Current Property (AudioFormats)

Visual Basic
C#
C++/CLI

'Declaration
 
Public ReadOnly Property Current As Object

'Usage
 
Dim instance As AudioFormats
Dim value As Object
 
value = instance.Current

public object Current {get;}

public:
property Object^ Current {
   Object^ get();
}

Property Value

The current item in the collection.

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

Copy Code

Imports Leadtools
Imports Leadtools.MediaFoundation
Imports LeadtoolsMediaFoundationExamples.Fixtures

Public _result As Boolean = False
Public _form As CaptureCtrlForm = New CaptureCtrlForm()
Public Sub CurrentExample()
   ' reference the capture control and it's audio formats
   Dim capturectrl As CaptureCtrl = _form.CaptureCtrl

   Try
      ' set an audio device first, you should use your audio device name here
      If capturectrl.AudioDevices("USB") Is Nothing Then
         Throw New Exception("No USB audio device available")
      End If

      capturectrl.AudioDevices("USB").Selected = True

      ' reference the audio formats collection
      Dim audioformats As AudioFormats = capturectrl.AudioCaptureFormats

      ' enumerate through the list of formats
      ' demonstrating the current property
      For Each af As AudioFormat In audioformats
         ' set the result to what we expect
         _result = (af Is audioformats.Current)
      Next af
   Catch e1 As Exception
      _result = False
   End Try
End Sub

using Leadtools;
using Leadtools.MediaFoundation;
using LeadtoolsMediaFoundationExamples.Fixtures;

public bool _result = false;
public CaptureCtrlForm _form = new CaptureCtrlForm();
public void CurrentExample()
{
   // reference the capture control and it's audio formats
   CaptureCtrl capturectrl = _form.CaptureCtrl;

   try
   {
      // set an audio device first, you should use your audio device name here
      if (capturectrl.AudioDevices["USB"] == null)
         throw new Exception("No USB audio device available");

      capturectrl.AudioDevices["USB"].Selected = true;

      // reference the audio formats collection
      AudioFormats audioformats = capturectrl.AudioCaptureFormats;

      // enumerate through the list of formats
      // demonstrating the current property
      foreach (AudioFormat af in audioformats)
      {
         // set the result to what we expect
         _result = (af == audioformats.Current);
      }
   }
   catch (Exception)
   {
      _result = false;
   }
}

Target Platforms

Reference

AudioFormats Class
AudioFormats Members