so use a crude heuristic to fix this.
*/
if (r < 1000.0) {
r *= 1000.0;
}
- return lrint (r);
+ return r;
}
-void
-EngineControl::redisplay_latency ()
+
+uint32_t
+EngineControl::get_buffer_size () const
{
- uint32_t rate = get_rate();
-#if defined(__APPLE__) || defined(__FreeBSD__)
- float periods = 2;
-#else
- float periods = periods_adjustment.get_value();
-#endif
- float period_size = atof (period_size_combo.get_active_text());
+ string txt = buffer_size_combo.get_active_text ();
+ uint32_t samples;
- char buf[32];
- snprintf (buf, sizeof(buf), "%.1fmsec", (periods * period_size) / (rate/1000.0));
+ if (sscanf (txt.c_str(), "%d", &samples) != 1) {
+ fprintf(stderr, "Find a trout and repeatedly slap the nearest C++ who throws exceptions without catching them.\n");
+ fprintf(stderr, "Ardour will likely crash now, giving you time to get the trout.\n");
+ throw exception ();
+ }
- latency_label.set_text (buf);
- latency_label.set_alignment (0, 0.5);
+ return samples;
}
-void
-EngineControl::audio_mode_changed ()
+uint32_t
+EngineControl::get_nperiods () const
{
- std::string str = audio_mode_combo.get_active_text();
+ string txt = nperiods_combo.get_active_text ();
+ return atoi (txt.c_str());
+}
- if (str == _("Playback/recording on 1 device")) {
- input_device_combo.set_sensitive (false);
- output_device_combo.set_sensitive (false);
- } else if (str == _("Playback/recording on 2 devices")) {
- input_device_combo.set_sensitive (true);
- output_device_combo.set_sensitive (true);
- } else if (str == _("Playback only")) {
- output_device_combo.set_sensitive (true);
- input_device_combo.set_sensitive (false);
- } else if (str == _("Recording only")) {
- input_device_combo.set_sensitive (true);
- output_device_combo.set_sensitive (false);
+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
+{
+ if (ARDOUR::Profile->get_mixbus()) {
+ boost::shared_ptr<ARDOUR::AudioBackend> backend = ARDOUR::AudioEngine::instance()->current_backend();
+ if (!backend) return 0;
+ return backend->input_channels();
+ }
+ return (uint32_t) input_channels_adjustment.get_value();
+}
+
+uint32_t
+EngineControl::get_output_channels() const
+{
+ if (ARDOUR::Profile->get_mixbus()) {
+ boost::shared_ptr<ARDOUR::AudioBackend> backend = ARDOUR::AudioEngine::instance()->current_backend();
+ if (!backend) return 0;
+ return backend->input_channels();
+ }
+ return (uint32_t) output_channels_adjustment.get_value();
+}
+
+uint32_t
+EngineControl::get_input_latency() const
+{
+ return (uint32_t) input_latency_adjustment.get_value();
+}
+
+uint32_t
+EngineControl::get_output_latency() const
+{
+ return (uint32_t) output_latency_adjustment.get_value();
+}
+
+string
+EngineControl::get_backend () const
+{
+ return backend_combo.get_active_text ();
+}
+
+string
+EngineControl::get_driver () const
+{
+ if (driver_combo.get_parent()) {
+ return driver_combo.get_active_text ();
+ } else {
+ return "";
}
}
-static bool jack_server_filter(const string& str, void */*arg*/)
+string
+EngineControl::get_device_name () const
+{
+ return device_combo.get_active_text ();
+}
+
+string
+EngineControl::get_input_device_name () const
+{
+ return input_device_combo.get_active_text ();
+}
+
+string
+EngineControl::get_output_device_name () const
{
- return str == "jackd" || str == "jackdmp";
+ return output_device_combo.get_active_text ();
}
void
-EngineControl::find_jack_servers (vector<string>& strings)
+EngineControl::control_app_button_clicked ()
{
-#ifdef __APPLE__
- /* this magic lets us finds the path to the OSX bundle, and then
- we infer JACK's location from there
- */
+ boost::shared_ptr<ARDOUR::AudioBackend> backend = ARDOUR::AudioEngine::instance()->current_backend();
- char execpath[MAXPATHLEN+1];
- uint32_t pathsz = sizeof (execpath);
+ if (!backend) {
+ return;
+ }
- _NSGetExecutablePath (execpath, &pathsz);
+ backend->launch_control_app ();
+}
- string path (Glib::path_get_dirname (execpath));
- path += "/jackd";
+void
+EngineControl::start_stop_button_clicked ()
+{
+ boost::shared_ptr<ARDOUR::AudioBackend> backend = ARDOUR::AudioEngine::instance()->current_backend();
- if (Glib::file_test (path, FILE_TEST_EXISTS)) {
- strings.push_back (path);
+ if (!backend) {
+ return;
}
- if (getenv ("ARDOUR_WITH_JACK")) {
- /* no other options - only use the JACK we supply */
- if (strings.empty()) {
- fatal << string_compose (_("JACK appears to be missing from the %1 bundle"), PROGRAM_NAME) << endmsg;
- /*NOTREACHED*/
+ if (ARDOUR::AudioEngine::instance()->running()) {
+ ARDOUR::AudioEngine::instance()->stop ();
+ } else {
+ if (!ARDOUR_UI::instance()->the_session ()) {
+ pop_splash ();
+ hide ();
+ ARDOUR::GUIIdle ();
+ }
+ start_engine ();
+ if (!ARDOUR_UI::instance()->the_session ()) {
+ ArdourDialog::on_response (RESPONSE_OK);
}
+ }
+}
+
+void
+EngineControl::update_devices_button_clicked ()
+{
+ boost::shared_ptr<ARDOUR::AudioBackend> backend = ARDOUR::AudioEngine::instance()->current_backend();
+
+ if (!backend) {
+ return;
+ }
+
+ if (backend->update_devices()) {
+ device_list_changed ();
+ }
+}
+
+void
+EngineControl::use_buffered_io_button_clicked ()
+{
+ boost::shared_ptr<ARDOUR::AudioBackend> backend = ARDOUR::AudioEngine::instance()->current_backend();
+
+ if (!backend) {
return;
}
-#else
- string path;
-#endif
- PathScanner scanner;
- vector<string *> *jack_servers;
- std::map<string,int> un;
- char *p;
- bool need_minimal_path = false;
+ 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 ()
+{
+ boost::shared_ptr<ARDOUR::AudioBackend> backend = ARDOUR::AudioEngine::instance()->current_backend();
+
+ if (!backend) {
+ return;
+ }
- p = getenv ("PATH");
+ string appname = backend->control_app_name();
- if (p && *p) {
- path = p;
+ if (appname.empty()) {
+ control_app_button.set_sensitive (false);
} else {
- need_minimal_path = true;
+ control_app_button.set_sensitive (true);
+ }
+}
+
+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 ();
+}
+
+void
+EngineControl::on_switch_page (GtkNotebookPage*, guint page_num)
+{
+ if (page_num == 0) {
+ _measure_midi.reset();
+ update_sensitivity ();
}
-#ifdef __APPLE__
- // many mac users don't have PATH set up to include
- // likely installed locations of JACK
- need_minimal_path = true;
-#endif
+ if (page_num == midi_tab) {
+ /* MIDI tab */
+ refresh_midi_display ();
- if (need_minimal_path) {
- if (path.empty()) {
- path = "/usr/bin:/bin:/usr/local/bin:/opt/local/bin";
- } else {
- path += ":/usr/local/bin:/opt/local/bin";
+ /* undo special case from push_state_to_backend() when measuring midi latency */
+ if (_measure_midi && ARDOUR::AudioEngine::instance()->running ()) {
+ boost::shared_ptr<ARDOUR::AudioBackend> backend = ARDOUR::AudioEngine::instance()->current_backend();
+ if (backend->can_change_systemic_latency_when_running ()) {
+ for (vector<MidiDeviceSettings>::const_iterator p = _midi_devices.begin(); p != _midi_devices.end(); ++p) {
+ backend->set_midi_device_enabled ((*p)->name, (*p)->enabled);
+ }
+ }
}
+ _measure_midi.reset();
}
-#ifdef __APPLE__
- // push it back into the environment so that auto-started JACK can find it.
- // XXX why can't we just expect OS X users to have PATH set correctly? we can't ...
- setenv ("PATH", path.c_str(), 1);
-#endif
+ if (page_num == latency_tab) {
+ /* latency tab */
- jack_servers = scanner (path, jack_server_filter, 0, false, true);
- if (!jack_servers) {
- return;
- }
+ if (ARDOUR::AudioEngine::instance()->running()) {
+ stop_engine (true);
+ }
+
+ {
+ PBD::Unwinder<uint32_t> protect_ignore_changes (ignore_changes, ignore_changes + 1);
+
+ /* save any existing latency values */
+
+ uint32_t il = (uint32_t) input_latency.get_value ();
+ uint32_t ol = (uint32_t) input_latency.get_value ();
+
+ /* reset to zero so that our new test instance
+ will be clean of any existing latency measures.
- vector<string *>::iterator iter;
+ NB. this should really be done by the backend
+ when stated for latency measurement.
+ */
- for (iter = jack_servers->begin(); iter != jack_servers->end(); iter++) {
- string p = **iter;
+ input_latency.set_value (0);
+ output_latency.set_value (0);
- if (un[p]++ == 0) {
- strings.push_back(p);
+ push_state_to_backend (false);
+
+ /* reset control */
+
+ input_latency.set_value (il);
+ output_latency.set_value (ol);
+
+ }
+ // This should be done in push_state_to_backend()
+ if (ARDOUR::AudioEngine::instance()->prepare_for_latency_measurement()) {
+ disable_latency_tab ();
+ }
+
+ enable_latency_tab ();
+
+ } else {
+ if (lm_running) {
+ end_latency_detection ();
}
}
}
+/* latency measurement */
-string
-EngineControl::get_device_name (const string& driver, const string& human_readable)
+bool
+EngineControl::check_audio_latency_measurement ()
{
- vector<string>::iterator n;
- vector<string>::iterator i;
+ MTDM* mtdm = ARDOUR::AudioEngine::instance()->mtdm ();
- if (human_readable.empty()) {
- /* this can happen if the user's .ardourrc file has a device name from
- another computer system in it
- */
- MessageDialog msg (_("You need to choose an audio device first."));
- msg.set_position (WIN_POS_MOUSE);
- msg.run ();
- return string();
+ if (mtdm->resolve () < 0) {
+ lm_results.set_markup (string_compose (results_markup, _("No signal detected ")));
+ return true;
}
- if (backend_devs.empty()) {
- return human_readable;
+ 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;
}
- for (i = devices[driver].begin(), n = backend_devs.begin(); i != devices[driver].end(); ++i, ++n) {
- if (human_readable == (*i)) {
- return (*n);
- }
+ if (mtdm->err () > 0.3) {
+ mtdm->invert ();
+ mtdm->resolve ();
}
- if (i == devices[driver].end()) {
- warning << string_compose (_("Audio device \"%1\" not known on this computer."), human_readable) << endmsg;
+ char buf[256];
+ ARDOUR::samplecnt_t const sample_rate = ARDOUR::AudioEngine::instance()->sample_rate();
+
+ if (sample_rate == 0) {
+ lm_results.set_markup (string_compose (results_markup, _("Disconnected from audio engine")));
+ ARDOUR::AudioEngine::instance()->stop_latency_detection ();
+ return false;
}
- return string();
-}
+ int samples_total = mtdm->del();
+ int extra = samples_total - ARDOUR::AudioEngine::instance()->latency_signal_delay();
-XMLNode&
-EngineControl::get_state ()
-{
- XMLNode* root = new XMLNode ("AudioSetup");
- XMLNode* child;
- std::string path;
+ snprintf (buf, sizeof (buf), "%s%d samples (%.3lf ms)\n%s%d samples (%.3lf ms)",
+ _("Detected roundtrip latency: "),
+ samples_total, samples_total * 1000.0f/sample_rate,
+ _("Systemic latency: "),
+ extra, extra * 1000.0f/sample_rate);
+
+ bool solid = true;
+
+ if (mtdm->err () > 0.2) {
+ strcat (buf, " ");
+ strcat (buf, _("(signal detection error)"));
+ solid = false;
+ }
+
+ if (mtdm->inv ()) {
+ strcat (buf, " ");
+ strcat (buf, _("(inverted - bad wiring)"));
+ solid = false;
+ }
+
+ lm_results.set_markup (string_compose (results_markup, buf));
- child = new XMLNode ("periods");
- child->add_property ("val", to_string (periods_adjustment.get_value(), std::dec));
- root->add_child_nocopy (*child);
+ if (solid) {
+ have_lm_results = true;
+ end_latency_detection ();
+ lm_use_button.set_sensitive (true);
+ return false;
+ }
- child = new XMLNode ("ports");
- child->add_property ("val", to_string (ports_adjustment.get_value(), std::dec));
- root->add_child_nocopy (*child);
+ return true;
+}
- child = new XMLNode ("inlatency");
- child->add_property ("val", to_string (input_latency.get_value(), std::dec));
- root->add_child_nocopy (*child);
+bool
+EngineControl::check_midi_latency_measurement ()
+{
+ ARDOUR::MIDIDM* mididm = ARDOUR::AudioEngine::instance()->mididm ();
- child = new XMLNode ("outlatency");
- child->add_property ("val", to_string (output_latency.get_value(), std::dec));
- root->add_child_nocopy (*child);
+ if (!mididm->have_signal () || mididm->latency () == 0) {
+ lm_results.set_markup (string_compose (results_markup, _("No signal detected ")));
+ return true;
+ }
- child = new XMLNode ("realtime");
- child->add_property ("val", to_string (realtime_button.get_active(), std::dec));
- root->add_child_nocopy (*child);
+ char buf[256];
+ ARDOUR::samplecnt_t const sample_rate = ARDOUR::AudioEngine::instance()->sample_rate();
- child = new XMLNode ("nomemorylock");
- child->add_property ("val", to_string (no_memory_lock_button.get_active(), std::dec));
- root->add_child_nocopy (*child);
+ if (sample_rate == 0) {
+ lm_results.set_markup (string_compose (results_markup, _("Disconnected from audio engine")));
+ ARDOUR::AudioEngine::instance()->stop_latency_detection ();
+ return false;
+ }
- child = new XMLNode ("unlockmemory");
- child->add_property ("val", to_string (unlock_memory_button.get_active(), std::dec));
- root->add_child_nocopy (*child);
+ ARDOUR::samplecnt_t samples_total = mididm->latency();
+ ARDOUR::samplecnt_t extra = samples_total - ARDOUR::AudioEngine::instance()->latency_signal_delay();
+ snprintf (buf, sizeof (buf), "%s%" PRId64" samples (%.1lf ms) dev: %.2f[spl]\n%s%" PRId64" samples (%.1lf ms)",
+ _("Detected roundtrip latency: "),
+ samples_total, samples_total * 1000.0f / sample_rate, mididm->deviation (),
+ _("Systemic latency: "),
+ extra, extra * 1000.0f / sample_rate);
- child = new XMLNode ("softmode");
- child->add_property ("val", to_string (soft_mode_button.get_active(), std::dec));
- root->add_child_nocopy (*child);
+ bool solid = true;
- child = new XMLNode ("force16bit");
- child->add_property ("val", to_string (force16bit_button.get_active(), std::dec));
- root->add_child_nocopy (*child);
+ if (!mididm->ok ()) {
+ strcat (buf, " ");
+ strcat (buf, _("(averaging)"));
+ solid = false;
+ }
- child = new XMLNode ("hwmonitor");
- child->add_property ("val", to_string (hw_monitor_button.get_active(), std::dec));
- root->add_child_nocopy (*child);
+ if (mididm->deviation () > 50.0) {
+ strcat (buf, " ");
+ strcat (buf, _("(too large jitter)"));
+ solid = false;
+ } else if (mididm->deviation () > 10.0) {
+ strcat (buf, " ");
+ strcat (buf, _("(large jitter)"));
+ }
- child = new XMLNode ("hwmeter");
- child->add_property ("val", to_string (hw_meter_button.get_active(), std::dec));
- root->add_child_nocopy (*child);
+ if (solid) {
+ have_lm_results = true;
+ end_latency_detection ();
+ lm_use_button.set_sensitive (true);
+ lm_results.set_markup (string_compose (results_markup, buf));
+ return false;
+ } else if (mididm->processed () > 400) {
+ have_lm_results = false;
+ end_latency_detection ();
+ lm_results.set_markup (string_compose (results_markup, _("Timeout - large MIDI jitter.")));
+ return false;
+ }
- child = new XMLNode ("verbose");
- child->add_property ("val", to_string (verbose_output_button.get_active(), std::dec));
- root->add_child_nocopy (*child);
+ lm_results.set_markup (string_compose (results_markup, buf));
- child = new XMLNode ("samplerate");
- child->add_property ("val", sample_rate_combo.get_active_text());
- root->add_child_nocopy (*child);
+ return true;
+}
- child = new XMLNode ("periodsize");
- child->add_property ("val", period_size_combo.get_active_text());
- root->add_child_nocopy (*child);
+void
+EngineControl::start_latency_detection ()
+{
+ ARDOUR::AudioEngine::instance()->set_latency_input_port (lm_input_channel_combo.get_active ()->get_value (lm_input_channel_cols.port_name));
+ ARDOUR::AudioEngine::instance()->set_latency_output_port (lm_output_channel_combo.get_active ()->get_value (lm_output_channel_cols.port_name));
- child = new XMLNode ("serverpath");
- child->add_property ("val", serverpath_combo.get_active_text());
- root->add_child_nocopy (*child);
+ if (ARDOUR::AudioEngine::instance()->start_latency_detection (_measure_midi ? true : false) == 0) {
+ lm_results.set_markup (string_compose (results_markup, _("Detecting ...")));
+ if (_measure_midi) {
+ latency_timeout = Glib::signal_timeout().connect (mem_fun (*this, &EngineControl::check_midi_latency_measurement), 100);
+ } else {
+ latency_timeout = Glib::signal_timeout().connect (mem_fun (*this, &EngineControl::check_audio_latency_measurement), 100);
+ }
+ lm_measure_label.set_text (_("Cancel"));
+ have_lm_results = false;
+ lm_use_button.set_sensitive (false);
+ lm_input_channel_combo.set_sensitive (false);
+ lm_output_channel_combo.set_sensitive (false);
+ lm_running = true;
+ }
+}
- child = new XMLNode ("driver");
- child->add_property ("val", driver_combo.get_active_text());
- root->add_child_nocopy (*child);
+void
+EngineControl::end_latency_detection ()
+{
+ latency_timeout.disconnect ();
+ ARDOUR::AudioEngine::instance()->stop_latency_detection ();
+ lm_measure_label.set_text (_("Measure"));
+ if (!have_lm_results) {
+ lm_use_button.set_sensitive (false);
+ }
+ lm_input_channel_combo.set_sensitive (true);
+ lm_output_channel_combo.set_sensitive (true);
+ lm_running = false;
+}
- child = new XMLNode ("interface");
- child->add_property ("val", interface_combo.get_active_text());
- root->add_child_nocopy (*child);
+void
+EngineControl::latency_button_clicked ()
+{
+ if (!lm_running) {
+ start_latency_detection ();
+ } else {
+ end_latency_detection ();
+ }
+}
- child = new XMLNode ("timeout");
- child->add_property ("val", timeout_combo.get_active_text());
- root->add_child_nocopy (*child);
+void
+EngineControl::latency_back_button_clicked ()
+{
+ ARDOUR::AudioEngine::instance()->stop_latency_detection ();
+ notebook.set_current_page(0);
+}
- child = new XMLNode ("dither");
- child->add_property ("val", dither_mode_combo.get_active_text());
- root->add_child_nocopy (*child);
+void
+EngineControl::use_latency_button_clicked ()
+{
+ boost::shared_ptr<ARDOUR::AudioBackend> backend = ARDOUR::AudioEngine::instance()->current_backend();
+ if (_measure_midi) {
+ ARDOUR::MIDIDM* mididm = ARDOUR::AudioEngine::instance()->mididm ();
+ if (!mididm) {
+ return;
+ }
+ ARDOUR::samplecnt_t samples_total = mididm->latency();
+ ARDOUR::samplecnt_t extra = samples_total - ARDOUR::AudioEngine::instance()->latency_signal_delay();
+ uint32_t one_way = max ((ARDOUR::samplecnt_t) 0, extra / 2);
+ _measure_midi->input_latency = one_way;
+ _measure_midi->output_latency = one_way;
+ if (backend->can_change_systemic_latency_when_running ()) {
+ backend->set_systemic_midi_input_latency (_measure_midi->name, one_way);
+ backend->set_systemic_midi_output_latency (_measure_midi->name, one_way);
+ }
+ notebook.set_current_page (midi_tab);
+ } else {
+ MTDM* mtdm = ARDOUR::AudioEngine::instance()->mtdm ();
- child = new XMLNode ("audiomode");
- child->add_property ("val", audio_mode_combo.get_active_text());
- root->add_child_nocopy (*child);
+ if (!mtdm) {
+ return;
+ }
- child = new XMLNode ("inputdevice");
- child->add_property ("val", input_device_combo.get_active_text());
- root->add_child_nocopy (*child);
+ double one_way = rint ((mtdm->del() - ARDOUR::AudioEngine::instance()->latency_signal_delay()) / 2.0);
+ one_way = std::max (0., one_way);
- child = new XMLNode ("outputdevice");
- child->add_property ("val", output_device_combo.get_active_text());
- root->add_child_nocopy (*child);
+ input_latency_adjustment.set_value (one_way);
+ output_latency_adjustment.set_value (one_way);
+ if (backend->can_change_systemic_latency_when_running ()) {
+ backend->set_systemic_input_latency (one_way);
+ backend->set_systemic_output_latency (one_way);
+ }
- child = new XMLNode ("mididriver");
- child->add_property ("val", midi_driver_combo.get_active_text());
- root->add_child_nocopy (*child);
+ /* back to settings page */
+ notebook.set_current_page (0);
+ }
+}
- return *root;
+bool
+EngineControl::on_delete_event (GdkEventAny* ev)
+{
+ if (notebook.get_current_page() == 2) {
+ /* currently on latency tab - be sure to clean up */
+ end_latency_detection ();
+ }
+ return ArdourDialog::on_delete_event (ev);
}
void
-EngineControl::set_state (const XMLNode& root)
+EngineControl::engine_running ()
{
- XMLNodeList clist;
- XMLNodeConstIterator citer;
- XMLNode* child;
- XMLProperty* prop = NULL;
- bool using_dummy = false;
- bool using_ffado = false;
+ boost::shared_ptr<ARDOUR::AudioBackend> backend = ARDOUR::AudioEngine::instance()->current_backend();
+ assert (backend);
- int val;
- string strval;
+ 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 ( (child = root.child ("driver"))){
- prop = child->property("val");
+ if (backend->can_set_period_size ()) {
+ set_active_text_if_present (nperiods_combo, to_string (backend->period_size()));
+ }
- if (prop && (prop->value() == "Dummy") ) {
- using_dummy = true;
- }
- if (prop && (prop->value() == "FFADO") ) {
- using_ffado = true;
- }
+ connect_disconnect_button.set_label (string_compose (_("Disconnect from %1"), backend->name()));
+ connect_disconnect_button.show();
+ started_at_least_once = true;
+ if (_have_control) {
+ engine_status.set_markup(string_compose ("<span foreground=\"green\">%1</span>", _("Running")));
+ } else {
+ engine_status.set_markup(string_compose ("<span foreground=\"green\">%1</span>", _("Connected")));
}
+ update_sensitivity();
+}
- clist = root.children();
+void
+EngineControl::engine_stopped ()
+{
+ boost::shared_ptr<ARDOUR::AudioBackend> backend = ARDOUR::AudioEngine::instance()->current_backend();
+ assert (backend);
- for (citer = clist.begin(); citer != clist.end(); ++citer) {
+ connect_disconnect_button.set_label (string_compose (_("Connect to %1"), backend->name()));
+ connect_disconnect_button.show();
- child = *citer;
+ if (_have_control) {
+ engine_status.set_markup(string_compose ("<span foreground=\"red\">%1</span>", _("Stopped")));
+ } else {
+ engine_status.set_markup(X_(""));
+ }
- prop = child->property ("val");
+ update_sensitivity();
+}
- if (!prop || prop->value().empty()) {
+void
+EngineControl::device_list_changed ()
+{
+ if (ignore_device_changes) {
+ return;
+ }
+ PBD::Unwinder<uint32_t> protect_ignore_changes (ignore_changes, ignore_changes + 1); // ??
+ if (!ARDOUR::AudioEngine::instance()->running()) {
+ list_devices ();
+ }
- if (((using_dummy || using_ffado)
- && ( child->name() == "interface"
- || child->name() == "inputdevice"
- || child->name() == "outputdevice"))
- || child->name() == "timeout")
- {
- continue;
- }
+ midi_option_changed();
- error << string_compose (_("AudioSetup value for %1 is missing data"), child->name()) << endmsg;
- continue;
+ if (notebook.get_current_page() == midi_tab) {
+ if (_midi_devices.empty ()) {
+ notebook.set_current_page (0);
+ } else {
+ refresh_midi_display ();
}
+ }
+}
- strval = prop->value();
-
- /* adjustments/spinners */
-
- if (child->name() == "periods") {
- val = atoi (strval);
- periods_adjustment.set_value(val);
- } else if (child->name() == "ports") {
- val = atoi (strval);
- ports_adjustment.set_value(val);
- } else if (child->name() == "inlatency") {
- val = atoi (strval);
- input_latency.set_value(val);
- } else if (child->name() == "outlatency") {
- val = atoi (strval);
- output_latency.set_value(val);
- }
-
- /* buttons */
-
- else if (child->name() == "realtime") {
- val = atoi (strval);
- realtime_button.set_active(val);
- } else if (child->name() == "nomemorylock") {
- val = atoi (strval);
- no_memory_lock_button.set_active(val);
- } else if (child->name() == "unlockmemory") {
- val = atoi (strval);
- unlock_memory_button.set_active(val);
- } else if (child->name() == "softmode") {
- val = atoi (strval);
- soft_mode_button.set_active(val);
- } else if (child->name() == "force16bit") {
- val = atoi (strval);
- force16bit_button.set_active(val);
- } else if (child->name() == "hwmonitor") {
- val = atoi (strval);
- hw_monitor_button.set_active(val);
- } else if (child->name() == "hwmeter") {
- val = atoi (strval);
- hw_meter_button.set_active(val);
- } else if (child->name() == "verbose") {
- val = atoi (strval);
- verbose_output_button.set_active(val);
- }
-
- /* combos */
-
- else if (child->name() == "samplerate") {
- sample_rate_combo.set_active_text(strval);
- } else if (child->name() == "periodsize") {
- period_size_combo.set_active_text(strval);
- } else if (child->name() == "serverpath") {
-
- /* only attempt to set this if we have bothered to look
- up server names already. otherwise this is all
- redundant (actually, all of this dialog/widget
- is redundant in that case ...)
- */
-
- if (!server_strings.empty()) {
- /* do not allow us to use a server path that doesn't
- exist on this system. this handles cases where
- the user has an RC file listing a serverpath
- from some other machine.
- */
- vector<string>::iterator x;
- for (x = server_strings.begin(); x != server_strings.end(); ++x) {
- if (*x == strval) {
- break;
- }
- }
- if (x != server_strings.end()) {
- serverpath_combo.set_active_text (strval);
- } else {
- warning << string_compose (_("configuration files contain a JACK server path that doesn't exist (%1)"),
- strval)
- << endmsg;
- }
- }
-
- } else if (child->name() == "driver") {
- driver_combo.set_active_text(strval);
- } else if (child->name() == "interface") {
- interface_combo.set_active_text(strval);
- } else if (child->name() == "timeout") {
- timeout_combo.set_active_text(strval);
- } else if (child->name() == "dither") {
- dither_mode_combo.set_active_text(strval);
- } else if (child->name() == "audiomode") {
- audio_mode_combo.set_active_text(strval);
- } else if (child->name() == "inputdevice") {
- input_device_combo.set_active_text(strval);
- } else if (child->name() == "outputdevice") {
- output_device_combo.set_active_text(strval);
- } else if (child->name() == "mididriver") {
- midi_driver_combo.set_active_text(strval);
+void
+EngineControl::connect_disconnect_click()
+{
+ if (ARDOUR::AudioEngine::instance()->running()) {
+ stop_engine ();
+ } else {
+ if (!ARDOUR_UI::instance()->the_session ()) {
+ pop_splash ();
+ hide ();
+ ARDOUR::GUIIdle ();
+ }
+ start_engine ();
+ if (!ARDOUR_UI::instance()->the_session ()) {
+ ArdourDialog::on_response (RESPONSE_OK);
}
}
}
+
+void
+EngineControl::calibrate_audio_latency ()
+{
+ _measure_midi.reset ();
+ have_lm_results = false;
+ lm_use_button.set_sensitive (false);
+ lm_results.set_markup (string_compose (results_markup, _("No measurement results yet")));
+ notebook.set_current_page (latency_tab);
+}
+
+void
+EngineControl::calibrate_midi_latency (MidiDeviceSettings s)
+{
+ _measure_midi = s;
+ have_lm_results = false;
+ lm_use_button.set_sensitive (false);
+ lm_results.set_markup (string_compose (results_markup, _("No measurement results yet")));
+ notebook.set_current_page (latency_tab);
+}
+
+void
+EngineControl::configure_midi_devices ()
+{
+ notebook.set_current_page (midi_tab);
+}