/// <summary>
/// Unpacks all the files inside the BG file into a folder.
/// </summary>
public void Unpack()
{
Files.Clear();
List <int> indices = Header.RealIndices;
using (BinaryReader reader = new BinaryReader(new FileStream(FilePath, FileMode.Open)))
{
int fileCount = Header.FileCount;
int lastOffset = 64;
reader.BaseStream.Seek(64, SeekOrigin.Begin);
for (int i = 0; i < fileCount; i++)
{
int endOffset = indices[i] + 64;
int length = endOffset - lastOffset;
byte[] buffer = reader.ReadBytes(length);
string directory = Path.GetDirectoryName(FilePath) + "\\" + Path.GetFileNameWithoutExtension(FilePath);
Directory.CreateDirectory(directory);
string fileName = directory + "\\" + i + "." + HeaderList.GetExtensionFromBuffer(buffer);
using (BinaryWriter writer = new BinaryWriter(new FileStream(fileName, FileMode.Create)))
{
writer.Write(buffer);
}
Files.Add(HeaderList.GetTypeFromFile(fileName));
lastOffset = indices[i] + 64;
}
}
}
private void decompress_Mode(byte[] buffer, byte mode, ushort windowSize)
{
CircularBuffer circularBuffer = new CircularBuffer(windowSize);
string outputPath = FilePath + ".OUT";
using (BinaryWriter writer = new BinaryWriter(new FileStream(outputPath, FileMode.Create)))
{
writer.Write(buffer, 0, 1);
circularBuffer.AddData(new byte[] { buffer[0] });
for (int i = 1; i < buffer.Length; i++)
{
bool[] flags = GetFlags(buffer[i]);
for (int j = 7; j >= 0; j--)
{
if (flags[j])
{
byte[] wordBytes = new byte[2];
Array.Copy(buffer, ++i, wordBytes, 0, 2);
CompressedWord word = new CompressedWord(wordBytes, mode);
byte[] result = circularBuffer.GetData(word.Offset, word.Length);
i++;
writer.Write(result, 0, result.Length);
}
else
{
if (i < buffer.Length - 1)
{
writer.Write(buffer, ++i, 1);
circularBuffer.AddData(new byte[] { buffer[i] });
}
}
if (writer.BaseStream.Length >= LZSSHeader.UncompressedSize)
{
break;
}
}
if (writer.BaseStream.Length >= LZSSHeader.UncompressedSize)
{
break;
}
}
}
DecompressedFile = HeaderList.GetTypeFromFile(outputPath);
string headerPath = Path.Combine(Path.GetDirectoryName(FilePath), Path.GetFileName(FilePath) + ".HEADER");
using (BinaryWriter writer = new BinaryWriter(new FileStream(headerPath, FileMode.Create)))
{
writer.Write(LZSSHeader.GetBytes());
}
HeaderFile = new BaseFile(headerPath);
}
public BaseFile GetFile(string filePath)
{
if (String.IsNullOrEmpty(filePath))
{
return(null);
}
string extension = Path.GetExtension(filePath).ToUpper();
if (extension == ".BIN")
{
if (Path.GetFileName(filePath) == "FONT.BIN")
{
return(new FONTFile(filePath));
}
return(new BaseFile(filePath));
}
return(HeaderList.GetTypeFromFile(filePath));
}
private void decompress_Mode0(byte[] buffer)
{
string outputPath = FilePath + ".OUT";
using (BinaryWriter writer = new BinaryWriter(new FileStream(outputPath, FileMode.Create)))
{
writer.Write(buffer, 0, (int)LZSSHeader.UncompressedSize);
}
DecompressedFile = HeaderList.GetTypeFromFile(outputPath);
string headerPath = Path.Combine(Path.GetDirectoryName(FilePath), Path.GetFileName(FilePath) + ".HEADER");
using (BinaryWriter writer = new BinaryWriter(new FileStream(headerPath, FileMode.Create)))
{
writer.Write(LZSSHeader.GetBytes());
}
HeaderFile = new BaseFile(headerPath);
}
/// <summary>
/// Unpacks all the files inside the PB file into a folder.
/// </summary>
public void Unpack()
{
Files.Clear();
int index = 0;
using (BinaryReader reader = new BinaryReader(new FileStream(FilePath, FileMode.Open)))
{
reader.BaseStream.Seek(8, SeekOrigin.Begin);
while (reader.BaseStream.Length != reader.BaseStream.Position)
{
byte[] headerBytes = reader.ReadBytes(17);
PBFileHeader header = new PBFileHeader(headerBytes);
if (header.Length == 0x00F7FFFF)
{
return;
}
byte[] buffer = reader.ReadBytes(header.Length - 17);
string directory = Path.GetDirectoryName(FilePath) + "\\" + Path.GetFileNameWithoutExtension(FilePath);
Directory.CreateDirectory(directory);
string fileName = directory + "\\" + index + "." + HeaderList.GetExtensionFromBuffer(buffer);
using (BinaryWriter writer = new BinaryWriter(new FileStream(fileName, FileMode.Create)))
{
writer.Write(buffer);
}
Files.Add(new PBFileEntry(header, HeaderList.GetTypeFromFile(fileName)));
index++;
}
}
foreach (PBFileEntry file in Files)
{
if (file.File.GetType() == typeof(LZBFile))
{
LZBFile lzb = (LZBFile)file.File;
lzb.Decompress();
}
}
}
