In This Topic ▼

Width Property

Summary

Gets the video width, in pixels.

Syntax

C++

public int Width {get;}

Public ReadOnly Property Width As Integer

public: 
property int Width { 
   int get(); 
}

Property Value

The width of the video, in pixels.

Example

using Leadtools; 
using Leadtools.MediaFoundation; 
using LeadtoolsMediaFoundationExamples.Fixtures; 
 
public bool _result = false; 
public CaptureCtrlForm _form = new CaptureCtrlForm(); 
 
public void CaptureSizesExample() 
{ 
   // reference the capture control 
   CaptureCtrl capturectrl = _form.CaptureCtrl; 
 
   try 
   { 
      // select a USB video device, use your device name here 
      if (capturectrl.VideoDevices["USB"] == null) 
         throw new Exception("No USB video device available"); 
 
      capturectrl.VideoDevices["USB"].Selected = true; 
 
      // reference the capture size collection 
      CaptureSizes sizes = capturectrl.VideoCaptureSizes; 
 
      // get the current selection 
      int n = sizes.Selection; 
 
      // loop through all the capture sizes 
      foreach (CaptureSize cs in sizes) 
      { 
         // check some criteria and select one 
         if (cs.Width == 640 && cs.Height == 480) 
         { 
            // select it and break 
            cs.Selected = true; 
            break; 
         } 
      } 
 
      // set the result to what we expect 
      _result = (n != sizes.Selection); 
   } 
   catch (Exception) 
   { 
      _result = false; 
   } 
}

Imports Leadtools 
Imports Leadtools.MediaFoundation 
Imports LeadtoolsMediaFoundationExamples.Fixtures 
 
Public _result As Boolean = False 
Public _form As CaptureCtrlForm = New CaptureCtrlForm() 
 
Public Sub CaptureSizesExample() 
   ' reference the capture control 
   Dim capturectrl As CaptureCtrl = _form.CaptureCtrl 
 
   Try 
      ' select a USB video device, use your device name here 
      If capturectrl.VideoDevices("USB") Is Nothing Then 
         Throw New Exception("No USB video device available") 
      End If 
 
      capturectrl.VideoDevices("USB").Selected = True 
 
      ' reference the capture size collection 
      Dim sizes As CaptureSizes = capturectrl.VideoCaptureSizes 
 
      ' get the current selection 
      Dim n As Integer = sizes.Selection 
 
      ' loop through all the capture sizes 
      For Each cs As CaptureSize In sizes 
         ' check some criteria and select one 
         If cs.Width = 640 AndAlso cs.Height = 480 Then 
            ' select it and break 
            cs.Selected = True 
            Exit For 
         End If 
      Next cs 
 
      ' set the result to what we expect 
      _result = (n <> sizes.Selection) 
   Catch e1 As Exception 
      _result = False 
   End Try 
End Sub

Requirements

Target Platforms

Reference

CaptureSize Class

CaptureSize Members

Download our FREE evaluation

Help Version 21.0.2021.7.2

Leadtools.MediaFoundation Assembly

Introduction

Getting Started

Namespaces

Leadtools.MediaFoundation Namespace

Leadtools.MediaFoundation.Common Namespace

Assemblies