Namespace OpenCV.Net

Classes

Arr

Represents an arbitrary array-like data structure.

Chain

Represents a Freeman chain where a polygon is specified as a sequence of steps in one of eight directions from a point origin.

CompressionParameters

Specifies the available image compression parameters.

CV

This class provides wrapper methods for the OpenCV C interface native functions.

CVException

The exception that is thrown when OpenCV error status is set.

CVHandle

Represents a native handle to OpenCV structures and classes.

Represents a file storage node. When XML/YAML file is read, it is first parsed and stored in the memory as a hierarchical collection of nodes. Each node can be a “leaf”, that is, contain a single number or a string, or be a collection of other nodes.

FileStorage

Represents a storage associated with a file on disk.

Font

Represents a font that can be passed to text rendering functions.

Graph

Represents an oriented or unoriented weighted graph.

HaarClassifierCascade

Represents a cascade or tree of boosted Haar stage classifiers.

Histogram

Represents a multi-dimensional histogram.

IplConvKernel

Represents a rectangular convolution kernel used for morphological operations.

IplImage

Represents an IPL image header.

KalmanFilter

Represents a Kalman filter state.

LatentSvmDetector

Represents a trained latent SVM detector.

Mat

Represents a multi-channel matrix.

MatND

Represents a multi-dimensional dense multi-channel array.

MemStorage

Represents a growing memory storage.

NamedWindow

Represents a window which can be used as placeholder for images and trackbars.

PositObject

Represents information about a 3D object model for camera pose estimation.

Seq

Represents a growable sequence of elements.

Set

Represents a collection of nodes.

SparseMat

Represents a multi-dimensional sparse multi-channel array.

SparseNode

Represents an element node in a sparse array.

StereoBM

Represents the block matching algorithm for computing stereo correspondence.

StringHashNode

Represents a unique reference for a given name.

VideoWriter

Represents a frame writer for a video file stream.

Structs

AttrList

Represents a list of attributes.

AvgComp

Represents a structure that contains the bounding box and number of neighbors of objects detected by DetectObjects(Arr, MemStorage, Double, Int32, HaarDetectObjectFlags, Size, Size).

ConnectedComp

Represents a connected component.

ConvexityDefect

Represents a contour convexity defect.

HuMoments

Represents the seven invariant Hu image moments.

MemBlock

Represents a memory storage block.

MemStoragePos

Represents a memory storage position.

Moments

Represents all the moments up to the third order of a polygon or rasterized shape.

ObjectDetection

Represents a structure that contains the bounding box and confidence level for a detected object.

Point

Represents a 2D point with integer coordinates (usually zero-based).

Point2d

Represents a 2D point with double-precision floating-point coordinates.

Point2f

Represents a 2D point with single-precision floating-point coordinates.

Point3d

Represents a 3D point with double-precision floating-point coordinates.

Point3f

Represents a 3D point with single-precision floating-point coordinates.

Rect

Represents the offset and size of a rectangle.

RotatedRect

Represents a possibly rotated rectangle.

Scalar

A container for one-,two-,three- or four-tuples of doubles. Scalar is always represented as a four-tuple.

SeqSlice

Represents a sequence slice.

Size

Represents the pixel-accurate size of a rectangle.

Size2f

Represents the sub-pixel accurate size of a rectangle.

TermCriteria

Represents a termination criteria for iterative algorithms.

Enums

AdaptiveThresholdMethod

Specifies the available adaptive threshold methods.

ButtonType

Specifies the available GUI button types.

CameraCalibrationFlags

Specifies available operation flags for camera calibration.

CaptureDomain

Specifies the available camera or video capture domains.

CaptureProperty

Specifies the available properties of a camera or video file.

CheckArrayFlags

Specifies operation flags for CheckRange(CheckArrayFlags, Double, Double).

ChessboardCalibrationFlags

Specifies available operation flags for finding chessboard corners.

ColorConversion

Specifies the color space conversion used by CvtColor(Arr, Arr, ColorConversion).

ComparisonOperation

Specifies the comparison operation used to test the relation between individual array elements in Cmp(Arr, Arr, Arr, ComparisonOperation) and CmpS(Arr, Double, Arr, ComparisonOperation).

ContourApproximation

Specifies the available contour approximation methods.

ContourRetrieval

Specifies the available contour retrieval modes.

ConvertImageFlags

Specifies operation flags for ConvertImage(Arr, Arr, ConvertImageFlags).

CovarianceFlags

Specifies operation flags for CalcCovarMatrix(Arr[], Arr, Arr, CovarianceFlags).

Depth

Specifies the available element bit depth formats for Mat and Seq instances.

DiscreteTransformFlags

Specifies the operation of discrete linear transforms and related functions.

DistanceLabel

Specifies the content of the output label array in DistTransform(Arr, Arr, DistanceType, Int32, Single[], Arr, DistanceLabel).

DistanceType

Specifies the available types of distance functions.

FarnebackFlowFlags

Specifies available operation flags for CalcOpticalFlowFarneback(Arr, Arr, Arr, Double, Int32, Int32, Int32, Int32, Double, FarnebackFlowFlags).

FileNodeType

Specifies the available types of file storage node values.

FindHomographyMethod

Specifies available methods for computing the homography matrix.

FlipMode

Specifies the mirror mode used in Flip(Arr, Arr, FlipMode).

FloodFillFlags

Specifies flags for the flood fill algorithm.

FontFace

Specifies font face flags for instances of Font.

FontStyle

Specifies the available Qt font glyph styles.

FontWeight

Specifies the predefined font weights for Qt fonts.

FundamentalMatrixMethod

Specifies available methods for computing the fundamental matrix.

GemmFlags

Specifies operation flags for GEMM(Arr, Arr, Double, Arr, Double, Arr, GemmFlags).

HaarDetectObjectFlags

Specifies available operation flags for DetectObjects(Arr, MemStorage, Double, Int32, HaarDetectObjectFlags, Size, Size).

HistogramComparison

Specifies the available histogram comparison methods.

HistogramType

Specifies the available histogram types.

HoughCirclesMethod

Specifies available Hough transform variants for circle detection.

HoughLinesMethod

Specifies available Hough transform variants for line detection.

InpaintMethod

Specifies available inpainting methods.

InversionMethod

Specifies the inversion method for solving linear systems.

IplBorder

Specifies the type of border to create around a copied image.

IplDepth

Specifies the available pixel bit depth formats for IplImage instances.

IplOrigin

Specifies the available data origin for IplImage instances.

KMeansFlags

Specifies operation flags for the k-means algorithm.

LineFlags

Specifies flags for the line drawing algorithm used for rasterizing.

LineType

Specifies the type of connectivity used for line rasterizing.

LKFlowFlags

Specifies available operation flags for CalcOpticalFlowPyrLK(Arr, Arr, Arr, Arr, Point2f[], Point2f[], Size, Int32, Byte[], Single[], TermCriteria, LKFlowFlags) and CalcAffineFlowPyrLK(Arr, Arr, Arr, Arr, Point2f[], Point2f[], Single[], Size, Int32, Byte[], Single[], TermCriteria, LKFlowFlags).

LoadImageFlags

Specifies the color type of a loaded image.

MorphologicalOperation

Specifies the type of morphological operation used by MorphologyEx(Arr, Arr, Arr, IplConvKernel, MorphologicalOperation, Int32).

MouseEvent

Specifies mouse event categories.

MouseEventFlags

Specifies mouse event modifier flags.

NormTypes

Specifies flags for Norm(Arr, Arr, NormTypes, Arr) and Normalize(Arr, Arr, Double, Double, NormTypes, Arr).

PcaFlags

Specifies operation flags for CalcPCA(Arr, Arr, Arr, Arr, PcaFlags).

PolygonApproximation

Specifies the available polygon approximation algorithms.

PyramidDecompositionFilter

Specifies the type of linear filter used for pyramid up and downsampling.

RandDistribution

Specifies the random distribution to use for RandArr(ref UInt64, Arr, RandDistribution, Scalar, Scalar).

ReduceOperation

Specifies the matrix reduction operation.

SequenceElementType

Specifies the most common sequence element types.

SequenceFlags

Specifies a set of operational flags for Seq instances.

SequenceKind

Specifies the kind of Seq instances.

ShapeMatchingMethod

Specifies the available shape comparison methods.

ShapeOrientation

Specifies the desired orientation of the convex hull.

SmoothMethod

Specifies the type of smoothing used by Smooth(Arr, Arr, SmoothMethod, Int32, Int32, Double, Double).

SortFlags

Specifies operation flags for the Sort(Arr, Arr, Arr, SortFlags) method.

StereoBMPreFilterType

Specifies available types of stereo block matching pre-filtering.

StereoBMPreset

Specifies available presets of stereo block matching algorithm parameters.

StereoCalibrationFlags

Specifies available operation flags for stereo camera calibration.

StereoRectificationFlags

Specifies available operation flags for stereo rectification.

StorageFlags

Specifies available flags for creating FileStorage instances.

StructStorageFlags

Specifies type flags for writing compound structures to a FileStorage instance.

StructuringElementShape

Specifies the shape of the structuring element kernel.

SubPixelInterpolation

Specifies the interpolation method used by Resize(Arr, Arr, SubPixelInterpolation).

SvdFlags

Specifies operation flags for SVD(Arr, Arr, Arr, Arr, SvdFlags).

TemplateMatchingMethod

Specifies the way the template is compared with image regions in MatchTemplate(Arr, Arr, Arr, TemplateMatchingMethod).

TermCriteriaType

Specifies the available termination criteria modes for iterative algorithms.

ThresholdTypes

Specifies the available threshold types.

WarpFlags

Specifies interpolation and operational flags for image warp methods.

WindowFlags

Specifies the available flags used to create a named window.

WindowProperty

Specifies the window properties that are available to query and modify.

Delegates

ButtonCallback

Represents the method that will be called when the button changes state.

MouseCallback

Represents the method that will handle mouse events of a named window.

OpenGLDrawCallback

Represents the method that will draw OpenGL on top of the image display.

TrackbarCallback

Represents the method that wil be called whenever the trackbar changes value.