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Leadtools.ImageProcessing.Core Classes
Summary
Overview and description of Leadtools ImageProcessing Core classes.
Classes
| Class | Description | |
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AlignImagesCommand | Aligns two images (the reference and template images) based on the locations of the input points. The images are combined, creating the RegisteredImage. |
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AnisotropicDiffusionCommand | Performs a 2-Dimensional Anisotropic Diffusion filter on an image for reduction of varied patterned and non-patterned noise. |
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ApplyLinearModalityLookupTableCommand | Remaps the image pixels by applying a linear transformation described by a rescale slope and an intercept. |
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ApplyLinearVoiLookupTableCommand | Sets up the paint or paint and image processing methods window leveling options for a specific image through a linear transformation described by the window center and width. |
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ApplyModalityLookupTableCommand | Remaps the image pixels using a LookupTable (LookupTable). |
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ApplyTransformationParametersCommand | Corrects the image by removing the translation, rotation, and scaling deformations that have been applied to the image. |
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ApplyVoiLookupTableCommand | Sets up the paint or paint and image processing methods' window leveling options for a specific image through a lookup-table (LookupTable). |
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AutoBinarizeCommand | This function applies binary segmentation to a bitmap automatically. This class is available in the Document/Medical toolkits only. |
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AutoCropCommand | Trims the current image, removing blank space around the edges. |
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AutoCropRectangleCommand | Gets the rectangle to be used to trim the image if AutoCropCommand were used. |
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AutoDocumentBinarizationCommand | This function applies binary segmentation to a bitmap automatically. |
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AutoLineRemoveCommand | This class automatically detects and removes straight lines from document images. |
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AutoPageSplitterCommand | The AutoPageSplitterCommand automatically splits an image of two document pages that are side-by-side. |
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AutoSegmentCommand | Performs automated segmentation of a user-specified rectangular area in an image. |
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AutoZoningCommand | Detects different zones (Text, Graphic and Tables) in an image automatically. This is an important feature for OCR pre-processing to improve the recognition results. This function is useful for any application that needs to automatically separate images, tables and text within mixed raster content (MRC) images. |
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BackGroundRemovalCommand | Removes the background from an image by applying sigmoid curve to attenuate non-anatomic areas. |
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BarCodeReadPreprocessCommand | Detects the type of the barcode in the image, and binarizes (makes it black and white) the image in preparation for the recognition process. |
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BezierPathCommand | Returns a list of points that from a Bezier curve of the given points. |
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BlankPageDetectorCommand | Detects whether an image is a blank page. This command is available in the Document/Medical Toolkits. |
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BlurDetectionCommand | Determines whether an image is blurred. |
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BorderRemoveCommand | Removes the black borders in a 1-bit black and white image. This command is available in the Document/Medical Toolkits. |
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BorderRemoveCommandEventArgs | Handles each border found by BorderRemoveCommand. |
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BrightnessDetectionCommand | Finds the brightness amount in an image. |
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CLAHECommand | Adjusts the image contrast using the Contrast Limited Adaptive Histogram Equalizer (CLAHE) method, Which uses several histograms, each corresponding to a distinct section in the image, while limiting the amplification of the noise in the image. |
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ColorizeGrayCommand | Colors an 8, 12 or 16-bit grayscale image. The class changes the color bits/pixel of the image from the specified formats into 24-bit RGB format. |
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ColorizeGrayCommandData | The ColorizeGrayCommandData class contains information about gray color intensities (Threshold) and the associated colors (Color) used in the coloration methods of the ColorizeGrayCommand class. |
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ConvertSignedToUnsignedCommand | Converts a signed image to unsigned. |
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ConvertUnsignedToSignedCommand | Converts an unsigned image to signed. |
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CoreUtilities | Core utility class. |
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CorrelationCommand | This command compares the correlation image(or part of the correlation image) with all the areas of the same dimensions in the image to be searched (the Run method image) and finds those portions that match according to the measure of correlation. This command is available in the Document/Medical Toolkits. |
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CorrelationListCommand | Compares the images in a list with all the areas of the same dimensions in an image and finds those portions that match according to the measure of correlation. This method is only available in the Document/Medical toolkits. |
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DeskewCommand | Rotates the specified image to straighten it. |
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DeskewDetectionData | Provides deskew detection information for the DetectDeskewOrientationCommand command. |
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DespeckleCommand | Removes speckles from an image. Typically, this command is used to clean up scanned images (such as FAX images). This command is available in the Document/Medical Toolkits. |
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DetectDeskewOrientationCommand | This command supports detecting deskew and orientation angles. |
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DicomLookupTableDescriptor | This is used by other structures to define a LookupTable (LookupTable) descriptor. |
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DigitalSubtractCommand | Subtracts the live image from the mask image to show the differences between the two images. |
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DiscreteFourierTransformCommand | Computes the Discrete Fourier transform of an image or the Inverse Discrete Fourier transform as specified by the flags. |
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DotRemoveCommand | Finds and removes dots and specks of various sizes. This method is available in the Document/Medical Toolkits. |
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DotRemoveCommandEventArgs | Handles each dot found by DotRemoveCommand. |
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ExpandContentCommand | Detects the boundaries of the document's content and expands it to fill the entire page space. |
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FastFourierTransformCommand | Computes the Fast Fourier Transform of an image or the Inverse Fast Fourier Transform as specified by flags. |
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FastMagicWandCommand | Updates a region through the ObjectRectangle and the ObjectData variables according to the color value at Xposition and Yposition. |
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FourierTransformDisplayCommand | This command is used to display the results of a Fast Fourier Transform or a Discrete Fourier analysis as an image. |
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FourierTransformInformation | The FourierTransformInformation class contains information about the complex 2D array that will hold the frequency components of the image. |
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FrequencyFilterCommand | Filters the frequency harmonics data produced by a Fourier Transform method using a range rectangle. |
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FrequencyFilterMaskCommand | Creates a mask filter to remove specific frequency components from the image. This command is available in the Imaging Pro and above toolkits. |
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GetLinearVoiLookupTableCommand | Gets the window center and the window width, if the LookupTable stored inside the image is linear. If the LookupTable stored inside the image is not linear, the command will fail. |
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GlareDetectionCommand | Automatically detects the glare zone in image. |
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GWireCommand | Performs semi-automatic segmentation by creating minimal paths that follow the boundaries of the objects in the image. |
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HalfToneCommand | Converts a 1-bit, 4-bit, 8-bit, 16-bit, 24-bit, or 32-bit image to a halftoned image, with a specified pattern rotation. A halftoned image is a 1-bit image that has been dithered for black and white printing or display. |
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HalfTonePatternCommand | Creates a halftone screen effect for an image while keeping its continuous range of tones. This method is available in the Document/Medical toolkits. |
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HighQualityRotateCommand | Performs high quality rotation on a black and white image. |
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HolePunchRemoveCommand | Finds and removes hole punches. |
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HolePunchRemoveCommandEventArgs | Handles each hole punch found by HolePunchRemoveCommand. |
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ImageColorTypeCommand | This command investigate the image and return it's type whether colored, grayscale or black and white. |
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InvertedPageCommand | Checks and auto-corrects an inverted image. |
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InvertedTextCommand | Finds and modifies areas of inverted text in a 1-bit black and white image. |
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InvertedTextCommandEventArgs | Handles each inverted text segment found by InvertedTextCommand. |
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KaufmannRegionCommand | Sets a Kaufmann region based on the color value of the specified point in the enhanced image (KaufmannProcessedImage). |
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KeyStoneCommand | Performs inverse perspective transformation (keystoning) on an image. |
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KMeansCommand | Performs image segmentation and color reduction using the K-means algorithm. |
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LambdaConnectednessCommand | Performs image segmentation using a special region-growing algorithm called Lambda Connectedness. |
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LeadZone | Represents the class that is used to return the details about the detected zone. |
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LeadZoneDotLineData | Represents the class that is used to return the details about the detected dotted line zone. |
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LeadZoneTableData | Represents the class that is used to return the details about the detected table zone. |
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LeadZoneTextData | Represents the class that is used to return the details about the detected text zone. |
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LevelsetCommand | Performs semi-automatic segmentation (using the Levelset algorithm) by shrinking or expanding a contour represented by a region to the objects in the image. |
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LineRemoveCommand | Removes horizontal and vertical lines in a 1-bit black and white image. |
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LineRemoveCommandEventArgs | Handles each line found by LineRemoveCommand. |
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ManualPerspectiveDeskewCommand | Corrects the view perspective. |
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MaximumCommand | Erodes dark objects by the specified amount. |
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MeanShiftCommand | Performs a detail preserving noise reduction. |
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MedianCommand | Changes the color of each pixel in an image to the median color of pixels in its neighborhood. This is similar to the AverageCommand command, but it is used for noise reduction, rather than a blur effect. |
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MICRCodeDetectionCommand | Automatically detects a Magnetic Ink Character Recognition (MICR) zone in a document image. |
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MinimumCommand | Dilates dark objects by the specified amount.This command is available in the Document/Medical Toolkits. |
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MinimumToZeroCommand | Converts grayscale signed image to an unsigned one by shifting all the negative value of the image data, so the minimum negative value will be zero. |
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MinMaxBitsCommand | Gets the low and high bits of the values present in a 12 or 16-bit grayscale or a 48 or 64-bit color image. This class is available in the Medical Toolkits. |
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MinMaxValuesCommand | Gets the minimum and maximum intensity values present in a 12 or 16-bit grayscale or a 48 or 64-bit color image. This class is available in the Medical Toolkits. |
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MRZCodeDetectionCommand | Automatically detects a machine-readable passport (MRZ) zone in a document image. |
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MultiscaleEnhancementCommand | Enhances an image's contrast, edges, and density range for use in Computed Radiography (CR), in a way that all relevant image features are rendered with an appropriate level of visibility. This command is available in the Medical toolkits. |
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ObjectCounterCommand | Gets the number of black objects in a binary image. |
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ObjectCounterCommandEventArgs | Handles each object found by the ObjectCounterCommand. |
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OmrCommand | This class represents the OMR detection engine, which detects OMR marks and returns a value indicating whether the OMR is filled. |
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OrientationDetectionData | Represents the class that is used to return the orientation angle and whether to process the image. |
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OtsuThresholdCommand | Performs image segmentation and color reduction using Otsu clustering on grayscale images. |
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PerspectiveDeskewCommand | Detects and automatically deskews a document in three dimensions. Usually used to correct perspective distortion (deskew) introduced by the camera’s perspective in relation to the subject (usually a document). |
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RakeRemoveCommand | Removes isolated Data Rakes in 1-bit black and white images. |
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RakeRemoveCommandEventArgs | Handles each rake found by RakeRemoveCommand. |
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RemoveSaltPepperCommand | Removes the salt and pepper noise from the specified image. |
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ResizeInterpolateCommand | Applies different kinds of algorithms on images to resize them into the desired size. |
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SearchRegistrationMarksCommand | Searches the image for the registration marks according to the information in SearchMarks. This command is available in the Document/Medical Toolkits. |
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SearchRegistrationMarksCommandData | Provides registration mark search information to the SearchRegistrationMarksCommand. The SearchRegistrationMarksCommand also stores information in this structure about the registration marks that it finds. |
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SelectDataCommand | Selects a specific number of bits of an 8, 12 or 16-bit grayscale image and puts them into a mask, then colors the image depending on the mask. This can show image variances depending on user-defined conditions. This command is available in the Medical toolkits. |
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ShiftDataCommand | Selects a specific number of bits from an 8, 12 or 16-bit grayscale image to create a mask and places the mask in a new 8, 12 or 16-bit grayscale image. This command is available in the Medical toolkits. |
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ShrinkWrapCommand | Performs automated segmentation of a rectangular or circular area in the specified image using the specified threshold. |
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SigmaCommand | Performs an edge preserving average filter on bitmap. |
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SignalToNoiseRatioCommand | Finds the signal to noise ratio (SNR) in an image. |
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SliceCommand | Extracts individual slices from a radiographic scanned film. This method is available in the Imaging Pro and above toolkits. |
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SliceCommandEventArgs | Handles each slice segment found by SliceCommand. |
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SmoothCommand | Smoothes the bumps and fills in the nicks of a 1-bit black and white image. This command is available in the Document/Medical Toolkits. |
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SmoothCommandEventArgs | Handles each bump or nick found by the SmoothCommand. |
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SRADAnisotropicDiffusionCommand | Applies a 2-Dimensional Anisotropic Diffusion filter on an image in order to reduce noise and speckling. |
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StentEnhancementCommand | Performs a digital stent enhancement on a sequence of X-Ray frames.This enhances the visibility of the stent device in X-Ray angiography sequence of the coronary arteries. |
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SubtractBackgroundCommand | Removes the background from the image. |
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TADAnisotropicDiffusionCommand | An iterative filter that performs tensor-guided anisotropic diffusion in order to reduce noise while preserving the edges in the image. |
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TextBlurDetectorCommand | Finds in-focus and out-of-focus blocks in any image. |
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TissueEqualizeCommand | This function performs an Equalization between the Hard Tissue and the Soft Tissue in X-Ray Images. |
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UnWarpCommand | Removes the distortion in an image of a cylindrical object, as if removing a label from off of the cylinder and flattening it out. |
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WatershedCommand | Separates the image into different segments using the Watershed algorithm. |
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WindowLevelCommand | Converts a 12 or 16-bit grayscale image to an 8-bit grayscale or a 24-bit RGB image.This class is available in Medical toolkits only. |
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WindowLevelExtCommand | Converts a 12 or 16-bit grayscale image to an 16-bit grayscale or a 48-bit RGB image. This class is available in Document/Medical toolkits only. |
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ZeroToNegativeCommand | Converts a grayscale unsigned image to a signed image by shifting the image data to the negative side by the amount specified by the user. |
