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livetrax/gtk2_ardour/engine_dialog.h
Robin Gareus 4050ca5633
Update GPL boilerplate and (C) 
Copyright-holder and year information is extracted from git log.

git history begins in 2005. So (C) from 1998..2005 is lost. Also some
(C) assignment of commits where the committer didn't use --author.
2019-08-03 15:53:15 +02:00

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/*
* Copyright (C) 2007-2012 Carl Hetherington <carl@carlh.net>
* Copyright (C) 2007-2016 Paul Davis <paul@linuxaudiosystems.com>
* Copyright (C) 2008-2009 David Robillard <d@drobilla.net>
* Copyright (C) 2014-2019 Robin Gareus <robin@gareus.org>
* Copyright (C) 2015-2016 Tim Mayberry <mojofunk@gmail.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef __gtk2_ardour_engine_dialog_h__
#define __gtk2_ardour_engine_dialog_h__
#include <map>
#include <vector>
#include <string>
#include <gtkmm/box.h>
#include <gtkmm/button.h>
#include <gtkmm/buttonbox.h>
#include <gtkmm/comboboxtext.h>
#include <gtkmm/checkbutton.h>
#include <gtkmm/expander.h>
#include <gtkmm/notebook.h>
#include <gtkmm/spinbutton.h>
#include <gtkmm/table.h>
#include "pbd/signals.h"
#include "widgets/ardour_button.h"
#include "ardour_dialog.h"
class EngineControl : public ArdourDialog, public PBD::ScopedConnectionList
{
public:
EngineControl ();
~EngineControl ();
static bool need_setup ();
XMLNode& get_state ();
bool set_state (const XMLNode&);
void set_desired_sample_rate (uint32_t);
bool try_autostart ();
private:
Gtk::Notebook notebook;
Gtk::Label engine_status;
/* core fields used by all backends */
Gtk::Table basic_packer;
Gtk::HBox basic_hbox;
Gtk::VBox basic_vbox;
Gtk::ComboBoxText backend_combo;
Gtk::ComboBoxText driver_combo;
Gtk::ComboBoxText device_combo;
Gtk::ComboBoxText input_device_combo;
Gtk::ComboBoxText output_device_combo;
Gtk::ComboBoxText sample_rate_combo;
Gtk::ComboBoxText midi_option_combo;
Gtk::ComboBoxText buffer_size_combo;
Gtk::Label buffer_size_duration_label;
Gtk::ComboBoxText nperiods_combo;
Gtk::Adjustment input_latency_adjustment;
Gtk::SpinButton input_latency;
Gtk::Adjustment output_latency_adjustment;
Gtk::SpinButton output_latency;
Gtk::Adjustment input_channels_adjustment;
Gtk::SpinButton input_channels;
Gtk::Adjustment output_channels_adjustment;
Gtk::SpinButton output_channels;
Gtk::Adjustment ports_adjustment;
Gtk::SpinButton ports_spinner;
Gtk::Label have_control_text;
ArdourWidgets::ArdourButton control_app_button;
ArdourWidgets::ArdourButton midi_devices_button;
ArdourWidgets::ArdourButton start_stop_button;
ArdourWidgets::ArdourButton update_devices_button;
ArdourWidgets::ArdourButton use_buffered_io_button;
Gtk::Button connect_disconnect_button;
/* latency measurement */
class ChannelNameCols : public Gtk::TreeModelColumnRecord
{
public:
ChannelNameCols () {
add (pretty_name);
add (port_name);
}
Gtk::TreeModelColumn<std::string> pretty_name;
Gtk::TreeModelColumn<std::string> port_name;
};
ChannelNameCols lm_output_channel_cols;
Glib::RefPtr<Gtk::ListStore> lm_output_channel_list;
Gtk::ComboBox lm_output_channel_combo;
ChannelNameCols lm_input_channel_cols;
Glib::RefPtr<Gtk::ListStore> lm_input_channel_list;
Gtk::ComboBox lm_input_channel_combo;
Gtk::Label lm_measure_label;
Gtk::Button lm_measure_button;
Gtk::Button lm_use_button;
Gtk::Button lm_back_button;
ArdourWidgets::ArdourButton lm_button_audio;
Gtk::Label lm_title;
Gtk::Label lm_preamble;
Gtk::Label lm_results;
Gtk::Table lm_table;
Gtk::VBox lm_vbox;
bool have_lm_results;
bool lm_running;
/* MIDI Tab */
Gtk::VBox midi_vbox;
Gtk::Button midi_back_button;
Gtk::Table midi_device_table;
/* MIDI ... JACK */
Gtk::CheckButton aj_button;
uint32_t ignore_changes; // state save/load
uint32_t ignore_device_changes; // AudioEngine::DeviceListChanged
uint32_t _desired_sample_rate;
bool started_at_least_once;
bool queue_device_changed;
void driver_changed ();
void backend_changed ();
void sample_rate_changed ();
void buffer_size_changed ();
void nperiods_changed ();
void parameter_changed ();
void midi_option_changed ();
void setup_midi_tab_for_backend ();
void setup_midi_tab_for_jack ();
void refresh_midi_display (std::string focus = "");
void update_midi_options ();
std::string bufsize_as_string (uint32_t);
std::string nperiods_as_string (uint32_t);
std::vector<float> get_default_sample_rates ();
std::vector<uint32_t> get_default_buffer_sizes ();
std::vector<float> get_sample_rates_for_all_devices ();
std::vector<uint32_t> get_buffer_sizes_for_all_devices ();
float get_rate() const;
uint32_t get_buffer_size() const;
uint32_t get_nperiods() const;
uint32_t get_input_channels() const;
uint32_t get_output_channels() const;
uint32_t get_input_latency() const;
uint32_t get_output_latency() const;
std::string get_device_name() const;
std::string get_input_device_name() const;
std::string get_output_device_name() const;
std::string get_driver() const;
std::string get_backend() const;
std::string get_midi_option () const;
bool get_use_buffered_io () const;
std::string get_default_device (const std::string&,
const std::vector<std::string>&);
void device_changed ();
void input_device_changed ();
void output_device_changed ();
bool set_driver_popdown_strings ();
bool set_device_popdown_strings ();
bool set_input_device_popdown_strings ();
bool set_output_device_popdown_strings ();
void set_samplerate_popdown_strings ();
void set_buffersize_popdown_strings ();
void set_nperiods_popdown_strings ();
void list_devices ();
void show_buffer_duration ();
void configure_midi_devices ();
struct MidiDeviceSetting {
std::string name;
bool enabled;
uint32_t input_latency;
uint32_t output_latency;
MidiDeviceSetting (std::string n, bool en = true, uint32_t inl = 0, uint32_t oul = 0)
: name (n)
, enabled (en)
, input_latency (inl)
, output_latency (oul)
{}
};
typedef boost::shared_ptr<MidiDeviceSetting> MidiDeviceSettings;
bool _can_set_midi_latencies;
std::vector<MidiDeviceSettings> _midi_devices;
MidiDeviceSettings find_midi_device(std::string devicename) const {
for (std::vector<MidiDeviceSettings>::const_iterator p = _midi_devices.begin(); p != _midi_devices.end(); ++p) {
if ((*p)->name == devicename) {
return *p;
}
}
return MidiDeviceSettings();
}
struct StateStruct {
std::string backend;
std::string driver;
std::string device;
std::string input_device;
std::string output_device;
float sample_rate;
uint32_t buffer_size;
uint32_t n_periods;
uint32_t input_latency;
uint32_t output_latency;
uint32_t input_channels;
uint32_t output_channels;
bool active;
bool use_buffered_io;
std::string midi_option;
std::vector<MidiDeviceSettings> midi_devices;
time_t lru;
StateStruct()
: sample_rate (48000)
, buffer_size (1024)
, input_latency (0)
, output_latency (0)
, input_channels (0)
, output_channels (0)
, active (false)
, use_buffered_io (false)
, lru (0)
{}
};
typedef boost::shared_ptr<StateStruct> State;
typedef std::list<State> StateList;
static bool state_sort_cmp (const State &a, const State &b);
StateList states;
State get_matching_state (const std::string& backend);
State get_matching_state (const std::string& backend,
const std::string& driver,
const std::string& device);
State get_matching_state (const std::string& backend,
const std::string& driver,
const std::string& input_device,
const std::string& output_device);
State get_saved_state_for_currently_displayed_backend_and_device ();
void maybe_display_saved_state ();
State save_state ();
void store_state (State);
bool equivalent_states (const State&, const State&);
bool set_current_state (const State& state);
void set_default_state ();
bool _have_control;
static bool print_channel_count (Gtk::SpinButton*);
void build_notebook ();
void build_full_control_notebook ();
void build_no_control_notebook ();
void connect_changed_signals ();
void block_changed_signals ();
void unblock_changed_signals ();
class SignalBlocker
{
public:
SignalBlocker (EngineControl& engine_control, const std::string& reason);
~SignalBlocker ();
private:
EngineControl& ec;
std::string m_reason;
};
uint32_t block_signals;
sigc::connection backend_combo_connection;
sigc::connection driver_combo_connection;
sigc::connection sample_rate_combo_connection;
sigc::connection buffer_size_combo_connection;
sigc::connection nperiods_combo_connection;
sigc::connection device_combo_connection;
sigc::connection input_device_combo_connection;
sigc::connection output_device_combo_connection;
sigc::connection midi_option_combo_connection;
sigc::connection input_latency_connection;
sigc::connection output_latency_connection;
sigc::connection input_channels_connection;
sigc::connection output_channels_connection;
void on_show ();
void on_map ();
void control_app_button_clicked ();
void start_stop_button_clicked ();
void update_devices_button_clicked ();
void use_buffered_io_button_clicked ();
void use_latency_button_clicked ();
void manage_control_app_sensitivity ();
int push_state_to_backend (bool start);
void post_push ();
void update_sensitivity ();
bool start_engine ();
bool stop_engine (bool for_latency = false);
/* latency measurement */
void latency_button_clicked ();
void latency_back_button_clicked ();
bool check_audio_latency_measurement ();
bool check_midi_latency_measurement ();
sigc::connection latency_timeout;
void enable_latency_tab ();
void disable_latency_tab ();
void start_latency_detection ();
void end_latency_detection ();
void on_switch_page (GtkNotebookPage*, guint page_num);
bool on_delete_event (GdkEventAny*);
void engine_running ();
void engine_stopped ();
void device_list_changed ();
PBD::ScopedConnection running_connection;
PBD::ScopedConnectionList stopped_connection;
PBD::ScopedConnection devicelist_connection;
void connect_disconnect_click ();
void calibrate_audio_latency ();
void calibrate_midi_latency (MidiDeviceSettings);
MidiDeviceSettings _measure_midi;
void midi_latency_adjustment_changed(Gtk::Adjustment *, MidiDeviceSettings, bool);
void midi_device_enabled_toggled(ArdourWidgets::ArdourButton *, MidiDeviceSettings);
sigc::connection lm_back_button_signal;
};
#endif /* __gtk2_ardour_engine_dialog_h__ */
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