public virtual void CloseLogFile()
Public Overridable Sub CloseLogFile()
public:
virtual void CloseLogFile();
Stops the logging of a conversion operation and closes the log file. Use the OpenLogFile method to open a file to collect log data about a conversion operation. If the conversion operation ends and this method has not been called, the underlying log file will remain open.
using Leadtools;
using Leadtools.Multimedia;
using LeadtoolsMultimediaExamples.Fixtures;
public bool _result = false;
public ConvertCtrlForm _form = new ConvertCtrlForm();
public void LogFileExample()
{
// reference the convert 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_HasDialogExample.avi");
// log file
string logFile = Path.Combine(LEAD_VARS.MediaDir, "ConvertCtrl_Log.txt");
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;
// set the log file for conversion process
// information logging
convertctrl.OpenLogFile(logFile, LogFileFlags.SourceInfo | LogFileFlags.GraphBuilder | LogFileFlags.StreamInfo);
// start the capture process
convertctrl.StartConvert();
// 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();
// close the log file
convertctrl.CloseLogFile();
// set the result to what we expect
_result = (File.Exists(logFile));
}
catch (Exception)
{
_result = false;
}
}
static class LEAD_VARS
{
public const string MediaDir = @"C:\LEADTOOLS21\Media";
}
Imports Leadtools
Imports Leadtools.Multimedia
Imports LeadtoolsMultimediaExamples.Fixtures
Public _result As Boolean = False
Public _form As ConvertCtrlForm = New ConvertCtrlForm()
Public Sub LogFileExample()
' reference the convert 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_HasDialogExample.avi")
' log file
Dim logFile As String = Path.Combine(LEAD_VARS.MediaDir, "ConvertCtrl_Log.txt")
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
' set the log file for the conversion process
' information logging
convertctrl.OpenLogFile(logFile, LogFileFlags.SourceInfo Or LogFileFlags.GraphBuilder Or LogFileFlags.StreamInfo)
' start the capture process
convertctrl.StartConvert()
' 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
' close the log file
convertctrl.CloseLogFile()
' set the result to what we expect
_result = (File.Exists(logFile))
Catch e1 As Exception
_result = False
End Try
End Sub
Public NotInheritable Class LEAD_VARS
Public Const MediaDir As String = "C:\LEADTOOLS21\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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