private static void Unpack(string output, List <byte> buffer, long offset)
{
var data = buffer.ToArray();
using (var ms = new MemoryStream(data))
{
var name = output + $@"\{offset:X8}";
GCX.Unpack(ms, data.Length, name, offset);
}
}
private static void ExtractAllGCX()
{
var path = @"E:\Games\Metal Gear Solid\TS\DISC1\stage";
foreach (var file in Directory.GetFiles(path, "*.gcx", SearchOption.AllDirectories))
{
using (var fs = File.OpenRead(file))
{
GCX.Unpack(fs, (int)fs.Length, file, 0);
}
}
path = @"E:\Games\Metal Gear Solid\TS\DISC2\stage";
foreach (var file in Directory.GetFiles(path, "*.gcx", SearchOption.AllDirectories))
{
using (var fs = File.OpenRead(file))
{
GCX.Unpack(fs, (int)fs.Length, file, 0);
}
}
return;
}
public static void Unpack(Stream stream, int length, string output, long position)
{
var gcx = new GCX();
gcx.Offset = position;
gcx.Length = length;
gcx.Magic = stream.ReadInt32BE();
while (true)
{
var value1 = stream.ReadUInt32BE();
var value2 = stream.ReadUInt32BE();
if (value1 == 0 && value2 == 0)
{
break;
}
else
{
gcx.Headers.Add(new Header {
Unknown1 = value1, Unknown2 = value2
});
}
}
var start = stream.Position;
var length2 = stream.ReadInt32();
var endian = stream.ReadInt32();
var textStart = stream.ReadInt32() + start;
var fontStart = stream.ReadInt32() + start;
while (stream.Position < textStart)
{
gcx.Entities.Add(new TextEntity {
OffsetValue = stream.ReadUInt32()
});
}
foreach (var item in gcx.Entities)
{
var offset = item.OffsetValue & 0xFFFFFF;
stream.Position = textStart + offset;
item.Text = TextTable.GetString(stream.ReadToNull(), TextTable.Empty);
}
stream.Position = fontStart;
var fontLength = stream.ReadInt32();
if (fontLength > 0)
{
gcx.FontData = stream.ReadBytes(fontLength);
}
Directory.CreateDirectory(Path.GetDirectoryName(output));
if (stream.Position < stream.Length)
{
File.WriteAllBytes(output + ".seq", stream.ReadBytes(stream.ReadInt32()));
}
if (stream.Position < stream.Length)
{
File.WriteAllBytes(output + ".unk", stream.ReadBytes(stream.ReadInt32()));
}
SerializationHelper.Save(gcx, output + ".xml");
}