Gets the left position of the video window.
public virtual float VideoWindowLeft { get; }
Public Overridable ReadOnly Property VideoWindowLeft As Single
public:
virtual property float VideoWindowLeft {
float get();
}
A value representing the left position of the video window.
using Leadtools;
using Leadtools.MediaFoundation;
using LeadtoolsMediaFoundationExamples.Fixtures;
public bool _result = false;
public CaptureCtrlForm _form = new CaptureCtrlForm();
// capture control
CaptureCtrl capturectrl;
// output file
string outFile = Path.Combine(LEAD_VARS.MediaDir, "CaptureCtrl_VideoWindowLeftExample.avi");
public void VideoWindowLeftExample()
{
// reference the capture control
capturectrl = _form.CaptureCtrl;
// video window left
Single Left = 0;
try
{
// set the source video device, select using your device name here
if (capturectrl.VideoDevices["USB"] == null)
{
throw new Exception("No USB video device available");
}
capturectrl.VideoDevices["USB"].Selected = true;
// set the target output file
capturectrl.TargetFile = outFile;
if (capturectrl.IsModeAvailable(CaptureMode.Video))
{
// enable the preview
capturectrl.Preview = true;
// get the video window left
Left = capturectrl.VideoWindowLeft;
// set the result to what we expect
_result = (Left != 0);
}
}
catch (COMException)
{
_result = false;
}
catch (Exception)
{
_result = false;
}
}
static class LEAD_VARS
{
public const string MediaDir = @"C:\Program Files (x86)\LEAD Technologies\LEADTOOLS 20\Media";
}
Imports Leadtools
Imports Leadtools.MediaFoundation
Imports LeadtoolsMediaFoundationExamples.Fixtures
Public _result As Boolean = False
Public _form As New CaptureCtrlForm()
' capture control
Private capturectrl As CaptureCtrl
' output file
Private outFile As String = Path.Combine(LEAD_VARS.MediaDir, "CaptureCtrl_VideoWindowLeftExample.avi")
Public Sub VideoWindowLeftExample()
' reference the capture control
capturectrl = _form.CaptureCtrl
' video window left
Dim Left As [Single] = 0
Try
' set the source video device, select using your 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
' set the target output file
capturectrl.TargetFile = outFile
If capturectrl.IsModeAvailable(CaptureMode.Video) Then
' enable the preview
capturectrl.Preview = True
' get the video window left
Left = capturectrl.VideoWindowLeft
' set the result to what we expect
_result = (Left <> 0)
End If
Catch generatedExceptionName As COMException
_result = False
Catch generatedExceptionName As Exception
_result = False
End Try
End Sub
Public NotInheritable Class LEAD_VARS
Public Const MediaDir As String = "C:\Program Files (x86)\LEAD Technologies\LEADTOOLS 20\Media"
End Class
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