SelectedAudioProcessors Property (ConvertCtrl)

Visual Basic
C#
C++/CLI

'Declaration
 
Public ReadOnly Property SelectedAudioProcessors As AudioProcessors

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

public AudioProcessors SelectedAudioProcessors {get;}

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

Property Value

A AudioProcessors object representing the audio processor collection.

The AudioProcessors object is used to build a list of audio processing filters to use during the conversion process. See AudioProcessors object for more details on processor collections.

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

Copy Code

Imports Leadtools
Imports Leadtools.Multimedia
Imports LeadtoolsMultimediaExamples.Fixtures

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 18\Media"
End Class

using Leadtools;
using Leadtools.Multimedia;
using LeadtoolsMultimediaExamples.Fixtures;

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 18\Media";
}

Target Platforms

Reference

ConvertCtrl Class
ConvertCtrl Members