Initializes a new CombineCommand class object with explicit parameters.
public CombineCommand(Leadtools.RasterImage sourceImage,Leadtools.LeadRect destinationRectangle,Leadtools.LeadPoint sourcePoint,Leadtools.Imageprocessing.Effects.CombineCommandFlags flags)
Public Function New( _ByVal sourceImage As Leadtools.RasterImage, _ByVal destinationRectangle As Leadtools.LeadRect, _ByVal sourcePoint As Leadtools.LeadPoint, _ByVal flags As Leadtools.Imageprocessing.Effects.CombineCommandFlags _)
public CombineCommand(Leadtools.RasterImage sourceImage,Leadtools.LeadRect destinationRectangle,Leadtools.LeadPoint sourcePoint,Leadtools.Imageprocessing.Effects.CombineCommandFlags flags)
- (instancetype)initWithSourceImage:(LTRasterImage *)sourceImagedestinationRectangle:(LeadRect)destinationRectanglesourcePoint:(LeadPoint)sourcePointflags:(LTCombineCommandFlags)flags
public CombineCommand(RasterImage sourceImage,LeadRect destinationRectangle,LeadPoint sourcePoint,int flags)
function CombineCommand(sourceImage ,destinationRectangle ,sourcePoint ,flags)
sourceImage
RasterImage object that references the source image, which is combined with the destination image.
destinationRectangle
LeadRect structure that contains the destination rectangle.
sourcePoint
LeadPoint structure that contains the origin of the source rectangle. The width and height of the source rectangle are the same as the destination rectangle.
flags
Flags from seven groups that define treatment of the source, treatment of the destination, the operation to use when combining the data, treatment of the resulting image, and the color plane for the destination, source and resulting images. The flags apply only to the defined rectangles (not necessarily the whole image). You can use a bitwise OR ( ¦ ) to specify one flag from each group.
In 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))
Run the CombineCommand on an image.
Imports LeadtoolsImports Leadtools.CodecsImports Leadtools.ImageProcessing.EffectsPublic Sub CombineConstructorExample()Dim codecs As New RasterCodecs()codecs.ThrowExceptionsOnInvalidImages = TrueDim leadImage As RasterImage = codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, "ImageProcessingDemo\\Image3.cmp"))' Prepare the commandDim tempImage As RasterImage = leadImage.Clone()' the rectangle that represents the affected area of the destination image.Dim rect As LeadRect = New LeadRect(CType((leadImage.Width / 8), Integer), CType((leadImage.Height / 8), Integer), leadImage.Width, leadImage.Height)' The source point, which represents the source point of the source image which to being combining.Dim srcPoint As LeadPoint = New LeadPoint(0, 0)Dim command As CombineCommand = New CombineCommand(tempImage, rect, srcPoint, CombineCommandFlags.OperationAnd Or CombineCommandFlags.Destination1 Or CombineCommandFlags.SourceRed Or CombineCommandFlags.DestinationRed Or _CombineCommandFlags.ResultBlue)command.Run(leadImage)codecs.Save(leadImage, Path.Combine(LEAD_VARS.ImagesDir, "Result.jpg"), RasterImageFormat.Jpeg, 24)End SubPublic NotInheritable Class LEAD_VARSPublic Const ImagesDir As String = "C:\Users\Public\Documents\LEADTOOLS Images"End Class
using Leadtools;using Leadtools.Codecs;using Leadtools.ImageProcessing.Effects;public void CombineConstructorExample(){// Load an imageRasterCodecs codecs = new RasterCodecs();codecs.ThrowExceptionsOnInvalidImages = true;RasterImage image = codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, @"ImageProcessingDemo\Image3.cmp"));// Prepare the commandRasterImage tempImage = image.Clone();// the rectangle that represents the affected area of the destination image.LeadRect rect = new LeadRect(image.Width / 8, image.Height / 8, image.Width, image.Height);// The source point, which represents the source point of the source image which to be combined.LeadPoint srcPoint = new LeadPoint(0, 0);CombineCommand command = new CombineCommand(tempImage, rect, srcPoint,CombineCommandFlags.OperationAnd | CombineCommandFlags.Destination1 | CombineCommandFlags.SourceRed | CombineCommandFlags.DestinationRed | CombineCommandFlags.ResultBlue);command.Run(image);codecs.Save(image, Path.Combine(LEAD_VARS.ImagesDir, "Result.jpg"), RasterImageFormat.Jpeg, 24);}static class LEAD_VARS{public const string ImagesDir = @"C:\Users\Public\Documents\LEADTOOLS Images";}
using Leadtools;using Leadtools.Codecs;using Leadtools.ImageProcessing.Effects;using Leadtools.ImageProcessing;public async Task CombineConstructorExample(){// Load an imageRasterCodecs codecs = new RasterCodecs();codecs.ThrowExceptionsOnInvalidImages = true;// Load the imagestring srcFileName = @"Assets\Image1.cmp";StorageFile loadFile = await Tools.AppInstallFolder.GetFileAsync(srcFileName);RasterImage image = await codecs.LoadAsync(LeadStreamFactory.Create(loadFile));// Prepare the commandRasterImage tempImage = image.Clone();// the rectangle that represents the affected area of the destination image.LeadRect rect = LeadRectHelper.Create(image.Width / 8, image.Height / 8, image.Width, image.Height);// The source point, which represents the source point of the source image which to being combining.LeadPoint srcPoint = LeadPointHelper.Create(0, 0);CombineCommand command = new CombineCommand(tempImage, rect, srcPoint,CombineCommandFlags.OperationAnd | CombineCommandFlags.Destination1 | CombineCommandFlags.SourceRed | CombineCommandFlags.DestinationRed | CombineCommandFlags.ResultBlue);command.Run(image);//Save as BMPstring destFileName = @"result.bmp";StorageFile saveFile = await Tools.AppLocalFolder.CreateFileAsync(destFileName);await codecs.SaveAsync(image, LeadStreamFactory.Create(saveFile), RasterImageFormat.Bmp, 24);}
using Leadtools;using Leadtools.Codecs;using Leadtools.ImageProcessing.Effects;using Leadtools.Examples;public void CombineConstructorExample(RasterImage image, Stream outStream){// Prepare the commandRasterImage tempImage = image.Clone();LeadRect rect = new LeadRect(image.Width / 8, image.Height / 8, image.Width, image.Height);LeadPoint srcPoint = new LeadPoint(0, 0);CombineCommand command = new CombineCommand(tempImage, rect, srcPoint, CombineCommandFlags.OperationAnd | CombineCommandFlags.Destination1 | CombineCommandFlags.SourceRed | CombineCommandFlags.DestinationRed | CombineCommandFlags.ResultBlue);command.Run(image);// Save result imageRasterCodecs codecs = new RasterCodecs();codecs.Save(image, outStream, RasterImageFormat.Jpeg, 24);image.Dispose();}
Imports LeadtoolsImports Leadtools.CodecsImports Leadtools.ImageProcessing.EffectsPublic Sub CombineConstructorExample(ByVal image As RasterImage, ByVal outStream As Stream)' Prepare the commandDim tempImage As RasterImage = image.Clone()Dim rect As LeadRect = New LeadRect(image.Width / 8, image.Height / 8, image.Width, image.Height)Dim srcPoint As LeadPoint = New LeadPoint(0, 0)Dim command As CombineCommand = New CombineCommand(tempImage, rect, srcPoint, CombineCommandFlags.OperationAnd Or CombineCommandFlags.Destination1 _Or CombineCommandFlags.SourceRed Or CombineCommandFlags.DestinationRed Or CombineCommandFlags.ResultBlue)command.Run(image)' Save result imageDim codecs As RasterCodecs = New RasterCodecs()codecs.Save(image, outStream, RasterImageFormat.Jpeg, 24)image.Dispose()End Sub
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