Leadtools.Multimedia Namespace > CaptureSizes Class : CopyTo Method |
public void CopyTo( CaptureSize[] array, int arrayIndex )
'Declaration Public Sub CopyTo( _ ByVal array() As CaptureSize, _ ByVal arrayIndex As Integer _ )
'Usage Dim instance As CaptureSizes Dim array() As CaptureSize Dim arrayIndex As Integer instance.CopyTo(array, arrayIndex)
public void CopyTo( CaptureSize[] array, int arrayIndex )
function Leadtools.Multimedia.CaptureSizes.CopyTo( array , arrayIndex )
public: void CopyTo( array<CaptureSize^>^ array, int arrayIndex )
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. |
Public _result As Boolean = False Public _form As CaptureCtrlForm = New CaptureCtrlForm() Public Sub CopyToExample() ' reference the capture control Dim capturectrl As CaptureCtrl = _form.CaptureCtrl 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 ' reference the video capture size collection Dim sizes As CaptureSizes = capturectrl.VideoCaptureSizes ' allocate a new array for the copied capture sizes Dim copiedSizes As CaptureSize() = New CaptureSize(sizes.Count - 1) {} ' copy them sizes.CopyTo(copiedSizes, 0) ' set the result to what we expect _result = (copiedSizes.Length = sizes.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 CaptureCtrl capturectrl = _form.CaptureCtrl; 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; // reference the video capture size collection CaptureSizes sizes = capturectrl.VideoCaptureSizes; // allocate a new array for the copied capture sizes CaptureSize[] copiedSizes = new CaptureSize[sizes.Count]; // copy them sizes.CopyTo(copiedSizes, 0); // set the result to what we expect _result = (copiedSizes.Length == sizes.Count); } catch (Exception) { _result = false; } }
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