cv::cuda Namespace Reference

Classes
class	BufferPool
	BufferPool for use with CUDA streams. More...
class	DeviceInfo
	Class providing functionality for querying the specified GPU properties. More...
class	Event
struct	EventAccessor
	Class that enables getting cudaEvent_t from cuda::Event. More...
struct	GpuData
class	GpuMat
	Base storage class for GPU memory with reference counting. More...
class	GpuMatND
class	HostMem
	Class with reference counting wrapping special memory type allocation functions from CUDA. More...
class	Stream
	This class encapsulates a queue of asynchronous calls. More...
struct	StreamAccessor
	Class that enables getting cudaStream_t from cuda::Stream. More...
class	TargetArchs
	Class providing a set of static methods to check what NVIDIA* card architecture the CUDA module was built for. More...

Enumerations
enum	FeatureSet {   FEATURE_SET_COMPUTE_10 = 10 , FEATURE_SET_COMPUTE_11 = 11 , FEATURE_SET_COMPUTE_12 = 12 , FEATURE_SET_COMPUTE_13 = 13 ,   FEATURE_SET_COMPUTE_20 = 20 , FEATURE_SET_COMPUTE_21 = 21 , FEATURE_SET_COMPUTE_30 = 30 , FEATURE_SET_COMPUTE_32 = 32 ,   FEATURE_SET_COMPUTE_35 = 35 , FEATURE_SET_COMPUTE_50 = 50 , GLOBAL_ATOMICS = FEATURE_SET_COMPUTE_11 , SHARED_ATOMICS = FEATURE_SET_COMPUTE_12 ,   NATIVE_DOUBLE = FEATURE_SET_COMPUTE_13 , WARP_SHUFFLE_FUNCTIONS = FEATURE_SET_COMPUTE_30 , DYNAMIC_PARALLELISM = FEATURE_SET_COMPUTE_35 }
	Enumeration providing CUDA computing features. More...

Functions
CV_EXPORTS_W void	createContinuous (int rows, int cols, int type, OutputArray arr)
	Creates a continuous matrix.
CV_EXPORTS_W void	ensureSizeIsEnough (int rows, int cols, int type, OutputArray arr)
	Ensures that the size of a matrix is big enough and the matrix has a proper type.
CV_EXPORTS_W GpuMat	createGpuMatFromCudaMemory (int rows, int cols, int type, size_t cudaMemoryAddress, size_t step=Mat::AUTO_STEP)
	Bindings overload to create a GpuMat from existing GPU memory.
CV_EXPORTS_W GpuMat	createGpuMatFromCudaMemory (Size size, int type, size_t cudaMemoryAddress, size_t step=Mat::AUTO_STEP)
CV_EXPORTS_W void	setBufferPoolUsage (bool on)
	BufferPool management (must be called before Stream creation)
CV_EXPORTS_W void	setBufferPoolConfig (int deviceId, size_t stackSize, int stackCount)
CV_EXPORTS_W void	registerPageLocked (Mat &m)
	Page-locks the memory of matrix and maps it for the device(s).
CV_EXPORTS_W void	unregisterPageLocked (Mat &m)
	Unmaps the memory of matrix and makes it pageable again.
CV_EXPORTS_W Stream	wrapStream (size_t cudaStreamMemoryAddress)
	Bindings overload to create a Stream object from the address stored in an existing CUDA Runtime API stream pointer (cudaStream_t).
CV_EXPORTS_W int	getCudaEnabledDeviceCount ()
	Returns the number of installed CUDA-enabled devices.
CV_EXPORTS_W void	setDevice (int device)
	Sets a device and initializes it for the current thread.
CV_EXPORTS_W int	getDevice ()
	Returns the current device index set by cuda::setDevice or initialized by default.
CV_EXPORTS_W void	resetDevice ()
	Explicitly destroys and cleans up all resources associated with the current device in the current process.
CV_EXPORTS bool	deviceSupports (FeatureSet feature_set)
	checks whether current device supports the given feature
CV_EXPORTS_W void	printCudaDeviceInfo (int device)
CV_EXPORTS_W void	printShortCudaDeviceInfo (int device)
CV_EXPORTS void	convertFp16 (InputArray _src, OutputArray _dst, Stream &stream=Stream::Null())
	Converts an array to half precision floating number.
CV_EXPORTS void	setGlDevice (int device=0)
	Sets a CUDA device and initializes it for the current thread with OpenGL interoperability.