In This Topic ▼

Mode Property

Summary

Gets or sets the current mode of a multifunction tuner.

Syntax

C++

public TunerModeType Mode { get; set; }

Public Property Mode As TunerModeType

public: 
property TunerModeType Mode { 
   TunerModeType get(); 
   void set (    TunerModeType ); 
}

Property Value

A TunerModeType enumeration value indicating the current mode. To determine the modes available on the installed tuner, use the AvailableModes property. For more detailed information, refer to the Microsoft documentation for IAMTuner.get_Mode.

Remarks

Gets or sets the current mode of a multifunction tuner.

Example

using Leadtools; 
using Leadtools.MediaFoundation; 
using LeadtoolsMediaFoundationExamples.Fixtures; 
 
public bool _result = false; 
public CaptureCtrlForm _form = new CaptureCtrlForm(); 
 
public void AvailableModesExample() 
{ 
   // 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) 
      { 
         // check the available modes 
         TunerModeType modes = tvtuner.AvailableModes; 
 
         bool analogTV = ((modes & TunerModeType.TV) == TunerModeType.TV); 
         bool digitalTV = ((modes & TunerModeType.DigitalTV) == TunerModeType.DigitalTV); 
 
         // 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(); 
}

Imports Leadtools 
Imports Leadtools.MediaFoundation 
Imports LeadtoolsMediaFoundationExamples.Fixtures 
 
Public _result As Boolean = False 
Public _form As CaptureCtrlForm = New CaptureCtrlForm() 
 
Public Sub AvailableModesExample() 
   ' reference the forms capture control and tv tuner 
   Dim capturectrl As 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") Is Nothing Then 
         Throw New Exception("No Analog video devices available!") 
      End If 
 
      capturectrl.VideoDevices("Analog").Selected = True 
 
      ' get the TV Tuner device 
      Dim tvtuner As TVTuner = capturectrl.TVTuner 
 
      ' Check if TV tuner is valid 
      If Not tvtuner Is Nothing Then 
         ' check the available modes 
         Dim modes As TunerModeType = tvtuner.AvailableModes 
 
         Dim analogTV As Boolean = ((modes And TunerModeType.TV) = TunerModeType.TV) 
         Dim digitalTV As Boolean = ((modes And TunerModeType.DigitalTV) = TunerModeType.DigitalTV) 
 
         ' set the result 
         _result = True 
      End If 
   Catch e1 As Exception 
      _result = False 
   End Try 
 
   ' 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. 
   Do While capturectrl.State = CaptureState.Running 
      Application.DoEvents() 
   Loop 
End Sub

Requirements

Target Platforms

Reference

TVTuner Class

TVTuner Members

Download our FREE evaluation

Help Version 20.0.2020.4.2

Leadtools.MediaFoundation Assembly

Introduction

Getting Started

Namespaces

Leadtools.MediaFoundation Namespace

Leadtools.MediaFoundation.Common Namespace

Assemblies