←Select platform

AvailableModes Property

Summary

Gets the modes supported by the installed tuner.

Syntax

C#
VB
C++
public TunerModeType AvailableModes { get; } 
Public ReadOnly Property AvailableModes As Leadtools.Mediafoundation.TunerModeType 

Property Value

An TunerModeType enumeration value which represents the modes supported by the installed tuner.

Remarks

Gets the modes supported by the installed tuner. Possible values are one or more of the TunerModeType enumeration values. The combination is a bit-wise OR-ing of the TunerModeType enumeration values.

Example

C#
VB
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

See Also

Reference

TVTuner Class

TVTuner Members

Help Version 19.0.2017.10.19
Products | Support | Contact Us | Copyright Notices
© 1991-2017 LEAD Technologies, Inc. All Rights Reserved.

Leadtools.MediaFoundation Assembly