mirror of
https://github.com/crskycode/GARbro.git
synced 2025-01-11 12:39:16 +08:00
implemented ODN archives.
This commit is contained in:
morkt
parent
e03fedcb5a
commit
f44e13ae34
@ -436,6 +436,7 @@
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<Compile Include="ShiinaRio\ArcS25.cs" />
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<Compile Include="ArcSAF.cs" />
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<Compile Include="BlackCyc\ArcVPK.cs" />
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<Compile Include="Valkyria\ArcODN.cs" />
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<Compile Include="Vitamin\ImageMFC.cs" />
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<Compile Include="Vitamin\ImageSBI.cs" />
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<Compile Include="VnEngine\ArcAXR.cs" />
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436
ArcFormats/Valkyria/ArcODN.cs
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436
ArcFormats/Valkyria/ArcODN.cs
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@ -0,0 +1,436 @@
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//! \file ArcODN.cs
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//! \date Thu Nov 24 05:30:12 2016
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//! \brief Valkyria resource archive.
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//
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// Copyright (C) 2016 by morkt
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to
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// deal in the Software without restriction, including without limitation the
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// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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// sell copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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// IN THE SOFTWARE.
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//
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using System;
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using System.Collections.Generic;
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using System.ComponentModel.Composition;
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using System.Drawing;
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using System.IO;
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using System.Linq;
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using System.Text;
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using System.Text.RegularExpressions;
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using System.Windows.Media;
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using GameRes.Utility;
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namespace GameRes.Formats.Valkyria
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{
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internal class ValkScheme
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{
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public string ExeName;
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public string Title;
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public int ImageDim;
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}
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internal class OdnArchive : ArcFile
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{
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public readonly ValkScheme Scheme;
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public OdnArchive (ArcView arc, ArchiveFormat impl, ICollection<Entry> dir, ValkScheme scheme)
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: base (arc, impl, dir)
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{
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Scheme = scheme;
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}
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}
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[Export(typeof(ArchiveFormat))]
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public class OdnOpener : ArchiveFormat
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{
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public override string Tag { get { return "ODN"; } }
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public override string Description { get { return "Valkyria resource archive"; } }
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public override uint Signature { get { return 0; } }
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public override bool IsHierarchic { get { return false; } }
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public override bool CanWrite { get { return false; } }
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public override ArcFile TryOpen (ArcView file)
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{
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if (!file.Name.EndsWith (".odn", StringComparison.InvariantCultureIgnoreCase))
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return null;
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var reader = new OdnIndexReader (file);
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var dir = reader.ReadIndex();
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if (null == dir)
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return null;
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/*
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var sys_ini = VFS.CombinePath (VFS.GetDirectoryName (file.Name), "system.ini");
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if (VFS.FileExists (sys_ini))
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{
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try
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{
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using (var ini = new IniReader (sys_ini))
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{
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var scheme = ini.ReadScheme();
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return new OdnArchive (file, this, dir, scheme);
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}
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}
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catch { }
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}
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*/
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return new ArcFile (file, this, dir);
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}
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internal static readonly Regex Image24NameRe = new Regex ("^(?:back|phii)");
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internal static readonly Regex Image32NameRe = new Regex ("^(?:data|codn|cccc)");
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internal static readonly Regex ScriptNameRe = new Regex ("^(?:scrp|menu|sysm)");
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public override Stream OpenEntry (ArcFile arc, Entry entry)
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{
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if (ScriptNameRe.IsMatch (entry.Name))
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{
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byte key = (byte)~entry.Offset;
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var data = arc.File.View.ReadBytes (entry.Offset, entry.Size);
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Decrypt (data, data.Length, key);
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return new BinMemoryStream (data);
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}
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var input = arc.File.CreateStream (entry.Offset, entry.Size);
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if (0x5E6A6A42 == input.Signature)
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{
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return new XoredStream (input, 0xD);
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}
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return input;
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}
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public override IImageDecoder OpenImage (ArcFile arc, Entry entry)
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{
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using (var input = arc.File.CreateStream (entry.Offset, entry.Size))
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{
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int pixel_size;
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if (Image24NameRe.IsMatch (entry.Name))
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pixel_size = 3;
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else
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pixel_size = 4;
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var output = new MemoryStream ((int)entry.Size);
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try
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{
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UnpackImage (input, output, pixel_size);
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return CreateImageDecoder (output, pixel_size);
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}
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catch { /* try different pixel size */ }
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try
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{
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pixel_size ^= 7;
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input.Position = 0;
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output.SetLength (0);
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UnpackImage (input, output, pixel_size);
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return CreateImageDecoder (output, pixel_size);
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}
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catch
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{
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output.Dispose();
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throw;
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}
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}
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}
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internal static byte Decrypt (byte[] data, int size, byte key)
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{
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for (int i = 0; i < size; ++i)
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data[i] ^= key--;
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return key;
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}
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static readonly Size[] ImageDimensions = new Size[]
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{
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new Size (1024, 768),
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new Size (800, 600),
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new Size (640, 480),
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new Size (400, 200),
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};
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void UnpackImage (IBinaryStream input, Stream output, int pixel_size)
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{
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var max_output_size = ImageDimensions[0].Width * ImageDimensions[0].Height * pixel_size;
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var pixel = new byte[pixel_size];
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int ctl = 1;
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for (;;)
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{
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if (1 == ctl)
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{
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ctl = input.ReadByte();
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if (-1 == ctl)
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break;
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ctl |= 0x100;
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}
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if (pixel.Length != input.Read (pixel, 0, pixel.Length))
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break;
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int count = 0;
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if (0 != (ctl & 1))
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count = Binary.BigEndian (input.ReadUInt16());
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for (int i = 0; i <= count; ++i)
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output.Write (pixel, 0, pixel.Length);
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if (output.Length > max_output_size)
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throw new InvalidFormatException();
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ctl >>= 1;
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}
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output.Position = 0;
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}
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IImageDecoder CreateImageDecoder (Stream image, int pixel_size)
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{
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var size = ImageDimensions.First (s => s.Width * s.Height * pixel_size == image.Length);
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var info = new ImageMetaData {
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Width = (uint)size.Width,
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Height = (uint)size.Height,
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BPP = pixel_size * 8,
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};
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return new OdnImageDecoder (image, info);
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}
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}
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internal sealed class OdnIndexReader
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{
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ArcView m_file;
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byte[] m_entry_buf = new byte[0x20];
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List<Entry> m_dir = new List<Entry>();
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Encoding m_enc;
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public OdnIndexReader (ArcView file)
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{
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m_file = file;
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m_enc = Encoding.ASCII.WithFatalFallback();
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}
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public List<Entry> ReadIndex ()
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{
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m_file.View.Read (0, m_entry_buf, 0, 0x1C);
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if (m_entry_buf.AsciiEqual (8, "00000000"))
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{
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ReadV1();
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}
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else if (IsAscii (m_entry_buf, 0x10))
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{
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var name = m_enc.GetString (m_entry_buf, 0, 4);
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if (m_entry_buf.AsciiEqual (0x10, name))
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ReadV2 (0x10);
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else if (m_entry_buf.AsciiEqual (0x18, name))
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ReadV2 (0x18);
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}
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else
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{
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var key = OdnOpener.Decrypt (m_entry_buf, 0x10, 0xFF);
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if (m_entry_buf.AsciiEqual (8, "00000000"))
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ReadEncrypted (key);
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}
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if (0 == m_dir.Count)
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return null;
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FixupDir();
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return m_dir;
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}
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void ReadV1 ()
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{
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uint index_offset = 0;
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for (;;)
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{
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if (0x10 != m_file.View.Read (index_offset, m_entry_buf, 0, 0x10))
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throw new InvalidFormatException();
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index_offset += 0x10;
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if (m_entry_buf.AsciiEqual (0, "END_ffffffffffff"))
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break;
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var name = m_enc.GetString (m_entry_buf, 0, 8);
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var offset = m_enc.GetString (m_entry_buf, 8, 8);
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var entry = new Entry { Name = name, Offset = Convert.ToUInt32 (offset, 16) };
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m_dir.Add (entry);
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}
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foreach (var entry in m_dir)
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entry.Offset += index_offset;
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}
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void ReadV2 (uint record_size)
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{
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uint index_offset = 0;
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var first_offset_str = m_enc.GetString (m_entry_buf, 8, 8);
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uint first_offset = Convert.ToUInt32 (first_offset_str, 16);
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while (index_offset < first_offset)
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{
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var offset_str = m_enc.GetString (m_entry_buf, 8, 8);
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var offset = Convert.ToUInt32 (offset_str, 16);
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if (m_file.MaxOffset == offset)
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break;
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var name = m_enc.GetString (m_entry_buf, 0, 8);
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var entry = new Entry { Name = name, Offset = offset };
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m_dir.Add (entry);
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index_offset += record_size;
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if (record_size != m_file.View.Read (index_offset, m_entry_buf, 0, record_size))
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throw new InvalidFormatException();
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}
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}
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void ReadEncrypted (byte key)
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{
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uint index_offset = 0;
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for (;;)
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{
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index_offset += 0x10;
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if (m_entry_buf.AsciiEqual (0, "ffffffffffffffff"))
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break;
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var name = m_enc.GetString (m_entry_buf, 0, 8);
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var offset = m_enc.GetString (m_entry_buf, 8, 8);
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var entry = new Entry { Name = name, Offset = Convert.ToUInt32 (offset, 16) };
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m_dir.Add (entry);
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if (0x10 != m_file.View.Read (index_offset, m_entry_buf, 0, 0x10))
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throw new InvalidFormatException();
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key = OdnOpener.Decrypt (m_entry_buf, 0x10, key);
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}
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foreach (var entry in m_dir)
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entry.Offset += index_offset;
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}
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static bool IsAscii (byte[] data, int length)
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{
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for (int i = 0; i < length; ++i)
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if (data[i] < 0x20 || data[i] > 0x7E)
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return false;
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return true;
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}
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void FixupDir ()
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{
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for (int i = 0; i < m_dir.Count; ++i)
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{
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var entry = m_dir[i];
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long next_offset = i+1 < m_dir.Count ? m_dir[i+1].Offset : m_file.MaxOffset;
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entry.Size = (uint)(next_offset - entry.Offset);
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if (OdnOpener.Image24NameRe.IsMatch (entry.Name))
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{
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entry.Type = "image";
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}
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else if (OdnOpener.ScriptNameRe.IsMatch (entry.Name))
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{
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entry.Type = "script";
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}
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else if (entry.Size > 4)
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{
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var signature = m_file.View.ReadUInt32 (entry.Offset);
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IResource res = null;
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if (0x5E6A6A42 == signature)
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res = OggAudio.Instance;
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else
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res = AutoEntry.DetectFileType (signature);
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if (res != null)
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{
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entry.Type = res.Type;
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var ext = res.Extensions.FirstOrDefault();
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if (!string.IsNullOrEmpty (ext))
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entry.Name = Path.ChangeExtension (entry.Name, ext);
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}
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else if (OdnOpener.Image32NameRe.IsMatch (entry.Name))
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entry.Type = "image";
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}
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}
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}
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}
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internal sealed class IniReader : IDisposable
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{
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IBinaryStream m_ini;
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public IniReader (string ini_name)
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{
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m_ini = VFS.OpenBinaryStream (ini_name);
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}
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public ValkScheme ReadScheme ()
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{
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m_ini.Position = 0;
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var exe_name = ReadString();
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var title = ReadString();
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return new ValkScheme
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{
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ExeName = exe_name,
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Title = title,
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ImageDim = m_ini.ReadByte(),
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};
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}
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string ReadString ()
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{
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var len_str = m_ini.ReadCString (4);
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int length = Convert.ToInt32 (len_str);
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var buf = m_ini.ReadBytes (length);
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if (buf.Length != length)
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throw new InvalidFormatException();
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for (int i = 0; i < length; ++i)
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buf[i] ^= 0xD1;
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return Encodings.cp932.GetString (buf);
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}
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#region IDisposable Members
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bool _disposed = false;
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public void Dispose ()
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{
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if (!_disposed)
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{
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m_ini.Dispose();
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_disposed = true;
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}
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}
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#endregion
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}
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internal sealed class OdnImageDecoder : IImageDecoder
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{
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ImageData m_data;
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public ImageFormat SourceFormat { get { return null; } }
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public Stream Source { get; private set; }
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public ImageMetaData Info { get; private set; }
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public PixelFormat Format { get; private set; }
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public ImageData Image
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{
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get
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{
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if (null == m_data)
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{
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int stride = (int)Info.Width * Info.BPP / 8;
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var pixels = new byte[stride * (int)Info.Height];
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Source.Read (pixels, 0, pixels.Length);
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m_data = ImageData.CreateFlipped (Info, Format, null, pixels, stride);
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}
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return m_data;
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}
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}
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public OdnImageDecoder (Stream input, ImageMetaData info)
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{
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Source = input;
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Info = info;
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if (32 == info.BPP)
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Format = PixelFormats.Bgra32;
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else
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Format = PixelFormats.Bgr24;
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}
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bool _disposed = false;
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public void Dispose ()
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{
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if (!_disposed)
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{
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Source.Dispose();
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_disposed = true;
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}
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}
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}
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}
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@ -1262,6 +1262,10 @@ Kaseki no Uta<br/>
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<tr class="odd"><td>*.pak</td><td><tt>PACK</tt></td><td>No</td><td>Black Rainbow</td><td>
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Soukan Yuugi<br/>
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</td></tr>
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<tr><td>*.odn</td><td>-</td><td>No</td><td>Valkyria</td><td>
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Motto! Debutopia<br/>
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Ura Seitokai yo, Koumon o Seiatsu Seyo!<br/>
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</td></tr>
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</table>
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<p><a name="note-1" class="footnote">1</a> Non-encrypted only</p>
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</body>
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