Retrieves the total number of header scripts.
public int HeaderScriptCount { get; }
Public ReadOnly Property HeaderScriptCount As Integer
public:
property int HeaderScriptCount {
int get();
}
An integer value that represents the total number of header scripts
You do not set the number of header scripts using this property. Instead, you use AddHeaderScript to add a header script and RemoveHeaderScript to remove a header script.
using Leadtools;
using Leadtools.Multimedia;
using LeadtoolsMultimediaExamples.Fixtures;
public bool _result = false;
public ConvertCtrlForm _form = new ConvertCtrlForm();
public void AddHeaderScriptExample()
{
ConvertCtrl convertctrl = _form.ConvertCtrl;
string inFile = Path.Combine(LEAD_VARS.MediaDir, "ConvertCtrl_Source.avi");
string outFile = Path.Combine(LEAD_VARS.MediaDir, "WMScript_AddHeaderScriptExample.wmv");
try
{
convertctrl.TargetFormat = TargetFormatType.WMVMux;
convertctrl.SourceFile = inFile;
convertctrl.TargetFile = outFile;
WMScript mux = convertctrl.WMScripter;
if (mux == null)
{
_result = false;
return;
}
mux.EnableScriptStream = false;
mux.RemoveAllHeaderScripts();
WriteScript(convertctrl, mux);
// run the convert
convertctrl.StartConvert();
}
catch (Exception)
{
_result = false;
return;
}
// 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();
// set the result
_result = true;
}
public void WriteScript(ConvertCtrl convertctrl, WMScript mux)
{
double duration = convertctrl.Duration;
for (double t = 0.0; t < duration; t += 1.0)
{
String sz = String.Format("Sample caption script at {0} seconds", t);
mux.AddHeaderScript("caption", sz, t);
}
}
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 New ConvertCtrlForm()
Public Sub AddHeaderScriptExample()
Dim convertctrl As ConvertCtrl = _form.ConvertCtrl
Dim inFile As String = Path.Combine(LEAD_VARS.MediaDir, "ConvertCtrl_Source.avi")
Dim outFile As String = Path.Combine(LEAD_VARS.MediaDir, "WMScript_AddHeaderScriptExample.wmv")
Try
convertctrl.TargetFormat = TargetFormatType.WMVMux
convertctrl.SourceFile = inFile
convertctrl.TargetFile = outFile
Dim mux As WMScript = convertctrl.WMScripter
If mux Is Nothing Then
_result = False
Return
End If
mux.EnableScriptStream = False
mux.RemoveAllHeaderScripts()
WriteScript(convertctrl, mux)
' run the convert
convertctrl.StartConvert()
Catch generatedExceptionName As Exception
_result = False
Return
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.
While convertctrl.State = ConvertState.Running
Application.DoEvents()
End While
' set the result
_result = True
End Sub
Public Sub WriteScript(ByVal convertctrl As ConvertCtrl, ByVal mux As WMScript)
Dim duration As Double = convertctrl.Duration
Dim t As Double = 0.0
While t < duration
Dim sz As [String] = [String].Format("Sample caption script at {0} seconds", t)
mux.AddHeaderScript("caption", sz, t)
t += 1.0
End While
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
.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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