public static List <DVDTitle> Titles(string videoTSDir)
{
List <DVDTitle> ret = new List <DVDTitle>();
string videoIFO = Path.Combine(videoTSDir, "VIDEO_TS.IFO");
if (File.Exists(videoIFO))
{
byte[] bytRead = new byte[4];
long VMG_PTT_STPT_Position = ToFilePosition(GetFileBlock(videoIFO, 0xC4, 4));
int titlePlayMaps = ToInt16(GetFileBlock(videoIFO, VMG_PTT_STPT_Position, 2));
string longestIfo = GetLongestIFO(videoTSDir);
for (int currentTitle = 1; currentTitle <= titlePlayMaps; ++currentTitle)
{
DVDTitle title = new DVDTitle()
{
TitleNumber = currentTitle
};
long titleInfoStart = 8 + ((currentTitle - 1) * 12);
int titleSetNumber = GetFileBlock(videoIFO, (VMG_PTT_STPT_Position + titleInfoStart) + 6L, 1)[0];
int titleSetTitleNumber = IFOUtilities.GetFileBlock(videoIFO, (VMG_PTT_STPT_Position + titleInfoStart) + 7L, 1)[0];
string vtsIFO = Path.Combine(videoTSDir, string.Format("VTS_{0:D2}_0.IFO", titleSetNumber));
if (File.Exists(vtsIFO) == false)
{
Trace.WriteLine(string.Format("IFOUtils.Titles: VTS IFO file missing: {0}", Path.GetFileName(vtsIFO)));
continue;
}
byte[] b = IFOUtilities.GetFileBlock(vtsIFO, 0x200, 2);
VideoValues video = VideoValues.ReadVideoSpecs(b[0], b[1]);
title.Main = Path.GetFileName(longestIfo) == Path.GetFileName(vtsIFO);
title.File = "vts " + titleSetNumber;
title.AspectRatio = video.AspectRatio;
title.Resolution = video.Resolution;
title.Chapters = Chapters(vtsIFO, titleSetTitleNumber);
title.AudioTracks = AudioTracks(vtsIFO);
title.Subtitles = SubTitleTracks(vtsIFO);
title.Duration = DVDTitle.GetTotalTimeSpan(title.Chapters);
//if (title.Duration.TotalSeconds > 10)
ret.Add(title);
//else
// Trace.WriteLine(string.Format("IFOUtils.Titles: Duration < 10s, ignoring: {0}", Path.GetFileName(vtsIFO)));
}
}
else
{
Trace.WriteLine(string.Format("IFOUtilities.Titles: Cannot analyze DVD, file {0} not found", videoIFO));
}
return(ret);
}
public static string GetLongestIFO(string directory)
{
if (Directory.Exists(directory))
{
string longestFile = null;
TimeSpan max = TimeSpan.Zero;
foreach (string ifoFile in Directory.GetFiles(directory, "VTS_*.IFO"))
{
List <DVDChapter> chapters = Chapters(Path.Combine(directory, ifoFile), -1);
if (chapters != null)
{
TimeSpan time = DVDTitle.GetTotalTimeSpan(chapters);
if (time > max)
{
longestFile = ifoFile;
max = time;
}
}
}
return(longestFile);
}
return(null);
}
