AudioProcessors Property (ConvertCtrl)

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

public AudioProcessors AudioProcessors {get;}

'Declaration
 
Public ReadOnly Property AudioProcessors As AudioProcessors

'Usage
 
Dim instance As ConvertCtrl
Dim value As AudioProcessors
 
value = instance.AudioProcessors

public AudioProcessors AudioProcessors {get;}

 get_AudioProcessors();

public:
property AudioProcessors^ AudioProcessors {
   AudioProcessors^ get();
}

Property Value

A AudioProcessors collection object representing the available audio processors.

The AudioProcessors object is used to enumerate the available video and audio processing filters. .

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 ProcessorsExample()
         ' reference the convert control
         Dim convertctrl As ConvertCtrl = _form.ConvertCtrl

         ' input and output files
         Dim inFile As String = Path.Combine(LEAD_VARS.MediaDir, "ConvertCtrl_Source.avi")
         Dim outFile As String = Path.Combine(LEAD_VARS.MediaDir, "ConvertCtrl_ProcessorsExample.avi")

         Try
            ' set source file
            convertctrl.SourceFile = inFile

            ' set the video processor to the Dizzy filter 
            convertctrl.SelectedVideoProcessors.Add(convertctrl.VideoProcessors.EFXDizzy)
            Dim vproc As Processor = convertctrl.SelectedVideoProcessors.EFXDizzy

            ' set the audio processor to the Chorus filter 
            convertctrl.SelectedAudioProcessors.Add(convertctrl.AudioProcessors.Chorus)
            Dim aproc As Processor = convertctrl.SelectedAudioProcessors.Chorus

            ' set the video processor properties
            If vproc.HasDialog(ProcessorDlg.Properties) Then
               vproc.ShowDialog(ProcessorDlg.Properties, _form)
            End If

            ' set the audio processor properties
            If aproc.HasDialog(ProcessorDlg.Properties) Then
               aproc.ShowDialog(ProcessorDlg.Properties, _form)
            End If

            ' set MPEG2 as the video compressor
            convertctrl.VideoCompressors.Mpeg2.Selected = True

            ' set AC3 as the audio compressor
            convertctrl.AudioCompressors.AC3.Selected = True

            ' set the target output file and format
            convertctrl.TargetFile = outFile

            ' set the target output format
            convertctrl.TargetFormat = TargetFormatType.AVI

            ' start the capture process
            convertctrl.StartConvert()

            ' 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

            ' set the result to what we expect
            _result = File.Exists(outFile)
         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 ProcessorsExample()
      {
         // reference the convert control
         ConvertCtrl convertctrl = _form.ConvertCtrl;

         // input and output files
         string inFile = Path.Combine(LEAD_VARS.MediaDir,"ConvertCtrl_Source.avi");
         string outFile = Path.Combine(LEAD_VARS.MediaDir,"ConvertCtrl_ProcessorsExample.avi");

         try
         {
            // set source file
            convertctrl.SourceFile = inFile;

            // set the video processor to the Dizzy filter 
            convertctrl.SelectedVideoProcessors.Add(convertctrl.VideoProcessors.EFXDizzy);
            Processor vproc = convertctrl.SelectedVideoProcessors.EFXDizzy;

            // set the audio processor to the Chorus filter 
            convertctrl.SelectedAudioProcessors.Add(convertctrl.AudioProcessors.Chorus);
            Processor aproc = convertctrl.SelectedAudioProcessors.Chorus;

            // set the video processor properties
            if (vproc.HasDialog(ProcessorDlg.Properties))
               vproc.ShowDialog(ProcessorDlg.Properties, _form);

            // set the audio processor properties
            if (aproc.HasDialog(ProcessorDlg.Properties))
               aproc.ShowDialog(ProcessorDlg.Properties, _form);

            // set MPEG2 as the video compressor
            convertctrl.VideoCompressors.Mpeg2.Selected = true;

            // set AC3 as the audio compressor
            convertctrl.AudioCompressors.AC3.Selected = true;

            // set the target output file and format
            convertctrl.TargetFile = outFile;

            // set the target output format
            convertctrl.TargetFormat = TargetFormatType.AVI;

            // start the capture process
            convertctrl.StartConvert();

            // 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();

            // set the result to what we expect
            _result = File.Exists(outFile);
         }
         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
AudioProcessors Property