#include <transport_master.h>

Inheritance diagram for ARDOUR::LTC_TransportMaster:

Classes
struct	Biquad

Public Member Functions
	LTC_TransportMaster (std::string const &)

	~LTC_TransportMaster ()

void	set_session (Session *)

void	pre_process (pframes_t nframes, samplepos_t now, std::optional< samplepos_t >)

void	reset (bool with_pos)

bool	locked () const

bool	ok () const

samplecnt_t	update_interval () const

samplecnt_t	resolution () const

bool	requires_seekahead () const

samplecnt_t	seekahead_distance () const

void	init ()

void	set_sample_clock_synced (bool)

Timecode::TimecodeFormat	apparent_timecode_format () const

std::string	position_string () const

std::string	delta_string () const

void	create_port ()

Public Member Functions inherited from ARDOUR::TimecodeTransportMaster
	TimecodeTransportMaster (std::string const &name, SyncSource type)

bool	apparent_timecode_format_valid () const

bool	fr2997 () const

void	set_fr2997 (bool)

Public Member Functions inherited from ARDOUR::TransportMaster
	TransportMaster (SyncSource t, std::string const &name)

virtual	~TransportMaster ()

virtual bool	speed_and_position (double &speed, samplepos_t &position, samplepos_t &lp, samplepos_t &when, samplepos_t now)

virtual bool	usable () const

virtual bool	starting () const

virtual bool	sample_clock_synced () const

sampleoffset_t	current_delta () const

virtual bool	can_loop () const

virtual Location *	loop_location () const

bool	has_loop () const

SyncSource	type () const

TransportRequestSource	request_type () const

std::string	name () const

void	set_name (std::string const &)

int	set_state (XMLNode const &, int)

XMLNode &	get_state () const

std::shared_ptr< Port >	port () const

bool	check_collect ()

virtual void	set_collect (bool)

bool	collect () const

virtual void	check_backend ()

virtual bool	allow_request (TransportRequestSource, TransportRequestType) const

std::string	allowed_request_string () const

TransportRequestType	request_mask () const

void	set_request_mask (TransportRequestType)

bool	removeable () const

void	set_removeable (bool yn)

std::string	display_name (bool sh=true) const

virtual void	unregister_port ()

void	connect_port_using_state ()

Public Member Functions inherited from PBD::Stateful
	Stateful ()

virtual	~Stateful ()

virtual bool	apply_change (PropertyBase const &)

PropertyChange	apply_changes (PropertyList const &)

const OwnedPropertyList &	properties () const

void	add_property (PropertyBase &s)

void	add_extra_xml (XMLNode &)

XMLNode *	extra_xml (const std::string &str, bool add_if_missing=false)

void	save_extra_xml (const XMLNode &)

const PBD::ID &	id () const

bool	set_id (const XMLNode &)

void	set_id (const std::string &)

void	reset_id ()

void	clear_changes ()

virtual void	clear_owned_changes ()

PropertyList *	get_changes_as_properties (PBD::Command *) const

virtual void	rdiff (std::vector< PBD::Command * > &) const

bool	changed () const

virtual PropertyList *	property_factory (const XMLNode &) const

virtual void	suspend_property_changes ()

virtual void	resume_property_changes ()

bool	property_changes_suspended () const

Private Member Functions
void	parse_ltc (const pframes_t, Sample const *, samplecnt_t)

void	process_ltc (samplepos_t const)

void	init_dll (samplepos_t, int32_t)

bool	detect_discontinuity (LTCFrameExt *, int, bool)

bool	detect_ltc_fps (int, bool)

bool	equal_ltc_sample_time (LTCFrame a, LTCFrame b)

void	resync_xrun ()

void	resync_latency (bool)

void	parse_timecode_offset ()

void	parameter_changed (std::string const &p)

void	connection_handler (std::weak_ptr< ARDOUR::Port >, std::string, std::weak_ptr< ARDOUR::Port >, std::string, bool)

Private Attributes
LTCDecoder *	decoder

double	samples_per_ltc_frame

Timecode::Time	timecode

LTCFrameExt	prev_frame

bool	fps_detected

samplecnt_t	monotonic_cnt

uint64_t	frames_since_reset

int	delayedlocked

int	ltc_detect_fps_cnt

int	ltc_detect_fps_max

bool	sync_lock_broken

double	samples_per_timecode_frame

PBD::ScopedConnection	port_connection

PBD::ScopedConnectionList	session_connections

LatencyRange	ltc_slave_latency

bool	_filter_enable

Biquad	_lpf

Biquad	_hpf

Additional Inherited Members
Static Public Member Functions inherited from ARDOUR::TransportMaster
static std::shared_ptr< TransportMaster >	factory (SyncSource, std::string const &, bool removeable)

static std::shared_ptr< TransportMaster >	factory (XMLNode const &)

static void	make_property_quarks ()

Public Attributes inherited from PBD::Stateful
PBD::Signal< void(const PropertyChange &)>	PropertyChanged

Static Public Attributes inherited from ARDOUR::TransportMaster
static const std::string	state_node_name

Static Public Attributes inherited from PBD::Stateful
static int	current_state_version

static int	loading_state_version

Protected Member Functions inherited from ARDOUR::TimecodeTransportMaster
void	register_properties ()

Protected Member Functions inherited from ARDOUR::TransportMaster
virtual std::string	format_delta_time (sampleoffset_t) const

Protected Member Functions inherited from PBD::Stateful
void	add_instant_xml (XMLNode &, const std::string &directory_path)

XMLNode *	instant_xml (const std::string &str, const std::string &directory_path)

void	add_properties (XMLNode &) const

PropertyChange	set_values (XMLNode const &)

virtual void	post_set (const PropertyChange &)

virtual void	send_change (const PropertyChange &)

virtual void	mid_thaw (const PropertyChange &)

bool	regenerate_xml_or_string_ids () const

Protected Attributes inherited from ARDOUR::TimecodeTransportMaster
samplepos_t	timecode_offset

bool	timecode_negative_offset

bool	timecode_format_valid

Protected Attributes inherited from ARDOUR::TransportMaster
SyncSource	_type

PBD::Property< std::string >	_name

Session *	_session

sampleoffset_t	_current_delta

bool	_pending_collect

bool	_removeable

PBD::Property< TransportRequestType >	_request_mask

PBD::Property< bool >	_sclock_synced

PBD::Property< bool >	_collect

PBD::Property< bool >	_connected

SafeTime	current

int	transport_direction

int	dll_initstate

double	t0

double	t1

double	e2

double	b

double	c

std::shared_ptr< Port >	_port

XMLNode	port_node

PBD::ScopedConnection	port_connection

PBD::ScopedConnection	backend_connection

Protected Attributes inherited from PBD::Stateful
XMLNode *	_extra_xml

XMLNode *	_instant_xml

PBD::PropertyChange	_pending_changed

Glib::Threads::Mutex	_lock

std::string	_xml_node_name
	name of node to use for this object in XML More...

OwnedPropertyList *	_properties

Detailed Description

Definition at line 580 of file transport_master.h.

Constructor & Destructor Documentation

◆ LTC_TransportMaster()

ARDOUR::LTC_TransportMaster::LTC_TransportMaster ( std::string const & )

◆ ~LTC_TransportMaster()

ARDOUR::LTC_TransportMaster::~LTC_TransportMaster ( )

Member Function Documentation

◆ apparent_timecode_format()

Timecode::TimecodeFormat ARDOUR::LTC_TransportMaster::apparent_timecode_format ( ) const

virtual

Implements ARDOUR::TimecodeTransportMaster.

◆ connection_handler()

void ARDOUR::LTC_TransportMaster::connection_handler	(	std::weak_ptr< ARDOUR::Port >	,
		std::string	,
		std::weak_ptr< ARDOUR::Port >	,
		std::string	,
		bool
	)

privatevirtual

Reimplemented from ARDOUR::TransportMaster.

◆ create_port()

void ARDOUR::LTC_TransportMaster::create_port ( )

virtual

Implements ARDOUR::TransportMaster.

◆ delta_string()

std::string ARDOUR::LTC_TransportMaster::delta_string ( ) const

virtual

Returns: - current time-delta between engine and sync-source

Reimplemented from ARDOUR::TransportMaster.

◆ detect_discontinuity()

bool ARDOUR::LTC_TransportMaster::detect_discontinuity	(	LTCFrameExt *	,
		int	,
		bool
	)

private

◆ detect_ltc_fps()

bool ARDOUR::LTC_TransportMaster::detect_ltc_fps	(	int	,
		bool
	)

private

◆ equal_ltc_sample_time()

bool ARDOUR::LTC_TransportMaster::equal_ltc_sample_time	(	LTCFrame *	a,
		LTCFrame *	b
	)

private

◆ init()

void ARDOUR::LTC_TransportMaster::init ( )

virtual

Implements ARDOUR::TransportMaster.

◆ init_dll()

void ARDOUR::LTC_TransportMaster::init_dll	(	samplepos_t	,
		int32_t
	)

private

◆ locked()

bool ARDOUR::LTC_TransportMaster::locked ( ) const

virtual

reports to ARDOUR whether the TransportMaster is currently synced to its external time source.

Returns: - when returning false, the transport will stop rolling

Implements ARDOUR::TransportMaster.

◆ ok()

bool ARDOUR::LTC_TransportMaster::ok ( ) const

virtual

reports to ARDOUR whether the slave is in a sane state

Returns: - when returning false, the transport will be stopped and the slave disconnected from ARDOUR.

Implements ARDOUR::TransportMaster.

◆ parameter_changed()

void ARDOUR::LTC_TransportMaster::parameter_changed ( std::string const & p )

private

◆ parse_ltc()

void ARDOUR::LTC_TransportMaster::parse_ltc	(	const	pframes_t,
		Sample const *	,
		samplecnt_t
	)

private

◆ parse_timecode_offset()

void ARDOUR::LTC_TransportMaster::parse_timecode_offset ( )

private

◆ position_string()

std::string ARDOUR::LTC_TransportMaster::position_string ( ) const

virtual

Implements ARDOUR::TransportMaster.

◆ pre_process()

void ARDOUR::LTC_TransportMaster::pre_process	(	pframes_t	nframes,
		samplepos_t	now,
		std::optional< samplepos_t >
	)

virtual

Implements ARDOUR::TransportMaster.

◆ process_ltc()

void ARDOUR::LTC_TransportMaster::process_ltc ( samplepos_t const )

private

◆ requires_seekahead()

bool ARDOUR::LTC_TransportMaster::requires_seekahead ( ) const

inlinevirtual

Returns: - when returning true, ARDOUR will wait for seekahead_distance() before transport starts rolling

Implements ARDOUR::TransportMaster.

Definition at line 596 of file transport_master.h.

◆ reset()

void ARDOUR::LTC_TransportMaster::reset ( bool with_pos )

virtual

Implements ARDOUR::TransportMaster.

◆ resolution()

samplecnt_t ARDOUR::LTC_TransportMaster::resolution ( ) const

virtual

Returns: - the timing resolution of the TransportMaster - If the distance of ARDOURs transport to the slave becomes greater than the resolution, sound will stop

Implements ARDOUR::TransportMaster.

◆ resync_latency()

void ARDOUR::LTC_TransportMaster::resync_latency ( bool )

private

◆ resync_xrun()

void ARDOUR::LTC_TransportMaster::resync_xrun ( )

private

◆ seekahead_distance()

samplecnt_t ARDOUR::LTC_TransportMaster::seekahead_distance ( ) const

inlinevirtual

Returns: the number of samples that this slave wants to seek ahead. Relevant only if requires_seekahead() returns true.

Reimplemented from ARDOUR::TransportMaster.

Definition at line 600 of file transport_master.h.

◆ set_sample_clock_synced()

void ARDOUR::LTC_TransportMaster::set_sample_clock_synced ( bool )

virtual

Reimplemented from ARDOUR::TransportMaster.

◆ set_session()

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

virtual

Reimplemented from ARDOUR::TransportMaster.

◆ update_interval()

samplecnt_t ARDOUR::LTC_TransportMaster::update_interval ( ) const

virtual

Returns: - the expected update interval for the data source used by this transport master. Even if the data is effectively continuous, this number indicates how long it is between changes to the known position of the master.

Implements ARDOUR::TransportMaster.

Member Data Documentation

◆ _filter_enable

bool ARDOUR::LTC_TransportMaster::_filter_enable

private

Definition at line 652 of file transport_master.h.

◆ _hpf

Biquad ARDOUR::LTC_TransportMaster::_hpf

private

Definition at line 654 of file transport_master.h.

◆ _lpf

Biquad ARDOUR::LTC_TransportMaster::_lpf

private

Definition at line 653 of file transport_master.h.

◆ decoder

LTCDecoder* ARDOUR::LTC_TransportMaster::decoder

private

Definition at line 626 of file transport_master.h.

◆ delayedlocked

int ARDOUR::LTC_TransportMaster::delayedlocked

private

Definition at line 634 of file transport_master.h.

◆ fps_detected

bool ARDOUR::LTC_TransportMaster::fps_detected

private

Definition at line 630 of file transport_master.h.

◆ frames_since_reset

uint64_t ARDOUR::LTC_TransportMaster::frames_since_reset

private

Definition at line 633 of file transport_master.h.

◆ ltc_detect_fps_cnt

int ARDOUR::LTC_TransportMaster::ltc_detect_fps_cnt

private

Definition at line 636 of file transport_master.h.

◆ ltc_detect_fps_max

int ARDOUR::LTC_TransportMaster::ltc_detect_fps_max

private

Definition at line 637 of file transport_master.h.

◆ ltc_slave_latency

LatencyRange ARDOUR::LTC_TransportMaster::ltc_slave_latency

private

Definition at line 643 of file transport_master.h.

◆ monotonic_cnt

samplecnt_t ARDOUR::LTC_TransportMaster::monotonic_cnt

private

Definition at line 632 of file transport_master.h.

◆ port_connection

PBD::ScopedConnection ARDOUR::LTC_TransportMaster::port_connection

private

Definition at line 641 of file transport_master.h.

◆ prev_frame

LTCFrameExt ARDOUR::LTC_TransportMaster::prev_frame

private

Definition at line 629 of file transport_master.h.

◆ samples_per_ltc_frame

double ARDOUR::LTC_TransportMaster::samples_per_ltc_frame

private

Definition at line 627 of file transport_master.h.

◆ samples_per_timecode_frame

double ARDOUR::LTC_TransportMaster::samples_per_timecode_frame

private

Definition at line 639 of file transport_master.h.

◆ session_connections

PBD::ScopedConnectionList ARDOUR::LTC_TransportMaster::session_connections

private

Definition at line 642 of file transport_master.h.

◆ sync_lock_broken

bool ARDOUR::LTC_TransportMaster::sync_lock_broken

private

Definition at line 638 of file transport_master.h.

◆ timecode

Timecode::Time ARDOUR::LTC_TransportMaster::timecode

private

Definition at line 628 of file transport_master.h.

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

transport_master.h

Classes

Public Member Functions

Private Member Functions

Private Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ LTC_TransportMaster()

◆ ~LTC_TransportMaster()

Member Function Documentation

◆ apparent_timecode_format()

◆ connection_handler()

◆ create_port()

◆ delta_string()

◆ detect_discontinuity()

◆ detect_ltc_fps()

◆ equal_ltc_sample_time()

◆ init()

◆ init_dll()

◆ locked()

◆ ok()

◆ parameter_changed()

◆ parse_ltc()

◆ parse_timecode_offset()

◆ position_string()

◆ pre_process()

◆ process_ltc()

◆ requires_seekahead()

◆ reset()

◆ resolution()

◆ resync_latency()

◆ resync_xrun()

◆ seekahead_distance()

◆ set_sample_clock_synced()

◆ set_session()

◆ update_interval()

Member Data Documentation

◆ _filter_enable

◆ _hpf

◆ _lpf

◆ decoder

◆ delayedlocked

◆ fps_detected

◆ frames_since_reset

◆ ltc_detect_fps_cnt

◆ ltc_detect_fps_max

◆ ltc_slave_latency

◆ monotonic_cnt

◆ port_connection

◆ prev_frame

◆ samples_per_ltc_frame

◆ samples_per_timecode_frame

◆ session_connections

◆ sync_lock_broken

◆ timecode