Package org.opencv.core

Class Mat

java.lang.Object

org.opencv.core.Mat

Direct Known Subclasses:

MatOfByte, MatOfDMatch, MatOfDouble, MatOfFloat, MatOfFloat4, MatOfFloat6, MatOfInt, MatOfInt4, MatOfKeyPoint, MatOfPoint, MatOfPoint2f, MatOfPoint3, MatOfPoint3f, MatOfRect, MatOfRect2d, MatOfRotatedRect

public class Mat
extends Object

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static interface	Mat.Atable<T>
static class	Mat.Tuple2<T>
static class	Mat.Tuple3<T>
static class	Mat.Tuple4<T>

Field Summary

Fields

Modifier and Type	Field	Description
static final Cleaner	cleaner
final long	nativeObj

Constructor Summary

Constructors

Constructor	Description
Mat()
Mat(int[] sizes, int type)
Mat(int[] sizes, int type, Scalar s)
Mat(int rows, int cols, int type)
Mat(int rows, int cols, int type, ByteBuffer data)
Mat(int rows, int cols, int type, ByteBuffer data, long step)
Mat(int rows, int cols, int type, Scalar s)
Mat(long addr)
Mat(Mat m, Range rowRange)
Mat(Mat m, Range[] ranges)
Mat(Mat m, Range rowRange, Range colRange)
Mat(Mat m, Rect roi)
Mat(Size size, int type)
Mat(Size size, int type, Scalar s)

Method Summary

Modifier and Type	Method	Description
Mat	adjustROI(int dtop, int dbottom, int dleft, int dright)
void	assignTo(Mat m)
void	assignTo(Mat m, int type)
<T> Mat.Atable<T>	at(Class<T> clazz, int[] idx)
<T> Mat.Atable<T>	at(Class<T> clazz, int row, int col)
int	channels()
int	checkVector(int elemChannels)
int	checkVector(int elemChannels, int depth)
int	checkVector(int elemChannels, int depth, boolean requireContinuous)
Mat	clone()
Mat	col(int x)
Mat	colRange(int startcol, int endcol)
Mat	colRange(Range r)
int	cols()
void	convertTo(Mat m, int rtype)
void	convertTo(Mat m, int rtype, double alpha)
void	convertTo(Mat m, int rtype, double alpha, double beta)
void	copySize(Mat m)
void	copyTo(Mat m)
void	copyTo(Mat m, Mat mask)
void	create(int[] sizes, int type)
void	create(int rows, int cols, int type)
void	create(Size size, int type)
Mat	cross(Mat m)
long	dataAddr()
int	depth()
Mat	diag()
Mat	diag(int d)
static Mat	diag(Mat d)
int	dims()
double	dot(Mat m)
String	dump()
long	elemSize()
long	elemSize1()
boolean	empty()
static Mat	eye(int rows, int cols, int type)
static Mat	eye(Size size, int type)
double[]	get(int[] idx)
int	get(int[] idx, byte[] data)
int	get(int[] idx, double[] data)
int	get(int[] idx, float[] data)
int	get(int[] idx, int[] data)
int	get(int[] idx, short[] data)
double[]	get(int row, int col)
int	get(int row, int col, byte[] data)
int	get(int row, int col, double[] data)
int	get(int row, int col, float[] data)
int	get(int row, int col, int[] data)
int	get(int row, int col, short[] data)
long	getNativeObjAddr()
int	height()
Mat	inv()
Mat	inv(int method)
boolean	isContinuous()
boolean	isSubmatrix()
void	locateROI(Size wholeSize, Point ofs)
Mat	matMul(Mat m)	Matrix multiplication
Mat	mul(Mat m)	Element-wise multiplication
Mat	mul(Mat m, double scale)	Element-wise multiplication with scale factor
static Mat	ones(int[] sizes, int type)
static Mat	ones(int rows, int cols, int type)
static Mat	ones(Size size, int type)
void	push_back(Mat m)
int	put(int[] idx, byte[] data)
int	put(int[] idx, byte[] data, int offset, int length)
int	put(int[] idx, double... data)
int	put(int[] idx, float[] data)
int	put(int[] idx, int[] data)
int	put(int[] idx, short[] data)
int	put(int row, int col, byte[] data)
int	put(int row, int col, byte[] data, int offset, int length)
int	put(int row, int col, double... data)
int	put(int row, int col, float[] data)
int	put(int row, int col, int[] data)
int	put(int row, int col, short[] data)
protected void	registerCleaner()
void	release()
Mat	reshape(int cn)
Mat	reshape(int cn, int rows)
Mat	reshape(int cn, int[] newshape)
Mat	row(int y)
Mat	rowRange(int startrow, int endrow)
Mat	rowRange(Range r)
int	rows()
Mat	setTo(Mat value)
Mat	setTo(Mat value, Mat mask)
Mat	setTo(Scalar s)
Mat	setTo(Scalar value, Mat mask)
Size	size()
int	size(int i)
long	step1()
long	step1(int i)
Mat	submat(int rowStart, int rowEnd, int colStart, int colEnd)
Mat	submat(Range[] ranges)
Mat	submat(Range rowRange, Range colRange)
Mat	submat(Rect roi)
Mat	t()
String	toString()
long	total()
int	type()
int	width()
static Mat	zeros(int[] sizes, int type)
static Mat	zeros(int rows, int cols, int type)
static Mat	zeros(Size size, int type)

Methods inherited from class java.lang.Object

equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Details

cleaner

public static final Cleaner cleaner

nativeObj

public final long nativeObj

Constructor Details

Mat

public Mat(long addr)

Mat

public Mat()

Mat

public Mat(int rows,
 int cols,
 int type)

Mat

public Mat(int rows,
 int cols,
 int type,
 ByteBuffer data)

Mat

public Mat(int rows,
 int cols,
 int type,
 ByteBuffer data,
 long step)

Mat

public Mat(Size size,
 int type)

Mat

public Mat(int[] sizes,
 int type)

Mat

public Mat(int rows,
 int cols,
 int type,
 Scalar s)

Mat

public Mat(Size size,
 int type,
 Scalar s)

Mat

public Mat(int[] sizes,
 int type,
 Scalar s)

Mat

public Mat(Mat m,
 Range rowRange,
 Range colRange)

Mat

public Mat(Mat m,
 Range rowRange)

Mat

public Mat(Mat m,
 Range[] ranges)

Mat

public Mat(Mat m,
 Rect roi)

Method Details

diag

public static Mat diag(Mat d)

eye

public static Mat eye(int rows,
 int cols,
 int type)

eye

public static Mat eye(Size size,
 int type)

ones

public static Mat ones(int rows,
 int cols,
 int type)

ones

public static Mat ones(Size size,
 int type)

ones

public static Mat ones(int[] sizes,
 int type)

zeros

public static Mat zeros(int rows,
 int cols,
 int type)

zeros

public static Mat zeros(Size size,
 int type)

zeros

public static Mat zeros(int[] sizes,
 int type)

registerCleaner

protected void registerCleaner()

adjustROI

public Mat adjustROI(int dtop,
 int dbottom,
 int dleft,
 int dright)

assignTo

public void assignTo(Mat m,
 int type)

assignTo

public void assignTo(Mat m)

channels

public int channels()

checkVector

public int checkVector(int elemChannels,
 int depth,
 boolean requireContinuous)

checkVector

public int checkVector(int elemChannels,
 int depth)

checkVector

public int checkVector(int elemChannels)

clone

public Mat clone()

Overrides:

clone in class Object

col

public Mat col(int x)

colRange

public Mat colRange(int startcol,
 int endcol)

colRange

public Mat colRange(Range r)

dims

public int dims()

cols

public int cols()

convertTo

public void convertTo(Mat m,
 int rtype,
 double alpha,
 double beta)

convertTo

public void convertTo(Mat m,
 int rtype,
 double alpha)

convertTo

public void convertTo(Mat m,
 int rtype)

copyTo

public void copyTo(Mat m)

copyTo

public void copyTo(Mat m,
 Mat mask)

create

public void create(int rows,
 int cols,
 int type)

create

public void create(Size size,
 int type)

create

public void create(int[] sizes,
 int type)

copySize

public void copySize(Mat m)

cross

public Mat cross(Mat m)

dataAddr

public long dataAddr()

depth

public int depth()

diag

public Mat diag(int d)

diag

public Mat diag()

dot

public double dot(Mat m)

elemSize

public long elemSize()

elemSize1

public long elemSize1()

empty

public boolean empty()

inv

public Mat inv(int method)

inv

public Mat inv()

isContinuous

public boolean isContinuous()

isSubmatrix

public boolean isSubmatrix()

locateROI

public void locateROI(Size wholeSize,
 Point ofs)

mul

public Mat mul(Mat m,
 double scale)

Element-wise multiplication with scale factor

Parameters:

m - operand with with which to perform element-wise multiplication

scale - scale factor

Returns:

reference to a new Mat object

mul

public Mat mul(Mat m)

Element-wise multiplication

Parameters:

m - operand with with which to perform element-wise multiplication

Returns:

reference to a new Mat object

matMul

public Mat matMul(Mat m)

Matrix multiplication

Parameters:

m - operand with with which to perform matrix multiplication

Returns:

reference to a new Mat object

See Also:

• Core.gemm(Mat, Mat, double, Mat, double, Mat, int)

push_back

public void push_back(Mat m)

release

public void release()

reshape

public Mat reshape(int cn,
 int rows)

reshape

public Mat reshape(int cn)

reshape

public Mat reshape(int cn,
 int[] newshape)

row

public Mat row(int y)

rowRange

public Mat rowRange(int startrow,
 int endrow)

rowRange

public Mat rowRange(Range r)

rows

public int rows()

setTo

public Mat setTo(Scalar s)

setTo

public Mat setTo(Scalar value,
 Mat mask)

setTo

public Mat setTo(Mat value,
 Mat mask)

setTo

public Mat setTo(Mat value)

size

public Size size()

size

public int size(int i)

step1

public long step1(int i)

step1

public long step1()

submat

public Mat submat(int rowStart,
 int rowEnd,
 int colStart,
 int colEnd)

submat

public Mat submat(Range rowRange,
 Range colRange)

submat

public Mat submat(Range[] ranges)

submat

public Mat submat(Rect roi)

t

public Mat t()

total

public long total()

type

public int type()

toString

public String toString()

Overrides:

toString in class Object

dump

public String dump()

put

public int put(int row,
 int col,
 double... data)

put

public int put(int[] idx,
 double... data)

put

public int put(int row,
 int col,
 float[] data)

put

public int put(int[] idx,
 float[] data)

put

public int put(int row,
 int col,
 int[] data)

put

public int put(int[] idx,
 int[] data)

put

public int put(int row,
 int col,
 short[] data)

put

public int put(int[] idx,
 short[] data)

put

public int put(int row,
 int col,
 byte[] data)

put

public int put(int[] idx,
 byte[] data)

put

public int put(int row,
 int col,
 byte[] data,
 int offset,
 int length)

put

public int put(int[] idx,
 byte[] data,
 int offset,
 int length)

get

public int get(int row,
 int col,
 byte[] data)

get

public int get(int[] idx,
 byte[] data)

get

public int get(int row,
 int col,
 short[] data)

get

public int get(int[] idx,
 short[] data)

get

public int get(int row,
 int col,
 int[] data)

get

public int get(int[] idx,
 int[] data)

get

public int get(int row,
 int col,
 float[] data)

get

public int get(int[] idx,
 float[] data)

get

public int get(int row,
 int col,
 double[] data)

get

public int get(int[] idx,
 double[] data)

get

public double[] get(int row,
 int col)

get

public double[] get(int[] idx)

height

public int height()

width

public int width()

at

public <T> Mat.Atable<T> at(Class<T> clazz,
 int row,
 int col)

at

public <T> Mat.Atable<T> at(Class<T> clazz,
 int[] idx)

getNativeObjAddr

public long getNativeObjAddr()