SetVideoWindowPos Method (ConvertCtrl)

Sets the position and size of the video window in pixels.

Syntax

Visual Basic
C#
C++/CLI

'Declaration
 
Public Overridable Sub SetVideoWindowPos( _
   ByVal left As Integer, _
   ByVal top As Integer, _
   ByVal width As Integer, _
   ByVal height As Integer _
)

'Usage
 
Dim instance As ConvertCtrl
Dim left As Integer
Dim top As Integer
Dim width As Integer
Dim height As Integer
 
instance.SetVideoWindowPos(left, top, width, height)

public virtual void SetVideoWindowPos( 
   int left,
   int top,
   int width,
   int height
)

public:
virtual void SetVideoWindowPos( 
   int left,
   int top,
   int width,
   int height
)

Parameters

left: X-coordinate of the origin of the video window in pixels with respect to the screen.
top: Y-coordinate of the origin of the video window in pixels with respect to the screen.
width: Video window width in pixels.
height: Video window height in pixels.

Remarks

Sets the position and size of the video window in pixels. Use the VideoWindowSizeMode property to get or set the current video window size mode.

Example

Visual Basic
C#
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 ConvertCtrlForm = New ConvertCtrlForm()
Public Sub VideoWindowExample()
   ' reference the play control
   Dim convertctrl As ConvertCtrl = _form.ConvertCtrl

   ' input and output files
   Dim inFile As String = Path.Combine(LEAD_VARS.MediaDir, "ConvertCtrl_Source.avi")
   Dim outFile As String = Path.Combine(LEAD_VARS.MediaDir, "ConvertCtrl_VideoWindowExample.avi")

   Try
      ' set the source for conversion
      convertctrl.SourceFile = inFile

      ' set the video and audio compressors
      convertctrl.VideoCompressors.Mpeg2.Selected = True
      convertctrl.AudioCompressors.AC3.Selected = True

      ' set the target output file and format
      convertctrl.TargetFile = outFile

      ' set the target output format
      convertctrl.TargetFormat = TargetFormatType.AVI

      ' enable preview
      convertctrl.Preview = True

      ' play it!
      convertctrl.StartConvert()

      ' get the video and video window info
      Dim vwt As Integer = convertctrl.VideoWindowTop
      Dim vwl As Integer = convertctrl.VideoWindowLeft
      Dim vwh As Integer = convertctrl.VideoWindowHeight
      Dim vww As Integer = convertctrl.VideoWindowWidth
      Dim vh As Integer = convertctrl.VideoHeight
      Dim vw As Integer = convertctrl.VideoWidth
      Dim sm As SizeMode = convertctrl.VideoWindowSizeMode
      Dim isFullScreen As Boolean = convertctrl.FullScreenMode

      If vw > vww AndAlso vh > vwh AndAlso sm <> SizeMode.Fit Then
         convertctrl.VideoWindowSizeMode = SizeMode.Fit
      ElseIf vw < vww AndAlso vh < vwh Then
         convertctrl.VideoWindowSizeMode = SizeMode.Stretch
      End If

      ' set the play control to cover the form's client area
      convertctrl.SetVideoWindowPos(50, 0, Me._form.ClientSize.Width, Me._form.ClientSize.Height)

      ' set the result
      _result = (convertctrl.VideoWindow <> IntPtr.Zero)
   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 convertctrl.State = ConvertState.Running
      Application.DoEvents()
   Loop
End Sub

Public NotInheritable Class LEAD_VARS
Public Const MediaDir As String = "C:\Program Files (x86)\LEAD Technologies\LEADTOOLS 18\Media"
End Class

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

public bool _result = false;
public ConvertCtrlForm _form = new ConvertCtrlForm();
public void VideoWindowExample()
{
   // reference the play control
   ConvertCtrl convertctrl = _form.ConvertCtrl;

   // input and output files
   string inFile = Path.Combine(LEAD_VARS.MediaDir,"ConvertCtrl_Source.avi");
   string outFile = Path.Combine(LEAD_VARS.MediaDir,"ConvertCtrl_VideoWindowExample.avi");

   try
   {
      // set the source for conversion
      convertctrl.SourceFile = inFile;

      // set the video and audio compressors
      convertctrl.VideoCompressors.Mpeg2.Selected = true;
      convertctrl.AudioCompressors.AC3.Selected = true;

      // set the target output file and format
      convertctrl.TargetFile = outFile;

      // set the target output format
      convertctrl.TargetFormat = TargetFormatType.AVI;

      // enable preview
      convertctrl.Preview = true;

      // play it!
      convertctrl.StartConvert();

      // get the video and video window info
      int vwt = convertctrl.VideoWindowTop;
      int vwl = convertctrl.VideoWindowLeft;
      int vwh = convertctrl.VideoWindowHeight;
      int vww = convertctrl.VideoWindowWidth;
      int vh = convertctrl.VideoHeight;
      int vw = convertctrl.VideoWidth;
      SizeMode sm = convertctrl.VideoWindowSizeMode;
      bool isFullScreen = convertctrl.FullScreenMode;

      if (vw > vww && vh > vwh && sm != SizeMode.Fit)
         convertctrl.VideoWindowSizeMode = SizeMode.Fit;
      else if (vw < vww && vh < vwh)
         convertctrl.VideoWindowSizeMode = SizeMode.Stretch;

      // set the play control to cover the form's client area
      convertctrl.SetVideoWindowPos(50, 0, this._form.ClientSize.Width, this._form.ClientSize.Height);

      // set the result
      _result = (convertctrl.VideoWindow != IntPtr.Zero);
   }
   catch (Exception)
   {
      _result = false;
   }

   // 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.
   while (convertctrl.State == ConvertState.Running)
      Application.DoEvents();
}

static class LEAD_VARS
{
public const string MediaDir = @"C:\Program Files (x86)\LEAD Technologies\LEADTOOLS 18\Media";
}

Requirements

Target Platforms

Reference

ConvertCtrl Class
ConvertCtrl Members