| OpenCV 5.0.0alpha Open Source Computer Vision

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Classes | Namespaces | Enumerations | Functions
cuda.hpp File Reference
`#include "opencv2/core.hpp"`
`#include "opencv2/core/cuda_types.hpp"`
`#include "opencv2/core/cuda.inl.hpp"`
Include dependency graph for cuda.hpp:
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## Classes
class | cv::cuda::GpuMat::Allocator
class | cv::cuda::BufferPool
| BufferPool for use with CUDA streams. More...
class | cv::cuda::DeviceInfo
| Class providing functionality for querying the specified GPU properties. More...
class | cv::cuda::Event
struct | cv::cuda::GpuData
class | cv::cuda::GpuMat
| Base storage class for GPU memory with reference counting. More...
class | cv::cuda::GpuMatND
class | cv::cuda::HostMem
| Class with reference counting wrapping special memory type allocation functions from CUDA. More...
class | cv::cuda::Stream
| This class encapsulates a queue of asynchronous calls. More...
class | cv::cuda::TargetArchs
| Class providing a set of static methods to check what NVIDIA* card architecture the CUDA module was built for. More...

## Namespaces
namespace | cv
namespace | cv::cuda

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

## Functions
void | cv::cuda::convertFp16 (InputArray _src, OutputArray _dst, Stream &stream=Stream::Null())
| Converts an array to half precision floating number.
void | cv::cuda::createContinuous (int rows, int cols, int type, OutputArray arr)
| Creates a continuous matrix.
GpuMat | cv::cuda::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.
GpuMat | cv::cuda::createGpuMatFromCudaMemory (Size size, int type, size_t cudaMemoryAddress, size_t step=Mat::AUTO_STEP)
bool | cv::cuda::deviceSupports (FeatureSet feature_set)
| checks whether current device supports the given feature
void | cv::cuda::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.
int | cv::cuda::getCudaEnabledDeviceCount ()
| Returns the number of installed CUDA-enabled devices.
int | cv::cuda::getDevice ()
| Returns the current device index set by cuda::setDevice or initialized by default.
void | cv::cuda::printCudaDeviceInfo (int device)
void | cv::cuda::printShortCudaDeviceInfo (int device)
void | cv::cuda::registerPageLocked (Mat &m)
| Page-locks the memory of matrix and maps it for the device(s).
void | cv::cuda::resetDevice ()
| Explicitly destroys and cleans up all resources associated with the current device in the current process.
void | cv::cuda::setBufferPoolConfig (int deviceId, size_t stackSize, int stackCount)
void | cv::cuda::setBufferPoolUsage (bool on)
| BufferPool management (must be called before Stream creation)
void | cv::cuda::setDevice (int device)
| Sets a device and initializes it for the current thread.
void | cv::cuda::unregisterPageLocked (Mat &m)
| Unmaps the memory of matrix and makes it pageable again.
Stream | cv::cuda::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).