private int UnpackTPF(TPF tpf, string relOutputDir, UnpackReport report)
{
if (tpf.Platform != TPF.TPFPlatform.PC)
{
return(0);
}
foreach (TPF.Texture texture in tpf)
{
try
{
string dir = $@"{Game.Settings.UnpackDirectory.TrimEnd('\\')}\{relOutputDir}";
string path = $@"{dir}\{texture.Name}.dds";
Directory.CreateDirectory(dir);
File.WriteAllBytes(path, texture.Bytes);
report.Files.Add(new UnpackReportFile(texture));
}
catch (Exception ex)
{
throw new Exception($"Error in texture \"{texture.Name}\"", ex);
}
}
return(tpf.Textures.Count);
}
private int UnpackBinder(IBinder binder, string relOutputDir, UnpackReport report, CancellationToken cancelToken)
{
int textureCount = 0;
foreach (BinderFile file in binder.Files)
{
if (cancelToken.IsCancellationRequested)
{
return(textureCount);
}
if (TPUtil.HasValidExtension(file.Name))
{
try
{
byte[] bytes = file.Bytes;
if (DCX.Is(bytes))
{
bytes = DCX.Decompress(bytes);
}
if (TPF.IsRead(bytes, out TPF tpf))
{
textureCount += UnpackTPF(tpf, relOutputDir, report);
}
else if (BND4.IsRead(bytes, out BND4 bnd))
{
textureCount += UnpackBinder(bnd, relOutputDir, report, cancelToken);
}
else
{
throw new NotSupportedException("Unknown file type.");
}
}
catch (Exception ex)
{
throw new Exception($"Error in binder file \"{file.Name}\"", ex);
}
}
}
return(textureCount);
}
private int UnpackVirtualFile(VirtualFile vf, CancellationToken cancelToken)
{
byte[] bytes;
long baseMemory;
lock (this)
{
while (BaseMemoryCommitted > TPUtil.MAX_BASE_MEMORY)
{
Thread.Sleep(10);
}
if (cancelToken.IsCancellationRequested)
{
return(0);
}
bytes = vf.Load();
baseMemory = bytes.Length;
Interlocked.Add(ref BaseMemoryCommitted, baseMemory);
}
try
{
string relOutputDir = TPUtil.GetRelativeOutputDir(vf.Path);
if (DCX.Is(bytes))
{
bytes = DCX.Decompress(bytes);
}
int textureCount;
var report = new UnpackReport();
if (TPF.IsRead(bytes, out TPF tpf))
{
textureCount = UnpackTPF(tpf, relOutputDir, report);
}
else if (BND4.IsRead(bytes, out BND4 bnd))
{
textureCount = UnpackBinder(bnd, relOutputDir, report, cancelToken);
}
else if (BXF4.IsBDT(bytes))
{
string ext = Path.GetExtension(vf.Path).Replace("bdt", "bhd");
string bhdPath = Path.ChangeExtension(vf.Path, ext);
VirtualFile vfHeader = VirtualFS.Files[bhdPath];
byte[] bhdBytes = vfHeader.Load();
var bxf = BXF4.Read(bhdBytes, bytes);
textureCount = UnpackBinder(bxf, relOutputDir, report, cancelToken);
}
else
{
throw new NotSupportedException("Unknown file type.");
}
if (report.Files.Count > 0)
{
File.WriteAllText($@"{Game.Settings.UnpackDirectory.TrimEnd('\\')}\{relOutputDir}\_report.txt", report.Write());
}
return(textureCount);
}
finally
{
Interlocked.Add(ref BaseMemoryCommitted, -baseMemory);
}
}