1694 lines
45 KiB
C++
1694 lines
45 KiB
C++
/*
|
|
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 <boost/scoped_ptr.hpp>
|
|
|
|
#include <gtkmm/messagedialog.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 "ardour_ui.h"
|
|
#include "engine_dialog.h"
|
|
#include "gui_thread.h"
|
|
#include "i18n.h"
|
|
|
|
using namespace std;
|
|
using namespace Gtk;
|
|
using namespace Gtkmm2ext;
|
|
using namespace PBD;
|
|
using namespace Glib;
|
|
|
|
EngineControl::EngineControl ()
|
|
: 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)
|
|
, no_push (true)
|
|
, started_at_least_once (false)
|
|
{
|
|
using namespace Notebook_Helpers;
|
|
vector<string> strings;
|
|
Label* label;
|
|
AttachOptions xopt = AttachOptions (FILL|EXPAND);
|
|
int row;
|
|
|
|
set_name (X_("AudioMIDISetup"));
|
|
|
|
/* the backend combo is the one thing that is ALWAYS visible
|
|
*/
|
|
|
|
vector<const ARDOUR::AudioBackendInfo*> backends = ARDOUR::AudioEngine::instance()->available_backends();
|
|
for (vector<const ARDOUR::AudioBackendInfo*>::const_iterator b = backends.begin(); b != backends.end(); ++b) {
|
|
strings.push_back ((*b)->name);
|
|
}
|
|
|
|
set_popdown_strings (backend_combo, strings);
|
|
backend_combo.set_active_text (strings.front());
|
|
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
|
|
*/
|
|
|
|
basic_packer.set_spacings (6);
|
|
basic_packer.set_border_width (12);
|
|
basic_packer.set_homogeneous (true);
|
|
|
|
/* pack it in */
|
|
|
|
basic_hbox.pack_start (basic_packer, false, false);
|
|
|
|
/* latency tab */
|
|
|
|
/* latency measurement tab */
|
|
|
|
lm_title.set_markup (string_compose ("<span size=\"large\" weight=\"bold\">%1</span>", _("Latency Measurement Tool")));
|
|
|
|
row = 0;
|
|
lm_table.set_row_spacings (12);
|
|
|
|
lm_table.attach (lm_title, 0, 2, row, row+1, xopt, (AttachOptions) 0);
|
|
row++;
|
|
|
|
Gtk::Label* preamble;
|
|
|
|
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>"));
|
|
|
|
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 (_("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;
|
|
|
|
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;
|
|
|
|
xopt = AttachOptions(0);
|
|
|
|
lm_measure_button.add (lm_start_stop_label);
|
|
|
|
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);
|
|
|
|
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++;
|
|
|
|
lm_table.attach (lm_measure_button, 0, 2, row, row+1, xopt, (AttachOptions) 0);
|
|
++row;
|
|
lm_table.attach (lm_results, 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 (_("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++;
|
|
|
|
lm_table.attach (lm_use_button, 0, 2, row, row+1, xopt, (AttachOptions) 0);
|
|
++row;
|
|
|
|
lm_results.set_markup ("<i>No measurement results yet</i>");
|
|
|
|
lm_vbox.set_border_width (12);
|
|
lm_vbox.pack_start (lm_table, false, false);
|
|
|
|
/* pack it all up */
|
|
|
|
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);
|
|
|
|
notebook.set_tab_pos (POS_RIGHT);
|
|
notebook.show_all ();
|
|
|
|
notebook.set_name ("SettingsNotebook");
|
|
|
|
/* packup the notebook */
|
|
|
|
get_vbox()->set_border_width (12);
|
|
get_vbox()->pack_start (notebook);
|
|
|
|
/* need a special function to print "all available channels" when the
|
|
* channel counts hit zero.
|
|
*/
|
|
|
|
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));
|
|
|
|
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");
|
|
|
|
ARDOUR::AudioEngine::instance()->Running.connect (running_connection, MISSING_INVALIDATOR, boost::bind (&EngineControl::engine_running, this), gui_context());
|
|
ARDOUR::AudioEngine::instance()->Stopped.connect (stopped_connection, MISSING_INVALIDATOR, boost::bind (&EngineControl::engine_stopped, this), gui_context());
|
|
ARDOUR::AudioEngine::instance()->Halted.connect (stopped_connection, MISSING_INVALIDATOR, boost::bind (&EngineControl::engine_stopped, this), gui_context());
|
|
|
|
backend_changed ();
|
|
|
|
if (audio_setup) {
|
|
set_state (*audio_setup);
|
|
}
|
|
|
|
/* Connect to signals */
|
|
|
|
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));
|
|
|
|
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));
|
|
|
|
notebook.signal_switch_page().connect (sigc::mem_fun (*this, &EngineControl::on_switch_page));
|
|
|
|
no_push = false;
|
|
}
|
|
|
|
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 ()
|
|
{
|
|
Label* label;
|
|
AttachOptions xopt = AttachOptions (FILL|EXPAND);
|
|
|
|
/* clear the table */
|
|
|
|
Gtkmm2ext::container_clear (basic_vbox);
|
|
Gtkmm2ext::container_clear (basic_packer);
|
|
|
|
label = manage (left_aligned_label (_("Audio System:")));
|
|
basic_packer.attach (*label, 0, 1, 0, 1, xopt, (AttachOptions) 0);
|
|
basic_packer.attach (backend_combo, 1, 2, 0, 1, xopt, (AttachOptions) 0);
|
|
|
|
if (_have_control) {
|
|
build_full_control_notebook ();
|
|
} else {
|
|
build_no_control_notebook ();
|
|
}
|
|
|
|
basic_vbox.pack_start (basic_hbox, false, false);
|
|
|
|
if (_have_control) {
|
|
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);
|
|
}
|
|
|
|
basic_vbox.show_all ();
|
|
}
|
|
|
|
void
|
|
EngineControl::build_full_control_notebook ()
|
|
{
|
|
boost::shared_ptr<ARDOUR::AudioBackend> backend = ARDOUR::AudioEngine::instance()->current_backend();
|
|
assert (backend);
|
|
|
|
using namespace Notebook_Helpers;
|
|
Label* label;
|
|
vector<string> strings;
|
|
AttachOptions xopt = AttachOptions (FILL|EXPAND);
|
|
int row = 1; // row zero == backend combo
|
|
|
|
/* start packing it up */
|
|
|
|
if (backend->requires_driver_selection()) {
|
|
label = manage (left_aligned_label (_("Driver:")));
|
|
basic_packer.attach (*label, 0, 1, row, row + 1, xopt, (AttachOptions) 0);
|
|
basic_packer.attach (driver_combo, 1, 2, row, row + 1, xopt, (AttachOptions) 0);
|
|
row++;
|
|
}
|
|
|
|
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++;
|
|
|
|
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++;
|
|
|
|
|
|
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++;
|
|
|
|
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);
|
|
|
|
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);
|
|
|
|
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;
|
|
|
|
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;
|
|
|
|
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;
|
|
|
|
}
|
|
|
|
void
|
|
EngineControl::build_no_control_notebook ()
|
|
{
|
|
boost::shared_ptr<ARDOUR::AudioBackend> backend = ARDOUR::AudioEngine::instance()->current_backend();
|
|
assert (backend);
|
|
|
|
using namespace Notebook_Helpers;
|
|
Label* label;
|
|
vector<string> strings;
|
|
AttachOptions xopt = AttachOptions (FILL|EXPAND);
|
|
int row = 1; // row zero == backend combo
|
|
const string msg = string_compose (_("The %1 audio backend was configured and started externally.\nThis limits your control over it."), backend->name());
|
|
|
|
label = manage (new Label);
|
|
label->set_markup (string_compose ("<span weight=\"bold\" foreground=\"red\">%1</span>", msg));
|
|
basic_packer.attach (*label, 0, 2, row, row + 1, xopt, (AttachOptions) 0);
|
|
row++;
|
|
|
|
if (backend->can_change_sample_rate_when_running()) {
|
|
label = manage (left_aligned_label (_("Sample rate:")));
|
|
basic_packer.attach (*label, 0, 1, row, row + 1, xopt, (AttachOptions) 0);
|
|
basic_packer.attach (sample_rate_combo, 1, 2, row, row + 1, xopt, (AttachOptions) 0);
|
|
row++;
|
|
}
|
|
|
|
if (backend->can_change_buffer_size_when_running()) {
|
|
label = manage (left_aligned_label (_("Buffer size:")));
|
|
basic_packer.attach (*label, 0, 1, row, row + 1, xopt, (AttachOptions) 0);
|
|
basic_packer.attach (buffer_size_combo, 1, 2, row, row + 1, xopt, (AttachOptions) 0);
|
|
buffer_size_duration_label.set_alignment (0.0); /* left-align */
|
|
basic_packer.attach (buffer_size_duration_label, 2, 3, row, row+1, xopt, (AttachOptions) 0);
|
|
row++;
|
|
}
|
|
|
|
connect_disconnect_button.signal_clicked().connect (sigc::mem_fun (*this, &EngineControl::connect_disconnect_click));
|
|
|
|
basic_packer.attach (connect_disconnect_button, 0, 2, row, row+1, FILL, AttachOptions (0));
|
|
row++;
|
|
}
|
|
|
|
EngineControl::~EngineControl ()
|
|
{
|
|
|
|
}
|
|
|
|
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);
|
|
}
|
|
|
|
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());
|
|
|
|
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());
|
|
|
|
lm_measure_button.set_sensitive (true);
|
|
}
|
|
|
|
void
|
|
EngineControl::setup_midi_tab_for_backend ()
|
|
{
|
|
string backend = backend_combo.get_active_text ();
|
|
|
|
Gtkmm2ext::container_clear (midi_vbox);
|
|
|
|
midi_vbox.set_border_width (12);
|
|
midi_device_table.set_border_width (12);
|
|
|
|
if (backend == "JACK") {
|
|
setup_midi_tab_for_jack ();
|
|
}
|
|
|
|
midi_vbox.pack_start (midi_device_table, true, true);
|
|
midi_vbox.pack_start (midi_refresh_button, false, false);
|
|
midi_vbox.show_all ();
|
|
|
|
midi_refresh_button.signal_clicked().connect (sigc::mem_fun (*this, &EngineControl::refresh_midi_display));
|
|
}
|
|
|
|
void
|
|
EngineControl::setup_midi_tab_for_jack ()
|
|
{
|
|
midi_vbox.pack_start (aj_button, false, false);
|
|
}
|
|
|
|
void
|
|
EngineControl::refresh_midi_display ()
|
|
{
|
|
boost::shared_ptr<ARDOUR::AudioBackend> backend = ARDOUR::AudioEngine::instance()->current_backend();
|
|
assert (backend);
|
|
|
|
vector<string> midi_inputs;
|
|
vector<string> midi_outputs;
|
|
int row = 0;
|
|
AttachOptions xopt = AttachOptions (FILL|EXPAND);
|
|
Gtk::Label* l;
|
|
|
|
Gtkmm2ext::container_clear (midi_device_table);
|
|
|
|
backend->get_physical_inputs (ARDOUR::DataType::MIDI, midi_inputs);
|
|
backend->get_physical_outputs (ARDOUR::DataType::MIDI, midi_outputs);
|
|
|
|
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++;
|
|
}
|
|
|
|
row++; // extra row of spacing
|
|
|
|
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++;
|
|
}
|
|
}
|
|
|
|
void
|
|
EngineControl::update_sensitivity ()
|
|
{
|
|
}
|
|
|
|
void
|
|
EngineControl::backend_changed ()
|
|
{
|
|
if (ignore_changes) {
|
|
return;
|
|
}
|
|
|
|
string backend_name = backend_combo.get_active_text();
|
|
boost::shared_ptr<ARDOUR::AudioBackend> backend;
|
|
|
|
if (!(backend = ARDOUR::AudioEngine::instance()->set_backend (backend_name, "ardour", ""))) {
|
|
/* eh? setting the backend failed... how ? */
|
|
return;
|
|
}
|
|
|
|
_have_control = ARDOUR::AudioEngine::instance()->setup_required ();
|
|
|
|
build_notebook ();
|
|
setup_midi_tab_for_backend ();
|
|
|
|
if (backend->requires_driver_selection()) {
|
|
vector<string> drivers = backend->enumerate_drivers();
|
|
|
|
if (!drivers.empty()) {
|
|
{
|
|
PBD::Unwinder<uint32_t> protect_ignore_changes (ignore_changes, ignore_changes + 1);
|
|
set_popdown_strings (driver_combo, drivers);
|
|
driver_combo.set_active_text (drivers.front());
|
|
}
|
|
|
|
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 ();
|
|
}
|
|
|
|
maybe_display_saved_state ();
|
|
}
|
|
|
|
bool
|
|
EngineControl::print_channel_count (Gtk::SpinButton* sb)
|
|
{
|
|
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::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 */
|
|
|
|
vector<ARDOUR::AudioBackend::DeviceStatus> all_devices = backend->enumerate_devices ();
|
|
|
|
/* NOTE: Ardour currently does not display the "available" field of the
|
|
* returned devices.
|
|
*
|
|
* Doing so would require a different GUI widget than the combo
|
|
* box/popdown that we currently use, since it has no way to list
|
|
* items that are not selectable. Something more like a popup menu,
|
|
* which could have unselectable items, would be appropriate.
|
|
*/
|
|
|
|
vector<string> available_devices;
|
|
|
|
for (vector<ARDOUR::AudioBackend::DeviceStatus>::const_iterator i = all_devices.begin(); i != all_devices.end(); ++i) {
|
|
available_devices.push_back (i->name);
|
|
}
|
|
|
|
if (!available_devices.empty()) {
|
|
|
|
update_sensitivity ();
|
|
|
|
{
|
|
PBD::Unwinder<uint32_t> protect_ignore_changes (ignore_changes, ignore_changes + 1);
|
|
set_popdown_strings (device_combo, available_devices);
|
|
device_combo.set_active_text (available_devices.front());
|
|
}
|
|
|
|
device_changed ();
|
|
|
|
ok_button->set_sensitive (true);
|
|
apply_button->set_sensitive (true);
|
|
|
|
} else {
|
|
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);
|
|
ok_button->set_sensitive (false);
|
|
apply_button->set_sensitive (false);
|
|
}
|
|
}
|
|
|
|
void
|
|
EngineControl::driver_changed ()
|
|
{
|
|
if (ignore_changes) {
|
|
return;
|
|
}
|
|
|
|
boost::shared_ptr<ARDOUR::AudioBackend> backend = ARDOUR::AudioEngine::instance()->current_backend();
|
|
assert (backend);
|
|
|
|
backend->set_driver (driver_combo.get_active_text());
|
|
list_devices ();
|
|
|
|
maybe_display_saved_state ();
|
|
}
|
|
|
|
void
|
|
EngineControl::device_changed ()
|
|
{
|
|
if (ignore_changes) {
|
|
return;
|
|
}
|
|
|
|
boost::shared_ptr<ARDOUR::AudioBackend> backend = ARDOUR::AudioEngine::instance()->current_backend();
|
|
assert (backend);
|
|
string device_name = device_combo.get_active_text ();
|
|
vector<string> s;
|
|
|
|
{
|
|
PBD::Unwinder<uint32_t> protect_ignore_changes (ignore_changes, ignore_changes + 1);
|
|
|
|
/* don't allow programmatic change to combos to cause a
|
|
recursive call to this method.
|
|
*/
|
|
|
|
/* sample rates */
|
|
|
|
string desired;
|
|
|
|
vector<float> sr;
|
|
|
|
if (_have_control) {
|
|
sr = backend->available_sample_rates (device_name);
|
|
} else {
|
|
|
|
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 (!s.empty()) {
|
|
sample_rate_combo.set_sensitive (true);
|
|
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 {
|
|
sample_rate_combo.set_sensitive (false);
|
|
}
|
|
|
|
/* buffer sizes */
|
|
|
|
vector<uint32_t> bs;
|
|
|
|
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);
|
|
|
|
buffer_size_combo.set_active_text (s.front());
|
|
show_buffer_duration ();
|
|
} else {
|
|
buffer_size_combo.set_sensitive (false);
|
|
}
|
|
|
|
/* XXX theoretically need to set min + max channel counts here
|
|
*/
|
|
|
|
manage_control_app_sensitivity ();
|
|
}
|
|
|
|
/* pick up any saved state for this device */
|
|
|
|
maybe_display_saved_state ();
|
|
|
|
/* and push it to the backend */
|
|
|
|
push_state_to_backend (false);
|
|
}
|
|
|
|
string
|
|
EngineControl::rate_as_string (float r)
|
|
{
|
|
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;
|
|
}
|
|
|
|
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;
|
|
}
|
|
|
|
void
|
|
EngineControl::sample_rate_changed ()
|
|
{
|
|
if (ignore_changes) {
|
|
return;
|
|
}
|
|
|
|
/* reset the strings for buffer size to show the correct msec value
|
|
(reflecting the new sample rate).
|
|
*/
|
|
|
|
show_buffer_duration ();
|
|
save_state ();
|
|
|
|
}
|
|
|
|
void
|
|
EngineControl::buffer_size_changed ()
|
|
{
|
|
if (ignore_changes) {
|
|
return;
|
|
}
|
|
|
|
show_buffer_duration ();
|
|
save_state ();
|
|
}
|
|
|
|
void
|
|
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();
|
|
|
|
/* 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), _("(%.1f msecs)"), (2 * samples) / (rate/1000.0));
|
|
buffer_size_duration_label.set_text (buf);
|
|
}
|
|
|
|
void
|
|
EngineControl::parameter_changed ()
|
|
{
|
|
if (!ignore_changes) {
|
|
save_state ();
|
|
}
|
|
}
|
|
|
|
EngineControl::State*
|
|
EngineControl::get_matching_state (const string& backend,
|
|
const string& driver,
|
|
const string& device)
|
|
{
|
|
for (StateList::iterator i = states.begin(); i != states.end(); ++i) {
|
|
if ((*i).backend == backend &&
|
|
(*i).driver == driver &&
|
|
(*i).device == device) {
|
|
return &(*i);
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
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());
|
|
}
|
|
|
|
|
|
return get_matching_state (backend_combo.get_active_text(),
|
|
string(),
|
|
device_combo.get_active_text());
|
|
}
|
|
|
|
EngineControl::State*
|
|
EngineControl::save_state ()
|
|
{
|
|
if (!_have_control) {
|
|
return 0;
|
|
}
|
|
|
|
bool existing = true;
|
|
State* state = get_saved_state_for_currently_displayed_backend_and_device ();
|
|
|
|
if (!state) {
|
|
existing = false;
|
|
state = new State;
|
|
}
|
|
|
|
store_state (*state);
|
|
|
|
if (!existing) {
|
|
states.push_back (*state);
|
|
}
|
|
|
|
return state;
|
|
}
|
|
|
|
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 ();
|
|
}
|
|
|
|
void
|
|
EngineControl::maybe_display_saved_state ()
|
|
{
|
|
if (!_have_control) {
|
|
return;
|
|
}
|
|
|
|
State* state = get_saved_state_for_currently_displayed_backend_and_device ();
|
|
|
|
if (state) {
|
|
PBD::Unwinder<uint32_t> protect_ignore_changes (ignore_changes, ignore_changes + 1);
|
|
|
|
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);
|
|
}
|
|
}
|
|
|
|
XMLNode&
|
|
EngineControl::get_state ()
|
|
{
|
|
XMLNode* root = new XMLNode ("AudioMIDISetup");
|
|
std::string path;
|
|
|
|
if (!states.empty()) {
|
|
XMLNode* state_nodes = new XMLNode ("EngineStates");
|
|
|
|
for (StateList::const_iterator i = states.begin(); i != states.end(); ++i) {
|
|
|
|
XMLNode* node = new XMLNode ("State");
|
|
|
|
node->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;
|
|
}
|
|
|
|
void
|
|
EngineControl::set_state (const XMLNode& root)
|
|
{
|
|
XMLNodeList clist, cclist;
|
|
XMLNodeConstIterator citer, cciter;
|
|
XMLNode* child;
|
|
XMLNode* grandchild;
|
|
XMLProperty* prop = NULL;
|
|
|
|
if (root.name() != "AudioMIDISetup") {
|
|
return;
|
|
}
|
|
|
|
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 */
|
|
|
|
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;
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
int
|
|
EngineControl::push_state_to_backend (bool start)
|
|
{
|
|
if (no_push) {
|
|
return 0;
|
|
}
|
|
|
|
boost::shared_ptr<ARDOUR::AudioBackend> backend = ARDOUR::AudioEngine::instance()->current_backend();
|
|
|
|
if (!backend) {
|
|
return 0;
|
|
}
|
|
|
|
/* figure out what is going to change */
|
|
|
|
bool restart_required = false;
|
|
bool was_running = ARDOUR::AudioEngine::instance()->running();
|
|
bool change_driver = false;
|
|
bool change_device = false;
|
|
bool change_rate = false;
|
|
bool change_bufsize = false;
|
|
bool change_latency = false;
|
|
bool change_channels = false;
|
|
|
|
uint32_t ochan = get_output_channels ();
|
|
uint32_t ichan = get_input_channels ();
|
|
|
|
if (_have_control) {
|
|
|
|
if (started_at_least_once) {
|
|
|
|
/* we can control the backend */
|
|
|
|
if (backend->requires_driver_selection()) {
|
|
if (get_driver() != backend->driver_name()) {
|
|
change_driver = true;
|
|
}
|
|
}
|
|
|
|
if (get_device_name() != backend->device_name()) {
|
|
change_device = true;
|
|
}
|
|
|
|
if (get_rate() != backend->sample_rate()) {
|
|
change_rate = true;
|
|
}
|
|
|
|
if (get_buffer_size() != backend->buffer_size()) {
|
|
change_bufsize = true;
|
|
}
|
|
|
|
/* zero-requested channels means "all available" */
|
|
|
|
if (ichan == 0) {
|
|
ichan = backend->input_channels();
|
|
}
|
|
|
|
if (ochan == 0) {
|
|
ochan = backend->output_channels();
|
|
}
|
|
|
|
if (ichan != backend->input_channels()) {
|
|
change_channels = true;
|
|
}
|
|
|
|
if (ochan != backend->output_channels()) {
|
|
change_channels = true;
|
|
}
|
|
|
|
if (get_input_latency() != backend->systemic_input_latency() ||
|
|
get_output_latency() != backend->systemic_output_latency()) {
|
|
change_latency = true;
|
|
}
|
|
} else {
|
|
/* backend never started, so we have to force a group
|
|
of settings.
|
|
*/
|
|
change_driver = true;
|
|
change_device = true;
|
|
change_rate = true;
|
|
change_bufsize = true;
|
|
change_channels = true;
|
|
change_latency = true;
|
|
}
|
|
|
|
} else {
|
|
|
|
/* we have no control over the backend, meaning that we can
|
|
* only possibly change sample rate and buffer size.
|
|
*/
|
|
|
|
|
|
if (get_rate() != backend->sample_rate()) {
|
|
change_bufsize = true;
|
|
}
|
|
|
|
if (get_buffer_size() != backend->buffer_size()) {
|
|
change_bufsize = true;
|
|
}
|
|
}
|
|
|
|
if (!_have_control) {
|
|
|
|
/* We do not have control over the backend, so the best we can
|
|
* do is try to change the sample rate and/or bufsize and get
|
|
* out of here.
|
|
*/
|
|
|
|
if (change_rate && !backend->can_change_sample_rate_when_running()) {
|
|
return 1;
|
|
}
|
|
|
|
if (change_bufsize && !backend->can_change_buffer_size_when_running()) {
|
|
return 1;
|
|
}
|
|
|
|
if (change_rate) {
|
|
backend->set_sample_rate (get_rate());
|
|
}
|
|
|
|
if (change_bufsize) {
|
|
backend->set_buffer_size (get_buffer_size());
|
|
}
|
|
|
|
post_push ();
|
|
|
|
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;
|
|
}
|
|
}
|
|
|
|
post_push ();
|
|
|
|
return 0;
|
|
}
|
|
|
|
void
|
|
EngineControl::post_push ()
|
|
{
|
|
/* get a pointer to the current state object, creating one if
|
|
* necessary
|
|
*/
|
|
|
|
if (_have_control) {
|
|
State* state = get_saved_state_for_currently_displayed_backend_and_device ();
|
|
|
|
if (!state) {
|
|
state = save_state ();
|
|
assert (state);
|
|
}
|
|
|
|
/* 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;
|
|
|
|
manage_control_app_sensitivity ();
|
|
}
|
|
|
|
/* schedule a redisplay of MIDI ports */
|
|
|
|
Glib::signal_timeout().connect (sigc::bind_return (sigc::mem_fun (*this, &EngineControl::refresh_midi_display), false), 1000);
|
|
}
|
|
|
|
|
|
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;
|
|
}
|
|
|
|
|
|
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 ();
|
|
}
|
|
|
|
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.
|
|
*/
|
|
|
|
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);
|
|
}
|
|
|
|
void
|
|
EngineControl::engine_running ()
|
|
{
|
|
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()));
|
|
sample_rate_combo.set_active_text (rate_as_string (backend->sample_rate()));
|
|
|
|
buffer_size_combo.set_sensitive (true);
|
|
sample_rate_combo.set_sensitive (true);
|
|
|
|
connect_disconnect_button.set_label (string_compose (_("Disconnect from %1"), backend->name()));
|
|
|
|
started_at_least_once = true;
|
|
}
|
|
|
|
void
|
|
EngineControl::engine_stopped ()
|
|
{
|
|
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()));
|
|
|
|
sample_rate_combo.set_sensitive (true);
|
|
buffer_size_combo.set_sensitive (true);
|
|
}
|
|
|
|
void
|
|
EngineControl::connect_disconnect_click()
|
|
{
|
|
if (ARDOUR::AudioEngine::instance()->running()) {
|
|
ARDOUR_UI::instance()->disconnect_from_engine ();
|
|
} else {
|
|
ARDOUR_UI::instance()->reconnect_to_engine ();
|
|
}
|
|
}
|