cv::ocl::Context Class Reference

#include <opencv2/core/ocl.hpp>

Collaboration diagram for cv::ocl::Context:

Classes
class	UserContext

Public Member Functions
	Context () CV_NOEXCEPT
	Context (const Context &c)
	Context (Context &&c) CV_NOEXCEPT
	Context (int dtype)
	~Context ()
bool	create ()
bool	create (int dtype)
Device &	device (size_t idx) const
bool	empty () const
Impl *	getImpl () const
void *	getOpenCLContextProperty (int propertyId) const
	Get OpenCL context property specified on context creation.
Program	getProg (const ProgramSource &prog, const String &buildopt, String &errmsg)
template<typename T>
std::shared_ptr< T >	getUserContext ()
std::shared_ptr< UserContext >	getUserContext (std::type_index typeId)
size_t	ndevices () const
Context &	operator= (const Context &c)
Context &	operator= (Context &&c) CV_NOEXCEPT
void *	ptr () const
void	release ()
template<typename T>
void	setUserContext (const std::shared_ptr< T > &userContext)
void	setUserContext (std::type_index typeId, const std::shared_ptr< UserContext > &userContext)
void	setUseSVM (bool enabled)
void	unloadProg (Program &prog)
bool	useSVM () const

Static Public Member Functions
static Context	create (const std::string &configuration)
static Context	fromDevice (const ocl::Device &device)
static Context	fromHandle (void *context)
static Context &	getDefault (bool initialize=true)

Public Attributes
Impl *	p

Constructor & Destructor Documentation

Context() [1/4]

cv::ocl::Context::Context

(

)

Context() [2/4]

cv::ocl::Context::Context ( int dtype )

explicit

Deprecated

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~Context()

cv::ocl::Context::~Context

(

)

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Context() [3/4]

cv::ocl::Context::Context

(

const Context &

c

)

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Context() [4/4]

cv::ocl::Context::Context

(

Context &&

c

)

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Member Function Documentation

create() [1/3]

bool cv::ocl::Context::create

(

)

Deprecated

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create() [2/3]

Context cv::ocl::Context::create ( const std::string & configuration )

static

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create() [3/3]

bool cv::ocl::Context::create

(

int

dtype

)

Deprecated

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device()

Device & cv::ocl::Context::device

(

size_t

idx

)

const

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empty()

bool cv::ocl::Context::empty ( ) const

inline

fromDevice()

Context cv::ocl::Context::fromDevice ( const ocl::Device & device )

static

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fromHandle()

Context cv::ocl::Context::fromHandle ( void * context )

static

Parameters

context

OpenCL handle (cl_context). clRetainContext() is called on success

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getDefault()

Context & cv::ocl::Context::getDefault ( bool initialize = true )

static

Get thread-local OpenCL context (initialize if necessary)

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getImpl()

Impl * cv::ocl::Context::getImpl ( ) const

inline

getOpenCLContextProperty()

void * cv::ocl::Context::getOpenCLContextProperty

(

int

propertyId

)

const

Get OpenCL context property specified on context creation.

Parameters

propertyId

Property id (CL_CONTEXT_* as defined in cl_context_properties type)

Returns

Property value if property was specified on clCreateContext, or NULL if context created without the property

getProg()

Program cv::ocl::Context::getProg	(	const ProgramSource &	prog,
		const String &	buildopt,
		String &	errmsg )

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getUserContext() [1/2]

template<typename T>

std::shared_ptr< T > cv::ocl::Context::getUserContext ( )

inline

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getUserContext() [2/2]

std::shared_ptr< UserContext > cv::ocl::Context::getUserContext

(

std::type_index

typeId

)

ndevices()

size_t cv::ocl::Context::ndevices

(

)

const

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operator=() [1/2]

Context & cv::ocl::Context::operator=

(

const Context &

c

)

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operator=() [2/2]

Context & cv::ocl::Context::operator=

(

Context &&

c

)

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ptr()

void * cv::ocl::Context::ptr

(

)

const

Returns

cl_context value

release()

void cv::ocl::Context::release

(

)

setUserContext() [1/2]

template<typename T>

void cv::ocl::Context::setUserContext ( const std::shared_ptr< T > & userContext )

inline

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setUserContext() [2/2]

void cv::ocl::Context::setUserContext	(	std::type_index	typeId,
		const std::shared_ptr< UserContext > &	userContext )

setUseSVM()

void cv::ocl::Context::setUseSVM

(

bool

enabled

)

unloadProg()

void cv::ocl::Context::unloadProg

(

Program &

prog

)

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useSVM()

bool cv::ocl::Context::useSVM

(

)

const

Member Data Documentation

p

Impl* cv::ocl::Context::p

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

• opencv2/core/ocl.hpp