#include <exception>
#include <vector>
#include <cmath>
-#include <fstream>
#include <map>
#include <boost/scoped_ptr.hpp>
#include <gtkmm/messagedialog.h>
#include "pbd/error.h"
+#include "pbd/locale_guard.h"
#include "pbd/xml++.h"
#include "pbd/unwind.h"
#include "pbd/failed_constructor.h"
#include "pbd/convert.h"
#include "pbd/error.h"
+#include "opts.h"
+#include "debug.h"
#include "ardour_ui.h"
#include "engine_dialog.h"
#include "gui_thread.h"
+#include "ui_config.h"
+#include "public_editor.h"
#include "utils.h"
-#include "i18n.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 */
, 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_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;
}
set_popdown_strings (backend_combo, backend_names);
- backend_combo.signal_changed().connect (sigc::mem_fun (*this, &EngineControl::backend_changed));
/* setup basic packing characteristics for the table used on the main
* tab of the notebook
lm_table.attach (*misc_align, 1, 3, row, row+1, FILL, (AttachOptions) 0);
++row;
- xopt = AttachOptions(0);
-
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::bind (sigc::mem_fun (notebook, &Gtk::Notebook::set_current_page), 0));
+ 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);
get_vbox()->set_border_width (12);
get_vbox()->pack_start (notebook);
- get_action_area()->pack_start (engine_status);
- engine_status.show();
-
/* need a special function to print "all available channels" when the
* channel counts hit zero.
*/
output_channels.signal_output().connect (sigc::bind (sigc::ptr_fun (&EngineControl::print_channel_count), &output_channels));
midi_devices_button.signal_clicked.connect (mem_fun (*this, &EngineControl::configure_midi_devices));
- midi_devices_button.set_sensitive (false);
midi_devices_button.set_name ("generic button");
midi_devices_button.set_can_focus(true);
- control_app_button.signal_clicked().connect (mem_fun (*this, &EngineControl::control_app_button_clicked));
+ 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 ();
- cancel_button = add_button (Gtk::Stock::CLOSE, Gtk::RESPONSE_CANCEL);
- apply_button = add_button (Gtk::Stock::APPLY, Gtk::RESPONSE_APPLY);
- ok_button = add_button (Gtk::Stock::OK, Gtk::RESPONSE_OK);
+ 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);
+
+ 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);
+
+ 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 */
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 (backend_combo.get_active_text().empty()) {
- backend_combo.set_active_text (backend_names.front());
+ if (!set_state (*audio_setup)) {
+ set_default_state ();
+ }
+ } else {
+ set_default_state ();
}
- {
- /* ignore: don't save state */
- PBD::Unwinder<uint32_t> protect_ignore_changes (ignore_changes, ignore_changes + 1);
- backend_changed ();
- }
+ update_sensitivity ();
+ connect_changed_signals ();
- /* in case the setting the backend failed, e.g. stale config, from set_state(), try again */
- if (0 == ARDOUR::AudioEngine::instance()->current_backend()) {
- backend_combo.set_active_text (backend_names.back());
- /* ignore: don't save state */
- PBD::Unwinder<uint32_t> protect_ignore_changes (ignore_changes, ignore_changes + 1);
- backend_changed ();
- }
+ 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 to signals */
+ 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();
+}
- 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));
- midi_option_combo.signal_changed().connect (sigc::mem_fun (*this, &EngineControl::midi_option_changed));
+void
+EngineControl::connect_changed_signals ()
+{
+ 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));
+}
- 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));
+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 ();
+ }
+}
- notebook.signal_switch_page().connect (sigc::mem_fun (*this, &EngineControl::on_switch_page));
+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 ();
+ }
+}
- connect_disconnect_button.signal_clicked().connect (sigc::mem_fun (*this, &EngineControl::connect_disconnect_click));
- connect_disconnect_button.set_no_show_all();
+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 ();
+}
+EngineControl::SignalBlocker::~SignalBlocker ()
+{
+ DEBUG_ECONTROL (string_compose ("~SignalBlocker: %1", m_reason));
+ ec.unblock_changed_signals ();
}
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 ();
- ok_button->grab_focus();
+ start_stop_button.grab_focus();
}
void
-EngineControl::on_response (int response_id)
+EngineControl::on_map ()
{
- ArdourDialog::on_response (response_id);
+ if (!ARDOUR_UI::instance()->session_loaded && !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 {
+ set_type_hint (Gdk::WINDOW_TYPE_HINT_UTILITY);
+ }
+ ArdourDialog::on_map ();
+}
- 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 ();
+bool
+EngineControl::try_autostart ()
+{
+ if (!start_stop_button.get_sensitive()) {
+ return false;
}
+ if (ARDOUR::AudioEngine::instance()->running()) {
+ return true;
+ }
+ return start_engine ();
+}
+
+bool
+EngineControl::start_engine ()
+{
+ if (push_state_to_backend(true) != 0) {
+ MessageDialog msg(*this,
+ ARDOUR::AudioEngine::instance()->get_last_backend_error());
+ msg.run();
+ return false;
+ }
+ return true;
+}
+
+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;
}
void
basic_packer.attach (*label, 0, 1, 0, 1, xopt, (AttachOptions) 0);
basic_packer.attach (backend_combo, 1, 2, 0, 1, xopt, (AttachOptions) 0);
+ basic_packer.attach (engine_status, 2, 3, 0, 1, xopt, (AttachOptions) 0);
+ engine_status.show();
+
+ basic_packer.attach (start_stop_button, 3, 4, 0, 1, xopt, xopt);
+ basic_packer.attach (update_devices_button, 3, 4, 1, 2, xopt, xopt);
+ basic_packer.attach (use_buffered_io_button, 3, 4, 2, 3, xopt, xopt);
+
lm_button_audio.signal_clicked.connect (sigc::mem_fun (*this, &EngineControl::calibrate_audio_latency));
lm_button_audio.set_name ("generic button");
lm_button_audio.set_can_focus(true);
row++;
}
- 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++;
+ 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 ("");
+ }
label = manage (left_aligned_label (_("Sample rate:")));
basic_packer.attach (*label, 0, 1, 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);
- /* button spans 2 rows */
+ int ctrl_btn_span = 1;
+ if (backend->can_set_period_size ()) {
+ row++;
+ label = manage (left_aligned_label (_("Periods:")));
+ basic_packer.attach (*label, 0, 1, row, row + 1, xopt, (AttachOptions) 0);
+ basic_packer.attach (nperiods_combo, 1, 2, row, row + 1, xopt, (AttachOptions) 0);
+ ++ctrl_btn_span;
+ }
+
+ /* button spans 2 or 3 rows */
- basic_packer.attach (control_app_button, 3, 4, row-1, row+1, xopt, xopt);
+ basic_packer.attach (control_app_button, 3, 4, row - ctrl_btn_span, row + 1, xopt, xopt);
row++;
input_channels.set_name ("InputChannels");
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);
basic_packer.attach (output_channels, 1, 2, row, row+1, xopt, (AttachOptions) 0);
++row;
}
-
+
input_latency.set_name ("InputLatency");
input_latency.set_flags (Gtk::CAN_FOCUS);
input_latency.set_digits (0);
basic_packer.attach (lm_button_audio, 3, 4, row-1, row+1, xopt, xopt);
++row;
- label = manage (left_aligned_label (_("MIDI System")));
+ 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);
vector<string> strings;
AttachOptions xopt = AttachOptions (FILL|EXPAND);
int row = 1; // row zero == backend combo
- const string msg = string_compose (_("The %1 audio backend was configured and started externally.\nThis limits your control over it."), backend->name());
+ const string msg = string_compose (_("%1 is already running. %2 will connect to it and use the existing settings."), backend->name(), PROGRAM_NAME);
label = manage (new Label);
label->set_markup (string_compose ("<span weight=\"bold\" foreground=\"red\">%1</span>", msg));
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::bind (sigc::mem_fun (notebook, &Gtk::Notebook::set_current_page), 0));
+ lm_back_button_signal = lm_back_button.signal_clicked().connect(
+ sigc::mem_fun(*this, &EngineControl::latency_back_button_clicked));
lm_preamble.show ();
}
midi_vbox.show_all ();
}
+void
+EngineControl::update_sensitivity ()
+{
+ boost::shared_ptr<ARDOUR::AudioBackend> backend = ARDOUR::AudioEngine::instance()->current_backend();
+ if (!backend) {
+ start_stop_button.set_sensitive (false);
+ return;
+ }
+
+ bool valid = true;
+ size_t devices_available = 0;
+ bool engine_running = ARDOUR::AudioEngine::instance()->running();
+
+ 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);
+ }
+
+ 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 (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;
+ }
+
+ if (get_popdown_string_count (sample_rate_combo) > 0) {
+ bool allow_to_set_rate = false;
+ if (!engine_running) {
+ if (!ARDOUR_UI::instance()->session_loaded) {
+ // 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;
+ }
+
+ 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 (_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();
+ }
+
+ 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);
+ }
+ }
+
+ midi_option_combo.set_sensitive (!engine_running);
+}
+
void
EngineControl::setup_midi_tab_for_jack ()
{
}
}
-void
-EngineControl::update_sensitivity ()
-{
-}
-
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, "ardour", ""))) {
+ 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 ();
_midi_devices.clear();
if (backend->requires_driver_selection()) {
- vector<string> drivers = backend->enumerate_drivers();
- driver_combo.set_sensitive (true);
-
- if (!drivers.empty()) {
- {
- string current_driver;
- current_driver = backend->driver_name ();
-
- // driver might not have been set yet
- if (current_driver == "") {
- current_driver = driver_combo.get_active_text ();
- if (current_driver == "")
- // driver has never been set, make sure it's not blank
- current_driver = drivers.front ();
- }
-
- PBD::Unwinder<uint32_t> protect_ignore_changes (ignore_changes, ignore_changes + 1);
- set_popdown_strings (driver_combo, drivers);
- driver_combo.set_active_text (current_driver);
- }
-
+ if (set_driver_popdown_strings ()) {
driver_changed ();
}
-
} else {
- driver_combo.set_sensitive (false);
/* 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) {
midi_option_combo.set_sensitive (false);
}
}
-
- connect_disconnect_button.hide();
-
- midi_option_changed();
-
- started_at_least_once = false;
-
- if (!ignore_changes) {
- maybe_display_saved_state ();
- }
}
bool
if (ARDOUR::Profile->get_mixbus()) {
return true;
}
-
+
uint32_t cnt = (uint32_t) sb->get_value();
if (cnt == 0) {
sb->set_text (_("all available channels"));
return true;
}
-void
-EngineControl::list_devices ()
+// @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();
- assert (backend);
+ vector<string> drivers = backend->enumerate_drivers();
- /* now fill out devices, mark sample rates, buffer sizes insensitive */
+ 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
available_devices.push_back (i->name);
}
- if (!available_devices.empty()) {
+ if (available_devices.empty ()) {
+ return false;
+ }
- update_sensitivity ();
+ set_popdown_strings (device_combo, available_devices);
- {
- string current_device, found_device;
- current_device = device_combo.get_active_text ();
- if (current_device == "") {
- current_device = backend->device_name ();
- }
+ std::string default_device =
+ get_default_device(backend->device_name(), available_devices);
- // Make sure that the active text is still relevant for this
- // device (it might only be relevant to the previous device!!)
- for (vector<string>::const_iterator i = available_devices.begin(); i != available_devices.end(); ++i) {
- if (*i == current_device)
- found_device = current_device;
- }
- if (found_device == "")
- // device has never been set (or was not relevant
- // for this backend) Let's make sure it's not blank
- current_device = available_devices.front ();
+ DEBUG_ECONTROL (
+ string_compose ("set device_combo active text: %1", default_device));
- PBD::Unwinder<uint32_t> protect_ignore_changes (ignore_changes, ignore_changes + 1);
- set_popdown_strings (device_combo, available_devices);
+ device_combo.set_active_text(default_device);
+ return true;
+}
- device_combo.set_active_text (current_device);
- }
+// @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 ();
- device_changed ();
+ vector<string> available_devices;
- input_latency.set_sensitive (true);
- output_latency.set_sensitive (true);
- input_channels.set_sensitive (true);
- output_channels.set_sensitive (true);
+ 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;
+ }
- ok_button->set_sensitive (true);
- apply_button->set_sensitive (true);
+ 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 {
- device_combo.clear();
- sample_rate_combo.set_sensitive (false);
- buffer_size_combo.set_sensitive (false);
- input_latency.set_sensitive (false);
- output_latency.set_sensitive (false);
- input_channels.set_sensitive (false);
- output_channels.set_sensitive (false);
- if (_have_control) {
- ok_button->set_sensitive (false);
- apply_button->set_sensitive (false);
- } else {
- ok_button->set_sensitive (true);
- apply_button->set_sensitive (true);
- if (backend->can_change_sample_rate_when_running() && sample_rate_combo.get_children().size() > 0) {
- sample_rate_combo.set_sensitive (true);
- }
- if (backend->can_change_buffer_size_when_running() && buffer_size_combo.get_children().size() > 0) {
- buffer_size_combo.set_sensitive (true);
- }
+ 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 ();
}
}
-void
-EngineControl::device_changed ()
+vector<float>
+EngineControl::get_sample_rates_for_all_devices ()
{
+ boost::shared_ptr<ARDOUR::AudioBackend> backend =
+ ARDOUR::AudioEngine::instance ()->current_backend ();
+ vector<float> all_rates;
- boost::shared_ptr<ARDOUR::AudioBackend> backend = ARDOUR::AudioEngine::instance()->current_backend();
- assert (backend);
- string device_name = device_combo.get_active_text ();
- vector<string> s;
-
- if (device_name != backend->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...
- */
- queue_device_changed = true;
+ 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 ());
}
-
- //the device name must be set FIRST so ASIO can populate buffersizes and the control panel button
- backend->set_device_name(device_name);
+ return all_rates;
+}
- {
- PBD::Unwinder<uint32_t> protect_ignore_changes (ignore_changes, ignore_changes + 1);
+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;
+}
- /* don't allow programmatic change to combos to cause a
- recursive call to this method.
- */
+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;
- /* sample rates */
+ if (_have_control) {
+ sr = get_sample_rates_for_all_devices ();
+ } else {
+ sr = get_default_sample_rates ();
+ }
- string desired;
+ 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();
+ }
+ }
- vector<float> sr;
+ set_popdown_strings (sample_rate_combo, s);
- if (_have_control) {
- sr = backend->available_sample_rates (device_name);
- } else {
+ 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()->session_loaded) {
+ float active_sr = ARDOUR_UI::instance()->the_session()->nominal_sample_rate ();
- sr.push_back (8000.0f);
- sr.push_back (16000.0f);
- sr.push_back (32000.0f);
- sr.push_back (44100.0f);
- sr.push_back (48000.0f);
- sr.push_back (88200.0f);
- sr.push_back (96000.0f);
- sr.push_back (192000.0f);
- sr.push_back (384000.0f);
- }
-
- 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();
+ if (std::find (sr.begin (), sr.end (), active_sr) == sr.end ()) {
+ active_sr = sr.front ();
}
- }
- if (!s.empty()) {
- sample_rate_combo.set_sensitive (true);
- set_popdown_strings (sample_rate_combo, s);
+ sample_rate_combo.set_active_text (rate_as_string (active_sr));
+ } else if (desired.empty ()) {
+ float new_active_sr = backend->default_sample_rate ();
- if (desired.empty()) {
- sample_rate_combo.set_active_text (rate_as_string (backend->default_sample_rate()));
- } else {
- sample_rate_combo.set_active_text (desired);
+ 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_sensitive (false);
+ sample_rate_combo.set_active_text (desired);
}
+ }
+ update_sensitivity ();
+}
- /* buffer sizes */
+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;
- vector<uint32_t> bs;
+ 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;
+}
- if (_have_control) {
- bs = backend->available_buffer_sizes (device_name);
- } else if (backend->can_change_buffer_size_when_running()) {
- bs.push_back (8);
- bs.push_back (16);
- bs.push_back (32);
- bs.push_back (64);
- bs.push_back (128);
- bs.push_back (256);
- bs.push_back (512);
- bs.push_back (1024);
- bs.push_back (2048);
- bs.push_back (4096);
- bs.push_back (8192);
- }
- s.clear ();
- for (vector<uint32_t>::const_iterator x = bs.begin(); x != bs.end(); ++x) {
- s.push_back (bufsize_as_string (*x));
- }
-
- if (!s.empty()) {
- buffer_size_combo.set_sensitive (true);
- set_popdown_strings (buffer_size_combo, s);
+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) {
- period = backend->default_buffer_size(device_name);
+ if (0 == period && backend->use_separate_input_and_output_devices()) {
+ period = backend->default_buffer_size(get_input_device_name());
}
- buffer_size_combo.set_active_text (bufsize_as_string (period));
- show_buffer_duration ();
- } else {
- buffer_size_combo.set_sensitive (false);
+ 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;
}
+ }
- /* XXX theoretically need to set min + max channel counts here
- */
+ //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 ();
}
}
}
+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)
{
- /* 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;
+ 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 ();
- if (!ignore_changes) {
- save_state ();
- }
}
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 ();
- if (!ignore_changes) {
- save_state ();
- }
}
void
EngineControl::show_buffer_duration ()
{
-
+ DEBUG_ECONTROL ("show_buffer_duration");
/* buffer sizes - convert from just samples to samples + msecs for
* the displayed string
*/
uint32_t samples = atoi (bs_text); /* will ignore trailing text */
uint32_t rate = get_rate();
- /* Developers: note the hard-coding of a double buffered model
- in the (2 * samples) computation of latency. we always start
- the audiobackend in this configuration.
- */
- /* note to jack1 developers: ardour also always starts the engine
- * in async mode (no jack2 --sync option) which adds an extra cycle
- * of latency with jack2 (and *3 would be correct)
- * The value can also be wrong if jackd is started externally..
+ /* Except for ALSA and Dummy backends, we don't know the number of periods
+ * per cycle and settings.
*
- * At the time of writing the ALSA backend always uses double-buffering *2,
- * The Dummy backend *1, and who knows what ASIO really does :)
+ * jack1 vs jack2 have different default latencies since jack2 start
+ * in async-mode unless --sync is given which adds an extra cycle
+ * of latency. The value is not known if jackd is started externally..
*
* So just display the period size, that's also what
* ARDOUR_UI::update_sample_rate() does for the status bar.
void
EngineControl::midi_option_changed ()
{
+ DEBUG_ECONTROL ("midi_option_changed");
boost::shared_ptr<ARDOUR::AudioBackend> backend = ARDOUR::AudioEngine::instance()->current_backend();
assert (backend);
_midi_devices = new_devices;
if (_midi_devices.empty()) {
- midi_devices_button.set_sensitive (false);
+ midi_devices_button.hide ();
} else {
- midi_devices_button.set_sensitive (true);
- }
-
- if (!ignore_changes) {
- save_state ();
+ midi_devices_button.show ();
}
}
void
EngineControl::parameter_changed ()
{
- if (!ignore_changes) {
- save_state ();
+}
+
+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
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) {
- 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 (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 ()
{
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);
}
for (StateList::iterator i = states.begin(); i != states.end();) {
- if ((*i)->backend == state->backend &&
- (*i)->driver == state->driver &&
- (*i)->device == state->device) {
+ if (equivalent_states (*i, state)) {
i = states.erase(i);
} else {
++i;
states.push_back (state);
+ states.sort (state_sort_cmp);
+
return 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) {
+ 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 (!_desired_sample_rate) {
+ if (0 == _desired_sample_rate && sample_rate_combo.get_sensitive ()) {
sample_rate_combo.set_active_text (rate_as_string (state->sample_rate));
}
- buffer_size_combo.set_active_text (bufsize_as_string (state->buffer_size));
+ 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.
*/
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;
}
+ } 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;
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");
- node->add_property ("midi-option", (*i)->midi_option);
+ 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->add_property (X_("name"), (*p)->name);
- midi_device_stuff->add_property (X_("enabled"), (*p)->enabled);
- midi_device_stuff->add_property (X_("input-latency"), (*p)->input_latency);
- midi_device_stuff->add_property (X_("output-latency"), (*p)->output_latency);
+ 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);
}
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* child;
- XMLNode* grandchild;
- XMLProperty* prop = NULL;
+ XMLNode const * child;
+ XMLNode const * grandchild;
if (root.name() != "AudioMIDISetup") {
- return;
+ return false;
}
clist = root.children();
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) {
+ if (!grandchild->get_property ("backend", state->backend)) {
continue;
}
- state->output_channels = atoi (prop->value ());
- if ((prop = grandchild->property ("active")) == 0) {
+ // 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;
}
- state->active = string_is_affirmative (prop->value ());
- if ((prop = grandchild->property ("midi-option")) == 0) {
- continue;
+ if (!grandchild->get_property ("n-periods", state->n_periods)) {
+ // optional (new value in 4.5)
+ state->n_periods = 0;
}
- state->midi_option = prop->value ();
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) {
- if ((*n)->property (X_("name")) == 0
- || (*n)->property (X_("enabled")) == 0
- || (*n)->property (X_("input-latency")) == 0
- || (*n)->property (X_("output-latency")) == 0
- ) {
+ 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(
- (*n)->property (X_("name"))->value (),
- string_is_affirmative ((*n)->property (X_("enabled"))->value ()),
- atoi ((*n)->property (X_("input-latency"))->value ()),
- atoi ((*n)->property (X_("output-latency"))->value ())
- ));
+ MidiDeviceSettings ptr (
+ new MidiDeviceSetting (name, enabled, input_latency, output_latency));
state->midi_devices.push_back (ptr);
}
}
-#if 1
- /* remove accumulated duplicates (due to bug in ealier version)
- * this can be removed again before release
- */
- for (StateList::iterator i = states.begin(); i != states.end();) {
- if ((*i)->backend == state->backend &&
- (*i)->driver == state->driver &&
- (*i)->device == state->device) {
- i = states.erase(i);
- } else {
- ++i;
- }
+ int32_t lru_val;
+ if (grandchild->get_property ("lru", lru_val)) {
+ state->lru = lru_val;
}
-#endif
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
+ /* 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;
}
}
+ 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) {
- 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);
- midi_option_combo.set_active_text ((*i)->midi_option);
- ignore_changes--;
- break;
+ return set_current_state (*i);
+ }
+ }
+ return false;
+}
+
+bool
+EngineControl::set_current_state (const State& state)
+{
+ 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;
}
int
EngineControl::push_state_to_backend (bool start)
{
+ 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;
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 (queue_device_changed || get_device_name() != backend->device_name()) {
+ 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;
}
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) {
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 {
/* determine if we need to stop the backend before changing parameters */
- if (change_driver || change_device || change_channels || change_latency ||
+ if (change_driver || change_device || change_channels || change_nperiods ||
+ (change_latency && !backend->can_change_systemic_latency_when_running ()) ||
(change_rate && !backend->can_change_sample_rate_when_running()) ||
- change_midi ||
+ change_midi || change_buffered_io ||
(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 && !change_midi) {
- /* no changes in any parameters that absolutely require a
- * restart, so check those that might be changeable without a
- * restart
- */
-
- if (change_rate && !backend->can_change_sample_rate_when_running()) {
- /* can't do this while running ... */
- restart_required = true;
- }
-
- if (change_bufsize && !backend->can_change_buffer_size_when_running()) {
- /* can't do this while running ... */
- restart_required = true;
- }
- }
- }
if (was_running) {
if (restart_required) {
- if (ARDOUR_UI::instance()->disconnect_from_engine ()) {
+ 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 (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 (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;
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())) {
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) {
} else {
backend->set_midi_device_enabled ((*p)->name, false);
}
+ if (backend->can_change_systemic_latency_when_running ()) {
+ backend->set_systemic_midi_input_latency ((*p)->name, 0);
+ backend->set_systemic_midi_output_latency ((*p)->name, 0);
+ }
continue;
}
backend->set_midi_device_enabled ((*p)->name, (*p)->enabled);
}
if (start || (was_running && restart_required)) {
- if (ARDOUR_UI::instance()->reconnect_to_engine()) {
+ if (ARDOUR::AudioEngine::instance()->start()) {
return -1;
}
}
if (!state) {
state = save_state ();
assert (state);
+ } else {
+ store_state(state);
}
+ states.sort (state_sort_cmp);
+
/* all off */
for (StateList::iterator i = states.begin(); i != states.end(); ++i) {
uint32_t samples;
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 ();
}
return samples;
}
+uint32_t
+EngineControl::get_nperiods () const
+{
+ string txt = nperiods_combo.get_active_text ();
+ return atoi (txt.c_str());
+}
+
string
EngineControl::get_midi_option () const
{
return midi_option_combo.get_active_text();
}
+bool
+EngineControl::get_use_buffered_io () const
+{
+ return use_buffered_io_button.get_active();
+}
+
uint32_t
EngineControl::get_input_channels() const
{
string
EngineControl::get_driver () const
{
- if (driver_combo.get_sensitive() && driver_combo.get_parent()) {
+ if (driver_combo.get_parent()) {
return driver_combo.get_active_text ();
} else {
return "";
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 output_device_combo.get_active_text ();
+}
+
void
EngineControl::control_app_button_clicked ()
{
backend->launch_control_app ();
}
+void
+EngineControl::start_stop_button_clicked ()
+{
+ boost::shared_ptr<ARDOUR::AudioBackend> backend = ARDOUR::AudioEngine::instance()->current_backend();
+
+ if (!backend) {
+ return;
+ }
+
+ if (ARDOUR::AudioEngine::instance()->running()) {
+ ARDOUR::AudioEngine::instance()->stop ();
+ } else {
+ if (!ARDOUR_UI::instance()->session_loaded) {
+ pop_splash ();
+ hide ();
+ ARDOUR::GUIIdle ();
+ }
+ start_engine ();
+ if (!ARDOUR_UI::instance()->session_loaded) {
+ 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;
+ }
+
+ 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 ()
{
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 ();
}
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);
_measure_midi.reset();
- } else {
- cancel_button->set_sensitive (false);
- ok_button->set_sensitive (false);
- apply_button->set_sensitive (false);
+ update_sensitivity ();
}
if (page_num == midi_tab) {
/* latency tab */
if (ARDOUR::AudioEngine::instance()->running()) {
- // TODO - mark as 'stopped for latency
- ARDOUR_UI::instance()->disconnect_from_engine ();
+ stop_engine (true);
}
{
return true;
}
+ if (mtdm->get_peak () > 0.707f) {
+ // get_peak() resets the peak-hold in the detector.
+ // this GUI callback is at 10Hz and so will be fine (test-signal is at higher freq)
+ lm_results.set_markup (string_compose (results_markup, _("Input signal is > -3dBFS. Lower the signal level (output gain, input gain) on the audio-interface.")));
+ return true;
+ }
+
if (mtdm->err () > 0.3) {
mtdm->invert ();
mtdm->resolve ();
}
char buf[256];
- ARDOUR::framecnt_t const sample_rate = ARDOUR::AudioEngine::instance()->sample_rate();
+ 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")));
return false;
}
- int frames_total = mtdm->del();
- int extra = frames_total - ARDOUR::AudioEngine::instance()->latency_signal_delay();
+ int samples_total = mtdm->del();
+ int extra = samples_total - ARDOUR::AudioEngine::instance()->latency_signal_delay();
snprintf (buf, sizeof (buf), "%s%d samples (%.3lf ms)\n%s%d samples (%.3lf ms)",
_("Detected roundtrip latency: "),
- frames_total, frames_total * 1000.0f/sample_rate,
+ samples_total, samples_total * 1000.0f/sample_rate,
_("Systemic latency: "),
extra, extra * 1000.0f/sample_rate);
}
char buf[256];
- ARDOUR::framecnt_t const sample_rate = ARDOUR::AudioEngine::instance()->sample_rate();
+ 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")));
return false;
}
- ARDOUR::framecnt_t frames_total = mididm->latency();
- ARDOUR::framecnt_t extra = frames_total - ARDOUR::AudioEngine::instance()->latency_signal_delay();
+ 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: "),
- frames_total, frames_total * 1000.0f / sample_rate, mididm->deviation (),
+ samples_total, samples_total * 1000.0f / sample_rate, mididm->deviation (),
_("Systemic latency: "),
extra, extra * 1000.0f / sample_rate);
}
}
+void
+EngineControl::latency_back_button_clicked ()
+{
+ ARDOUR::AudioEngine::instance()->stop_latency_detection ();
+ notebook.set_current_page(0);
+}
+
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::framecnt_t frames_total = mididm->latency();
- ARDOUR::framecnt_t extra = frames_total - ARDOUR::AudioEngine::instance()->latency_signal_delay();
- uint32_t one_way = max ((ARDOUR::framecnt_t) 0, extra / 2);
+ 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 ();
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);
+ }
/* back to settings page */
notebook.set_current_page (0);
-}
}
-
+}
bool
EngineControl::on_delete_event (GdkEventAny* ev)
boost::shared_ptr<ARDOUR::AudioBackend> backend = ARDOUR::AudioEngine::instance()->current_backend();
assert (backend);
- buffer_size_combo.set_active_text (bufsize_as_string (backend->buffer_size()));
+ 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()));
- buffer_size_combo.set_sensitive (true);
- sample_rate_combo.set_sensitive (true);
+ if (backend->can_set_period_size ()) {
+ set_active_text_if_present (nperiods_combo, to_string (backend->period_size()));
+ }
connect_disconnect_button.set_label (string_compose (_("Disconnect from %1"), backend->name()));
connect_disconnect_button.show();
started_at_least_once = true;
- engine_status.set_markup(string_compose ("<span foreground=\"green\">%1</span>", _("Active")));
+ 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();
}
void
boost::shared_ptr<ARDOUR::AudioBackend> backend = ARDOUR::AudioEngine::instance()->current_backend();
assert (backend);
- buffer_size_combo.set_sensitive (false);
connect_disconnect_button.set_label (string_compose (_("Connect to %1"), backend->name()));
connect_disconnect_button.show();
- sample_rate_combo.set_sensitive (true);
- buffer_size_combo.set_sensitive (true);
- engine_status.set_markup(string_compose ("<span foreground=\"red\">%1</span>", _("Inactive")));
+ if (_have_control) {
+ engine_status.set_markup(string_compose ("<span foreground=\"red\">%1</span>", _("Stopped")));
+ } else {
+ engine_status.set_markup(X_(""));
+ }
+
+ update_sensitivity();
}
void
EngineControl::device_list_changed ()
{
- PBD::Unwinder<uint32_t> protect_ignore_changes (ignore_changes, ignore_changes + 1);
+ if (ignore_device_changes) {
+ return;
+ }
+ PBD::Unwinder<uint32_t> protect_ignore_changes (ignore_changes, ignore_changes + 1); // ??
list_devices ();
midi_option_changed();
}
EngineControl::connect_disconnect_click()
{
if (ARDOUR::AudioEngine::instance()->running()) {
- ARDOUR_UI::instance()->disconnect_from_engine ();
+ stop_engine ();
} else {
- ARDOUR_UI::instance()->reconnect_to_engine ();
+ if (!ARDOUR_UI::instance()->session_loaded) {
+ pop_splash ();
+ hide ();
+ ARDOUR::GUIIdle ();
+ }
+ start_engine ();
+ if (!ARDOUR_UI::instance()->session_loaded) {
+ ArdourDialog::on_response (RESPONSE_OK);
+ }
}
}