public CELFile(byte[] fileData, bool isCL2 = false)
{
this.fileData = fileData;
this.isCL2 = isCL2;
//this.isTileCel = !isCL2;
var r = new BinaryReader(fileData);
var first = r.ReadU32();
if (first == 32)
{
if (isCL2)
{
r.Seek(0);
ReadCL2ArchiveOffsets(r);
}
else
{
r.Seek(32);
for (int i = 0; i < 8; ++i)
{
ReadNormalOffsets(r);
}
}
}
else
{
r.Seek(0);
ReadNormalOffsets(r);
}
Debug.WriteLine("NumFrames: " + NumFrames);
}
private void ReadNormalOffsets(BinaryReader r, uint offsetOffset = 0)
{
uint numFrames = r.ReadU32();
var offsets = new uint[numFrames + 1];
for (var i = 0; i <= numFrames; ++i)
{
offsets[i] = r.ReadU32();
}
for (var i = 0; i < numFrames; ++i)
{
frames.Add(new FrameInfo {
Offset = (int)(offsets[i] + offsetOffset),
Size = (int)(offsets[i + 1] - offsets[i])
});
}
}
private void ReadCL2ArchiveOffsets(BinaryReader r)
{
var headerOffsets = new uint[8];
for (int i = 0; i < 8; ++i)
headerOffsets[i] = r.ReadU32();
for (int i = 0; i < 8; ++i) {
r.Seek((int)headerOffsets[i]);
ReadNormalOffsets(r, headerOffsets[i]);
}
}
public MPQArchive(string path)
{
archivePath = path;
var file = new FileStream(path, FileMode.Open, FileAccess.Read);
var headerBuf = new byte[32];
var len = file.Read(headerBuf, 0, 32);
if (len != 32)
{
throw new Exception("file too small");
}
// read archive header
var r = new BinaryReader(headerBuf);
var id = r.ReadU32();
r.Skip(8); // HeaderSize and ArchiveSize
var version = r.ReadU16();
BlockSize = (uint)(0x200 << r.ReadU16());
var hashTablePos = r.ReadU32();
var blockTablePos = r.ReadU32();
hashTableSize = r.ReadU32();
blockTableSize = r.ReadU32();
if (id != FourCC)
{
throw new Exception("bad file header");
}
if (version != 0)
{
throw new NotImplementedException();
}
file.Seek(hashTablePos, SeekOrigin.Begin);
hashTable = ReadHashTable(file, hashTableSize);
file.Seek(blockTablePos, SeekOrigin.Begin);
blockTable = ReadBlockTable(file, blockTableSize);
}
private void ReadNormalOffsets(BinaryReader r, uint offsetOffset = 0)
{
uint numFrames = r.ReadU32();
var offsets = new uint[numFrames + 1];
for (var i = 0; i <= numFrames; ++i)
offsets[i] = r.ReadU32();
for (var i = 0; i < numFrames; ++i) {
frames.Add(new FrameInfo {
Offset = (int)(offsets[i] + offsetOffset),
Size = (int)(offsets[i + 1] - offsets[i])
});
}
}
private void ReadCL2ArchiveOffsets(BinaryReader r)
{
var headerOffsets = new uint[8];
for (int i = 0; i < 8; ++i)
{
headerOffsets[i] = r.ReadU32();
}
for (int i = 0; i < 8; ++i)
{
r.Seek((int)headerOffsets[i]);
ReadNormalOffsets(r, headerOffsets[i]);
}
}
public CELFile(byte[] fileData, bool isCL2 = false)
{
this.fileData = fileData;
this.isCL2 = isCL2;
//this.isTileCel = !isCL2;
var r = new BinaryReader(fileData);
var first = r.ReadU32();
if (first == 32) {
if (isCL2) {
r.Seek(0);
ReadCL2ArchiveOffsets(r);
} else {
r.Seek(32);
for (int i = 0; i < 8; ++i)
ReadNormalOffsets(r);
}
} else {
r.Seek(0);
ReadNormalOffsets(r);
}
Debug.WriteLine("NumFrames: " + NumFrames);
}
public MPQArchive(string path)
{
archivePath = path;
var file = new FileStream(path, FileMode.Open, FileAccess.Read);
var headerBuf = new byte[32];
var len = file.Read(headerBuf, 0, 32);
if (len != 32)
throw new Exception("file too small");
// read archive header
var r = new BinaryReader(headerBuf);
var id = r.ReadU32();
r.Skip(8); // HeaderSize and ArchiveSize
var version = r.ReadU16();
BlockSize = (uint)(0x200 << r.ReadU16());
var hashTablePos = r.ReadU32();
var blockTablePos = r.ReadU32();
hashTableSize = r.ReadU32();
blockTableSize = r.ReadU32();
if (id != FourCC)
throw new Exception("bad file header");
if (version != 0)
throw new NotImplementedException();
file.Seek(hashTablePos, SeekOrigin.Begin);
hashTable = ReadHashTable(file, hashTableSize);
file.Seek(blockTablePos, SeekOrigin.Begin);
blockTable = ReadBlockTable(file, blockTableSize);
}
