holoscan::utils::cuda::CudaHostMappedBuffer | Holoscan SDK Documentation

CUDA Host Mapped Buffer Class.

#include <holoscan/utils/cuda/buffer.hpp>

Inherits from: holoscan::utils::cuda::Buffer (public)

Constructors

holoscan::utils::cuda::CudaHostMappedBuffer::CudaHostMappedBuffer(
    size_t size,
    int device_id = 0
)

Construct a new Cuda Host Mapped Buffer object.

holoscan::utils::cuda::CudaHostMappedBuffer::~CudaHostMappedBuffer()

void * holoscan::utils::cuda::CudaHostMappedBuffer::data() override

Get the data buffer.

Returns: Void pointer to the buffer

size_t holoscan::utils::cuda::CudaHostMappedBuffer::size() const override

Get the size of the allocated buffer in elements.

Returns: size in elements

size_t holoscan::utils::cuda::CudaHostMappedBuffer::get_bytes() const override

Get the bytes allocated.

Returns: allocated bytes

void holoscan::utils::cuda::CudaHostMappedBuffer::resize(
    size_t number_of_elements
) override

Resize the underlying buffer.

Parameters

number_of_elements

size_t

Number of elements to be resized with

void * holoscan::utils::cuda::CudaHostMappedBuffer::device_data() const

BufferDataType holoscan::utils::cuda::CudaHostMappedBuffer::get_datatype() const

Get the datatype.

Returns: datatype

int holoscan::utils::cuda::CudaHostMappedBuffer::get_device() const

Get the device ID.

Returns: device ID

Name	Type	Description
`size_`	`size_t`
`capacity_`	`size_t`
`buffer_`	`void *`
`device_buffer_`	`void *`
`allocator_`	`CudaHostMappedAllocator`
`free_`	`CudaHostFree`
`data_type_`	`BufferDataType`	Datatype of the elements in the buffer.
`device_id_`	`int`	Device ID.