private bool IsSpDvdSupFile(string subFileName)
{
byte[] buffer = new byte[SpHeader.SpHeaderLength];
var fs = new FileStream(subFileName, FileMode.Open, FileAccess.Read, FileShare.Read) { Position = 0 };
int bytesRead = fs.Read(buffer, 0, buffer.Length);
if (bytesRead == buffer.Length)
{
var header = new SpHeader(buffer);
if (header.Identifier == "SP" && header.NextBlockPosition > 4)
{
buffer = new byte[header.NextBlockPosition];
bytesRead = fs.Read(buffer, 0, buffer.Length);
if (bytesRead == buffer.Length)
{
buffer = new byte[SpHeader.SpHeaderLength];
bytesRead = fs.Read(buffer, 0, buffer.Length);
if (bytesRead == buffer.Length)
{
header = new SpHeader(buffer);
fs.Close();
return header.Identifier == "SP";
}
}
}
}
fs.Close();
return false;
}
private void ImportAndOcrSpDvdSup(string fileName, bool showInTaskbar)
{
var fs = new FileStream(fileName, FileMode.Open, FileAccess.Read, FileShare.Read) { Position = 0 };
byte[] buffer = new byte[SpHeader.SpHeaderLength];
int bytesRead = fs.Read(buffer, 0, buffer.Length);
var header = new SpHeader(buffer);
var spList = new List<SpHeader>();
while (header.Identifier == "SP" && bytesRead > 0 && header.NextBlockPosition > 4)
{
buffer = new byte[header.NextBlockPosition];
bytesRead = fs.Read(buffer, 0, buffer.Length);
if (bytesRead == buffer.Length)
{
header.AddPicture(buffer);
spList.Add(header);
}
buffer = new byte[SpHeader.SpHeaderLength];
bytesRead = fs.Read(buffer, 0, buffer.Length);
header = new SpHeader(buffer);
}
fs.Close();
var vobSubOcr = new VobSubOcr();
if (showInTaskbar)
{
vobSubOcr.Icon = (Icon)this.Icon.Clone();
vobSubOcr.ShowInTaskbar = true;
vobSubOcr.ShowIcon = true;
}
_formPositionsAndSizes.SetPositionAndSize(vobSubOcr);
vobSubOcr.Initialize(fileName, null, Configuration.Settings.VobSubOcr, spList);
if (vobSubOcr.ShowDialog(this) == DialogResult.OK)
{
MakeHistoryForUndo(_language.BeforeImportingVobSubFile);
FileNew();
_subtitle.Paragraphs.Clear();
SetCurrentFormat(Configuration.Settings.General.DefaultSubtitleFormat);
_subtitle.WasLoadedWithFrameNumbers = false;
_subtitle.CalculateFrameNumbersFromTimeCodes(CurrentFrameRate);
foreach (Paragraph p in vobSubOcr.SubtitleFromOcr.Paragraphs)
{
_subtitle.Paragraphs.Add(p);
}
ShowSource();
SubtitleListview1.Fill(_subtitle, _subtitleAlternate);
_subtitleListViewIndex = -1;
SubtitleListview1.FirstVisibleIndex = -1;
SubtitleListview1.SelectIndexAndEnsureVisible(0);
_fileName = Path.ChangeExtension(vobSubOcr.FileName, ".srt");
SetTitle();
_converted = true;
Configuration.Settings.Save();
}
_formPositionsAndSizes.SavePositionAndSize(vobSubOcr);
}
public static bool IsSpDvdSup(string fileName)
{
using (var fs = new FileStream(fileName, FileMode.Open, FileAccess.Read, FileShare.ReadWrite))
{
var buffer = new byte[SpHeader.SpHeaderLength];
if (fs.Read(buffer, 0, buffer.Length) != buffer.Length)
{
return false;
}
var header = new SpHeader(buffer);
if (header.Identifier != "SP" || header.NextBlockPosition < 5)
{
return false;
}
buffer = new byte[header.NextBlockPosition];
if (fs.Read(buffer, 0, buffer.Length) != buffer.Length)
{
return false;
}
buffer = new byte[SpHeader.SpHeaderLength];
if (fs.Read(buffer, 0, buffer.Length) != buffer.Length)
{
return false;
}
header = new SpHeader(buffer);
return header.Identifier == "SP";
}
}
