+/*
+ 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.
+
+*/
+
+#include <exception>
#include <vector>
#include <cmath>
#include <fstream>
#include <map>
-#include <glibmm.h>
-#include <gtkmm/messagedialog.h>
-#include "pbd/xml++.h"
+#include <boost/scoped_ptr.hpp>
-#ifdef __APPLE__
-#include <CoreAudio/CoreAudio.h>
-#include <CoreFoundation/CFString.h>
-#include <sys/param.h>
-#include <mach-o/dyld.h>
-#else
-#include <alsa/asoundlib.h>
-#endif
+#include <gtkmm/messagedialog.h>
-#include "ardour/profile.h"
-#include <jack/jack.h>
+#include "pbd/error.h"
+#include "pbd/xml++.h"
+#include "pbd/unwind.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/rc_configuration.h"
+#include "ardour/types.h"
+
#include "pbd/convert.h"
#include "pbd/error.h"
-#include "pbd/pathscanner.h"
-
-#ifdef __APPLE
-#include <CFBundle.h>
-#endif
+#include "ardour_ui.h"
#include "engine_dialog.h"
+#include "gui_thread.h"
#include "i18n.h"
using namespace std;
using namespace Glib;
EngineControl::EngineControl ()
- : periods_adjustment (2, 2, 16, 1, 2),
- periods_spinner (periods_adjustment),
- priority_adjustment (60, 10, 90, 1, 10),
- priority_spinner (priority_adjustment),
- ports_adjustment (128, 8, 1024, 1, 16),
- ports_spinner (ports_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"))
+ , basic_packer (9, 3)
+ , 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"))
+ , lm_start_stop_label (_("Measure latency"))
+ , lm_use_button (_("Use results"))
+ , lm_table (5, 2)
+ , have_lm_results (false)
+ , midi_refresh_button (_("Refresh list"))
+ , aj_button (_("Start MIDI ALSA/JACK bridge"))
+ , ignore_changes (0)
+ , _desired_sample_rate (0)
+{
+ if (!ARDOUR::AudioEngine::instance()->setup_required()) {
+ _have_control = false;
+ } else {
+ _have_control = true;
+ }
+
+ set_name (X_("AudioMIDISetup"));
+
+ build_notebook ();
+
+ get_vbox()->set_border_width (12);
+ get_vbox()->pack_start (notebook);
+
+ control_app_button.signal_clicked().connect (mem_fun (*this, &EngineControl::control_app_button_clicked));
+ manage_control_app_sensitivity ();
+
+ cancel_button = add_button (Gtk::Stock::CANCEL, Gtk::RESPONSE_CANCEL);
+ ok_button = add_button (Gtk::Stock::OK, Gtk::RESPONSE_OK);
+ apply_button = add_button (Gtk::Stock::APPLY, Gtk::RESPONSE_APPLY);
+
+ /* Pick up any existing audio setup configuration, if appropriate */
+
+ XMLNode* audio_setup = ARDOUR::Config->extra_xml ("AudioMIDISetup");
+
+ /* push a change as if we altered the backend */
+ backend_changed ();
+
+ if (audio_setup) {
+ set_state (*audio_setup);
+ }
+}
+
+void
+EngineControl::on_response (int response_id)
+{
+ ArdourDialog::on_response (response_id);
+
+ switch (response_id) {
+ case RESPONSE_APPLY:
+ push_state_to_backend (true);
+ break;
+ case RESPONSE_OK:
+ push_state_to_backend (true);
+ hide ();
+ break;
+ case RESPONSE_DELETE_EVENT: {
+ GdkEventButton ev;
+ ev.type = GDK_BUTTON_PRESS;
+ ev.button = 1;
+ on_delete_event ((GdkEventAny*) &ev);
+ break;
+ }
+ default:
+ hide ();
+ }
+}
+
+void
+EngineControl::build_notebook ()
{
using namespace Notebook_Helpers;
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 */
+ vector<const ARDOUR::AudioBackendInfo*> backends = ARDOUR::AudioEngine::instance()->available_backends();
+ for (vector<const ARDOUR::AudioBackendInfo*>::const_iterator b = backends.begin(); b != backends.end(); ++b) {
+ strings.push_back ((*b)->name);
+ }
- basic_packer.set_spacings (6);
+ set_popdown_strings (backend_combo, strings);
+ backend_combo.set_active_text (strings.front());
- strings.clear ();
-#ifdef __APPLE__
- strings.push_back (X_("CoreAudio"));
-#else
- strings.push_back (X_("ALSA"));
- strings.push_back (X_("OSS"));
- 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 (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 (mem_fun (*this, &EngineControl::audio_mode_changed));
- audio_mode_changed ();
+ basic_packer.set_spacings (6);
+ basic_packer.set_border_width (12);
+ basic_packer.set_homogeneous (true);
row = 0;
- label = manage (new 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);
- row++;
+ AttachOptions xopt = AttachOptions (FILL|EXPAND);
- label = manage (new Label (_("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);
+ label = manage (left_aligned_label (_("Audio System:")));
+ basic_packer.attach (*label, 0, 1, row, row + 1, xopt, (AttachOptions) 0);
+ basic_packer.attach (backend_combo, 1, 2, row, row + 1, xopt, (AttachOptions) 0);
row++;
- label = manage (new 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);
+ 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++;
- label = manage (new 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);
+ 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++;
-#ifndef __APPLE__
- label = manage (new 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);
+ 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++;
-#endif
- label = manage (new Label (_("Approximate latency")));
- label->set_alignment (0.0, 0.5);
- 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++;
- sample_rate_combo.signal_changed().connect (mem_fun (*this, &EngineControl::redisplay_latency));
- periods_adjustment.signal_value_changed().connect (mem_fun (*this, &EngineControl::redisplay_latency));
- period_size_combo.signal_changed().connect (mem_fun (*this, &EngineControl::redisplay_latency));
- redisplay_latency();
+ 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++;
- /* no audio mode with CoreAudio, its duplex or nuthin' */
-#ifndef __APPLE__
- label = manage (new 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
+ 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);
- interface_combo.set_size_request (125, -1);
- input_device_combo.set_size_request (125, -1);
- output_device_combo.set_size_request (125, -1);
+ 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;
- /*
+ 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);
- if (engine_running()) {
- start_button.set_sensitive (false);
- } else {
- stop_button.set_sensitive (false);
- }
+ 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;
- start_button.signal_clicked().connect (mem_fun (*this, &EngineControl::start_engine));
- stop_button.signal_clicked().connect (mem_fun (*this, &EngineControl::start_engine));
- */
+ 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);
+
+ 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, xopt, (AttachOptions) 0);
+ ++row;
- button_box.pack_start (start_button, false, false);
- button_box.pack_start (stop_button, false, false);
+ 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);
+
+ 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, xopt, (AttachOptions) 0);
+ ++row;
- // basic_packer.attach (button_box, 0, 2, 8, 9, FILL|EXPAND, (AttachOptions) 0);
+ basic_hbox.pack_start (basic_packer, false, false);
+ basic_vbox.pack_start (basic_hbox, false, false);
- /* options */
+ Gtk::HBox* hpacker = manage (new HBox);
+ hpacker->set_border_width (12);
+ hpacker->pack_start (control_app_button, false, false);
+ hpacker->show ();
+ control_app_button.show();
+ basic_vbox.pack_start (*hpacker);
- options_packer.set_spacings (6);
+ /* 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);
- options_packer.attach (realtime_button, 1, 2, row, row + 1, FILL|EXPAND, (AttachOptions) 0);
- ++row;
+ lm_table.attach (lm_title, 0, 2, row, row+1, xopt, (AttachOptions) 0);
+ row++;
- realtime_button.signal_toggled().connect (mem_fun (*this, &EngineControl::realtime_changed));
- realtime_changed ();
+ Gtk::Label* preamble;
-#ifndef __APPLE__
- label = manage (new Label (_("Realtime Priority")));
- label->set_alignment (1.0, 0.5);
- options_packer.attach (*label, 0, 1, row, row + 1, FILL|EXPAND, (AttachOptions) 0);
- options_packer.attach (priority_spinner, 1, 2, row, row + 1, FILL|EXPAND, (AttachOptions) 0);
- ++row;
- priority_spinner.set_value (60);
+ preamble = manage (new Label);
+ preamble->set_width_chars (60);
+ preamble->set_line_wrap (true);
+ preamble->set_markup (_("<span weight=\"bold\">Turn down the volume on your hardware to a very low level.</span>"));
- 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_table.attach (*preamble, 0, 2, row, row+1, AttachOptions(FILL|EXPAND), (AttachOptions) 0);
+ row++;
+
+ 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 or (less ideally) a speaker and microphone."));
+
+ lm_table.attach (*preamble, 0, 2, row, row+1, AttachOptions(FILL|EXPAND), (AttachOptions) 0);
+ row++;
- label = manage (new Label (_("Number of ports")));
- label->set_alignment (1.0, 0.5);
- 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);
+ label = manage (new Label (_("Output channel")));
+ lm_table.attach (*label, 0, 1, row, row+1, xopt, (AttachOptions) 0);
+
+ Gtk::Alignment* misc_align = manage (new Alignment (0.0, 0.5));
+ misc_align->add (lm_output_channel_combo);
+ lm_table.attach (*misc_align, 1, 2, row, row+1, xopt, (AttachOptions) 0);
++row;
-#ifndef __APPLE__
- label = manage (new Label (_("Dither")));
- label->set_alignment (1.0, 0.5);
- 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);
+ label = manage (new Label (_("Input channel")));
+ lm_table.attach (*label, 0, 1, row, row+1, xopt, (AttachOptions) 0);
+
+ misc_align = manage (new Alignment (0.0, 0.5));
+ misc_align->add (lm_input_channel_combo);
+ lm_table.attach (*misc_align, 1, 2, row, row+1, FILL, (AttachOptions) 0);
++row;
-#endif
- find_jack_servers (server_strings);
+ xopt = AttachOptions(0);
- if (server_strings.empty()) {
- fatal << _("No JACK server found anywhere on this system. Please install JACK and restart") << endmsg;
- /*NOTREACHED*/
- }
+ lm_measure_button.add (lm_start_stop_label);
- set_popdown_strings (serverpath_combo, server_strings);
- serverpath_combo.set_active_text (server_strings.front());
-
- if (server_strings.size() > 1) {
- label = manage (new Label (_("Server:")));
- options_packer.attach (*label, 0, 1, row, row + 1, FILL|EXPAND, (AttachOptions) 0);
- label->set_alignment (0.0, 0.5);
- options_packer.attach (serverpath_combo, 1, 2, row, row + 1, FILL|EXPAND, (AttachOptions) 0);
- ++row;
- }
-
- /* device settings */
+ lm_measure_button.signal_toggled().connect (sigc::mem_fun (*this, &EngineControl::latency_button_toggled));
+ lm_use_button.signal_clicked().connect (sigc::mem_fun (*this, &EngineControl::use_latency_button_clicked));
+ lm_use_button.set_sensitive (false);
+
- device_packer.set_spacings (6);
- row = 0;
+ 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 latency\" button."));
+ lm_table.attach (*preamble, 0, 2, row, row+1, AttachOptions(FILL|EXPAND), (AttachOptions) 0);
+ row++;
-#ifndef __APPLE__
- label = manage (new Label (_("Input device")));
- label->set_alignment (1.0, 0.5);
- 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 (new Label (_("Output device")));
- label->set_alignment (1.0, 0.5);
- 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 (new Label (_("Input channels")));
- label->set_alignment (1.0, 0.5);
- device_packer.attach (*label, 0, 1, row, row+1, FILL|EXPAND, (AttachOptions) 0);
- device_packer.attach (input_channels, 1, 2, row, row+1, FILL|EXPAND, (AttachOptions) 0);
- ++row;
- label = manage (new Label (_("Output channels")));
- label->set_alignment (1.0, 0.5);
- device_packer.attach (*label, 0, 1, row, row+1, FILL|EXPAND, (AttachOptions) 0);
- device_packer.attach (output_channels, 1, 2, row, row+1, FILL|EXPAND, (AttachOptions) 0);
- ++row;
- label = manage (new Label (_("Hardware input latency (samples)")));
- label->set_alignment (1.0, 0.5);
- 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);
+ lm_table.attach (lm_measure_button, 0, 2, row, row+1, xopt, (AttachOptions) 0);
++row;
- label = manage (new Label (_("Hardware output latency (samples)")));
- label->set_alignment (1.0, 0.5);
- 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);
+ lm_table.attach (lm_results, 0, 2, row, row+1, AttachOptions(FILL|EXPAND), (AttachOptions) 0);
++row;
- basic_hbox.pack_start (basic_packer, false, false);
- options_hbox.pack_start (options_packer, false, false);
-
- device_packer.set_border_width (12);
- options_packer.set_border_width (12);
- basic_packer.set_border_width (12);
- 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);
+ 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, 2, row, row+1, AttachOptions(FILL|EXPAND), (AttachOptions) 0);
+ row++;
- set_border_width (12);
- pack_start (notebook);
-}
+ lm_table.attach (lm_use_button, 0, 2, row, row+1, xopt, (AttachOptions) 0);
+ ++row;
-EngineControl::~EngineControl ()
-{
+ lm_results.set_markup ("<i>No measurement results yet</i>");
-}
+ lm_vbox.set_border_width (12);
+ lm_vbox.pack_start (lm_table, false, false);
-void
-EngineControl::build_command_line (vector<string>& cmd)
-{
- string str;
- string driver;
- bool using_oss = false;
- bool using_alsa = false;
- bool using_coreaudio = false;
- bool using_netjack = false;
- bool using_ffado = false;
- bool using_dummy = false;
-
- /* first, path to jackd */
-
- cmd.push_back (serverpath_combo.get_active_text ());
-
- /* now jackd arguments */
-
- str = timeout_combo.get_active_text ();
- if (str != _("Ignore")) {
- double secs = 0;
- uint32_t msecs;
- secs = atof (str);
- msecs = (uint32_t) floor (secs * 1000.0);
- cmd.push_back ("-t");
- cmd.push_back (to_string (msecs, std::dec));
- }
+ /* pack it all up */
- if (no_memory_lock_button.get_active()) {
- cmd.push_back ("-m"); /* no munlock */
- }
-
- cmd.push_back ("-p"); /* port max */
- cmd.push_back (to_string ((uint32_t) floor (ports_spinner.get_value()), std::dec));
+ notebook.pages().push_back (TabElem (basic_vbox, _("Audio")));
+ notebook.pages().push_back (TabElem (midi_vbox, _("MIDI")));
+ notebook.pages().push_back (TabElem (lm_vbox, _("Latency")));
+ notebook.set_border_width (12);
- if (realtime_button.get_active()) {
- cmd.push_back ("-R");
- cmd.push_back ("-P");
- cmd.push_back (to_string ((uint32_t) floor (priority_spinner.get_value()), std::dec));
- }
+ notebook.set_tab_pos (POS_RIGHT);
+ notebook.show_all ();
- if (unlock_memory_button.get_active()) {
- cmd.push_back ("-u");
- }
+ notebook.set_name ("SettingsNotebook");
- if (verbose_output_button.get_active()) {
- cmd.push_back ("-v");
- }
-
- /* now add fixed arguments (not user-selectable) */
+ /* Connect to signals */
- cmd.push_back ("-T"); // temporary */
+ backend_combo.signal_changed().connect (sigc::mem_fun (*this, &EngineControl::backend_changed));
+ driver_combo.signal_changed().connect (sigc::mem_fun (*this, &EngineControl::driver_changed));
+ sample_rate_combo.signal_changed().connect (sigc::mem_fun (*this, &EngineControl::sample_rate_changed));
+ buffer_size_combo.signal_changed().connect (sigc::mem_fun (*this, &EngineControl::buffer_size_changed));
+ device_combo.signal_changed().connect (sigc::mem_fun (*this, &EngineControl::device_changed));
- /* next the driver */
+ input_latency.signal_changed().connect (sigc::mem_fun (*this, &EngineControl::parameter_changed));
+ output_latency.signal_changed().connect (sigc::mem_fun (*this, &EngineControl::parameter_changed));
+ input_channels.signal_changed().connect (sigc::mem_fun (*this, &EngineControl::parameter_changed));
+ output_channels.signal_changed().connect (sigc::mem_fun (*this, &EngineControl::parameter_changed));
- cmd.push_back ("-d");
+ 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));
- driver = driver_combo.get_active_text ();
- if (driver == X_("ALSA")) {
- using_alsa = true;
- cmd.push_back ("alsa");
- } else if (driver == X_("OSS")) {
- using_oss = true;
- cmd.push_back ("oss");
- } else if (driver == X_("CoreAudio")) {
- using_coreaudio = true;
- cmd.push_back ("coreaudio");
- } else if (driver == X_("NetJACK")) {
- using_netjack = true;
- cmd.push_back ("netjack");
- } else if (driver == X_("FFADO")) {
- using_ffado = true;
+ notebook.signal_switch_page().connect (sigc::mem_fun (*this, &EngineControl::on_switch_page));
+}
- /* do this until FFADO becomes the standard */
+EngineControl::~EngineControl ()
+{
- char* hack = getenv ("ARDOUR_FIREWIRE_DRIVER_NAME");
+}
- if (hack) {
- cmd.push_back (hack);
- } else {
- cmd.push_back ("freebob");
- }
+void
+EngineControl::disable_latency_tab ()
+{
+ vector<string> empty;
+ set_popdown_strings (lm_output_channel_combo, empty);
+ set_popdown_strings (lm_input_channel_combo, empty);
+ lm_measure_button.set_sensitive (false);
+ lm_use_button.set_sensitive (false);
+}
- } else if ( driver == X_("Dummy")) {
- using_dummy = true;
- cmd.push_back ("dummy");
- }
+void
+EngineControl::enable_latency_tab ()
+{
+ vector<string> outputs;
+ ARDOUR::AudioEngine::instance()->get_physical_outputs (ARDOUR::DataType::AUDIO, outputs);
+ set_popdown_strings (lm_output_channel_combo, outputs);
+ lm_output_channel_combo.set_active_text (outputs.front());
- /* driver arguments */
+ vector<string> inputs;
+ ARDOUR::AudioEngine::instance()->get_physical_inputs (ARDOUR::DataType::AUDIO, inputs);
+ set_popdown_strings (lm_input_channel_combo, inputs);
+ lm_input_channel_combo.set_active_text (inputs.front());
- if (!using_coreaudio) {
- str = audio_mode_combo.get_active_text();
-
- if (str == _("Playback/Recording on 1 Device")) {
-
- /* relax */
-
- } else if (str == _("Playback/Recording on 2 Devices")) {
-
- 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());
+ lm_measure_button.set_sensitive (true);
+}
- if (input_device.empty() || output_device.empty()) {
- cmd.clear ();
- return;
- }
+void
+EngineControl::setup_midi_tab_for_backend ()
+{
+ string backend = backend_combo.get_active_text ();
- cmd.push_back ("-C");
- cmd.push_back (input_device);
- cmd.push_back ("-P");
- cmd.push_back (output_device);
+ Gtkmm2ext::container_clear (midi_vbox);
- } else if (str == _("Playback only")) {
- cmd.push_back ("-P");
- } else if (str == _("Recording only")) {
- cmd.push_back ("-C");
- }
+ midi_vbox.set_border_width (12);
+ midi_device_table.set_border_width (12);
- if (! using_dummy ) {
- cmd.push_back ("-n");
- cmd.push_back (to_string ((uint32_t) floor (periods_spinner.get_value()), std::dec));
- }
+ if (backend == "JACK") {
+ setup_midi_tab_for_jack ();
}
- 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 (using_alsa) {
-
- if (audio_mode_combo.get_active_text() != _("Playback/Recording on 2 Devices")) {
-
- string device = get_device_name (driver, interface_combo.get_active_text());
- if (device.empty()) {
- cmd.clear ();
- return;
- }
-
- cmd.push_back ("-d");
- cmd.push_back (device);
- }
-
- if (hw_meter_button.get_active()) {
- cmd.push_back ("-M");
- }
-
- if (hw_monitor_button.get_active()) {
- cmd.push_back ("-H");
- }
-
- str = dither_mode_combo.get_active_text();
+ midi_vbox.pack_start (midi_device_table, true, true);
+ midi_vbox.pack_start (midi_refresh_button, false, false);
+ midi_vbox.show_all ();
- 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");
- }
+ midi_refresh_button.signal_clicked().connect (sigc::mem_fun (*this, &EngineControl::refresh_midi_display));
+}
- if (force16bit_button.get_active()) {
- cmd.push_back ("-S");
- }
-
- if (soft_mode_button.get_active()) {
- cmd.push_back ("-s");
- }
+void
+EngineControl::setup_midi_tab_for_jack ()
+{
+ midi_vbox.pack_start (aj_button, false, false);
+}
- } else if (using_coreaudio) {
+void
+EngineControl::refresh_midi_display ()
+{
+ 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
-
- string device = get_device_name (driver, interface_combo.get_active_text());
- if (device.empty()) {
- cmd.clear ();
- return;
- }
+ vector<string> midi_inputs;
+ vector<string> midi_outputs;
+ int row = 0;
+ AttachOptions xopt = AttachOptions (FILL|EXPAND);
+ Gtk::Label* l;
- cmd.push_back ("-d");
- cmd.push_back (device);
-#endif
+ Gtkmm2ext::container_clear (midi_device_table);
- } else if (using_oss) {
+ backend->get_physical_inputs (ARDOUR::DataType::MIDI, midi_inputs);
+ backend->get_physical_outputs (ARDOUR::DataType::MIDI, midi_outputs);
- } else if (using_netjack) {
+ midi_device_table.set_spacings (6);
+ midi_device_table.set_homogeneous (true);
+ midi_device_table.resize (midi_inputs.size() + midi_outputs.size() + 3, 1);
+ l = manage (new Label);
+ l->set_markup (string_compose ("<span size=\"large\" weight=\"bold\">%1</span>", _("MIDI Inputs")));
+ midi_device_table.attach (*l, 0, 1, row, row + 1, xopt, AttachOptions (0));
+ l->set_alignment (0, 0.5);
+ row++;
+ l->show ();
+
+ for (vector<string>::iterator p = midi_inputs.begin(); p != midi_inputs.end(); ++p) {
+ l = manage (new Label ((*p).substr ((*p).find_last_of (':') + 1)));
+ l->set_alignment (0, 0.5);
+ midi_device_table.attach (*l, 0, 1, row, row + 1, xopt, AttachOptions (0));
+ l->show ();
+ row++;
}
-}
-bool
-EngineControl::engine_running ()
-{
- jack_status_t status;
- jack_client_t* c = jack_client_open ("ardourprobe", JackNoStartServer, &status);
+ row++; // extra row of spacing
- if (status == 0) {
- jack_client_close (c);
- return true;
+ l = manage (new Label);
+ l->set_markup (string_compose ("<span size=\"large\" weight=\"bold\">%1</span>", _("MIDI Outputs")));
+ midi_device_table.attach (*l, 0, 1, row, row + 1, xopt, AttachOptions (0));
+ l->set_alignment (0, 0.5);
+ row++;
+ l->show ();
+
+ for (vector<string>::iterator p = midi_outputs.begin(); p != midi_outputs.end(); ++p) {
+ l = manage (new Label ((*p).substr ((*p).find_last_of (':') + 1)));
+ l->set_alignment (0, 0.5);
+ midi_device_table.attach (*l, 0, 1, row, row + 1, xopt, AttachOptions (0));
+ l->show ();
+ row++;
}
- return false;
}
-int
-EngineControl::setup_engine ()
+void
+EngineControl::backend_changed ()
{
- vector<string> args;
- std::string cwd = "/tmp";
-
- build_command_line (args);
-
- if (args.empty()) {
- return 1; // try again
+ if (ignore_changes) {
+ return;
}
- Glib::ustring jackdrc_path = Glib::get_home_dir();
- jackdrc_path += "/.jackdrc";
+ string backend_name = backend_combo.get_active_text();
+ boost::shared_ptr<ARDOUR::AudioBackend> backend;
- 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;
- }
- cerr << "JACK COMMAND: ";
- for (vector<string>::iterator i = args.begin(); i != args.end(); ++i) {
- cerr << (*i) << ' ';
- jackdrc << (*i) << ' ';
+ if (!(backend = ARDOUR::AudioEngine::instance()->set_backend (backend_name, "ardour", ""))) {
+ /* eh? setting the backend failed... how ? */
+ return;
}
- cerr << endl;
- jackdrc << endl;
- jackdrc.close ();
- _used = true;
+ setup_midi_tab_for_backend ();
- return 0;
+ if (backend->requires_driver_selection()) {
+ vector<string> drivers = backend->enumerate_drivers();
+ driver_combo.set_sensitive (true);
+ set_popdown_strings (driver_combo, drivers);
+ driver_combo.set_active_text (drivers.front());
+ driver_changed ();
+ } else {
+ driver_combo.set_sensitive (false);
+ list_devices ();
+ }
+
+ maybe_display_saved_state ();
}
-void
-EngineControl::realtime_changed ()
+bool
+EngineControl::print_channel_count (Gtk::SpinButton* sb)
{
-#ifndef __APPLE__
- priority_spinner.set_sensitive (realtime_button.get_active());
-#endif
+ 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;
}
void
-EngineControl::enumerate_devices (const string& driver)
+EngineControl::list_devices ()
{
- /* note: case matters for the map keys */
-
- if (driver == "CoreAudio") {
-#ifdef __APPLE__
- devices[driver] = enumerate_coreaudio_devices ();
-#endif
-
-#ifndef __APPLE__
- } else if (driver == "ALSA") {
- devices[driver] = enumerate_alsa_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 ();
+ boost::shared_ptr<ARDOUR::AudioBackend> backend = ARDOUR::AudioEngine::instance()->current_backend();
+ assert (backend);
+
+ /* now fill out devices, mark sample rates, buffer sizes insensitive */
+
+ 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);
}
-#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;
+ ignore_changes++;
+ set_popdown_strings (device_combo, available_devices);
+ ignore_changes--;
+
+ if (!available_devices.empty()) {
+ sample_rate_combo.set_sensitive (true);
+ buffer_size_combo.set_sensitive (true);
+ input_latency.set_sensitive (true);
+ output_latency.set_sensitive (true);
+ input_channels.set_sensitive (true);
+ output_channels.set_sensitive (true);
+
+ /* changing the text in the combo will trigger device_changed()
+ which should populate the parameter controls
+ */
+
+ device_combo.set_active_text (available_devices.front());
+ } else {
+ sample_rate_combo.set_sensitive (true);
+ buffer_size_combo.set_sensitive (true);
+ input_latency.set_sensitive (true);
+ output_latency.set_sensitive (true);
+ input_channels.set_sensitive (true);
+ output_channels.set_sensitive (true);
+ }
}
-
-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;
- size_t 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];
- size_t 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;
- }
-
- err = AudioDeviceGetPropertyInfo(coreDeviceIDs[i],
- 0, false, kAudioDevicePropertyStreams,
- &outSize, &isWritable);
-
- if (err != noErr || outSize == 0) {
- continue;
- }
-
- 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;
+void
+EngineControl::driver_changed ()
+{
+ if (ignore_changes) {
+ return;
}
+ boost::shared_ptr<ARDOUR::AudioBackend> backend = ARDOUR::AudioEngine::instance()->current_backend();
+ assert (backend);
- if (devs.size() == 0) {
- MessageDialog msg (_("\
-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\
-Ardour and choose the relevant device then."
- ),
- 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);
- }
-
+ backend->set_driver (driver_combo.get_active_text());
+ list_devices ();
- return devs;
+ maybe_display_saved_state ();
}
-#else
-vector<string>
-EngineControl::enumerate_alsa_devices ()
-{
- 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;
-
- backend_devs.clear ();
+void
+EngineControl::device_changed ()
+{
+ if (ignore_changes) {
+ return;
+ }
- while (snd_card_next (&cardnum) >= 0 && cardnum >= 0) {
+ boost::shared_ptr<ARDOUR::AudioBackend> backend = ARDOUR::AudioEngine::instance()->current_backend();
+ assert (backend);
+ string device_name = device_combo.get_active_text ();
+ vector<string> s;
- devname = "hw:";
- devname += to_string (cardnum, std::dec);
+ /* don't allow programmatic change to sample_rate_combo to cause a
+ recursive call to this method.
+ */
+
+ ignore_changes++;
- if (snd_ctl_open (&handle, devname.c_str(), 0) >= 0 && snd_ctl_card_info (handle, info) >= 0) {
+ /* sample rates */
+
+ string desired;
- while (snd_ctl_pcm_next_device (handle, &device) >= 0 && device >= 0) {
+ vector<float> sr = backend->available_sample_rates (device_name);
+ 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();
+ }
+ }
- bool have_playback = false;
- bool have_capture = false;
+ if (!s.empty()) {
+ set_popdown_strings (sample_rate_combo, s);
+
+ if (desired.empty()) {
+ sample_rate_combo.set_active_text (s.front());
+ } else {
+ sample_rate_combo.set_active_text (desired);
+ }
+ } else {
+ /* hmm ... how to tell the user about the fact that we have no
+ * available sample rates.
+ */
+ }
+
- /* find duplex devices only */
+ vector<uint32_t> bs = backend->available_buffer_sizes(device_name);
+ s.clear ();
+ for (vector<uint32_t>::const_iterator x = bs.begin(); x != bs.end(); ++x) {
+ s.push_back (bufsize_as_string (*x));
+ }
- snd_pcm_info_set_device (pcminfo, device);
- snd_pcm_info_set_subdevice (pcminfo, 0);
- snd_pcm_info_set_stream (pcminfo, SND_PCM_STREAM_CAPTURE);
+ if (!s.empty()) {
+ set_popdown_strings (buffer_size_combo, s);
+ buffer_size_combo.set_active_text (s.front());
+ show_buffer_duration ();
+ } else {
+ /* hmm ... how to tell the user about the fact that we have no
+ * available buffer sizes.
+ */
+ }
- if (snd_ctl_pcm_info (handle, pcminfo) >= 0) {
- have_capture = true;
- }
+ manage_control_app_sensitivity ();
- snd_pcm_info_set_device (pcminfo, device);
- snd_pcm_info_set_subdevice (pcminfo, 0);
- snd_pcm_info_set_stream (pcminfo, SND_PCM_STREAM_PLAYBACK);
+ ignore_changes--;
- if (snd_ctl_pcm_info (handle, pcminfo) >= 0) {
- have_playback = true;
- }
+ /* pick up any saved state for this device */
- if (have_capture && have_playback) {
- devs.push_back (snd_pcm_info_get_name (pcminfo));
- devname += ',';
- devname += to_string (device, std::dec);
- backend_devs.push_back (devname);
- }
- }
+ maybe_display_saved_state ();
- snd_ctl_close(handle);
- }
- }
+ /* and push it to the backend */
- return devs;
-}
+ push_state_to_backend (false);
+}
-vector<string>
-EngineControl::enumerate_ffado_devices ()
+string
+EngineControl::rate_as_string (float r)
{
- vector<string> devs;
- backend_devs.clear ();
- return devs;
+ char buf[32];
+ if (fmod (r, 1000.0f)) {
+ snprintf (buf, sizeof (buf), "%.1f kHz", r/1000.0);
+ } else {
+ snprintf (buf, sizeof (buf), "%.0f kHz", r/1000.0);
+ }
+ return buf;
}
-vector<string>
-EngineControl::enumerate_freebob_devices ()
-{
- vector<string> devs;
- return devs;
-}
-vector<string>
-EngineControl::enumerate_oss_devices ()
-{
- vector<string> devs;
- return devs;
-}
-vector<string>
-EngineControl::enumerate_dummy_devices ()
-{
- vector<string> devs;
- return devs;
-}
-vector<string>
-EngineControl::enumerate_netjack_devices ()
+string
+EngineControl::bufsize_as_string (uint32_t sz)
{
- vector<string> devs;
- return devs;
+ /* Translators: "samples" is always plural here, so no
+ need for plural+singular forms.
+ */
+ char buf[32];
+ snprintf (buf, sizeof (buf), _("%u samples"), sz);
+ return buf;
}
-#endif
-void
-EngineControl::driver_changed ()
+void
+EngineControl::sample_rate_changed ()
{
- string driver = driver_combo.get_active_text();
- string::size_type maxlen = 0;
- int maxindex = -1;
- int n = 0;
-
- enumerate_devices (driver);
-
- vector<string>& strings = devices[driver];
-
- if (strings.empty() && driver != "FFADO" && driver != "Dummy") {
- error << string_compose (_("No devices found for driver \"%1\""), driver) << endmsg;
+ if (ignore_changes) {
return;
}
-
- for (vector<string>::iterator i = strings.begin(); i != strings.end(); ++i, ++n) {
- if ((*i).length() > maxlen) {
- maxlen = (*i).length();
- maxindex = n;
- }
- }
- set_popdown_strings (interface_combo, strings);
- set_popdown_strings (input_device_combo, strings);
- set_popdown_strings (output_device_combo, strings);
+ /* reset the strings for buffer size to show the correct msec value
+ (reflecting the new sample rate).
+ */
+
+ show_buffer_duration ();
+ save_state ();
- 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());
- }
-
- 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);
- }
}
-uint32_t
-EngineControl::get_rate ()
+void
+EngineControl::buffer_size_changed ()
{
- return atoi (sample_rate_combo.get_active_text ());
+ if (ignore_changes) {
+ return;
+ }
+
+ show_buffer_duration ();
+ save_state ();
}
void
-EngineControl::redisplay_latency ()
+EngineControl::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();
-#ifdef __APPLE_
- float periods = 2;
-#else
- float periods = periods_adjustment.get_value();
-#endif
- float period_size = atof (period_size_combo.get_active_text());
+ /* Translators: "msecs" is ALWAYS plural here, so we do not
+ need singular form as well.
+ */
+ /* Developers: note the hard-coding of a double buffered model
+ in the (2 * samples) computation of latency. we always start
+ the audiobackend in this configuration.
+ */
char buf[32];
- snprintf (buf, sizeof(buf), "%.1fmsec", (periods * period_size) / (rate/1000.0));
-
- latency_label.set_text (buf);
+ snprintf (buf, sizeof (buf), _("(%.1f msecs)"), (2 * samples) / (rate/1000.0));
+ buffer_size_duration_label.set_text (buf);
}
void
-EngineControl::audio_mode_changed ()
+EngineControl::parameter_changed ()
{
- Glib::ustring str = audio_mode_combo.get_active_text();
-
- 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);
- } else if (str == _("Recording only")) {
- input_device_combo.set_sensitive (true);
+ if (!ignore_changes) {
+ save_state ();
}
}
-static bool jack_server_filter(const string& str, void *arg)
+EngineControl::State*
+EngineControl::get_matching_state (const string& backend,
+ const string& driver,
+ const string& device)
{
- return str == "jackd" || str == "jackdmp";
+ for (StateList::iterator i = states.begin(); i != states.end(); ++i) {
+ if ((*i).backend == backend &&
+ (*i).driver == driver &&
+ (*i).device == device) {
+ return &(*i);
+ }
+ }
+ return 0;
}
-void
-EngineControl::find_jack_servers (vector<string>& strings)
+EngineControl::State*
+EngineControl::get_saved_state_for_currently_displayed_backend_and_device ()
{
-#ifdef __APPLE__
- /* this magic lets us finds the path to the OSX bundle, and then
- we infer JACK's location from there
- */
-
- char execpath[MAXPATHLEN+1];
- uint32_t pathsz = sizeof (execpath);
+ boost::shared_ptr<ARDOUR::AudioBackend> backend = ARDOUR::AudioEngine::instance()->current_backend();
- _NSGetExecutablePath (execpath, &pathsz);
-
- string path (Glib::path_get_dirname (execpath));
- path += "/jackd";
+ if (backend) {
+ 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());
+ }
- if (Glib::file_test (path, FILE_TEST_EXISTS)) {
- strings.push_back (path);
- }
- if (getenv ("ARDOUR_WITH_JACK")) {
- /* no other options - only use the JACK we supply */
- if (strings.empty()) {
- fatal << _("JACK appears to be missing from the Ardour bundle") << endmsg;
- /*NOTREACHED*/
- }
- return;
+ return get_matching_state (backend_combo.get_active_text(),
+ string(),
+ device_combo.get_active_text());
+}
+
+EngineControl::State*
+EngineControl::save_state ()
+{
+ bool existing = true;
+ State* state = get_saved_state_for_currently_displayed_backend_and_device ();
+
+ if (!state) {
+ existing = false;
+ state = new State;
}
-#else
- string path;
-#endif
- PathScanner scanner;
- vector<string *> *jack_servers;
- std::map<string,int> un;
- char *p;
- bool need_minimal_path = false;
-
- p = getenv ("PATH");
+ store_state (*state);
- if (p && *p) {
- path = p;
- } else {
- need_minimal_path = true;
+ if (!existing) {
+ states.push_back (*state);
}
-#ifdef __APPLE__
- // many mac users don't have PATH set up to include
- // likely installed locations of JACK
- need_minimal_path = true;
-#endif
+ return state;
+}
- 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";
- }
- }
+void
+EngineControl::store_state (State& state)
+{
+ state.backend = get_backend ();
+ state.driver = get_driver ();
+ state.device = get_device_name ();
+ state.sample_rate = get_rate ();
+ state.buffer_size = get_buffer_size ();
+ state.input_latency = get_input_latency ();
+ state.output_latency = get_output_latency ();
+ state.input_channels = get_input_channels ();
+ state.output_channels = get_output_channels ();
+}
-#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
+void
+EngineControl::maybe_display_saved_state ()
+{
+ State* state = get_saved_state_for_currently_displayed_backend_and_device ();
- jack_servers = scanner (path, jack_server_filter, 0, false, true);
-
- vector<string *>::iterator iter;
+ if (state) {
+ ignore_changes++;
+ if (!_desired_sample_rate) {
+ sample_rate_combo.set_active_text (rate_as_string (state->sample_rate));
+ }
+ buffer_size_combo.set_active_text (bufsize_as_string (state->buffer_size));
+ /* 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);
+ ignore_changes--;
+ }
+}
- for (iter = jack_servers->begin(); iter != jack_servers->end(); iter++) {
- string p = **iter;
+XMLNode&
+EngineControl::get_state ()
+{
+ XMLNode* root = new XMLNode ("AudioMIDISetup");
+ std::string path;
+
+ if (!states.empty()) {
+ XMLNode* state_nodes = new XMLNode ("EngineStates");
- if (un[p]++ == 0) {
- strings.push_back(p);
+ for (StateList::const_iterator i = states.begin(); i != states.end(); ++i) {
+
+ XMLNode* node = new XMLNode ("State");
+
+ node->add_property ("backend", (*i).backend);
+ node->add_property ("driver", (*i).driver);
+ node->add_property ("device", (*i).device);
+ node->add_property ("sample-rate", (*i).sample_rate);
+ node->add_property ("buffer-size", (*i).buffer_size);
+ node->add_property ("input-latency", (*i).input_latency);
+ node->add_property ("output-latency", (*i).output_latency);
+ node->add_property ("input-channels", (*i).input_channels);
+ node->add_property ("output-channels", (*i).output_channels);
+ node->add_property ("active", (*i).active ? "yes" : "no");
+
+ state_nodes->add_child_nocopy (*node);
}
+
+ root->add_child_nocopy (*state_nodes);
}
-}
+ return *root;
+}
-string
-EngineControl::get_device_name (const string& driver, const string& human_readable)
+void
+EngineControl::set_state (const XMLNode& root)
{
- vector<string>::iterator n;
- vector<string>::iterator i;
+ XMLNodeList clist, cclist;
+ XMLNodeConstIterator citer, cciter;
+ XMLNode* child;
+ XMLNode* grandchild;
+ XMLProperty* prop = NULL;
- 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.run ();
- return string();
+ if (root.name() != "AudioMIDISetup") {
+ return;
}
- if (backend_devs.empty()) {
- return human_readable;
- }
-
- for (i = devices[driver].begin(), n = backend_devs.begin(); i != devices[driver].end(); ++i, ++n) {
- if (human_readable == (*i)) {
- return (*n);
+ 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;
+
+ grandchild = *cciter;
+
+ if (grandchild->name() != "State") {
+ continue;
+ }
+
+ if ((prop = grandchild->property ("backend")) == 0) {
+ continue;
+ }
+ state.backend = prop->value ();
+
+ if ((prop = grandchild->property ("driver")) == 0) {
+ continue;
+ }
+ state.driver = prop->value ();
+
+ if ((prop = grandchild->property ("device")) == 0) {
+ continue;
+ }
+ state.device = prop->value ();
+
+ if ((prop = grandchild->property ("sample-rate")) == 0) {
+ continue;
+ }
+ state.sample_rate = atof (prop->value ());
+
+ if ((prop = grandchild->property ("buffer-size")) == 0) {
+ continue;
+ }
+ state.buffer_size = atoi (prop->value ());
+
+ if ((prop = grandchild->property ("input-latency")) == 0) {
+ continue;
+ }
+ state.input_latency = atoi (prop->value ());
+
+ if ((prop = grandchild->property ("output-latency")) == 0) {
+ continue;
+ }
+ state.output_latency = atoi (prop->value ());
+
+ if ((prop = grandchild->property ("input-channels")) == 0) {
+ continue;
+ }
+ state.input_channels = atoi (prop->value ());
+
+ if ((prop = grandchild->property ("output-channels")) == 0) {
+ continue;
+ }
+ state.output_channels = atoi (prop->value ());
+
+ if ((prop = grandchild->property ("active")) == 0) {
+ continue;
+ }
+ state.active = string_is_affirmative (prop->value ());
+
+ states.push_back (state);
}
}
+
+ /* now see if there was an active state and switch the setup to it */
- if (i == devices[driver].end()) {
- warning << string_compose (_("Audio device \"%1\" not known on this computer."), human_readable) << endmsg;
+ for (StateList::const_iterator i = states.begin(); i != states.end(); ++i) {
+ if ((*i).active) {
+ ignore_changes++;
+ backend_combo.set_active_text ((*i).backend);
+ driver_combo.set_active_text ((*i).driver);
+ device_combo.set_active_text ((*i).device);
+ sample_rate_combo.set_active_text (rate_as_string ((*i).sample_rate));
+ buffer_size_combo.set_active_text (bufsize_as_string ((*i).buffer_size));
+ input_latency.set_value ((*i).input_latency);
+ output_latency.set_value ((*i).output_latency);
+ ignore_changes--;
+ break;
+ }
}
-
- return string();
}
-XMLNode&
-EngineControl::get_state ()
+
+int
+EngineControl::push_state_to_backend (bool start)
{
- XMLNode* root = new XMLNode ("AudioSetup");
- XMLNode* child;
- Glib::ustring path;
+ boost::shared_ptr<ARDOUR::AudioBackend> backend = ARDOUR::AudioEngine::instance()->current_backend();
- child = new XMLNode ("periods");
- child->add_property ("val", to_string (periods_adjustment.get_value(), std::dec));
- root->add_child_nocopy (*child);
+ if (!backend) {
+ return 0;
+ }
+
+ /* figure out what is going to change */
- child = new XMLNode ("priority");
- child->add_property ("val", to_string (priority_adjustment.get_value(), std::dec));
- root->add_child_nocopy (*child);
+ 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_latency = false;
+ bool change_channels = false;
- child = new XMLNode ("ports");
- child->add_property ("val", to_string (ports_adjustment.get_value(), std::dec));
- root->add_child_nocopy (*child);
+ uint32_t ochan = get_output_channels ();
+ uint32_t ichan = get_input_channels ();
- child = new XMLNode ("inchannels");
- child->add_property ("val", to_string (input_channels.get_value(), std::dec));
- root->add_child_nocopy (*child);
+ if (_have_control) {
+
+ /* we can control the backend */
- child = new XMLNode ("outchannels");
- child->add_property ("val", to_string (output_channels.get_value(), std::dec));
- root->add_child_nocopy (*child);
+ if (backend->requires_driver_selection()) {
+ if (get_driver() != backend->driver_name()) {
+ change_driver = true;
+ }
+ }
- child = new XMLNode ("inlatency");
- child->add_property ("val", to_string (input_latency.get_value(), std::dec));
- root->add_child_nocopy (*child);
+ if (get_device_name() != backend->device_name()) {
+ change_device = true;
+ }
- child = new XMLNode ("outlatency");
- child->add_property ("val", to_string (output_latency.get_value(), std::dec));
- root->add_child_nocopy (*child);
+ if (get_rate() != backend->sample_rate()) {
+ change_rate = true;
+ }
- child = new XMLNode ("realtime");
- child->add_property ("val", to_string (realtime_button.get_active(), std::dec));
- root->add_child_nocopy (*child);
+ if (get_buffer_size() != backend->buffer_size()) {
+ change_bufsize = true;
+ }
- child = new XMLNode ("nomemorylock");
- child->add_property ("val", to_string (no_memory_lock_button.get_active(), std::dec));
- root->add_child_nocopy (*child);
+ /* zero-requested channels means "all available" */
- child = new XMLNode ("unlockmemory");
- child->add_property ("val", to_string (unlock_memory_button.get_active(), std::dec));
- root->add_child_nocopy (*child);
+ if (ichan == 0) {
+ ichan = backend->input_channels();
+ }
- child = new XMLNode ("softmode");
- child->add_property ("val", to_string (soft_mode_button.get_active(), std::dec));
- root->add_child_nocopy (*child);
+ if (ochan == 0) {
+ ochan = backend->output_channels();
+ }
- child = new XMLNode ("force16bit");
- child->add_property ("val", to_string (force16bit_button.get_active(), std::dec));
- root->add_child_nocopy (*child);
+ if (ichan != backend->input_channels()) {
+ change_channels = true;
+ }
- child = new XMLNode ("hwmonitor");
- child->add_property ("val", to_string (hw_monitor_button.get_active(), std::dec));
- root->add_child_nocopy (*child);
+ if (ochan != backend->output_channels()) {
+ change_channels = true;
+ }
- child = new XMLNode ("hwmeter");
- child->add_property ("val", to_string (hw_meter_button.get_active(), std::dec));
- root->add_child_nocopy (*child);
+ if (get_input_latency() != backend->systemic_input_latency() ||
+ get_output_latency() != backend->systemic_output_latency()) {
+ change_latency = true;
+ }
- child = new XMLNode ("verbose");
- child->add_property ("val", to_string (verbose_output_button.get_active(), std::dec));
- root->add_child_nocopy (*child);
+ } else {
- child = new XMLNode ("samplerate");
- child->add_property ("val", sample_rate_combo.get_active_text());
- root->add_child_nocopy (*child);
+ /* we have no control over the backend, meaning that we can
+ * only possibly change sample rate and buffer size.
+ */
- child = new XMLNode ("periodsize");
- child->add_property ("val", period_size_combo.get_active_text());
- root->add_child_nocopy (*child);
- child = new XMLNode ("serverpath");
- child->add_property ("val", serverpath_combo.get_active_text());
- root->add_child_nocopy (*child);
+ if (get_rate() != backend->sample_rate()) {
+ change_bufsize = true;
+ }
- child = new XMLNode ("driver");
- child->add_property ("val", driver_combo.get_active_text());
- root->add_child_nocopy (*child);
+ if (get_buffer_size() != backend->buffer_size()) {
+ change_bufsize = true;
+ }
+ }
- child = new XMLNode ("interface");
- child->add_property ("val", interface_combo.get_active_text());
- root->add_child_nocopy (*child);
+ if (!_have_control) {
- child = new XMLNode ("timeout");
- child->add_property ("val", timeout_combo.get_active_text());
- root->add_child_nocopy (*child);
+ /* 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.
+ */
- child = new XMLNode ("dither");
- child->add_property ("val", dither_mode_combo.get_active_text());
- root->add_child_nocopy (*child);
+ if (change_rate && !backend->can_change_sample_rate_when_running()) {
+ return 1;
+ }
- child = new XMLNode ("audiomode");
- child->add_property ("val", audio_mode_combo.get_active_text());
- root->add_child_nocopy (*child);
+ 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());
+ }
- child = new XMLNode ("inputdevice");
- child->add_property ("val", input_device_combo.get_active_text());
- root->add_child_nocopy (*child);
+ post_push ();
- child = new XMLNode ("outputdevice");
- child->add_property ("val", output_device_combo.get_active_text());
- root->add_child_nocopy (*child);
+ return 0;
+ }
+
+ /* determine if we need to stop the backend before changing parameters */
+
+ if (change_driver || change_device || change_channels || change_latency ||
+ (change_rate && !backend->can_change_sample_rate_when_running()) ||
+ (change_bufsize && !backend->can_change_buffer_size_when_running())) {
+ restart_required = true;
+ } else {
+ restart_required = false;
+ }
+
+ if (was_running) {
+
+ if (!change_driver && !change_device && !change_channels && !change_latency) {
+ /* no changes in any parameters that absolutely require a
+ * restart, so check those that might be changeable without a
+ * restart
+ */
+
+ if (change_rate && !backend->can_change_sample_rate_when_running()) {
+ /* can't do this while running ... */
+ restart_required = true;
+ }
+
+ if (change_bufsize && !backend->can_change_buffer_size_when_running()) {
+ /* can't do this while running ... */
+ restart_required = true;
+ }
+ }
+ }
+
+ if (was_running) {
+ if (restart_required) {
+ if (ARDOUR_UI::instance()->disconnect_from_engine ()) {
+ return -1;
+ }
+ }
+ }
+
+
+ if (change_driver && backend->set_driver (get_driver())) {
+ error << string_compose (_("Cannot set driver to %1"), get_driver()) << endmsg;
+ return -1;
+ }
+ 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_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 (start || (was_running && restart_required)) {
+ if (ARDOUR_UI::instance()->reconnect_to_engine()) {
+ return -1;
+ }
+ }
- return *root;
+ post_push ();
+
+ return 0;
}
void
-EngineControl::set_state (const XMLNode& root)
+EngineControl::post_push ()
{
- XMLNodeList clist;
- XMLNodeConstIterator citer;
- XMLNode* child;
- XMLProperty* prop = NULL;
- bool using_dummy = false;
+ /* get a pointer to the current state object, creating one if
+ * necessary
+ */
- int val;
- string strval;
+ State* state = get_saved_state_for_currently_displayed_backend_and_device ();
- if ( (child = root.child ("driver"))){
- prop = child->property("val");
- if (prop && (prop->value() == "Dummy") ) {
- using_dummy = true;
- }
+ if (!state) {
+ state = save_state ();
+ assert (state);
}
- clist = root.children();
+ /* all off */
+
+ for (StateList::iterator i = states.begin(); i != states.end(); ++i) {
+ (*i).active = false;
+ }
+
+ /* mark this one active (to be used next time the dialog is
+ * shown)
+ */
+
+ state->active = true;
- for (citer = clist.begin(); citer != clist.end(); ++citer) {
- if ( prop && (prop->value() == "FFADO" ))
- continue;
- child = *citer;
+ manage_control_app_sensitivity ();
- prop = child->property ("val");
+ /* schedule a redisplay of MIDI ports */
+
+ Glib::signal_timeout().connect (sigc::bind_return (sigc::mem_fun (*this, &EngineControl::refresh_midi_display), false), 1000);
+}
- if (!prop || prop->value().empty()) {
- if ( using_dummy && ( child->name() == "interface" || child->name() == "inputdevice" || child->name() == "outputdevice" ))
- continue;
- error << string_compose (_("AudioSetup value for %1 is missing data"), child->name()) << endmsg;
- continue;
- }
-
- strval = prop->value();
-
- /* adjustments/spinners */
-
- if (child->name() == "periods") {
- val = atoi (strval);
- periods_adjustment.set_value(val);
- } else if (child->name() == "priority") {
- val = atoi (strval);
- priority_adjustment.set_value(val);
- } else if (child->name() == "ports") {
- val = atoi (strval);
- ports_adjustment.set_value(val);
- } else if (child->name() == "inchannels") {
- val = atoi (strval);
- input_channels.set_value(val);
- } else if (child->name() == "outchannels") {
- val = atoi (strval);
- output_channels.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);
- }
+float
+EngineControl::get_rate () const
+{
+ 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 r;
+}
+
- /* 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);
- }
+uint32_t
+EngineControl::get_buffer_size () const
+{
+ string txt = buffer_size_combo.get_active_text ();
+ uint32_t samples;
+
+ if (sscanf (txt.c_str(), "%d", &samples) != 1) {
+ throw exception ();
+ }
+
+ return samples;
+}
+
+uint32_t
+EngineControl::get_input_channels() const
+{
+ return (uint32_t) input_channels_adjustment.get_value();
+}
+
+uint32_t
+EngineControl::get_output_channels() const
+{
+ 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
+{
+ return driver_combo.get_active_text ();
+}
+
+string
+EngineControl::get_device_name () const
+{
+ return device_combo.get_active_text ();
+}
+
+void
+EngineControl::control_app_button_clicked ()
+{
+ boost::shared_ptr<ARDOUR::AudioBackend> backend = ARDOUR::AudioEngine::instance()->current_backend();
+
+ if (!backend) {
+ return;
+ }
+
+ backend->launch_control_app ();
+}
+
+void
+EngineControl::manage_control_app_sensitivity ()
+{
+ boost::shared_ptr<ARDOUR::AudioBackend> backend = ARDOUR::AudioEngine::instance()->current_backend();
+
+ if (!backend) {
+ return;
+ }
+
+ string appname = backend->control_app_name();
+
+ if (appname.empty()) {
+ control_app_button.set_sensitive (false);
+ } else {
+ control_app_button.set_sensitive (true);
+ }
+}
+
+void
+EngineControl::set_desired_sample_rate (uint32_t sr)
+{
+ _desired_sample_rate = sr;
+ device_changed ();
+}
+
+void
+EngineControl::on_switch_page (GtkNotebookPage*, guint page_num)
+{
+ if (page_num == 0) {
+ cancel_button->set_sensitive (true);
+ ok_button->set_sensitive (true);
+ apply_button->set_sensitive (true);
+ } else {
+ cancel_button->set_sensitive (false);
+ ok_button->set_sensitive (false);
+ apply_button->set_sensitive (false);
+ }
+
+ if (page_num == 1) {
+ /* MIDI tab */
+ refresh_midi_display ();
+ }
- /* 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") {
- /* 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.
+ if (page_num == 2) {
+ /* latency tab */
+
+ if (!ARDOUR::AudioEngine::instance()->running()) {
+
+ 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 of JACK
+ will be clean of any existing latency measures.
*/
- 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);
+
+ input_latency.set_value (0);
+ output_latency.set_value (0);
+
+ /* reset control */
+
+ input_latency.set_value (il);
+ output_latency.set_value (ol);
+
+ }
+
+ if (ARDOUR::AudioEngine::instance()->prepare_for_latency_measurement()) {
+ disable_latency_tab ();
}
+
+ enable_latency_tab ();
+
+ } else {
+ ARDOUR::AudioEngine::instance()->stop_latency_detection();
}
}
+
+/* latency measurement */
+
+bool
+EngineControl::check_latency_measurement ()
+{
+ MTDM* mtdm = ARDOUR::AudioEngine::instance()->mtdm ();
+
+ if (mtdm->resolve () < 0) {
+ lm_results.set_markup (string_compose ("<span foreground=\"red\">%1</span>", _("No signal detected ")));
+ return true;
+ }
+
+ if (mtdm->err () > 0.3) {
+ mtdm->invert ();
+ mtdm->resolve ();
+ }
+
+ char buf[128];
+ ARDOUR::framecnt_t const sample_rate = ARDOUR::AudioEngine::instance()->sample_rate();
+
+ if (sample_rate == 0) {
+ lm_results.set_text (_("Disconnected from audio engine"));
+ ARDOUR::AudioEngine::instance()->stop_latency_detection ();
+ return false;
+ }
+
+ uint32_t frames_total = mtdm->del();
+ uint32_t extra = frames_total - ARDOUR::AudioEngine::instance()->latency_signal_delay();
+
+ snprintf (buf, sizeof (buf), "%u samples %10.3lf ms", extra, extra * 1000.0f/sample_rate);
+
+ bool solid = true;
+
+ if (mtdm->err () > 0.2) {
+ strcat (buf, " ??");
+ solid = false;
+ }
+
+ if (mtdm->inv ()) {
+ strcat (buf, " (Inv)");
+ solid = false;
+ }
+
+ if (solid) {
+ lm_measure_button.set_active (false);
+ lm_use_button.set_sensitive (true);
+ strcat (buf, " (set)");
+ have_lm_results = true;
+ }
+
+ lm_results.set_text (buf);
+
+ return true;
+}
+
+void
+EngineControl::start_latency_detection ()
+{
+ ARDOUR::AudioEngine::instance()->set_latency_input_port (lm_input_channel_combo.get_active_text());
+ ARDOUR::AudioEngine::instance()->set_latency_output_port (lm_output_channel_combo.get_active_text());
+ ARDOUR::AudioEngine::instance()->start_latency_detection ();
+ lm_results.set_text (_("Detecting ..."));
+ latency_timeout = Glib::signal_timeout().connect (mem_fun (*this, &EngineControl::check_latency_measurement), 250);
+ lm_start_stop_label.set_text (_("Cancel measurement"));
+ have_lm_results = false;
+ lm_input_channel_combo.set_sensitive (false);
+ lm_output_channel_combo.set_sensitive (false);
+}
+
+void
+EngineControl::end_latency_detection ()
+{
+ ARDOUR::AudioEngine::instance()->stop_latency_detection ();
+ latency_timeout.disconnect ();
+ lm_start_stop_label.set_text (_("Measure latency"));
+ if (!have_lm_results) {
+ lm_results.set_markup ("<i>No measurement results yet</i>");
+ }
+ lm_input_channel_combo.set_sensitive (true);
+ lm_output_channel_combo.set_sensitive (true);
+}
+
+void
+EngineControl::latency_button_toggled ()
+{
+ if (lm_measure_button.get_active ()) {
+ start_latency_detection ();
+ } else {
+ end_latency_detection ();
+ }
+}
+
+void
+EngineControl::use_latency_button_clicked ()
+{
+ MTDM* mtdm = ARDOUR::AudioEngine::instance()->mtdm ();
+
+ if (!mtdm) {
+ return;
+ }
+
+ uint32_t frames_total = mtdm->del();
+ uint32_t extra = frames_total - ARDOUR::AudioEngine::instance()->latency_signal_delay();
+ uint32_t one_way = extra/2;
+
+ input_latency_adjustment.set_value (one_way);
+ output_latency_adjustment.set_value (one_way);
+}
+
+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);
+}
+