Leadtools.Multimedia Namespace > ConvertCtrl Class : OpenLogFile Method |
public virtual void OpenLogFile( string fileName, LogFileFlags flags )
'Declaration Public Overridable Sub OpenLogFile( _ ByVal fileName As String, _ ByVal flags As LogFileFlags _ )
'Usage Dim instance As ConvertCtrl Dim fileName As String Dim flags As LogFileFlags instance.OpenLogFile(fileName, flags)
public virtual void OpenLogFile( string fileName, LogFileFlags flags )
public: virtual void OpenLogFile( String^ fileName, LogFileFlags flags )
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:\Program Files (x86)\LEAD Technologies\LEADTOOLS 175\Media"; End Class
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:\Program Files (x86)\LEAD Technologies\LEADTOOLS 175\Media"; }
Target Platforms: Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2