函数 |
Description |
说明 |
cvAdd |
Elementwise addition of two arrays |
两个数组对应元素的和 |
cvAddS
|
Elementwise addition of an array and a scalar
|
一个数组和一个标量对应元素的和
|
cvAddWeighted
|
Elementwise weighted addition of two arrays (alpha blending)
|
两个数组对元素的加权求和(alpha混合)
|
cvSub
|
Elementwise subtraction of one array from another
|
把两个数组的对应元素相减
|
cvSubS
|
Elementwise subtraction of a scalar from an array
|
把一个数组的元素减去一个标量
|
cvSubRS
|
Elementwise subtraction of an array from a scalar
|
把一个标量减去一个数组中的元素
|
cvMul
|
Elementwise multiplication of two arrays
|
两个数组对应元素的乘法
|
cvDotProduct
|
Compute dot product of two vectors
|
计算两个向量的点乘
|
cvCrossProduct
|
Compute cross product of two three-dimensional vectors
|
对两个三维向量做叉乘
|
cvGEMM
|
Generalized matrix multiplication
|
广义矩阵的乘法
|
cvDiv
|
Elementwise division of one array by another
|
一个数组和另一个数组对应元素的除法
|
cvAbs
|
Absolute value of all elements in an array
|
数组中所有元素的绝对值
|
cvAbsDiff
|
Absolute value of diff erences between two arrays
|
两个数组差值的绝对值
|
cvAbsDiffS
|
Absolute value of diff erence between an array and a scalar
|
一个数组和一个标量的差值的绝对值
|
cvMin
|
Elementwise min operation on two arrays
|
对两个数组中的对应元素做最小值操作
|
cvMinS
|
Elementwise min operation between an array and a scalar
|
一个数组的元素和一个向量做最小值操作
|
cvMax
|
Elementwise max operation on two arrays
|
对两个数组中的对应元素做最大值操作
|
cvMaxS
|
Elementwise max operation between an array and a scalar
|
一个数组的元素和一个向量做最大值操作
|
cvMinMaxLoc
|
Find minimum and maximum values in an array
|
寻找数组中的最大值和最小值
|
cvAvg
|
Average value of all elements in an array
|
数组中所有元素的平均值
|
cvAvgStd
|
Absolute value and standard deviation of all elements in an array
|
数组中所有元素的平均值和标准差
|
cvSum
|
Sum all elements of an array
|
对数组的所有元素求和
|
cvCountNonZero
|
Count nonzero elements in an array
|
对数组中非零元素计数
|
cvGetRow
|
Copy elements from row slice of an array
|
拷贝数组中一行元素
|
cvGetRows
|
Copy elements from multiple adjacent rows of an array
|
拷贝数组中相邻的多行元素
|
cvGetCol
|
Copy elements from column slice of an array
|
拷贝数组中一列元素
|
cvGetCols
|
Copy elements from multiple adjacent columns of an array
|
拷贝数组中相邻的多列元素
|
cvGetSubRect
|
Copy elements from subregion of an array
|
拷贝一个数组中子区域的元素
|
cvGetDiag
|
Copy elements from an array diagonal
|
拷贝数组对角线元素
|
cvAnd
|
Elementwise bit-level AND of two arrays
|
把两个数组的对应元素做位与操作
|
cvNot
|
Bitwise inversion of every element of an array
|
对数组中每个元素逐位取反
|
cvOr
|
Elementwise bit-level OR of two arrays
|
把两个数组的对应元素做位取反
|
cvOrS
|
Elementwise bit-level OR of an array and a scalar
|
把一个数组中的元素和一个标量取反
|
cvXor
|
Elementwise bit-level XOR between two arrays
|
把两个数组中的对应元素做异或运算
|
cvXorS
|
Elementwise bit-level XOR between an array and a scalar
|
把一个数组中的元素和一个标量做异或运算
|
cvGetDims
|
Return the number of dimensions of an array
|
返回数组的维数
|
cvGetDimSize
|
Return the sizes of all dimensions of an array
|
返回数组所有维的尺寸
|
cvGetSize
|
Get size of a two-dimensional array and return as CvSize
|
获取二维数组的尺寸,返回一个CvSize结构
|
cvCopy
|
Copy elements of one array to another
|
把一个数组中的元素拷贝到另一个数组
|
cvRepeat
|
Tile the contents of one array into another
|
把一个数组的内容铺到另一个中
|
cvSplit
|
Split a multichannel array into multiple single-channel arrays
|
把一个多通道数组分解为多个单通道数组
|
cvMerge
|
Merge several single-channel images into one multichannel image
|
把数个单通道图象合并为一个多通道图象
|
cvCvtColor
|
Convert channels of an array from one color space to another
|
把数组中通道从一个色彩空间转换到另一个色彩空间
|
cvReduce
|
Reduce a two-dimensional array to a vector by a given operation
|
根据一个给定操作,把一个二维数组缩减为一个向量
|
cvConvertScale
|
Convert array type with optional rescaling of the value
|
|
cvConvertScaleAbs
|
Convert array type after absolute value with optional rescaling
|
|
cvSet
|
Set all elements of an array to a given value
|
把数组中所有元素赋一个给定的值
|
cvSetZero
|
Set all elements of an array to 0
|
把数组中所有元素赋值为0
|
cvZero
|
Set all elements of an array to 0
|
把数组中所有元素置0
|
cvFlip
|
Flip an array about a selected axis
|
把数组相对一个选定的轴做翻转
|
cvNormalize
|
Normalize elements in an array to some value
|
把数组中的元素规一化到某一值
|
cvTranspose
|
Transpose all elements of an array across the diagonal
|
把所有元素相对对角线转置
|
cvSetIdentity
|
Set all elements of an array to 1 for the diagonal and 0 otherwise
|
对数组的对角线元素赋1,其它的为0
|
cvCalcCovarMatrix
|
Compute covariance of a set of n-dimensional vectors
|
一组n维向量的协方差
|
cvDet
|
Compute determinant of a square matrix
|
计算一个方阵行列式的值
|
cvEigenVV
|
Compute eigenvalues and eigenvectors of a square matrix
|
计算一个方阵的特征值和特征向量
|
cvInvert
|
Invert a square matrix
|
计算方阵的逆矩阵
|
cvMahalonobis
|
Compute Mahalonobis distance between two vectors
|
计算两个向量的马氏距离( Mahalonobis distance)
|
cvNorm
|
Compute normalized correlations between two arrays
|
计算两相数组的规一化系数
|
cvSVD
|
Compute singular value decomposition of a two-dimensional array
|
计算一个二维数组的奇异值分解
|
cvSVBkSb
|
Compute singular value back-substitution
|
计算奇异值回代
|
cvTrace
|
Compute the trace of an array
|
计算数组的迹
|
cvSolve
|
Solve a system of linear equations
|
求解一个线性方程
|
cvInRange
|
Test if elements of an array are within values of two other arrays
|
测试一个数组中的元素的值是否在另两个数组的值之间
|
cvInRangeS
|
Test if elements of an array are in range between two scalars
|
测试一个数组上的元素是否在两个标量之间
|
cvCmp
|
Apply selected comparison operator to all elements in two arrays
|
对两个数组中所有元素进行选中的比较操作
|
cvCmpS
|
Apply selected comparison operator to an array relative to a scalar
|
一个数组和一个标量之间进行选中的比较操作
|