LEADTOOLS WCF Image Processing (Leadtools.Services.ImageProcessing.ServiceContracts assembly)

AutoCrop Method

Show in webframe
Example 





A System.Runtime.Serialization.DataContractAttribute containing the data that will be used in this AutoCrop operation.
Trims the current image, removing blank space around the edges.
Syntax
[FaultContractAttribute(DetailType=Leadtools.Services.Raster.FaultContracts.RasterFault, 
   Action="", 
   Name="", 
   Namespace="", 
   ProtectionLevel=ProtectionLevel.None, 
   HasProtectionLevel=false)]
[OperationContractAttribute("AutoCrop")]
CommandResponse AutoCrop( 
   AutoCropRequest request
)
'Declaration
 
<FaultContractAttribute(DetailType=Leadtools.Services.Raster.FaultContracts.RasterFault, 
   Action="", 
   Name="", 
   Namespace="", 
   ProtectionLevel=ProtectionLevel.None, 
   HasProtectionLevel=False)>
<OperationContractAttribute("AutoCrop")>
Function AutoCrop( _
   ByVal request As AutoCropRequest _
) As CommandResponse
'Usage
 
Dim instance As IImageProcessingService
Dim request As AutoCropRequest
Dim value As CommandResponse
 
value = instance.AutoCrop(request)

            

            
[FaultContractAttribute(DetailType=Leadtools.Services.Raster.FaultContracts.RasterFault, 
   Action="", 
   Name="", 
   Namespace="", 
   ProtectionLevel=ProtectionLevel.None, 
   HasProtectionLevel=false)]
[OperationContractAttribute("AutoCrop")]
CommandResponse^ AutoCrop( 
   AutoCropRequest^ request
) 

Parameters

request
A System.Runtime.Serialization.DataContractAttribute containing the data that will be used in this AutoCrop operation.

Return Value

A System.Runtime.Serialization.DataContractAttribute containing the modified image resulting from the AutoCrop operation.
Remarks
Example
Copy Code  
Imports Leadtools.Services
Imports Leadtools.Services.datacontracts._2009._01
Imports Leadtools.Services.raster.datacontracts._2009._01
Imports Leadtools.Services.ImageProcessing.datacontracts._2009._01

Public Sub AutoCropExample()
   Dim client As ImageProcessingServiceClient = New ImageProcessingServiceClient()
   Dim sourceBinaryData As RawBinaryData = New RawBinaryData()
   sourceBinaryData.Data = File.ReadAllBytes(Path.Combine(LEAD_VARS.ImagesDir, "image1.cmp"))

   Dim convertOptions As RasterConvertOptions = New RasterConvertOptions()

   convertOptions.Source = sourceBinaryData
   convertOptions.Destination = Nothing
   convertOptions.Format = RasterImageFormat.Bmp
   convertOptions.FirstPage = 1
   convertOptions.LastPage = 1
   convertOptions.BitsPerPixel = 24
   convertOptions.QualityFactor = 2

   Dim request As AutoCropRequest = New AutoCropRequest()

   request.ConvertOptions = convertOptions
   request.RegionData = Nothing
   request.Threshold = 20

   Dim response As CommandResponse = client.AutoCrop(request)
   If Not response.Destination Is Nothing Then
      If TypeOf response.Destination Is RawBinaryData Then
         File.WriteAllBytes(Path.Combine(LEAD_VARS.ImagesDir, "AutoCrop.bmp"), (TryCast(response.Destination, RawBinaryData)).Data)
      End If
   End If

   client.Close()
End Sub

Public NotInheritable Class LEAD_VARS
Public Const ImagesDir As String = "C:\Users\Public\Documents\LEADTOOLS Images"
End Class
using Leadtools.Services;
using leadtools.services.datacontracts._2009._01;
using leadtools.services.raster.datacontracts._2009._01;
using leadtools.services.imageprocessing.datacontracts._2009._01;

public void AutoCropExample()
{
   ImageProcessingServiceClient client = new ImageProcessingServiceClient();
   RawBinaryData sourceBinaryData = new RawBinaryData();
   sourceBinaryData.Data = File.ReadAllBytes(Path.Combine(LEAD_VARS.ImagesDir,"image1.cmp"));

   RasterConvertOptions convertOptions = new RasterConvertOptions();

   convertOptions.Source = sourceBinaryData;
   convertOptions.Destination = null;
   convertOptions.Format = RasterImageFormat.Bmp;
   convertOptions.FirstPage = 1;
   convertOptions.LastPage = 1;
   convertOptions.BitsPerPixel = 24;
   convertOptions.QualityFactor = 2;

   AutoCropRequest request = new AutoCropRequest();

   request.ConvertOptions = convertOptions;
   request.RegionData = null;
   request.Threshold = 20;

   CommandResponse response = client.AutoCrop(request);
   if (response.Destination != null)
   {
      if (response.Destination is RawBinaryData)
         File.WriteAllBytes(Path.Combine(LEAD_VARS.ImagesDir,"AutoCrop.bmp"), (response.Destination as RawBinaryData).Data);
   }

   client.Close();
}

static class LEAD_VARS
{
public const string ImagesDir = @"C:\Users\Public\Documents\LEADTOOLS Images";
}
Requirements

Target Platforms

See Also

Reference

IImageProcessingService Interface
IImageProcessingService Members

 

 


Products | Support | Contact Us | Copyright Notices
© 2006-2014 All Rights Reserved. LEAD Technologies, Inc.

Applications developed with LEADTOOLS WCF components require runtime licenses. Server licensing is required for applications on a server. For more information, refer to: Imaging Pro/Document/Medical