The EdgeDetector Method is available in LEADTOOLS Document and Medical Imaging toolkits.
Applies the specified edge filter to an image. This command is available in the
Document Toolkits.
Syntax
Example
Visual Basic | Copy Code |
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Public Sub EdgeDetectorExample()
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 request As EdgeDetectorRequest = New EdgeDetectorRequest()
request.ConvertOptions = convertOptions
request.RegionData = Nothing
request.Threshold = 60
request.Filter = EdgeDetectorCommandType.SobelBoth
Dim response As CommandResponse = client.EdgeDetector(request)
If Not response.Destination Is Nothing Then
If TypeOf response.Destination Is RawBinaryData Then
File.WriteAllBytes(Path.Combine(LEAD_VARS.ImagesDir, "EdgeDetector.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 |
C# | Copy Code |
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public void EdgeDetectorExample()
{
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;
EdgeDetectorRequest request = new EdgeDetectorRequest();
request.ConvertOptions = convertOptions;
request.RegionData = null;
request.Threshold = 60;
request.Filter = EdgeDetectorCommandType.SobelBoth;
CommandResponse response = client.EdgeDetector(request);
if (response.Destination != null)
{
if (response.Destination is RawBinaryData)
File.WriteAllBytes(Path.Combine(LEAD_VARS.ImagesDir,"EdgeDetector.bmp"), (response.Destination as RawBinaryData).Data);
}
client.Close();
}
static class LEAD_VARS
{
public const string ImagesDir = @"C:\Users\Public\Documents\LEADTOOLS Images";
} |
Remarks
Requirements
Target Platforms: Microsoft .NET Framework 3.0, Windows 2000, Windows XP, Windows Server 2003 family, Windows Server 2008 family, Windows Vista, Windows 7
See Also