#include <audioengine.h>

Inheritance diagram for ARDOUR::AudioEngine:

Classes
class	NoBackendAvailable

Public Types
enum	LatencyMeasurement { MeasureNone , MeasureAudio , MeasureMIDI }

enum	TimingTypes { ProcessCallback = 0 , NTT = 1 }

Public Types inherited from ARDOUR::PortManager
typedef std::map< std::string, std::shared_ptr< Port >, SortByPortName >	Ports

typedef std::list< std::shared_ptr< Port > >	PortList

typedef std::shared_ptr< CircularSampleBuffer >	AudioPortScope

typedef std::shared_ptr< CircularEventBuffer >	MIDIPortMonitor

typedef std::shared_ptr< DPM >	AudioPortMeter

typedef std::shared_ptr< MPM >	MIDIPortMeter

typedef std::map< std::string, AudioInputPort, SortByPortName >	AudioInputPorts

typedef std::map< std::string, MIDIInputPort, SortByPortName >	MIDIInputPorts

Public Member Functions
virtual	~AudioEngine ()

int	discover_backends ()

std::vector< const AudioBackendInfo * >	available_backends () const

std::string	current_backend_name () const

std::shared_ptr< AudioBackend >	set_backend (const std::string &, const std::string &arg1, const std::string &arg2)

std::shared_ptr< AudioBackend >	current_backend () const

bool	setup_required () const

bool	is_jack () const

ProcessThread *	main_thread () const

int	start (bool for_latency_measurement=false)

int	stop (bool for_latency_measurement=false)

int	freewheel (bool start_stop)

float	get_dsp_load () const

void	transport_start ()

void	transport_stop ()

TransportState	transport_state ()

void	transport_locate (samplepos_t pos)

samplepos_t	transport_sample ()

samplecnt_t	sample_rate () const

pframes_t	samples_per_cycle () const

int	usecs_per_cycle () const

size_t	raw_buffer_size (DataType t)

samplepos_t	sample_time ()

samplepos_t	sample_time_at_cycle_start ()

pframes_t	samples_since_cycle_start ()

bool	get_sync_offset (pframes_t &offset) const

std::string	get_last_backend_error () const

int	create_process_thread (std::function< void()> func)

int	join_process_threads ()

bool	in_process_thread ()

uint32_t	process_thread_count ()

int	backend_reset_requested ()

void	request_backend_reset ()

void	request_device_list_update ()

void	launch_device_control_app ()

bool	is_reset_requested () const

int	set_device_name (const std::string &)

int	set_sample_rate (float)

int	set_buffer_size (uint32_t)

int	set_interleaved (bool yn)

int	set_systemic_input_latency (uint32_t)

int	set_systemic_output_latency (uint32_t)

bool	freewheeling () const

bool	running () const

std::string	backend_id (bool for_input)

Glib::Threads::Mutex &	process_lock ()

Glib::Threads::Mutex &	latency_lock ()

int	request_buffer_size (pframes_t samples)

samplecnt_t	processed_samples () const

void	set_session (Session *)

void	remove_session ()

Session *	session () const

void	split_cycle (pframes_t offset)

int	reset_timebase ()

void	update_latencies ()

void	died ()

int	process_callback (pframes_t nframes)

int	buffer_size_change (pframes_t nframes)

int	sample_rate_change (pframes_t nframes)

void	freewheel_callback (bool)

void	timebase_callback (TransportState state, pframes_t nframes, samplepos_t pos, int new_position)

int	sync_callback (TransportState state, samplepos_t position)

int	port_registration_callback ()

void	latency_callback (bool for_playback)

void	halted_callback (const char *reason)

MTDM *	mtdm ()

MIDIDM *	mididm ()

int	prepare_for_latency_measurement ()

int	start_latency_detection (bool)

void	stop_latency_detection ()

void	set_latency_input_port (const std::string &)

void	set_latency_output_port (const std::string &)

uint32_t	latency_signal_delay () const

LatencyMeasurement	measuring_latency () const

void	reset_silence_countdown ()

void	add_pending_port_deletion (Port *)

void	queue_latency_update (bool)

Public Member Functions inherited from ARDOUR::PortManager
	PortManager ()

virtual	~PortManager ()

PortEngine &	port_engine ()

uint32_t	port_name_size () const

std::string	my_name () const

size_t	total_port_count () const

size_t	session_port_count () const

void	list_cycle_ports () const

void	list_all_ports () const

std::shared_ptr< Port >	register_input_port (DataType, const std::string &portname, bool async=false, PortFlags extra_flags=PortFlags(0))

std::shared_ptr< Port >	register_output_port (DataType, const std::string &portname, bool async=false, PortFlags extra_flags=PortFlags(0))

int	unregister_port (std::shared_ptr< Port >)

int	connect (const std::string &source, const std::string &destination)

int	disconnect (const std::string &source, const std::string &destination)

int	disconnect (std::shared_ptr< Port >)

int	disconnect (std::string const &)

int	reestablish_ports ()

int	reconnect_ports (Session *s=nullptr)

bool	connected (const std::string &)

bool	physically_connected (const std::string &)

int	get_connections (const std::string &, std::vector< std::string > &, bool process_context_safe=true)

std::shared_ptr< Port >	get_port_by_name (const std::string &)

void	port_renamed (const std::string &, const std::string &)

std::string	make_port_name_relative (const std::string &name) const

std::string	make_port_name_non_relative (const std::string &name) const

std::string	get_pretty_name_by_name (const std::string &portname) const

std::string	get_hardware_port_name_by_name (const std::string &portname) const

std::string	short_port_name_from_port_name (std::string const &full_name) const

bool	port_is_mine (const std::string &fullname) const

bool	port_is_physical (const std::string &) const

void	get_physical_outputs (DataType type, std::vector< std::string > &, MidiPortFlags include=MidiPortFlags(0), MidiPortFlags exclude=MidiPortFlags(0))

void	get_physical_inputs (DataType type, std::vector< std::string > &, MidiPortFlags include=MidiPortFlags(0), MidiPortFlags exclude=MidiPortFlags(0))

ChanCount	n_physical_outputs () const

ChanCount	n_physical_inputs () const

int	get_ports (const std::string &port_name_pattern, DataType type, PortFlags flags, std::vector< std::string > &)

int	get_ports (DataType, PortList &)

void	set_port_pretty_name (std::string const &, std::string const &)

void	remove_session_ports ()

void	reinit (bool with_ratio=false)

void	clear_pending_port_deletions ()

PBD::RingBuffer< Port * > &	port_deletions_pending ()

bool	check_for_ambiguous_latency (bool log=false) const

bool	can_request_input_monitoring () const

void	request_input_monitoring (const std::string &, bool) const

void	ensure_input_monitoring (const std::string &, bool) const

void	registration_callback ()

int	graph_order_callback ()

void	connect_callback (const std::string &, const std::string &, bool connection)

bool	port_remove_in_progress () const

MidiPortFlags	midi_port_metadata (std::string const &)

void	get_configurable_midi_ports (std::vector< std::string > &, bool for_input)

void	get_midi_selection_ports (std::vector< std::string > &)

void	add_midi_port_flags (std::string const &, MidiPortFlags)

void	remove_midi_port_flags (std::string const &, MidiPortFlags)

void	reset_input_meters ()

AudioInputPorts	audio_input_ports () const

MIDIInputPorts	midi_input_ports () const

MonitorPort &	monitor_port ()

Public Member Functions inherited from ARDOUR::SessionHandlePtr
	SessionHandlePtr (ARDOUR::Session *s)

	SessionHandlePtr ()

virtual	~SessionHandlePtr ()

Static Public Member Functions
static AudioEngine *	create ()

static AudioEngine *	instance ()

static void	destroy ()

static bool	thread_initialised_for_audio_processing ()

static void	thread_init_callback (void *)

Static Public Member Functions inherited from ARDOUR::PortManager
static void	falloff_cache_calc (pframes_t, samplecnt_t)

static bool	port_is_virtual_piano (std::string const &)

static bool	port_is_control_only (std::string const &)

static bool	port_is_physical_input_monitor_enable (std::string const &)

Public Attributes
PBD::Signal< void(pframes_t)>	Freewheel

PBD::Signal< void()>	Xrun

PBD::Signal< void(samplecnt_t)>	SampleRateChanged

PBD::Signal< void(pframes_t)>	BufferSizeChanged

PBD::Signal< void()>	DeviceError

PBD::Signal< void()>	DeviceListChanged

PBD::Signal< void(const char *)>	Halted

PBD::Signal< void(uint32_t)>	Running

PBD::Signal< void()>	Stopped

PBD::Signal< void()>	DeviceResetStarted

PBD::Signal< void()>	DeviceResetFinished

PBD::Signal< void()>	BecameSilent

PBD::TimingStats	dsp_stats [NTT]

Public Attributes inherited from ARDOUR::PortManager
PBD::Signal< void()>	MidiSelectionPortsChanged

PBD::Signal< void()>	MidiPortInfoChanged

PBD::Signal< void(std::string)>	PortPrettyNameChanged

PBD::Signal< void()>	GraphReordered

PBD::Signal< void()>	PortRegisteredOrUnregistered

PBD::Signal< void(std::weak_ptr< Port >, std::string, std::weak_ptr< Port >, std::string, bool)>	PortConnectedOrDisconnected

PBD::Signal< void(DataType, std::vector< std::string >, bool)>	PhysInputChanged

Private Types
typedef std::map< std::string, AudioBackendInfo * >	BackendMap

Private Member Functions
	AudioEngine ()

void	start_hw_event_processing ()

void	stop_hw_event_processing ()

void	do_reset_backend ()

void	do_devicelist_update ()

AudioBackendInfo *	backend_discover (const std::string &)

void	drop_backend ()

Private Attributes
Glib::Threads::Mutex	_process_lock

Glib::Threads::Mutex	_latency_lock

Glib::Threads::RecMutex	_state_lock

Glib::Threads::Cond	session_removed

bool	session_remove_pending

sampleoffset_t	session_removal_countdown

bool	session_deleted

gain_t	session_removal_gain

gain_t	session_removal_gain_step

bool	_running

bool	_freewheeling

samplecnt_t	monitor_check_interval
	number of samples between each check for changes in monitor input More...

samplecnt_t	last_monitor_check
	time of the last monitor check in samples More...

samplecnt_t	_processed_samples
	the number of samples processed since start() was called More...

ProcessThread *	_main_thread

MTDM *	_mtdm

MIDIDM *	_mididm

LatencyMeasurement	_measuring_latency

PortEngine::PortPtr	_latency_input_port

PortEngine::PortPtr	_latency_output_port

samplecnt_t	_latency_flush_samples

std::string	_latency_input_name

std::string	_latency_output_name

samplecnt_t	_latency_signal_latency

bool	_stopped_for_latency

bool	_started_for_latency

bool	_in_destructor

std::string	_last_backend_error_string

PBD::Thread *	_hw_reset_event_thread

std::atomic< int >	_hw_reset_request_count

Glib::Threads::Cond	_hw_reset_condition

Glib::Threads::Mutex	_reset_request_lock

std::atomic< int >	_stop_hw_reset_processing

PBD::Thread *	_hw_devicelist_update_thread

std::atomic< int >	_hw_devicelist_update_count

Glib::Threads::Cond	_hw_devicelist_update_condition

Glib::Threads::Mutex	_devicelist_update_lock

std::atomic< int >	_stop_hw_devicelist_processing

uint32_t	_start_cnt

uint32_t	_init_countdown

std::atomic< int >	_pending_playback_latency_callback

std::atomic< int >	_pending_capture_latency_callback

BackendMap	_backends

Static Private Attributes
static AudioEngine *	_instance

Additional Inherited Members
Protected Member Functions inherited from ARDOUR::PortManager
std::shared_ptr< Port >	register_port (DataType type, const std::string &portname, bool input, bool async=false, PortFlags extra_flags=PortFlags(0))

void	port_registration_failure (const std::string &portname)

void	silence (pframes_t nframes, Session *s=0)

void	silence_outputs (pframes_t nframes)

void	check_monitoring ()

void	cycle_start (pframes_t nframes, Session *s=0)

void	cycle_end (pframes_t nframes, Session *s=0)

void	cycle_end_fade_out (gain_t, gain_t, pframes_t, Session *s=0)

void	filter_midi_ports (std::vector< std::string > &, MidiPortFlags, MidiPortFlags)

void	set_port_buffer_sizes (pframes_t)

Protected Member Functions inherited from ARDOUR::SessionHandlePtr
virtual void	session_going_away ()

Static Protected Member Functions inherited from ARDOUR::PortManager
static std::string	port_info_file ()

static std::string	midi_port_info_file ()

Protected Attributes inherited from ARDOUR::PortManager
std::shared_ptr< AudioBackend >	_backend

SerializedRCUManager< Ports >	_ports

bool	_port_remove_in_progress

PBD::RingBuffer< Port * >	_port_deletions_pending

std::shared_ptr< Ports const >	_cycle_ports

Protected Attributes inherited from ARDOUR::SessionHandlePtr
ARDOUR::Session *	_session

PBD::ScopedConnectionList	_session_connections

Detailed Description

Definition at line 63 of file audioengine.h.

Member Typedef Documentation

◆ BackendMap

typedef std::map<std::string,AudioBackendInfo*> ARDOUR::AudioEngine::BackendMap

private

Definition at line 317 of file audioengine.h.

Member Enumeration Documentation

◆ LatencyMeasurement

enum ARDOUR::AudioEngine::LatencyMeasurement

Enumerator
MeasureNone
MeasureAudio
MeasureMIDI

Definition at line 230 of file audioengine.h.

◆ TimingTypes

enum ARDOUR::AudioEngine::TimingTypes

Enumerator
ProcessCallback
NTT

Definition at line 251 of file audioengine.h.

Constructor & Destructor Documentation

◆ ~AudioEngine()

virtual ARDOUR::AudioEngine::~AudioEngine ( )

virtual

◆ AudioEngine()

ARDOUR::AudioEngine::AudioEngine ( )

private

Member Function Documentation

◆ add_pending_port_deletion()

void ARDOUR::AudioEngine::add_pending_port_deletion ( Port * )

virtual

Implements ARDOUR::PortManager.

◆ available_backends()

std::vector<const AudioBackendInfo*> ARDOUR::AudioEngine::available_backends ( ) const

◆ backend_discover()

AudioBackendInfo* ARDOUR::AudioEngine::backend_discover ( const std::string & )

private

◆ backend_id()

std::string ARDOUR::AudioEngine::backend_id ( bool for_input )

◆ backend_reset_requested()

int ARDOUR::AudioEngine::backend_reset_requested ( )

◆ buffer_size_change()

int ARDOUR::AudioEngine::buffer_size_change ( pframes_t nframes )

◆ create()

static AudioEngine* ARDOUR::AudioEngine::create ( )

static

◆ create_process_thread()

int ARDOUR::AudioEngine::create_process_thread ( std::function< void()> func )

◆ current_backend()

std::shared_ptr<AudioBackend> ARDOUR::AudioEngine::current_backend ( ) const

inline

Definition at line 75 of file audioengine.h.

◆ current_backend_name()

std::string ARDOUR::AudioEngine::current_backend_name ( ) const

◆ destroy()

static void ARDOUR::AudioEngine::destroy ( )

static

◆ died()

void ARDOUR::AudioEngine::died ( )

◆ discover_backends()

int ARDOUR::AudioEngine::discover_backends ( )

◆ do_devicelist_update()

void ARDOUR::AudioEngine::do_devicelist_update ( )

private

◆ do_reset_backend()

void ARDOUR::AudioEngine::do_reset_backend ( )

private

◆ drop_backend()

void ARDOUR::AudioEngine::drop_backend ( )

private

◆ freewheel()

int ARDOUR::AudioEngine::freewheel ( bool start_stop )

◆ freewheel_callback()

void ARDOUR::AudioEngine::freewheel_callback ( bool )

◆ freewheeling()

bool ARDOUR::AudioEngine::freewheeling ( ) const

inline

Definition at line 129 of file audioengine.h.

◆ get_dsp_load()

float ARDOUR::AudioEngine::get_dsp_load ( ) const

◆ get_last_backend_error()

std::string ARDOUR::AudioEngine::get_last_backend_error ( ) const

inline

Definition at line 105 of file audioengine.h.

◆ get_sync_offset()

bool ARDOUR::AudioEngine::get_sync_offset ( pframes_t & offset ) const

◆ halted_callback()

void ARDOUR::AudioEngine::halted_callback ( const char * reason )

◆ in_process_thread()

bool ARDOUR::AudioEngine::in_process_thread ( )

◆ instance()

static AudioEngine* ARDOUR::AudioEngine::instance ( )

inlinestatic

Definition at line 196 of file audioengine.h.

◆ is_jack()

bool ARDOUR::AudioEngine::is_jack ( ) const

◆ is_reset_requested()

bool ARDOUR::AudioEngine::is_reset_requested ( ) const

inline

Definition at line 118 of file audioengine.h.

◆ join_process_threads()

int ARDOUR::AudioEngine::join_process_threads ( )

◆ latency_callback()

void ARDOUR::AudioEngine::latency_callback ( bool for_playback )

◆ latency_lock()

Glib::Threads::Mutex& ARDOUR::AudioEngine::latency_lock ( )

inline

Definition at line 135 of file audioengine.h.

◆ latency_signal_delay()

uint32_t ARDOUR::AudioEngine::latency_signal_delay ( ) const

inline

Definition at line 228 of file audioengine.h.

◆ launch_device_control_app()

void ARDOUR::AudioEngine::launch_device_control_app ( )

◆ main_thread()

ProcessThread* ARDOUR::AudioEngine::main_thread ( ) const

inline

Definition at line 79 of file audioengine.h.

◆ measuring_latency()

LatencyMeasurement ARDOUR::AudioEngine::measuring_latency ( ) const

inline

Definition at line 236 of file audioengine.h.

◆ mididm()

MIDIDM* ARDOUR::AudioEngine::mididm ( )

inline

Definition at line 221 of file audioengine.h.

◆ mtdm()

MTDM* ARDOUR::AudioEngine::mtdm ( )

inline

Definition at line 220 of file audioengine.h.

◆ port_registration_callback()

int ARDOUR::AudioEngine::port_registration_callback ( )

◆ prepare_for_latency_measurement()

int ARDOUR::AudioEngine::prepare_for_latency_measurement ( )

◆ process_callback()

int ARDOUR::AudioEngine::process_callback ( pframes_t nframes )

◆ process_lock()

Glib::Threads::Mutex& ARDOUR::AudioEngine::process_lock ( )

inline

Definition at line 134 of file audioengine.h.

◆ process_thread_count()

uint32_t ARDOUR::AudioEngine::process_thread_count ( )

◆ processed_samples()

samplecnt_t ARDOUR::AudioEngine::processed_samples ( ) const

inline

Definition at line 141 of file audioengine.h.

◆ queue_latency_update()

void ARDOUR::AudioEngine::queue_latency_update ( bool )

◆ raw_buffer_size()

size_t ARDOUR::AudioEngine::raw_buffer_size ( DataType t )

◆ remove_session()

void ARDOUR::AudioEngine::remove_session ( )

◆ request_backend_reset()

void ARDOUR::AudioEngine::request_backend_reset ( )

◆ request_buffer_size()

int ARDOUR::AudioEngine::request_buffer_size ( pframes_t samples )

inline

Definition at line 137 of file audioengine.h.

◆ request_device_list_update()

void ARDOUR::AudioEngine::request_device_list_update ( )

◆ reset_silence_countdown()

void ARDOUR::AudioEngine::reset_silence_countdown ( )

◆ reset_timebase()

int ARDOUR::AudioEngine::reset_timebase ( )

◆ running()

bool ARDOUR::AudioEngine::running ( ) const

inline

Definition at line 130 of file audioengine.h.

◆ sample_rate()

samplecnt_t ARDOUR::AudioEngine::sample_rate ( ) const

◆ sample_rate_change()

int ARDOUR::AudioEngine::sample_rate_change ( pframes_t nframes )

◆ sample_time()

samplepos_t ARDOUR::AudioEngine::sample_time ( )

◆ sample_time_at_cycle_start()

samplepos_t ARDOUR::AudioEngine::sample_time_at_cycle_start ( )

◆ samples_per_cycle()

pframes_t ARDOUR::AudioEngine::samples_per_cycle ( ) const

◆ samples_since_cycle_start()

pframes_t ARDOUR::AudioEngine::samples_since_cycle_start ( )

◆ session()

Session* ARDOUR::AudioEngine::session ( ) const

inlinevirtual

Reimplemented from ARDOUR::SessionHandlePtr.

Definition at line 145 of file audioengine.h.

◆ set_backend()

std::shared_ptr<AudioBackend> ARDOUR::AudioEngine::set_backend	(	const std::string &	,
		const std::string &	arg1,
		const std::string &	arg2
	)

◆ set_buffer_size()

int ARDOUR::AudioEngine::set_buffer_size ( uint32_t )

◆ set_device_name()

int ARDOUR::AudioEngine::set_device_name ( const std::string & )

◆ set_interleaved()

int ARDOUR::AudioEngine::set_interleaved ( bool yn )

◆ set_latency_input_port()

void ARDOUR::AudioEngine::set_latency_input_port ( const std::string & )

◆ set_latency_output_port()

void ARDOUR::AudioEngine::set_latency_output_port ( const std::string & )

◆ set_sample_rate()

int ARDOUR::AudioEngine::set_sample_rate ( float )

◆ set_session()

void ARDOUR::AudioEngine::set_session ( Session * )

virtual

Reimplemented from ARDOUR::SessionHandlePtr.

◆ set_systemic_input_latency()

int ARDOUR::AudioEngine::set_systemic_input_latency ( uint32_t )

◆ set_systemic_output_latency()

int ARDOUR::AudioEngine::set_systemic_output_latency ( uint32_t )

◆ setup_required()

bool ARDOUR::AudioEngine::setup_required ( ) const

◆ split_cycle()

void ARDOUR::AudioEngine::split_cycle ( pframes_t offset )

◆ start()

int ARDOUR::AudioEngine::start ( bool for_latency_measurement = false )

◆ start_hw_event_processing()

void ARDOUR::AudioEngine::start_hw_event_processing ( )

private

◆ start_latency_detection()

int ARDOUR::AudioEngine::start_latency_detection ( bool )

◆ stop()

int ARDOUR::AudioEngine::stop ( bool for_latency_measurement = false )

◆ stop_hw_event_processing()

void ARDOUR::AudioEngine::stop_hw_event_processing ( )

private

◆ stop_latency_detection()

void ARDOUR::AudioEngine::stop_latency_detection ( )

◆ sync_callback()

int ARDOUR::AudioEngine::sync_callback	(	TransportState	state,
		samplepos_t	position
	)

◆ thread_init_callback()

static void ARDOUR::AudioEngine::thread_init_callback ( void * )

static

◆ thread_initialised_for_audio_processing()

static bool ARDOUR::AudioEngine::thread_initialised_for_audio_processing ( )

static

◆ timebase_callback()

void ARDOUR::AudioEngine::timebase_callback	(	TransportState	state,
		pframes_t	nframes,
		samplepos_t	pos,
		int	new_position
	)

◆ transport_locate()

void ARDOUR::AudioEngine::transport_locate ( samplepos_t pos )

◆ transport_sample()

samplepos_t ARDOUR::AudioEngine::transport_sample ( )

◆ transport_start()

void ARDOUR::AudioEngine::transport_start ( )

◆ transport_state()

TransportState ARDOUR::AudioEngine::transport_state ( )

◆ transport_stop()

void ARDOUR::AudioEngine::transport_stop ( )

◆ update_latencies()

void ARDOUR::AudioEngine::update_latencies ( )

◆ usecs_per_cycle()

int ARDOUR::AudioEngine::usecs_per_cycle ( ) const

Member Data Documentation

◆ _backends

BackendMap ARDOUR::AudioEngine::_backends

private

Definition at line 318 of file audioengine.h.

◆ _devicelist_update_lock

Glib::Threads::Mutex ARDOUR::AudioEngine::_devicelist_update_lock

private

Definition at line 305 of file audioengine.h.

◆ _freewheeling

bool ARDOUR::AudioEngine::_freewheeling

private

Definition at line 274 of file audioengine.h.

◆ _hw_devicelist_update_condition

Glib::Threads::Cond ARDOUR::AudioEngine::_hw_devicelist_update_condition

private

Definition at line 304 of file audioengine.h.

◆ _hw_devicelist_update_count

std::atomic<int> ARDOUR::AudioEngine::_hw_devicelist_update_count

private

Definition at line 303 of file audioengine.h.

◆ _hw_devicelist_update_thread

PBD::Thread* ARDOUR::AudioEngine::_hw_devicelist_update_thread

private

Definition at line 302 of file audioengine.h.

◆ _hw_reset_condition

Glib::Threads::Cond ARDOUR::AudioEngine::_hw_reset_condition

private

Definition at line 299 of file audioengine.h.

◆ _hw_reset_event_thread

PBD::Thread* ARDOUR::AudioEngine::_hw_reset_event_thread

private

Definition at line 297 of file audioengine.h.

◆ _hw_reset_request_count

std::atomic<int> ARDOUR::AudioEngine::_hw_reset_request_count

private

Definition at line 298 of file audioengine.h.

◆ _in_destructor

bool ARDOUR::AudioEngine::_in_destructor

private

Definition at line 293 of file audioengine.h.

◆ _init_countdown

uint32_t ARDOUR::AudioEngine::_init_countdown

private

Definition at line 308 of file audioengine.h.

◆ _instance

AudioEngine* ARDOUR::AudioEngine::_instance

staticprivate

Definition at line 262 of file audioengine.h.

◆ _last_backend_error_string

std::string ARDOUR::AudioEngine::_last_backend_error_string

private

Definition at line 295 of file audioengine.h.

◆ _latency_flush_samples

samplecnt_t ARDOUR::AudioEngine::_latency_flush_samples

private

Definition at line 287 of file audioengine.h.

◆ _latency_input_name

std::string ARDOUR::AudioEngine::_latency_input_name

private

Definition at line 288 of file audioengine.h.

◆ _latency_input_port

PortEngine::PortPtr ARDOUR::AudioEngine::_latency_input_port

private

Definition at line 285 of file audioengine.h.

◆ _latency_lock

Glib::Threads::Mutex ARDOUR::AudioEngine::_latency_lock

private

Definition at line 265 of file audioengine.h.

◆ _latency_output_name

std::string ARDOUR::AudioEngine::_latency_output_name

private

Definition at line 289 of file audioengine.h.

◆ _latency_output_port

PortEngine::PortPtr ARDOUR::AudioEngine::_latency_output_port

private

Definition at line 286 of file audioengine.h.

◆ _latency_signal_latency

samplecnt_t ARDOUR::AudioEngine::_latency_signal_latency

private

Definition at line 290 of file audioengine.h.

◆ _main_thread

ProcessThread* ARDOUR::AudioEngine::_main_thread

private

Definition at line 281 of file audioengine.h.

◆ _measuring_latency

LatencyMeasurement ARDOUR::AudioEngine::_measuring_latency

private

Definition at line 284 of file audioengine.h.

◆ _mididm

MIDIDM* ARDOUR::AudioEngine::_mididm

private

Definition at line 283 of file audioengine.h.

◆ _mtdm

MTDM* ARDOUR::AudioEngine::_mtdm

private

Definition at line 282 of file audioengine.h.

◆ _pending_capture_latency_callback

std::atomic<int> ARDOUR::AudioEngine::_pending_capture_latency_callback

private

Definition at line 310 of file audioengine.h.

◆ _pending_playback_latency_callback

std::atomic<int> ARDOUR::AudioEngine::_pending_playback_latency_callback

private

Definition at line 309 of file audioengine.h.

◆ _process_lock

Glib::Threads::Mutex ARDOUR::AudioEngine::_process_lock

private

Definition at line 264 of file audioengine.h.

◆ _processed_samples

samplecnt_t ARDOUR::AudioEngine::_processed_samples

private

the number of samples processed since start() was called

Definition at line 280 of file audioengine.h.

◆ _reset_request_lock

Glib::Threads::Mutex ARDOUR::AudioEngine::_reset_request_lock

private

Definition at line 300 of file audioengine.h.

◆ _running

bool ARDOUR::AudioEngine::_running

private

Definition at line 273 of file audioengine.h.

◆ _start_cnt

uint32_t ARDOUR::AudioEngine::_start_cnt

private

Definition at line 307 of file audioengine.h.

◆ _started_for_latency

bool ARDOUR::AudioEngine::_started_for_latency

private

Definition at line 292 of file audioengine.h.

◆ _state_lock

Glib::Threads::RecMutex ARDOUR::AudioEngine::_state_lock

private

Definition at line 266 of file audioengine.h.

◆ _stop_hw_devicelist_processing

std::atomic<int> ARDOUR::AudioEngine::_stop_hw_devicelist_processing

private

Definition at line 306 of file audioengine.h.

◆ _stop_hw_reset_processing

std::atomic<int> ARDOUR::AudioEngine::_stop_hw_reset_processing

private

Definition at line 301 of file audioengine.h.

◆ _stopped_for_latency

bool ARDOUR::AudioEngine::_stopped_for_latency

private

Definition at line 291 of file audioengine.h.

◆ BecameSilent

PBD::Signal<void()> ARDOUR::AudioEngine::BecameSilent

Definition at line 245 of file audioengine.h.

◆ BufferSizeChanged

PBD::Signal<void(pframes_t)> ARDOUR::AudioEngine::BufferSizeChanged

this signal is emitted if the buffer size changes

Definition at line 170 of file audioengine.h.

◆ DeviceError

PBD::Signal<void()> ARDOUR::AudioEngine::DeviceError

this signal is emitted if the device cannot operate properly

Definition at line 173 of file audioengine.h.

◆ DeviceListChanged

PBD::Signal<void()> ARDOUR::AudioEngine::DeviceListChanged

Definition at line 177 of file audioengine.h.

◆ DeviceResetFinished

PBD::Signal<void()> ARDOUR::AudioEngine::DeviceResetFinished

Definition at line 194 of file audioengine.h.

◆ DeviceResetStarted

PBD::Signal<void()> ARDOUR::AudioEngine::DeviceResetStarted

Definition at line 193 of file audioengine.h.

◆ dsp_stats

PBD::TimingStats ARDOUR::AudioEngine::dsp_stats[NTT]

Definition at line 257 of file audioengine.h.

◆ Freewheel

PBD::Signal<void(pframes_t)> ARDOUR::AudioEngine::Freewheel

Definition at line 162 of file audioengine.h.

◆ Halted

PBD::Signal<void(const char*)> ARDOUR::AudioEngine::Halted

Definition at line 181 of file audioengine.h.

◆ last_monitor_check

samplecnt_t ARDOUR::AudioEngine::last_monitor_check

private

time of the last monitor check in samples

Definition at line 278 of file audioengine.h.

◆ monitor_check_interval

samplecnt_t ARDOUR::AudioEngine::monitor_check_interval

private

number of samples between each check for changes in monitor input

Definition at line 276 of file audioengine.h.

◆ Running

PBD::Signal<void(uint32_t)> ARDOUR::AudioEngine::Running

Definition at line 187 of file audioengine.h.

◆ SampleRateChanged

PBD::Signal<void(samplecnt_t)> ARDOUR::AudioEngine::SampleRateChanged

this signal is emitted if the sample rate changes

Definition at line 167 of file audioengine.h.

◆ session_deleted

bool ARDOUR::AudioEngine::session_deleted

private

Definition at line 270 of file audioengine.h.

◆ session_removal_countdown

sampleoffset_t ARDOUR::AudioEngine::session_removal_countdown

private

Definition at line 269 of file audioengine.h.

◆ session_removal_gain

gain_t ARDOUR::AudioEngine::session_removal_gain

private

Definition at line 271 of file audioengine.h.

◆ session_removal_gain_step

gain_t ARDOUR::AudioEngine::session_removal_gain_step

private

Definition at line 272 of file audioengine.h.

◆ session_remove_pending

bool ARDOUR::AudioEngine::session_remove_pending

private

Definition at line 268 of file audioengine.h.

◆ session_removed

Glib::Threads::Cond ARDOUR::AudioEngine::session_removed

private

Definition at line 267 of file audioengine.h.

◆ Stopped

PBD::Signal<void()> ARDOUR::AudioEngine::Stopped

Definition at line 188 of file audioengine.h.

◆ Xrun

PBD::Signal<void()> ARDOUR::AudioEngine::Xrun

Definition at line 164 of file audioengine.h.

The documentation for this class was generated from the following file:

audioengine.h

Classes

Public Types

Public Member Functions

Static Public Member Functions

Public Attributes

Private Types

Private Member Functions

Private Attributes

Static Private Attributes

Additional Inherited Members

Detailed Description

Member Typedef Documentation

◆ BackendMap

Member Enumeration Documentation

◆ LatencyMeasurement

◆ TimingTypes

Constructor & Destructor Documentation

◆ ~AudioEngine()

◆ AudioEngine()

Member Function Documentation

◆ add_pending_port_deletion()

◆ available_backends()

◆ backend_discover()

◆ backend_id()

◆ backend_reset_requested()

◆ buffer_size_change()

◆ create()

◆ create_process_thread()

◆ current_backend()

◆ current_backend_name()

◆ destroy()

◆ died()

◆ discover_backends()

◆ do_devicelist_update()

◆ do_reset_backend()

◆ drop_backend()

◆ freewheel()

◆ freewheel_callback()

◆ freewheeling()

◆ get_dsp_load()

◆ get_last_backend_error()

◆ get_sync_offset()

◆ halted_callback()

◆ in_process_thread()

◆ instance()

◆ is_jack()

◆ is_reset_requested()

◆ join_process_threads()

◆ latency_callback()

◆ latency_lock()

◆ latency_signal_delay()

◆ launch_device_control_app()

◆ main_thread()

◆ measuring_latency()

◆ mididm()

◆ mtdm()

◆ port_registration_callback()

◆ prepare_for_latency_measurement()

◆ process_callback()

◆ process_lock()

◆ process_thread_count()

◆ processed_samples()

◆ queue_latency_update()

◆ raw_buffer_size()

◆ remove_session()

◆ request_backend_reset()

◆ request_buffer_size()

◆ request_device_list_update()

◆ reset_silence_countdown()

◆ reset_timebase()

◆ running()

◆ sample_rate()

◆ sample_rate_change()

◆ sample_time()

◆ sample_time_at_cycle_start()

◆ samples_per_cycle()

◆ samples_since_cycle_start()

◆ session()

◆ set_backend()

◆ set_buffer_size()