Class cv::fastcv::QcAllocator#

Qualcomm's custom allocator. This allocator uses Qualcomm's memory management functions. View details

#include <opencv2/fastcv/allocator.hpp>

Collaboration diagram for cv::fastcv::QcAllocator:

cv::fastcv::QcAllocator Node1 cv::fastcv::QcAllocator   + QcAllocator() + ~QcAllocator() + allocate() + allocate() + deallocate() Node2 cv::MatAllocator   + MatAllocator() + ~MatAllocator() + allocate() + allocate() + copy() + deallocate() + download() + getBufferPoolController() + map() + unmap() + upload() Node2->Node1

cv::fastcv::QcAllocator Node1 cv::fastcv::QcAllocator   + QcAllocator() + ~QcAllocator() + allocate() + allocate() + deallocate() Node2 cv::MatAllocator   + MatAllocator() + ~MatAllocator() + allocate() + allocate() + copy() + deallocate() + download() + getBufferPoolController() + map() + unmap() + upload() Node2->Node1

Public Member Functions#

Public Member Functions inherited from cv::MatAllocator

Return

Name

Description

MatAllocator()

~MatAllocator()

UMatData *

allocate(
    int dims,
    const int * sizes,
    int type,
    void * data,
    size_t * step,
    AccessFlag flags,
    UMatUsageFlags usageFlags )

bool

allocate(
    UMatData * data,
    AccessFlag accessflags,
    UMatUsageFlags usageFlags )

void

copy(
    UMatData * srcdata,
    UMatData * dstdata,
    int dims,
    const size_t[] sz,
    const size_t[] srcofs,
    const size_t[] srcstep,
    const size_t[] dstofs,
    const size_t[] dststep,
    bool sync )

void

deallocate(UMatData * data)

void

download(
    UMatData * data,
    void * dst,
    int dims,
    const size_t[] sz,
    const size_t[] srcofs,
    const size_t[] srcstep,
    const size_t[] dststep )

BufferPoolController *

getBufferPoolController(const char * id = NULL)

void

map(
    UMatData * data,
    AccessFlag accessflags )

void

unmap(UMatData * data)

void

upload(
    UMatData * data,
    const void * src,
    int dims,
    const size_t[] sz,
    const size_t[] dstofs,
    const size_t[] dststep,
    const size_t[] srcstep )

Detailed Description#

Qualcomm’s custom allocator. This allocator uses Qualcomm’s memory management functions.

Note: The userdata field of cv::UMatData is used to store the file descriptor (fd) of the allocated memory.

Constructor & Destructor Documentation#

QcAllocator()#

cv::fastcv::QcAllocator::QcAllocator()

~QcAllocator()#

cv::fastcv::QcAllocator::~QcAllocator()

Member Function Documentation#

allocate()#

bool cv::fastcv::QcAllocator::allocate(
cv::UMatData * u,
cv::AccessFlag accessFlags,
cv::UMatUsageFlags usageFlags )

allocate()#

cv::UMatData * cv::fastcv::QcAllocator::allocate(
int dims,
const int * sizes,
int type,
void * data0,
size_t * step,
cv::AccessFlag flags,
cv::UMatUsageFlags usageFlags )

deallocate()#

void cv::fastcv::QcAllocator::deallocate(cv::UMatData * u)

Source file#

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