[DispIdAttribute(4)]
string TempPath {get; set;}
The path to the folder.
Gets or sets the path to the folder in which the temporary image files are stored. The temporary folder is different from the DVD image folder. The temporary folder and its contents are deleted whenever the authoring process is completed or aborted.
using Leadtools.Multimedia;
using LeadtoolsMultimediaExamples.Fixtures;
public bool _result = false;
public ConvertCtrlForm _form = new ConvertCtrlForm();
private ConvertCtrl _convertCtrl = null;
private LTDvdWriter _dvdWriter = null;
public void DvdWriterExample()
{
// reference the convert control
_convertCtrl = _form.ConvertCtrl;
// source files for DVD content
string inFile1 = Path.Combine(LEAD_VARS.MediaDir, "DaDa_CMP.avi");
string inFile2 = Path.Combine(LEAD_VARS.MediaDir, "DaDa_CMW.avi");
string inFile3 = Path.Combine(LEAD_VARS.MediaDir, "DaDa_J2K.avi");
string inFile4 = Path.Combine(LEAD_VARS.MediaDir, "Test_VideoStabilizer.avi");
string backgroundImageFile = Path.Combine(LEAD_VARS.ImagesDir, "cannon.jpg");
string outFile = Path.Combine(LEAD_VARS.MediaDir, "ConvertCtrl_DvdWriterExample_DVD");
try
{
_dvdWriter = null;
_convertCtrl.Preview = true;
_convertCtrl.PreviewVisible = true;
// setup the converter
_convertCtrl.TargetFormat = TargetFormatType.DVD;
_convertCtrl.VideoCompressors.Mpeg2.Selected = true;
_convertCtrl.AudioCompressors.MpegAudio.Selected = true;
// Create a DVD image with 2 titles, each contains 2 chapters:
// Source video
_convertCtrl.SourceFile = inFile1;
// Destination image folder
_convertCtrl.TargetFile = outFile;
// Retrieve the DVD Writer interface
_dvdWriter = _convertCtrl.GetSubObject(ConvertObject.Sink) as LTDvdWriter;
_dvdWriter.RemoveAllMenuTitles();
_dvdWriter.MenulessTitlePlay = false;
// Set the TitleBreak property to false.
// This will prevent the title from being written immediately after the conversion
_dvdWriter.TitleBreak = false;
_dvdWriter.AddMenuTitle("Title 1", -1);
// Write the first chapter in the first title
_convertCtrl.StartConvert();
while (_convertCtrl.State != ConvertState.Stopped)
Application.DoEvents();
_convertCtrl.ResetSource();
int highPart = 0;
int lowPart = _dvdWriter.GetBytesWritten(out highPart);
Int64 written = highPart << 32 | lowPart;
_convertCtrl.SourceFile = inFile2;
_convertCtrl.StartConvert();
while (_convertCtrl.State != ConvertState.Stopped)
Application.DoEvents();
_convertCtrl.ResetSource();
// Prepare for the second title
// Set the TitleBreak property to TRUE, so the current title can be flushed
_dvdWriter.TitleBreak = true;
// Disable Overwrite so the title will be appended to an existing dvd image
_dvdWriter.Overwrite = false;
_dvdWriter.MenulessTitlePlay = false;
// Set the TitleBreak property to FALSE.
// This will prevent the title from being written immediately after the conversion
_dvdWriter.TitleBreak = false;
_dvdWriter.AddMenuTitle("Title 2", -1);
// Write the first chapter in the second title
_convertCtrl.SourceFile = inFile3;
_convertCtrl.StartConvert();
while (_convertCtrl.State != ConvertState.Stopped)
Application.DoEvents();
_convertCtrl.ResetSource();
// Write the second chapter in the second title
_convertCtrl.SourceFile = inFile4;
_convertCtrl.StartConvert();
while (_convertCtrl.State != ConvertState.Stopped)
Application.DoEvents();
_convertCtrl.ResetSource();
// Close the second title
_dvdWriter.TitleBreak = true;
_dvdWriter.TitleMenu = true;
_dvdWriter.MenuLoop = true;
_dvdWriter.MenulessTitlePlay = false;
// Write the second chapter in the second title
_convertCtrl.SourceFile = backgroundImageFile;
ChangeStillImageDuration(1.0);
_convertCtrl.StartConvert();
while (_convertCtrl.State != ConvertState.Stopped)
Application.DoEvents();
_convertCtrl.ResetSource();
_dvdWriter.TitleMenu = false;
_dvdWriter.Overwrite = false;
_convertCtrl.ResetTarget();
_convertCtrl.ResetSource();
// done, free COM object
Marshal.ReleaseComObject(_dvdWriter);
_dvdWriter = null;
// set the result
_result = true;
}
catch (Exception ex)
{
_result = false;
}
}
private void ChangeStillImageDuration(double duration)
{
ILTStlImgRd pStlImgRd;
try
{
pStlImgRd = _convertCtrl.GetSubObject(ConvertObject.SourceFilter) as ILTStlImgRd;
if (pStlImgRd != null)
{
// get the current menu duration
double currentDuration;
currentDuration = _convertCtrl.Duration;
if (currentDuration * 2 <= duration)
pStlImgRd.Loop = (int)(duration / currentDuration + 0.5);
}
}
catch
{
}
}
static class LEAD_VARS
{
public const string ImagesDir = @"C:\LEADTOOLS22\Resources\Images";
public const string MediaDir = @"C:\LEADTOOLS22\Media";
}