OpenCV
3.0.0
Open Source Computer Vision
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#include "mat.hpp"
Public Types | |
enum | { MAGIC_VAL = 0x42FF0000, AUTO_STEP = 0, CONTINUOUS_FLAG = CV_MAT_CONT_FLAG, SUBMATRIX_FLAG = CV_SUBMAT_FLAG } |
enum | { MAGIC_MASK = 0xFFFF0000, TYPE_MASK = 0x00000FFF, DEPTH_MASK = 7 } |
Public Member Functions | |
UMat (UMatUsageFlags usageFlags=USAGE_DEFAULT) | |
default constructor More... | |
UMat (int rows, int cols, int type, UMatUsageFlags usageFlags=USAGE_DEFAULT) | |
constructs 2D matrix of the specified size and type More... | |
UMat (Size size, int type, UMatUsageFlags usageFlags=USAGE_DEFAULT) | |
UMat (int rows, int cols, int type, const Scalar &s, UMatUsageFlags usageFlags=USAGE_DEFAULT) | |
constucts 2D matrix and fills it with the specified value _s. More... | |
UMat (Size size, int type, const Scalar &s, UMatUsageFlags usageFlags=USAGE_DEFAULT) | |
UMat (int ndims, const int *sizes, int type, UMatUsageFlags usageFlags=USAGE_DEFAULT) | |
constructs n-dimensional matrix More... | |
UMat (int ndims, const int *sizes, int type, const Scalar &s, UMatUsageFlags usageFlags=USAGE_DEFAULT) | |
UMat (const UMat &m) | |
copy constructor More... | |
UMat (const UMat &m, const Range &rowRange, const Range &colRange=Range::all()) | |
creates a matrix header for a part of the bigger matrix More... | |
UMat (const UMat &m, const Rect &roi) | |
UMat (const UMat &m, const Range *ranges) | |
template<typename _Tp > | |
UMat (const std::vector< _Tp > &vec, bool copyData=false) | |
builds matrix from std::vector with or without copying the data More... | |
template<typename _Tp , int n> | |
UMat (const Vec< _Tp, n > &vec, bool copyData=true) | |
builds matrix from cv::Vec; the data is copied by default More... | |
template<typename _Tp , int m, int n> | |
UMat (const Matx< _Tp, m, n > &mtx, bool copyData=true) | |
builds matrix from cv::Matx; the data is copied by default More... | |
template<typename _Tp > | |
UMat (const Point_< _Tp > &pt, bool copyData=true) | |
builds matrix from a 2D point More... | |
template<typename _Tp > | |
UMat (const Point3_< _Tp > &pt, bool copyData=true) | |
builds matrix from a 3D point More... | |
template<typename _Tp > | |
UMat (const MatCommaInitializer_< _Tp > &commaInitializer) | |
builds matrix from comma initializer More... | |
~UMat () | |
destructor - calls release() More... | |
void | addref () |
increases the reference counter; use with care to avoid memleaks More... | |
UMat & | adjustROI (int dtop, int dbottom, int dleft, int dright) |
moves/resizes the current matrix ROI inside the parent matrix. More... | |
void | assignTo (UMat &m, int type=-1) const |
int | channels () const |
returns element type, similar to CV_MAT_CN(cvmat->type) More... | |
int | checkVector (int elemChannels, int depth=-1, bool requireContinuous=true) const |
returns N if the matrix is 1-channel (N x ptdim) or ptdim-channel (1 x N) or (N x 1); negative number otherwise More... | |
UMat | clone () const |
returns deep copy of the matrix, i.e. the data is copied More... | |
UMat | col (int x) const |
returns a new matrix header for the specified column More... | |
UMat | colRange (int startcol, int endcol) const |
... for the specified column span More... | |
UMat | colRange (const Range &r) const |
void | convertTo (OutputArray m, int rtype, double alpha=1, double beta=0) const |
converts matrix to another datatype with optional scalng. See cvConvertScale. More... | |
void | copySize (const UMat &m) |
internal use function; properly re-allocates _size, _step arrays More... | |
void | copyTo (OutputArray m) const |
copies the matrix content to "m". More... | |
void | copyTo (OutputArray m, InputArray mask) const |
copies those matrix elements to "m" that are marked with non-zero mask elements. More... | |
void | create (int rows, int cols, int type, UMatUsageFlags usageFlags=USAGE_DEFAULT) |
allocates new matrix data unless the matrix already has specified size and type. More... | |
void | create (Size size, int type, UMatUsageFlags usageFlags=USAGE_DEFAULT) |
void | create (int ndims, const int *sizes, int type, UMatUsageFlags usageFlags=USAGE_DEFAULT) |
void | deallocate () |
deallocates the matrix data More... | |
int | depth () const |
returns element type, similar to CV_MAT_DEPTH(cvmat->type) More... | |
UMat | diag (int d=0) const |
... for the specified diagonal More... | |
double | dot (InputArray m) const |
computes dot-product More... | |
size_t | elemSize () const |
returns element size in bytes, More... | |
size_t | elemSize1 () const |
returns the size of element channel in bytes. More... | |
bool | empty () const |
returns true if matrix data is NULL More... | |
Mat | getMat (int flags) const |
void * | handle (int accessFlags) const |
UMat | inv (int method=DECOMP_LU) const |
matrix inversion by means of matrix expressions More... | |
bool | isContinuous () const |
returns true iff the matrix data is continuous More... | |
bool | isSubmatrix () const |
returns true if the matrix is a submatrix of another matrix More... | |
void | locateROI (Size &wholeSize, Point &ofs) const |
locates matrix header within a parent matrix. See below More... | |
UMat | mul (InputArray m, double scale=1) const |
per-element matrix multiplication by means of matrix expressions More... | |
void | ndoffset (size_t *ofs) const |
UMat | operator() (Range rowRange, Range colRange) const |
extracts a rectangular sub-matrix More... | |
UMat | operator() (const Rect &roi) const |
UMat | operator() (const Range *ranges) const |
UMat & | operator= (const UMat &m) |
assignment operators More... | |
UMat & | operator= (const Scalar &s) |
sets every matrix element to s More... | |
void | release () |
decreases reference counter; More... | |
UMat | reshape (int cn, int rows=0) const |
creates alternative matrix header for the same data, with different More... | |
UMat | reshape (int cn, int newndims, const int *newsz) const |
UMat | row (int y) const |
returns a new matrix header for the specified row More... | |
UMat | rowRange (int startrow, int endrow) const |
... for the specified row span More... | |
UMat | rowRange (const Range &r) const |
UMat & | setTo (InputArray value, InputArray mask=noArray()) |
sets some of the matrix elements to s, according to the mask More... | |
size_t | step1 (int i=0) const |
returns step/elemSize1() More... | |
UMat | t () const |
matrix transposition by means of matrix expressions More... | |
size_t | total () const |
returns the total number of matrix elements More... | |
int | type () const |
returns element type, similar to CV_MAT_TYPE(cvmat->type) More... | |
Static Public Member Functions | |
static UMat | diag (const UMat &d) |
constructs a square diagonal matrix which main diagonal is vector "d" More... | |
static UMat | eye (int rows, int cols, int type) |
static UMat | eye (Size size, int type) |
static MatAllocator * | getStdAllocator () |
and the standard allocator More... | |
static UMat | ones (int rows, int cols, int type) |
static UMat | ones (Size size, int type) |
static UMat | ones (int ndims, const int *sz, int type) |
static UMat | zeros (int rows, int cols, int type) |
Matlab-style matrix initialization. More... | |
static UMat | zeros (Size size, int type) |
static UMat | zeros (int ndims, const int *sz, int type) |
Public Attributes | |
MatAllocator * | allocator |
custom allocator More... | |
int | cols |
int | dims |
the matrix dimensionality, >= 2 More... | |
int | flags |
size_t | offset |
int | rows |
the number of rows and columns or (-1, -1) when the matrix has more than 2 dimensions More... | |
MatSize | size |
MatStep | step |
UMatData * | u |
UMatUsageFlags | usageFlags |
cv::UMat::UMat | ( | UMatUsageFlags | usageFlags = USAGE_DEFAULT | ) |
default constructor
cv::UMat::UMat | ( | int | rows, |
int | cols, | ||
int | type, | ||
UMatUsageFlags | usageFlags = USAGE_DEFAULT |
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) |
constructs 2D matrix of the specified size and type
cv::UMat::UMat | ( | Size | size, |
int | type, | ||
UMatUsageFlags | usageFlags = USAGE_DEFAULT |
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) |
cv::UMat::UMat | ( | int | rows, |
int | cols, | ||
int | type, | ||
const Scalar & | s, | ||
UMatUsageFlags | usageFlags = USAGE_DEFAULT |
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) |
constucts 2D matrix and fills it with the specified value _s.
cv::UMat::UMat | ( | Size | size, |
int | type, | ||
const Scalar & | s, | ||
UMatUsageFlags | usageFlags = USAGE_DEFAULT |
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) |
cv::UMat::UMat | ( | int | ndims, |
const int * | sizes, | ||
int | type, | ||
UMatUsageFlags | usageFlags = USAGE_DEFAULT |
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) |
constructs n-dimensional matrix
cv::UMat::UMat | ( | int | ndims, |
const int * | sizes, | ||
int | type, | ||
const Scalar & | s, | ||
UMatUsageFlags | usageFlags = USAGE_DEFAULT |
||
) |
cv::UMat::UMat | ( | const UMat & | m | ) |
copy constructor
cv::UMat::UMat | ( | const UMat & | m, |
const Range & | rowRange, | ||
const Range & | colRange = Range::all() |
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) |
creates a matrix header for a part of the bigger matrix
|
explicit |
builds matrix from std::vector with or without copying the data
|
explicit |
builds matrix from cv::Vec; the data is copied by default
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explicit |
builds matrix from cv::Matx; the data is copied by default
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explicit |
builds matrix from a 2D point
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explicit |
builds matrix from a 3D point
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explicit |
builds matrix from comma initializer
cv::UMat::~UMat | ( | ) |
destructor - calls release()
void cv::UMat::addref | ( | ) |
increases the reference counter; use with care to avoid memleaks
UMat& cv::UMat::adjustROI | ( | int | dtop, |
int | dbottom, | ||
int | dleft, | ||
int | dright | ||
) |
moves/resizes the current matrix ROI inside the parent matrix.
void cv::UMat::assignTo | ( | UMat & | m, |
int | type = -1 |
||
) | const |
int cv::UMat::channels | ( | ) | const |
returns element type, similar to CV_MAT_CN(cvmat->type)
int cv::UMat::checkVector | ( | int | elemChannels, |
int | depth = -1 , |
||
bool | requireContinuous = true |
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) | const |
returns N if the matrix is 1-channel (N x ptdim) or ptdim-channel (1 x N) or (N x 1); negative number otherwise
UMat cv::UMat::clone | ( | ) | const |
returns deep copy of the matrix, i.e. the data is copied
UMat cv::UMat::col | ( | int | x | ) | const |
returns a new matrix header for the specified column
UMat cv::UMat::colRange | ( | int | startcol, |
int | endcol | ||
) | const |
... for the specified column span
void cv::UMat::convertTo | ( | OutputArray | m, |
int | rtype, | ||
double | alpha = 1 , |
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double | beta = 0 |
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) | const |
converts matrix to another datatype with optional scalng. See cvConvertScale.
void cv::UMat::copySize | ( | const UMat & | m | ) |
internal use function; properly re-allocates _size, _step arrays
void cv::UMat::copyTo | ( | OutputArray | m | ) | const |
copies the matrix content to "m".
void cv::UMat::copyTo | ( | OutputArray | m, |
InputArray | mask | ||
) | const |
copies those matrix elements to "m" that are marked with non-zero mask elements.
void cv::UMat::create | ( | int | rows, |
int | cols, | ||
int | type, | ||
UMatUsageFlags | usageFlags = USAGE_DEFAULT |
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) |
allocates new matrix data unless the matrix already has specified size and type.
void cv::UMat::create | ( | Size | size, |
int | type, | ||
UMatUsageFlags | usageFlags = USAGE_DEFAULT |
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) |
void cv::UMat::create | ( | int | ndims, |
const int * | sizes, | ||
int | type, | ||
UMatUsageFlags | usageFlags = USAGE_DEFAULT |
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) |
void cv::UMat::deallocate | ( | ) |
deallocates the matrix data
int cv::UMat::depth | ( | ) | const |
returns element type, similar to CV_MAT_DEPTH(cvmat->type)
UMat cv::UMat::diag | ( | int | d = 0 | ) | const |
... for the specified diagonal
constructs a square diagonal matrix which main diagonal is vector "d"
double cv::UMat::dot | ( | InputArray | m | ) | const |
computes dot-product
size_t cv::UMat::elemSize | ( | ) | const |
returns element size in bytes,
size_t cv::UMat::elemSize1 | ( | ) | const |
returns the size of element channel in bytes.
bool cv::UMat::empty | ( | ) | const |
returns true if matrix data is NULL
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static |
Mat cv::UMat::getMat | ( | int | flags | ) | const |
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static |
and the standard allocator
void* cv::UMat::handle | ( | int | accessFlags | ) | const |
bool cv::UMat::isContinuous | ( | ) | const |
returns true iff the matrix data is continuous
bool cv::UMat::isSubmatrix | ( | ) | const |
returns true if the matrix is a submatrix of another matrix
locates matrix header within a parent matrix. See below
UMat cv::UMat::mul | ( | InputArray | m, |
double | scale = 1 |
||
) | const |
per-element matrix multiplication by means of matrix expressions
void cv::UMat::ndoffset | ( | size_t * | ofs | ) | const |
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static |
|
static |
extracts a rectangular sub-matrix
void cv::UMat::release | ( | ) |
decreases reference counter;
UMat cv::UMat::reshape | ( | int | cn, |
int | rows = 0 |
||
) | const |
creates alternative matrix header for the same data, with different
UMat cv::UMat::reshape | ( | int | cn, |
int | newndims, | ||
const int * | newsz | ||
) | const |
UMat cv::UMat::row | ( | int | y | ) | const |
returns a new matrix header for the specified row
UMat cv::UMat::rowRange | ( | int | startrow, |
int | endrow | ||
) | const |
... for the specified row span
UMat& cv::UMat::setTo | ( | InputArray | value, |
InputArray | mask = noArray() |
||
) |
sets some of the matrix elements to s, according to the mask
size_t cv::UMat::step1 | ( | int | i = 0 | ) | const |
returns step/elemSize1()
UMat cv::UMat::t | ( | ) | const |
matrix transposition by means of matrix expressions
size_t cv::UMat::total | ( | ) | const |
returns the total number of matrix elements
int cv::UMat::type | ( | ) | const |
returns element type, similar to CV_MAT_TYPE(cvmat->type)
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static |
Matlab-style matrix initialization.
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static |
MatAllocator* cv::UMat::allocator |
custom allocator
int cv::UMat::cols |
int cv::UMat::dims |
the matrix dimensionality, >= 2
int cv::UMat::flags |
includes several bit-fields:
size_t cv::UMat::offset |
int cv::UMat::rows |
the number of rows and columns or (-1, -1) when the matrix has more than 2 dimensions
MatSize cv::UMat::size |
MatStep cv::UMat::step |
UMatData* cv::UMat::u |
UMatUsageFlags cv::UMat::usageFlags |