private void LoadHeader()
{
reader.Seek(8);
uint count = reader.ReadUInt32();
fileInfos = new List <ArchivedFileInfo>();
reader.Seek(92);
for (int fileIndex = 0; fileIndex < count; fileIndex++)
{
byte[] buffer = new byte[16];
for (int i = 0; i < 16; i++)
{
buffer[i] = reader.ReadByte();
}
string filename = System.Text.Encoding.ASCII.GetString(buffer);
filename = filename.Substring(0, filename.IndexOf('\0'));
uint offset = reader.ReadUInt32();
uint size = reader.ReadUInt32();
uint placeholder = reader.ReadUInt32();
uint csize = reader.ReadUInt32();
ArchivedFileInfo info = new ArchivedFileInfo();
info.FileName = filename;
info.Offset = offset;
info.Size = size;
info.CSize = csize;
fileInfos.Add(info);
}
}
public void DumpAllFiles(string outputFolder)
{
for (int fileIndex = 0; fileIndex < fileInfos.Count; fileIndex++)
{
ArchivedFileInfo info = fileInfos[fileIndex];
Dump(info, outputFolder);
}
}
public void DumpFile(string fileName, string outputFolder)
{
for (int fileIndex = 0; fileIndex < fileInfos.Count; fileIndex++)
{
ArchivedFileInfo info = fileInfos[fileIndex];
if (info.FileName.Equals(fileName, StringComparison.InvariantCultureIgnoreCase))
{
Dump(info, outputFolder);
}
}
}
private void Dump(ArchivedFileInfo fileInfo, string outputFolder)
{
try
{
Directory.CreateDirectory(outputFolder);
}
catch (Exception)
{
///
}
reader.Seek((int)fileInfo.Offset);
byte[] content;
string filename = Path.Combine(outputFolder, fileInfo.FileName);
string ext = Path.GetExtension(filename);
if (Path.GetExtension(filename) == ".pcx")
{
filename = Path.ChangeExtension(filename, ".png");
}
using (MemoryStream outputStream = new MemoryStream())
{
if (fileInfo.CSize > 0)
{
content = reader.ReadBytes((int)fileInfo.CSize);
MemoryStream inputStream = new MemoryStream(content);
DecompressStream(inputStream, outputStream);
}
else
{
content = reader.ReadBytes((int)fileInfo.Size);
outputStream.Write(content, 0, content.Length);
}
using (var outputFile = new FileStream(filename, FileMode.Create, FileAccess.Write))
{
outputStream.Seek(0, SeekOrigin.Begin);
if (H3PcxFileHandler.IsPCX(outputStream))
{
ImageData image = H3PcxFileHandler.ExtractPCXStream(outputStream);
image.SaveAsPng(outputFile);
}
else
{
outputStream.CopyTo(outputFile);
}
}
}
}
static void Test()
{
// BinaryReader reader = new BinaryReader(@"D:\PlayGround\SOD_Data\h3ab_bmp.lod");
BinaryReader reader = null;
reader.Skip(8);
uint count = reader.ReadUInt32();
Console.WriteLine("Total count: " + count);
List <ArchivedFileInfo> fileList = new List <ArchivedFileInfo>();
reader.Seek(92);
for (int fileIndex = 0; fileIndex < count; fileIndex++)
{
byte[] buffer = new byte[16];
for (int i = 0; i < 16; i++)
{
buffer[i] = reader.ReadByte();
}
string filename = System.Text.Encoding.ASCII.GetString(buffer);
filename = filename.Substring(0, filename.IndexOf('\0'));
uint offset = reader.ReadUInt32();
uint size = reader.ReadUInt32();
uint placeholder = reader.ReadUInt32();
uint csize = reader.ReadUInt32();
Console.WriteLine(string.Format("[{4}] filename:{0} offset:{1} size:{2} csize:{3}", filename, offset, size, csize, fileIndex));
ArchivedFileInfo info = new ArchivedFileInfo();
info.FileName = filename;
info.Offset = offset;
info.Size = size;
info.CSize = csize;
fileList.Add(info);
}
Directory.CreateDirectory(@".\output\");
Directory.CreateDirectory(@".\output\extracted\");
for (int fileIndex = 0; fileIndex < count; fileIndex++)
{
ArchivedFileInfo info = fileList[fileIndex];
//// reader.Seek(info.Offset);
byte[] content;
string filename = @".\output\" + info.FileName;
if (info.CSize > 0)
{
filename = filename + ".zip";
content = reader.ReadBytes((int)info.CSize);
}
else
{
content = reader.ReadBytes((int)info.Size);
}
using (var fs = new FileStream(filename, FileMode.Create, FileAccess.Write))
{
fs.Write(content, 0, content.Length);
}
//// Thread.Sleep(500);
Console.WriteLine("Finished writing file " + filename);
if (filename.EndsWith(".h3c"))
{
/*
* //ZipFile.ExtractToDirectory(filename, @"D:\Temp\ab.h3c");
* int length = 100000;
* byte[] data = new byte[length];
* for (int i = 0; i < length; i++)
* {
* data[i] = System.Convert.ToByte(i % 100 + i % 50);
* }
*
* byte[] o;
* //serialization into memory stream
* IFormatter formatter = new BinaryFormatter();
*
* using (FileStream decompressedFileStream = File.Create(filename + ".origin"))
* {
* using (FileStream file = new FileStream(filename, FileMode.Open, FileAccess.Read))
* {
* using (GZipStream decompressionStream = new GZipStream(file, CompressionMode.Decompress, true))
* {
* int dstreamlength = 0;
* while(decompressionStream.ReadByte() >= 0)
* {
* dstreamlength++;
* }
*
* Console.WriteLine("GZip Decompressed length: " + dstreamlength);
*
* ///DecompressFile(@".\output\extracted\", decompressionStream);
* // decompressionStream.CopyTo(decompressedFileStream);///
*
* Console.WriteLine("Decompressed: {0}", filename);
* }
*
*
* file.Seek(0, SeekOrigin.Begin);
* var oo = formatter.Deserialize(decompressedFileStream);
* o = (byte[])oo;
*
* }
* }
*/
}
if (info.CSize > 0)
{
////ZipFile.ExtractToDirectory(filename, @"D:\Temp");
//// ZipFile.ExtractToDirectory(filename, filename.Substring(0, 5));
using (FileStream decompressedFileStream = File.Create(filename + ".origin"))
{
using (FileStream file = new FileStream(filename, FileMode.Open, FileAccess.Read))
{
using (DeflateStream decompressionStream = new DeflateStream(file, CompressionMode.Decompress, true))
{
decompressionStream.CopyTo(decompressedFileStream);
Console.WriteLine("Decompressed: {0}", filename);
}
/*
* using (GZipStream decompressionStream = new GZipStream(file, CompressionMode.Decompress, false))
* {
* decompressionStream.CopyTo(decompressedFileStream);
* Console.WriteLine("Decompressed: {0}", filename);
* }
*/
}
}
}
}
}
