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VideoWidth Property

Summary

Gets the current video width.

Syntax

C++/CLI

public virtual float VideoWidth { get; }

public: 
virtual property float VideoWidth { 
   float get(); 
}

Property Value

A value representing the current video width.

Remarks

The value is in the units specified by the ScaleMode property.

Example

using Leadtools; 
using Leadtools.MediaFoundation; 
using LeadtoolsMediaFoundationExamples.Fixtures; 
 
 
public bool _result = false; 
public CaptureCtrlForm _form = new CaptureCtrlForm(); 
 
// capture control 
CaptureCtrl capturectrl; 
 
// output file 
string outFile = Path.Combine(LEAD_VARS.MediaDir, "CaptureCtrl_VideoWidthExample.avi"); 
 
public void VideoWidthExample() 
{ 
   // reference the capture control 
   capturectrl = _form.CaptureCtrl; 
 
   // video width 
   Single Width = 0; 
 
   try 
   { 
      // set the source video device, select using your device name here 
      if (capturectrl.VideoDevices["USB"] == null) 
      { 
         throw new Exception("No USB video device available"); 
      } 
 
      capturectrl.VideoDevices["USB"].Selected = true; 
 
      // set the target output file 
      capturectrl.TargetFile = outFile; 
 
      if (capturectrl.IsModeAvailable(CaptureMode.Video)) 
      { 
         // enable the preview 
         capturectrl.Preview = true; 
 
         // get the video width 
         Width = capturectrl.VideoWidth; 
 
         // set the result to what we expect 
         _result = (Width != 0); 
      } 
   } 
   catch (COMException) 
   { 
      _result = false; 
   } 
   catch (Exception) 
   { 
      _result = false; 
   } 
} 
 
static class LEAD_VARS 
{ 
   public const string MediaDir = @"C:\LEADTOOLS22\Media"; 
}

Requirements

Target Platforms

Reference

CaptureCtrl Class

CaptureCtrl Members

VideoHeight Property

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Help Version 22.0.2022.12.7

Leadtools.MediaFoundation Assembly

Introduction

Getting Started

Namespaces

Leadtools.MediaFoundation Namespace

Leadtools.MediaFoundation.Common Namespace

Assemblies