|
Products | Support | Email a link to this topic. | Send comments on this topic. | Back to Introduction - All Topics | Help Version 19.0.6.21
|
| Class | Description | |
|---|---|---|
 | AdaptiveContrastCommand | Performs adaptive contrast enhancement (ACE) to regions that are originally low in contrast. This command is available in the Medical and above toolkits.        |
| AddCommand | Adds or averages the images in a list. AddCommand gets the 'list' of bitmaps from the RasterImage's BitmapList property. |
| AddWeightedCommand | Adds or averages the images in a list according to their weight factors. |
| AdjustTintCommand | Adjusts the image tint by changing the colors in an image by using two separate color wheel rotations. |
| ApplyMathematicalLogicCommand | Performs specific mathematical or logical operations on the colors of the image. |
| AutoBinaryCommand | Applies binary segmentation to the image using an automatically calculated threshold based on a two-peak method of statistical analysis of the histogram. This command is available in the Document/Medical Toolkits. |
| AutoColorLevelCommand | Applies one of several types of automatic color leveling to an image. This function is useful for pre-processing images for the purpose of improving barcode recognition results. |
| BalanceColorCommandFactor | Defines the information used by the BalanceColorsCommand class. |
| BalanceColorsCommand | Redistributes the RGB values of a specific image, using the values in the BalanceColorCommandFactor class. |
| ChangeContrastCommand | Increases or decreases the contrast of the image. |
| ChangeHueCommand | Changes the hue of colors in an image by rotating the color wheel. |
| ChangeHueSaturationIntensityCommand | Changes the hue, saturation and brightness of all colors or specific colors in the image. |
| ChangeHueSaturationIntensityCommandData | Defines the color range information used by the ChangeHueSaturationIntensityCommand class. |
| ChangeIntensityCommand | Changes the intensity (brightness) of the image. |
| ChangeSaturationCommand | Increases or decreases the saturation of colors in an image. |
| ChannelMixerCommand | Redistributes the RGB values of a specific image, using the values in the ChannelMixerCommandFactor classes. |
| ChannelMixerCommandFactor | Defines the color balancing information used by the ChannelMixerCommand class. |
| ColorCountCommand | Gets the number of unique colors in an image. |
| ColorIntensityBalanceCommand | Changes the distribution of the red, green, or blue channels. This command is available in the Imaging Pro and above toolkits. |
| ColorIntensityBalanceCommandData | Defines the balance tone information used by the ColorIntensityBalanceCommand class. |
| ColorLevelCommand | Applies color leveling to an image. It changes the image shadows, midtones and highlights. This function is useful for pre-processing images for the purpose of improving barcode recognition results. |
| ColorLevelCommandData | The ColorLevelCommandData class contains color-leveling information for a specific color channel. |
| ColorMergeCommand | Creates a color image by merging grayscale images that were created as color separations. You can use this to recombine the images that the ColorSeparateCommand class creates. |
| ColorReplaceCommand | Replaces the specified color by adjusting values of hue, saturation and brightness. |
| ColorReplaceCommandColor | Defines the information used by ColorReplaceCommand class. |
| ColorSeparateCommand | Separates an image by color plane to produce one grayscale image per plane. You can specify any of several color-space models, including CMYK. |
| ColorThresholdCommand | Using any one of eight color spaces, resets those image's pixel component values that fall inside or outside of a specified range. |
| ColorThresholdCommandComponent | ColorThresholdCommandComponent class contains the values to be used for thresholding and redistributing the image's color component values for the ColorThresholdCommand class. |
| ContrastBrightnessIntensityCommand | Applies contrast, brightness and intensity adjustments to enhance the image tonal range. This class is available in the Imaging Pro and above toolkits. |
| ConvertToColoredGrayCommand | Converts an image to a grayscale image, then enhances the color components based on the class properties. This class is available in the Document Toolkits. |
| DesaturateCommand | Converts the image to a grayscale level by reducing the saturation of each color to zero. The conversion will not change the color resolution. |
| DynamicBinaryCommand | Converts an image into a black and white image without changing its bits per pixel by using a local threshold value for each pixel of the image. This function is useful for pre-processing images for the purpose of improving barcode recognition results. |
| GammaCorrectCommand | Adjusts the intensity of colors in an image by changing the gamma constant that is used to map the intensity values. |
| GammaCorrectExtendedCommand | Adjusts the intensity of colors in an image by changing the gamma constant that is used to map the intensity values. Either of two different color spaces can be specified. |
| GrayScaleExtendedCommand | Converts any image to a gray scale image without changing its resolution. |
| GrayScaleToDuotoneCommand | Converts the grayscale image into a colored one by mixing or replacing the original values of the pixels with new colors. This class is available in the Imaging Pro and above toolkits. |
| GrayScaleToMultitoneCommand | Converts a grayscale image into a colored one by mixing or replacing the original values of the pixels with one or more new colors. This class is available in the Imaging Pro and above toolkits. |
| HistogramCommand | Creates an array that charts how many times each intensity level occurs in an image. This class can chart red, green, and blue separately or together. It is used for all resolutions, including 12 and 16-bit grayscale. |
| HistogramContrastCommand | Increases or decreases the contrast of the image, using a histogram to determine the median brightness. |
| HistogramEqualizeCommand | Linearizes the number of pixels, in an image, based on the specified color space. This can be used to bring out the detail in dark areas of an image. This function is useful for pre-processing images for the purpose of improving barcode recognition results. |
| IntensityDetectCommand | Applies binary segmentation to an image by filtering a specific image to detect colors in a specific intensity range, in a specific color channel(s). |
| InvertCommand | Inverts the colors in the specified image, giving it the appearance of a photographic negative. |
| LightControlCommand | Lightens or darkens all or part of an image by remapping the pixel values. This function is useful for pre-processing images for the purpose of improving barcode recognition results. |
| LineProfileCommand | Allocates three arrays and updates them with the R, G and B profile for each pixel in a specific line. |
| LocalHistogramEqualizeCommand | Linearizes the number of pixels locally in an image, based on a specific color space. This can be used to bring out the detail in dark areas of an image, and smooth the edges between blocks. This class is available in the Medical Toolkits. |
| MathematicalFunctionCommand | Re-maps the image colors according to a mathematical function such as: square, logarithm, square root, sine and cosine. |
| MultiplyCommand | Increases or decreases the brightness in the image by multiplying the colors in a specific image by a factoring value divided by 100. |
| PosterizeCommand | Imposes a poster effect on an image by quantizing the image's colors to a specified number of color levels per plane. For example, two levels means two of red, two of green, and two of blue. |
| RemapHueCommand | Uses a lookup table to change an image's hue values. The saturation and value tables change S and V values only if a particular hue value is marked as non-zero in the Mask property. It is used for all resolutions, including 48 and 64-bit images. |
| RemapIntensityCommand | Uses a lookup table to change an image's intensity values. You can apply the change to red, green, blue, or all color channels. |
| RemoveRedEyeCommand | Removes the "red eye" effect in color images by converting the red color in the eye to a new color. |
| SampleTargetCommand | Corrects color values by shifting the sample colors to the target colors. This command is available in the Imaging Pro and above toolkits. |
| SegmentCommand | Divides the image into segments where each segment's pixels have approximately the same color (homogenous color). This command is available in the Imaging Pro and above toolkits. |
| SelectiveColorCommand | Changes the color of an image by altering the definitions of one or more colors used by the image. This class is available in the Imaging Pro and above toolkits. |
| SelectiveColorCommandData | The SelectiveColorCommandData class contains the information needed for a single "Selected Color", which is used mainly in the SelectiveColorCommand class. |
| SolarizeCommand | Applies an effect that mimics the accidental exposure of photographic film to light. It does so by inverting all color data with an intensity value greater than or equal to the threshold that you specify. |
| StretchIntensityCommand | Increases the contrast in an image by centering, maximizing, and proportioning the range of intensity values. |
| SwapColorsCommand | Swaps the specified color channels. |
| TemperatureCommand | Changes the look of the image by making it appear colder or hotter. |
| Enumeration | Description | |
|---|---|---|
 | AdaptiveContrastCommandType | Enumeration flags that identify the adjustment method. |
| AddCommandType | Enumeration flags that identify the operation to perform. |
| AddWeightedCommandType | Enumeration flags that identify the operation to perform. |
| ApplyMathematicalLogicCommandFlags | Enumeration flags that identify the channel that will be used, the treatment of the input pixel values, the mathematical operation, and the treatment of the output pixel values. |
| AutoColorLevelCommandFlags | Enumeration flags that identify whether the method will process the image. |
| AutoColorLevelCommandType | Enumeration flags that identify the type of leveling to perform. |
| ColorLevelCommandFlags | Enumeration flags that identify the channel being leveled. |
| ColorMergeCommandType | The type of separation that was used to create the grayscale images. |
| ColorSeparateCommandType | The type of separation that was used to create the grayscale images. |
| ColorThresholdCommandFlags | Flags that represent the treatment of the values within the threshold range, the treatment of a pixel that falls on the threshold and new values for rejected values.
These flags have a FlagsAttribute attribute that allows a bitwise combination of its member values. |
| ColorThresholdCommandType | Color space on which the threshold is based. |
| GammaCorrectExtendedCommandType | Enumeration that indicates the color space in which to apply the Gamma correction. |
| GrayScaleToDuotoneCommandMixingType | This enumeration will contain all Types needed to indicate which color space is selected. |
| GrayScaleToMultitoneCommandDistributionType | Flag that indicates the source of the colors to be added to the image. |
| GrayScaleToMultitoneCommandToneType | Flag that indicates the number of colors to add to the grayscale image. |
| HistogramCommandFlags | Flags that indicate which channel to use. |
| HistogramEqualizeType | This enumeration will contain all types needed to indicate which color space is selected. |
| IntensityDetectCommandFlags | Flag that indicates the channel to process.
This flag has a FlagsAttribute attribute that allows a bitwise combination of its member values. |
| LightControlCommandType | Indicates which color space to remap. |
| MathematicalFunctionCommandType | Value that indicates the function used by the MathematicalFunctionCommand class object. |
| RemapIntensityCommandFlags | Flags that indicate the color plane to update, whether to change the high bit and whether the LookupTable contains normal or stretched data. This enumeration has the FlagsAttribute attribute that allows a bitwise combination of its member values. *Calculating Master Channel ValuesIn order to speed up widely used image processing filters in LEADTOOLS, the grayscale value (master channel) of a colored image is calculated using the following formulas:
#define CalcGrayValue(r, g, b) ((L_UCHAR)(((L_UCHAR) (((2 * (L_UINT) (r)) + (5 * (L_UINT) (g)) + (L_UINT) (b) + 4) / 8))))
#define CalcGrayValue16(r, g, b) ((L_UINT16) (((2 * (L_UINT32) (r)) + (5 * (L_UINT32) (g)) + (L_UINT32) (b) + 4) / 8))
#define CalcGrayValue32(r, g, b) ((L_UINT32) (((2 * (L_UINT32) (r)) + (5 * (L_UINT32) (g)) + (L_UINT32) (b) + 4) / 8))
|
| SampleTargetCommandFlags | Enumerated values that indicate the channel for which to shift the color, and how to remap the other values for that channel.
This enumeration has a FlagsAttribute attribute that allows a bitwise combination of its member values. |
| SegmentCommandFlags | This enumeration indicates the color space used in the segmentation. |
| SelectiveCommandColorTypes | This enumerated type serves as an index into an array of SelectiveColorCommandData classes. The class at the index contains information on the corresponding color. |
| SwapColorsCommandType | Enumerated values that indicate which color channels to swap. |