public class SubtractBackgroundCommand : RasterCommand
@interface LTSubtractBackgroundCommand : LTRasterCommand
public class SubtractBackgroundCommand
extends RasterCommand
public ref class SubtractBackgroundCommand : public RasterCommand
The rolling ball algorithm works as follows:
The Rolling Ball Radius should be at least as large as the radius of the largest object in the image that is not part of the background to ensure the separation of the background from any objects.
For more information, refer to Changing Brightness and Contrast.
Subtract Background Function - Before
Subtract Background Function - After
View additional platform support for this Subtract Background function.
Run the SubtractBackgroundCommand on an image.
using Leadtools;
using Leadtools.ImageProcessing;
using Leadtools.Codecs;
using Leadtools.ImageProcessing.Core;
public void SubtractBackgroundCommandExample()
{
// Load an image
RasterCodecs codecs = new RasterCodecs();
codecs.ThrowExceptionsOnInvalidImages = true;
RasterImage image = codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, @"ImageProcessingDemo\Image4.Tif"));
// Prepare the command
SubtractBackgroundCommand command = new SubtractBackgroundCommand();
command.RollingBall = 50;
command.BrightnessFactor = 100;
command.ShrinkingSize = SubtractBackgroundCommandType.DependOnRollingBallSize;
command.Flags = SubtractBackgroundCommandFlags.BackgroundIsDarker;
//Apply Subtract Background effect on the image.
command.Run(image);
}
static class LEAD_VARS
{
public const string ImagesDir = @"C:\LEADTOOLS22\Resources\Images";
}
SubtractBackgroundCommand Members
Leadtools.ImageProcessing.Core Namespace
Changing Brightness and Contrast
Leadtools.ImageProcessing.Color.ChangeHueSaturationIntensityCommand
Leadtools.ImageProcessing.Color.ColorReplaceCommand
Leadtools.ImageProcessing.Color.ColorThresholdCommand
Leadtools.ImageProcessing.Effects.DirectionEdgeStatisticalCommand
Leadtools.ImageProcessing.Effects.StatisticsInformationCommand
Leadtools.ImageProcessing.Effects.FeretsDiameterCommand
Leadtools.ImageProcessing.Effects.ObjectInformationCommand
Leadtools.ImageProcessing.Color.MathematicalFunctionCommand
Leadtools.ImageProcessing.SpecialEffects.RevEffectCommand
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