SourceAudioType Property (ConvertCtrl)

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

public virtual string SourceAudioType {get;}

'Declaration
 
Public Overridable ReadOnly Property SourceAudioType As String

'Usage
 
Dim instance As ConvertCtrl
Dim value As String
 
value = instance.SourceAudioType

public virtual string SourceAudioType {get;}

 get_SourceAudioType();

public:
virtual property String^ SourceAudioType {
   String^ get();
}

Property Value

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

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

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

Copy 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 175\Media";
End Class

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 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