| layout | title | description | keywords | needAutoGenerateSidebar | needGenerateH3Content | noTitleIndex |
|---|---|---|---|---|---|---|
default-layout |
Dynamsoft Core Enumerations - GrayscaleEnhancementMode |
This article shows the GrayscaleEnhancementMode enumeration of Dynamsoft Core. |
enumerations, GrayscaleEnhancementMode |
true |
true |
true |
Describes the grayscale image preprocessing mode.
| Language | Declaration |
|---|---|
| JavaScript | enum EnumDLRGrayscaleEnhancementMode |
| C / C++ | enum GrayscaleEnhancementMode |
| .Net | enum Dynamsoft.Core.EnumGrayscaleEnhancementMode |
| Android | class com.dynamsoft.core.EnumGrayscaleEnhancementMode |
| ObjC / Swift | enum EnumGrayscaleEnhancementMode |
| Java | class com.dynamsoft.core.EnumGrayscaleEnhancementMode |
| Member (except ObjC/Swift) | Member (ObjC/Swift) | Value | Description | Valid Argument(s) |
|---|---|---|---|---|
| GEM_SKIP | EnumGrayscaleEnhancementModeSkip | 0x00 | Skips image preprocessing. | N/A |
| GEM_AUTO | EnumGrayscaleEnhancementModeAuto | 0x01 | Not supported yet. | N/A |
| GEM_GENERAL | EnumGrayscaleEnhancementModeGeneral | 0x02 | Takes the unpreprocessed image for following operations. | N/A |
| GEM_GRAY_EQUALIZE | EnumGrayscaleEnhancementModeGrayEqualize | 0x04 | Preprocesses the image using the gray equalization algorithm. | [Sensitivity]({{ site.parameters-reference }}label-recognition-parameter/grayscale-enhancement-modes.html#sensitivity) |
| GEM_GRAY_SMOOTH | EnumGrayscaleEnhancementModeGraySmooth | 0x08 | Preprocesses the image using the gray smoothing algorithm. | [SmoothBlockSizeX]({{ site.parameters-reference }}label-recognition-parameter/grayscale-enhancement-modes.html#smoothblocksizex)[ SmoothBlockSizeY]({{ site.parameters-reference }}label-recognition-parameter/grayscale-enhancement-modes.html#smoothblocksizey) |
| GEM_SHARPEN_SMOOTH | EnumGrayscaleEnhancementModeSharpenSmooth | 0x10 | Preprocesses the image using the sharpening and smoothing algorithm. | [SmoothBlockSizeX]({{ site.parameters-reference }}label-recognition-parameter/grayscale-enhancement-modes.html#smoothblocksizex)[ SmoothBlockSizeY]({{ site.parameters-reference }}label-recognition-parameter/grayscale-enhancement-modes.html#smoothblocksizey)[ SharpenBlockSizeX]({{ site.parameters-reference }}label-recognition-parameter/grayscale-enhancement-modes.html#sharpenblocksizex)[ SharpenBlockSizeY]({{ site.parameters-reference }}label-recognition-parameter/grayscale-enhancement-modes.html#sharpenblocksizey) |