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SignalPresent Property

Summary

Gets a value which indicates whether a signal is present on the current channel.

Syntax

C++/CLI

public TunerSignalStrength SignalPresent { get; }

public: 
property TunerSignalStrength SignalPresent { 
   TunerSignalStrength get(); 
}

Property Value

A TunerSignalStrength enumeration value indicating the signal's presence. For more detailed information, refer to the Microsoft documentation for IAMTuner.SignalPresent.

Remarks

Indicates whether a signal is present on the current channel.

Example

using Leadtools; 
using Leadtools.MediaFoundation; 
using LeadtoolsMediaFoundationExamples.Fixtures; 
 
 
public bool _result = false; 
public CaptureCtrlForm _form = new CaptureCtrlForm(); 
 
public void SignalPresentExample() 
{ 
   CaptureCtrl capturectrl = _form.CaptureCtrl; 
   TVTuner tvtuner = capturectrl.TVTuner; 
   string outFile = Path.Combine(LEAD_VARS.MediaDir, "TVTuner_SignalPresentExample.wmv"); 
 
   try 
   { 
   } 
   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(); 
} 
 
static class LEAD_VARS 
{ 
   public const string MediaDir = @"C:\LEADTOOLS23\Media"; 
}

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