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SourceAudioType Property
See Also 
Leadtools.Multimedia Namespace > ConvertCtrl Class : SourceAudioType Property



Gets a string that represents the GUID of the source audio type.

Syntax

Visual Basic (Declaration) 
Public Overridable ReadOnly Property SourceAudioType As String
Visual Basic (Usage)Copy Code
Dim instance As ConvertCtrl
Dim value As String
 
value = instance.SourceAudioType
C# 
public virtual string SourceAudioType {get;}
C++/CLI 
public:
virtual property String^ SourceAudioType {
   String^ get();
}

Property Value

A string value representing the GUID of the source audio type.

Example

Visual BasicCopy Code
Public _result As Boolean = False
      Public _form As ConvertCtrlForm = New ConvertCtrlForm()
      Public Sub SourceAudioFOURCCExample()
         Dim convertctrl As ConvertCtrl = _form.ConvertCtrl
         Dim inFile As String = Path.Combine(LEAD_VARS.MediaDir, "ConvertCtrl_Source.avi")
         Dim txtInfo As String

         Try
            convertctrl.SourceFile = inFile

            txtInfo = String.Format("Source video type {0}" & Microsoft.VisualBasic.Constants.vbLf & "Source audio type {1}" & Microsoft.VisualBasic.Constants.vbLf & "Source video FOURCC {2}" & Microsoft.VisualBasic.Constants.vbLf & "Source audio FOURCC {3}" & Microsoft.VisualBasic.Constants.vbLf + Microsoft.VisualBasic.Constants.vbLf & "Are these values correct?", convertctrl.SourceVideoType, convertctrl.SourceAudioType, convertctrl.SourceVideoFOURCC, convertctrl.SourceAudioFOURCC)

            _result = (MessageBox.Show(_form, txtInfo, "Test Verify", MessageBoxButtons.YesNo) = DialogResult.Yes)
         Catch e1 As Exception
            _result = False
         End Try

         ' we'll loop on the state and pump messages for this example.
         ' but you should not need to if running from a Windows Forms application.
         Do While convertctrl.State = ConvertState.Running
            Application.DoEvents()
         Loop
      End Sub

Public NotInheritable Class LEAD_VARS
   Public Const MediaDir As String = "C:\Program Files (x86)\LEAD Technologies\LEADTOOLS 17\Media"
End Class
C#Copy Code
public bool _result = false;
      public ConvertCtrlForm _form = new ConvertCtrlForm();
      public void SourceAudioFOURCCExample()
      {
         ConvertCtrl convertctrl = _form.ConvertCtrl;
         string inFile = Path.Combine(LEAD_VARS.MediaDir,"ConvertCtrl_Source.avi");
         string txtInfo;

         try
         {
            convertctrl.SourceFile = inFile;

            txtInfo = string.Format("Source video type {0}\n" +
                                    "Source audio type {1}\n" +
                                    "Source video FOURCC {2}\n" +
                                    "Source audio FOURCC {3}\n\n" +
                                    "Are these values correct?",
                                    convertctrl.SourceVideoType,
                                    convertctrl.SourceAudioType,
                                    convertctrl.SourceVideoFOURCC,
                                    convertctrl.SourceAudioFOURCC);

            _result = (MessageBox.Show(_form, txtInfo, "Test Verify", MessageBoxButtons.YesNo) == DialogResult.Yes);
         }
         catch (Exception)
         {
            _result = false;
         }

         // we'll loop on the state and pump messages for this example.
         // but you should not need to if running from a Windows Forms application.
         while (convertctrl.State == ConvertState.Running)
            Application.DoEvents();
      }

static class LEAD_VARS
{
   public const string MediaDir = @"C:\Program Files (x86)\LEAD Technologies\LEADTOOLS 17\Media";
}

Remarks

For a list of audio types, refer to Format Types.

Requirements

Target Platforms: Microsoft .NET Framework 2.0, Windows 2000, Windows XP, Windows Server 2003 family, Windows Server 2008 family, Windows Vista, Windows 7

See Also