public int Count { get; }
Public ReadOnly Property Count As Integer
public:
property int Count {
int get();
}
The number of items contained in the collection.
using Leadtools;
using Leadtools.Multimedia;
using LeadtoolsMultimediaExamples.Fixtures;
public bool _result = false;
public CaptureCtrlForm _form = new CaptureCtrlForm();
public void CountExample()
{
try
{
// reference the form capture control
CaptureCtrl capturectrl = _form.CaptureCtrl;
// set an audio device first. use your audio device's name here
if (capturectrl.AudioDevices["USB"] == null)
throw new Exception("No USB audio device available");
capturectrl.AudioDevices["USB"].Selected = true;
// reference the form capture control's audio inputs
AudioInputs inputs = capturectrl.AudioInputs;
// get count of inputs
int cnt = inputs.Count;
// set the result to what we expect
_result = (cnt >= 0);
}
catch (Exception)
{
_result = false;
}
}
Imports Leadtools
Imports Leadtools.Multimedia
Imports LeadtoolsMultimediaExamples.Fixtures
Public _result As Boolean = False
Public _form As CaptureCtrlForm = New CaptureCtrlForm()
Public Sub CountExample()
Try
' reference the form capture control
Dim capturectrl As CaptureCtrl = _form.CaptureCtrl
' 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 form capture control's audio inputs
Dim inputs As AudioInputs = capturectrl.AudioInputs
' get count of inputs
Dim cnt As Integer = inputs.Count
' set the result to what we expect
_result = (cnt >= 0)
Catch e1 As Exception
_result = False
End Try
End Sub
Help Collections
Raster .NET | C API | C++ Class Library | HTML5 JavaScript
Document .NET | C API | C++ Class Library | HTML5 JavaScript
Medical .NET | C API | C++ Class Library | HTML5 JavaScript
Medical Web Viewer .NET
Multimedia
Direct Show .NET | C API | Filters
Media Foundation .NET | C API | Transforms
Supported Platforms
.NET, Java, Android, and iOS/macOS Assemblies
Imaging, Medical, and Document
C API/C++ Class Libraries
Imaging, Medical, and Document
HTML5 JavaScript Libraries
Imaging, Medical, and Document
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