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AvailableTVFormats Property

Summary

Gets the analog video TV standards supported by the installed tuner.

Syntax

C++/CLI

public AnalogVideoStandard AvailableTVFormats { get; }

public: 
property AnalogVideoStandard AvailableTVFormats { 
   AnalogVideoStandard get(); 
}

Property Value

An AnalogVideoStandard enumeration value indicating the standard format types available.

Remarks

Gets the analog video TV standards supported by the installed tuner. For more detailed information, refer to the Microsoft documentation for IAMTVTuner.get_AvailableTVFormats.

Example

using Leadtools; 
using Leadtools.MediaFoundation; 
using LeadtoolsMediaFoundationExamples.Fixtures; 
 
 
public bool _result = false; 
public CaptureCtrlForm _form = new CaptureCtrlForm(); 
 
public void AvailableTVFormatsExample() 
{ 
   // reference the forms capture control and tv tuner 
   CaptureCtrl capturectrl = _form.CaptureCtrl; 
 
   try 
   { 
      // select the first device with analog in it's name 
      // Replace "Analog" with your video capture device name 
      if (capturectrl.VideoDevices["Analog"] == null) 
         throw new Exception("No Analog video devices available!"); 
 
      capturectrl.VideoDevices["Analog"].Selected = true; 
 
      // get the TV Tuner device 
      TVTuner tvtuner = capturectrl.TVTuner; 
 
      // Check if TV tuner is valid 
      if (tvtuner != null) 
      { 
         // get the available TV formats 
         AnalogVideoStandard formats = tvtuner.AvailableTVFormats; 
 
         // check the returned formats for NTSC_M and set the result to what we expect 
         if ((formats & AnalogVideoStandard.NTSC_M) == AnalogVideoStandard.NTSC_M) 
         { 
            // set the result 
            if (tvtuner.TVFormat == AnalogVideoStandard.NTSC_M) 
               _result = true; 
         } 
      } 
   } 
   catch (Exception) 
   { 
      _result = false; 
   } 
 
   // we'll loop on the state and pump messages for this example. 
   // but you should not need to if running from a Windows Forms application. 
   while (capturectrl.State == CaptureState.Running) 
      Application.DoEvents(); 
}

Requirements

Target Platforms

Reference

TVTuner Class

TVTuner Members

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Help Version 23.0.2024.2.29

Leadtools.MediaFoundation Assembly

Introduction

Getting Started

Namespaces

Leadtools.MediaFoundation Namespace

Leadtools.MediaFoundation.Common Namespace

Assemblies