RasterFault Class

C#
Visual Basic
Objective-C
Java
C++

[DataContractAttribute()]
public class RasterFault

'Declaration
 
<DataContractAttribute()>
Public Class RasterFault

'Usage
 
Dim instance As RasterFault

[DataContractAttribute()]
public ref class RasterFault

The RasterFault class defines an ErrorId and an ErrorMessage property that can be examined to determine the cause of an error.

This example will show how to use RasterFault at the client side.

C#
Visual Basic
WinRT C#
WinRT JavaScript
Silverlight C#
Silverlight VB

Copy Code

Imports Leadtools.Services
Imports leadtools.services.datacontracts._2009._01
Imports leadtools.services.raster.datacontracts._2009._01
Imports leadtools.services.raster.faultcontracts._2009._01
Imports leadtools.services.imageprocessing.datacontracts._2009._01

Public Sub RasterFaultExample()
   Dim client As EffectsProcessingServiceClient = New EffectsProcessingServiceClient()
   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 destBinaryData As RawBinaryData = Nothing
   Dim response As CommandResponse = Nothing
   Try
      Dim request As SharpenRequest = New SharpenRequest()

      request.ConvertOptions = convertOptions
      request.RegionData = Nothing
      request.Sharpness = 5000

      ' pass invalid argument
      response = client.Sharpen(request)
   Catch ex As FaultException
      Console.WriteLine(ex.Message)
   Finally
      If Not response Is Nothing Then
         If Not response.Destination Is Nothing Then
            If TypeOf response.Destination Is RawBinaryData Then
               File.WriteAllBytes(Path.Combine(LEAD_VARS.ImagesDir, "fault.bmp"), (TryCast(response.Destination, RawBinaryData)).Data)
            End If
         End If
      End If
   End Try

   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.raster.faultcontracts._2009._01;
using leadtools.services.imageprocessing.datacontracts._2009._01;

public void RasterFaultExample()
{
   EffectsProcessingServiceClient client = new EffectsProcessingServiceClient();
   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;

   RawBinaryData destBinaryData = null;
   CommandResponse response = null;
   try
   {
      SharpenRequest request = new SharpenRequest();

      request.ConvertOptions = convertOptions;
      request.RegionData = null;
      request.Sharpness = 5000;

      // pass invalid argument
      response = client.Sharpen(request);
   }
   catch (FaultException ex)
   {
      Console.WriteLine(ex.Message);
   }
   finally
   {
      if (response != null)
      {
         if (response.Destination != null)
         {
            if (response.Destination is RawBinaryData)
               File.WriteAllBytes(Path.Combine(LEAD_VARS.ImagesDir, "fault.bmp"), (response.Destination as RawBinaryData).Data);
         }
      }  
   }

   client.Close();
}

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

Target Platforms

Reference

RasterFault Members
Leadtools.Services.Raster.FaultContracts Namespace