Utility functions. More...

Classes
struct	Dont_Use_Integers_In_GObject_Set
	Class for compiler warnings. More...

struct	GObjectAutoFree

Typedefs
using	Elements = QList< GstElement * >

using	GStringAutoFree = GObjectAutoFree< gchar >

Functions
void	configureQueue (GstElement *queue, guint64 max_time_ms=100)
	config_queue More...

void	configureSink (GstElement *sink)
	config_sink More...

void	configureLame (GstElement *lame)
	config_lame More...

bool	connectTee (GstElement tee, GstElement queue, const QString &queue_name)
	tee_connect More...

bool	hasElement (GstBin bin, GstElement element)
	has_element More...

bool	testAndError (void *element, const QString &errorstr)
	test_and_error More...

bool	testAndErrorBool (bool b, const QString &errorstr)
	test_and_error_bool More...

bool	createElement (GstElement **elem, const QString &elem_name)
	create_element More...

bool	createElement (GstElement **elem, const QString &elem_name, const QString &name)
	create_element More...

void	setPassthrough (GstElement *e, bool b)
	set_passthrough More...

GValue	getInt64 (gint64 value)
	get_int64 More...

GValue	getUint64 (guint64 value)
	get_uint64 More...

GValue	getUint (guint value)
	get_uint More...

GValue	getInt (gint value)
	get_int More...

MilliSeconds	getUpdateInterval ()
	get_update_interval More...

template<typename GlibObject , typename T >
void	setValue (GlibObject object, const gchar key, T value, std::true_type)
	set_value More...

template<typename GlibObject , typename T >
void	setValue (GlibObject object, const gchar key, T value, std::false_type)
	set_value More...

template<typename GlibObject , typename T >
void	setValue (GlibObject object, const gchar key, T value)
	set_value More...

template<typename GlibObject , typename First >
void	setValues (GlibObject object, const gchar key, First value)
	set_values More...

template<typename GlibObject , typename First , typename... Args>
void	setValues (GlibObject object, const gchar key, First value, Args... args)
	set_values More...

template<typename GlibObject >
void	setInt64Value (GlibObject object, const gchar key, gint64 value)
	set_int64_value More...

template<typename GlibObject >
void	setIntValue (GlibObject object, const gchar key, gint value)
	set_int_value More...

template<typename GlibObject >
void	setUint64Value (GlibObject object, const gchar key, guint64 value)
	set_uint64_value More...

template<typename GlibObject >
void	setUintValue (GlibObject object, const gchar key, guint value)
	set_uint_value More...

MilliSeconds	getDurationMs (GstElement *element)
	get_durationMs More...

MilliSeconds	getPositionMs (GstElement *element)
	get_position_ms More...

MilliSeconds	getTimeToGo (GstElement *element)
	get_time_to_go More...

GstState	getState (GstElement *element)
	get_state More...

bool	setState (GstElement *element, GstState state)
	set_state More...

bool	isPluginAvailable (const gchar *str)
	check_plugin_available More...

bool	isLameAvailable ()
	check_lame_available More...

bool	isPitchAvailable ()
	check_pitch_available More...

bool	createBin (GstElement **bin, const Elements &elements, const QString &prefix)
	create_bin More...

bool	createGhostPad (GstBin bin, GstElement e)
	create_ghost_pad More...

bool	linkElements (const Elements &elements)
	link_elements More...

void	unlinkElements (const Elements &elements)

bool	addElements (GstBin *bin, const Elements &elements)
	add_elements More...

void	removeElements (GstBin *bin, const Elements &elements)

void	unrefElements (const Elements &elements)
	unref_elements More...

Detailed Description

Utility functions.

Function Documentation

◆ addElements()

bool Engine::Utils::addElements	(	GstBin *	bin,
		const Elements &	elements
	)

add_elements

Parameters

bin
elements

◆ configureLame()

void Engine::Utils::configureLame ( GstElement * lame )

config_lame

Parameters

lame

◆ configureQueue()

void Engine::Utils::configureQueue	(	GstElement *	queue,
		guint64	max_time_ms = `100`
	)

config_queue

Parameters

queue
max_time_ms

◆ configureSink()

void Engine::Utils::configureSink ( GstElement * sink )

config_sink

Parameters

sink

◆ connectTee()

bool Engine::Utils::connectTee	(	GstElement *	tee,
		GstElement *	queue,
		const QString &	queue_name
	)

tee_connect

Parameters

tee
queue
queue_name

Returns

◆ createBin()

bool Engine::Utils::createBin	(	GstElement **	bin,
		const Elements &	elements,
		const QString &	prefix
	)

create_bin

Parameters

bin
elements
prefix

Returns

◆ createElement() [1/2]

bool Engine::Utils::createElement	(	GstElement **	elem,
		const QString &	elem_name
	)

create_element

Parameters

elem
elem_name

Returns

◆ createElement() [2/2]

bool Engine::Utils::createElement	(	GstElement **	elem,
		const QString &	elem_name,
		const QString &	name
	)

create_element

Parameters

elem
elem_name
name

Returns

◆ createGhostPad()

bool Engine::Utils::createGhostPad	(	GstBin *	bin,
		GstElement *	e
	)

create_ghost_pad

Parameters

bin
e

Returns

◆ getDurationMs()

MilliSeconds Engine::Utils::getDurationMs ( GstElement * element )

get_durationMs

Parameters

element

Returns

◆ getInt()

GValue Engine::Utils::getInt ( gint value )

get_int

Parameters

value

Returns

◆ getInt64()

GValue Engine::Utils::getInt64 ( gint64 value )

get_int64

Parameters

value

Returns

◆ getPositionMs()

MilliSeconds Engine::Utils::getPositionMs ( GstElement * element )

get_position_ms

Parameters

element

Returns

◆ getState()

GstState Engine::Utils::getState ( GstElement * element )

get_state

Parameters

element

Returns

◆ getTimeToGo()

MilliSeconds Engine::Utils::getTimeToGo ( GstElement * element )

get_time_to_go

Parameters

element

Returns

◆ getUint()

GValue Engine::Utils::getUint ( guint value )

get_uint

Parameters

value

Returns

◆ getUint64()

GValue Engine::Utils::getUint64 ( guint64 value )

get_uint64

Parameters

value

Returns

◆ getUpdateInterval()

MilliSeconds Engine::Utils::getUpdateInterval ( )

get_update_interval

Returns

◆ hasElement()

bool Engine::Utils::hasElement	(	GstBin *	bin,
		GstElement *	element
	)

has_element

Parameters

bin
element

Returns

◆ isLameAvailable()

bool Engine::Utils::isLameAvailable ( )

check_lame_available

Returns

◆ isPitchAvailable()

bool Engine::Utils::isPitchAvailable ( )

check_pitch_available

Returns

◆ isPluginAvailable()

bool Engine::Utils::isPluginAvailable ( const gchar * str )

check_plugin_available

Parameters

str

Returns

◆ linkElements()

bool Engine::Utils::linkElements ( const Elements & elements )

link_elements

Parameters

elements

Returns

◆ setInt64Value()

template<typename GlibObject >

void Engine::Utils::setInt64Value	(	GlibObject *	object,
		const gchar *	key,
		gint64	value
	)

set_int64_value

Parameters

object
key
value

◆ setIntValue()

template<typename GlibObject >

void Engine::Utils::setIntValue	(	GlibObject *	object,
		const gchar *	key,
		gint	value
	)

set_int_value

Parameters

object
key
value

◆ setPassthrough()

void Engine::Utils::setPassthrough	(	GstElement *	e,
		bool	b
	)

set_passthrough

Parameters

e
b

◆ setState()

bool Engine::Utils::setState	(	GstElement *	element,
		GstState	state
	)

set_state

Parameters

element
state

Returns

◆ setUint64Value()

template<typename GlibObject >

void Engine::Utils::setUint64Value	(	GlibObject *	object,
		const gchar *	key,
		guint64	value
	)

set_uint64_value

Parameters

object
key
value

◆ setUintValue()

template<typename GlibObject >

void Engine::Utils::setUintValue	(	GlibObject *	object,
		const gchar *	key,
		guint	value
	)

set_uint_value

Parameters

object
key
value

◆ setValue() [1/3]

template<typename GlibObject , typename T >

void Engine::Utils::setValue	(	GlibObject *	object,
		const gchar *	key,
		T	value
	)

set_value

Parameters

object
key
value

◆ setValue() [2/3]

template<typename GlibObject , typename T >

void Engine::Utils::setValue	(	GlibObject *	object,
		const gchar *	key,
		T	value,
		std::false_type
	)

set_value

Parameters

object
key
value

◆ setValue() [3/3]

template<typename GlibObject , typename T >

void Engine::Utils::setValue	(	GlibObject *	object,
		const gchar *	key,
		T	value,
		std::true_type
	)

set_value

Parameters

object
key
value

◆ setValues() [1/2]

template<typename GlibObject , typename First >

void Engine::Utils::setValues	(	GlibObject *	object,
		const gchar *	key,
		First	value
	)

set_values

Parameters

object
key
value

◆ setValues() [2/2]

template<typename GlibObject , typename First , typename... Args>

void Engine::Utils::setValues	(	GlibObject *	object,
		const gchar *	key,
		First	value,
		Args...	args
	)

set_values

Parameters

object
key
value
args

◆ testAndError()

bool Engine::Utils::testAndError	(	void *	element,
		const QString &	errorstr
	)

test_and_error

Parameters

element
errorstr

Returns

◆ testAndErrorBool()

bool Engine::Utils::testAndErrorBool	(	bool	b,
		const QString &	errorstr
	)

test_and_error_bool

Parameters

b
errorstr

Returns

◆ unrefElements()

void Engine::Utils::unrefElements ( const Elements & elements )

unref_elements

Parameters

elements

Classes

Typedefs

Functions

Detailed Description

Function Documentation

◆ addElements()

◆ configureLame()

◆ configureQueue()

◆ configureSink()

◆ connectTee()

◆ createBin()

◆ createElement() [1/2]

◆ createElement() [2/2]

◆ createGhostPad()

◆ getDurationMs()

◆ getInt()

◆ getInt64()

◆ getPositionMs()

◆ getState()

◆ getTimeToGo()

◆ getUint()

◆ getUint64()

◆ getUpdateInterval()

◆ hasElement()

◆ isLameAvailable()

◆ isPitchAvailable()

◆ isPluginAvailable()

◆ linkElements()

◆ setInt64Value()

◆ setIntValue()

◆ setPassthrough()

◆ setState()

◆ setUint64Value()

◆ setUintValue()

◆ setValue() [1/3]

◆ setValue() [2/3]

◆ setValue() [3/3]

◆ setValues() [1/2]

◆ setValues() [2/2]

◆ testAndError()

◆ testAndErrorBool()

◆ unrefElements()