The Image<(Of <(TColor, TDepth>)>) type exposes the following members.
Constructors
Name | Description | |
---|---|---|
![]() | Image<(Of <(TColor, TDepth>)>) | Overloaded. |
Methods
Name | Description | |
---|---|---|
![]() | _And |
Inplace And operation with src2 (Inherited from CvArray<(Of <(TDepth>)>).) |
![]() | _Dilate |
Dilates this image inplace using a 3x3 rectangular structuring element.
Dilation are applied serveral (iterations) times
|
![]() | _EqualizeHist |
The algorithm inplace normalizes brightness and increases contrast of the image.
For color images, a HSV representation of the image is first obtained and the V (value) channel is histogram normalized
|
![]() | _Erode |
Erodes this image inplace using a 3x3 rectangular structuring element.
Erosion are applied serveral (iterations) times
|
![]() | _Flip | Inplace flip the image |
![]() | _GammaCorrect |
Gamma correct this image inplace. The image must have a depth type of Byte.
|
![]() | _Max | Overloaded. |
![]() | _Min | Overloaded. |
![]() | _MorphologyEx |
Perform inplace advanced morphological transformations using erosion and dilation as basic operations.
|
![]() | _Mul | Overloaded. |
![]() | _Not |
Inplace compute the complement for all array elements
(Inherited from CvArray<(Of <(TDepth>)>).) |
![]() | _Or |
Inplace Or operation with src2 (Inherited from CvArray<(Of <(TDepth>)>).) |
![]() | _SmoothGaussian | Overloaded. |
![]() | _ThresholdBinary | Threshold the image inplace such that: dst(x,y) = max_value, if src(x,y)>threshold; 0, otherwise |
![]() | _ThresholdBinaryInv | Threshold the image inplace such that: dst(x,y) = 0, if src(x,y)>threshold; max_value, otherwise |
![]() | _ThresholdToZero | Threshold the image inplace such that: dst(x,y) = src(x,y), if src(x,y)>threshold; 0, otherwise |
![]() | _ThresholdToZeroInv | Threshold the image inplace such that: dst(x,y) = 0, if src(x,y)>threshold; src(x,y), otherwise |
![]() | _ThresholdTrunc | Threshold the image inplace such that: dst(x,y) = threshold, if src(x,y)>threshold; src(x,y), otherwise |
![]() | AbsDiff | Overloaded. |
![]() | Acc | Overloaded. |
![]() | Action | Overloaded. |
![]() | Add | Overloaded. |
![]() | AddWeighted |
Return the weighted sum such that: res = this * alpha + img2 * beta + gamma
|
![]() | AllocateData |
Allocate data for the array
(Overrides CvArray<(Of <(TDepth>)>)..::.AllocateData(Int32, Int32, Int32).) |
![]() | And | Overloaded. |
![]() | AvgSdv | Overloaded. |
![]() | BuildPyramid |
Compute the image pyramid
|
![]() | Canny | Find the edges on this image and marked them in the returned image. |
![]() | Clone |
Make a clone of the current image. All image data as well as the COI and ROI are cloned
|
![]() | Cmp | Overloaded. |
![]() | ConcateHorizontal |
Concate the current image with another image horizontally.
|
![]() | ConcateVertical |
Concate the current image with another image vertically.
|
![]() | Convert | Overloaded. |
![]() | ConvertFrom<(Of <(TSrcColor, TSrcDepth>)>) |
Convert the source image to the current image, if the size are different, the current image will be a resized version of the srcImage.
|
![]() | ConvertScale<(Of <(TOtherDepth>)>) | Convert the current image to the specific depth, at the same time scale and shift the values of the pixel |
![]() | Convolution |
Performs a convolution using the specific kernel |
![]() | Copy | Overloaded. |
![]() | CopyBlank |
Create an image of the same size
|
![]() | CopyTo |
Copy the current array to dest (Inherited from CvArray<(Of <(TDepth>)>).) |
![]() | CountNonzero |
Count the non Zero elements for each channel
|
![]() | DeserializeObjectData |
A function used for runtime deserailization of the object
(Inherited from CvArray<(Of <(TDepth>)>).) |
![]() | DetectHaarCascade | Overloaded. |
![]() | Dilate |
Dilates this image using a 3x3 rectangular structuring element.
Dilation are applied serveral (iterations) times
|
![]() | Dispose |
The dispose function that implements IDisposable interface
(Inherited from DisposableObject.) |
![]() | DisposeObject |
Release all unmanaged memory associate with the image
(Overrides CvArray<(Of <(TDepth>)>)..::.DisposeObject()()().) |
![]() | DotProduct |
Calculates and returns the Euclidean dot product of two arrays.
src1 dot src2 = sumI(src1(I)*src2(I))
(Inherited from CvArray<(Of <(TDepth>)>).) |
![]() | Draw | Overloaded. |
![]() | DrawPolyline | Overloaded. |
![]() | Equals | Overloaded. |
![]() | Erode |
Erodes this image using a 3x3 rectangular structuring element.
Erosion are applied serveral (iterations) times
|
![]() | Exp |
Calculates exponent of every element of input array:
dst(I)=exp(src(I))
|
![]() | ExtractMSER |
Extracts the contours of Maximally Stable Extremal Regions
|
![]() | ExtractSURF | Overloaded. |
![]() | FillConvexPoly |
Fill the convex polygon with the specific color
|
![]() | Finalize |
Destructor
(Inherited from DisposableObject.) |
![]() | FindContours | Overloaded. |
![]() | FindCornerSubPix |
Iterates to find the sub-pixel accurate location of corners, or radial saddle points
|
![]() | Flip | Return a filpped copy of the current image |
![]() | GetAverage | Overloaded. |
![]() | GetFASTKeypoints |
Get the FAST keypoints from this image
|
![]() | GetHashCode | Serves as a hash function for a particular type. (Inherited from Object.) |
![]() | GetMoments |
Calculates spatial and central moments up to the third order and writes them to moments. The moments may be used then to calculate gravity center of the shape, its area, main axises and various shape characeteristics including 7 Hu invariants.
|
![]() | GetObjectData |
A function used for runtime serilization of the object
(Overrides CvArray<(Of <(TDepth>)>)..::.GetObjectData(SerializationInfo, StreamingContext).) |
![]() | GetSchema |
Get the xml schema
(Inherited from CvArray<(Of <(TDepth>)>).) |
![]() | GetStarKeypoints |
Get the star keypoints from this image
|
![]() | GetSubRect |
Get a subimage which image data is shared with the current image.
|
![]() | GetSum | Get the sum for each color channel |
![]() | GetType | Gets the Type of the current instance. (Inherited from Object.) |
![]() | GoodFeaturesToTrack | Overloaded. |
![]() | HoughCircles |
First apply Canny Edge Detector on the current image,
then apply Hough transform to find circles
|
![]() | HoughLines |
First apply Canny Edge Detector on the current image,
then apply Hough transform to find line segments
|
![]() | HoughLinesBinary |
Apply Hough transform to find line segments.
The current image must be a binary image (eg. the edges as a result of the Canny edge detector)
|
![]() | InPaint | Use impaint to recover the intensity of the pixels which location defined by on this image |
![]() | InRange | Overloaded. |
![]() | Integral | Overloaded. |
![]() | Laplace |
Calculates Laplacian of the source image by summing second x- and y- derivatives calculated using Sobel operator.
Specifying aperture_size=1 gives the fastest variant that is equal to convolving the image with the following kernel:
|0 1 0|
|1 -4 1|
|0 1 0|
|
![]() | Log |
Calculates natural logarithm of absolute value of every element of input array
|
![]() | LogPolar |
Convert the image to log polar, simulating the human foveal vision
|
![]() | MatchTemplate |
The function slids through image, compares overlapped patches of size wxh with templ using the specified method and return the comparison results
|
![]() | Max | Overloaded. |
![]() | MemberwiseClone | Creates a shallow copy of the current Object. (Inherited from Object.) |
![]() | Min | Overloaded. |
![]() | MinMax |
Returns the min / max location and values for the image
|
![]() | MorphologyEx |
Perform advanced morphological transformations using erosion and dilation as basic operations.
|
![]() | Mul | Overloaded. |
![]() | Not |
Compute the complement image
|
![]() | Or | Overloaded. |
![]() | Pow |
Raises every element of input array to p
dst(I)=src(I)^p, if p is integer
dst(I)=abs(src(I))^p, otherwise
|
![]() | PyrDown |
Performs downsampling step of Gaussian pyramid decomposition.
First it convolves this image with the specified filter and then downsamples the image
by rejecting even rows and columns.
|
![]() | PyrUp |
Performs up-sampling step of Gaussian pyramid decomposition.
First it upsamples this image by injecting even zero rows and columns and then convolves
result with the specified filter multiplied by 4 for interpolation.
So the resulting image is four times larger than the source image.
|
![]() | ReadXml |
Function to call when deserializing this object from XML
(Inherited from CvArray<(Of <(TDepth>)>).) |
![]() | Reduce<(Of <(TOtherDepth>)>) |
Reduces matrix to a vector by treating the matrix rows/columns as a set of 1D vectors and performing the specified operation on the vectors until a single row/column is obtained.
(Inherited from CvArray<(Of <(TDepth>)>).) |
![]() | ReleaseManagedResources |
Release the managed resouces. This function will be called during the disposal of the current object.
override ride this function if you need to call the Dispose() function on any managed IDisposable object created by the current object
(Inherited from DisposableObject.) |
![]() | Resize | Overloaded. |
![]() ![]() | RoiParam |
Return parameters based on ROI
|
![]() | Rotate | Overloaded. |
![]() | RunningAvg | Overloaded. |
![]() | Sample | Overloaded. |
![]() | Save |
Save this image to the specific file
(Overrides CvArray<(Of <(TDepth>)>)..::.Save(String).) |
![]() | SetIdentity | Overloaded. |
![]() | SetRandNormal | Overloaded. |
![]() | SetRandUniform | Overloaded. |
![]() | SetValue | Overloaded. |
![]() | SetZero |
Set the values to zero
(Inherited from CvArray<(Of <(TDepth>)>).) |
![]() | SmoothBilatral |
Applying bilateral 3x3 filtering
|
![]() | SmoothBlur | Overloaded. |
![]() | SmoothGaussian | Overloaded. |
![]() | SmoothMedian |
Finding median of sizexsize neighborhood
|
![]() | Snake | Overloaded. |
![]() | Sobel |
Calculates the image derivative by convolving the image with the appropriate kernel
The Sobel operators combine Gaussian smoothing and differentiation so the result is more or less robust to the noise. Most often, the function is called with (xorder=1, yorder=0, aperture_size=3) or (xorder=0, yorder=1, aperture_size=3) to calculate first x- or y- image derivative.
|
![]() | Split |
Split current Image into an array of gray scale images where each element
in the array represent a single color channel of the original image
|
![]() | Sub | Overloaded. |
![]() | SubR | Overloaded. |
![]() | ThresholdBinary |
Threshold the image such that: dst(x,y) = max_value, if src(x,y)>threshold; 0, otherwise
|
![]() | ThresholdBinaryInv | Threshold the image such that: dst(x,y) = 0, if src(x,y)>threshold; max_value, otherwise |
![]() | ThresholdToZero | Threshold the image such that: dst(x,y) = src(x,y), if src(x,y)>threshold; 0, otherwise |
![]() | ThresholdToZeroInv |
Threshold the image such that: dst(x,y) = 0, if src(x,y)>threshold; src(x,y), otherwise
|
![]() | ThresholdTrunc |
Threshold the image such that: dst(x,y) = threshold, if src(x,y)>threshold; src(x,y), otherwise
|
![]() | ToBitmap | Overloaded. |
![]() | ToString | (Inherited from Object.) |
![]() | WarpAffine | Overloaded. |
![]() | WarpPerspective | Overloaded. |
![]() | WriteXml |
Function to call when serializing this object to XML
(Inherited from CvArray<(Of <(TDepth>)>).) |
![]() | Xor | Overloaded. |
Operators
Name | Description | |
---|---|---|
![]() ![]() | Addition | Overloaded. |
![]() ![]() | BitwiseAnd | Overloaded. |
![]() ![]() | BitwiseOr | Overloaded. |
![]() ![]() | Division | Overloaded. |
![]() ![]() | Multiply | Overloaded. |
![]() ![]() | OnesComplement | Compute the complement image |
![]() ![]() | Subtraction | Overloaded. |
Fields
Name | Description | |
---|---|---|
![]() | _dataHandle |
The pinned GCHandle to _array;
(Inherited from CvArray<(Of <(TDepth>)>).) |
![]() | _ptr |
A pointer to the unmanaged object
(Inherited from UnmanagedObject.) |
Properties
Name | Description | |
---|---|---|
![]() | Bitmap |
The Get property provide a more efficient way to convert Image<Gray, Byte>, Image<Bgr, Byte> and Image<Bgra, Byte> into Bitmap
such that the image data is shared with Bitmap.
If you change the pixel value on the Bitmap, you change the pixel values on the Image object as well!
For other types of image this property has the same effect as ToBitmap()
Take extra caution not to use the Bitmap after the Image object is disposed
The Set property convert the bitmap to this Image type.
|
![]() | Bytes |
Get or Set an Array of bytes that represent the data in this array
(Inherited from CvArray<(Of <(TDepth>)>).) |
![]() | Cols |
The number of cols for this array
(Inherited from CvArray<(Of <(TDepth>)>).) |
![]() ![]() | CvDepth |
Get the equivalent opencv depth type for this image
|
![]() | Data |
Get or Set the data for this matrix
|
![]() | Height |
Get the height (#Rows) of the cvArray.
If ROI is set, the height of the ROI
(Inherited from CvArray<(Of <(TDepth>)>).) |
![]() | IsROISet |
Indicates if the region of interest has been set
|
![]() | Item | Overloaded. |
![]() | ManagedArray |
Get the underneath managed array
(Overrides CvArray<(Of <(TDepth>)>)..::.ManagedArray.) |
![]() | MIplImage |
The IplImage structure
|
![]() | Norm |
The norm of this Array
(Inherited from CvArray<(Of <(TDepth>)>).) |
![]() | NumberOfChannels |
Get the number of channels for this image
(Overrides CvArray<(Of <(TDepth>)>)..::.NumberOfChannels.) |
![]() | Ptr | The pointer to the internal structure (Inherited from CvArray<(Of <(TDepth>)>).) |
![]() | ROI |
Get or Set the region of interest for this image. To clear the ROI, set it to System.Drawing.Rectangle.Empty
|
![]() | Rows |
The number of rows for this array
(Inherited from CvArray<(Of <(TDepth>)>).) |
![]() | SerializationCompressionRatio |
Get or set the Compression Ratio for serialization. A number between 0 - 9.
0 means no compression at all, while 9 means best compression
(Inherited from CvArray<(Of <(TDepth>)>).) |
![]() | Size |
Get the size of the array
(Inherited from CvArray<(Of <(TDepth>)>).) |
![]() | Trace |
Sum of diagonal elements of the matrix
(Inherited from CvArray<(Of <(TDepth>)>).) |
![]() | Width |
Get the width (#Cols) of the cvArray.
If ROI is set, the width of the ROI
(Inherited from CvArray<(Of <(TDepth>)>).) |