Count Property

Summary
Gets the number of items contained in the collection.
Syntax
C#
C++/CLI
public int Count { get; } 
public: 
property int Count { 
   int get(); 
} 

Property Value

The number of items contained in the collection.

Example
C#
using Leadtools; 
using Leadtools.MediaFoundation; 
using LeadtoolsMediaFoundationExamples.Fixtures; 
 
 
public bool _result = false; 
public CaptureCtrlForm _form = new CaptureCtrlForm(false); 
 
public void CountExample() 
{ 
   try 
   { 
      // reference the form capture control 
      CaptureCtrl capturectrl = _form.CaptureCtrl; 
 
      // set a video device first, you should use your video device name here 
      if (capturectrl.VideoDevices["USB"] == null) 
         throw new Exception("No USB video device available"); 
 
      capturectrl.VideoDevices["USB"].Selected = true; 
 
      // reference the video capture subtype collection 
      CaptureSubTypes stypes = capturectrl.VideoCaptureSubTypes; 
 
      // get count of subtypes 
      int cnt = stypes.Count; 
 
      // set the result to what we expect 
      _result = (cnt > 0); 
   } 
   catch (Exception) 
   { 
      _result = false; 
   } 
} 
Requirements

Target Platforms

Help Version 23.0.2024.2.29
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Leadtools.MediaFoundation Assembly
Products | Support | Contact Us | Intellectual Property Notices
© 1991-2023 LEAD Technologies, Inc. All Rights Reserved.