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.Multimedia;
using LeadtoolsMultimediaExamples.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;
// select a video compressor
capturectrl.VideoCompressors.Mpeg4.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.Multimedia
Imports LeadtoolsMultimediaExamples.Fixtures
Public _result As Boolean = False
Public _form As CaptureCtrlForm = New CaptureCtrlForm()
Public _capturectrl As CaptureCtrl
Public Sub VideoWindowLeftExample()
' reference the capture control
_capturectrl = _form.CaptureCtrl
' output file
Dim outFile As String = Path.Combine(LEAD_VARS.MediaDir, "CaptureCtrl_VideoWindowLeftExample.avi")
' video window left
Dim Left As Single
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
' select a video compressor
_capturectrl.VideoCompressors.Mpeg4.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 e1 As Exception
_result = False
End Try
' we'll loop on the state and pump messages for this example.
' but you should not need to if running from a Windows Forms application.
Do While _capturectrl.State = CaptureState.Running
Application.DoEvents()
Loop
End Sub
Public NotInheritable Class LEAD_VARS
Public Const MediaDir As String = "C:\Program Files (x86)\LEAD Technologies\LEADTOOLS 20\Media"
End Class
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
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Imaging, Medical, and Document
C API/C++ Class Libraries
Imaging, Medical, and Document
HTML5 JavaScript Libraries
Imaging, Medical, and Document
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