#include "pbd/convert.h"
#include "pbd/error.h"
+#include "ardour_ui.h"
#include "engine_dialog.h"
#include "gui_thread.h"
#include "i18n.h"
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)
, lm_use_button (_("Use results"))
, lm_table (5, 2)
, have_lm_results (false)
- , basic_packer (9, 3)
+ , midi_refresh_button (_("Refresh list"))
+ , aj_button (_("Start MIDI ALSA/JACK bridge"))
, ignore_changes (0)
, _desired_sample_rate (0)
{
+ if (!ARDOUR::AudioEngine::instance()->setup_required()) {
+ _have_control = false;
+ } else {
+ _have_control = true;
+ }
+
+ set_name (X_("AudioMIDISetup"));
+
build_notebook ();
get_vbox()->set_border_width (12);
basic_packer.attach (buffer_size_duration_label, 2, 3, row, row+1, xopt, (AttachOptions) 0);
row++;
-
- input_channels.set_editable (true);
+ 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 (output_channels, 1, 2, row, row+1, xopt, (AttachOptions) 0);
++row;
- input_latency.set_numeric (true);
+ 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, 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);
control_app_button.show();
basic_vbox.pack_start (*hpacker);
- midi_packer.set_border_width (12);
-
/* latency measurement tab */
lm_title.set_markup (string_compose ("<span size=\"large\" weight=\"bold\">%1</span>", _("Latency Measurement Tool")));
/* pack it all up */
notebook.pages().push_back (TabElem (basic_vbox, _("Audio")));
- notebook.pages().push_back (TabElem (midi_hbox, _("MIDI")));
+ notebook.pages().push_back (TabElem (midi_vbox, _("MIDI")));
notebook.pages().push_back (TabElem (lm_vbox, _("Latency")));
notebook.set_border_width (12);
input_channels.signal_changed().connect (sigc::mem_fun (*this, &EngineControl::parameter_changed));
output_channels.signal_changed().connect (sigc::mem_fun (*this, &EngineControl::parameter_changed));
-
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));
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::backend_changed ()
{
return;
}
+ setup_midi_tab_for_backend ();
+
if (backend->requires_driver_selection()) {
vector<string> drivers = backend->enumerate_drivers();
driver_combo.set_sensitive (true);
vector<float> sr = backend->available_sample_rates (device_name);
for (vector<float>::const_iterator x = sr.begin(); x != sr.end(); ++x) {
- char buf[32];
- if (fmod (*x, 1000.0f)) {
- snprintf (buf, sizeof (buf), "%.1f kHz", (*x)/1000.0);
- } else {
- snprintf (buf, sizeof (buf), "%.0f kHz", (*x)/1000.0);
- }
- s.push_back (buf);
+ s.push_back (rate_as_string (*x));
if (*x == _desired_sample_rate) {
- desired = buf;
+ desired = s.back();
}
}
vector<uint32_t> bs = backend->available_buffer_sizes(device_name);
s.clear ();
for (vector<uint32_t>::const_iterator x = bs.begin(); x != bs.end(); ++x) {
- char buf[32];
- /* Translators: "samples" is always plural here, so no
- need for plural+singular forms.
- */
- snprintf (buf, sizeof (buf), _("%u samples"), *x);
- s.push_back (buf);
+ s.push_back (bufsize_as_string (*x));
}
if (!s.empty()) {
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 ()
{
*/
show_buffer_duration ();
- push_state_to_backend (false);
save_state ();
}
}
show_buffer_duration ();
- push_state_to_backend (false);
save_state ();
}
state = new State;
}
- state->backend = backend_combo.get_active_text ();
- state->driver = driver_combo.get_active_text ();
- state->device = device_combo.get_active_text ();
- state->buffer_size = buffer_size_combo.get_active_text ();
- state->sample_rate = sample_rate_combo.get_active_text ();
- state->input_latency = (uint32_t) input_latency.get_value();
- state->output_latency = (uint32_t) output_latency.get_value();
- state->input_channels = (uint32_t) input_channels.get_value();
- state->output_channels = (uint32_t) output_channels.get_value();
+ 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 (state) {
ignore_changes++;
if (!_desired_sample_rate) {
- sample_rate_combo.set_active_text (state->sample_rate);
+ sample_rate_combo.set_active_text (rate_as_string (state->sample_rate));
}
- buffer_size_combo.set_active_text (state->buffer_size);
+ 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.
*/
if ((prop = grandchild->property ("sample-rate")) == 0) {
continue;
}
- state.sample_rate = prop->value ();
+ state.sample_rate = atof (prop->value ());
if ((prop = grandchild->property ("buffer-size")) == 0) {
continue;
}
- state.buffer_size = prop->value ();
+ state.buffer_size = atoi (prop->value ());
if ((prop = grandchild->property ("input-latency")) == 0) {
continue;
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 ((*i).sample_rate);
- buffer_size_combo.set_active_text ((*i).buffer_size);
+ 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--;
-
- push_state_to_backend (false);
break;
}
}
if (!backend) {
return 0;
- }
+ }
+
+ /* figure out what is going to change */
- /* grab the parameters from the GUI and apply them */
+ 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) {
+
+ /* we can control the backend */
- try {
if (backend->requires_driver_selection()) {
- if (backend->set_driver (get_driver())) {
- return -1;
+ if (get_driver() != backend->driver_name()) {
+ change_driver = true;
}
}
- if (backend->set_device_name (get_device_name())) {
- return -1;
+ if (get_device_name() != backend->device_name()) {
+ change_device = true;
}
- if (backend->set_sample_rate (get_rate())) {
- error << string_compose (_("Cannot set sample rate to %1"), get_rate()) << endmsg;
- return -1;
+ if (get_rate() != backend->sample_rate()) {
+ change_rate = true;
}
- if (backend->set_buffer_size (get_buffer_size())) {
- error << string_compose (_("Cannot set buffer size to %1"), get_buffer_size()) << endmsg;
- return -1;
+
+ if (get_buffer_size() != backend->buffer_size()) {
+ change_bufsize = true;
}
- if (backend->set_input_channels (get_input_channels())) {
- error << string_compose (_("Cannot set input channels to %1"), get_input_channels()) << endmsg;
- return -1;
+
+ /* zero-requested channels means "all available" */
+
+ if (ichan == 0) {
+ ichan = backend->input_channels();
}
- if (backend->set_output_channels (get_output_channels())) {
- error << string_compose (_("Cannot set output channels to %1"), get_output_channels()) << endmsg;
- return -1;
+
+ if (ochan == 0) {
+ ochan = backend->output_channels();
}
- 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 (ichan != backend->input_channels()) {
+ change_channels = true;
}
- 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 (ochan != backend->output_channels()) {
+ change_channels = true;
}
- /* get a pointer to the current state object, creating one if
- * necessary
+ if (get_input_latency() != backend->systemic_input_latency() ||
+ get_output_latency() != backend->systemic_output_latency()) {
+ change_latency = true;
+ }
+
+ } else {
+
+ /* we have no control over the backend, meaning that we can
+ * only possibly change sample rate and buffer size.
*/
- State* state = get_saved_state_for_currently_displayed_backend_and_device ();
- if (!state) {
- state = save_state ();
- assert (state);
+ if (get_rate() != backend->sample_rate()) {
+ change_bufsize = true;
}
- /* all off */
-
- for (StateList::iterator i = states.begin(); i != states.end(); ++i) {
- (*i).active = false;
+ if (get_buffer_size() != backend->buffer_size()) {
+ change_bufsize = true;
}
+ }
+
+ if (!_have_control) {
- /* mark this one active (to be used next time the dialog is
- * shown)
+ /* 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.
*/
- state->active = true;
+ 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 (start) {
- if (ARDOUR::AudioEngine::instance()->start()) {
- return -1;
- }
+ if (change_rate) {
+ backend->set_sample_rate (get_rate());
+ }
+
+ if (change_bufsize) {
+ backend->set_buffer_size (get_buffer_size());
}
- manage_control_app_sensitivity ();
+ 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;
+ }
- } catch (...) {
- cerr << "exception thrown...\n";
+ 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;
}
-uint32_t
+void
+EngineControl::post_push ()
+{
+ /* get a pointer to the current state object, creating one if
+ * necessary
+ */
+
+ 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
{
- double r = atof (sample_rate_combo.get_active_text ());
+ float r = atof (sample_rate_combo.get_active_text ());
/* the string may have been translated with an abbreviation for
* thousands, so use a crude heuristic to fix this.
*/
if (r < 1000.0) {
r *= 1000.0;
}
- return lrint (r);
+ return r;
}
+
uint32_t
EngineControl::get_buffer_size () 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
{
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 */
input_latency.set_value (0);
output_latency.set_value (0);
- push_state_to_backend (false);
-
/* 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 ();
- cancel_button->set_sensitive (false);
- ok_button->set_sensitive (false);
- apply_button->set_sensitive (false);
-
} else {
ARDOUR::AudioEngine::instance()->stop_latency_detection();
-
- cancel_button->set_sensitive (true);
- ok_button->set_sensitive (true);
- apply_button->set_sensitive (true);
}
}
}
uint32_t frames_total = mtdm->del();
- cerr << "total = " << frames_total << " delay = " << ARDOUR::AudioEngine::instance()->latency_signal_delay() << endl;
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);
}
return ArdourDialog::on_delete_event (ev);
}
+
projects / ardour.git / blobdiff