Leadtools.ImageProcessing.Effects Namespace : UserFilterCommand Class |
public class UserFilterCommand : Leadtools.ImageProcessing.RasterCommand, Leadtools.ImageProcessing.IRasterCommand
'Declaration Public Class UserFilterCommand Inherits Leadtools.ImageProcessing.RasterCommand Implements Leadtools.ImageProcessing.IRasterCommand
'Usage Dim instance As UserFilterCommand
public sealed class UserFilterCommand : Leadtools.ImageProcessing.IRasterCommand
function Leadtools.ImageProcessing.Effects.UserFilterCommand()
public ref class UserFilterCommand : public Leadtools.ImageProcessing.RasterCommand, Leadtools.ImageProcessing.IRasterCommand
Public Sub UserFilterCommandExample() Dim codecs As New RasterCodecs() codecs.ThrowExceptionsOnInvalidImages = True Dim leadImage As RasterImage = codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, "Master.jpg")) ' Prepare the command Dim i As Integer Dim j As Integer Dim matrix() As Integer ReDim matrix(8) Dim command As UserFilterCommand = New UserFilterCommand command.CenterPoint = New LeadPoint(1, 1) command.Divisor = 1 command.Offset = 0 command.Type = UserFilterCommandType.Sum command.FilterHeight = 3 command.FilterWidth = 3 command.Matrix = matrix ' Initialize the array with factor used to apply the high pass filter. For i = 0 To 2 For j = 0 To 2 If (j = 1 Or i = 1) Then If (j = 1 And i = 1) Then command.Matrix(i * 3 + j) = 5 Else command.Matrix(i * 3 + j) = -1 End If Else command.Matrix(i * 3 + j) = 0 End If Next Next ' Apply the high pass custom filter. command.Run(leadImage) codecs.Save(leadImage, Path.Combine(LEAD_VARS.ImagesDir, "Result.jpg"), RasterImageFormat.Jpeg, 24) End Sub Public NotInheritable Class LEAD_VARS Public Const ImagesDir As String = "C:\Users\Public\Documents\LEADTOOLS Images" End Class
public void UserFilterCommandExample() { // Load an image RasterCodecs codecs = new RasterCodecs(); codecs.ThrowExceptionsOnInvalidImages = true; RasterImage image = codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, "Master.jpg")); // Prepare the command int i, j; UserFilterCommand command = new UserFilterCommand(); command.CenterPoint = new LeadPoint(1, 1); command.Divisor = 1; command.Offset = 0; command.Type = UserFilterCommandType.Sum; command.FilterHeight = 3; command.FilterWidth = 3; command.Matrix = new int[9]; // Initialize the array with factor used to apply the high pass filter. for(i = 0; i < 3; i++) { for(j = 0; j < 3; j++) { if(j == 1 || i == 1) { if(j == 1 && i == 1) command.Matrix[i * 3 + j] = 5; else command.Matrix[i * 3 + j] = -1; } else command.Matrix[i * 3 + j] = 0; } } // Apply the high pass custom filter. command.Run(image); } static class LEAD_VARS { public const string ImagesDir = @"C:\Users\Public\Documents\LEADTOOLS Images"; }
[TestMethod] public async Task UserFilterCommandExample() { // Load an image RasterCodecs codecs = new RasterCodecs(); codecs.ThrowExceptionsOnInvalidImages = true; // Load the image string srcFileName = @"Assets\Image1.cmp"; StorageFile loadFile = await Tools.AppInstallFolder.GetFileAsync(srcFileName); RasterImage image = await codecs.LoadAsync(LeadStreamFactory.Create(loadFile)); // Prepare the command int i, j; UserFilterCommand command = new UserFilterCommand(); command.CenterPoint = LeadPointHelper.Create(1, 1); command.Divisor = 1; command.Offset = 0; command.Type = UserFilterCommandType.Sum; command.FilterHeight = 3; command.FilterWidth = 3; command.Matrix = new int[9]; // Initialize the array with factor used to apply the high pass filter. for(i = 0; i < 3; i++) { for(j = 0; j < 3; j++) { if(j == 1 || i == 1) { if(j == 1 && i == 1) command.Matrix[i * 3 + j] = 5; else command.Matrix[i * 3 + j] = -1; } else command.Matrix[i * 3 + j] = 0; } } // Apply the high pass custom filter. command.Run(image); }
public void UserFilterCommandExample(RasterImage image, Stream outStream) { // Prepare the command int i, j; UserFilterCommand command = new UserFilterCommand(); command.CenterPoint = new LeadPoint(1, 1); command.Divisor = 1; command.Offset = 0; command.Type = UserFilterCommandType.Sum; command.FilterHeight = 3; command.FilterWidth = 3; command.Matrix = new int[9]; // Initialize the array with factor used to apply the high pass filter. for (i = 0; i < 3; i++) { for (j = 0; j < 3; j++) { if (j == 1 || i == 1) { if (j == 1 && i == 1) command.Matrix[i * 3 + j] = 5; else command.Matrix[i * 3 + j] = -1; } else command.Matrix[i * 3 + j] = 0; } } // Apply the high pass custom filter. command.Run(image); // Save result image RasterCodecs codecs = new RasterCodecs(); codecs.Save(image, outStream, RasterImageFormat.Jpeg, 24); image.Dispose(); }
Public Sub UserFilterCommandExample(ByVal image As RasterImage, ByVal outStream As Stream) ' Prepare the command Dim i, j As Integer Dim command As UserFilterCommand = New UserFilterCommand() command.CenterPoint = New LeadPoint(1, 1) command.Divisor = 1 command.Offset = 0 command.Type = UserFilterCommandType.Sum command.FilterHeight = 3 command.FilterWidth = 3 command.Matrix = New Integer(8){} ' Initialize the array with factor used to apply the high pass filter. For i = 0 To 2 For j = 0 To 2 If j = 1 OrElse i = 1 Then If j = 1 AndAlso i = 1 Then command.Matrix(i * 3 + j) = 5 Else command.Matrix(i * 3 + j) = -1 End If Else command.Matrix(i * 3 + j) = 0 End If Next j Next i ' Apply the high pass custom filter. command.Run(image) ' Save result image Dim codecs As RasterCodecs = New RasterCodecs() codecs.Save(image, outStream, RasterImageFormat.Jpeg, 24) image.Dispose() End Sub
Target Platforms: Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2
UserFilterCommand Members
Leadtools.ImageProcessing.Effects Namespace
Leadtools.ImageProcessing.Core.MinimumCommand
Leadtools.ImageProcessing.Core.MaximumCommand
AddNoiseCommand Class
SharpenCommand Class
Leadtools.ImageProcessing.Color.PosterizeCommand
MosaicCommand Class
EmbossCommand Class
AverageCommand Class
Leadtools.ImageProcessing.Core.MedianCommand
Leadtools.ImageProcessing.Color.IntensityDetectCommand
SpatialFilterCommand Class
BinaryFilterCommand Class
OilifyCommand Class
Leadtools.ImageProcessing.Color.SolarizeCommand
Leadtools.ImageProcessing.Core.WindowLevelCommand
Leadtools.ImageProcessing.SpecialEffects.ShadowCommand
Leadtools.ImageProcessing.Color.ChangeHueSaturationIntensityCommand
Leadtools.ImageProcessing.Color.ColorReplaceCommand
Leadtools.ImageProcessing.Color.ColorThresholdCommand
Leadtools.ImageProcessing.Core.DiscreteFourierTransformCommand
DirectionEdgeStatisticalCommand Class
Leadtools.ImageProcessing.Core.FastFourierTransformCommand
Leadtools.ImageProcessing.Core.FrequencyFilterCommand
Leadtools.ImageProcessing.Core.FrequencyFilterMaskCommand
Leadtools.ImageProcessing.Core.FourierTransformDisplayCommand
StatisticsInformationCommand Class
FeretsDiameterCommand Class
ObjectInformationCommand Class
RegionContourPointsCommand Class
GetRegionPerimeterLength Method
Leadtools.ImageProcessing.Color.MathematicalFunctionCommand
Leadtools.ImageProcessing.SpecialEffects.RevEffectCommand
Leadtools.ImageProcessing.Color.SegmentCommand
Leadtools.ImageProcessing.Core.SubtractBackgroundCommand
HighPassCommand Class