implemented hcsystem PACK archives and OPF images.

This commit is contained in:
morkt 2018-01-31 00:00:54 +04:00
parent f0ec7b3682
commit 6dafc95461
3 changed files with 211 additions and 0 deletions

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@ -135,6 +135,8 @@
<Compile Include="elf\ImageRMT.cs" />
<Compile Include="Emote\ImageDREF.cs" />
<Compile Include="Groover\ArcPCG.cs" />
<Compile Include="HCSystem\ArcPAK.cs" />
<Compile Include="HCSystem\ImageOPF.cs" />
<Compile Include="HuffmanCompression.cs" />
<Compile Include="Ikura\ArcTAN.cs" />
<Compile Include="Ikura\ImageGGA.cs" />

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//! \file ArcPAK.cs
//! \date 2018 Jan 30
//! \brief hcsystem resource archive.
//
// Copyright (C) 2018 by morkt
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to
// deal in the Software without restriction, including without limitation the
// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
// sell copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
// IN THE SOFTWARE.
//
using System;
using System.Collections.Generic;
using System.ComponentModel.Composition;
using System.IO;
using System.Text;
using GameRes.Compression;
using GameRes.Utility;
namespace GameRes.Formats.HCSystem
{
[Export(typeof(ArchiveFormat))]
public class PakOpener : ArchiveFormat
{
public override string Tag { get { return "PAK/HCSYSTEM"; } }
public override string Description { get { return "hcsystem engine resource archive"; } }
public override uint Signature { get { return 0x4B434150; } } // 'PACK'
public override bool IsHierarchic { get { return false; } }
public override bool CanWrite { get { return false; } }
public override ArcFile TryOpen (ArcView file)
{
int count = file.View.ReadInt32 (4);
if (!IsSaneCount (count))
return null;
bool is_encrypted = file.View.ReadByte (8) == 1;
bool is_unicode = false;
uint entry_size = 0x2C;
if (!CheckFirstOffset (file, count, entry_size, is_encrypted))
{
entry_size = 0x4C;
if (!CheckFirstOffset (file, count, entry_size, is_encrypted))
return null;
is_unicode = true;
}
var index = file.View.ReadBytes (0xC, entry_size * (uint)count);
if (is_encrypted)
DecryptIndex (index);
int name_size = is_unicode ? 0x40 : 0x20;
Func<int, string> read_name;
if (is_unicode)
{
read_name = pos => {
int len = 0;
for (; len < name_size; len += 2)
{
if (index[pos+len] == 0 && index[pos+len+1] == 0)
break;
}
return Encoding.Unicode.GetString (index, pos, len);
};
}
else
read_name = pos => Binary.GetCString (index, pos, name_size);
int index_offset = 0;
var dir = new List<Entry> (count);
for (int i = 0; i < count; ++i)
{
var name = read_name (index_offset);
index_offset += name_size;
var entry = FormatCatalog.Instance.Create<PackedEntry> (name);
entry.UnpackedSize = index.ToUInt32 (index_offset);
entry.Size = index.ToUInt32 (index_offset+4);
entry.Offset = index.ToUInt32 (index_offset+8);
entry.IsPacked = entry.Size != 0;
if (!entry.IsPacked)
entry.Size = entry.UnpackedSize;
if (!entry.CheckPlacement (file.MaxOffset))
return null;
dir.Add (entry);
index_offset += 0xC;
}
return new ArcFile (file, this, dir);
}
public override Stream OpenEntry (ArcFile arc, Entry entry)
{
var pent = entry as PackedEntry;
if (null == pent || !pent.IsPacked)
return base.OpenEntry (arc, entry);
var input = arc.File.CreateStream (entry.Offset, entry.Size);
return new LzssStream (input);
}
private bool CheckFirstOffset (ArcView file, int count, uint entry_size, bool is_encrypted)
{
uint data_offset = 0xC + entry_size * (uint)count;
uint first_offset = file.View.ReadUInt32 (0xC + entry_size - 4);
if (is_encrypted)
first_offset = (first_offset >> 4) & 0x0F0F0F0F | (first_offset << 4) & 0xF0F0F0F0;
return first_offset == data_offset;
}
void DecryptIndex (byte[] data)
{
for (int i = 0; i < data.Length; ++i)
data[i] = Binary.RotByteL (data[i], 4);
}
}
}

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//! \file ImageOPF.cs
//! \date 2018 Jan 30
//! \brief hcsystem image format.
//
// Copyright (C) 2018 by morkt
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to
// deal in the Software without restriction, including without limitation the
// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
// sell copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
// IN THE SOFTWARE.
//
using System.ComponentModel.Composition;
using System.IO;
using System.Windows.Media;
namespace GameRes.Formats.HCSystem
{
internal class OpfMetaData : ImageMetaData
{
public int Stride;
public int DataOffset;
public int DataLength;
}
[Export(typeof(ImageFormat))]
public class OpfFormat : ImageFormat
{
public override string Tag { get { return "OPF"; } }
public override string Description { get { return "hcsystem engine image format"; } }
public override uint Signature { get { return 0x2046504F; } } // 'OPF '
public override ImageMetaData ReadMetaData (IBinaryStream file)
{
var header = file.ReadHeader (0x20);
var info = new OpfMetaData {
Width = header.ToUInt32 (4),
Height = header.ToUInt32 (8),
BPP = header.ToInt32 (0xC),
Stride = header.ToInt32 (0x10),
DataOffset = header.ToInt32 (0x14),
DataLength = header.ToInt32 (0x18),
};
if (info.BPP > 32 || info.DataOffset < 32)
return null;
return info;
}
public override ImageData Read (IBinaryStream file, ImageMetaData info)
{
var meta = (OpfMetaData)info;
file.Position = meta.DataOffset;
PixelFormat format;
switch (meta.BPP)
{
case 24: format = PixelFormats.Bgr24; break;
case 32: format = PixelFormats.Bgra32; break;
default: throw new InvalidFormatException ("Not supported OPF color depth.");
}
var pixels = file.ReadBytes (meta.DataLength);
return ImageData.Create (info, format, null, pixels, meta.Stride);
}
public override void Write (Stream file, ImageData image)
{
throw new System.NotImplementedException ("OpfFormat.Write not implemented");
}
}
}