LEADTOOLS Multimedia (Leadtools.Multimedia assembly)
LEAD Technologies, Inc

CopyTo Method (CaptureInputs)

Example 





The one-dimensional, zero-based array that is the destination of the items to be copied from the collection.
The zero-based index in the destination array where to start copying the items to.
Copies the items of the collection to a CaptureInput array, starting at a specified array index.
Syntax
public void CopyTo( 
   CaptureInput[] array,
   int arrayIndex
)
'Declaration
 
Public Sub CopyTo( _
   ByVal array() As CaptureInput, _
   ByVal arrayIndex As Integer _
) 
'Usage
 
Dim instance As CaptureInputs
Dim array() As CaptureInput
Dim arrayIndex As Integer
 
instance.CopyTo(array, arrayIndex)
public void CopyTo( 
   CaptureInput[] array,
   int arrayIndex
)
 function Leadtools.Multimedia.CaptureInputs.CopyTo( 
   array ,
   arrayIndex 
)
public:
void CopyTo( 
   array<CaptureInput^>^ array,
   int arrayIndex
) 

Parameters

array
The one-dimensional, zero-based array that is the destination of the items to be copied from the collection.
arrayIndex
The zero-based index in the destination array where to start copying the items to.
Exceptions
ExceptionDescription
System.ArgumentNullExceptionThe exception that is thrown when a null reference (Nothing in Visual Basic) is passed to a method that does not accept it as a valid argument.
System.ArgumentOutOfRangeExceptionThe exception that is thrown when the value of an argument is outside the allowable range of values as defined by the invoked method.
System.ArgumentExceptionThe exception that is thrown when one of the arguments provided to a method is not valid.
Example
Copy CodeCopy Code  
Public _result As Boolean = False
Public _form As CaptureCtrlForm = New CaptureCtrlForm()
Public Sub CopyToExample()
   ' reference the capture control and it's video inputs
   Dim capturectrl As CaptureCtrl = _form.CaptureCtrl
   Dim inputs As CaptureInputs = capturectrl.VideoInputs

   Try
      ' set a video device first, you should use your video device name here
      If capturectrl.VideoDevices("Analog") Is Nothing Then
         Throw New Exception("No Analog video tuner device available")
      End If

      capturectrl.VideoDevices("Analog").Selected = True

      ' allocate a new array for the copied video inputs
      Dim copiedInputs As CaptureInput() = New CaptureInput(inputs.Count - 1) {}

      ' copy them
      inputs.CopyTo(copiedInputs, 0)

      ' set the result to what we expect
      _result = (copiedInputs.Length = inputs.Count)
   Catch e1 As Exception
      _result = False
   End Try
End Sub
public bool _result = false;
public CaptureCtrlForm _form = new CaptureCtrlForm();
public void CopyToExample()
{
   // reference the capture control and its video inputs
   CaptureCtrl capturectrl = _form.CaptureCtrl;
   CaptureInputs inputs = capturectrl.VideoInputs;

   try
   {
      // set a video device first.  use your video device's name here
      if (capturectrl.VideoDevices["Analog"] == null)
         throw new Exception("No Analog video tuner device available");

      capturectrl.VideoDevices["Analog"].Selected = true;

      // allocate a new array for the copied video inputs
      CaptureInput[] copiedInputs = new CaptureInput[inputs.Count];

      // copy them
      inputs.CopyTo(copiedInputs, 0);

      // set the result to what we expect
      _result = (copiedInputs.Length == inputs.Count);
   }
   catch (Exception)
   {
      _result = false;
   }
}
Requirements

Target Platforms: Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

See Also

Reference

CaptureInputs Class
CaptureInputs Members

 

 


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