SourceAudioFOURCC Property (PlayCtrl)

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

public virtual int SourceAudioFOURCC {get;}

'Declaration
 
Public Overridable ReadOnly Property SourceAudioFOURCC As Integer

'Usage
 
Dim instance As PlayCtrl
Dim value As Integer
 
value = instance.SourceAudioFOURCC

public virtual int SourceAudioFOURCC {get;}

 get_SourceAudioFOURCC();

public:
virtual property int SourceAudioFOURCC {
   int get();
}

Property Value

A value representing a FOURCC code for the audio format.

If the source audio format is not a standard format, then this property is set to 0. For a list of audio format values, refer to the Microsoft documentation for FOURCC Codes.

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

Copy Code

Public _result As Boolean = False
      Public _form As PlayCtrlForm = New PlayCtrlForm()
      Public Sub SourceAudioFOURCCExample()
         Dim playctrl As PlayCtrl = _form.PlayCtrl
         Dim inFile As String = Path.Combine(LEAD_VARS.MediaDir, "PlayCtrl_Source.avi")
         Dim txtInfo As String

         Try
            playctrl.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?", _
                                         playctrl.SourceVideoType, _
                                         playctrl.SourceAudioType, _
                                         playctrl.SourceVideoFOURCC, _
                                         playctrl.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 playctrl.State = PlayState.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 PlayCtrlForm _form = new PlayCtrlForm();
      public void SourceAudioFOURCCExample()
      {
         PlayCtrl playctrl = _form.PlayCtrl;
         string inFile =Path.Combine(LEAD_VARS.MediaDir, "PlayCtrl_Source.avi");
         string txtInfo;

         try
         {
            playctrl.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?",
                                    playctrl.SourceVideoType,
                                    playctrl.SourceAudioType,
                                    playctrl.SourceVideoFOURCC,
                                    playctrl.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 (playctrl.State == PlayState.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

PlayCtrl Class
PlayCtrl Members