Image Processing

Overview

ImagXpress® has many properties, methods and events related to processing an image. This category contains all of the image processing properties, methods and events. For further refinement use one of the other image processing categories to find the image processing item you're interested in quicker.

Properties

Async	Gets and sets whether all subsequent image loading/processing/saving operations occur in a thread separate from the main ActiveX thread.
AsyncCancelOnClose	Gets and sets whether pending asynchronous operations are allowed to complete when the control is being terminated.
AsyncMaxThreads	Gets and sets the maximum number of threads each ImagXpress control can spawn off when the Async property is true.
AsyncPriority	Gets and sets the separate image loading/processing/saving threads priority when the Async property is True.
BackColor	Gets and sets the background color of the control window.
CancelMode	Gets and sets an event that cancels the loading (decompression), saving (compression) or processing of images.
CancelRemove	Gets and sets the cancel remove flag.
ContrastMethod	Gets and sets the method/algorithm of contrast to employ for the Contrast method.
DrawFillColor	Gets or sets the color used to fill in circles, boxes and polygons created with the DrawCircle, DrawLine, and DrawPolygon graphics methods.
DrawFillStyle	Gets and sets the pattern used to fill circles and boxes created with the DrawCircle, DrawLine and DrawPolygon graphics methods.
DrawMode	Gets and sets a value that determines the appearance of output from the graphics methods.
DrawStyle	Gets or sets a value that determines the line style for output from graphics methods.
DrawWidth	Gets and sets the line width for output from graphics methods.
Font	Gets a Font object.
hDIBUndo	Gets the handle to the current undo device independent bitmap.
hPAL	Gets the handle for palette for use with the current image.
Idle	Gets if the control is performing an operation or not.
ImagError	Gets the control's last error.
IPArea	Gets the enabled status of the update area rectangle, set by the last call to the Area method.
IPAreaHeight	Gets the height of the update area rectangle set by the last call to the Area method.
IPAreaWidth	Gets the width of the update area rectangle set by the last call to the Area method.
IPAreaX	Gets the left component (x-coordinate) of the top-left of the update area rectangle set by the last call to the Area method.
IPAreaY	Gets the top component (y-coordinate) of the top-left of the update area rectangle set by the last call to the Area method.
IPBinarizeBlur	Gets the blur value set by the last call to the Binarize or AutoBinarize method.
IPBinarizeEccentricity	Gets the eccentricity value set by the last call to the Binarize or AutoBinarize method.
IPBinarizeGridAngle	Gets the grid angle value set by the last call to the Binarize or AutoBinarize method.
IPBinarizeGridPitch	Gets the grid pitch value set by the last call to the Binarize or AutoBinarize method.
IPBinarizeHighThreshold	Gets the high threshold set by the last call to the Binarize or AutoBinarize method.
IPBinarizeLceFactor	Gets the local contrast enhancement value set by the last call to the Binarize or AutoBinarize method.
IPBinarizeLowThreshold	Gets the low threshold set by the last call to the Binarize or AutoBinarize method.
IPBinarizeMode	Gets the binarize mode set by the last call to the Binarize or AutoBinarize method.
IPBlankPageDetected	Gets the result of the last call to DocumentBlankPageDetect.
IPConfidence	Indicates level of certainty that results are correct.
IPCountOfLinesFound	Gets the number of lines found during execution of the DocumentLineRemoval method.
IPCountOfObjectsFound	Gets the count of the objects found during execution of the DocumentBlobRemoval method.
IPCountOfSpecsFound	Gets the count of the specs found during execution of the DocumentDespeckle method.
IPImageWasModified	Gets an indicator if an image was altered by one of the Document processing methods.
IPRotationalAngle	Gets the rotation angle (in degrees) used by the last call to either the Rotate method or DocumentDeskew method.
IPVariation	Gets the amount of variation detected in the skew of the image, when the DocumentDeskew method is executed.
Palette	Gets and sets which palette is used to display the image.
PFileName	Gets and sets the filename that contains the palette for the control.
ProcessImageID	Gets and sets the active image ID for all loading, saving and image processing operations that the user chooses.
ProcessStatus	Gets and sets the status of the current process buffer.
ProgressPct	Gets and sets the Progress event frequency.
RaiseExceptions	Gets and sets whether exceptions are raised.
RedeyeRectangleConfidence	Gets the level of confidence that the corrected area really was a red eye.
RedeyeRectangleHeight	Gets the height (in pixels) of the current red eye's enclosing rectangle.
RedeyeRectangleIndex	Gets and sets the index of the redeye rectangle currently being processed.
RedeyeRectangleWidth	Gets the width (in pixels) of the current red eye's enclosing rectangle.
RedeyeRectangleX	Gets the x-coordinate for the left component of the top-left corner of the current red eye's enclosing rectangle.
RedeyeRectangleY	Gets the y-coordinate for the top component of the top-left corner of the current red eye's enclosing rectangle.
RedeyeTotalCount	Gets the total number of redeye rectangles identified.
RgnEnabled	Gets or sets whether the image processing update Region is enabled or disabled.
RgnHeight	Gets the height (in pixels) of the current image processing update region.
RgnSpriteX	Gets the x-coordinate of the top-left position of the current sprite within the image.
RgnSpriteY	Gets the y-coordinate of the top-left position of the current sprite within the image.
RgnVisible	Gets and sets an indicator if the current image processing update region is visible.
RgnWidth	Gets the width (in pixels) of the current image processing update region.
RgnX	Gets the left most x-coordinate (in pixels) of the current image processing update region.
RgnY	Gets the top most y-coordinate (in pixels) of the current image processing update region.
ScaleResizePreserveBlack	Gets and sets that black lines and objects should be enhanced during a resize of the image to increase readability.
ScaleResizeToGray	Gets and sets whether the image is scaled to gray during a resize of the image.
ShowHourglass	Gets and sets whether to display the hourglass during processing.
UndoEnabled	Gets and sets whether there is an undo image present for the Undo method to undo the results of an image processing method.
ViewGrayMode	Gets and sets the mode of gray for the image.

Methods

AdjustColorBalance	Overrides the default parameters when auto color balancing the image.
AdjustHSL	Adjusts the hue, saturation, and luminance components of the current image.
AdjustLightness	Automatically balances contrast in the image, adjusting the results of the auto lightness algorithm by a specified amount.
AdjustRGB	Adjusts the red, green, and blue components of the current image.
AlphaAdd	Adds an alpha channel to an image.
AlphaFill	Fills the alpha channel with the value specified.
AlphaFlatten	A 32 bit image with an alpha channel (ARGB) will be merged with (alpha channel applied to) the specified color, resulting in a blended 24 bit RGB image.
AlphaGet	Gets the alpha value at a specified location in the image.
AlphaInvert	Invert the alpha values throughout the current image, region, or area.
AlphaRemove	Removes alpha channel data from a 32 bit image.
AlphaReturn	Returns a handle to an 8 bit gray scale image depicting the alpha channel data.
AlphaSet	Set an alpha value at a specified location in the image.
ApplyGrayscaleTransform	Permanently levels an 8 through 16-bit gray image to an 8-bit gray image.
Area	Specifies the update area in the current image where subsequent image processing functions are performed.
AutoBinarize	Automatically converts 8-bit and 24-bit images into 1-bit monochrome or 8-bit grayscale images respectively.
AutoColorBalance	Restores and balances color quality within an image.
AutoContrast	Uniformly adjusts the contrast in the current image.
AutoCrop	Automatically crops the background's border space from an image.
AutoLevel	Restores and balances color quality within an image.
AutoLightness	Automatically assesses and adjusts contrast in light or dark regions of the image.
AutoRemoveRedeye	Automatically reduces the red reflection of the flash seen in the eyes of people in color flash photo images.
Binarize	Converts 8-bit and 24-bit images into a 1-bit monochrome or 8-bit grayscale output image, respectively.
Blend	Blends each pixel in the current image with its neighboring pixels.
Blur	Blurs the current image by averaging each pixel with each of its neighboring pixels giving it an 'out of focus' appearance.
Brightness	Uniformly brightens the current image.
Buttonize	Adds translucent bevels to the edges of the current image to give it the appearance of a 3D button.
Cancel	Cancels the current loading, processing or saving operation on an image buffer.
ColorCount	Returns the number of pixels of a specified color within the current image area.
ColorDepth	Changes the bits per pixel of the current image.
ColorJoin	Joins the color components into a full image.
ColorSeparation	Separates the color components of the image.
Contrast	Adjusts the contrast of the current image.
CreateDIB	Creates a new solid color bitmap.
Crop	Crops the current image to the specified size.
CropBorder	Performs border removal by automatically cropping the edges of the current DIB.
Deskew	Corrects an image that is skewed.
Despeckle	Filters the image using a filter that attempts to eliminate noise in the image.
DIBGetPalIndex	Gets an RGB value for a palette entry in the current DIB.
DIBGetPixel	Gets a pixel value from the current DIB.
DIBSetPalIndex	Sets an RGB value for a palette entry in the current DIB.
DIBSetPixel	Sets a pixel value in the current DIB.
Diffuse	Diffuses the current image by replacing each pixel with a randomly selected neighboring pixel.
Dilate	Dilates the current image using a 3x3 maximum filter.
DocumentBlankPageDetect	Examines a rectangle on an image, determining if the page is considered blank, based on the amount of data on the page.
DocumentBlobRemoval	Locates and removes large black objects in images such as binder punch holes.
DocumentBorderCrop	Crops the borders of documents.
DocumentDeskew	Automatically detects and removes skew from current 1-bit depth images.
DocumentDespeckle	Detects and removes specks from the current image.
DocumentDilate	Examines pixels in the current image and expands the black ones by given amount in given direction.
DocumentErode	Removes the black pixels in the current image by the given amount in the given direction.
DocumentLineRemoval	Automatically detects and removes lines from the current image.
DocumentShear	Shears current image clockwise or counter-clockwise.
DocumentZoomSmooth	Replaces current 1 bit-per-pixel images with an image whose width and height have been doubled and whose pixels have been smoothed.
DrawArc	Draws an arc onto the image.
DrawCircle	Draws a circle or ellipse onto the image.
DrawCurve	Draws a Bezier curve onto the image.
DrawLine	Draws lines and rectangles onto the image.
DrawPie	Draws a pie-shaped wedge onto the image.
DrawPolygon	Draws a 2-6 sided polygon onto the image.
DrawRoundRect	Draws a rectangle with rounded corners onto the image.
DrawTextString	Draws text onto the image.
Emboss	Embosses the current image, giving it a raised metallic-like or embroidered look.
Equalize	Performs contrast equalization on the current image.
Erode	Erodes the current DIB using a 3x3 minimum filter.
Flip	Flips the current image from top to bottom.
Gamma	Specifies gamma correction.
ImageStatus	Returns the current status for a specified image buffer.
IPGetColorPlane	Returns a handle to one of the four gray scale DIBs created by the last call to the ColorSeparation method.
IsValid	Returns whether or not the supplied image buffer ID has been allocated from the image buffer manager.
Matrix	Applies a 3x3 convolution matrix filter to the current image.
MBlur	Creates a motion blur of the current image.
Median	Utilizes a 3x3 median filter to eliminate noise in the current image.
Merge	Merges the current image with images that are subsequently loaded.
Mirror	Rotates the current image 180 degrees, then flips it to create a mirror image.
Mosaic	Gives the current image a pixilated look.
Negate	Creates a color negative of the current image.
Noise	Adds noise to the current image.
Outline	Enhances the edges in the current image to give it an outline effect.
Parabolic	Utilizes a parabolic transform to modify the brightness of each pixel in the current image.
Perspective	Changes the aspect for each row or column of pixels in the current DIB.
Pinch	Transforms the current image by making it appear as if it were pinched in the center.
Posterize	Reduces the number of colors in the current image.
PRGBGetColors	Gets the colors in the user defined palette for the control.
PRGBSetColors	Sets the colors in a user defined palette for the control.
PWarp	Performs a polynomial warp on the current image by re-sizing and warping it based on 4 bounding points within the current image.
RedeyeRectangleAdd	Add a redeye rectangle to the set of identified rectangles.
RedeyeRectangleDelete	Removes a rectangle from the array of redeye rectangles.
RedeyeRectangleEdit	Modify a redeye rectangle's size or position.
RemoveDust	Removes specks within color images.
RemoveRedeye	Reduces the red reflection of the flash displayed in the eyes of people in a photo image.
RemoveScratches	Removes scratches within color images along a line.
ReplaceColors	Replaces a range of colors in the current image.
Resize	Resizes the current image.
ResizeEx	Resizes the current image according to the algorithm specified by enumResizeType enumerator.
RGBColorCount	The three arrays each containing 256 elements which equate to a count of the red, green, and blue color intensities of the image.
RgnAddPoint	Adds a point to the current region wherein subsequent processing methods will be performed on the current image.
RgnCreate	Creates a new region.
RgnCreateSprite	Creates a copy of the current region in a transparent window that can be moved or pasted into the image.
RgnDelete	Deletes an existing region.
RgnDeleteSprite	Deletes the current sprite.
RgnMoveSprite	Moves the current sprite to a new position within the image.
RgnPasteSprite	Pastes the current sprite into the image.
Ripple	Produces a wave-like effect on the current image.
Rotate	Rotates the current image.
Sharpen	Sharpens the current image by applying a high pass convolution filter.
SharpenEx	Sharpens the current image by applying a high pass 3 x 3 convolution filter selected by the user.
Soften	Applies a low pass convolution filter to the current image to give the image a softer look.
SoftenEx	Softens the current DIB by applying a low pass 3 x 3 convolution filter.
Solarize	Solarizes the colors in the current image by negating the colors beyond the threshold value.
Swirl	Transforms the current image by creating a swirling pattern from the center of the image.
Tile	Tiles the current image.
Twist	Divides the current image into square blocks and rotates each block which provides a twist effect.
Undo	Undo the action of the previous image processing method if the UndoEnabled property was set True prior to performing the method.
UnFocus	Blurs the current image by averaging each pixel with each of its neighboring pixels giving it an 'out of focus' appearance.
UniqueColors	Returns a count of unique colors in the current image.
Unsharpen	Subtracts the low resolution image from a normal resolution image to create a masked image. This is in effect, the combining of a noise-cleaning filter with a sharpening filter.
UnsharpenEx	Subtracts the low resolution image from a normal resolution image to create a masked image. This is in effect, the combining of a noise-cleaning filter with a sharpening filter.

Events

ImageStatusChanged	Raised when image status has changed.
Progress	Raised when loading, saving or image processing reports progress.