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NumInputConnections Property

Summary

Gets the number of TV sources plugged into the tuner filter.

Syntax

C++/CLI

public int NumInputConnections { get; }

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

Property Value

A value which represents the number of TV inputs.

Remarks

Gets the number of TV sources plugged into the tuner filter. For more detailed information, refer to the Microsoft documentation for IAMTVTuner.get_NumInputConnections.

Example

using Leadtools; 
using Leadtools.MediaFoundation; 
using LeadtoolsMediaFoundationExamples.Fixtures; 
 
 
public bool _result = false; 
public CaptureCtrlForm _form = new CaptureCtrlForm(); 
 
public void NumInputConnectionsExample() 
{ 
   // 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["Digital"] == null) 
         throw new Exception("No Digital video devices available!"); 
 
      capturectrl.VideoDevices["Digital"].Selected = true; 
 
      // get the TV Tuner device 
      TVTuner tvtuner = capturectrl.TVTuner; 
 
      // Check if TV tuner is valid 
      if (tvtuner != null) 
      { 
         // connect the first input 
         tvtuner.ConnectInput = 0; 
 
         // set the result 
         _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 22.0.2022.12.7

Leadtools.MediaFoundation Assembly

Introduction

Getting Started

Namespaces

Leadtools.MediaFoundation Namespace

Leadtools.MediaFoundation.Common Namespace

Assemblies