ResetSource Method (ConvertCtrl)

Visual Basic
C#
WinRT C#
WinRT JavaScript
C++

public virtual void ResetSource()

'Declaration
 
Public Overridable Sub ResetSource()

'Usage
 
Dim instance As ConvertCtrl
 
instance.ResetSource()

public virtual void ResetSource()

 function Leadtools.Multimedia.ConvertCtrl.ResetSource()

public:
virtual void ResetSource();

This method will reset the media source to the default value of SourceObjectType.None . Users typically call this method to remove a media source reference from the convert module. If the method fails, an error is raised.

For more information, refer to the Error Codes.

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

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Public _result As Boolean = False
      Public _form As ConvertCtrlForm = New ConvertCtrlForm()
      Public Sub ResetSourceExample()
         ' reference the convert control
         Dim convertctrl As ConvertCtrl = _form.ConvertCtrl

         Dim inFile As String = Path.Combine(LEAD_VARS.MediaDir, "ConvertCtrl_Source.avi")
         Dim outFile As String = Path.Combine(LEAD_VARS.MediaDir, "ConvertCtrl_ResetSourceExample.avi")

         Try
            ' set the input and output files
            convertctrl.SourceFile = inFile
            convertctrl.TargetFile = outFile

                 ' select the video and audio compressors for the output
            convertctrl.VideoCompressors.H264.Selected = True
            convertctrl.AudioCompressors.AMR.Selected = True

            ' run it!
            convertctrl.StartConvert()

            ' changed our minds
            convertctrl.StopConvert()

            ' reset the source
            convertctrl.ResetSource()

            ' set the result to what we expect
            _result = (convertctrl.SourceFile Is Nothing)
         Catch e1 As Exception
            _result = False
         End Try
      End Sub

Public NotInheritable Class LEAD_VARS
   Public Const MediaDir As String = "C:\Program Files (x86)\LEAD Technologies\LEADTOOLS 175\Media";
End Class

public bool _result = false;
      public ConvertCtrlForm _form = new ConvertCtrlForm();
      public void ResetSourceExample()
      {
         // reference the convert control
         ConvertCtrl convertctrl = _form.ConvertCtrl;

         string inFile = Path.Combine(LEAD_VARS.MediaDir,"ConvertCtrl_Source.avi");
         string outFile = Path.Combine(LEAD_VARS.MediaDir,"ConvertCtrl_ResetSourceExample.avi");

         try
         {
            // set the input and output files
            convertctrl.SourceFile = inFile;
            convertctrl.TargetFile = outFile;

            // select video and audio compressors for the output
            convertctrl.VideoCompressors.H264.Selected = true;
            convertctrl.AudioCompressors.AMR.Selected = true;

            // run it!
            convertctrl.StartConvert();

            // changed our minds
            convertctrl.StopConvert();

            // reset the source
            convertctrl.ResetSource();

            // set the result to what we expect
            _result = (convertctrl.SourceFile == null);
         }
         catch (Exception)
         {
            _result = false;
         }
      }

static class LEAD_VARS
{
   public const string MediaDir = @"C:\Program Files (x86)\LEAD Technologies\LEADTOOLS 175\Media";
}

Target Platforms: Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

Reference

ConvertCtrl Class
ConvertCtrl Members