VintaSoft Imaging .NET SDK v8.7
Vintasoft.Imaging.ImageProcessing.Info Namespace / GetRotationAngleCommand Class
Members Example



In This Topic
    GetRotationAngleCommand Class
    In This Topic
    Detects rotation angle of image.
    Object Model
    GetRotationAngleCommand ClassRegionOfInterest ClassProcessingCommandResults ClassProcessingCommandResult Class
    Syntax
    'Declaration
     
    Public Class GetRotationAngleCommand 
       Inherits Vintasoft.Imaging.ImageProcessing.ProcessingCommandWithRegion
    public class GetRotationAngleCommand : Vintasoft.Imaging.ImageProcessing.ProcessingCommandWithRegion 
    public __gc class GetRotationAngleCommand : public Vintasoft.Imaging.ImageProcessing.ProcessingCommandWithRegion 
    public ref class GetRotationAngleCommand : public Vintasoft.Imaging.ImageProcessing.ProcessingCommandWithRegion 
    Example
    This example shows how to load an image from disk and detect the rotation angle of the image.
    Class GetRotationAngleCommandExample
    	Public Sub ProcessImage()
    		' [ do not forget to set your image file path here! ]
    		' open an existing image
    		Dim image As New Vintasoft.Imaging.VintasoftImage("Deskew.tif")
                
    		' create the command
    		Dim command As New Vintasoft.Imaging.ImageProcessing.Info.GetRotationAngleCommand()
                
    		Try
    			' execute the command
    			command.ExecuteInPlace(image)
    		Catch ex As Vintasoft.Imaging.ImageProcessing.ImageProcessingException
    			' show error message if problem occured
    			System.Windows.Forms.MessageBox.Show(ex.Message)
    			Return
    		End Try
                
    		' show result
    		System.Windows.Forms.MessageBox.Show(String.Format("Rotation angle is {0} degree.", command.Angle.ToString("f2")))
    	End Sub
    End Class
    class GetRotationAngleCommandExample
    {
        public void ProcessImage()
        {
            // [ do not forget to set your image file path here! ]
            // open an existing image
            Vintasoft.Imaging.VintasoftImage image = new Vintasoft.Imaging.VintasoftImage("Deskew.tif");
                
            // create the command
            Vintasoft.Imaging.ImageProcessing.Info.GetRotationAngleCommand command =
                new Vintasoft.Imaging.ImageProcessing.Info.GetRotationAngleCommand();
                
            try
            {
                // execute the command
                command.ExecuteInPlace(image);
            }
            catch (Vintasoft.Imaging.ImageProcessing.ImageProcessingException ex)
            {
                // show error message if problem occured
                System.Windows.Forms.MessageBox.Show(ex.Message);
                return;
            }
                
            // show result
            System.Windows.Forms.MessageBox.Show(string.Format("Rotation angle is {0} degree.", command.Angle.ToString("f2")));
        }
    }
    Inheritance Hierarchy

    System.Object
       Vintasoft.Imaging.ImageProcessing.ProcessingCommandBase
          Vintasoft.Imaging.ImageProcessing.ProcessingCommandWithRegion
             Vintasoft.Imaging.ImageProcessing.Info.GetRotationAngleCommand

    Requirements

    Target Platforms: Windows 10, Windows 8, Windows 7, Windows Vista, Windows XP, Windows Server 2012, Windows Server 2008, Windows Server 2003

    See Also