cv::gpu::Stream Class Reference

#include <gpu.hpp>

Public Types
typedef void(*	StreamCallback) (Stream &stream, int status, void *userData)
	adds a callback to be called on the host after all currently enqueued items in the stream have completed More...

Public Member Functions
	Stream ()
	~Stream ()
	Stream (const Stream &)
Stream &	operator= (const Stream &)
bool	queryIfComplete ()
void	waitForCompletion ()
void	enqueueDownload (const GpuMat &src, CudaMem &dst)
	downloads asynchronously More...
void	enqueueDownload (const GpuMat &src, Mat &dst)
void	enqueueUpload (const CudaMem &src, GpuMat &dst)
	uploads asynchronously More...
void	enqueueUpload (const Mat &src, GpuMat &dst)
void	enqueueCopy (const GpuMat &src, GpuMat &dst)
	copy asynchronously More...
void	enqueueMemSet (GpuMat &src, Scalar val)
	memory set asynchronously More...
void	enqueueMemSet (GpuMat &src, Scalar val, const GpuMat &mask)
void	enqueueConvert (const GpuMat &src, GpuMat &dst, int dtype, double a=1, double b=0)
	converts matrix type, ex from float to uchar depending on type More...
void	enqueueHostCallback (StreamCallback callback, void *userData)
	operator bool () const

Static Public Member Functions
static Stream &	Null ()

Friends
struct	StreamAccessor

Member Typedef Documentation

StreamCallback

typedef void(* cv::gpu::Stream::StreamCallback) (Stream &stream, int status, void *userData)

adds a callback to be called on the host after all currently enqueued items in the stream have completed

Constructor & Destructor Documentation

Stream() [1/2]

cv::gpu::Stream::Stream

(

)

~Stream()

cv::gpu::Stream::~Stream

(

)

Stream() [2/2]

cv::gpu::Stream::Stream

(

const Stream &

)

Member Function Documentation

enqueueConvert()

void cv::gpu::Stream::enqueueConvert	(	const GpuMat &	src,
		GpuMat &	dst,
		int	dtype,
		double	a = 1,
		double	b = 0
	)

converts matrix type, ex from float to uchar depending on type

enqueueCopy()

void cv::gpu::Stream::enqueueCopy	(	const GpuMat &	src,
		GpuMat &	dst
	)

copy asynchronously

enqueueDownload() [1/2]

void cv::gpu::Stream::enqueueDownload	(	const GpuMat &	src,
		CudaMem &	dst
	)

downloads asynchronously

enqueueDownload() [2/2]

void cv::gpu::Stream::enqueueDownload	(	const GpuMat &	src,
		Mat &	dst
	)

enqueueHostCallback()

void cv::gpu::Stream::enqueueHostCallback	(	StreamCallback	callback,
		void *	userData
	)

enqueueMemSet() [1/2]

void cv::gpu::Stream::enqueueMemSet	(	GpuMat &	src,
		Scalar	val
	)

memory set asynchronously

enqueueMemSet() [2/2]

void cv::gpu::Stream::enqueueMemSet	(	GpuMat &	src,
		Scalar	val,
		const GpuMat &	mask
	)

enqueueUpload() [1/2]

void cv::gpu::Stream::enqueueUpload	(	const CudaMem &	src,
		GpuMat &	dst
	)

uploads asynchronously

enqueueUpload() [2/2]

void cv::gpu::Stream::enqueueUpload	(	const Mat &	src,
		GpuMat &	dst
	)

Null()

static Stream& cv::gpu::Stream::Null ( )

static

operator bool()

cv::gpu::Stream::operator bool

(

)

const

operator=()

Stream& cv::gpu::Stream::operator=

(

const Stream &

)

queryIfComplete()

bool cv::gpu::Stream::queryIfComplete

(

)

waitForCompletion()

void cv::gpu::Stream::waitForCompletion

(

)

Friends And Related Function Documentation

StreamAccessor

friend struct StreamAccessor

friend

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

• gpu/include/opencv2/gpu/gpu.hpp