Copies the items of the collection to a VideoFormat array, starting at a specified array index.
public void CopyTo(
VideoFormat[] array,
int arrayIndex
)
Public Sub CopyTo( _
ByVal array() As VideoFormat, _
ByVal arrayIndex As Integer _
)
public:
void CopyTo(
array<VideoFormat^>^ array,
int arrayIndex
)
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.
Exceptions
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. |
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;
}
}
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
Help Collections
Raster .NET | C API | C++ Class Library | HTML5 JavaScript
Document .NET | C API | C++ Class Library | HTML5 JavaScript
Medical .NET | C API | C++ Class Library | HTML5 JavaScript
Medical Web Viewer .NET
Multimedia
Direct Show .NET | C API | Filters
Media Foundation .NET | C API | Transforms
Supported Platforms
.NET, Java, Android, and iOS/macOS Assemblies
Imaging, Medical, and Document
C API/C++ Class Libraries
Imaging, Medical, and Document
HTML5 JavaScript Libraries
Imaging, Medical, and Document
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