CopyTo Method (VideoFormats)

C#
Visual Basic
Objective-C
Java
C++

public void CopyTo( 
   VideoFormat[] array,
   int arrayIndex
)

'Declaration

Public Sub CopyTo( _
   ByVal array() As VideoFormat, _
   ByVal arrayIndex As Integer _
)

'Usage

Dim instance As VideoFormats
Dim array() As VideoFormat
Dim arrayIndex As Integer
 
instance.CopyTo(array, arrayIndex)

public:
void CopyTo( 
   array<VideoFormat^>^ array,
   int arrayIndex
)

Parameters

array: The one-dimensional Array that is the destination of the items to be copied from the collection. Note: The Array must have zero-based indexing.
arrayIndex: The zero-based index in the destination array at which copying begins.

Exception	Description
System.ArgumentNullException	The 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.ArgumentOutOfRangeException	The exception that is thrown when the value of an argument is outside the allowable range of values as defined by the invoked method.
System.ArgumentException	The exception that is thrown when one of the arguments provided to a method is not valid.

C#
Visual Basic
WinRT C#
WinRT JavaScript
Silverlight C#
Silverlight VB

Copy Code

Imports Leadtools
Imports Leadtools.Multimedia
Imports LeadtoolsMultimediaExamples.Fixtures

Public _result As Boolean = False
Public _form As CaptureCtrlForm = New CaptureCtrlForm()
Public Sub CopyToExample()
   ' reference the capture control and it's video formats
   Dim capturectrl As CaptureCtrl = _form.CaptureCtrl
   Dim videoformats As VideoFormats = capturectrl.VideoCaptureFormats

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

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

      ' allocate a new array for the copied video formats
      Dim copiedFormats As VideoFormat() = New VideoFormat(videoformats.Count - 1) {}

      ' copy them
      videoformats.CopyTo(copiedFormats, 0)

      ' set the result to what we expect
      _result = (copiedFormats.Length = videoformats.Count)
   Catch e1 As Exception
      _result = False
   End Try
End Sub

using Leadtools;
using Leadtools.Multimedia;
using LeadtoolsMultimediaExamples.Fixtures;

public bool _result = false;
public CaptureCtrlForm _form = new CaptureCtrlForm();
public void CopyToExample()
{
   // reference the capture control and its video formats
   CaptureCtrl capturectrl = _form.CaptureCtrl;
   VideoFormats videoformats = capturectrl.VideoCaptureFormats;

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

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

      // allocate a new array for the copied video formats
      VideoFormat[] copiedFormats = new VideoFormat[videoformats.Count];

      // copy them
      videoformats.CopyTo(copiedFormats, 0);

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

Target Platforms

Reference

VideoFormats Class
VideoFormats Members