private bool LoadVobSubFromMatroska(MatroskaTrackInfo matroskaSubtitleInfo, MatroskaFile matroska)
{
if (matroskaSubtitleInfo.ContentEncodingType == 1)
{
MessageBox.Show(this._language.NoSupportEncryptedVobSub);
}
this.ShowStatus(this._language.ParsingMatroskaFile);
this.Refresh();
Cursor.Current = Cursors.WaitCursor;
var sub = matroska.GetSubtitle(matroskaSubtitleInfo.TrackNumber, this.MatroskaProgress);
TaskbarList.SetProgressState(this.Handle, TaskbarButtonProgressFlags.NoProgress);
Cursor.Current = Cursors.Default;
this.MakeHistoryForUndo(this._language.BeforeImportFromMatroskaFile);
this._subtitleListViewIndex = -1;
this._subtitle.Paragraphs.Clear();
List<VobSubMergedPack> mergedVobSubPacks = new List<VobSubMergedPack>();
Idx idx = new Idx(matroskaSubtitleInfo.CodecPrivate.SplitToLines());
foreach (var p in sub)
{
if (matroskaSubtitleInfo.ContentEncodingType == 0)
{
// compressed with zlib
bool error = false;
MemoryStream outStream = new MemoryStream();
var outZStream = new ZOutputStream(outStream);
MemoryStream inStream = new MemoryStream(p.Data);
byte[] buffer = null;
try
{
CopyStream(inStream, outZStream);
buffer = new byte[outZStream.TotalOut];
outStream.Position = 0;
outStream.Read(buffer, 0, buffer.Length);
}
catch (Exception exception)
{
MessageBox.Show(exception.Message + Environment.NewLine + Environment.NewLine + exception.StackTrace);
error = true;
}
finally
{
outZStream.Close();
inStream.Close();
}
if (!error && buffer.Length > 2)
{
mergedVobSubPacks.Add(new VobSubMergedPack(buffer, TimeSpan.FromMilliseconds(p.Start), 32, null));
}
}
else
{
mergedVobSubPacks.Add(new VobSubMergedPack(p.Data, TimeSpan.FromMilliseconds(p.Start), 32, null));
}
if (mergedVobSubPacks.Count > 0)
{
mergedVobSubPacks[mergedVobSubPacks.Count - 1].EndTime = TimeSpan.FromMilliseconds(p.End);
}
// fix overlapping (some versions of Handbrake makes overlapping time codes - thx Hawke)
if (mergedVobSubPacks.Count > 1 && mergedVobSubPacks[mergedVobSubPacks.Count - 2].EndTime > mergedVobSubPacks[mergedVobSubPacks.Count - 1].StartTime)
{
mergedVobSubPacks[mergedVobSubPacks.Count - 2].EndTime = TimeSpan.FromMilliseconds(mergedVobSubPacks[mergedVobSubPacks.Count - 1].StartTime.TotalMilliseconds - 1);
}
}
using (var formSubOcr = new VobSubOcr())
{
formSubOcr.Initialize(mergedVobSubPacks, idx.Palette, Configuration.Settings.VobSubOcr, null); // TODO: language???
if (this._loading)
{
formSubOcr.Icon = (Icon)this.Icon.Clone();
formSubOcr.ShowInTaskbar = true;
formSubOcr.ShowIcon = true;
}
if (formSubOcr.ShowDialog(this) == DialogResult.OK)
{
this.ResetSubtitle();
this._subtitle.Paragraphs.Clear();
this._subtitle.WasLoadedWithFrameNumbers = false;
foreach (var p in formSubOcr.SubtitleFromOcr.Paragraphs)
{
this._subtitle.Paragraphs.Add(p);
}
this.ShowSource();
this.SubtitleListview1.Fill(this._subtitle, this._subtitleAlternate);
this._subtitleListViewIndex = -1;
this.SubtitleListview1.FirstVisibleIndex = -1;
this.SubtitleListview1.SelectIndexAndEnsureVisible(0);
this._fileName = Path.GetFileNameWithoutExtension(matroska.Path);
this._converted = true;
this.Text = this.Title;
Configuration.Settings.Save();
return true;
}
}
return false;
}
internal void OpenSubIdx(string vobSubFileName, string idxFileName)
{
VobSubPacks = new List <VobSubPack>();
if (!string.IsNullOrEmpty(idxFileName) && File.Exists(idxFileName))
{
var idx = new Idx(idxFileName);
IdxPalette = idx.Palette;
IdxLanguages = idx.Languages;
if (idx.IdxParagraphs.Count > 0)
{
var buffer = new byte[0x800]; // 2048
using (var fs = new FileStream(vobSubFileName, FileMode.Open, FileAccess.Read, FileShare.ReadWrite))
{
foreach (var p in idx.IdxParagraphs)
{
if (p.FilePosition + 100 < fs.Length)
{
long position = p.FilePosition;
fs.Seek(position, SeekOrigin.Begin);
fs.Read(buffer, 0, 0x0800);
if (IsSubtitlePack(buffer) || IsPrivateStream1(buffer, 0))
{
var vsp = new VobSubPack(buffer, p);
VobSubPacks.Add(vsp);
if (IsPrivateStream1(buffer, 0))
{
position += vsp.PacketizedElementaryStream.Length + 6;
}
else
{
position += 0x800;
}
int currentSubPictureStreamId = vsp.PacketizedElementaryStream.SubPictureStreamId.Value;
while (vsp.PacketizedElementaryStream != null &&
vsp.PacketizedElementaryStream.SubPictureStreamId.HasValue &&
(vsp.PacketizedElementaryStream.Length == PacketizedElementaryStreamMaximumLength ||
currentSubPictureStreamId != vsp.PacketizedElementaryStream.SubPictureStreamId.Value) && position < fs.Length)
{
fs.Seek(position, SeekOrigin.Begin);
fs.Read(buffer, 0, 0x800);
vsp = new VobSubPack(buffer, p); // idx position?
if (vsp.PacketizedElementaryStream != null && vsp.PacketizedElementaryStream.SubPictureStreamId.HasValue && currentSubPictureStreamId == vsp.PacketizedElementaryStream.SubPictureStreamId.Value)
{
VobSubPacks.Add(vsp);
if (IsPrivateStream1(buffer, 0))
{
position += vsp.PacketizedElementaryStream.Length + 6;
}
else
{
position += 0x800;
}
}
else
{
position += 0x800;
fs.Seek(position, SeekOrigin.Begin);
}
}
}
}
}
}
return;
}
}
// No valid idx file found - just open like vob file
Open(vobSubFileName);
}
internal void OpenSubIdx(string vobSubFileName, string idxFileName)
{
VobSubPacks = new List<VobSubPack>();
if (!string.IsNullOrEmpty(idxFileName) && File.Exists(idxFileName))
{
var idx = new Idx(idxFileName);
IdxPalette = idx.Palette;
IdxLanguages = idx.Languages;
if (idx.IdxParagraphs.Count > 0)
{
var buffer = new byte[0x800]; // 2048
using (var fs = new FileStream(vobSubFileName, FileMode.Open, FileAccess.Read, FileShare.ReadWrite))
{
foreach (var p in idx.IdxParagraphs)
{
if (p.FilePosition + 100 < fs.Length)
{
long position = p.FilePosition;
fs.Seek(position, SeekOrigin.Begin);
fs.Read(buffer, 0, 0x0800);
if (IsSubtitlePack(buffer) || IsPrivateStream1(buffer, 0))
{
var vsp = new VobSubPack(buffer, p);
VobSubPacks.Add(vsp);
if (IsPrivateStream1(buffer, 0))
position += vsp.PacketizedElementaryStream.Length + 6;
else
position += 0x800;
int currentSubPictureStreamId = vsp.PacketizedElementaryStream.SubPictureStreamId.Value;
while (vsp.PacketizedElementaryStream != null &&
vsp.PacketizedElementaryStream.SubPictureStreamId.HasValue &&
(vsp.PacketizedElementaryStream.Length == PacketizedElementaryStreamMaximumLength ||
currentSubPictureStreamId != vsp.PacketizedElementaryStream.SubPictureStreamId.Value) && position < fs.Length)
{
fs.Seek(position, SeekOrigin.Begin);
fs.Read(buffer, 0, 0x800);
vsp = new VobSubPack(buffer, p); // idx position?
if (vsp.PacketizedElementaryStream != null && vsp.PacketizedElementaryStream.SubPictureStreamId.HasValue && currentSubPictureStreamId == vsp.PacketizedElementaryStream.SubPictureStreamId.Value)
{
VobSubPacks.Add(vsp);
if (IsPrivateStream1(buffer, 0))
position += vsp.PacketizedElementaryStream.Length + 6;
else
position += 0x800;
}
else
{
position += 0x800;
fs.Seek(position, SeekOrigin.Begin);
}
}
}
}
}
}
return;
}
}
// No valid idx file found - just open like vob file
Open(vobSubFileName);
}