bunch of stuff.

ArcFormats/AIRNovel/ArcAIR.cs

@@ -0,0 +1,255 @@
+//! \file       ArcAIR.cs
+//! \date       2022 Jun 10
+//! \brief      AIRNovel engine encrypted resources.
+//
+// Copyright (C) 2022 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.Globalization;
+using System.IO;
+using System.Linq;
+using System.Text;
+using System.Xml;
+using GameRes.Cryptography;
+using GameRes.Formats.PkWare;
+
+using SharpZip = ICSharpCode.SharpZipLib.Zip;
+
+namespace GameRes.Formats.AirNovel
+{
+    internal class AirEntry : ZipEntry
+    {
+        public bool IsEncrypted { get; set; }
+
+        public AirEntry (SharpZip.ZipEntry zip_entry) : base (zip_entry)
+        {
+            IsEncrypted = Name.EndsWith ("_");
+            if (IsEncrypted)
+            {
+                Name = Name.Substring (0, Name.Length-1);
+                Type = FormatCatalog.Instance.GetTypeFromName (Name);
+            }
+        }
+    }
+
+    internal class AirArchive : PkZipArchive
+    {
+        public byte[]   Key;
+        public uint     CoderLength;
+
+        public AirArchive (ArcView arc, ArchiveFormat impl, ICollection<Entry> dir, SharpZip.ZipFile native, byte[] key) : base (arc, impl, dir, native)
+        {
+            Key = key;
+        }
+    }
+
+    [Serializable]
+    public class AirNovelScheme : ResourceScheme
+    {
+        public IDictionary<string, string>  KnownKeys;
+    }
+
+    [Export(typeof(ArchiveFormat))]
+    public class AirOpener : ArchiveFormat
+    {
+        public override string         Tag { get { return "AIR"; } }
+        public override string Description { get { return "Adobe AIR resource archive"; } }
+        public override uint     Signature { get { return 0; } }
+        public override bool  IsHierarchic { get { return true; } }
+        public override bool      CanWrite { get { return false; } }
+
+        static readonly ResourceInstance<ArchiveFormat> Zip = new ResourceInstance<ArchiveFormat> ("ZIP");
+
+        public override ArcFile TryOpen (ArcView file)
+        {
+            if (!file.Name.HasExtension (".air"))
+                return null;
+            var input = file.CreateStream();
+            SharpZip.ZipFile zip = null;
+            try
+            {
+                SharpZip.ZipStrings.CodePage = Encoding.UTF8.CodePage;
+                zip = new SharpZip.ZipFile (input);
+                var files = zip.Cast<SharpZip.ZipEntry>().Where (z => !z.IsDirectory);
+                bool has_encrypted = false;
+                var dir = new List<Entry>();
+                foreach (var f in files)
+                {
+                    var entry = new AirEntry (f);
+                    has_encrypted |= entry.IsEncrypted;
+                    dir.Add (entry);
+                }
+                if (has_encrypted)
+                {
+                    uint coder_length;
+                    if (FindAirNovelCoderLength (zip, out coder_length))
+                    {
+                        var key = QueryEncryptionKey (file);
+                        if (!string.IsNullOrEmpty (key))
+                        {
+                            var rc4_key = AirRc4Crypt.GenerateKey (key);
+                            return new AirArchive (file, this, dir, zip, rc4_key) { CoderLength = coder_length };
+                        }
+                    }
+                }
+                return new PkZipArchive (file, Zip.Value, dir, zip);
+            }
+            catch
+            {
+                if (zip != null)
+                    zip.Close();
+                input.Dispose();
+                throw;
+            }
+        }
+
+        public override Stream OpenEntry (ArcFile arc, Entry entry)
+        {
+            var zarc = (AirArchive)arc;
+            var zent = (AirEntry)entry;
+            var input = zarc.Native.GetInputStream (zent.NativeEntry);
+            if (!zent.IsEncrypted)
+                return input;
+            var data = new byte[zent.UnpackedSize];
+            using (input)
+                input.Read (data, 0, data.Length);
+            int enc_len;
+            if (zent.Name.HasExtension (".an"))
+                enc_len = data.Length;
+            else
+                enc_len = Math.Min (data.Length, (int)zarc.CoderLength);
+            var rc4 = new AirRc4Crypt (zarc.Key);
+            rc4.Decrypt (data, 0, enc_len);
+            return new BinMemoryStream (data, entry.Name);
+        }
+
+        bool FindAirNovelCoderLength (SharpZip.ZipFile zip, out uint coder_length)
+        {
+            coder_length = 0;
+            var config = zip.GetEntry ("config.anprj");
+            if (null == config)
+                return false;
+            using (var input = zip.GetInputStream (config))
+            {
+                var coder = FindConfigNode (input, "/config/coder[@len]");
+                if (null == coder)
+                    return false;
+                var lenAttr = coder.Attributes["len"].Value;
+                var styles = NumberStyles.Integer;
+                if (lenAttr.StartsWith ("0x"))
+                {
+                    lenAttr = lenAttr.Substring (2, lenAttr.Length-2);
+                    styles = NumberStyles.HexNumber;
+                }
+                return UInt32.TryParse (lenAttr, styles, CultureInfo.InvariantCulture, out coder_length);
+            }
+        }
+
+        XmlNode FindConfigNode (Stream input, string xpath)
+        {
+            using (var reader = new StreamReader (input))
+            {
+                var xml = new XmlDocument();
+                xml.Load (reader);
+                return xml.DocumentElement.SelectSingleNode (xpath);
+            }
+        }
+
+        AirNovelScheme DefaultScheme = new AirNovelScheme { KnownKeys = new Dictionary<string, string>() };
+
+        internal IDictionary<string, string> KnownKeys { get { return DefaultScheme.KnownKeys; } }
+
+        public override ResourceScheme Scheme
+        {
+            get { return DefaultScheme; }
+            set { DefaultScheme = (AirNovelScheme)value; }
+        }
+
+        string QueryEncryptionKey (ArcView file)
+        {
+            var title = FormatCatalog.Instance.LookupGame (file.Name);
+            if (string.IsNullOrEmpty (title))
+                return null;
+            string key;
+            if (!KnownKeys.TryGetValue (title, out key))
+                return null;
+            return key;
+        }
+    }
+
+    internal class AirRc4Crypt
+    {
+        const int KeyLength = 0xFF;
+
+        byte[]  KeyState = new byte[KeyLength+1];
+
+        public AirRc4Crypt (byte[] key)
+        {
+            for (int i = 0; i <= KeyLength; ++i)
+            {
+                KeyState[i] = (byte)i;
+            }
+            int j = 0;
+            for (int i = 0; i <= KeyLength; ++i)
+            {
+                j = (j + KeyState[i] + key[i]) & KeyLength;
+                KeyState[i] ^= KeyState[j];
+                KeyState[j] ^= KeyState[i];
+                KeyState[i] ^= KeyState[j];
+            }
+        }
+
+        public static byte[] GenerateKey (string passPhrase)
+        {
+            if (string.IsNullOrEmpty (passPhrase))
+                throw new ArgumentException ("passPhrase");
+            var key = new byte[KeyLength+1];
+            for (int i = 0; i < key.Length; ++i)
+            {
+                key[i] = (byte)passPhrase[i % passPhrase.Length];
+            }
+            return key;
+        }
+
+        public void Decrypt (byte[] data, int pos, int length)
+        {
+            int i = 0;
+            int j = 0;
+            var keyCopy = KeyState.Clone() as byte[];
+            int last = Math.Min (pos + length, data.Length);
+            while (pos < last)
+            {
+                i = (i + 1) & KeyLength;
+                j = (j + keyCopy[i]) & KeyLength;
+                // i was wondering why standard RC4 encryption class doesn't work here
+                // well, this swap fails when i == j lol
+                keyCopy[i] ^= keyCopy[j];
+                keyCopy[j] ^= keyCopy[i];
+                keyCopy[i] ^= keyCopy[j];
+                int k = (keyCopy[i] + keyCopy[j]) & KeyLength;
+                data[pos++] ^= keyCopy[k];
+            }
+        }
+    }
+}

ArcFormats/Abel/ArcFPK.cs

@@ -78,4 +78,9 @@ namespace GameRes.Formats.Abel
     [ExportMetadata("Extension", "ALP")]
     [ExportMetadata("Target", "DAT/GENERIC")]
     public class AlpFormat : ResourceAlias { }
+
+    [Export(typeof(ResourceAlias))]
+    [ExportMetadata("Extension", "JCP")]
+    [ExportMetadata("Target", "WAV")]
+    public class JcpFormat : ResourceAlias { }
 }

ArcFormats/Abel/ImageGPS.cs

@@ -24,7 +24,6 @@
 //
 
 using System;
-using System.Collections.Generic;
 using System.ComponentModel.Composition;
 using System.IO;
 using GameRes.Compression;
@@ -50,14 +49,16 @@ namespace GameRes.Formats.Abel
 
         public GpsFormat ()
         {
-            Extensions = new string[] { "gps", "cmp" };
+            Extensions = new[] { "gps", "gp2", "cmp" };
+            Signatures = new[] { 0x535047u, 0x325047u }; // 'GPS', 'GP2'
         }
 
         public override ImageMetaData ReadMetaData (IBinaryStream file)
         {
             var header = file.ReadHeader (0x29);
+            bool is_gp2 = header.AsciiEqual ("GP2");
             var gps = new GpsMetaData();
-            if (header.ToUInt32 (4) == 0xCCCCCCCC)
+            if (!is_gp2 && header.ToUInt32 (4) == 0xCCCCCCCC)
             {
                 gps.HeaderSize  = 0x19;
                 gps.Compression = 2;
@@ -69,6 +70,8 @@ namespace GameRes.Formats.Abel
                 gps.HeaderSize  = 0x29;
                 gps.Compression = header[0x10];
                 gps.UnpackedSize = header.ToInt32 (0x11);
+                if (is_gp2)
+                    gps.UnpackedSize = - 1 - gps.UnpackedSize;
                 gps.PackedSize  = header.ToInt32 (0x15);
                 gps.Width       = header.ToUInt32 (0x19);
                 gps.Height      = header.ToUInt32 (0x1D);

ArcFormats/Abogado/ArcDSK.cs

@@ -53,6 +53,7 @@ namespace GameRes.Formats.Abogado
             { "PCM1",   "ADP" },
             { "PCM2",   "ADP" },
             { "PCM",    "ADP" },
+            { "ADPCM",  "ADP" },
             { "GRAPHIC", "KG" },
             { "GRPFILE", "KG" },
             { "EFCFILE", "ADP" },

ArcFormats/Adobe/ArcAIR.cs

@@ -0,0 +1,118 @@
+//! \file       ArcAIR.cs
+//! \date       2023 Aug 22
+//! \brief      Adobe AIR resource archive.
+//
+// Copyright (C) 2023 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 GameRes.Utility;
+using System.Collections.Generic;
+using System.ComponentModel.Composition;
+using System.IO;
+using System.IO.Compression;
+using System.Text;
+
+namespace GameRes.Formats.Adobe
+{
+    [Export(typeof(ArchiveFormat))]
+    public class DatOpener : ArchiveFormat
+    {
+        public override string         Tag { get => "DAT/AIR"; }
+        public override string Description { get => "Adobe AIR resource archive"; }
+        public override uint     Signature { get => 0; }
+        public override bool  IsHierarchic { get => false; }
+        public override bool      CanWrite { get => false; }
+
+        public override ArcFile TryOpen (ArcView file)
+        {
+            uint index_pos = Binary.BigEndian (file.View.ReadUInt32 (0));
+            if (index_pos >= file.MaxOffset || 0 == index_pos || file.MaxOffset > 0x40000000)
+                return null;
+            uint index_size = (uint)(file.MaxOffset - index_pos);
+            if (index_size > 0x100000) // arbitrary max size for compressed index
+                return null;
+            using (var input = file.CreateStream (index_pos, index_size))
+            using (var unpacked = new DeflateStream (input, CompressionMode.Decompress))
+            using (var index = new BinaryStream (unpacked, file.Name))
+            {
+                if (0x0A != index.ReadUInt8() ||
+                    0x0B != index.ReadUInt8() ||
+                    0x01 != index.ReadUInt8())
+                    return null;
+                var name_buffer = new byte[0x80];
+                var dir = new List<Entry>();
+                while (index.PeekByte() != -1)
+                {
+                    int length = index.ReadUInt8();
+                    if (0 == (length & 1))
+                        return null;
+                    length >>= 1;
+                    if (0 == length)
+                        break;
+                    index.Read (name_buffer, 0, length);
+                    var name = Encoding.UTF8.GetString (name_buffer, 0, length);
+                    if (0x09 != index.ReadUInt8() ||
+                        0x05 != index.ReadUInt8() ||
+                        0x01 != index.ReadUInt8())
+                        return null;
+                    if (0x04 != index.ReadUInt8()) // invalid number signature
+                        return null;
+                    uint offset = ReadInteger (index);
+                    if (0x04 != index.ReadUInt8())
+                        return null;
+                    uint size = ReadInteger (index);
+                    var entry = Create<PackedEntry> (name);
+                    entry.Offset = offset;
+                    entry.Size   = size;
+                    if (!entry.CheckPlacement (file.MaxOffset))
+                        return null;
+                    dir.Add (entry);
+                }
+                return new ArcFile (file, this, dir);
+            }
+        }
+
+        public override Stream OpenEntry (ArcFile arc, Entry entry)
+        {
+            if (0 == entry.Size)
+                return Stream.Null;
+            var input = arc.File.CreateStream (entry.Offset, entry.Size);
+            return new DeflateStream (input, CompressionMode.Decompress);
+        }
+
+        internal static uint ReadInteger (IBinaryStream input)
+        {
+            uint u = input.ReadUInt8();
+            if (u < 0x80)
+                return u;
+            u = (u & 0x7F) << 7;
+            uint b = input.ReadUInt8();
+            if (b < 0x80)
+                return u | b;
+            u = (u | b & 0x7F) << 7;
+            b = input.ReadUInt8();
+            if (b < 0x80)
+                return u | b;
+            u = (u | b & 0x7F) << 8;
+            return u | input.ReadUInt8();
+        }
+    }
+}

ArcFormats/AliceSoft/ArcAFA.cs

@@ -27,6 +27,7 @@ using System;
 using System.Collections.Generic;
 using System.ComponentModel.Composition;
 using System.IO;
+using System.Text;
 using GameRes.Compression;
 
 namespace GameRes.Formats.AliceSoft
@@ -40,6 +41,16 @@ namespace GameRes.Formats.AliceSoft
         public override bool  IsHierarchic { get { return true; } }
         public override bool      CanWrite { get { return false; } }
 
+        public AfaOpener ()
+        {
+            ContainedFormats = new[] { "QNT", "AJP", "DCF", "OGG" };
+            Settings = new[] { AfaEncoding };
+        }
+
+        internal readonly EncodingSetting AfaEncoding = new EncodingSetting ("AFAEncodingCP", "DefaultEncoding");
+
+        internal Encoding NameEncoding { get { return AfaEncoding.Get<Encoding>(); } }
+
         public override ArcFile TryOpen (ArcView file)
         {
             if (!file.View.AsciiEqual (8, "AlicArch"))
@@ -54,6 +65,7 @@ namespace GameRes.Formats.AliceSoft
             if (!IsSaneCount (count))
                 return null;
 
+            var default_enc = NameEncoding;
             var dir = new List<Entry> (count);
             var name_buf = new byte[0x40];
             using (var input = file.CreateStream (0x2C, packed_size))
@@ -70,7 +82,7 @@ namespace GameRes.Formats.AliceSoft
                         name_buf = new byte[index_step];
                     if (index_step != index.Read (name_buf, 0, index_step))
                         return null;
-                    var name = Encodings.cp932.GetString (name_buf, 0, name_length);
+                    var name = default_enc.GetString (name_buf, 0, name_length);
                     var entry = FormatCatalog.Instance.Create<Entry> (name);
                     index.ReadInt32();
                     index.ReadInt32();

ArcFormats/AliceSoft/ImageDCF.cs

@@ -2,7 +2,7 @@
 //! \date       Fri Jul 29 14:07:15 2016
 //! \brief      AliceSoft incremental image format.
 //
-// Copyright (C) 2016-2018 by morkt
+// Copyright (C) 2016-2022 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
@@ -27,6 +27,7 @@ using System;
 using System.ComponentModel.Composition;
 using System.Diagnostics;
 using System.IO;
+using System.Text;
 using System.Windows.Media;
 using GameRes.Compression;
 using GameRes.Utility;
@@ -37,6 +38,15 @@ namespace GameRes.Formats.AliceSoft
     {
         public string   BaseName;
         public long     DataOffset;
+        public bool     IsPcf;
+    }
+
+    internal interface IBaseImageReader
+    {
+        int     BPP { get; }
+        byte[] Data { get; }
+
+        void Unpack ();
     }
 
     [Export(typeof(ImageFormat))]
@@ -46,17 +56,25 @@ namespace GameRes.Formats.AliceSoft
         public override string Description { get { return "AliceSoft System incremental image"; } }
         public override uint     Signature { get { return 0x20666364; } } // 'dcf '
 
+        public DcfFormat ()
+        {
+            Extensions = new[] { "dcf", "pcf" };
+            Signatures = new[] { 0x20666364u, 0x20666370u };
+        }
+
+        static readonly ResourceInstance<AfaOpener> Afa = new ResourceInstance<AfaOpener> ("AFA");
+
         public override ImageMetaData ReadMetaData (IBinaryStream stream)
         {
-            stream.Seek (4, SeekOrigin.Current);
-            uint header_size = stream.ReadUInt32();
-            long data_pos = stream.Position + header_size;
-            if (stream.ReadInt32() != 1)
+            var header = stream.ReadHeader (0x1C);
+            uint header_size = header.ToUInt32 (4);
+            long data_pos = 8 + header_size;
+            if (header.ToInt32 (8) != 1)
                 return null;
-            uint width  = stream.ReadUInt32();
-            uint height = stream.ReadUInt32();
-            int bpp = stream.ReadInt32();
-            int name_length = stream.ReadInt32();
+            uint width  = header.ToUInt32 (0x0C);
+            uint height = header.ToUInt32 (0x10);
+            int bpp = header.ToInt32 (0x14);
+            int name_length = header.ToInt32 (0x18);
             if (name_length <= 0)
                 return null;
             int shift = (name_length % 7) + 1;
@@ -70,18 +88,17 @@ namespace GameRes.Formats.AliceSoft
                 Width = width,
                 Height = height,
                 BPP = bpp,
-                BaseName = Encodings.cp932.GetString (name_bits),
+                BaseName = Afa.Value.NameEncoding.GetString (name_bits),
                 DataOffset = data_pos,
+                IsPcf = stream.Signature == 0x20666370u,
             };
         }
 
         public override ImageData Read (IBinaryStream stream, ImageMetaData info)
         {
-            using (var reader = new DcfReader (stream, (DcfMetaData)info))
-            {
+            var reader = new DcfReader (stream, (DcfMetaData)info);
             reader.Unpack();
-                return ImageData.Create (info, reader.Format, null, reader.Data, reader.Stride);
-            }
+            return ImageData.Create (reader.Info, reader.Format, null, reader.Data, reader.Stride);
         }
 
         public override void Write (Stream file, ImageData image)
@@ -90,7 +107,7 @@ namespace GameRes.Formats.AliceSoft
         }
     }
 
-    internal sealed class DcfReader : IDisposable
+    internal sealed class DcfReader : IBaseImageReader
     {
         IBinaryStream       m_input;
         DcfMetaData         m_info;
@@ -100,10 +117,14 @@ namespace GameRes.Formats.AliceSoft
         int                 m_overlay_bpp;
         int                 m_base_bpp;
 
-        static readonly Lazy<ImageFormat> s_QntFormat = new Lazy<ImageFormat> (() => ImageFormat.FindByTag ("QNT"));
+        static readonly ResourceInstance<ImageFormat> s_QntFormat = new ResourceInstance<ImageFormat> ("QNT");
+        static readonly ResourceInstance<ImageFormat> s_DcfFormat = new ResourceInstance<ImageFormat> ("DCF");
 
         internal ImageFormat  Qnt { get { return s_QntFormat.Value; } }
+        internal ImageFormat  Dcf { get { return s_DcfFormat.Value; } }
 
+        public int            BPP { get { return m_base_bpp; } }
+        public ImageMetaData Info { get; private set; }
         public byte[]        Data { get { return m_output; } }
         public PixelFormat Format { get; private set; }
         public int         Stride { get; private set; }
@@ -112,10 +133,13 @@ namespace GameRes.Formats.AliceSoft
         {
             m_input = input;
             m_info = info;
+            Info = info;
         }
 
         public void Unpack ()
         {
+            int pt_x = 0;
+            int pt_y = 0;
             long next_pos = m_info.DataOffset;
             for (;;)
             {
@@ -131,7 +155,12 @@ namespace GameRes.Formats.AliceSoft
                     using (var input = new ZLibStream (m_input.AsStream, CompressionMode.Decompress, true))
                         input.Read (m_mask, 0, unpacked_size);
                 }
-                else if (0x64676364 == id) // 'dcgd'
+                else if (0x6C647470 == id) // 'ptdl'
+                {
+                    pt_x = m_input.ReadInt32();
+                    pt_y = m_input.ReadInt32();
+                }
+                else if (0x64676364 == id || 0x64676370 == id) // 'dcgd' || 'pcgd'
                     break;
             }
             long qnt_pos = m_input.Position;
@@ -147,18 +176,28 @@ namespace GameRes.Formats.AliceSoft
                 var overlay = new QntFormat.Reader (reg, qnt_info);
                 overlay.Unpack();
                 m_overlay_bpp = overlay.BPP;
-                if (m_mask != null)
+                if (m_mask != null || m_info.IsPcf)
                     ReadBaseImage();
 
-                if (m_base != null)
+                if (m_info.IsPcf)
                 {
-                    m_output = ApplyOverlay (overlay.Data);
-                    SetFormat ((int)m_info.Width, m_overlay_bpp);
+                    if (null == m_base)
+                        SetEmptyBase();
+                    qnt_info.OffsetX = pt_x;
+                    qnt_info.OffsetY = pt_y;
+                    BlendOverlay (qnt_info, overlay.Data);
+                    m_output = m_base;
+                    SetFormat (m_info.iWidth, m_base_bpp);
+                }
+                else if (m_base != null)
+                {
+                    m_output = MaskOverlay (overlay.Data);
+                    SetFormat (m_info.iWidth, m_overlay_bpp);
                 }
                 else
                 {
                     m_output = overlay.Data;
-                    SetFormat ((int)qnt_info.Width, m_overlay_bpp);
+                    SetFormat (qnt_info.iWidth, m_overlay_bpp);
                 }
             }
         }
@@ -169,14 +208,20 @@ namespace GameRes.Formats.AliceSoft
             Stride = width * (bpp / 8);
         }
 
-        byte[] ApplyOverlay (byte[] overlay)
+        void SetEmptyBase ()
         {
-            int blocks_x = (int)m_info.Width / 0x10;
-            int blocks_y = (int)m_info.Height / 0x10;
+            m_base_bpp = 32;
+            m_base = new byte[m_info.Width * m_info.Height * 4];
+        }
+
+        byte[] MaskOverlay (byte[] overlay)
+        {
+            int blocks_x = m_info.iWidth / 0x10;
+            int blocks_y = m_info.iHeight / 0x10;
             int base_step = m_base_bpp / 8;
             int overlay_step = m_overlay_bpp / 8;
-            int base_stride = (int)m_info.Width * base_step;
-            int overlay_stride = (int)m_info.Width * overlay_step;
+            int base_stride = m_info.iWidth * base_step;
+            int overlay_stride = m_info.iWidth * overlay_step;
             int mask_pos = 4;
             for (int y = 0; y < blocks_y; ++y)
             {
@@ -208,6 +253,58 @@ namespace GameRes.Formats.AliceSoft
             return overlay;
         }
 
+        void BlendOverlay (ImageMetaData overlay_info, byte[] overlay)
+        {
+            int ovl_x = overlay_info.OffsetX;
+            int ovl_y = overlay_info.OffsetY;
+            int ovl_width = overlay_info.iWidth;
+            int ovl_height = overlay_info.iHeight;
+            int base_width = m_info.iWidth;
+            int base_height = m_info.iHeight;
+            if (checked(ovl_x + ovl_width) > base_width)
+                ovl_width = base_width - ovl_x;
+            if (checked(ovl_y + ovl_height) > base_height)
+                ovl_height = base_height - ovl_y;
+            if (ovl_height <= 0 || ovl_width <= 0)
+                return;
+
+            int dst_stride = m_info.iWidth * 4;
+            int src_stride = overlay_info.iWidth * 4;
+            int dst = ovl_y * dst_stride + ovl_x * 4;
+            int src = 0;
+            int gap = dst_stride - src_stride;
+            for (int y = 0; y < overlay_info.iHeight; ++y)
+            {
+                for (int x = 0; x < overlay_info.iWidth; ++x)
+                {
+                    byte src_alpha = overlay[src+3];
+                    if (src_alpha != 0)
+                    {
+                        if (0xFF == src_alpha || 0 == m_base[dst+3])
+                        {
+                            m_base[dst]   = overlay[src];
+                            m_base[dst+1] = overlay[src+1];
+                            m_base[dst+2] = overlay[src+2];
+                            m_base[dst+3] = src_alpha;
+                        }
+                        else
+                        {
+                            m_base[dst+0] = (byte)((overlay[src+0] * src_alpha
+                                                    + m_base[dst+0] * (0xFF - src_alpha)) / 0xFF);
+                            m_base[dst+1] = (byte)((overlay[src+1] * src_alpha
+                                                    + m_base[dst+1] * (0xFF - src_alpha)) / 0xFF);
+                            m_base[dst+2] = (byte)((overlay[src+2] * src_alpha
+                                                    + m_base[dst+2] * (0xFF - src_alpha)) / 0xFF);
+                            m_base[dst+3] = (byte)Math.Max (src_alpha, m_base[dst+3]);
+                        }
+                    }
+                    dst += 4;
+                    src += 4;
+                }
+                dst += gap;
+            }
+        }
+
         void ReadBaseImage ()
         {
             try
@@ -215,13 +312,29 @@ namespace GameRes.Formats.AliceSoft
                 string dir_name = VFS.GetDirectoryName (m_info.FileName);
                 string base_name = Path.ChangeExtension (m_info.BaseName, "qnt");
                 base_name = VFS.CombinePath (dir_name, base_name);
+                ImageFormat base_format = null;
+                Func<IBinaryStream, ImageMetaData, IBaseImageReader> create_reader;
+                if (VFS.FileExists (base_name))
+                {
+                    base_format = Qnt;
+                    create_reader = (s, m) => new QntFormat.Reader (s.AsStream, (QntMetaData)m);
+                }
+                else
+                {
+                    base_name = Path.ChangeExtension (m_info.BaseName, "pcf");
+                    if (VFS.IsPathEqualsToFileName (m_info.FileName, base_name))
+                        return;
+                    base_name = VFS.CombinePath (dir_name, base_name);
+                    base_format = Dcf;
+                    create_reader = (s, m) => new DcfReader (s, (DcfMetaData)m);
+                }
                 using (var base_file = VFS.OpenBinaryStream (base_name))
                 {
-                    var base_info = Qnt.ReadMetaData (base_file) as QntMetaData;
+                    var base_info = base_format.ReadMetaData (base_file);
                     if (null != base_info && m_info.Width == base_info.Width && m_info.Height == base_info.Height)
                     {
                         base_info.FileName = base_name;
-                        var reader = new QntFormat.Reader (base_file.AsStream, base_info);
+                        var reader = create_reader (base_file, base_info);
                         reader.Unpack();
                         m_base_bpp = reader.BPP;
                         m_base = reader.Data;
@@ -233,11 +346,5 @@ namespace GameRes.Formats.AliceSoft
                 Trace.WriteLine (X.Message, "[DCF]");
             }
         }
-
-        #region IDisposable Members
-        public void Dispose ()
-        {
-        }
-        #endregion
     }
 }

ArcFormats/AliceSoft/ImageQNT.cs

@@ -97,7 +97,7 @@ namespace GameRes.Formats.AliceSoft
             return ImageData.Create (info, format, null, reader.Data, stride);
         }
 
-        internal class Reader
+        internal class Reader : IBaseImageReader
         {
             byte[]  m_input;
             byte[]  m_alpha;

ArcFormats/Amaterasu/ArcAMI.cs

@@ -339,7 +339,7 @@ namespace GameRes.Formats.Amaterasu
     }
 
     [Export(typeof(ScriptFormat))]
-    public class ScrFormat : ScriptFormat
+    public class ScrFormat : GenericScriptFormat
     {
         public override string Tag { get { return "SCR/AMI"; } }
         public override string Description { get { return Strings.arcStrings.SCRDescription; } }

ArcFormats/Apricot/ArcDAT.cs

@@ -83,61 +83,6 @@ namespace GameRes.Formats.Apricot
                         dir.Add (entry);
                     }
                 }
-                return new Mpf2Archive (file, this, dir, arc_list);
-            }
-        }
-
-        public override Stream OpenEntry (ArcFile arc, Entry entry)
-        {
-            var mpf = (Mpf2Archive)arc;
-            var input = mpf.ViewChain.CreateStream (entry.Offset, entry.Size);
-            var pent = entry as PackedEntry;
-            if (pent != null && pent.IsPacked)
-                input = new ZLibStream (input, CompressionMode.Decompress);
-            return input;
-        }
-    }
-
-    internal class Mpf2Archive : ArcFile
-    {
-        ArcViewChain    m_parts;
-
-        public ArcViewChain ViewChain { get { return m_parts; } }
-
-        public Mpf2Archive (ArcView arc, ArchiveFormat impl, ICollection<Entry> dir, IReadOnlyList<Entry> arc_list)
-            : base (arc, impl, dir)
-        {
-            m_parts = new ArcViewChain (arc, arc_list);
-        }
-
-        bool m_disposed = false;
-        protected override void Dispose (bool disposing)
-        {
-            if (disposing && !m_disposed)
-            {
-                if (m_parts != null)
-                    m_parts.Dispose();
-                m_disposed = true;
-            }
-        }
-    }
-
-    internal sealed class ArcViewChain : IDisposable
-    {
-        ArcView                 m_file;
-        IReadOnlyList<ArcView>  m_parts;
-
-        public IEnumerable<ArcView> Parts {
-            get {
-                yield return m_file;
-                if (m_parts != null)
-                    foreach (var part in m_parts)
-                        yield return part;
-            }
-        }
-
-        public ArcViewChain (ArcView file, IReadOnlyList<Entry> arc_list)
-        {
                 var parts = new List<ArcView> (arc_list.Count);
                 try
                 {
@@ -153,56 +98,18 @@ namespace GameRes.Formats.Apricot
                         part.Dispose();
                     throw;
                 }
-            m_file = file;
-            m_parts = parts;
-        }
-
-        public Stream CreateStream (long offset, uint size)
-        {
-            Stream input = null;
-            try
-            {
-                long part_offset = 0;
-                long entry_start = offset;
-                long entry_end   = offset + size;
-                foreach (var part in Parts)
-                {
-                    long part_end_offset = part_offset + part.MaxOffset;
-                    if (entry_start < part_end_offset)
-                    {
-                        uint part_size = (uint)Math.Min (entry_end - entry_start, part_end_offset - entry_start);
-                        var entry_part = part.CreateStream (entry_start - part_offset, part_size);
-                        if (input != null)
-                            input = new ConcatStream (input, entry_part);
-                        else
-                            input = entry_part;
-                        entry_start += part_size;
-                        if (entry_start >= entry_end)
-                            break;
-                    }
-                    part_offset = part_end_offset;
-                }
-                return input ?? Stream.Null;
-            }
-            catch
-            {
-                if (input != null)
-                    input.Dispose();
-                throw;
+                return new MultiFileArchive (file, this, dir, parts);
             }
         }
 
-        bool m_disposed = false;
-        public void Dispose ()
+        public override Stream OpenEntry (ArcFile arc, Entry entry)
         {
-            if (m_disposed)
-                return;
-            if (m_parts != null)
-            {
-                foreach (var arc in m_parts)
-                    arc.Dispose();
-            }
-            m_disposed = true;
+            var mpf = (MultiFileArchive)arc;
+            var input = mpf.OpenStream (entry);
+            var pent = entry as PackedEntry;
+            if (pent != null && pent.IsPacked)
+                input = new ZLibStream (input, CompressionMode.Decompress);
+            return input;
         }
     }
 }

ArcFormats/ArcCommon.cs

@@ -350,4 +350,10 @@ namespace GameRes.Formats
         public override string Description { get { return "Unidentified data file"; } }
         public override uint     Signature { get { return 0; } }
     }
+
+    // [970725][Guilty] Onii-chan e
+    [Export(typeof(ResourceAlias))]
+    [ExportMetadata("Extension", "GLT")]
+    [ExportMetadata("Target", "BMP")]
+    public class GltFormat : ResourceAlias { }
 }

ArcFormats/ArcFormats.csproj

@@ -98,15 +98,22 @@
     <Compile Include="Abogado\ImageKG.cs" />
     <Compile Include="Actgs\ArcCG.cs" />
     <Compile Include="Actgs\ArcDAT.cs" />
+    <Compile Include="Adobe\ArcAIR.cs" />
     <Compile Include="Ads\ArcPAC.cs" />
     <Compile Include="AdvDx\ArcPKD.cs" />
     <Compile Include="AdvScripter\ArcPAK.cs" />
     <Compile Include="AdvSys\ArcAdvSys3.cs" />
     <Compile Include="AdvSys\ImageGWD.cs" />
     <Compile Include="Ail\ArcLNK2.cs" />
+    <Compile Include="AIRNovel\ArcAIR.cs" />
     <Compile Include="BlueGale\ImageBBM.cs" />
+    <Compile Include="ClickTeam\ArcMF.cs" />
+    <Compile Include="DxLib\ArcDX8.cs" />
     <Compile Include="Hypatia\ArcLPK.cs" />
     <Compile Include="Hypatia\ImageLSG.cs" />
+    <Compile Include="Illusion\ArcPP.cs" />
+    <Compile Include="Interheart\ImageBMP.cs" />
+    <Compile Include="Interheart\ImageHMP.cs" />
     <Compile Include="JamCreation\ArcDAT.cs" />
     <Compile Include="JamCreation\ImageDPO.cs" />
     <Compile Include="AliceSoft\ArcAAR.cs" />
@@ -130,6 +137,12 @@
     <Compile Include="Apricot\ArcDAT.cs" />
     <Compile Include="ArcARCX.cs" />
     <Compile Include="Artemis\ArcMJA.cs" />
+    <Compile Include="Macromedia\ArcDXR.cs" />
+    <Compile Include="Macromedia\DirectorFile.cs" />
+    <Compile Include="Macromedia\Palettes.cs" />
+    <Compile Include="NScripter\Script.cs" />
+    <Compile Include="TechGian\ArcBIN.cs" />
+    <Compile Include="Zyx\ImageXMG.cs" />
     <None Include="AudioAIFF.cs" />
     <Compile Include="Basil\ArcMIF.cs" />
     <Compile Include="Basil\AudioWHC.cs" />
@@ -251,6 +264,9 @@
     <Compile Include="Mnp\ArcMMA.cs" />
     <Compile Include="MultiFileArchive.cs" />
     <Compile Include="Musica\ArcANI.cs" />
+    <Compile Include="MyAdv\ArcPAC.cs" />
+    <Compile Include="Nekopack\ArcNEKO2.cs" />
+    <Compile Include="Nekopack\ArcNEKO3.cs" />
     <Compile Include="NitroPlus\ArcLAY.cs" />
     <Compile Include="NitroPlus\ArcMPK.cs" />
     <Compile Include="NitroPlus\ArcNPP.cs" />
@@ -335,6 +351,8 @@
     <Compile Include="Software House Parsley\ArcPAC.cs" />
     <Compile Include="Software House Parsley\ArcUCG.cs" />
     <Compile Include="Software House Parsley\ImagePCG.cs" />
+    <Compile Include="Sohfu\ArcSKA.cs" />
+    <Compile Include="Sohfu\ImageDTL.cs" />
     <Compile Include="Speed\ArcARC.cs" />
     <Compile Include="Stack\ArcGPK.cs" />
     <Compile Include="Strikes\ArcPCK.cs" />
@@ -744,7 +762,7 @@
     <Compile Include="MangaGamer\ArcMGPK.cs" />
     <Compile Include="MnoViolet\ArcMnoViolet.cs" />
     <Compile Include="FC01\ArcMRG.cs" />
-    <Compile Include="ArcNEKO.cs" />
+    <Compile Include="Nekopack\ArcNEKO.cs" />
     <Compile Include="Nexas\ArcPAC.cs" />
     <Compile Include="NitroPlus\ArcNitro.cs" />
     <Compile Include="Entis\ArcNOA.cs" />
@@ -824,6 +842,7 @@
     <Compile Include="Will\ArcPNA.cs" />
     <Compile Include="Will\ArcPulltop.cs" />
     <Compile Include="Will\ArcWIP.cs" />
+    <Compile Include="Winters\ArcCFP.cs" />
     <Compile Include="Winters\ArcDAT.cs" />
     <Compile Include="Winters\ArcIFP.cs" />
     <Compile Include="Winters\ArcIFX.cs" />
@@ -832,6 +851,7 @@
     <Compile Include="Xuse\ArcWAG.cs" />
     <Compile Include="Xuse\ArcXARC.cs" />
     <Compile Include="Xuse\ArcXuse.cs" />
+    <Compile Include="Xuse\ImageP.cs" />
     <Compile Include="YaneSDK\ArcDAT.cs" />
     <Compile Include="YaneSDK\ArcHibiki.cs" />
     <Compile Include="Yatagarasu\ArcPKG.cs" />

ArcFormats/BellDa/ArcDAT.cs

@@ -27,11 +27,13 @@ using System.Collections.Generic;
 using System.ComponentModel.Composition;
 using System.IO;
 using GameRes.Compression;
+using GameRes.Formats.Maika;
+using GameRes.Utility;
 
 namespace GameRes.Formats.BellDa
 {
     [Export(typeof(ArchiveFormat))]
-    public sealed class BldOpener : ArchiveFormat
+    public sealed class BldOpener : Mk2Opener
     {
         public override string         Tag { get { return "DAT/BLD"; } }
         public override string Description { get { return "BELL-DA resource archive"; } }
@@ -39,6 +41,13 @@ namespace GameRes.Formats.BellDa
         public override bool  IsHierarchic { get { return false; } }
         public override bool      CanWrite { get { return false; } }
 
+        public BldOpener ()
+        {
+            Signatures = new[] { this.Signature };
+            Settings = null;
+            Scheme = null;
+        }
+
         public override ArcFile TryOpen (ArcView file)
         {
             var version_str = file.View.ReadString (4, 4).TrimEnd ('\x1A');
@@ -66,26 +75,5 @@ namespace GameRes.Formats.BellDa
             }
             return new ArcFile (file, this, dir);
         }
-
-        public override Stream OpenEntry (ArcFile arc, Entry entry)
-        {
-            // XXX compression method identical to Maika.Mk2Opener
-            var pent = (PackedEntry)entry;
-            if (null == pent || !pent.IsPacked)
-            {
-                var id_str = arc.File.View.ReadString (entry.Offset, 2);
-                if (id_str != "B1" && id_str != "C1" && id_str != "D1" && id_str != "E1")
-                    return base.OpenEntry (arc, entry);
-                uint packed_size = arc.File.View.ReadUInt32 (entry.Offset+2);
-                if (packed_size != entry.Size - 10)
-                    return base.OpenEntry (arc, entry);
-                pent.Size = packed_size;
-                pent.UnpackedSize = arc.File.View.ReadUInt32 (entry.Offset+6);
-                pent.Offset += 10;
-                pent.IsPacked = true;
-            }
-            var input = arc.File.CreateStream (entry.Offset, entry.Size);
-            return new LzssStream (input);
-        }
     }
 }

ArcFormats/Cadath/ImageKGF.cs

@@ -136,14 +136,18 @@ namespace GameRes.Formats.Cadath
                 if (0 != (bits[i >> 3] & 1))
                 {
                     byte v = m_input.ReadUInt8();
-                    int count = m_input.ReadUInt8() + 3;
+                    int count = Math.Min (m_input.ReadUInt8() + 3, data.Length - dst);
                     for (int j = 0; j < count; ++j)
+                    {
                         data[dst++] = v;
                     }
+                }
                 else
                 {
                     data[dst++] = m_input.ReadUInt8();
                 }
+                if (dst >= data.Length)
+                    break;
                 bits[i >> 3] >>= 1;
             }
             CopyChannels (data);

ArcFormats/ClickTeam/ArcMF.cs

@@ -0,0 +1,100 @@
+//! \file       ArcMF.cs
+//! \date       2023 Aug 09
+//! \brief      Multimedia Fusion archive.
+//
+// Copyright (C) 2023 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 GameRes.Compression;
+using System.Collections.Generic;
+using System.ComponentModel.Composition;
+using System.IO;
+using System.Text;
+
+namespace GameRes.Formats.ClickTeam
+{
+    [Export(typeof(ArchiveFormat))]
+    public class MfOpener : ArchiveFormat
+    {
+        public override string         Tag { get { return "MFS"; } }
+        public override string Description { get { return "Multimedia Fusion resource archive"; } }
+        public override uint     Signature { get { return 0; } }
+        public override bool  IsHierarchic { get { return true; } }
+        public override bool      CanWrite { get { return false; } }
+
+        public MfOpener ()
+        {
+            Signatures = new uint[] { 0x77777777, 0 }; // 'wwww'
+            Extensions = new string[] { "" };
+        }
+
+        static readonly byte[] s_mfs_header = {
+            (byte)'w', (byte)'w', (byte)'w', (byte)'w', 0x49, 0x87, 0x47, 0x12,
+        };
+
+        public override ArcFile TryOpen (ArcView file)
+        {
+            long base_offset = 0;
+            if (0x5A4D == file.View.ReadUInt16 (0)) // 'MZ'
+            {
+                var exe = new ExeFile (file);
+                base_offset = exe.Overlay.Offset;
+            }
+            if (base_offset + 0x20 > file.MaxOffset || !file.View.BytesEqual (base_offset, s_mfs_header))
+                return null;
+
+            int count = file.View.ReadInt32 (base_offset + 0x1C);
+            if (!IsSaneCount (count))
+                return null;
+
+            long index_pos = base_offset + 0x20;
+            var dir = new List<Entry> (count);
+            var name_buffer = new byte[520];
+            for (int i = 0; i < count; ++i)
+            {
+                int name_length = file.View.ReadUInt16 (index_pos) * 2;
+                if (name_length > name_buffer.Length)
+                    return null;
+                file.View.Read (index_pos + 2, name_buffer, 0, (uint)name_length);
+                var name = Encoding.Unicode.GetString (name_buffer, 0, name_length);
+                index_pos += 2 + name_length;
+                var entry = Create<PackedEntry> (name);
+                entry.IsPacked = name != "mmfs2.dll";
+                entry.Size = file.View.ReadUInt32 (index_pos + 4);
+                entry.Offset = index_pos + 8;
+                if (!entry.CheckPlacement (file.MaxOffset))
+                    return null;
+                dir.Add (entry);
+                index_pos = entry.Offset + entry.Size;
+            }
+            return new ArcFile (file, this, dir);
+        }
+
+        public override Stream OpenEntry (ArcFile arc, Entry entry)
+        {
+            var pent = (PackedEntry)entry;
+            Stream input = arc.File.CreateStream (entry.Offset, entry.Size);
+            if (pent.IsPacked)
+                input = new ZLibStream (input, CompressionMode.Decompress);
+            return input;
+        }
+    }
+}

ArcFormats/Cmvs/ArcCPZ.cs

@@ -28,6 +28,7 @@ using System.Collections.Generic;
 using System.ComponentModel.Composition;
 using System.IO;
 using System.Linq;
+using GameRes.Formats.Cmvs;
 using GameRes.Utility;
 
 namespace GameRes.Formats.Purple
@@ -133,18 +134,38 @@ namespace GameRes.Formats.Purple
 
             var index_copy = new CowArray<byte> (index, 0, file_table_size).ToArray();
             var cmvs_md5 = cpz.CmvsMd5.Clone() as uint[];
-            foreach (var scheme in KnownSchemes.Values.Where (s => s.Version == cpz.Version))
+            var scheme = CreateCpz5Scheme(Md5Variant.Mirai);
+//            foreach (var scheme in KnownSchemes.Values.Where (s => s.Version == cpz.Version))
             {
                 var arc = ReadIndex (file, scheme, cpz, index, arc_key);
                 if (null != arc)
                     return arc;
                 // both CmvsMd5 and index was altered by ReadIndex in decryption attempt
                 Array.Copy (cmvs_md5, cpz.CmvsMd5, 4);
-                Array.Copy (index, index_copy, file_table_size);
+                Array.Copy (index_copy, index, file_table_size);
             }
             throw new UnknownEncryptionScheme();
         }
 
+        static uint[] DefaultCpz5Secret = {
+            0xCD90F089, 0xE982B782, 0xA282AB88, 0xCD82718E, 0x52838A83, 0xA882AA82, 0x7592648E, 0xB582AB82,
+            0xE182BF82, 0xDC82A282, 0x4281B782, 0xED82F48E, 0xBF82EA82, 0xA282E182, 0xB782DC82, 0x6081E682,
+            0xC6824181, 0xA482A282, 0xE082A982, 0xF48EA482, 0xBF82C182, 0xA282E182, 0xB582DC82, 0xF481BD82,
+        };
+
+        static CmvsScheme CreateCpz5Scheme(Md5Variant md5)
+        {
+            return new CmvsScheme
+            {
+                Version = 5,
+                Cpz5Secret = DefaultCpz5Secret,
+                Md5Variant = md5,
+                DecoderFactor = 0x1A743125,
+                EntryInitKey = 0x2547A39E,
+                EntryTailKey = 0xBC,
+            };
+        }
+
         internal ArcFile ReadIndex (ArcView file, CmvsScheme scheme, CpzHeader cpz, byte[] index, ArchiveKey arc_key)
         {
             var cmvs_md5 = Cmvs.MD5.Create (scheme.Md5Variant);

ArcFormats/Cmvs/CmvsMD5.cs

@@ -27,7 +27,7 @@ using GameRes.Utility;
 
 namespace GameRes.Formats.Cmvs
 {
-    public enum Md5Variant { A, B, Chrono, Memoria, Natsu, Aoi }
+    public enum Md5Variant { A, B, Chrono, Memoria, Natsu, Aoi, Mirai }
 
     public abstract class MD5 : Cryptography.MD5Base
     {
@@ -46,6 +46,7 @@ namespace GameRes.Formats.Cmvs
             case Md5Variant.Memoria: return new Md5Memoria();
             case Md5Variant.Natsu: return new Md5Natsu();
             case Md5Variant.Aoi: return new Md5Aoi();
+            case Md5Variant.Mirai: return new Md5Mirai();
             default: throw new System.ArgumentException ("Unknown MD5 variant", "variant");
             }
         }
@@ -153,6 +154,25 @@ namespace GameRes.Formats.Cmvs
         }
     }
 
+    public class Md5Mirai : MD5
+    {
+        protected override void InitState ()
+        {
+            m_state[0] = 0x67452301;
+            m_state[1] = 0xEFCDAB89;
+            m_state[2] = 0x98BADCFE;
+            m_state[3] = 0x10325476;
+        }
+
+        protected override void SetResult (uint[] data)
+        {
+            data[0] = m_state[0];
+            data[1] = m_state[1];
+            data[2] = m_state[2];
+            data[3] = m_state[3];
+        }
+    }
+
     public class Md5Aoi : MD5
     {
         protected override void InitState ()

ArcFormats/DraftArc.cs

@@ -1,4 +1,4 @@
-// Copyright (C) 2022 by morkt
+// Copyright (C) 2023 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
@@ -29,11 +29,11 @@ namespace GameRes.Formats.??????
     [Export(typeof(ArchiveFormat))]
     public class PakOpener : ArchiveFormat
     {
-        public override string         Tag { get { return "ARC"; } }
-        public override string Description { get { return "?????? engine resource archive"; } }
-        public override uint     Signature { get { return 0; } }
-        public override bool  IsHierarchic { get { return false; } }
-        public override bool      CanWrite { get { return false; } }
+        public override string         Tag { get => "ARC"; }
+        public override string Description { get => "?????? engine resource archive"; }
+        public override uint     Signature { get => 0; }
+        public override bool  IsHierarchic { get => false; }
+        public override bool      CanWrite { get => false; }
 
         public override ArcFile TryOpen (ArcView file)
         {

ArcFormats/DraftAudio.cs

@@ -1,4 +1,4 @@
-// Copyright (C) 2022 by morkt
+// Copyright (C) 2023 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
@@ -26,10 +26,10 @@ namespace GameRes.Formats.??????
     [Export(typeof(AudioFormat))]
     public class xxxAudio : AudioFormat
     {
-        public override string         Tag { get { return "xxx"; } }
-        public override string Description { get { return "?????? audio resource"; } }
-        public override uint     Signature { get { return 0; } }
-        public override bool      CanWrite { get { return false; } }
+        public override string         Tag { get => "xxx"; }
+        public override string Description { get => "?????? audio resource"; }
+        public override uint     Signature { get => 0; }
+        public override bool      CanWrite { get => false; }
 
         public override SoundInput TryOpen (IBinaryStream file)
         {

ArcFormats/DraftImage.cs

@@ -1,4 +1,4 @@
-// Copyright (C) 2022 by morkt
+// Copyright (C) 2023 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
@@ -28,9 +28,9 @@ namespace GameRes.Formats.??????
     [Export(typeof(ImageFormat))]
     public class xxxFormat : ImageFormat
     {
-        public override string         Tag { get { return "xxx"; } }
-        public override string Description { get { return "?????? image format"; } }
-        public override uint     Signature { get { return 0; } }
+        public override string         Tag { get => "xxx"; }
+        public override string Description { get => "?????? image format"; }
+        public override uint     Signature { get => 0; }
 
         public override ImageMetaData ReadMetaData (IBinaryStream file)
         {

ArcFormats/DxLib/ArcDX8.cs

@@ -0,0 +1,70 @@
+//! \file       ArcDX8.cs
+//! \date       2022 Jun 05
+//! \brief      DxLib archive version 8.
+//
+// Copyright (C) 2022 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;
+
+namespace GameRes.Formats.DxLib
+{
+    [Export(typeof(ArchiveFormat))]
+    public class Dx8Opener : DxOpener
+    {
+        public override string         Tag { get { return "BIN/DXLIB"; } }
+        public override string Description { get { return "DxLib archive version 8"; } }
+        public override uint     Signature { get { return 0x00085844; } }
+        public override bool  IsHierarchic { get { return true; } }
+        public override bool      CanWrite { get { return false; } }
+
+        public Dx8Opener ()
+        {
+            Extensions = new[] { "bin" };
+            Signatures = new[] { 0x00085844u };
+        }
+
+        static readonly byte[] DefaultKey = new byte[] { 0xBE, 0xC8, 0x8A, 0xF5, 0x28, 0x50, 0xC9 };
+
+        public override ArcFile TryOpen (ArcView file)
+        {
+            var dx = new DxHeader {
+                IndexSize  = file.View.ReadUInt32 (4),
+                BaseOffset = file.View.ReadInt64 (8),
+                IndexOffset = file.View.ReadInt64 (0x10),
+                FileTable  = (uint)file.View.ReadInt64 (0x18),
+                DirTable   = (uint)file.View.ReadInt64 (0x20),
+                CodePage   = file.View.ReadInt32 (0x28),
+            };
+            if (dx.DirTable >= dx.IndexSize || dx.FileTable >= dx.IndexSize)
+                return null;
+            var key = DefaultKey;
+            var index = file.View.ReadBytes (dx.IndexOffset, dx.IndexSize);
+            Decrypt (index, 0, index.Length, 0, key);
+            // decrypt-2
+            // decompress
+            return null;
+        }
+    }
+}

ArcFormats/Emote/ArcPSB.cs

@@ -148,7 +148,7 @@ namespace GameRes.Formats.Emote
 
         ImageFormat TlgFormat { get { return s_TlgFormat.Value; } }
 
-        static Lazy<ImageFormat> s_TlgFormat = new Lazy<ImageFormat> (() => ImageFormat.FindByTag ("TLG"));
+        static ResourceInstance<ImageFormat> s_TlgFormat = new ResourceInstance<ImageFormat> ("TLG");
     }
 
     /// <summary>

ArcFormats/Entis/EriReader.cs

@@ -56,6 +56,7 @@ namespace GameRes.Formats.Entis
         float[]         m_ptrMatrixBuf;
         float[]         m_ptrIQParamBuf;
         byte[]          m_ptrIQParamTable;
+//        float[]         m_ptrBuffer2;
 
         sbyte[]         m_ptrBlockLineBuf;
         sbyte[]         m_ptrNextBlockBuf;
@@ -769,6 +770,7 @@ namespace GameRes.Formats.Entis
         {
             throw new NotImplementedException();
             /*
+
             if (m_nChannelCount < 3)
                 throw new InvalidFormatException();
             m_nDstPixelBytes = m_info.BPP >> 3;
@@ -1137,6 +1139,42 @@ namespace GameRes.Formats.Entis
             }
         }
 
+        void LossyRestoreRGB24_V9 ()
+        {
+            /*
+            int nLineOffset = 0;
+            int nBytesPerPixel = m_nDstPixelBytes;
+            int ptrDstLine = m_ptrDstBlock;
+
+            for (uint y = 0; y < m_nDstHeight; ++y)
+            {
+                int nOffsetPos = nLineOffset;
+                int ptrNextDst = ptrDstLine;
+
+                for (uint x = 0; x < m_nDstWidth; ++x)
+                {
+                    m_output[ptrNextDst  ] = RoundR32ToByte (m_ptrBuffer2[0][nOffsetPos]);
+                    m_output[ptrNextDst+1] = RoundR32ToByte (m_ptrBuffer2[1][nOffsetPos]);
+                    m_output[ptrNextDst+2] = RoundR32ToByte (m_ptrBuffer2[2][nOffsetPos]);
+                    ++nOffsetPos;
+                    ptrNextDst += nBytesPerPixel;
+                }
+                nLineOffset += m_nBlockSize;
+                ptrDstLine += m_nDstLineBytes;
+            }
+            */
+        }
+
+        static byte RoundR32ToByte (float r)
+        {
+            int n = Erisa.RoundR32ToInt (r);
+            if (n < 0)
+                return 0;
+            else if (n >= 0x100)
+                return 0xFF;
+            return (byte)n;
+        }
+
         void RestoreDeltaRGBA32 ()
         {
             int ptrDstLine = m_ptrDstBlock;

ArcFormats/Eternity/ImageSGF.cs

@@ -35,6 +35,7 @@ namespace GameRes.Formats.Eternity
         public bool HasAlpha;
         public int  BlockSize;
         public uint DataOffset;
+        public uint AlphaOffset;
     }
 
     [Export(typeof(ImageFormat))]
@@ -64,6 +65,7 @@ namespace GameRes.Formats.Eternity
                 HasAlpha   = header.ToInt32 (8) != 0,
                 BlockSize  = header.ToUInt16 (0xC),
                 DataOffset = header.ToUInt32 (0x14),
+                AlphaOffset = header.ToUInt32 (0x1C),
             };
         }
 
@@ -87,13 +89,14 @@ namespace GameRes.Formats.Eternity
         byte[]          m_output;
 
         public byte[]        Data { get { return m_output; } }
-        public PixelFormat Format { get { return PixelFormats.Bgr24; } }
+        public PixelFormat Format { get; private set; }
 
         public SgfReader (IBinaryStream input, SgfMetaData info)
         {
             m_input = input;
             m_info = info;
             m_output = new byte[3 * info.Width * info.Height];
+            Format = PixelFormats.Bgr24;
         }
 
         public byte[] Unpack ()
@@ -128,9 +131,79 @@ namespace GameRes.Formats.Eternity
                 g = m_output[start_pos+1];
                 r = m_output[start_pos+2];
             }
+            if (m_info.HasAlpha)
+            {
+                var alpha = ReadAlpha();
+                if (alpha != null)
+                {
+                    var pixels = new byte[m_info.iWidth * m_info.iHeight * 4];
+                    dst = 0;
+                    int p = 0;
+                    int a = 0;
+                    while (dst < pixels.Length)
+                    {
+                        pixels[dst++] = m_output[p++];
+                        pixels[dst++] = m_output[p++];
+                        pixels[dst++] = m_output[p++];
+                        pixels[dst++] = alpha[a++];
+                    }
+                    m_output = pixels;
+                    Format = PixelFormats.Bgra32;
+                }
+            }
             return m_output;
         }
 
+        byte[] ReadAlpha ()
+        {
+            m_input.Position = m_info.AlphaOffset;
+            var signature = m_input.ReadUInt16();
+            if (0x2041 == signature) // 'A '
+                return ReadASection();
+            else if (0x4D42 == signature) // 'BM'
+                return ReadBmpSection();
+            else
+                return null;
+        }
+
+        byte[] ReadASection ()
+        {
+            var alpha = new byte[m_info.iWidth * m_info.iHeight];
+            m_input.Position = m_info.AlphaOffset + 8;
+            int block_size = m_input.ReadUInt16();
+            m_input.Position = m_info.AlphaOffset + 0x10;
+            uint offset = m_input.ReadUInt32();
+            uint next_pos = m_info.AlphaOffset + offset;
+            int height = (int)m_info.Height;
+            int dst = alpha.Length - m_info.iWidth;
+            byte a = 0;
+            for (int y = 0; y < height; ++y)
+            {
+                int start_pos = dst;
+                if (0 == (y % block_size))
+                {
+                    m_input.Position = next_pos;
+                    next_pos += m_input.ReadUInt32();
+                    a = (byte)m_input.ReadUInt32();
+                    mask1 = mask2 = mask3 = mask4 = mask5 = 1;
+                }
+                for (uint x = 0; x < m_info.Width; ++x)
+                {
+                    a = GetNextByte (a);
+                    alpha[dst++] = a;
+                }
+                a = alpha[start_pos];
+                dst = start_pos - m_info.iWidth;
+            }
+            return alpha;
+        }
+
+        byte[] ReadBmpSection ()
+        {
+            // throw new NotImplementedException ("ReadBmpSection not implemented.");
+            return null;
+        }
+
         uint mask1;
         uint mask2;
         uint mask3;

ArcFormats/ExHibit/ImageGYU.cs

@@ -62,6 +62,11 @@ namespace GameRes.Formats.ExHibit
         public override string Description { get { return "ExHIBIT engine image format"; } }
         public override uint     Signature { get { return 0x1A555947; } } // 'GYU'
 
+        public GyuFormat ()
+        {
+            Extensions = new[] { "gyu", "lvg" };
+        }
+
         GyuMap DefaultScheme = new GyuMap {
             NumericKeys = new Dictionary<string, Dictionary<int, uint>>(),
             StringKeys  = new Dictionary<string, Dictionary<string, uint>>(),

ArcFormats/ExeFile.cs

@@ -37,6 +37,8 @@ namespace GameRes.Formats
         ArcView                     m_file;
         Dictionary<string, Section> m_section_table;
         Section                     m_overlay;
+        uint                        m_image_base = 0;
+        List<ImageSection>          m_section_list;
 
         public ExeFile (ArcView file)
         {
@@ -79,6 +81,16 @@ namespace GameRes.Formats
             }
         }
 
+        public uint ImageBase
+        {
+            get
+            {
+                if (0 == m_image_base)
+                    InitImageBase();
+                return m_image_base;
+            }
+        }
+
         /// <summary>
         /// Structure representing section of executable file in the form of its offset and size.
         /// </summary>
@@ -88,6 +100,16 @@ namespace GameRes.Formats
             public uint Size;
         }
 
+        public class ImageSection // IMAGE_SECTION_HEADER
+        {
+            public string   Name;
+            public uint     VirtualSize;
+            public uint     VirtualAddress;
+            public uint     SizeOfRawData;
+            public uint     PointerToRawData;
+            public uint     Characteristics;
+        }
+
         /// <summary>
         /// Returns true if executable file contains section <paramref name="name"/>.
         /// </summary>
@@ -140,6 +162,16 @@ namespace GameRes.Formats
             return -1;
         }
 
+        public Section SectionByOffset (long offset)
+        {
+            foreach (var section in Sections.Values)
+            {
+                if (offset >= section.Offset && offset < section.Offset + section.Size)
+                    return section;
+            }
+            return new Section { Offset = Whole.Size, Size = 0 };
+        }
+
         public long FindAsciiString (Section section, string seq, int step = 1)
         {
             return FindString (section, Encoding.ASCII.GetBytes (seq), step);
@@ -152,26 +184,101 @@ namespace GameRes.Formats
             return FindString (section, bytes, step);
         }
 
+        /// <summary>
+        /// Convert virtual address into raw file offset.
+        /// </summary>
+        public long GetAddressOffset (uint address)
+        {
+            var section = GetAddressSection (address);
+            if (null == section)
+                return m_file.MaxOffset;
+            uint rva = address - ImageBase;
+            return section.PointerToRawData + (rva - section.VirtualAddress);
+        }
+
+        public string GetCString (uint address)
+        {
+            return GetCString (address, Encodings.cp932);
+        }
+
+        static readonly byte[] ZeroByte = new byte[1] { 0 };
+
+        /// <summary>
+        /// Returns null-terminated string from specified virtual address.
+        /// </summary>
+        public string GetCString (uint address, Encoding enc)
+        {
+            var section = GetAddressSection (address);
+            if (null == section)
+                return null;
+            uint rva = address - ImageBase;
+            uint offset = section.PointerToRawData + (rva - section.VirtualAddress);
+            uint size   = section.PointerToRawData + section.SizeOfRawData - offset;
+            long eos = FindString (new Section { Offset = offset, Size = size }, ZeroByte);
+            if (eos < 0)
+                return null;
+            return View.ReadString (offset, (uint)(eos - offset), enc);
+        }
+
+        private ImageSection GetAddressSection (uint address)
+        {
+            var img_base = ImageBase;
+            if (address < img_base)
+                throw new ArgumentException ("Invalid virtual address.");
+            if (null == m_section_list)
+                InitSectionTable();
+            uint rva = address - img_base;
+            foreach (var section in m_section_list)
+            {
+                if (rva >= section.VirtualAddress && rva < section.VirtualAddress + section.SizeOfRawData)
+                    return section;
+            }
+            return null;
+        }
+
+        private void InitImageBase ()
+        {
+            long hdr_offset = GetHeaderOffset() + 0x18;
+            if (View.ReadUInt16 (hdr_offset) != 0x010B)
+                throw new InvalidFormatException ("File is not a valid Windows 32-bit executable.");
+            m_image_base = View.ReadUInt32 (hdr_offset+0x1C); // ImageBase
+        }
+
+        private long GetHeaderOffset ()
+        {
+            long pe_offset = View.ReadUInt32 (0x3C);
+            if (pe_offset >= m_file.MaxOffset-0x58 || !View.AsciiEqual (pe_offset, "PE\0\0"))
+                throw new InvalidFormatException ("File is not a valid Windows 32-bit executable.");
+            return pe_offset;
+        }
+
         private void InitSectionTable ()
         {
-            long pe_offset = m_file.View.ReadUInt32 (0x3C);
-            if (pe_offset >= m_file.MaxOffset-0x58 || !m_file.View.AsciiEqual (pe_offset, "PE\0\0"))
-                throw new InvalidFormatException ("File is not a valid win32 executable.");
-
-            int opt_header = m_file.View.ReadUInt16 (pe_offset+0x14); // SizeOfOptionalHeader
-            long offset = m_file.View.ReadUInt32 (pe_offset+0x54); // SizeOfHeaders
+            long pe_offset = GetHeaderOffset();
+            int opt_header = View.ReadUInt16 (pe_offset+0x14); // SizeOfOptionalHeader
             long section_table = pe_offset+opt_header+0x18;
-            int count = m_file.View.ReadUInt16 (pe_offset+6); // NumberOfSections
+            long offset = View.ReadUInt32 (pe_offset+0x54); // SizeOfHeaders
+            int count = View.ReadUInt16 (pe_offset+6); // NumberOfSections
             var table = new Dictionary<string, Section> (count);
+            var list = new List<ImageSection> (count);
             if (section_table + 0x28*count < m_file.MaxOffset)
             {
                 for (int i = 0; i < count; ++i)
                 {
-                    var name = m_file.View.ReadString (section_table, 8);
-                    var section = new Section {
-                        Size  = m_file.View.ReadUInt32 (section_table+0x10), 
-                        Offset = m_file.View.ReadUInt32 (section_table+0x14)
+                    var name = View.ReadString (section_table, 8);
+                    var img_section = new ImageSection {
+                        Name = name,
+                        VirtualSize      = View.ReadUInt32 (section_table+0x08),
+                        VirtualAddress   = View.ReadUInt32 (section_table+0x0C),
+                        SizeOfRawData    = View.ReadUInt32 (section_table+0x10), 
+                        PointerToRawData = View.ReadUInt32 (section_table+0x14),
+                        Characteristics  = View.ReadUInt32 (section_table+0x24),
                     };
+                    var section = new Section {
+                        Offset = img_section.PointerToRawData,
+                        Size  = img_section.SizeOfRawData
+                    };
+                    list.Add (img_section);
                     if (!table.ContainsKey (name))
                         table.Add (name, section);
                     if (0 != section.Size)
@@ -183,6 +290,7 @@ namespace GameRes.Formats
             m_overlay.Offset = offset;
             m_overlay.Size = (uint)(m_file.MaxOffset - offset);
             m_section_table = table;
+            m_section_list = list;
         }
 
         /// <summary>

ArcFormats/FC01/ImageMCG.cs

@@ -112,6 +112,7 @@ namespace GameRes.Formats.FC01
                 {
                     var options = Query<McgOptions> (arcStrings.ArcImageEncrypted);
                     key = options.Key;
+                    LastKey = key;
                 }
                 else
                     key = LastKey.Value;

ArcFormats/FrontWing/ArcFLT.cs

@@ -54,6 +54,11 @@ namespace GameRes.Formats.FrontWing
         public override bool  IsHierarchic { get { return true; } }
         public override bool      CanWrite { get { return false; } }
 
+        public FltOpener()
+        {
+            ContainedFormats = new[] { "FG/FWGI", "OGG", "DAT/GENERIC" };
+        }
+
         public override ArcFile TryOpen (ArcView file)
         {
             if (!file.View.AsciiEqual (4, "PACKDATA0000"))
@@ -130,4 +135,9 @@ namespace GameRes.Formats.FrontWing
             0x22, 0x45, 0xF2, 0x65, 0x74, 0x34, 0x35, 0xDE, 0x59, 0x27, 0xA3, 0xFB, 0x0C, 0x80, 0x32, 0xFF,
         };
     }
+
+    [Export(typeof(ResourceAlias))]
+    [ExportMetadata("Extension", "CSF")]
+    [ExportMetadata("Target", "DAT/GENERIC")]
+    public class CsfFormat : ResourceAlias { }
 }

ArcFormats/FrontWing/ImageFG.cs

@@ -23,9 +23,9 @@
 // IN THE SOFTWARE.
 //
 
+using System;
 using System.ComponentModel.Composition;
 using System.IO;
-using System.Windows.Media.Imaging;
 using GameRes.Compression;
 
 namespace GameRes.Formats.FrontWing
@@ -94,7 +94,7 @@ namespace GameRes.Formats.FrontWing
         {
             var fge_name = Path.ChangeExtension (file.Name, ".fge");
             if (!VFS.FileExists (fge_name))
-                return null;
+                throw new OperationCanceledException("Required metadata file '"+Path.GetFileName(fge_name)+"' not found.");
             using (var fg = OpenFg (file))
             {
                 return Fwgi.Value.ReadMetaData (fg);

ArcFormats/GsPack/ArcGsPack.cs

@@ -230,7 +230,7 @@ namespace GameRes.Formats.Gs
     }
 
     [Export(typeof(ScriptFormat))]
-    public class GsScriptFormat : ScriptFormat
+    public class GsScriptFormat : GenericScriptFormat
     {
         public override string         Tag { get { return "SCW"; } }
         public override string Description { get { return "GsWin script file"; } }
@@ -240,15 +240,5 @@ namespace GameRes.Formats.Gs
         {
             Signatures = new uint[] { 0x20574353, 0x35776353, 0x34776353 };
         }
-
-        public override ScriptData Read (string name, Stream file)
-        {
-            throw new NotImplementedException();
-        }
-
-        public override void Write (Stream file, ScriptData script)
-        {
-            throw new NotImplementedException();
-        }
     }
 }

ArcFormats/HSP/ArcDPM.cs

@@ -42,7 +42,7 @@ namespace GameRes.Formats.HSP
 
         public DpmOpener ()
         {
-            Extensions = new string[] { "dpm", "bin" };
+            Extensions = new string[] { "dpm", "bin", "dat" };
             Signatures = new uint[] { 0x584D5044, 0 };
         }
 

ArcFormats/Illusion/ArcPP.cs

@@ -0,0 +1,239 @@
+//! \file       ArcPP.cs
+//! \date       2022 Jun 01
+//! \brief      Illusion resource archive.
+//
+// Copyright (C) 2022 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 GameRes.Utility;
+using System;
+using System.IO;
+using System.Collections.Generic;
+using System.ComponentModel.Composition;
+
+namespace GameRes.Formats.Illusion
+{
+    [Serializable]
+    public class PpEncryptionScheme
+    {
+        public byte     Method;
+        public uint[]   Key;
+    }
+
+    [Serializable]
+    public class PpScheme : ResourceScheme
+    {
+        public IDictionary<string, PpEncryptionScheme>     KnownKeys;
+    }
+
+    public class PpArchive : ArcFile
+    {
+        public readonly byte Method;
+        public readonly PpEncryptionScheme Scheme;
+
+        public PpArchive (ArcView arc, ArchiveFormat impl, ICollection<Entry> dir, byte encMethod, PpEncryptionScheme scheme)
+            : base (arc, impl, dir)
+        {
+            Method = encMethod;
+            Scheme = scheme;
+        }
+    }
+
+    [Export(typeof(ArchiveFormat))]
+    public class PpOpener : ArchiveFormat
+    {
+        public override string         Tag { get { return "PP/ILLUSION"; } }
+        public override string Description { get { return "Illusion resource archive"; } }
+        public override uint     Signature { get { return 0x5650505B; } } // '[PPVER]'
+        public override bool  IsHierarchic { get { return false; } }
+        public override bool      CanWrite { get { return false; } }
+
+        static readonly byte[][] DefaultIndexKey = new byte[][] {
+            new byte[] { 0xFA, 0x49, 0x7B, 0x1C, 0xF9, 0x4D, 0x83, 0x0A },
+		    new byte[] { 0x3A, 0xE3, 0x87, 0xC2, 0xBD, 0x1E, 0xA6, 0xFE }
+        };
+
+        public override ArcFile TryOpen (ArcView file)
+        {
+            if (!file.View.AsciiEqual (0, "[PPVER]\0"))
+                return null;
+
+            var buffer = file.View.ReadBytes (8, 9);
+
+            DecryptIndex (buffer, 0, 4);
+            int version = buffer.ToInt32 (0);
+
+            DecryptIndex (buffer, 4, 1);
+            byte encryption_method = buffer[4];
+            if (encryption_method > 4)
+                return null;
+
+            DecryptIndex (buffer, 5, 4);
+            int count = buffer.ToInt32 (5);
+            if (!IsSaneCount (count))
+                return null;
+
+            if (version < 0x6C)
+                return null;
+            var dir = new List<Entry> (count);
+            uint index_offset = 0x11;
+            uint index_size = (uint)(count * 0x120);
+            var index = file.View.ReadBytes (index_offset, index_size);
+            index_offset += index_size;
+            DecryptIndex (index, 0, index.Length);
+            int pos = 0;
+            for (int i = 0; i < count; ++i)
+            {
+                var name = Binary.GetCString (index, pos, 0x104);
+                pos += 0x104;
+                var entry = Create<Entry> (name);
+                entry.Size   = index.ToUInt32 (pos);
+                entry.Offset = index.ToUInt32 (pos+4);
+                if (!entry.CheckPlacement (file.MaxOffset))
+                    return null;
+                dir.Add (entry);
+                pos += 0x1C;
+            }
+            var scheme = QueryEncryptionScheme (file);
+            if (null == scheme)
+                return null;
+            return new PpArchive (file, this, dir, encryption_method, scheme);
+        }
+
+        public override Stream OpenEntry (ArcFile arc, Entry entry)
+        {
+            var parc = arc as PpArchive;
+            if (null == parc || 2 == parc.Method)
+                return base.OpenEntry (arc, entry);
+            var data = arc.File.View.ReadBytes (entry.Offset, entry.Size);
+            if (1 == parc.Method)
+                DecryptData1 (data, parc.Scheme);
+            else if (3 == parc.Method)
+                DecryptData3 (data, parc.Scheme);
+            else if (4 == parc.Method)
+                data = UnpackData (data);
+            return new BinMemoryStream (data, entry.Name);
+        }
+
+        byte[] UnpackData (byte[] input)
+        {
+            return input; // decompression not implemented
+        }
+
+        void DecryptData1 (byte[] data, PpEncryptionScheme scheme)
+        {
+            if (scheme.Method > 2 || scheme.Key.Length == 0)
+                return;
+            if (0 == scheme.Method)
+            {
+                for (int i = 0; i < data.Length; ++i)
+                {
+                    data[i] ^= (byte)scheme.Key[i % scheme.Key.Length];
+                }
+                return;
+            }
+            unsafe
+            {
+                fixed (byte* data8 = data)
+                {
+                    if (1 == scheme.Method)
+                    {
+                        ushort* data16 = (ushort*)data8;
+                        int size = data.Length / 2;
+                        for (int i = 0; i < size; ++i)
+                        {
+                            data16[i] ^= (ushort)scheme.Key[i % scheme.Key.Length];
+                        }
+                    }
+                    else if (2 == scheme.Method)
+                    {
+                        uint* data32 = (uint*)data8;
+                        int size = data.Length / 4;
+                        for (int i = 0; i < size; ++i)
+                        {
+                            data32[i] ^= scheme.Key[i % scheme.Key.Length];
+                        }
+                    }
+                }
+            }
+        }
+
+        void DecryptData3 (byte[] data, PpEncryptionScheme scheme)
+        {
+            if (scheme.Key.Length < 8)
+                return;
+            var key0 = new ushort[] { (ushort)scheme.Key[0], (ushort)scheme.Key[1], (ushort)scheme.Key[2], (ushort)scheme.Key[3] };
+            var key1 = new ushort[] { (ushort)scheme.Key[4], (ushort)scheme.Key[5], (ushort)scheme.Key[6], (ushort)scheme.Key[7] };
+            unsafe
+            {
+                fixed (byte* data8 = data)
+                {
+                    ushort* data16 = (ushort*)data8;
+                    int size = data.Length / 2;
+                    for (int i = 0; i < size; ++i)
+                    {
+                        int k = i & 3;
+                        key0[k] += key1[k];
+                        data16[i] ^= key0[k];
+                    }
+                }
+            }
+        }
+
+        internal void DecryptIndex (byte[] data, int pos, int length)
+        {
+            var key0 = DefaultIndexKey[0].Clone() as byte[];
+            var key1 = DefaultIndexKey[1];
+            for (int i = 0; i < length; ++i)
+            {
+                int k = i & 7;
+                key0[k] += key1[k];
+                data[pos+i] ^= key0[k];
+            }
+        }
+
+        PpScheme DefaultScheme = new PpScheme
+        {
+            KnownKeys = new Dictionary<string, PpEncryptionScheme>()
+        };
+
+        internal IDictionary<string, PpEncryptionScheme> KnownKeys { get { return DefaultScheme.KnownKeys; } }
+
+        public override ResourceScheme Scheme
+        {
+            get { return DefaultScheme; }
+            set { DefaultScheme = (PpScheme)value; }
+        }
+
+        PpEncryptionScheme QueryEncryptionScheme (ArcView file)
+        {
+            var title = FormatCatalog.Instance.LookupGame (file.Name);
+            if (string.IsNullOrEmpty (title))
+                title = FormatCatalog.Instance.LookupGame (file.Name, @"..\*.exe");
+            if (string.IsNullOrEmpty (title))
+                return null;
+            PpEncryptionScheme key;
+            if (!KnownKeys.TryGetValue (title, out key))
+                return null;
+            return key;
+        }
+    }
+}

ArcFormats/Interheart/ArcFPK.cs

@@ -43,7 +43,7 @@ namespace GameRes.Formats.CandySoft
         public FpkOpener ()
         {
             Signatures = new uint[] { 0, 1 };
-            ContainedFormats = new[] { "BMP", "KG", "OGG", "SCR", "TXT" };
+            ContainedFormats = new[] { "BMP", "KG", "OGG", "SCR", "TXT", "DAT/GENERIC" };
         }
 
         public override ArcFile TryOpen (ArcView file)
@@ -134,19 +134,19 @@ namespace GameRes.Formats.CandySoft
 
         public override Stream OpenEntry (ArcFile arc, Entry entry)
         {
-            var input = arc.File.CreateStream (entry.Offset, entry.Size);
-            if (entry.Size <= 8)
-                return input;
-            var sign = input.Signature;
-            if (0x32434c5a != sign) // 'ZLC2'
-                return input;
-
+            IBinaryStream input = arc.File.CreateStream (entry.Offset, entry.Size);
+            while (input.Length > 8 && input.Signature == 0x32434C5A) // 'ZLC2'
+            {
+                IBinaryStream unpacked;
                 using (input)
-            using (var reader = new Zlc2Reader (input, (int)entry.Size))
+                using (var reader = new Zlc2Reader (input, (int)input.Length))
                 {
                     reader.Unpack();
-                return new BinMemoryStream (reader.Data, entry.Name);
+                    unpacked = new BinMemoryStream (reader.Data, entry.Name);
                 }
+                input = unpacked;
+            }
+            return input.AsStream;
         }
     }
 

ArcFormats/Interheart/ImageBMP.cs

@@ -0,0 +1,111 @@
+//! \file       ImageBMP.cs
+//! \date       2022 Jun 06
+//! \brief      Candy Soft RLE-compressed bitmap.
+//
+// Copyright (C) 2022 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.Imaging;
+
+// [980925][Candy Soft] Osananajimi
+
+namespace GameRes.Formats.Interheart
+{
+    internal class BmpRleMetaData : ImageMetaData
+    {
+        public int HeaderSize;
+        public int UnpackedSize;
+    }
+
+    [Export(typeof(ImageFormat))]
+    public class BmpRleFormat : ImageFormat
+    {
+        public override string         Tag { get { return "BMP/RLE"; } }
+        public override string Description { get { return "Candy Soft RLE-compressed bitmap"; } }
+        public override uint     Signature { get { return 0x32504D42; } } // 'BMP24'
+
+        public override ImageMetaData ReadMetaData (IBinaryStream file)
+        {
+            var header = file.ReadHeader (0x26);
+            if (!header.AsciiEqual ("BMP24RLE")) // also "BMP08RLE" and "BMP16RLE"
+                return null;
+            return new BmpRleMetaData {
+                Width  = header.ToUInt32 (0x1A),
+                Height = header.ToUInt32 (0x1E),
+                BPP    = header.ToUInt16 (0x24),
+                HeaderSize = header.ToInt32 (0x12),
+                UnpackedSize = header.ToInt32 (0x0A),
+            };
+        }
+
+        public override ImageData Read (IBinaryStream file, ImageMetaData info)
+        {
+            var meta = (BmpRleMetaData)info;
+            var output = new byte[meta.UnpackedSize];
+            file.Position = 8;
+            file.Read (output, 0, meta.HeaderSize);
+            var buffer = new byte[3];
+            int dst = meta.HeaderSize;
+            // XXX BMMP08 and BMP16 bitmaps use exactly the same algorithm, just different pixel size
+            file.Read (buffer, 0, 3);
+            while (dst + 3 <= output.Length)
+            {
+                byte r = buffer[0];
+                byte g = buffer[1];
+                byte b = buffer[2];
+                output[dst++] = b;
+                output[dst++] = g;
+                output[dst++] = r;
+                file.Read (buffer, 0, 3);
+                if (r == buffer[0] && g == buffer[1] && b == buffer[2])
+                {
+                    if (dst + 3 > output.Length)
+                        break;
+                    output[dst++] = b;
+                    output[dst++] = g;
+                    output[dst++] = r;
+                    int count = file.ReadUInt16();
+                    while (count --> 0)
+                    {
+                        output[dst++] = b;
+                        output[dst++] = g;
+                        output[dst++] = r;
+                    }
+                    file.Read (buffer, 0, 3);
+                }
+            }
+            using (var input = new BinMemoryStream (output))
+            {
+                var decoder = new BmpBitmapDecoder (input, BitmapCreateOptions.None, BitmapCacheOption.OnLoad);
+                var frame = decoder.Frames[0];
+                frame.Freeze();
+                return new ImageData (frame, info);
+            }
+        }
+
+        public override void Write (Stream file, ImageData image)
+        {
+            throw new System.NotImplementedException ("BmpRleFormat.Write not implemented");
+        }
+    }
+}

ArcFormats/Interheart/ImageHMP.cs

@@ -0,0 +1,96 @@
+//! \file       ImageHMP.cs
+//! \date       2022 Jun 16
+//! \brief      Candy Soft hover map.
+//
+// Copyright (C) 2022 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;
+using System.Windows.Media.Imaging;
+
+namespace GameRes.Formats.Interheart
+{
+    [Export(typeof(ImageFormat))]
+    public class HmpFormat : ImageFormat
+    {
+        public override string         Tag { get { return "HMP"; } }
+        public override string Description { get { return "Interheart hover map"; } }
+        public override uint     Signature { get { return 0; } }
+
+        public override ImageMetaData ReadMetaData (IBinaryStream file)
+        {
+            if (!file.Name.HasExtension (".hmp"))
+                return null;
+            uint width = file.ReadUInt32();
+            uint height = file.ReadUInt32();
+            if (width == 0 || width > 0x7FFF || height == 0 || height > 0x7FFF)
+                return null;
+            return new ImageMetaData { Width = width, Height = height, BPP = 8 };
+        }
+
+        public override ImageData Read (IBinaryStream file, ImageMetaData info)
+        {
+            file.Position = 8;
+            var pixels = file.ReadBytes (info.iWidth * info.iHeight);
+            return ImageData.Create (info, PixelFormats.Indexed8, DefaultPalette, pixels);
+//            return ImageData.Create (info, PixelFormats.Gray8, null, pixels);
+        }
+
+        public override void Write (Stream file, ImageData image)
+        {
+            throw new System.NotImplementedException ("HmpFormat.Write not implemented");
+        }
+
+        static readonly BitmapPalette DefaultPalette = new BitmapPalette (GenerateColors());
+
+        static Color[] GenerateColors ()
+        {
+            var colors = new Color[256];
+            for (int i = 8; i < 256; ++i)
+            {
+                colors[i] = Color.FromRgb ((byte)i, (byte)i, (byte)i);
+            }
+            colors[0] = Color.FromRgb (0x00, 0x00, 0x00);
+            colors[1] = Color.FromRgb (0x00, 0x00, 0x7F);
+            colors[2] = Color.FromRgb (0x00, 0x7F, 0x00);
+            colors[3] = Color.FromRgb (0x00, 0x7F, 0x7F);
+            colors[4] = Color.FromRgb (0x7F, 0x00, 0x00);
+            colors[5] = Color.FromRgb (0x7F, 0x00, 0x7F);
+            colors[6] = Color.FromRgb (0x7F, 0x7F, 0x00);
+            colors[7] = Color.FromRgb (0x7F, 0x7F, 0x7F);
+            colors[8] = Color.FromRgb (0x00, 0x00, 0xFF);
+            colors[9] = Color.FromRgb (0x00, 0xFF, 0x00);
+            colors[10] = Color.FromRgb (0x00, 0xFF, 0xFF);
+            colors[11] = Color.FromRgb (0xFF, 0x00, 0x00);
+            colors[12] = Color.FromRgb (0xFF, 0x00, 0xFF);
+            colors[13] = Color.FromRgb (0xFF, 0xFF, 0x00);
+            colors[14] = Color.FromRgb (0xFF, 0xFF, 0xFF);
+            colors[15] = Color.FromRgb (0xFF, 0x00, 0x7F);
+            colors[16] = Color.FromRgb (0xFF, 0x7F, 0x00);
+            colors[16] = Color.FromRgb (0xFF, 0x7F, 0x7F);
+            colors[17] = Color.FromRgb (0x7F, 0x00, 0xFF);
+            colors[18] = Color.FromRgb (0xFF, 0xFF, 0x7F);
+            return colors;
+        }
+    }
+}

ArcFormats/Kaguya/ArcKaguya.cs

@@ -39,7 +39,7 @@ namespace GameRes.Formats.Kaguya
     [Export(typeof(ArchiveFormat))]
     public class ArcOpener : ArchiveFormat
     {
-        public override string         Tag { get { return "ARI"; } }
+        public override string         Tag { get { return "ARC/ARI"; } }
         public override string Description { get { return "KaGuYa script engine resource archive"; } }
         public override uint     Signature { get { return 0x314c4657; } } // 'WFL1'
         public override bool  IsHierarchic { get { return true; } }
@@ -48,11 +48,12 @@ namespace GameRes.Formats.Kaguya
         public ArcOpener ()
         {
             Extensions = new string[] { "arc" };
+            ContainedFormats = new[] { "AP", "APS3", "OGG", "DAT/GENERIC" };
         }
 
         public override ArcFile TryOpen (ArcView file)
         {
-            var reader = new IndexReader();
+            var reader = new IndexReader (this);
             var dir = reader.ReadIndex (file);
             if (null == dir || 0 == dir.Count)
                 return null;
@@ -77,9 +78,15 @@ namespace GameRes.Formats.Kaguya
 
     internal class IndexReader
     {
+        ArchiveFormat   m_format;
         byte[]          m_name_buf = new byte[0x20];
         List<Entry>     m_dir = new List<Entry>();
 
+        public IndexReader (ArchiveFormat format)
+        {
+            m_format = format;
+        }
+
         public List<Entry> ReadIndex (ArcView file)
         {
             string ari_name = Path.ChangeExtension (file.Name, "ari");
@@ -163,7 +170,7 @@ namespace GameRes.Formats.Kaguya
             else if (1 == entry.Mode)
                 entry.Type = "image";
             else
-                entry.Type = FormatCatalog.Instance.GetTypeFromName (entry.Name);
+                entry.Type = FormatCatalog.Instance.GetTypeFromName (entry.Name, m_format.ContainedFormats);
         }
 
         string ReadName (ArcView file, long offset, int name_len)
@@ -246,4 +253,9 @@ namespace GameRes.Formats.Kaguya
         }
         #endregion
     }
+
+    [Export(typeof(ResourceAlias))]
+    [ExportMetadata("Extension", "TBL")]
+    [ExportMetadata("Target", "DAT/GENERIC")]
+    public class TblFormat : ResourceAlias { }
 }

ArcFormats/Kaguya/ArcLINK.cs

@@ -228,8 +228,7 @@ namespace GameRes.Formats.Kaguya
 
         public virtual LinkEncryption GetEncryption ()
         {
-            var params_dir = VFS.GetDirectoryName (m_input.Name);
-            var params_dat = VFS.CombinePath (params_dir, "params.dat");
+            var params_dat = VFS.ChangeFileName (m_input.Name, "params.dat");
             if (!VFS.FileExists (params_dat))
                 return null;
 
@@ -555,8 +554,10 @@ namespace GameRes.Formats.Kaguya
             m_input.Position = start;
             SkipChunk();
             m_title = ReadString();
-            if (m_version.Major < 3)
+            if (m_version.Major < 2)
                 m_input.ReadCString();
+//            else
+//                SkipString();
             SkipString();
             SkipString();
             m_input.ReadByte();
@@ -583,7 +584,7 @@ namespace GameRes.Formats.Kaguya
         {
             ReadHeader (0x17);
 
-            if ("幼なじみと甘～くエッチに過ごす方法" == m_title)
+            if ("幼なじみと甘～くエッチに過ごす方法" == m_title || "艶女医" == m_title)
             {
                 int count = m_input.ReadUInt8();
                 for (int i = 0; i < count; ++i)
@@ -595,9 +596,16 @@ namespace GameRes.Formats.Kaguya
                 }
                 SkipArray();
                 SkipArray();
+                if ("幼なじみと甘～くエッチに過ごす方法" == m_title)
+                {
                     m_input.ReadInt32();
                     return m_input.ReadBytes (240000);
                 }
+                else
+                {
+                    return ReadKey();
+                }
+            }
             else // 毎日がＭ！
             {
                 int count = m_input.ReadUInt8();

ArcFormats/KiriKiri/CroixCrypt.cs

@@ -0,0 +1,166 @@
+//! \file       CroixCrypt.cs
+//! \date       2017 Dec 27
+//! \brief      Croix encryption algorithm for KiriKiri.
+//
+// Copyright (C) 2017 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.
+//
+
+namespace GameRes.Formats.KiriKiri
+{
+    [Serializable]
+    public class CroixCrypt : ICrypt
+    {
+//        ulong    sigdata_checksum = 0xA86704CF2727BE76;
+        ulong    sigdata_checksum = 0x6C04B9AB66EF2EF0;
+
+        public override void Decrypt (Xp3Entry entry, long offset, byte[] data, int pos, int count)
+        {
+            uint v16 = 0x6EDC44A8;
+            uint v17 = 0x139E;
+            uint v19 = 0x4B93;
+            for (int i = 0; i < 0x3D; ++i)
+            {
+                v17 += byte_10014F64[i];
+                v19 += v17;
+            }
+            v17 %= 0xFFEFu;
+            v19 %= 0xFFEFu;
+            uint v21 = v17 ^ (v19 << 16);
+            uint v22 = (v21 & 0xF | ((v21 & 0xFFFFFFF0) << 14)) << 3
+                     | ((v21 & 0x18000 | ((v21 & 0x1F00000
+                                      | ((v21 & 0xE0000 | (v21 >> 1) & 0x7F000000) >> 13)) >> 3)) >> 1);
+            uint v25 = ~(((v16 & 0x78 | (v16 >> 14) & 0x3FF80) >> 3) | (v16 & 0xC000 | (v16 & 0x1F0000 
+                                            | ((v16 & 7 | 2 * (v16 & 0xFFFFFF80)) << 13)) << 3) << 1);
+            for (int i = 0; i < 0x3D; ++i)
+            {
+                v25 = dword_10014070[(v25 ^ byte_10014F64[i]) & 0xFF] ^ (v25 >> 8);
+            }
+            v25 = ~v25;
+            v25 = (v25 & 0xF | ((v25 & 0xFFFFFFF0) << 14)) << 3
+                | (v25 & 0x18000 | ((v25 & 0x1F00000 | ((v25 & 0xE0000 | (v25 >> 1) & 0x7F000000) >> 13)) >> 3)) >> 1;
+            uint v29 = 0x5793CE00;
+            uint v71 = v22 ^ (v29 << 21);
+            uint v75 = v25 ^ (v29 >> 11);
+            ulong v33 = sigdata_checksum ^ 0x5793CE00u ^ v71 ^ ((ulong)v75 << 32);
+            uint v55 = (uint)(v33 >> 17);
+            uint hash = entry.Hash ^ v55 ^ 0x15C3F972u;
+            for (int i = 0; i < count; ++i)
+            {
+                int shift = (((int)offset + i) & 3) << 3;
+                uint v40 = data[pos+i] ^ (hash >> shift);
+                v40 -= 0xE3AD9ACBu >> shift;
+                v40 ^= (byte)(offset >> ((((int)offset + i) & 7) << 3));
+                v40 += 0xFECAB9F2u >> shift;
+                data[pos+i] = (byte)v40;
+            }
+            hash = entry.Hash ^ 0x27D3BCA1;
+            for (int i = 0; i < count; ++i)
+            {
+                int shift = (((int)offset + i) & 3) << 3;
+                uint v40 = data[pos+i] ^ (hash >> shift);
+                v40 -= 0xE3779ACBu >> shift;
+                v40 ^= (byte)(offset >> ((((int)offset + i) & 7) << 3));
+                v40 += 0xFDCAB972u >> shift;
+                data[pos+i] = (byte)v40;
+            }
+            hash = entry.Hash & 0x7FFFFFFF;
+            var v83 = new byte[0x1F];
+            for (int i = 0; i < 0x1F; ++i)
+            {
+                v83[i] = (byte)hash;
+                hash = v55 ^ (hash >> 8 | (hash & 0xFF) << 23);
+            }
+            uint v58 = 0;
+            uint v59 = 0;
+            var v84 = new byte[0x3D];
+            for (int i = 0; i < 0x3D; ++i)
+            {
+                byte v61 = (byte)v58;
+                v84[i] = v61;
+                v58 = v55 ^ (uint)(v59 << 24 | v58 >> 8);
+                v59 = v59 >> 8 | (uint)v61 << 21;
+            }
+            for (int i = 0; i < count; ++i)
+            {
+                long v63 = offset + i;
+                data[pos+i] ^= v83[v63 % 0x1F];
+                data[pos+i] += (byte)(v55 ^ v84[v63 % 0x3D] ^ byte_10014F64[v63 % 0x3D]);
+            }
+        }
+
+        static ulong v160 = 0xA5665A5F061EC576;
+        static ulong CRC  = 0xE51804DAE70D133E;
+
+//        static ulong v160 = 0xA6129778061EC576;
+//        static ulong CRC  = 0xE4EFF66CE70D133E;
+        static byte[] byte_10014F64 = InitTable();
+
+        static byte[] InitTable ()
+        {
+            var key = new byte[0x3D];
+            uint v58 = (uint)(v160 + CRC);
+            uint v59 = (uint)((v160 + CRC) >> 32) & 0x1FFFFFFF;
+            for (int i = 0; i < 0x3D; ++i)
+            {
+                byte v61 = (byte)v58;
+                key[i] = v61;
+                v58 = v59 << 24 | v58 >> 8;
+                v59 = v59 >> 8 | (uint)v61 << 21;
+            }
+            return key;
+        }
+
+        static readonly uint[] dword_10014070 = {
+            0x00000000, 0x09073096, 0x120E612C, 0x1B0951BA, 0xFF6DC419, 0xF66AF48F, 0xED63A535, 0xE46495A3,
+            0xFEDB8832, 0xF7DCB8A4, 0xECD5E91E, 0xE5D2D988, 0x01B64C2B, 0x08B17CBD, 0x13B82D07, 0x1ABF1D91,
+            0xFDB71064, 0xF4B020F2, 0xEFB97148, 0xE6BE41DE, 0x02DAD47D, 0x0BDDE4EB, 0x10D4B551, 0x19D385C7,
+            0x036C9856, 0x0A6BA8C0, 0x1162F97A, 0x1865C9EC, 0xFC015C4F, 0xF5066CD9, 0xEE0F3D63, 0xE7080DF5,
+            0xFB6E20C8, 0xF269105E, 0xE96041E4, 0xE0677172, 0x0403E4D1, 0x0D04D447, 0x160D85FD, 0x1F0AB56B,
+            0x05B5A8FA, 0x0CB2986C, 0x17BBC9D6, 0x1EBCF940, 0xFAD86CE3, 0xF3DF5C75, 0xE8D60DCF, 0xE1D13D59,
+            0x06D930AC, 0x0FDE003A, 0x14D75180, 0x1DD06116, 0xF9B4F4B5, 0xF0B3C423, 0xEBBA9599, 0xE2BDA50F,
+            0xF802B89E, 0xF1058808, 0xEA0CD9B2, 0xE30BE924, 0x076F7C87, 0x0E684C11, 0x15611DAB, 0x1C662D3D,
+            0xF6DC4190, 0xFFDB7106, 0xE4D220BC, 0xEDD5102A, 0x09B18589, 0x00B6B51F, 0x1BBFE4A5, 0x12B8D433,
+            0x0807C9A2, 0x0100F934, 0x1A09A88E, 0x130E9818, 0xF76A0DBB, 0xFE6D3D2D, 0xE5646C97, 0xEC635C01,
+            0x0B6B51F4, 0x026C6162, 0x196530D8, 0x1062004E, 0xF40695ED, 0xFD01A57B, 0xE608F4C1, 0xEF0FC457,
+            0xF5B0D9C6, 0xFCB7E950, 0xE7BEB8EA, 0xEEB9887C, 0x0ADD1DDF, 0x03DA2D49, 0x18D37CF3, 0x11D44C65,
+            0x0DB26158, 0x04B551CE, 0x1FBC0074, 0x16BB30E2, 0xF2DFA541, 0xFBD895D7, 0xE0D1C46D, 0xE9D6F4FB,
+            0xF369E96A, 0xFA6ED9FC, 0xE1678846, 0xE860B8D0, 0x0C042D73, 0x05031DE5, 0x1E0A4C5F, 0x170D7CC9,
+            0xF005713C, 0xF90241AA, 0xE20B1010, 0xEB0C2086, 0x0F68B525, 0x066F85B3, 0x1D66D409, 0x1461E49F,
+            0x0EDEF90E, 0x07D9C998, 0x1CD09822, 0x15D7A8B4, 0xF1B33D17, 0xF8B40D81, 0xE3BD5C3B, 0xEABA6CAD,
+            0xEDB88320, 0xE4BFB3B6, 0xFFB6E20C, 0xF6B1D29A, 0x12D54739, 0x1BD277AF, 0x00DB2615, 0x09DC1683,
+            0x13630B12, 0x1A643B84, 0x016D6A3E, 0x086A5AA8, 0xEC0ECF0B, 0xE509FF9D, 0xFE00AE27, 0xF7079EB1,
+            0x100F9344, 0x1908A3D2, 0x0201F268, 0x0B06C2FE, 0xEF62575D, 0xE66567CB, 0xFD6C3671, 0xF46B06E7,
+            0xEED41B76, 0xE7D32BE0, 0xFCDA7A5A, 0xF5DD4ACC, 0x11B9DF6F, 0x18BEEFF9, 0x03B7BE43, 0x0AB08ED5,
+            0x16D6A3E8, 0x1FD1937E, 0x04D8C2C4, 0x0DDFF252, 0xE9BB67F1, 0xE0BC5767, 0xFBB506DD, 0xF2B2364B,
+            0xE80D2BDA, 0xE10A1B4C, 0xFA034AF6, 0xF3047A60, 0x1760EFC3, 0x1E67DF55, 0x056E8EEF, 0x0C69BE79,
+            0xEB61B38C, 0xE266831A, 0xF96FD2A0, 0xF068E236, 0x140C7795, 0x1D0B4703, 0x060216B9, 0x0F05262F,
+            0x15BA3BBE, 0x1CBD0B28, 0x07B45A92, 0x0EB36A04, 0xEAD7FFA7, 0xE3D0CF31, 0xF8D99E8B, 0xF1DEAE1D,
+            0x1B64C2B0, 0x1263F226, 0x096AA39C, 0x006D930A, 0xE40906A9, 0xED0E363F, 0xF6076785, 0xFF005713,
+            0xE5BF4A82, 0xECB87A14, 0xF7B12BAE, 0xFEB61B38, 0x1AD28E9B, 0x13D5BE0D, 0x08DCEFB7, 0x01DBDF21,
+            0xE6D3D2D4, 0xEFD4E242, 0xF4DDB3F8, 0xFDDA836E, 0x19BE16CD, 0x10B9265B, 0x0BB077E1, 0x02B74777,
+            0x18085AE6, 0x110F6A70, 0x0A063BCA, 0x03010B5C, 0xE7659EFF, 0xEE62AE69, 0xF56BFFD3, 0xFC6CCF45,
+            0xE00AE278, 0xE90DD2EE, 0xF2048354, 0xFB03B3C2, 0x1F672661, 0x166016F7, 0x0D69474D, 0x046E77DB,
+            0x1ED16A4A, 0x17D65ADC, 0x0CDF0B66, 0x05D83BF0, 0xE1BCAE53, 0xE8BB9EC5, 0xF3B2CF7F, 0xFAB5FFE9,
+            0x1DBDF21C, 0x14BAC28A, 0x0FB39330, 0x06B4A3A6, 0xE2D03605, 0xEBD70693, 0xF0DE5729, 0xF9D967BF,
+            0xE3667A2E, 0xEA614AB8, 0xF1681B02, 0xF86F2B94, 0x1C0BBE37, 0x150C8EA1, 0x0E05DF1B, 0x0702EF8D,
+        };
+    }
+}

ArcFormats/KiriKiri/CryptAlgorithms.cs

@@ -1406,4 +1406,43 @@ namespace GameRes.Formats.KiriKiri
             return key;
         }
     }
+
+    [Serializable]
+    public class GensouCrypt : ICrypt
+    {
+        byte[]  Key1;
+        uint[]  Key2;
+
+        public GensouCrypt (byte[] key1, uint[] key2)
+        {
+            Key1 = key1;
+            Key2 = key2;
+            StartupTjsNotEncrypted = true;
+        }
+
+        public override void Decrypt (Xp3Entry entry, long offset, byte[] buffer, int pos, int count)
+        {
+            ushort off16 = (ushort)offset;
+            for (int i = 0; i < count; ++i)
+            {
+                buffer[pos+i] ^= (byte)(Key1[(Key2[off16 >> 3] >> ((off16 & 7) << 2)) & 0xF]
+                                        ^ ((Key2[off16 >> 3] ^ entry.Hash) >> ((off16 & 3) << 3)));
+                off16++;
+            }
+        }
+
+        public override void Encrypt (Xp3Entry entry, long offset, byte[] buffer, int pos, int count)
+        {
+            Decrypt (entry, offset, buffer, pos, count);
+        }
+
+        public override void Init (ArcFile arc)
+        {
+            foreach (Xp3Entry entry in arc.Dir.Where (e => VFS.IsPathEqualsToFileName (e.Name, "btext.dll")
+                                                        || VFS.IsPathEqualsToFileName (e.Name, "initialize.tjs")))
+            {
+                entry.Cipher = Xp3Opener.NoCryptAlgorithm;
+            }
+        }
+    }
 }

ArcFormats/Lambda/ImageCLS.cs

@@ -34,6 +34,7 @@ namespace GameRes.Formats.Lambda
     internal class ClsMetaData : ImageMetaData
     {
         public int FrameOffset;
+        public bool IsCompressed;
     }
 
     [Export(typeof(ImageFormat))]
@@ -67,8 +68,7 @@ namespace GameRes.Formats.Lambda
             int y = file.ReadInt32();
 
             file.Position = frame_offset+0x30;
-            if (file.ReadByte() != 1)
-                return null;
+            bool compressed = file.ReadByte() != 0;
             int format = file.ReadByte();
             if (format != 4 && format != 5 && format != 2)
                 return null;
@@ -79,6 +79,7 @@ namespace GameRes.Formats.Lambda
                 OffsetY = y,
                 BPP = 8 * (format - 1),
                 FrameOffset = frame_offset,
+                IsCompressed = compressed,
             };
         }
 
@@ -104,6 +105,7 @@ namespace GameRes.Formats.Lambda
         int             m_channels;
         int             m_base_offset;
         int[]           m_rows_sizes;
+        bool            m_compressed;
 
         public PixelFormat    Format { get; private set; }
         public BitmapPalette Palette { get; private set; }
@@ -112,6 +114,7 @@ namespace GameRes.Formats.Lambda
         {
             m_input = input;
             m_base_offset = info.FrameOffset;
+            m_compressed = info.IsCompressed;
             m_width = (int)info.Width;
             m_height = (int)info.Height;
             m_channels = info.BPP / 8;
@@ -120,7 +123,7 @@ namespace GameRes.Formats.Lambda
             else if (4 == m_channels)
                 Format = PixelFormats.Bgra32;
             else
-                Format = PixelFormats.Bgr32;
+                Format = PixelFormats.Bgr24;
             m_channel = new byte[m_width * m_height];
             m_rows_sizes = new int[m_height];
         }
@@ -148,13 +151,20 @@ namespace GameRes.Formats.Lambda
                 UnpackChannel (sizes[0]);
                 return m_channel;
             }
-            var output = new byte[m_width * m_height * 4];
+            else if (!m_compressed)
+            {
+                var pixels = new byte[sizes[0]];
+                SetPosition (offsets[0]);
+                m_input.Read (pixels, 0, pixels.Length);
+                return pixels;
+            }
+            var output = new byte[m_width * m_height * m_channels];
             for (int i = 0; i < m_channels; ++i)
             {
                 SetPosition (offsets[i]);
                 UnpackChannel (sizes[i]);
                 int src = 0;
-                for (int dst = ChannelOrder[i]; dst < output.Length; dst += 4)
+                for (int dst = ChannelOrder[i]; dst < output.Length; dst += m_channels)
                 {
                     output[dst] = m_channel[src++];
                 }
@@ -169,6 +179,11 @@ namespace GameRes.Formats.Lambda
 
         void UnpackChannel (int size)
         {
+            if (!m_compressed)
+            {
+                ReadV0 (size);
+                return;
+            }
             int method = Binary.BigEndian (m_input.ReadUInt16());
             if (method > 1)
                 throw new InvalidFormatException();

ArcFormats/Liar/ArcXFL.cs

@@ -181,7 +181,7 @@ namespace GameRes.Formats.Liar
     }
 
     //[Export(typeof(ScriptFormat))]
-    public class GscFormat : ScriptFormat
+    public class GscFormat : GenericScriptFormat
     {
         public override string Tag { get { return "GSC"; } }
         public override string Description { get { return Strings.arcStrings.GSCDescription; } }

ArcFormats/Lilim/ArcAOS.cs

@@ -41,6 +41,11 @@ namespace GameRes.Formats.Lilim
         public override bool  IsHierarchic { get { return false; } }
         public override bool      CanWrite { get { return false; } }
 
+        public AosOpener ()
+        {
+            ContainedFormats = new[] { "BMP", "ABM", "IMG/BMP", "DAT/GENERIC", "OGG" };
+        }
+
         static readonly byte[] IndexLink = Enumerable.Repeat<byte> (0xff, 0x10).ToArray();
         static readonly byte[] IndexEnd  = Enumerable.Repeat<byte> (0, 0x10).ToArray();
 

ArcFormats/Macromedia/ArcCCT.cs

@@ -32,13 +32,13 @@ using System.Text;
 using GameRes.Compression;
 using GameRes.Utility;
 
-namespace GameRes.Formats.Selen
+namespace GameRes.Formats.Macromedia
 {
     [Export(typeof(ArchiveFormat))]
     public class CctOpener : ArchiveFormat
     {
         public override string         Tag { get { return "CCT"; } }
-        public override string Description { get { return "Macromedia Director resource archive"; } }
+        public override string Description { get { return "Macromedia Shockwave resource archive"; } }
         public override uint     Signature { get { return 0x52494658; } } // 'XFIR'
         public override bool  IsHierarchic { get { return false; } }
         public override bool      CanWrite { get { return false; } }

ArcFormats/Macromedia/ArcDXR.cs

@@ -0,0 +1,286 @@
+//! \file       ArcDXR.cs
+//! \date       2023 Aug 17
+//! \brief      Macromedia Director presentation container.
+//
+// Copyright (C) 2023 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 GameRes.Utility;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel.Composition;
+using System.Diagnostics;
+using System.IO;
+using System.Linq;
+using System.Windows.Media;
+using System.Windows.Media.Imaging;
+
+namespace GameRes.Formats.Macromedia
+{
+    [Export(typeof(ArchiveFormat))]
+    public class DxrOpener : ArchiveFormat
+    {
+        public override string         Tag { get => "DXR"; }
+        public override string Description { get => "Macromedia Director resource archive"; }
+        public override uint     Signature { get => 0x52494658; } // 'XFIR'
+        public override bool  IsHierarchic { get => false; }
+        public override bool      CanWrite { get => false; }
+
+        public DxrOpener ()
+        {
+            Extensions = new[] { "dxr", "cxt" };
+            Signatures = new[] { 0x52494658u, 0x58464952u };
+        }
+
+        internal static readonly HashSet<string> RawChunks = new HashSet<string> {
+            "RTE0", "RTE1", "FXmp", "VWFI", "VWSC", "Lscr", "STXT",
+        };
+
+        internal bool ConvertText = true;
+
+        public override ArcFile TryOpen (ArcView file)
+        {
+            using (var input = file.CreateStream())
+            {
+                ByteOrder ord = input.Signature == 0x52494658u ? ByteOrder.LittleEndian : ByteOrder.BigEndian;
+                var reader = new Reader (input, ord);
+                reader.Position = 4;
+                uint length = reader.ReadU32();
+                var context = new SerializationContext();
+                var dir_file = new DirectorFile();
+                if (!dir_file.Deserialize (context, reader))
+                    return null;
+
+                var dir = new List<Entry> ();
+                ImportMedia (dir_file, dir);
+                foreach (MemoryMapEntry entry in dir_file.MMap.Dir)
+                {
+                    if (RawChunks.Contains (entry.FourCC))
+                    {
+                        entry.Name = string.Format ("{0:D6}.{1}", entry.Id, entry.FourCC.Trim());
+                        dir.Add (entry);
+                    }
+                }
+                return new ArcFile (file, this, dir);
+            }
+        }
+
+        public override Stream OpenEntry (ArcFile arc, Entry entry)
+        {
+            var snd = entry as SoundEntry;
+            if (snd != null)
+                return OpenSound (arc, snd);
+            var ment = entry as MemoryMapEntry;
+            if (!ConvertText || null == ment || ment.FourCC != "STXT")
+                return base.OpenEntry (arc, entry);
+            uint offset = Binary.BigEndian (arc.File.View.ReadUInt32 (entry.Offset));
+            uint length = Binary.BigEndian (arc.File.View.ReadUInt32 (entry.Offset + 4));
+            return arc.File.CreateStream (entry.Offset + offset, length);
+        }
+
+        internal Stream OpenSound (ArcFile arc, SoundEntry entry)
+        {
+            var header = arc.File.View.ReadBytes (entry.Header.Offset, entry.Header.Size);
+            var format = entry.DeserializeHeader (header);
+            var riff = new MemoryStream (0x2C);
+            WaveAudio.WriteRiffHeader (riff, format, entry.Size);
+            if (format.BitsPerSample < 16)
+            {
+                using (riff)
+                {
+                    var input = arc.File.CreateStream (entry.Offset, entry.Size);
+                    return new PrefixStream (riff.ToArray(), input);
+                }
+            }
+            // samples are stored in big-endian format
+            var samples = arc.File.View.ReadBytes (entry.Offset, entry.Size);
+            for (int i = 1; i < samples.Length; i += 2)
+            {
+                byte s = samples[i-1];
+                samples[i-1] = samples[i];
+                samples[i] = s;
+            }
+            riff.Write (samples, 0, samples.Length);
+            riff.Position = 0;
+            return riff;
+        }
+
+        void ImportMedia (DirectorFile dir_file, List<Entry> dir)
+        {
+            var seen_ids = new HashSet<int>();
+            var mmap = dir_file.MMap;
+            foreach (var cast in dir_file.Casts)
+            {
+                foreach (var piece in cast.Members.Values)
+                {
+                    if (seen_ids.Contains (piece.Id))
+                        continue;
+                    seen_ids.Add (piece.Id);
+                    Entry entry = null;
+                    if (piece.Type == DataType.Bitmap)
+                        entry = ImportBitmap (piece, dir_file, cast);
+                    else if (piece.Type == DataType.Sound)
+                        entry = ImportSound (piece, dir_file);
+                    if (entry != null)
+                        dir.Add (entry);
+                }
+            }
+        }
+
+        Entry ImportSound (CastMember sound, DirectorFile dir_file)
+        {
+            var sndHrec = dir_file.KeyTable.FindByCast (sound.Id, "sndH");
+            var sndSrec = dir_file.KeyTable.FindByCast (sound.Id, "sndS");
+            if (sndHrec == null || sndSrec == null)
+                return null;
+            var name = sound.Info.Name;
+            var sndH = dir_file.MMap[sndHrec.Id];
+            var sndS = dir_file.MMap[sndSrec.Id];
+            if (string.IsNullOrEmpty (name))
+                name = sndSrec.Id.ToString ("D6");
+            return new SoundEntry
+            {
+                Name   = name + ".snd",
+                Type   = "audio",
+                Offset = sndS.Offset,
+                Size   = sndS.Size,
+                Header = sndH,
+            };
+        }
+
+        Entry ImportBitmap (CastMember bitmap, DirectorFile dir_file, Cast cast)
+        {
+            var bitd = dir_file.KeyTable.FindByCast (bitmap.Id, "BITD");
+            if (bitd == null)
+                return null;
+            var entry = new BitmapEntry();
+            entry.DeserializeHeader (bitmap.SpecificData);
+            var name = bitmap.Info.Name;
+            if (string.IsNullOrEmpty (name))
+                name = bitd.Id.ToString ("D6");
+            var chunk = dir_file.MMap[bitd.Id];
+            entry.Name   = name + ".BITD";
+            entry.Type   = "image";
+            entry.Offset = chunk.Offset;
+            entry.Size   = chunk.Size;
+            if (entry.Palette > 0)
+            {
+                var cast_id = cast.Index[entry.Palette-1];
+                var clut = dir_file.KeyTable.FindByCast (cast_id, "CLUT");
+                if (clut != null)
+                    entry.PaletteRef = dir_file.MMap[clut.Id];
+            }
+            return entry;
+        }
+
+        public override IImageDecoder OpenImage (ArcFile arc, Entry entry)
+        {
+            var bent = entry as BitmapEntry;
+            if (null == bent)
+                return base.OpenImage (arc, entry);
+            BitmapPalette palette = null;
+            if (bent.PaletteRef != null)
+            {
+                var pal_bytes = arc.File.View.ReadBytes (bent.PaletteRef.Offset, bent.PaletteRef.Size);
+                palette = ReadPalette (pal_bytes);
+            }
+            else if (bent.BitDepth <= 8)
+            {
+                switch (bent.Palette)
+                {
+                case 0:     palette = Palettes.SystemMac; break;
+                case -1:    palette = Palettes.Rainbow; break;
+                case -2:    palette = Palettes.Grayscale; break;
+                case -100:  palette = Palettes.WindowsDirector4; break;
+                default:
+                case -101:  palette = Palettes.SystemWindows; break;
+                }
+            }
+            var input = arc.File.CreateStream (entry.Offset, entry.Size);
+            var info = new ImageMetaData {
+                Width = (uint)(bent.Right - bent.Left),
+                Height = (uint)(bent.Bottom - bent.Top),
+                BPP = bent.BitDepth
+            };
+            return new BitdDecoder (input.AsStream, info, palette);
+        }
+
+        BitmapPalette ReadPalette (byte[] data)
+        {
+            int num_colors = data.Length / 6;
+            var colors = new Color[num_colors];
+            for (int i = 0; i < data.Length; i += 6)
+            {
+                colors[i/6] = Color.FromRgb (data[i], data[i+2], data[i+4]);
+            }
+            return new BitmapPalette (colors);
+        }
+    }
+
+    internal class BitmapEntry : Entry
+    {
+        public byte Flags;
+        public byte DepthType;
+        public int  Top;
+        public int  Left;
+        public int  Bottom;
+        public int  Right;
+        public int  BitDepth;
+        public int  Palette;
+        public Entry PaletteRef;
+
+        public void DeserializeHeader (byte[] data)
+        {
+            using (var input = new MemoryStream (data, false))
+            {
+                var reader = new Reader (input, ByteOrder.BigEndian);
+                DepthType = reader.ReadU8();
+                Flags  = reader.ReadU8();
+                Top    = reader.ReadI16();
+                Left   = reader.ReadI16();
+                Bottom = reader.ReadI16();
+                Right  = reader.ReadI16();
+                reader.Skip (0x0C);
+                BitDepth = reader.ReadU16() & 0xFF; // ???
+                reader.Skip (2);
+                Palette = reader.ReadI16();
+            }
+        }
+    }
+
+    internal class SoundEntry : Entry
+    {
+        public Entry    Header;
+
+        public WaveFormat DeserializeHeader (byte[] header)
+        {
+            // pure guesswork
+            return new WaveFormat {
+                FormatTag             = 1,
+                Channels              = (ushort)BigEndian.ToUInt32 (header, 0x4C),
+                SamplesPerSecond      = BigEndian.ToUInt32 (header, 0x2C),
+                AverageBytesPerSecond = BigEndian.ToUInt32 (header, 0x30),
+                BlockAlign            = (ushort)BigEndian.ToUInt32 (header, 0x50),
+                BitsPerSample         = (ushort)BigEndian.ToUInt32 (header, 0x44),
+            };
+        }
+    }
+}

ArcFormats/Macromedia/DirectorFile.cs

@@ -0,0 +1,712 @@
+//! \file       DirectorFile.cs
+//! \date       2023 Aug 21
+//! \brief      Macromedia Director container deserialization.
+//
+// Copyright (C) 2023 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 GameRes.Utility;
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Text;
+
+namespace GameRes.Formats.Macromedia
+{
+    internal enum ByteOrder
+    {
+        LittleEndian, BigEndian
+    }
+
+    internal enum DataType
+    {
+        Null        = 0,
+        Bitmap      = 1,
+        FilmLoop    = 2,
+        Text        = 3,
+        Palette     = 4,
+        Picture     = 5,
+        Sound       = 6,
+        Button      = 7,
+        Shape       = 8,
+        Movie       = 9,
+        DigitalVideo = 10,
+        Script      = 11,
+        RTE         = 12,
+    }
+
+    internal class SerializationContext
+    {
+        public int          Version;
+        public Encoding     Encoding;
+
+        public SerializationContext ()
+        {
+            Encoding = Encodings.cp932;
+        }
+    }
+
+    internal class DirectorFile
+    {
+        MemoryMap       m_mmap = new MemoryMap();
+        KeyTable        m_keyTable = new KeyTable();
+        DirectorConfig  m_config = new DirectorConfig();
+        List<Cast>      m_casts = new List<Cast>();
+
+        public MemoryMap    MMap     => m_mmap;
+        public KeyTable     KeyTable => m_keyTable;
+        public DirectorConfig Config => m_config;
+        public List<Cast>   Casts    => m_casts;
+
+        public bool Deserialize (SerializationContext context, Reader reader)
+        {
+            reader.Position = 8;
+            string codec = reader.ReadFourCC();
+            if (codec != "MV93" && codec != "MC95")
+                return false;
+            return ReadMMap (context, reader)
+                && ReadKeyTable (context, reader)
+                && ReadConfig (context, reader)
+                && ReadCasts (context, reader);
+        }
+
+        bool ReadMMap (SerializationContext context, Reader reader)
+        {
+            if (reader.ReadFourCC() != "imap")
+                return false;
+            reader.Skip (8);
+            uint mmap_pos = reader.ReadU32();
+            reader.Position = mmap_pos;
+            if (reader.ReadFourCC() != "mmap")
+                return false;
+            reader.Position = mmap_pos + 8;
+            MMap.Deserialize (context, reader);
+            return true;
+        }
+
+        bool ReadKeyTable (SerializationContext context, Reader reader)
+        {
+            var key_chunk = MMap.Find ("KEY*");
+            if (null == key_chunk)
+                return false;
+            reader.Position = key_chunk.Offset;
+            KeyTable.Deserialize (context, reader);
+            return true;
+        }
+
+        bool ReadConfig (SerializationContext context, Reader reader)
+        {
+            var config_chunk = MMap.Find ("VWCF") ?? MMap.Find ("DRCF");
+            if (null == config_chunk)
+                return false;
+            reader.Position = config_chunk.Offset;
+            Config.Deserialize (context, reader);
+            context.Version = Config.Version;
+            return true;
+        }
+
+        bool ReadCasts (SerializationContext context, Reader reader)
+        {
+            if (context.Version > 1200)
+            {
+                var mcsl = MMap.Find ("MCsL");
+                if (mcsl != null)
+                {
+                    reader.Position = mcsl.Offset;
+                    var cast_list = new CastList();
+                    cast_list.Deserialize (context, reader);
+                    foreach (var entry in cast_list.Entries)
+                    {
+                        var key_entry = KeyTable.FindByCast (entry.Id, "CAS*");
+                        if (key_entry != null)
+                        {
+                            var mmap_entry = MMap[key_entry.Id];
+                            var cast = new Cast (context, reader, mmap_entry);
+                            if (!PopulateCast (cast, context, reader, entry))
+                                return false;
+                            Casts.Add (cast);
+                        }
+                    }
+                    return true;
+                }
+            }
+            var cas_chunk = MMap.Find ("CAS*");
+            if (null == cas_chunk)
+                return false;
+            var new_entry = new CastListEntry { Name = "internal", Id = 0x400, MinMember = Config.MinMember };
+            var new_cast = new Cast (context, reader, cas_chunk);
+            if (!PopulateCast (new_cast, context, reader, new_entry))
+                return false;
+            Casts.Add (new_cast);
+            return true;
+        }
+
+        public bool PopulateCast (Cast cast, SerializationContext context, Reader reader, CastListEntry entry)
+        {
+            cast.Name = entry.Name;
+            /*
+            var lctx_ref = KeyTable.Table.Find (e => e.CastId == entry.Id && (e.FourCC == "Lctx" || e.FourCC == "LctX"));
+            MemoryMapEntry lctx_chunk = null;
+            if (lctx_ref != null)
+                lctx_chunk = MMap[lctx_ref.Id];
+            else
+                lctx_chunk = MMap.Dir.Find (e => e.FourCC == "Lctx" || e.FourCC == "LctX");
+            if (null == lctx_chunk)
+                return false;
+            reader.Position = lctx_chunk.Offset;
+            var lctx = new ScriptContext();
+            lctx.Deserialize (context, reader);
+            cast.Context = lctx;
+            */
+            for (int i = 0; i < cast.Index.Length; ++i)
+            {
+                int chunk_id = cast.Index[i];
+                if (chunk_id > 0)
+                {
+                    var chunk = MMap[chunk_id];
+                    var member = new CastMember();
+                    member.Id = chunk_id;
+                    reader.Position = chunk.Offset;
+                    member.Deserialize (context, reader);
+                    cast.Members[member.Id] = member;
+                }
+            }
+            return true;
+        }
+    }
+
+    internal class CastMember
+    {
+        public DataType     Type;
+        public CastInfo     Info = new CastInfo();
+        public byte[]       SpecificData;
+        public byte         Flags;
+        public int          Id;
+
+        public void Deserialize (SerializationContext context, Reader reader)
+        {
+            reader = reader.CloneUnless (ByteOrder.BigEndian);
+            if (context.Version > 1200)
+            {
+                Type = (DataType)reader.ReadI32();
+                int info_length = reader.ReadI32();
+                int data_length = reader.ReadI32();
+                if (info_length > 0)
+                {
+                    Info.Deserialize (context, reader);
+                }
+                SpecificData = reader.ReadBytes (data_length);
+            }
+            else
+            {
+                int data_length = reader.ReadU16();
+                int info_length = reader.ReadI32();
+                Type = (DataType)reader.ReadU8();
+                --data_length;
+                if (data_length > 0)
+                {
+                    Flags = reader.ReadU8();
+                    --data_length;
+                }
+                SpecificData = reader.ReadBytes (data_length);
+                if (info_length > 0)
+                {
+                    Info.Deserialize (context, reader);
+                }
+            }
+        }
+    }
+
+    internal class CastInfo
+    {
+        public uint     DataOffset;
+        public uint     ScriptKey;
+        public uint     Flags;
+        public int      ScriptId;
+        public string   Name;
+        public string   SourceText;
+        public List<byte[]> Items = new List<byte[]>();
+
+        public void Deserialize (SerializationContext context, Reader reader)
+        {
+            long base_offset = reader.Position;
+            DataOffset = reader.ReadU32();
+            ScriptKey = reader.ReadU32();
+            reader.Skip (4);
+            Flags = reader.ReadU32();
+            ScriptId = reader.ReadI32();
+            reader.Position = base_offset + DataOffset;
+            int table_len = reader.ReadU16();
+            var offsets = new int[table_len];
+            for (int i = 0; i < table_len; ++i)
+                offsets[i] = reader.ReadI32();
+
+            int data_length = reader.ReadI32();
+            long list_offset = reader.Position;
+            Items.Clear();
+            Items.Capacity = offsets.Length;
+            for (int i = 0; i < offsets.Length; ++i)
+            {
+                int offset = offsets[i];
+                int next_offset = (i + 1 < offsets.Length) ? offsets[i+1] : data_length;
+                reader.Position = list_offset + offset;
+                Items.Add (reader.ReadBytes (next_offset - offset));
+            }
+
+            SourceText = Items.Count > 0 ? Binary.GetCString (Items[0], 0) : string.Empty;
+            Name = GetString (1, context.Encoding);
+        }
+
+        string GetString (int item_idx, Encoding enc)
+        {
+            if (item_idx >= Items.Count)
+                return string.Empty;
+            var src = Items[item_idx];
+            if (src.Length <= 1 || 0 == src[0])
+                return string.Empty;
+            int len = src[0];
+            return enc.GetString (src, 1, len);
+        }
+    }
+
+    internal class Cast
+    {
+        public int[]    Index;
+        public string   Name;
+        public Dictionary<int, CastMember> Members = new Dictionary<int, CastMember>();
+
+        public Cast (SerializationContext context, Reader reader, MemoryMapEntry entry)
+        {
+            int count = (int)(entry.Size / 4);
+            Index = new int[count];
+            reader.Position = entry.Offset;
+            Deserialize (context, reader);
+        }
+
+        public void Deserialize (SerializationContext context, Reader reader)
+        {
+            reader = reader.CloneUnless (ByteOrder.BigEndian);
+            for (int i = 0; i < Index.Length; ++i)
+                Index[i] = reader.ReadI32();
+        }
+    }
+
+    internal class CastList
+    {
+        public uint DataOffset;
+        public int OffsetCount;
+        public int[] OffsetTable;
+        public int ItemsLength;
+        public int CastCount;
+        public int ItemsPerCast;
+        public List<byte[]> Items = new List<byte[]>();
+
+        public readonly List<CastListEntry> Entries = new List<CastListEntry>();
+
+        public void Deserialize (SerializationContext context, Reader reader)
+        {
+            long base_offset = reader.Position;
+            reader = reader.CloneUnless (ByteOrder.BigEndian);
+            DataOffset = reader.ReadU32();
+            reader.Skip (2);
+            CastCount = reader.ReadU16();
+            ItemsPerCast = reader.ReadU16();
+            reader.Skip (2);
+            reader.Position = base_offset + DataOffset;
+            OffsetCount = reader.ReadU16();
+            OffsetTable = new int[OffsetCount];
+            for (int i = 0; i < OffsetCount; ++i)
+            {
+                OffsetTable[i] = reader.ReadI32();
+            }
+            ItemsLength = reader.ReadI32();
+            long items_offset = reader.Position;
+            Items.Clear();
+            Items.Capacity = OffsetCount;
+            for (int i = 0; i < OffsetCount; ++i)
+            {
+                int offset = OffsetTable[i];
+                int next_offset = (i + 1 < OffsetCount) ? OffsetTable[i + 1] : ItemsLength;
+                int item_size = next_offset - offset;
+                Items.Add (reader.ReadBytes (item_size));
+            }
+
+            Entries.Clear();
+            Entries.Capacity = CastCount;
+            int item_idx = 0;
+            for (int i = 0; i < CastCount; ++i)
+            {
+                var entry = new CastListEntry();
+                if (ItemsPerCast >= 1)
+                    entry.Name = GetString (item_idx + 1, context.Encoding);
+                if (ItemsPerCast >= 2)
+                    entry.Path = GetString (item_idx + 2, context.Encoding);
+                if (ItemsPerCast >= 3 && Items[item_idx + 3].Length >= 2)
+                    entry.Flags = BigEndian.ToUInt16 (Items[item_idx + 3], 0);
+                if (ItemsPerCast >= 4 && Items[item_idx + 4].Length >= 8)
+                {
+                    entry.MinMember = BigEndian.ToUInt16 (Items[item_idx + 4], 0);
+                    entry.MaxMember = BigEndian.ToUInt16 (Items[item_idx + 4], 2);
+                    entry.Id        = BigEndian.ToInt32 (Items[item_idx + 4], 4);
+                }
+                Entries.Add (entry);
+            }
+        }
+
+        string GetString (int item_idx, Encoding enc)
+        {
+            var src = Items[item_idx];
+            if (src.Length <= 1 || 0 == src[0])
+                return string.Empty;
+            int len = src[0];
+            return enc.GetString (src, 1, len);
+        }
+    }
+
+    internal class CastListEntry
+    {
+        public string   Name;
+        public string   Path;
+        public ushort   Flags;
+        public int      MinMember;
+        public int      MaxMember;
+        public int      Id;
+    }
+
+    internal class ScriptContext
+    {
+        public int EntriesOffset;
+        public int LnamChunkId;
+        public int ValidCount;
+        public ushort Flags;
+        public short FreePtr;
+        public List<ScriptContextMap>   ChunkMap = new List<ScriptContextMap>();
+
+        public void Deserialize (SerializationContext context, Reader reader)
+        {
+            long base_offset = reader.Position;
+            reader = reader.CloneUnless (ByteOrder.BigEndian);
+            reader.Skip (8);
+            int count = reader.ReadI32();
+            reader.Skip (4);
+            EntriesOffset = reader.ReadU16();
+            reader.Skip (14);
+            LnamChunkId = reader.ReadI32();
+            ValidCount = reader.ReadU16();
+            Flags = reader.ReadU16();
+            FreePtr = reader.ReadI16();
+            reader.Position = base_offset + EntriesOffset;
+
+            ChunkMap.Clear();
+            ChunkMap.Capacity = count;
+            for (int i = 0; i < count; ++i)
+            {
+                var entry = new ScriptContextMap();
+                entry.Deserialize (context, reader);
+                ChunkMap.Add (entry);
+            }
+        }
+    }
+
+    internal class ScriptContextMap
+    {
+        public int  Key;
+        public int  ChunkId;
+
+        public void Deserialize (SerializationContext context, Reader reader)
+        {
+            Key = reader.ReadI32();
+            ChunkId = reader.ReadI32();
+            reader.Skip (4);
+        }
+    }
+
+    internal class DirectorConfig
+    {
+        public short Length;
+        public short FileVersion;
+        public short StageTop;
+        public short StageLeft;
+        public short StageBottom;
+        public short StageRight;
+        public short MinMember;
+        public short MaxMember;
+        public ushort StageColor;
+        public ushort BitDepth;
+        public int Version;
+        public int FrameRate;
+        public int Platform;
+        public int Protection;
+        public uint CheckSum;
+        public int DefaultPalette;
+
+        public void Deserialize (SerializationContext context, Reader reader)
+        {
+            long base_offset = reader.Position;
+            reader = reader.CloneUnless (ByteOrder.BigEndian);
+
+            reader.Position = base_offset + 0x24;
+            Version = reader.ReadU16();
+            reader.Position = base_offset;
+            Length = reader.ReadI16();
+            FileVersion = reader.ReadI16();
+            StageTop = reader.ReadI16();
+            StageLeft = reader.ReadI16();
+            StageBottom = reader.ReadI16();
+            StageRight = reader.ReadI16();
+            MinMember = reader.ReadI16();
+            MaxMember = reader.ReadI16();
+            reader.Skip (0x0A);
+            StageColor = reader.ReadU16();
+            BitDepth = reader.ReadU16();
+            reader.Skip (0x18);
+            FrameRate = reader.ReadU16();
+            Platform = reader.ReadI16();
+            Protection = reader.ReadI16();
+            reader.Skip (4);
+            CheckSum = reader.ReadU32();
+            if (Version > 1200)
+            {
+                reader.Position = base_offset + 0x4E;
+            }
+            else
+            {
+                reader.Position = base_offset + 0x46;
+            }
+            DefaultPalette = reader.ReadU16();
+        }
+    }
+
+    internal class KeyTable
+    {
+        public int  EntrySize;
+        public int  TotalCount;
+        public int  UsedCount;
+        public readonly List<KeyTableEntry> Table = new List<KeyTableEntry>();
+
+        public KeyTableEntry this[int index] => Table[index];
+
+        public KeyTableEntry FindByCast (int cast_id, string four_cc)
+        {
+            return Table.Find (e => e.CastId == cast_id && e.FourCC == four_cc);
+        }
+
+        public void Deserialize (SerializationContext context, Reader reader)
+        {
+            EntrySize = reader.ReadU16();
+            reader.Skip(2);
+            TotalCount = reader.ReadI32();
+            UsedCount = reader.ReadI32();
+
+            Table.Clear();
+            Table.Capacity = TotalCount;
+            for (int i = 0; i < TotalCount; ++i)
+            {
+                var entry = new KeyTableEntry();
+                entry.Deserialize (context, reader);
+                Table.Add (entry);
+            }
+        }
+    }
+
+    internal class KeyTableEntry
+    {
+        public int      Id;
+        public int      CastId;
+        public string   FourCC;
+
+        public void Deserialize (SerializationContext context, Reader input)
+        {
+            Id     = input.ReadI32();
+            CastId = input.ReadI32();
+            FourCC = input.ReadFourCC();
+        }
+    }
+
+    internal class MemoryMap
+    {
+    	public ushort   HeaderLength;
+        public ushort   EntryLength;
+        public int      ChunkCountMax;
+        public int      ChunkCountUsed;
+        public int      FreeHead;
+        public readonly List<MemoryMapEntry> Dir = new List<MemoryMapEntry>();
+
+        public MemoryMapEntry this[int index] => Dir[index];
+
+        public MemoryMapEntry Find (string four_cc) => Dir.Find (e => e.FourCC == four_cc);
+
+        public void Deserialize (SerializationContext context, Reader reader)
+        {
+            long header_pos = reader.Position;
+            HeaderLength = reader.ReadU16();
+            if (HeaderLength < 0x18)
+                throw new InvalidFormatException ("Invalid <mmap> header length.");
+            EntryLength = reader.ReadU16();
+            if (EntryLength < 0x14)
+                throw new InvalidFormatException ("Invalid <mmap> entry length.");
+            ChunkCountMax = reader.ReadI32();
+            ChunkCountUsed = reader.ReadI32();
+            reader.Skip (8);
+            FreeHead = reader.ReadI32();
+
+            Dir.Clear();
+            Dir.Capacity = ChunkCountUsed;
+            long entry_pos = header_pos + HeaderLength;
+            for (int i = 0; i < ChunkCountUsed; ++i)
+            {
+                reader.Position = entry_pos;
+                var entry = new MemoryMapEntry (i);
+                entry.Deserialize (context, reader);
+                Dir.Add (entry);
+                entry_pos += EntryLength;
+            }
+        }
+    }
+
+    internal class MemoryMapEntry : Entry
+    {
+        public int      Id;
+        public string   FourCC;
+        public ushort   Flags;
+
+        public MemoryMapEntry (int id = 0)
+        {
+            Id = id;
+        }
+
+        public void Deserialize (SerializationContext context, Reader reader)
+        {
+            FourCC = reader.ReadFourCC();
+            Size = reader.ReadU32();
+            Offset = reader.ReadU32() + 8;
+            Flags = reader.ReadU16();
+            int Next = reader.ReadI32();
+        }
+    }
+
+    internal class Reader
+    {
+        Stream      m_input;
+        byte[]      m_buffer = new byte[4];
+
+        public Reader (Stream input, ByteOrder e = ByteOrder.LittleEndian) : this (input, Encodings.cp932, e)
+        {
+        }
+
+        public Reader (Stream input, Encoding enc, ByteOrder e = ByteOrder.LittleEndian)
+        {
+            m_input = input;
+            Encoding = enc;
+            SetByteOrder (e);
+        }
+
+        public Stream Source { get => m_input; }
+
+        public ByteOrder ByteOrder { get; private set; }
+
+        public Encoding Encoding { get; set; }
+
+        public long Position
+        {
+            get => m_input.Position;
+            set => m_input.Position = value;
+        }
+
+        private Func<ushort> ToU16;
+        private Func<uint>   ToU32;
+
+        public void SetByteOrder (ByteOrder e)
+        {
+            this.ByteOrder = e;
+            if (ByteOrder.LittleEndian == e)
+            {
+                ToU16 = () => LittleEndian.ToUInt16 (m_buffer, 0);
+                ToU32 = () => LittleEndian.ToUInt32 (m_buffer, 0);
+            }
+            else
+            {
+                ToU16 = () => BigEndian.ToUInt16 (m_buffer, 0);
+                ToU32 = () => BigEndian.ToUInt32 (m_buffer, 0);
+            }
+        }
+
+        static Dictionary<uint, string> KnownFourCC = new Dictionary<uint, string>();
+
+        public string ReadFourCC ()
+        {
+            uint signature = ReadU32();
+            string four_cc;
+            if (KnownFourCC.TryGetValue (signature, out four_cc))
+                return four_cc;
+            BigEndian.Pack (signature, m_buffer, 0);
+            return KnownFourCC[signature] = Encoding.GetString (m_buffer, 0, 4);
+        }
+
+        public void Skip (int amount) => m_input.Seek (amount, SeekOrigin.Current);
+
+        public byte ReadU8 ()
+        {
+            int b = m_input.ReadByte();
+            if (-1 == b)
+                throw new EndOfStreamException();
+            return (byte)b;
+        }
+
+        public sbyte ReadI8 () => (sbyte)ReadU8();
+
+        public ushort ReadU16 ()
+        {
+            if (m_input.Read (m_buffer, 0, 2) < 2)
+                throw new EndOfStreamException();
+            return ToU16();
+        }
+
+        public short ReadI16 () => (short)ReadU16();
+
+        public uint ReadU32 ()
+        {
+            if (m_input.Read (m_buffer, 0, 4) < 4)
+                throw new EndOfStreamException();
+            return ToU32();
+        }
+
+        public int ReadI32 () => (int)ReadU32();
+
+        public byte[] ReadBytes (int length)
+        {
+            if (0 == length)
+                return Array.Empty<byte>();
+            var buffer = new byte[length];
+            if (m_input.Read (buffer, 0, length) < length)
+                throw new EndOfStreamException();
+            return buffer;
+        }
+
+        public Reader CloneUnless (ByteOrder order)
+        {
+            if (this.ByteOrder != order)
+                return new Reader (this.Source, this.Encoding, order);
+            else
+                return this;
+        }
+    }
+}

ArcFormats/Macromedia/ImageBITD.cs

@@ -29,9 +29,10 @@ using System.ComponentModel.Composition;
 using System.IO;
 using System.Linq;
 using System.Windows.Media;
+using System.Windows.Media.Imaging;
 using GameRes.Utility;
 
-namespace GameRes.Formats.Selen
+namespace GameRes.Formats.Macromedia
 {
     [Export(typeof(ImageFormat))]
     public class BitdFormat : ImageFormat
@@ -202,4 +203,134 @@ namespace GameRes.Formats.Selen
             }
         }
     }
+
+    internal class BitdDecoder : IImageDecoder
+    {
+        Stream  m_input;
+        byte[]  m_output;
+        int     m_width;
+        int     m_height;
+        int     m_stride;
+        ImageMetaData   m_info;
+        ImageData       m_image;
+        BitmapPalette   m_palette;
+
+        public Stream            Source { get => m_input; }
+        public ImageFormat SourceFormat { get => null; }
+        public ImageMetaData       Info { get => m_info; }
+        public ImageData          Image { get => m_image ?? (m_image = GetImageData()); }
+        public PixelFormat       Format { get; private set; }
+
+        public BitdDecoder (Stream input, ImageMetaData info, BitmapPalette palette)
+        {
+            m_input = input;
+            m_info = info;
+            m_width = info.iWidth;
+            m_height = info.iHeight;
+            m_stride = (m_width * m_info.BPP + 7) / 8;
+            m_stride = (m_stride + 1) & ~1;
+            m_output = new byte[m_stride * m_height];
+            Format = info.BPP ==  4 ? PixelFormats.Indexed4
+                   : info.BPP ==  8 ? PixelFormats.Indexed8
+                   : info.BPP == 16 ? PixelFormats.Bgr555
+                                    : PixelFormats.Bgr32;
+            m_palette = palette;
+        }
+
+        protected ImageData GetImageData ()
+        {
+            if (Info.BPP <= 8)
+                Unpack8bpp();
+            else
+                UnpackChannels (Info.BPP / 8);
+            return ImageData.Create (m_info, Format, m_palette, m_output, m_stride);
+        }
+
+        void Unpack8bpp ()
+        {
+            for (int line = 0; line < m_output.Length; line += m_stride)
+            {
+                int x = 0;
+                while (x < m_stride)
+                {
+                    int b = m_input.ReadByte();
+                    if (-1 == b)
+                        throw new InvalidFormatException ("Unexpected end of file");
+                    int count = b;
+                    if (b > 0x7f)
+                        count = (byte)-(sbyte)b;
+                    ++count;
+                    if (x + count > m_stride)
+                        throw new InvalidFormatException();
+                    if (b > 0x7f)
+                    {
+                        b = m_input.ReadByte();
+                        if (-1 == b)
+                            throw new InvalidFormatException ("Unexpected end of file");
+                        for (int i = 0; i < count; ++i)
+                            m_output[line + x++] = (byte)b;
+                    }
+                    else
+                    {
+                        m_input.Read (m_output, line + x, count);
+                        x += count;
+                    }
+                }
+            }
+        }
+
+        public void UnpackChannels (int channels)
+        {
+            var scan_line = new byte[m_stride];
+            for (int line = 0; line < m_output.Length; line += m_stride)
+            {
+                int x = 0;
+                while (x < m_stride)
+                {
+                    int b = m_input.ReadByte();
+                    if (-1 == b)
+                        throw new InvalidFormatException ("Unexpected end of file");
+                    int count = b;
+                    if (b > 0x7f)
+                        count = (byte)-(sbyte)b;
+                    ++count;
+                    if (x + count > m_stride)
+                        throw new InvalidFormatException();
+                    if (b > 0x7f)
+                    {
+                        b = m_input.ReadByte();
+                        if (-1 == b)
+                            throw new InvalidFormatException ("Unexpected end of file");
+                        for (int i = 0; i < count; ++i)
+                            scan_line[x++] = (byte)b;
+                    }
+                    else
+                    {
+                        m_input.Read (scan_line, x, count);
+                        x += count;
+                    }
+                }
+                int dst = line;
+                for (int i = 0; i < m_width; ++i)
+                {
+                    for (int src = m_width * (channels - 1); src >= 0; src -= m_width)
+                        m_output[dst++] = scan_line[i + src];
+                }
+            }
+        }
+
+        #region IDisposable Members
+        bool m_disposed = false;
+
+        public void Dispose ()
+        {
+            if (!m_disposed)
+            {
+                m_input.Dispose();
+                m_disposed = true;
+            }
+            GC.SuppressFinalize (this);
+        }
+        #endregion
+    }
 }

ArcFormats/Maika/ArcMK2.cs

@@ -142,7 +142,7 @@ namespace GameRes.Formats.Maika
 
             Stream input;
             // XXX scrambling might be applicable for 'E1' signatures only
-            if (scheme.ScrambledSize > 0)
+            if (0x3145 == signature && scheme.ScrambledSize > 0)
             {
                 var prefix = arc.File.View.ReadBytes (entry.Offset+10, scheme.ScrambledSize);
                 foreach (var pair in scheme.ScrambleMap)

ArcFormats/Marble/ImagePRS.cs

@@ -176,6 +176,7 @@ namespace GameRes.Formats.Marble
                         if (3 == b)
                         {
                             length += 9;
+//                            length = Math.Min(m_output.Length - dst, length);
                             int read = m_input.Read (m_output, dst, length);
                             if (read < length)
                                 break;

ArcFormats/MultiFileArchive.cs

@@ -75,9 +75,7 @@ namespace GameRes.Formats
                     }
                     part_offset = part_end_offset;
                 }
-                if (null == input)
-                    return Stream.Null;
-                return input;
+                return input ?? Stream.Null;
             }
             catch
             {

ArcFormats/MyAdv/ArcPAC.cs

@@ -0,0 +1,103 @@
+//! \file       ArcPAC.cs
+//! \date       2022 Jun 01
+//! \brief      MyAdv engine resource archive.
+//
+// Copyright (C) 2022 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 GameRes.Compression;
+using ICSharpCode.SharpZipLib.Zip.Compression;
+
+namespace GameRes.Formats.MyAdv
+{
+    [Export(typeof(ArchiveFormat))]
+    public class PacOpener : ArchiveFormat
+    {
+        public override string         Tag { get { return "PAC/MyAdv"; } }
+        public override string Description { get { return "MyAdv engine resource archive"; } }
+        public override uint     Signature { get { return 0; } }
+        public override bool  IsHierarchic { get { return true; } }
+        public override bool      CanWrite { get { return false; } }
+
+        public PacOpener ()
+        {
+            ContainedFormats = new[] { "DDS", "OGG", "TXT" };
+        }
+
+        public override ArcFile TryOpen (ArcView file)
+        {
+            int count = file.View.ReadInt32 (0);
+            if (!IsSaneCount (count))
+                return null;
+
+            var name_buffer = new byte[0x100];
+            var zlib_buffer = new byte[0x100];
+            long pos = 4;
+            var zlib = new Inflater();
+            var dir = new List<Entry> (count);
+            for (int i = 0; i < count; ++i)
+            {
+                int name_len = file.View.ReadInt32 (pos);
+                if (name_len <= 0 || name_len > name_buffer.Length)
+                    return null;
+                int unpacked_size = file.View.ReadInt32 (pos+4);
+                if (unpacked_size < name_len || unpacked_size > name_buffer.Length)
+                    return null;
+                int packed_size = file.View.ReadInt32 (pos+8);
+                if (packed_size <= 0 || packed_size > zlib_buffer.Length)
+                    return null;
+                pos += 12;
+                file.View.Read (pos, zlib_buffer, 0, (uint)packed_size);
+                pos += packed_size;
+                zlib.Reset();
+                zlib.SetInput (zlib_buffer, 0, packed_size);
+                zlib.Inflate (name_buffer);
+                var name = Encodings.cp932.GetString (name_buffer, 0, name_len);
+                var entry = Create<PackedEntry> (name);
+                dir.Add (entry);
+            }
+            foreach (PackedEntry entry in dir)
+            {
+                entry.Offset       = file.View.ReadUInt32 (pos);
+                entry.Size         = file.View.ReadUInt32 (pos+4);
+                entry.UnpackedSize = file.View.ReadUInt32 (pos+8);
+                entry.IsPacked = true;
+                pos += 12;
+                if (!entry.CheckPlacement (file.MaxOffset))
+                    return null;
+            }
+            return new ArcFile (file, this, dir);
+        }
+
+        public override Stream OpenEntry (ArcFile arc, Entry entry)
+        {
+            var pent = entry as PackedEntry;
+            var input = arc.File.CreateStream (entry.Offset, entry.Size);
+            if (null == pent || !pent.IsPacked)
+                return input;
+            return new ZLibStream (input, CompressionMode.Decompress);
+        }
+    }
+}

ArcFormats/NScripter/Script.cs

@@ -0,0 +1,53 @@
+//! \file       Script.cs
+//! \date       2023 Aug 23
+//! \brief      
+//
+// Copyright (C) 2023 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;
+
+namespace GameRes.Formats.NScripter
+{
+    [Export(typeof(ScriptFormat))]
+    public class NSOpener : GenericScriptFormat
+    {
+        public override string         Tag { get => "NScripter"; }
+        public override string Description { get => "NScripter engine script file"; }
+        public override uint     Signature { get => 0; }
+
+        public override bool IsScript (IBinaryStream file)
+        {
+            return VFS.IsPathEqualsToFileName (file.Name, "nscript.dat");
+        }
+
+        public override Stream ConvertFrom (IBinaryStream file)
+        {
+            return new XoredStream (file.AsStream, 0x84);
+        }
+        
+        public override Stream ConvertBack (IBinaryStream file)
+        {
+            return new XoredStream (file.AsStream, 0x84);
+        }
+    }
+}

ArcFormats/Nekopack/ArcNEKO.cs

@@ -377,256 +377,4 @@ namespace GameRes.Formats.Neko
             0x58, 0xC5, 0x74, 0xB7, 0x8E, 0x7D, 0x89, 0x8A, 0x56, 0x4D, 0x86, 0x94, 0x9A, 0x4C, 0x92, 0xB0,
         };
     }
-
-    [Export(typeof(ArchiveFormat))]
-    public class Pak2Opener : ArchiveFormat
-    {
-        public override string         Tag { get { return "NEKOPACK/2"; } }
-        public override string Description { get { return "NekoPack resource archive"; } }
-        public override uint     Signature { get { return 0x4F4B454E; } } // "NEKO"
-        public override bool  IsHierarchic { get { return true; } }
-        public override bool      CanWrite { get { return false; } }
-
-        public Pak2Opener ()
-        {
-            Extensions = new string[] { "dat" };
-        }
-
-        public override ArcFile TryOpen (ArcView file)
-        {
-            if (!file.View.AsciiEqual (4, "PACK"))
-                return null;
-
-            uint init_key = file.View.ReadUInt32 (0xC);
-            var xdec = new NekoXCode (init_key);
-            uint seed = file.View.ReadUInt32 (0x10);
-            var buffer = file.View.ReadBytes (0x14, 8);
-            xdec.Decrypt (seed, buffer, 0, 8);
-
-            uint index_size = LittleEndian.ToUInt32 (buffer, 0);
-            if (index_size < 0x14 || index_size != LittleEndian.ToUInt32 (buffer, 4))
-                return null;
-            var index = new byte[(index_size + 7u) & ~7u];
-            if (file.View.Read (0x1C, index, 0, index_size) < index_size)
-                return null;
-            xdec.Decrypt (seed, index, 0, index.Length);
-
-            using (var reader = new IndexReader (file, xdec, index, (int)index_size))
-            {
-                var dir = reader.Parse (0x1C+index.Length);
-                if (null == dir)
-                    return null;
-                reader.DetectTypes (dir, entry => {
-                    uint key = file.View.ReadUInt32 (entry.Offset);
-                    file.View.Read (entry.Offset+12, buffer, 0, 8);
-                    xdec.Decrypt (key, buffer, 0, 8);
-                    return LittleEndian.ToUInt32 (buffer, 0);
-                });
-                return new NekoArchive (file, this, dir, xdec);
-            }
-        }
-
-        public override Stream OpenEntry (ArcFile arc, Entry entry)
-        {
-            var narc = arc as NekoArchive;
-            if (null == narc || entry.Size <= 12)
-                return base.OpenEntry (arc, entry);
-            uint key = arc.File.View.ReadUInt32 (entry.Offset);
-            var data = new byte[entry.Size];
-            arc.File.View.Read (entry.Offset+4, data, 0, 8);
-            narc.Decoder.Decrypt (key, data, 0, 8);
-            int size = LittleEndian.ToInt32 (data, 0);
-            if (size != LittleEndian.ToInt32 (data, 4))
-            {
-                Trace.WriteLine ("entry decryption failed", "[NEKOPACK]");
-                return base.OpenEntry (arc, entry);
-            }
-            int aligned_size = (size + 7) & ~7;
-            if (aligned_size > data.Length)
-                data = new byte[aligned_size];
-            arc.File.View.Read (entry.Offset+12, data, 0, (uint)size);
-            narc.Decoder.Decrypt (key, data, 0, aligned_size);
-            return new BinMemoryStream (data, 0, size, entry.Name);
-        }
-    }
-
-    internal class NekoXCode : INekoFormat
-    {
-        uint            m_seed;
-        uint[]          m_random;
-        SimdProgram     m_program;
-
-        public NekoXCode (uint init_key)
-        {
-            m_seed = init_key;
-            m_random = InitTable (init_key);
-            m_program = new SimdProgram (init_key);
-        }
-
-        public void Decrypt (uint key, byte[] input, int offset, int length)
-        {
-            for (int i = 1; i < 7; ++i)
-            {
-                uint src = key % 0x28 * 2;
-                m_program.mm[i] = m_random[src] | (ulong)m_random[src+1] << 32;
-                key /= 0x28;
-            }
-            m_program.Execute (input, offset, length);
-        }
-
-        public uint HashFromName (byte[] str, int offset, int length)
-        {
-            uint hash = m_seed;
-            for (int i = 0; i < length; ++i)
-            {
-                hash = 0x100002A * (ShiftMap[str[offset+i] & 0xFF] ^ hash);
-            }
-            return hash;
-        }
-
-        public DirRecord ReadDir (IBinaryStream input)
-        {
-            uint hash = input.ReadUInt32();
-            int count = input.ReadInt32();
-            if (count != input.ReadInt32())
-                throw new InvalidFormatException();
-            return new DirRecord { Hash = hash, FileCount = count };
-        }
-
-        public long NextOffset (Entry entry)
-        {
-            return entry.Offset + entry.Size;
-        }
-
-        static readonly byte[] ShiftMap = {
-            0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-            0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-            0xc9, 0xca, 0x00, 0xcb, 0xcc, 0xcd, 0xce, 0xcf, 0xd0, 0xd1, 0x00, 0xd2, 0xd3, 0x27, 0x25, 0xc8,
-            0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0a, 0x00, 0xd4, 0x00, 0xd5, 0x00, 0x00,
-            0xd6, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, 0x18, 0x19,
-            0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f, 0x20, 0x21, 0x22, 0x23, 0x24, 0xd7, 0xc8, 0xd8, 0xd9, 0x26,
-            0xda, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, 0x18, 0x19,
-            0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f, 0x20, 0x21, 0x22, 0x23, 0x24, 0xdb, 0x00, 0xdc, 0xdd, 0x00,
-            0x29, 0x2a, 0x2b, 0x2c, 0x2d, 0x2e, 0x2f, 0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, 0x38,
-            0x39, 0x3a, 0x3b, 0x3c, 0x3d, 0x3e, 0x3f, 0x40, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47, 0x48,
-            0x49, 0x4a, 0x4b, 0x4c, 0x4d, 0x4e, 0x4f, 0x50, 0x51, 0x52, 0x53, 0x54, 0x55, 0x56, 0x57, 0x58,
-            0x59, 0x5a, 0x5b, 0x5c, 0x5d, 0x5e, 0x5f, 0x60, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67, 0x68,
-            0x69, 0x6a, 0x6b, 0x6c, 0x6d, 0x6e, 0x6f, 0x70, 0x71, 0x72, 0x73, 0x74, 0x75, 0x76, 0x77, 0x78,
-            0x79, 0x7a, 0x7b, 0x7c, 0x7d, 0x7e, 0x7f, 0x80, 0x81, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87, 0x88,
-            0x89, 0x8a, 0x8b, 0x8c, 0x8d, 0x8e, 0x8f, 0x90, 0x91, 0x92, 0x93, 0x94, 0x95, 0x96, 0x97, 0x98,
-            0x99, 0x9a, 0x9b, 0x9c, 0x9d, 0x9e, 0x9f, 0xa0, 0xa1, 0xa2, 0xa3, 0xa4, 0xa5, 0xa6, 0xa7, 0xa8,
-        };
-
-        class SimdProgram
-        {
-            public ulong[] mm = new ulong[7];
-
-            Action[]    m_transform = new Action[4];
-            Action[]    m_shuffle = new Action[6];
-
-            Action<int>[]   TransformList;
-            Action[]        ShuffleList;
-
-            public SimdProgram (uint key)
-            {
-                TransformList = new Action<int>[] {
-                    pxor, paddb, paddw, paddd, psubb, psubw, psubd,
-                    pxor, psubb, psubw, psubd, paddb, paddw, paddd,
-                };
-                ShuffleList = new Action[] {
-                    paddq_1_2, paddq_2_3, paddq_3_4, paddq_4_5, paddq_5_6, paddq_6_1,
-                };
-
-                GenerateProgram (key);
-            }
-
-            void pxor (int i) { mm[0] ^= mm[i]; }
-            void paddb (int i) { mm[0] = MMX.PAddB (mm[0], mm[i]); }
-            void paddw (int i) { mm[0] = MMX.PAddW (mm[0], mm[i]); }
-            void paddd (int i) { mm[0] = MMX.PAddD (mm[0], mm[i]); }
-            void psubb (int i) { mm[0] = MMX.PSubB (mm[0], mm[i]); }
-            void psubw (int i) { mm[0] = MMX.PSubW (mm[0], mm[i]); }
-            void psubd (int i) { mm[0] = MMX.PSubD (mm[0], mm[i]); }
-
-            void paddq_1_2 () { mm[1] += mm[2]; }
-            void paddq_2_3 () { mm[2] += mm[3]; }
-            void paddq_3_4 () { mm[3] += mm[4]; }
-            void paddq_4_5 () { mm[4] += mm[5]; }
-            void paddq_5_6 () { mm[5] += mm[6]; }
-            void paddq_6_1 () { mm[6] += mm[1]; }
-
-            void GenerateProgram (uint key)
-            {
-                int t1 = 7 + (int)(key >> 28);
-                int cmd_base = (int)key & 0xffff;
-                int arg_base = (int)(key >> 16) & 0xfff;
-                for (int i = 3; i >= 0; --i)
-                {
-                    int cmd = ((cmd_base >> (4 * i)) + t1) % TransformList.Length;
-                    int arg = (arg_base >> (3 * i)) % 6 + 1;
-                    m_transform[3-i] = () => TransformList[cmd] (arg);
-                }
-                for (uint i = 0; i < 6; ++i)
-                {
-                    m_shuffle[i] = ShuffleList[(i + key) % (uint)ShuffleList.Length];
-                }
-            }
-
-            public unsafe void Execute (byte[] input, int offset, int length)
-            {
-                if (offset < 0 || offset > input.Length)
-                    throw new ArgumentException ("offset");
-                int count = Math.Min (length, input.Length-offset) / 8;
-                if (0 == count)
-                    return;
-                fixed (byte* data = &input[offset])
-                {
-                    ulong* data64 = (ulong*)data;
-                    for (;;)
-                    {
-                        mm[0] = *data64;
-                        foreach (var cmd in m_transform)
-                            cmd();
-                        *data64++ = mm[0];
-                        if (1 == count--)
-                            break;
-                        foreach (var cmd in m_shuffle)
-                            cmd();
-                    }
-                }
-            }
-        }
-
-        static uint[] InitTable (uint key)
-        {
-            uint a = 0;
-            uint b = 0;
-            do
-            {
-                a <<= 1;
-                b ^= 1;
-                a = ((a | b) << (int)(key & 1)) | b;
-                key >>= 1;
-            }
-            while (0 == (a & 0x80000000));
-            key = a << 1;
-            a = key + Binary.BigEndian (key);
-            byte count = (byte)key;
-            do
-            {
-                b = key ^ a;
-                a = (b << 4) ^ (b >> 4) ^ (b << 3) ^ (b >> 3) ^ b;
-            }
-            while (--count != 0);
-
-            var table = new uint[154];
-            for (int i = 0; i < table.Length; ++i)
-            {
-                b = key ^ a;
-                a = (b << 4) ^ (b >> 4) ^ (b << 3) ^ (b >> 3) ^ b;
-                table[i] = a;
-            }
-            return table;
-        }
-    }
 }

ArcFormats/Nekopack/ArcNEKO2.cs

@@ -0,0 +1,285 @@
+//! \file       ArcNEKO2.cs
+//! \date       2022 Jun 17
+//! \brief      Nekopack archive format implementation.
+//
+// Copyright (C) 2015-2016 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 GameRes.Utility;
+using System;
+using System.ComponentModel.Composition;
+using System.Diagnostics;
+using System.IO;
+
+namespace GameRes.Formats.Neko
+{
+    [Export(typeof(ArchiveFormat))]
+    public class Pak2Opener : ArchiveFormat
+    {
+        public override string         Tag { get { return "NEKOPACK/2"; } }
+        public override string Description { get { return "NekoPack resource archive"; } }
+        public override uint     Signature { get { return 0x4F4B454E; } } // "NEKO"
+        public override bool  IsHierarchic { get { return true; } }
+        public override bool      CanWrite { get { return false; } }
+
+        public Pak2Opener ()
+        {
+            Extensions = new string[] { "dat" };
+        }
+
+        public override ArcFile TryOpen (ArcView file)
+        {
+            if (!file.View.AsciiEqual (4, "PACK"))
+                return null;
+
+            uint init_key = file.View.ReadUInt32 (0xC);
+            var xdec = new NekoXCode (init_key);
+            uint seed = file.View.ReadUInt32 (0x10);
+            var buffer = file.View.ReadBytes (0x14, 8);
+            xdec.Decrypt (seed, buffer, 0, 8);
+
+            uint index_size = LittleEndian.ToUInt32 (buffer, 0);
+            if (index_size < 0x14 || index_size != LittleEndian.ToUInt32 (buffer, 4))
+                return null;
+            var index = new byte[(index_size + 7u) & ~7u];
+            if (file.View.Read (0x1C, index, 0, index_size) < index_size)
+                return null;
+            xdec.Decrypt (seed, index, 0, index.Length);
+
+            using (var reader = new IndexReader (file, xdec, index, (int)index_size))
+            {
+                var dir = reader.Parse (0x1C+index.Length);
+                if (null == dir)
+                    return null;
+                reader.DetectTypes (dir, entry => {
+                    uint key = file.View.ReadUInt32 (entry.Offset);
+                    file.View.Read (entry.Offset+12, buffer, 0, 8);
+                    xdec.Decrypt (key, buffer, 0, 8);
+                    return LittleEndian.ToUInt32 (buffer, 0);
+                });
+                return new NekoArchive (file, this, dir, xdec);
+            }
+        }
+
+        public override Stream OpenEntry (ArcFile arc, Entry entry)
+        {
+            var narc = arc as NekoArchive;
+            if (null == narc || entry.Size <= 12)
+                return base.OpenEntry (arc, entry);
+            uint key = arc.File.View.ReadUInt32 (entry.Offset);
+            var data = new byte[entry.Size];
+            arc.File.View.Read (entry.Offset+4, data, 0, 8);
+            narc.Decoder.Decrypt (key, data, 0, 8);
+            int size = LittleEndian.ToInt32 (data, 0);
+            if (size != LittleEndian.ToInt32 (data, 4))
+            {
+                Trace.WriteLine ("entry decryption failed", "[NEKOPACK]");
+                return base.OpenEntry (arc, entry);
+            }
+            int aligned_size = (size + 7) & ~7;
+            if (aligned_size > data.Length)
+                data = new byte[aligned_size];
+            arc.File.View.Read (entry.Offset+12, data, 0, (uint)size);
+            narc.Decoder.Decrypt (key, data, 0, aligned_size);
+            return new BinMemoryStream (data, 0, size, entry.Name);
+        }
+    }
+
+    internal class NekoXCode : INekoFormat
+    {
+        uint            m_seed;
+        uint[]          m_random;
+        SimdProgram     m_program;
+
+        public NekoXCode (uint init_key)
+        {
+            m_seed = init_key;
+            m_random = InitTable (init_key);
+            m_program = new SimdProgram (init_key);
+        }
+
+        public void Decrypt (uint key, byte[] input, int offset, int length)
+        {
+            for (int i = 1; i < 7; ++i)
+            {
+                uint src = key % 0x28 * 2;
+                m_program.mm[i] = m_random[src] | (ulong)m_random[src+1] << 32;
+                key /= 0x28;
+            }
+            m_program.Execute (input, offset, length);
+        }
+
+        public uint HashFromName (byte[] str, int offset, int length)
+        {
+            uint hash = m_seed;
+            for (int i = 0; i < length; ++i)
+            {
+                hash = 0x100002A * (ShiftMap[str[offset+i] & 0xFF] ^ hash);
+            }
+            return hash;
+        }
+
+        public DirRecord ReadDir (IBinaryStream input)
+        {
+            uint hash = input.ReadUInt32();
+            int count = input.ReadInt32();
+            if (count != input.ReadInt32())
+                throw new InvalidFormatException();
+            return new DirRecord { Hash = hash, FileCount = count };
+        }
+
+        public long NextOffset (Entry entry)
+        {
+            return entry.Offset + entry.Size;
+        }
+
+        static readonly byte[] ShiftMap = {
+            0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+            0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+            0xc9, 0xca, 0x00, 0xcb, 0xcc, 0xcd, 0xce, 0xcf, 0xd0, 0xd1, 0x00, 0xd2, 0xd3, 0x27, 0x25, 0xc8,
+            0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0a, 0x00, 0xd4, 0x00, 0xd5, 0x00, 0x00,
+            0xd6, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, 0x18, 0x19,
+            0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f, 0x20, 0x21, 0x22, 0x23, 0x24, 0xd7, 0xc8, 0xd8, 0xd9, 0x26,
+            0xda, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, 0x18, 0x19,
+            0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f, 0x20, 0x21, 0x22, 0x23, 0x24, 0xdb, 0x00, 0xdc, 0xdd, 0x00,
+            0x29, 0x2a, 0x2b, 0x2c, 0x2d, 0x2e, 0x2f, 0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, 0x38,
+            0x39, 0x3a, 0x3b, 0x3c, 0x3d, 0x3e, 0x3f, 0x40, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47, 0x48,
+            0x49, 0x4a, 0x4b, 0x4c, 0x4d, 0x4e, 0x4f, 0x50, 0x51, 0x52, 0x53, 0x54, 0x55, 0x56, 0x57, 0x58,
+            0x59, 0x5a, 0x5b, 0x5c, 0x5d, 0x5e, 0x5f, 0x60, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67, 0x68,
+            0x69, 0x6a, 0x6b, 0x6c, 0x6d, 0x6e, 0x6f, 0x70, 0x71, 0x72, 0x73, 0x74, 0x75, 0x76, 0x77, 0x78,
+            0x79, 0x7a, 0x7b, 0x7c, 0x7d, 0x7e, 0x7f, 0x80, 0x81, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87, 0x88,
+            0x89, 0x8a, 0x8b, 0x8c, 0x8d, 0x8e, 0x8f, 0x90, 0x91, 0x92, 0x93, 0x94, 0x95, 0x96, 0x97, 0x98,
+            0x99, 0x9a, 0x9b, 0x9c, 0x9d, 0x9e, 0x9f, 0xa0, 0xa1, 0xa2, 0xa3, 0xa4, 0xa5, 0xa6, 0xa7, 0xa8,
+        };
+
+        class SimdProgram
+        {
+            public ulong[] mm = new ulong[7];
+
+            Action[]    m_transform = new Action[4];
+            Action[]    m_shuffle = new Action[6];
+
+            Action<int>[]   TransformList;
+            Action[]        ShuffleList;
+
+            public SimdProgram (uint key)
+            {
+                TransformList = new Action<int>[] {
+                    pxor, paddb, paddw, paddd, psubb, psubw, psubd,
+                    pxor, psubb, psubw, psubd, paddb, paddw, paddd,
+                };
+                ShuffleList = new Action[] {
+                    paddq_1_2, paddq_2_3, paddq_3_4, paddq_4_5, paddq_5_6, paddq_6_1,
+                };
+
+                GenerateProgram (key);
+            }
+
+            void pxor (int i) { mm[0] ^= mm[i]; }
+            void paddb (int i) { mm[0] = MMX.PAddB (mm[0], mm[i]); }
+            void paddw (int i) { mm[0] = MMX.PAddW (mm[0], mm[i]); }
+            void paddd (int i) { mm[0] = MMX.PAddD (mm[0], mm[i]); }
+            void psubb (int i) { mm[0] = MMX.PSubB (mm[0], mm[i]); }
+            void psubw (int i) { mm[0] = MMX.PSubW (mm[0], mm[i]); }
+            void psubd (int i) { mm[0] = MMX.PSubD (mm[0], mm[i]); }
+
+            void paddq_1_2 () { mm[1] += mm[2]; }
+            void paddq_2_3 () { mm[2] += mm[3]; }
+            void paddq_3_4 () { mm[3] += mm[4]; }
+            void paddq_4_5 () { mm[4] += mm[5]; }
+            void paddq_5_6 () { mm[5] += mm[6]; }
+            void paddq_6_1 () { mm[6] += mm[1]; }
+
+            void GenerateProgram (uint key)
+            {
+                int t1 = 7 + (int)(key >> 28);
+                int cmd_base = (int)key & 0xffff;
+                int arg_base = (int)(key >> 16) & 0xfff;
+                for (int i = 3; i >= 0; --i)
+                {
+                    int cmd = ((cmd_base >> (4 * i)) + t1) % TransformList.Length;
+                    int arg = (arg_base >> (3 * i)) % 6 + 1;
+                    m_transform[3-i] = () => TransformList[cmd] (arg);
+                }
+                for (uint i = 0; i < 6; ++i)
+                {
+                    m_shuffle[i] = ShuffleList[(i + key) % (uint)ShuffleList.Length];
+                }
+            }
+
+            public unsafe void Execute (byte[] input, int offset, int length)
+            {
+                if (offset < 0 || offset > input.Length)
+                    throw new ArgumentException ("offset");
+                int count = Math.Min (length, input.Length-offset) / 8;
+                if (0 == count)
+                    return;
+                fixed (byte* data = &input[offset])
+                {
+                    ulong* data64 = (ulong*)data;
+                    for (;;)
+                    {
+                        mm[0] = *data64;
+                        foreach (var cmd in m_transform)
+                            cmd();
+                        *data64++ = mm[0];
+                        if (1 == count--)
+                            break;
+                        foreach (var cmd in m_shuffle)
+                            cmd();
+                    }
+                }
+            }
+        }
+
+        static uint[] InitTable (uint key)
+        {
+            uint a = 0;
+            uint b = 0;
+            do
+            {
+                a <<= 1;
+                b ^= 1;
+                a = ((a | b) << (int)(key & 1)) | b;
+                key >>= 1;
+            }
+            while (0 == (a & 0x80000000));
+            key = a << 1;
+            a = key + Binary.BigEndian (key);
+            byte count = (byte)key;
+            do
+            {
+                b = key ^ a;
+                a = (b << 4) ^ (b >> 4) ^ (b << 3) ^ (b >> 3) ^ b;
+            }
+            while (--count != 0);
+
+            var table = new uint[154];
+            for (int i = 0; i < table.Length; ++i)
+            {
+                b = key ^ a;
+                a = (b << 4) ^ (b >> 4) ^ (b << 3) ^ (b >> 3) ^ b;
+                table[i] = a;
+            }
+            return table;
+        }
+    }
+}

ArcFormats/Nekopack/ArcNEKO3.cs

@@ -0,0 +1,157 @@
+//! \file       ArcNEKO3.cs
+//! \date       2022 Jun 17
+//! \brief      Nekopack archive format implementation.
+//
+// Copyright (C) 2022 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 GameRes.Utility;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel.Composition;
+using System.IO;
+
+namespace GameRes.Formats.Neko
+{
+    internal class Neko3Archive : ArcFile
+    {
+        public readonly byte[] Key;
+
+        public Neko3Archive (ArcView arc, ArchiveFormat impl, ICollection<Entry> dir, byte[] key)
+            : base (arc, impl, dir)
+        {
+            Key = key;
+        }
+    }
+
+    internal class Neko3Entry : Entry
+    {
+        public ushort   Seed;
+    }
+
+    [Export(typeof(ArchiveFormat))]
+    public class Pak3Opener : ArchiveFormat
+    {
+        public override string         Tag { get { return "NEKOPACK/3"; } }
+        public override string Description { get { return "NekoPack resource archive"; } }
+        public override uint     Signature { get { return 0x4F4B454E; } } // "NEKO"
+        public override bool  IsHierarchic { get { return true; } }
+        public override bool      CanWrite { get { return false; } }
+
+        public Pak3Opener ()
+        {
+            Extensions = new string[] { "dat" };
+        }
+
+        public override ArcFile TryOpen (ArcView file)
+        {
+            if (!file.View.AsciiEqual (4, "PACK") || file.MaxOffset <= 0x410)
+                return null;
+
+            uint seed = file.View.ReadUInt32 (0xC);
+            int count = (int)(seed % 7u) + 3;
+            var key = file.View.ReadBytes (0x10, 0x400);
+            while (count --> 0)
+            {
+                Decrypt (key, 0x400, key, (ushort)seed, true);
+            }
+            seed = file.View.ReadUInt16 (0x410);
+            var index_info = file.View.ReadBytes (0x414, 8);
+            Decrypt (index_info, 8, key, (ushort)seed);
+            uint index_size = LittleEndian.ToUInt32 (index_info, 0);
+            long data_offset = 0x41CL + index_size;
+            if (data_offset >= file.MaxOffset)
+                return null;
+            var index = file.View.ReadBytes (0x41C, index_size);
+            Decrypt (index, index.Length, key, (ushort)seed);
+
+            var dir = new List<Entry>();
+            using (var input = new BinMemoryStream (index, file.Name))
+            {
+                int dir_count = input.ReadInt32();
+                if (!IsSaneCount (dir_count))
+                    return null;
+                for (int d = 0; d < dir_count; ++d)
+                {
+                    int name_len = input.ReadUInt8();
+                    string dir_name = input.ReadCString (name_len);
+                    if (string.IsNullOrEmpty (dir_name))
+                        return null;
+                    int file_count = input.ReadInt32();
+                    if (!IsSaneCount (file_count))
+                        return null;
+                    for (int i = 0; i < file_count; ++i)
+                    {
+                        input.ReadByte();
+                        name_len = input.ReadUInt8();
+                        string name = input.ReadCString (name_len);
+                        name = string.Join ("/", dir_name, name);
+                        var entry = Create<Neko3Entry> (name);
+                        entry.Offset = data_offset + input.ReadUInt32();
+                        dir.Add (entry);
+                    }
+                }
+            }
+            var buffer = new byte[12];
+            foreach (Neko3Entry entry in dir)
+            {
+                entry.Seed = file.View.ReadUInt16 (entry.Offset);
+                file.View.Read (entry.Offset+4, buffer, 0, 8);
+                Decrypt (buffer, 8, key, entry.Seed);
+                entry.Size = LittleEndian.ToUInt32 (buffer, 0);
+                entry.Offset += 12;
+            }
+            return new Neko3Archive (file, this, dir, key);
+        }
+
+        public override Stream OpenEntry (ArcFile arc, Entry entry)
+        {
+            var narc = (Neko3Archive)arc;
+            var nent = (Neko3Entry)entry;
+            var data = arc.File.View.ReadBytes (entry.Offset, entry.Size);
+            Decrypt (data, data.Length, narc.Key, nent.Seed);
+            return new BinMemoryStream (data, entry.Name);
+        }
+
+        void Decrypt (byte[] data, int length, byte[] key, ushort seed, bool init = false)
+        {
+            int count = length / 4;
+            unsafe
+            {
+                fixed (byte* data8 = data)
+                {
+                    uint* data32 = (uint*)data8;
+                    while (count --> 0)
+                    {
+                        uint s = *data32;
+                        seed = (ushort)((seed + 0xC3) & 0x1FF);
+                        uint d = s ^ LittleEndian.ToUInt32 (key, seed);
+                        if (init)
+                            seed += (ushort)s;
+                        else
+                            seed += (ushort)d;
+                        *data32++ = d;
+                    }
+                }
+            }
+        }
+    }
+}

ArcFormats/Nonono/ArcNPF.cs

@@ -34,6 +34,24 @@ namespace GameRes.Formats.Nonono
         public int  Seed;
     }
 
+    internal class NpfArchive : ArcFile
+    {
+        public readonly IRandomGenerator KeyGenerator;
+
+        public NpfArchive (ArcView arc, ArchiveFormat impl, ICollection<Entry> dir, IRandomGenerator rnd)
+            : base (arc, impl, dir)
+        {
+            KeyGenerator = rnd;
+        }
+    }
+
+    internal interface IRandomGenerator
+    {
+        void SRand (int seed);
+
+        int Rand ();
+    }
+
     [Export(typeof(ArchiveFormat))]
     public class NpfOpener : ArchiveFormat
     {
@@ -49,8 +67,28 @@ namespace GameRes.Formats.Nonono
         {
             if (file.View.ReadInt32 (4) != 4 || file.View.ReadInt32 (8) != 1)
                 return null;
+
+            foreach (var rnd in GetGenerators())
+            {
+                var dir = ReadIndex (file, rnd);
+                if (dir != null)
+                {
+                    return new NpfArchive (file, this, dir, rnd);
+                }
+            }
+            return null;
+        }
+
+        internal IEnumerable<IRandomGenerator> GetGenerators ()
+        {
+            yield return new RandomGenerator1 (DefaultSeed);
+            yield return new RandomGenerator2 (DefaultSeed);
+        }
+
+        List<Entry> ReadIndex (ArcView file, IRandomGenerator rnd)
+        {
             var header = file.View.ReadBytes (12, 20);
-            var rnd = new RandomGenerator (DefaultSeed);
+//            rnd.SRand (DefaultSeed); // generator already seeded by GetGenerators()
             Decrypt (header, 0, header.Length, rnd);
             if (!header.AsciiEqual ("FAT "))
                 return null;
@@ -84,16 +122,16 @@ namespace GameRes.Formats.Nonono
                 pos += 20;
                 name_pos += name_length;
             }
-            return new ArcFile (file, this, dir);
+            return dir;
         }
 
         public override Stream OpenEntry (ArcFile arc, Entry entry)
         {
-            var nent = entry as NpfEntry;
-            if (null == nent)
-                return base.OpenEntry (arc, entry);
+            var narc = (NpfArchive)arc;
+            var nent = (NpfEntry)entry;
             var data = arc.File.View.ReadBytes (entry.Offset, entry.Size);
-            var rnd = new RandomGenerator (nent.Seed);
+            var rnd = narc.KeyGenerator;
+            rnd.SRand (nent.Seed);
             Decrypt (data, 0, data.Length, rnd);
             return new BinMemoryStream (data, entry.Name);
         }
@@ -106,20 +144,20 @@ namespace GameRes.Formats.Nonono
             return new ImgXDecoder (input);
         }
 
-        internal void Decrypt (byte[] data, int pos, int count, RandomGenerator rnd)
+        internal void Decrypt (byte[] data, int pos, int count, IRandomGenerator rnd)
         {
             for (int i = 0; i < count; ++i)
                 data[pos + i] ^= (byte)rnd.Rand();
         }
     }
 
-    internal class RandomGenerator
+    internal class RandomGenerator1 : IRandomGenerator
     {
         int      m_seed;
 
         const int DefaultSeed = 0x67895;
 
-        public RandomGenerator (int seed = DefaultSeed)
+        public RandomGenerator1 (int seed = DefaultSeed)
         {
             SRand (seed);
         }
@@ -141,4 +179,30 @@ namespace GameRes.Formats.Nonono
             return m_seed;
         }
     }
+
+    internal class RandomGenerator2 : IRandomGenerator
+    {
+        int     m_seed1;
+        int     m_seed2;
+
+        const int DefaultSeed = 0x67895;
+
+        public RandomGenerator2 (int seed = DefaultSeed)
+        {
+            SRand (seed);
+        }
+
+        public void SRand (int seed)
+        {
+            m_seed1 = seed;
+            m_seed2 = ((seed >> 12) ^ (seed << 18)) - 0x579E2B8D;
+        }
+
+        public int Rand ()
+        {
+            int n = m_seed2 + ((m_seed1 >> 10) ^ (m_seed1 << 14));
+            m_seed2 = n - 0x15633649 + ((m_seed2 >> 12) ^ (m_seed2 << 18));
+            return m_seed2;
+        }
+    }
 }

ArcFormats/Nonono/ImageIMGX.cs

@@ -64,7 +64,12 @@ namespace GameRes.Formats.Nonono
             using (var input = new MemoryStream (bitmap, header_size, bitmap.Length - header_size))
             {
                 if (8 == m_info.BPP)
-                    palette = ImageFormat.ReadPalette (input);
+                {
+                    int num_colors = bitmap.ToInt32 (0x20);
+                    if (0 == num_colors)
+                        num_colors = 0x100;
+                    palette = ImageFormat.ReadPalette (input, num_colors);
+                }
                 input.Read (pixels, 0, pixels.Length);
             }
             PixelFormat format = 8 == m_info.BPP ? PixelFormats.Indexed8

ArcFormats/Properties/AssemblyInfo.cs

@@ -32,5 +32,5 @@ using System.Runtime.InteropServices;
 // You can specify all the values or you can default the Build and Revision Numbers 
 // by using the '*' as shown below:
 // [assembly: AssemblyVersion("1.0.*")]
-[assembly: AssemblyVersion ("1.2.48.2176")]
-[assembly: AssemblyFileVersion ("1.2.48.2176")]
+[assembly: AssemblyVersion ("1.2.48.2200")]
+[assembly: AssemblyFileVersion ("1.2.48.2200")]

ArcFormats/Properties/Settings.Designer.cs

@@ -12,7 +12,7 @@ namespace GameRes.Formats.Properties {
     
     
     [global::System.Runtime.CompilerServices.CompilerGeneratedAttribute()]
-    [global::System.CodeDom.Compiler.GeneratedCodeAttribute("Microsoft.VisualStudio.Editors.SettingsDesigner.SettingsSingleFileGenerator", "12.0.0.0")]
+    [global::System.CodeDom.Compiler.GeneratedCodeAttribute("Microsoft.VisualStudio.Editors.SettingsDesigner.SettingsSingleFileGenerator", "16.8.1.0")]
     public sealed partial class Settings : global::System.Configuration.ApplicationSettingsBase {
         
         private static Settings defaultInstance = ((Settings)(global::System.Configuration.ApplicationSettingsBase.Synchronized(new Settings())));
@@ -801,5 +801,17 @@ namespace GameRes.Formats.Properties {
                 this["SJDatTitle"] = value;
             }
         }
+        
+        [global::System.Configuration.UserScopedSettingAttribute()]
+        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
+        [global::System.Configuration.DefaultSettingValueAttribute("932")]
+        public int AFAEncodingCP {
+            get {
+                return ((int)(this["AFAEncodingCP"]));
+            }
+            set {
+                this["AFAEncodingCP"] = value;
+            }
+        }
     }
 }

ArcFormats/Properties/Settings.settings

@@ -197,5 +197,8 @@
     <Setting Name="SJDatTitle" Type="System.String" Scope="User">
       <Value Profile="(Default)" />
     </Setting>
+    <Setting Name="AFAEncodingCP" Type="System.Int32" Scope="User">
+      <Value Profile="(Default)">932</Value>
+    </Setting>
   </Settings>
 </SettingsFile>

ArcFormats/RPM/ArcARC.cs

@@ -84,6 +84,9 @@ namespace GameRes.Formats.Rpm
         /// <summary>Minimum entry length across all possible archive schemes.</summary>
         const int MinEntryLength = 0x24;
 
+        // largest size should be first
+        static readonly int[] PossibleNameSizes = new[] { 0x20, 0x18 };
+
         public override ArcFile TryOpen (ArcView file)
         {
             int count = file.View.ReadInt32 (0);
@@ -94,7 +97,7 @@ namespace GameRes.Formats.Rpm
                 return null;
 
             var index_reader = new ArcIndexReader (file, count, is_compressed != 0);
-            var scheme = index_reader.GuessScheme (8, new int[] { 0x20, 0x18 });
+            var scheme = index_reader.GuessScheme (8, PossibleNameSizes);
             // additional checks to avoid dialog popup on false positives
             if (null == scheme && KnownSchemes.Count > 0 && file.Name.HasExtension (".arc"))
             {

ArcFormats/Seraphim/ArcArchAngel.cs

@@ -28,6 +28,9 @@ using System.Collections.Generic;
 using System.ComponentModel.Composition;
 using System.IO;
 
+// [960920][Petit] Trouble Outsiders
+// [980220][Euphony Production] Happening Journey
+
 namespace GameRes.Formats.ArchAngel
 {
     [Export(typeof(ArchiveFormat))]
@@ -44,7 +47,7 @@ namespace GameRes.Formats.ArchAngel
             ContainedFormats = new[] { "CB" };
         }
 
-        static readonly string[] DefaultSections = { "image", "script", null };
+        static readonly string[] DefaultSections = { "image", "script", "" };
 
         public override ArcFile TryOpen (ArcView file)
         {
@@ -54,13 +57,7 @@ namespace GameRes.Formats.ArchAngel
             int file_count = file.View.ReadInt16 (0);
             if (!IsSaneCount (file_count))
                 return null;
-            uint index_pos = 2;
-            var size_table = new uint[file_count];
-            for (int i = 0; i < file_count; ++i)
-            {
-                size_table[i] = file.View.ReadUInt32 (index_pos);
-                index_pos += 4;
-            }
+            long index_pos = 2 + 4 * file_count;
             var section_table = new SortedDictionary<int, uint>();
             uint min_offset = (uint)file.MaxOffset;
             while (index_pos + 6 <= min_offset)
@@ -76,26 +73,34 @@ namespace GameRes.Formats.ArchAngel
             }
             var dir = new List<Entry> (file_count);
             int section_num = 0;
+            Func<string> get_type;
+            if (section_table.Count == DefaultSections.Length)
+                get_type = () => DefaultSections[section_num];
+            else
+                get_type = () => section_num > 0 ? "image" : "";
             foreach (var section in section_table)
             {
                 int i = section.Key;
                 uint base_offset = section.Value;
                 do
                 {
-                    uint size = size_table[i];
-                    var entry = new PackedEntry {
-                        Name = string.Format ("{0}-{1:D6}", section_num, i),
+                    uint size = file.View.ReadUInt32 (2 + i * 4);
+                    if (size > 0)
+                    {
+                        var entry = new PackedEntry
+                        {
+                            Name = string.Format("{0}-{1:D6}", section_num, i),
+                            Type = get_type(),
                             Offset = base_offset,
                             Size = size,
                         };
-                    if (!entry.CheckPlacement (file.MaxOffset))
+                        if (!entry.CheckPlacement(file.MaxOffset))
                             return null;
-                    if (section_num < DefaultSections.Length && DefaultSections[section_num] != null)
-                        entry.Type = DefaultSections[section_num];
                         if ("script" == entry.Type)
                             entry.IsPacked = true;
-                    dir.Add (entry);
+                        dir.Add(entry);
                         base_offset += size;
+                    }
                     ++i;
                 }
                 while (i < file_count && !section_table.ContainsKey (i));

ArcFormats/Seraphim/ArcSCN.cs

@@ -85,6 +85,14 @@ namespace GameRes.Formats.Seraphim
             {
                 input = arc.File.CreateStream (entry.Offset+4, entry.Size-4);
                 return new ZLibStream (input.AsStream, CompressionMode.Decompress);
+                /*
+                using (var compr = new ZLibStream (input.AsStream, CompressionMode.Decompress))
+                using (var bin = new BinaryStream (compr, entry.Name))
+                {
+                    var data = LzDecompress (bin);
+                    return new BinMemoryStream (data, entry.Name);
+                }
+                */
             }
             input = arc.File.CreateStream (entry.Offset, entry.Size);
             if (signature < 4 || 0 != (signature & 0xFF000000))
@@ -141,4 +149,72 @@ namespace GameRes.Formats.Seraphim
             return data;
         }
     }
+
+    [Export(typeof(ArchiveFormat))]
+    public class Scn95Opener : ArchiveFormat
+    {
+        public override string         Tag { get { return "SCN/ARCH"; } }
+        public override string Description { get { return "Archangel engine scripts archive"; } }
+        public override uint     Signature { get { return 0; } }
+        public override bool  IsHierarchic { get { return false; } }
+        public override bool      CanWrite { get { return false; } }
+
+        public Scn95Opener ()
+        {
+            Extensions = new[] { "dat" };
+        }
+
+        public override ArcFile TryOpen (ArcView file)
+        {
+            if (!VFS.IsPathEqualsToFileName (file.Name, "SCNPAC.DAT"))
+                return null;
+            uint offset = file.View.ReadUInt32 (0);
+            int count = (int)offset / 4;
+            if (offset >= file.MaxOffset || !IsSaneCount (count))
+                return null;
+
+            int index_offset = 4;
+            var dir = new List<Entry> (count);
+            for (int i = 0; i < count; ++i)
+            {
+                uint size = file.View.ReadUInt32 (index_offset);
+                if (0 == size)
+                    return null;
+                var entry = new Entry {
+                    Name = i.ToString ("D5"),
+                    Type = "script",
+                    Offset = offset + 4,
+                    Size = size,
+                };
+                if (!entry.CheckPlacement (file.MaxOffset))
+                    return null;
+                dir.Add (entry);
+                offset += size;
+                index_offset += 4;
+            }
+            return new ArcFile (file, this, dir);
+        }
+
+        public override Stream OpenEntry (ArcFile arc, Entry entry)
+        {
+            IBinaryStream input = arc.File.CreateStream (entry.Offset, entry.Size);
+            if (input.Signature < 4 || 0 != (input.Signature & 0xFF000000))
+            {
+                return input.AsStream;
+            }
+            try
+            {
+                var data = ScnOpener.LzDecompress (input);
+                return new BinMemoryStream (data, entry.Name);
+            }
+            catch
+            {
+                return arc.File.CreateStream (entry.Offset, entry.Size);
+            }
+            finally
+            {
+                input.Dispose();
+            }
+        }
+    }
 }

ArcFormats/Seraphim/ArcSeraph.cs

@@ -120,6 +120,8 @@ namespace GameRes.Formats.Seraphim
 
         List<Entry> ReadIndex (ArcView file, long index_offset, long max_offset)
         {
+            if (index_offset >= max_offset)
+                return null;
             int base_count = file.View.ReadInt32 (index_offset);
             int file_count = file.View.ReadInt32 (index_offset + 4);
             index_offset += 8;
@@ -220,7 +222,9 @@ namespace GameRes.Formats.Seraphim
             {
                 uint width  = input.ReadUInt16();
                 uint height = input.ReadUInt16();
-                if (width > 0x4100 || 0 == width || 0 == height || width * height * 3 + 4 != input.Length)
+                uint plane_size = width * height;
+                uint total_size = (uint)(input.Length - 4);
+                if (width > 0x4100 || 0 == width || 0 == height || (total_size % plane_size) != 0)
                 {
                     input.Position = 0;
                     return new ImageFormatDecoder (input);

ArcFormats/Seraphim/ArcVoice.cs

@@ -47,7 +47,7 @@ namespace GameRes.Formats.Seraphim
             Extensions = new string[] { "dat" };
         }
 
-        static readonly Regex   VoiceRe = new Regex (@"^Voice\d\.dat$", RegexOptions.IgnoreCase);
+        static readonly Regex   VoiceRe = new Regex (@"^Voice(?:\d|pac)\.dat$", RegexOptions.IgnoreCase);
 
         public override ArcFile TryOpen (ArcView file)
         {

ArcFormats/Seraphim/ImageSeraph.cs

@@ -47,12 +47,15 @@ namespace GameRes.Formats.Seraphim
 
         public SeraphCfImage ()
         {
-            Extensions = new string[] { "cts" };
+            Signatures = new [] { 0x4643u, 0x024643u, 0x044643u, 0x074643u, 0x094643u, 0x144643u, 0u };
+            Extensions = new [] { "cts" };
         }
 
         public override ImageMetaData ReadMetaData (IBinaryStream stream)
         {
             var header = stream.ReadHeader (0x10);
+            if ('C' != header[0] || 'F' != header[1] || 0 != header[3])
+                return null;
             int packed_size = header.ToInt32 (12);
             if (packed_size <= 0 || packed_size > stream.Length-0x10)
                 return null;

ArcFormats/Sohfu/ArcSKA.cs

@@ -0,0 +1,139 @@
+//! \file       ArcSKA.cs
+//! \date       2022 Jun 12
+//! \brief      Sohfu resource archive.
+//
+// Copyright (C) 2022 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 GameRes.Utility;
+using System.Collections.Generic;
+using System.ComponentModel.Composition;
+using System.IO;
+
+namespace GameRes.Formats.Sohfu
+{
+    [Export(typeof(ArchiveFormat))]
+    public class SkaOpener : ArchiveFormat
+    {
+        public override string         Tag { get { return "SKA/SOHFU"; } }
+        public override string Description { get { return "Sohfu resource archive"; } }
+        public override uint     Signature { get { return 0x32465049; } } // 'IPF2'
+        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;
+
+            uint index_pos = 8;
+            var name_buffer = new byte[0x10];
+            var dir = new List<Entry> (count);
+            for (int i = 0; i < count; ++i)
+            {
+                file.View.Read (index_pos, name_buffer, 0, 0x10);
+                int name_len = 0;
+                while (name_len < name_buffer.Length && name_buffer[name_len] != 0)
+                    ++name_len;
+                var name = Encodings.cp932.GetString (name_buffer, 0, name_len);
+                ++name_len;
+                string ext = null;
+                if (name_len < 0x10)
+                    ext  = Binary.GetCString (name_buffer, name_len, 0x10 - name_len);
+                if (!string.IsNullOrEmpty (ext))
+                    name = Path.ChangeExtension (name, ext);
+                var entry = Create<PackedEntry> (name);
+                entry.Offset = file.View.ReadUInt32 (index_pos+0x10);
+                entry.Size   = file.View.ReadUInt32 (index_pos+0x14);
+                if (!entry.CheckPlacement (file.MaxOffset))
+                    return null;
+                dir.Add (entry);
+                index_pos += 0x18;
+            }
+            return new ArcFile (file, this, dir);
+        }
+
+        public override Stream OpenEntry (ArcFile arc, Entry entry)
+        {
+            var pent = (PackedEntry)entry;
+            var input = arc.File.CreateStream (entry.Offset, entry.Size);
+            if (!pent.IsPacked)
+            {
+                if (input.Signature != 0x4238534C) // 'LS8B'
+                    return input;
+                pent.IsPacked = true;
+                pent.UnpackedSize = arc.File.View.ReadUInt32 (pent.Offset+4);
+            }
+            using (input)
+            {
+                var data = new byte[pent.UnpackedSize];
+                input.Position = 0xC;
+                LzssUnpack (input, data);
+                return new BinMemoryStream (data);
+            }
+        }
+
+        void LzssUnpack (IBinaryStream input, byte[] output)
+        {
+            byte[] frame = new byte[0x1000];
+            int frame_pos = 0xFFF;
+            const int frame_mask = 0xFFF;
+            int ctl = 1;
+            int dst = 0;
+            while (dst < output.Length)
+            {
+                if (1 == ctl)
+                {
+                    ctl = input.ReadByte();
+                    if (-1 == ctl)
+                        break;
+                    ctl |= 0x100;
+                }
+                if (0 == (ctl & 1))
+                {
+                    int b = input.ReadByte();
+                    if (-1 == b)
+                        break;
+                    frame[++frame_pos & frame_mask] = (byte)b;
+                    output[dst++] = (byte)b;
+                }
+                else
+                {
+                    int lo = input.ReadByte();
+                    if (-1 == lo)
+                        break;
+                    int hi = input.ReadByte();
+                    if (-1 == hi)
+                        break;
+                    int offset = hi << 4 | lo >> 4;
+                    for (int count = 3 + (lo & 0xF); count != 0; --count)
+                    {
+                        byte v = frame[(offset + frame_pos++ - 0xFFF) & frame_mask];
+                        frame[frame_pos & frame_mask] = v;
+                        output[dst++] = v;
+                    }
+                }
+                ctl >>= 1;
+            }
+        }
+    }
+}

ArcFormats/Sohfu/ImageDTL.cs

@@ -0,0 +1,146 @@
+//! \file       ImageDTL.cs
+//! \date       2022 Jun 12
+//! \brief      Sohfu image format;
+//
+// Copyright (C) 2022 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.Sohfu
+{
+    internal class DtlMetaData : ImageMetaData
+    {
+        public int Stride;
+    }
+
+    [Export(typeof(ImageFormat))]
+    public class DtlFormat : ImageFormat
+    {
+        public override string         Tag { get { return "DTL/SOHFU"; } }
+        public override string Description { get { return "Sohfu image format"; } }
+        public override uint     Signature { get { return 0x5F4C5444; } } // 'DTL_'
+
+        public DtlFormat ()
+        {
+            Extensions = new[] { "ls8b", "ls8" };
+        }
+
+        public override ImageMetaData ReadMetaData (IBinaryStream file)
+        {
+            var header = file.ReadHeader (0x18);
+            int bpp = header.ToInt32 (16);
+            if (bpp != 24 && bpp != 32 && bpp != 8 && bpp != 4)
+                return null;
+            return new DtlMetaData
+            {
+                Width  = header.ToUInt32 (8),
+                Height = header.ToUInt32 (12),
+                BPP    = bpp,
+                Stride = header.ToInt32 (20),
+            };
+        }
+
+        public override ImageData Read (IBinaryStream file, ImageMetaData info)
+        {
+            var meta = (DtlMetaData)info;
+            file.Position = 0x18;
+            var pixels = file.ReadBytes (meta.Stride * meta.iHeight);
+            PixelFormat format;
+            if (24 == meta.BPP)
+                format = PixelFormats.Bgr24;
+            else if (32 == meta.BPP)
+                format = PixelFormats.Bgra32;
+            else if (4 == meta.BPP)
+                format = PixelFormats.Gray4;
+            else
+                format = PixelFormats.Gray8;
+            return ImageData.Create (meta, format, null, pixels, meta.Stride);
+        }
+
+        public override void Write (Stream file, ImageData image)
+        {
+            throw new System.NotImplementedException ("DtlFormat.Write not implemented");
+        }
+    }
+
+    [Export(typeof(ImageFormat))]
+    public class DtlcFormat : ImageFormat
+    {
+        public override string         Tag { get { return "DTLC/SOHFU"; } }
+        public override string Description { get { return "Sohfu image format"; } }
+        public override uint     Signature { get { return 0x434C5444; } } // 'DTLC'
+
+        public DtlcFormat ()
+        {
+            Extensions = new[] { "ls8b", "ls8" };
+            Signatures = new[] { 0x434C5444u, 0x414C5444u }; // 'DTLA'
+        }
+
+        public override ImageMetaData ReadMetaData (IBinaryStream file)
+        {
+            var header = file.ReadHeader (0x18);
+            int bpp = header.ToInt32 (16);
+            if (bpp != 24 && bpp != 32)
+                return null;
+            return new DtlMetaData
+            {
+                Width  = header.ToUInt32 (8),
+                Height = header.ToUInt32 (12),
+                BPP    = bpp,
+                Stride = header.ToInt32 (20),
+            };
+        }
+
+        public override ImageData Read (IBinaryStream file, ImageMetaData info)
+        {
+            var meta = (DtlMetaData)info;
+//            var lineBuffer = new int[meta.iHeight][];
+            file.Position = 0x18;
+            for (int y = 0; y < meta.iHeight; ++y)
+            {
+                int n = file.ReadInt32();
+//                lineBuffer[y] = new int[n * 2];
+                for (int i = 0; i < n; ++i)
+                {
+//                    lineBuffer[y][i*2] = file.ReadInt32();    // x
+//                    lineBuffer[y][i*2+1] = file.ReadInt32();  // number of pixels
+                    file.ReadInt32();
+                    file.ReadInt32();
+                }
+            }
+            var pixels = file.ReadBytes (meta.Stride * meta.iHeight);
+            PixelFormat format;
+            if (24 == meta.BPP)
+                format = PixelFormats.Bgr24;
+            else
+                format = PixelFormats.Bgra32;
+            return ImageData.Create (meta, format, null, pixels, meta.Stride);
+        }
+
+        public override void Write (Stream file, ImageData image)
+        {
+            throw new System.NotImplementedException ("DtlcFormat.Write not implemented");
+        }
+    }
+}

ArcFormats/Tanaka/ArcBMX.cs

@@ -37,6 +37,11 @@ namespace GameRes.Formats.Will
         public override bool  IsHierarchic { get { return false; } }
         public override bool      CanWrite { get { return false; } }
 
+        public BmxOpener ()
+        {
+            ContainedFormats = new[] { "BC" };
+        }
+
         public override ArcFile TryOpen (ArcView file)
         {
             uint total_size = file.View.ReadUInt32 (0);
@@ -48,34 +53,29 @@ namespace GameRes.Formats.Will
 
             var dir = new List<Entry> (count);
             uint index_offset = 0x10;
-            uint next_offset = file.View.ReadUInt32 (index_offset+0x1C);
             for (int i = 0; i < count; ++i)
             {
                 var name = file.View.ReadString (index_offset, 0x1C);
                 if (0 == name.Length)
                     break;
-                index_offset += 0x20;
                 var entry = FormatCatalog.Instance.Create<Entry> (name);
-                entry.Offset = next_offset;
-                if (i+1 < count)
-                {
-                    next_offset = file.View.ReadUInt32 (index_offset+0x1C);
-                    if (0 == next_offset)
-                        next_offset = (uint)file.MaxOffset;
-                }
-                else
-                {
-                    next_offset = (uint)file.MaxOffset;
-                }
-                entry.Size = (uint)(next_offset - entry.Offset);
-                if (!entry.CheckPlacement (file.MaxOffset))
-                    return null;
+                entry.Offset = file.View.ReadUInt32 (index_offset+0x1C);
                 if (string.IsNullOrEmpty (entry.Type))
                     entry.Type = "image";
                 dir.Add (entry);
+                index_offset += 0x20;
             }
             if (0 == dir.Count)
                 return null;
+            long last_offset = file.MaxOffset;
+            for (int i = dir.Count - 1; i >= 0; --i)
+            {
+                var entry = dir[i];
+                entry.Size = (uint)(last_offset - entry.Offset);
+                last_offset = entry.Offset;
+                if (!entry.CheckPlacement (file.MaxOffset))
+                    return null;
+            }
             return new ArcFile (file, this, dir);
         }
     }

ArcFormats/Tanaka/ArcMBF.cs

@@ -40,6 +40,7 @@ namespace GameRes.Formats.Will
         public MbfOpener ()
         {
             Signatures = new uint[] { 0x3046424D, 0x3146424D };
+            ContainedFormats = new[] { "BC" };
         }
 
         public override ArcFile TryOpen (ArcView file)

ArcFormats/Tanaka/ArcVPK.cs

@@ -43,6 +43,7 @@ namespace GameRes.Formats.Will
         {
             Extensions = new string[] { "vpk" };
             Signatures = new uint[] { 0x314B5056, 0x304B5056 };
+            ContainedFormats = new[] { "WAV" };
         }
 
         public override ArcFile TryOpen (ArcView file)

ArcFormats/Tanaka/ArcWSM.cs

@@ -43,6 +43,7 @@ namespace GameRes.Formats.Will
         {
             Extensions = new string[] { "wsm" };
             Signatures = new uint[] { 0x324D5357, 0x334D5357 };
+            ContainedFormats = new[] { "WAV" };
         }
 
         public override ArcFile TryOpen (ArcView file)
@@ -71,6 +72,7 @@ namespace GameRes.Formats.Will
                 dir.Add (entry);
             }
             int index_offset = 0;
+            var names = new HashSet<string>();
             for (int i = 0; i < count; ++i)
             {
                 int entry_pos = index.ToInt32 (index_offset);
@@ -83,8 +85,20 @@ namespace GameRes.Formats.Will
                 int entry_idx = index[entry_pos+3];
                 if (entry_idx >= dir.Count)
                     return null;
+                if (0 == entry_idx)
+                    entry_idx = i;
                 var entry = dir[entry_idx];
-                entry.Name = string.Format ("{0:D2}_{1}.wav", entry_idx, name);
+                entry.Name = name + ".wav";
+                names.Add (entry.Name);
+            }
+            if (names.Count != dir.Count)
+            {
+                // make filenames unique by prepending index number
+                for (int i = 0; i < dir.Count; ++i)
+                {
+                    var entry = dir[i];
+                    entry.Name = string.Format("{0:D2}_{1}", i, entry.Name);
+                }
             }
             return new ArcFile (file, this, dir);
         }

ArcFormats/TechGian/ArcBIN.cs

@@ -0,0 +1,122 @@
+//! \file       ArcBIN.cs
+//! \date       2023 Aug 09
+//! \brief      Tech Gian Archive
+//
+// Copyright (C) 2023 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 GameRes.Formats.Eagls;
+using GameRes.Utility;
+
+// [121102][Tech Gian Archive] Hanafuda Market Totsugeki! Tonari no Kanban Musume
+
+namespace GameRes.Formats.TechGian
+{
+    internal class RfilEntry : Entry
+    {
+        public int  EncryptionMethod;
+
+        public bool IsEncrypted {
+            get { return EncryptionMethod == 1 || EncryptionMethod == 2 || EncryptionMethod == 4; }
+        }
+    }
+
+    [Export(typeof(ArchiveFormat))]
+    public class BinOpener : ArchiveFormat
+    {
+        public override string         Tag { get { return "BIN/RFIL"; } }
+        public override string Description { get { return "Tech Gian archive"; } }
+        public override uint     Signature { get { return 0x4C494652; } } // 'RFIL'
+        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 (8);
+            if (!IsSaneCount (count))
+                return null;
+            bool is_encrypted = file.View.ReadInt32 (12) == 1234;
+            long index_pos = 0x10;
+            var buffer = new byte[0x40];
+            var rnd = new CRuntimeRandomGenerator();
+            rnd.SRand (0);
+            var dir = new List<Entry> (count);
+            for (int i = 0; i < count; ++i)
+            {
+                file.View.Read (index_pos, buffer, 0, 0x40);
+                if (is_encrypted)
+                    DecryptRand (buffer, 0, 0x40, rnd);
+                var name = Binary.GetCString (buffer, 0, 0x30);
+                var entry = Create<RfilEntry> (name);
+                entry.Offset = buffer.ToUInt32 (0x34);
+                entry.Size = buffer.ToUInt32 (0x38);
+                entry.EncryptionMethod = buffer.ToInt32 (0x3C);
+                if (!entry.CheckPlacement (file.MaxOffset))
+                    return null;
+                dir.Add (entry);
+                index_pos += 0x40;
+            }
+            return new ArcFile (file, this, dir);
+        }
+
+        public override Stream OpenEntry (ArcFile arc, Entry entry)
+        {
+            var rent = (RfilEntry)entry;
+            if (!rent.IsEncrypted)
+                return base.OpenEntry (arc, entry);
+            var data = arc.File.View.ReadBytes (rent.Offset, rent.Size);
+            switch (rent.EncryptionMethod)
+            {
+            case 1:
+                DecryptData (data, 0, data.Length);
+                break;
+            case 2:
+                if (data.Length > 0)
+                    DecryptData (data, 0, (data.Length - 1) / 100 + 1);
+                break;
+            case 4:
+                DecryptData (data, 0, Math.Min (1024, data.Length));
+                break;
+            }
+            return new BinMemoryStream (data, entry.Name);
+        }
+
+        internal static void DecryptData (byte[] data, int pos, int length)
+        {
+            while (length --> 0)
+            {
+                data[pos++] ^= 0x7F;
+            }
+        }
+
+        internal static void DecryptRand (byte[] data, int pos, int length, IRandomGenerator rnd)
+        {
+            while (length --> 0)
+            {
+                data[pos++] ^= (byte)rnd.Rand();
+            }
+        }
+    }
+}

ArcFormats/TechnoBrain/ImageIPF.cs

@@ -93,7 +93,7 @@ namespace GameRes.Formats.TechnoBrain
             if (0x20706D62 != file.ReadInt32()) // 'bmp '
                 return false;
             int bmp_size = file.ReadInt32();
-            if (bmp_size <= 0x20)
+            if (bmp_size < 0x1C)
                 return false;
             info.BmpOffset = file.Position + 0x18;
             info.Width  = file.ReadUInt16();

ArcFormats/Unity/Asset.cs

@@ -93,8 +93,9 @@ namespace GameRes.Formats.Unity
                 for (int i = 0; i < count; ++i)
                 {
                     input.Align();
+                    var file_id = input.ReadInt32();
                     var id = input.ReadId();
-                    m_adds[id] = input.ReadInt32();
+                    m_adds[id] = file_id;
                 }
             }
             if (Format >= 6)
@@ -353,8 +354,11 @@ namespace GameRes.Formats.Unity
         {
             int count = reader.ReadInt32();
             int buffer_bytes = reader.ReadInt32();
-            var node_data = reader.ReadBytes (24 * count);
+            int node_size = m_format >= 18 ? 32 : 24;
+            var node_data = reader.ReadBytes (node_size * count);
             m_data = reader.ReadBytes (buffer_bytes);
+            if (m_format >= 21)
+                reader.Skip (4);
 
             var parents = new Stack<TypeTree>();
             parents.Push (this);
@@ -384,6 +388,8 @@ namespace GameRes.Formats.Unity
                     current.Size = buf.ReadInt32();
                     current.Index = buf.ReadUInt32();
                     current.Flags = buf.ReadInt32();
+                    if (m_format >= 18)
+                        buf.ReadInt64();
                 }
             }
         }

ArcFormats/Unity/Texture2D.cs

@@ -104,13 +104,42 @@ namespace GameRes.Formats.Unity
                 Load2021 (reader);
                 return;
             }
-            if (type.Version != "2017.3.1f1")
+            if (type.Version != "2017.3.1f1" && type.Version != "2019.3.0f1" && type.Version != "2017.4.3f1")
             {
                 Load (reader);
                 if (0 == m_DataLength && type.Version.StartsWith ("2017.")) // "2017.2.0f3" || "2017.1.1p1"
                     reader.ReadInt64();
                 return;
             }
+            // type hash = [1E 87 D8 2D 4F D0 58 50 9A 3C 78 66 DB 0E 73 56]
+            m_Name = reader.ReadString();
+            reader.Align();
+            reader.ReadInt32(); // m_ForcedFallbackFormat
+            reader.ReadInt32(); // m_DownscaleFallback
+            m_Width = reader.ReadInt32();
+            m_Height = reader.ReadInt32();
+            m_CompleteImageSize = reader.ReadInt32();
+            m_TextureFormat = (TextureFormat)reader.ReadInt32();
+            m_MipCount = reader.ReadInt32();
+            m_IsReadable = reader.ReadBool();
+            reader.Align();
+            if ("2019.3.0f1" == type.Version) // type hash = [EE 6C 40 81 7D 29 51 92 9C DB 4F 5A 60 87 4F 5D]
+                reader.ReadInt32(); // m_StreamingMipmapsPriority
+            m_ImageCount = reader.ReadInt32();
+            m_TextureDimension = reader.ReadInt32();
+            m_FilterMode = reader.ReadInt32();
+            m_Aniso = reader.ReadInt32();
+            m_MipBias = reader.ReadFloat();
+            m_WrapMode = reader.ReadInt32(); // m_WrapU
+            reader.ReadInt32(); // m_WrapV
+            reader.ReadInt32(); // m_WrapW
+            reader.ReadInt32(); // m_LightmapFormat 
+            m_ColorSpace = reader.ReadInt32();
+            m_DataLength = reader.ReadInt32();
+        }
+
+        public void Load2017 (AssetReader reader)
+        {
             m_Name = reader.ReadString();
             reader.Align();
             reader.ReadInt32(); // m_ForcedFallbackFormat

ArcFormats/Winters/ArcCFP.cs

@@ -0,0 +1,75 @@
+//! \file       ArcCFP.cs
+//! \date       2022 May 17
+//! \brief      Winters resource archive.
+//
+// Copyright (C) 2022 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;
+
+// [110527][Winters] Kiss x 700 Kiss Tantei
+
+namespace GameRes.Formats.Winters
+{
+    [Export(typeof(ArchiveFormat))]
+    public class CfpOpener : ArchiveFormat
+    {
+        public override string         Tag { get { return "CFP/CAPYBARA"; } }
+        public override string Description { get { return "Winters resource archive"; } }
+        public override uint     Signature { get { return 0x59504143; } } // 'CAPYBARA DAT 002'
+        public override bool  IsHierarchic { get { return false; } }
+        public override bool      CanWrite { get { return false; } }
+
+        public override ArcFile TryOpen (ArcView file)
+        {
+            if (!file.View.AsciiEqual (0, "CAPYBARA DAT 002"))
+                return null;
+            uint names_offset = file.View.ReadUInt32 (0x14);
+            uint names_length = file.View.ReadUInt32 (0x18);
+            uint index_offset = 0x20;
+            var dir = new List<Entry>();
+            using (var names = file.CreateStream (names_offset, names_length))
+            using (var index = new StreamReader (names, Encodings.cp932))
+            {
+                string name;
+                while (index_offset < names_offset && (name = index.ReadLine()) != null)
+                {
+                    if (name.Length > 0)
+                    {
+                        var entry = FormatCatalog.Instance.Create<Entry> (name);
+                        entry.Offset = file.View.ReadUInt32 (index_offset);
+                        entry.Size   = file.View.ReadUInt32 (index_offset+4);
+                        if (!entry.CheckPlacement (file.MaxOffset))
+                            return null;
+                        dir.Add (entry);
+                    }
+                    index_offset += 0xC;
+                }
+            }
+            if (0 == dir.Count)
+                return null;
+            return new ArcFile (file, this, dir);
+        }
+    }
+}

ArcFormats/Xuse/ArcWAG.cs

@@ -57,6 +57,7 @@ namespace GameRes.Formats.Xuse
         {
             Extensions = new string[] { "wag", "4ag", "004" };
             Signatures = new uint[] { 0x40474157, 0x34464147 }; // 'GAF4'
+//            ContainedFormats = new [] { "PNG", "P/4AG" };
         }
 
         public override ArcFile TryOpen (ArcView file)
@@ -284,7 +285,7 @@ namespace GameRes.Formats.Xuse
                 return entry;
             }
 
-            static readonly Regex DriveRe = new Regex (@"^(?:.+:)?\\+");
+            static readonly Regex DriveRe = new Regex (@"^(?:.+:|\.\.)?\\+");
         }
     }
 }

ArcFormats/Xuse/ImageP.cs

@@ -0,0 +1,64 @@
+//! \file       ImageP.cs
+//! \date       2022 May 07
+//! \brief      Obfuscated PNG file.
+//
+// Copyright (C) 2022 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.Xuse
+{
+    [Export(typeof(ImageFormat))]
+    public class P4AGFormat : ImageFormat
+    {
+        public override string         Tag { get { return "P/4AG"; } }
+        public override string Description { get { return "Xuse/Eternal obfuscated PNG image"; } }
+        public override uint     Signature { get { return 0x0A0D474E; } } // 'NG\n\r'
+
+        public override ImageMetaData ReadMetaData (IBinaryStream file)
+        {
+            using (var input = OpenAsPng (file))
+                return Png.ReadMetaData (input);
+        }
+
+        public override ImageData Read (IBinaryStream file, ImageMetaData info)
+        {
+            using (var input = OpenAsPng (file))
+                return Png.Read (input, info);
+        }
+
+        static readonly byte[] HeaderBytes = new byte[2] { PngFormat.HeaderBytes[0], PngFormat.HeaderBytes[1] };
+
+        internal IBinaryStream OpenAsPng (IBinaryStream file)
+        {
+            var input = new PrefixStream (HeaderBytes, file.AsStream, true);
+            return new BinaryStream (input, file.Name);
+        }
+
+        public override void Write (Stream file, ImageData image)
+        {
+            throw new System.NotImplementedException ("P4AGFormat.Write not implemented");
+        }
+    }
+}

ArcFormats/Zyx/ImageXMG.cs

@@ -0,0 +1,142 @@
+//! \file       ImageXMG.cs
+//! \date       2022 Jun 19
+//! \brief      ZyX image format.
+//
+// Copyright (C) 2022 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 GameRes.Utility;
+using System.ComponentModel.Composition;
+using System.IO;
+using System.Windows.Media;
+using System.Windows.Media.Imaging;
+
+namespace GameRes.Formats.Ikura
+{
+    [Export(typeof(ImageFormat))]
+    public class XmgFormat : ImageFormat
+    {
+        public override string         Tag { get { return "XMG"; } }
+        public override string Description { get { return "ZyX image format"; } }
+        public override uint     Signature { get { return 0; } }
+
+        public override ImageMetaData ReadMetaData (IBinaryStream file)
+        {
+            if (!file.Name.HasExtension (".xmg"))
+                return null;
+            var header = file.ReadBytes (12);
+            Decrypt (header);
+            if (header[2] != 0 || header[3] != 0)
+                return null;
+            int width  = LittleEndian.ToInt16 (header, 4);
+            int height = LittleEndian.ToInt16 (header, 6);
+            if (width <= 0 || height <= 0)
+                return null;
+            return new ImageMetaData {
+                Width  = (uint)width,
+                Height = (uint)height,
+                BPP    = 8,
+            };
+        }
+
+        public override ImageData Read (IBinaryStream file, ImageMetaData info)
+        {
+            file.Position = 12;
+            var palette_data = file.ReadBytes (0x300);
+            Decrypt (palette_data, (byte)(12 * 7));
+            var palette = ConvertPalette (palette_data);
+            var pixels = new byte[info.iWidth * info.iHeight];
+            int dst = 0;
+            for (int y = 0; y < info.iHeight; ++y)
+            {
+                int x = 0;
+                while (x < info.iWidth)
+                {
+                    byte ctl = file.ReadUInt8();
+                    int offset;
+                    int count;
+                    if ((ctl & 0xC0) != 0)
+                    {
+                        if ((ctl & 0x80) != 0)
+                        {
+                            offset = -((ctl << 8 | file.ReadUInt8()) & 0xFFF) - 1;
+                            count = (ctl & 0x70) >> 4;
+                            if (count != 0)
+                                count += 2;
+                            else
+                                count = file.ReadUInt8() + 10;
+                            Binary.CopyOverlapped (pixels, dst + offset, dst, count);
+                        }
+                        else
+                        {
+                            count = ctl & 0x3F;
+                            if (0 == count)
+                                count = 64 + file.ReadUInt8();
+                            count += 1;
+                            byte p = pixels[dst-1];
+                            for (int i = 0; i < count; ++i)
+                                pixels[dst+i] = p;
+                        }
+                    }
+                    else
+                    {
+                        count = ctl & 0x3F;
+                        if (0 == count)
+                            count = 64 + file.ReadUInt8();
+                        file.Read (pixels, dst, count);
+                    }
+                    x += count;
+                    dst += count;
+                }
+            }
+            return ImageData.Create (info, PixelFormats.Indexed8, palette, pixels);
+        }
+
+        public override void Write (Stream file, ImageData image)
+        {
+            throw new System.NotImplementedException ("xxxFormat.Write not implemented");
+        }
+
+        internal static BitmapPalette ConvertPalette (byte[] palette_data)
+        {
+            const int colors = 0x100;
+            var color_map = new Color[colors];
+            int src = 0;
+            for (int i = 0; i < colors; ++i)
+            {
+                color_map[i] = Color.FromRgb (palette_data[src+1], palette_data[src+2], palette_data[src]);
+                src += 3;
+            }
+            return new BitmapPalette (color_map);
+        }
+
+        internal static byte Decrypt (byte[] data, byte key = 0)
+        {
+            for (int i = 0; i < data.Length; ++i)
+            {
+                byte v = (byte)((data[i] - key) ^ 0xF3);
+                data[i] = v;
+                key += 7;
+            }
+            return key;
+        }
+    }
+}

ArcFormats/app.config

@@ -199,6 +199,9 @@
             <setting name="SJDatTitle" serializeAs="String">
                 <value />
             </setting>
+            <setting name="AFAEncodingCP" serializeAs="String">
+                <value>932</value>
+            </setting>
         </GameRes.Formats.Properties.Settings>
     </userSettings>
 <startup><supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.6" /></startup>

ArcFormats/elf/ImageG24.cs

@@ -40,7 +40,7 @@ namespace GameRes.Formats.Elf
 
         public G24Format ()
         {
-            Extensions = new string[] { "g24", "g16" };
+            Extensions = new string[] { "g24", "g16", "g32" };
         }
 
         public override ImageMetaData ReadMetaData (IBinaryStream input)
@@ -57,7 +57,8 @@ namespace GameRes.Formats.Elf
                 Height = (uint)h,
                 OffsetX = x,
                 OffsetY = y,
-                BPP = input.Name.HasExtension (".G16") ? 16 : 24
+                BPP = input.Name.HasExtension (".G16") ? 16
+                    : input.Name.HasExtension (".G32") ? 32 : 24
             };
         }
 
@@ -70,7 +71,9 @@ namespace GameRes.Formats.Elf
             {
                 if (pixels.Length != reader.Read (pixels, 0, pixels.Length))
                     throw new InvalidFormatException();
-                var format = 24 == info.BPP ? PixelFormats.Bgr24 : PixelFormats.Bgr555;
+                var format = 24 == info.BPP ? PixelFormats.Bgr24
+                           : 32 == info.BPP ? PixelFormats.Bgra32 
+                                            : PixelFormats.Bgr555;
                 return ImageData.CreateFlipped (info, format, null, pixels, stride);
             }
         }

ArcFormats/rUGP/ArcRIO.cs

@@ -77,7 +77,13 @@ namespace GameRes.Formats.Rugp
                             Size    = node.Size
                           };
                 if (!dir.Any())
+                {
+                    var box_ref = nodes.FirstOrDefault (n => n.ClassName == "CBoxOcean");
+                    if (null == box_ref)
                         return null;
+                    var box = reader.ReadObject (box_ref);
+                    nodes = reader.Arc.LoadArray.OfType<COceanNode>();
+                }
                 return new ArcFile (file, this, dir.ToList());
             }
         }
@@ -307,7 +313,7 @@ namespace GameRes.Formats.Rugp
         public int GetObjectSchema ()
         {
             int schema = m_objectSchema;
-            m_objectSchema = -1;
+//            m_objectSchema = -1;
             return schema;
         }
 
@@ -329,9 +335,12 @@ namespace GameRes.Formats.Rugp
 
         public CObject ReadObject (COceanNode node)
         {
+            m_field_60 = false;
             var obj = CreateObject (node.Name);
             PopulateLoadArray();
             m_input.Position = ((long)node.Offset << m_shift);
+//            if (node.Name != "CrelicUnitedGameProject")
+//                m_input.Seek (3, SeekOrigin.Current);
             int f1 = ReadByte() & 3;
             int f2 = ReadByte();
             int f3 = ReadByte();
@@ -700,7 +709,7 @@ namespace GameRes.Formats.Rugp
                     class_ref = LoadRuntimeClass (out schema);
                 if (null == class_ref)
                     throw new InvalidFormatException();
-//                m_objectSchema = (int)schema;
+                m_objectSchema = (int)schema;
 
                 m_LoadArray.Add (class_ref);
             }
@@ -957,6 +966,7 @@ namespace GameRes.Formats.Rugp
             { "CrelicUnitedGameProject", new CObjectFactory<CrelicUnitedGameProject>() },
             { "CStdb", new CObjectFactory<CStdb>() },
             { "CObjectOcean", new CObjectFactory<CObjectOcean>() },
+            { "CBoxOcean", new CObjectFactory<CBoxOcean>() },
         };
     }
 
@@ -1352,10 +1362,73 @@ namespace GameRes.Formats.Rugp
     internal class CBoxOcean : CObject
     {
         public CObject          field_10;
+        public CObject          field_14;
+        public List<CObject>    field_18 = new List<CObject>();
+        public List<string>     field_118 = new List<string>();
+        public CObject          field_198;
+        public List<CObject>    m_box_list = new List<CObject>();
+
+        static CObject          static_cui = null;
 
         public override void Deserialize (CRioArchive arc)
         {
             field_10 = arc.ReadRioReference ("CFrameBuffer");
+            int schema = arc.GetObjectSchema();
+            if (schema < 3)
+            {
+                for (int i = 0; i < 32; ++i)
+                {
+                    var box = arc.ReadRioReference ("CBox");
+                    m_box_list.Add (box);
+                }
+            }
+            if (schema >= 2)
+            {
+                field_14 = arc.ReadRioReference ("CSbm");
+                if (schema < 6)
+                {
+                    field_18.Add (arc.ReadRioReference ("CSbm"));
+                }
+                else
+                {
+                    int ref_count = 15;
+                    int str_count = 0;
+                    if (schema >= 7)
+                    {
+                        ref_count = 32;
+                        str_count = 32;
+                    }
+                    for (int i = 0; i < ref_count; ++i)
+                    {
+                        field_18.Add (arc.ReadRioReference ("CSbm"));
+                    }
+                    for (int i = 0; i < str_count; ++i)
+                    {
+                        field_118.Add (arc.ReadString());
+                    }
+                }
+                field_198 = arc.ReadRioReference ("CUnitedMenu");
+                if (schema >= 4)
+                {
+                    ReadCui (arc);
+                    if (schema >= 5)
+                    {
+                        var cui = arc.ReadRioReference ("CUI");
+                        if (cui != static_cui)
+                        {
+                            ReadCui (arc);
+                        }
+                    }
+                }
+            }
+        }
+
+        void ReadCui (CRioArchive arc)
+        {
+            while (arc.ReadByte() != 0)
+            {
+                var cui = arc.ReadRioReference ("CUI");
+            }
         }
     }
 

Experimental/Properties/AssemblyInfo.cs

@@ -32,5 +32,5 @@ using System.Runtime.InteropServices;
 // You can specify all the values or you can default the Build and Revision Numbers 
 // by using the '*' as shown below:
 // [assembly: AssemblyVersion("1.0.*")]
-[assembly: AssemblyVersion ("1.0.16.40")]
-[assembly: AssemblyFileVersion ("1.0.16.40")]
+[assembly: AssemblyVersion ("1.0.16.42")]
+[assembly: AssemblyFileVersion ("1.0.16.42")]

Experimental/RPGMaker/AudioRPGMV.cs

@@ -35,6 +35,11 @@ namespace GameRes.Formats.RPGMaker
         public override uint     Signature { get { return 0x4D475052; } } // 'RPGMV'
         public override bool      CanWrite { get { return false; } }
 
+        public RpgmvoAudio ()
+        {
+            Extensions = new[] { "rpgmvo", "ogg_" };
+        }
+
         public override SoundInput TryOpen (IBinaryStream file)
         {
             var header = file.ReadHeader (0x14);

Experimental/RPGMaker/ImageRPGMV.cs

@@ -44,6 +44,11 @@ namespace GameRes.Formats.RPGMaker
         public override string Description { get { return "RPG Maker engine image format"; } }
         public override uint     Signature { get { return 0x4D475052; } } // 'RPGMV'
 
+        public RpgmvpFormat ()
+        {
+            Extensions = new string[] { "rpgmvp", "png_" };
+        }
+
         public override ImageMetaData ReadMetaData (IBinaryStream file)
         {
             var header = file.ReadHeader (0x14);
@@ -149,6 +154,8 @@ namespace GameRes.Formats.RPGMaker
             var dir_name = Path.GetDirectoryName (filename);
             yield return Path.Combine (dir_name, @"..\..\data\System.json");
             yield return Path.Combine (dir_name, @"..\..\..\www\data\System.json");
+            yield return Path.Combine (dir_name, @"..\..\..\data\System.json");
+            yield return Path.Combine (dir_name, @"..\..\..\..\data\System.json");
             yield return Path.Combine (dir_name, @"..\data\System.json");
             yield return Path.Combine (dir_name, @"data\System.json");
         }

GameRes/ImagePNG.cs

@@ -34,6 +34,7 @@ using System.Windows.Media;
 namespace GameRes
 {
     [Export(typeof(ImageFormat))]
+    [ExportMetadata("Priority", 100)] // makes PNG first format in list
     public class PngFormat : ImageFormat
     {
         public override string         Tag { get { return "PNG"; } }

GameRes/Properties/AssemblyInfo.cs

@@ -32,5 +32,5 @@ using System.Runtime.InteropServices;
 // You can specify all the values or you can default the Build and Revision Numbers 
 // by using the '*' as shown below:
 // [assembly: AssemblyVersion("1.0.*")]
-[assembly: AssemblyVersion ("1.5.44.320")]
-[assembly: AssemblyFileVersion ("1.5.44.320")]
+[assembly: AssemblyVersion ("1.5.44.321")]
+[assembly: AssemblyFileVersion ("1.5.44.321")]

GameRes/ScriptText.cs

@@ -30,12 +30,51 @@ namespace GameRes
     {
         public override string Type { get { return "script"; } }
 
+        public abstract bool IsScript (IBinaryStream file);
+
+        public abstract Stream ConvertFrom (IBinaryStream file);
+        public abstract Stream ConvertBack (IBinaryStream file);
+
         public abstract ScriptData Read (string name, Stream file);
         public abstract void Write (Stream file, ScriptData script);
+
+        public static ScriptFormat FindFormat (IBinaryStream file)
+        {
+            foreach (var impl in FormatCatalog.Instance.FindFormats<ScriptFormat> (file.Name, file.Signature))
+            {
+                try
+                {
+                    file.Position = 0;
+                    if (impl.IsScript (file))
+                        return impl;
+                }
+                catch (System.OperationCanceledException)
+                {
+                    throw;
+                }
+                catch { }
+            }
+            return null;
+        }
     }
 
     public abstract class GenericScriptFormat : ScriptFormat
     {
+        public override bool IsScript (IBinaryStream file)
+        {
+            return false;
+        }
+
+        public override Stream ConvertFrom (IBinaryStream file)
+        {
+            return file.AsStream;
+        }
+
+        public override Stream ConvertBack (IBinaryStream file)
+        {
+            return file.AsStream;
+        }
+
         public override ScriptData Read (string name, Stream file)
         {
             throw new System.NotImplementedException();

Legacy/Airyu/ArcCHR.cs

@@ -38,12 +38,23 @@ namespace GameRes.Formats.Airyu
         public override bool  IsHierarchic { get { return false; } }
         public override bool      CanWrite { get { return false; } }
 
+        static readonly uint[] ImageSizes = new[] { 0x96000u, 0x4B000u, 0x19000u };
+
         public override ArcFile TryOpen (ArcView file)
         {
             if (!file.Name.HasExtension (".chr"))
                 return null;
-            int count = (int)(file.MaxOffset / 0x96000);
-            if (!IsSaneCount (count) || count * 0x96000 != file.MaxOffset)
+            int count = 0;
+            uint image_size = 1;
+            for (int i = 0; i < ImageSizes.Length; ++i)
+            {
+                image_size = ImageSizes[i];
+                count = (int)(file.MaxOffset / image_size);
+                if (IsSaneCount (count) && count * image_size == file.MaxOffset)
+                    break;
+                count = 0;
+            }
+            if (0 == count)
                 return null;
 
             uint offset = 0;
@@ -54,10 +65,10 @@ namespace GameRes.Formats.Airyu
                     Name = i.ToString ("D5"),
                     Type = "image",
                     Offset = offset,
-                    Size = 0x96000,
+                    Size = image_size,
                 };
                 dir.Add (entry);
-                offset += 0x96000;
+                offset += image_size;
             }
             return new ArcFile (file, this, dir);
         }
@@ -65,21 +76,32 @@ namespace GameRes.Formats.Airyu
         public override IImageDecoder OpenImage (ArcFile arc, Entry entry)
         {
             var input = arc.File.CreateStream (entry.Offset, entry.Size);
-            return new ChrImageDecoder (input);
+            return new ChrImageDecoder (input, entry.Size);
         }
     }
 
     internal class ChrImageDecoder : BinaryImageDecoder
     {
-        public ChrImageDecoder (IBinaryStream input) : base (input)
+        int     m_image_size;
+        int     m_stride;
+
+        public ChrImageDecoder (IBinaryStream input, uint size) : base (input)
         {
-            Info = new ImageMetaData { Width = 640, Height = 480, BPP = 16 };
+            m_image_size = (int)size;
+            switch (size)
+            {
+            case 0x19000: Info = new ImageMetaData { Width = 200, Height = 256, BPP = 16 }; break;
+            case 0x4B000: Info = new ImageMetaData { Width = 320, Height = 480, BPP = 16 }; break;
+            case 0x96000: Info = new ImageMetaData { Width = 640, Height = 480, BPP = 16 }; break;
+            default: throw new InvalidFormatException ("Invalid image size.");
+            }
+            m_stride = Info.iWidth * 2;
         }
 
         protected override ImageData GetImageData ()
         {
-            var pixels = m_input.ReadBytes (0x96000);
-            return ImageData.CreateFlipped (Info, PixelFormats.Bgr555, null, pixels, 640*2);
+            var pixels = m_input.ReadBytes (m_image_size);
+            return ImageData.CreateFlipped (Info, PixelFormats.Bgr555, null, pixels, m_stride);
         }
     }
 }

Legacy/BlackButterfly/ArcDAT.cs

@@ -0,0 +1,142 @@
+//! \file       ArcDAT.cs
+//! \date       2022 Nov 09
+//! \brief      Black Butterfly resource archive.
+//
+// Copyright (C) 2022 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 GameRes.Utility;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel.Composition;
+using System.IO;
+
+namespace GameRes.Formats.BlackButterfly
+{
+    [Export(typeof(ArchiveFormat))]
+    public class DatOpener : ArchiveFormat
+    {
+        public override string         Tag { get { return "DAT/PITA"; } }
+        public override string Description { get { return "Black Butterfly resource archive"; } }
+        public override uint     Signature { get { return 0x41544950; } } // 'PITA'
+        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;
+
+            uint index_pos = 0x10;
+            uint next_offset = file.View.ReadUInt32 (index_pos);
+            var dir = new List<Entry> (count);
+            for (int i = 0; i < count; ++i)
+            {
+                index_pos += 4;
+                var entry = new PackedEntry {
+                    Name = string.Format ("{0:D5}.bmp", i),
+                    Type = "image",
+                    Offset = next_offset,
+                };
+                next_offset = file.View.ReadUInt32 (index_pos);
+                entry.Size = (uint)(next_offset - entry.Offset);
+                if (!entry.CheckPlacement (file.MaxOffset))
+                    return null;
+                dir.Add (entry);
+            }
+            return new ArcFile (file, this, dir);
+        }
+
+        public override Stream OpenEntry (ArcFile arc, Entry entry)
+        {
+            var pent = (PackedEntry)entry;
+            if (!pent.IsPacked)
+            {
+                pent.IsPacked = true;
+                pent.UnpackedSize = arc.File.View.ReadUInt32 (pent.Offset);
+            }
+            using (var input = arc.File.CreateStream (pent.Offset+4, pent.Size-4))
+            {
+                var data = new byte[pent.UnpackedSize];
+                Unpack (input, data);
+                return new BinMemoryStream (data, entry.Name);
+            }
+        }
+
+        void Unpack (IBinaryStream input, byte[] output)
+        {
+            int dst = 0;
+            while (input.PeekByte() != -1)
+            {
+                byte ctl = input.ReadUInt8();
+                if (0x7F == ctl)
+                {
+                    if (input.PeekByte() == 0xFF)
+                        break;
+                }
+                int count;
+                if (ctl <= 0x7F)
+                {
+                    count = (ctl >> 2) + 2;
+                    int offset = (ctl & 3) << 8 | input.ReadUInt8();
+                    offset = (offset ^ 0x3FF) + 1;
+                    Binary.CopyOverlapped (output, dst - offset, dst, count);
+                    dst += count;
+                }
+                else if (ctl > 0xFE)
+                {
+                    count = input.ReadUInt8() + 32;
+                    while (count --> 0)
+                        output[dst++] = 0;
+                }
+                else if (ctl > 0xDF)
+                {
+                    count = (ctl & 0x1F) + 1;
+                    while (count --> 0)
+                        output[dst++] = 0;
+                }
+                else if (ctl > 0xBF)
+                {
+                    count = (ctl & 0x1F) + 2;
+                    byte fill = input.ReadUInt8();
+                    while (count --> 0)
+                        output[dst++] = fill;
+                }
+                else if (ctl > 0x9F)
+                {
+                    count = (ctl & 0x1F) + 1;
+                    while (count --> 0)
+                    {
+                        output[dst++] = 0;
+                        output[dst++] = input.ReadUInt8();
+                    }
+                }
+                else
+                {
+                    count = (ctl & 0x1F) + 1;
+                    input.Read (output, dst, count);
+                    dst += count;
+                }
+            }
+        }
+    }
+}

Legacy/CottonClub/ImageLMG.cs

@@ -0,0 +1,204 @@
+//! \file       ImageLMG.cs
+//! \date       2023 Aug 07
+//! \brief      Cotton Club encrypted image.
+//
+// Copyright (C) 2023 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;
+using System.Windows.Media.Imaging;
+
+// [071231][Cotton Club] Kureuta
+
+namespace GameRes.Formats.CottonClub
+{
+    public class LmgMetaData : ImageMetaData
+    {
+        public byte     Method;
+    }
+
+    [Export(typeof(ImageFormat))]
+    public class LmgFormat : ImageFormat
+    {
+        public override string         Tag { get { return "LMG"; } }
+        public override string Description { get { return "Cotton Club encrypted image"; } }
+        public override uint     Signature { get { return 0x03474D4C; } } // 'LMG'
+
+        public LmgFormat ()
+        {
+            Signatures = new uint[] { 0x03474D4C, 0x02474D4C, 0x01474D4C };
+        }
+
+        public override ImageMetaData ReadMetaData (IBinaryStream file)
+        {
+            var header = file.ReadHeader (12);
+            return new LmgMetaData {
+                Width = header.ToUInt32 (4),
+                Height = header.ToUInt32 (8),
+                BPP = header[3] == 2 ? 32 : 24,
+                Method = header[3],
+            };
+        }
+
+        public override ImageData Read (IBinaryStream file, ImageMetaData info)
+        {
+            var meta = (LmgMetaData)info;
+            var data = new byte[file.Length - 12];
+            file.Position = 12;
+            file.Read (data, 0, data.Length);
+            DecryptData (data, file.Name);
+            if (3 == meta.Method)
+            {
+                using (var input = new BinMemoryStream (data))
+                {
+                    var decoder = new JpegBitmapDecoder (input, BitmapCreateOptions.None, BitmapCacheOption.OnLoad);
+                    var frame = decoder.Frames[0];
+                    frame.Freeze();
+                    return new ImageData (frame, info);
+                }
+            }
+            else if (2 == meta.Method)
+            {
+                var reader = new LmgReader (info, data);
+                data = reader.Unpack();
+                return ImageData.Create (info, PixelFormats.Bgra32, null, data, reader.Stride);
+            }
+            else
+            {
+                return ImageData.Create (info, PixelFormats.Bgr24, null, data, info.iWidth * 3);
+            }
+        }
+
+        public override void Write (Stream file, ImageData image)
+        {
+            throw new System.NotImplementedException ("LmgFormat.Write not implemented");
+        }
+
+        internal void DecryptData (byte[] data, string filename)
+        {
+            filename = Path.GetFileName (filename).ToLowerInvariant();
+            byte key = 0;
+            for (int i = 0; i < filename.Length; ++i)
+            {
+                key ^= (byte)filename[i];
+            }
+            for (int i = 0; i < data.Length; ++i)
+            {
+                byte x = data[i];
+                data[i] ^= key;
+                key = x;
+            }
+        }
+    }
+
+    internal class LmgReader
+    {
+        byte[]          m_data;
+        byte[]          m_output;
+        int             m_stride;
+
+        public int  Stride { get { return m_stride; } }
+
+        public LmgReader (ImageMetaData info, byte[] data)
+        {
+            m_data = data;
+            m_stride = info.iWidth * 4;
+            m_output = new byte[m_stride * info.iHeight];
+        }
+
+        int m_src;
+        int m_dst;
+
+        public byte[] Unpack ()
+        {
+            m_src = 0;
+            m_dst = 0;
+            while (m_src+1 < m_data.Length)
+            {
+                byte alpha = m_data[m_src++];
+                if (0xFF == alpha)
+                {
+                    int length = GetLength16();
+                    for (int i = 0; i < length; ++i)
+                    {
+                        m_output[m_dst++] = m_data[m_src++];
+                        m_output[m_dst++] = m_data[m_src++];
+                        m_output[m_dst++] = m_data[m_src++];
+                        m_output[m_dst++] = 0xFF;
+                    }
+                }
+                else if (0 == alpha)
+                {
+                    int length = GetLength16();
+                    m_dst += length * 4;
+                }
+                else
+                {
+                    ReadARGB (alpha);
+                }
+            }
+            return m_output;
+        }
+
+        void ReadARGB (byte alpha)
+        {
+            int length = GetLength8();
+            m_output[m_dst++] = m_data[m_src++];
+            m_output[m_dst++] = m_data[m_src++];
+            m_output[m_dst++] = m_data[m_src++];
+            m_output[m_dst++] = alpha;
+            while (--length > 0)
+            {
+                alpha = m_data[m_src++];
+                m_output[m_dst++] = m_data[m_src++];
+                m_output[m_dst++] = m_data[m_src++];
+                m_output[m_dst++] = m_data[m_src++];
+                m_output[m_dst++] = alpha;
+            }
+        }
+
+        int GetLength8 ()
+        {
+            int i = 0;
+            while (m_data[m_src] == 0)
+            {
+                i += 0xFF;
+                ++m_src;
+            }
+            return i + m_data[m_src++];
+        }
+
+        int GetLength16 ()
+        {
+            int i = 0;
+            while (m_data[m_src] == 0 && m_data[m_src+1] == 0)
+            {
+                i += 0xFFFF;
+                m_src += 2;
+            }
+            i += m_data.ToUInt16 (m_src);
+            m_src += 2;
+            return i;
+        }
+    }
+}

Legacy/Dice/ArcRLZ.cs

@@ -28,6 +28,7 @@ using System.ComponentModel.Composition;
 using System.IO;
 
 // [000623][Marimo] Setsunai
+// [010316][Evolution] Bukkake Tenshi Silky & Milky
 
 namespace GameRes.Formats.Dice
 {

Legacy/DigitalMonkey/ArcDM.cs

@@ -30,6 +30,7 @@ using GameRes.Compression;
 
 // [030725][Digital Monkey] Kono Sora ga Tsuieru Toki ni
 // [041112][Yumesta] Seikon ~Kiba to Nie to Kyouki no Yakata~
+// [050325][Supple Entertainment] Dark: Shitsuraku no Shimai Ningyou
 
 namespace GameRes.Formats.DigitalMonkey
 {

Legacy/Herb/ArcPAK.cs

@@ -0,0 +1,73 @@
+//! \file       ArcPAK.cs
+//! \date       2023 Aug 16
+//! \brief      Herb Soft resource archive.
+//
+// Copyright (C) 2023 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;
+
+namespace GameRes.Formats.Herb
+{
+    [Export(typeof(ArchiveFormat))]
+    public class PakOpener : ArchiveFormat
+    {
+        public override string         Tag { get { return "PAK/HERB"; } }
+        public override string Description { get { return "Herb Soft resource archive"; } }
+        public override uint     Signature { get { return 0x2E; } }
+        public override bool  IsHierarchic { get { return false; } }
+        public override bool      CanWrite { get { return false; } }
+
+        public PakOpener ()
+        {
+            ContainedFormats = new[] { "GRP/HERB", "WAV", "TXT" };
+        }
+
+        public override ArcFile TryOpen (ArcView file)
+        {
+            long base_offset = 0x20000;
+            if (file.MaxOffset <= base_offset || !file.View.AsciiEqual (0x40, "..\0"))
+                return null;
+            long index_pos = 0x80;
+            var dir = new List<Entry>();
+            while (index_pos < base_offset && file.View.ReadByte (index_pos) != 0)
+            {
+                var name = file.View.ReadString (index_pos, 0x30);
+                var entry = Create<Entry> (name);
+                entry.Offset = file.View.ReadUInt32 (index_pos + 0x30) + base_offset;
+                entry.Size   = file.View.ReadUInt32 (index_pos + 0x38);
+                if (entry.Size != 0)
+                {
+                    if (!entry.CheckPlacement (file.MaxOffset))
+                        return null;
+                    dir.Add (entry);
+                }
+                index_pos += 0x40;
+            }
+            if (dir.Count == 0)
+                return null;
+            return new ArcFile (file, this, dir);
+        }
+    }
+}

Legacy/Herb/ImageGRP.cs

@@ -0,0 +1,91 @@
+//! \file       ImageGRP.cs
+//! \date       2023 Aug 16
+//! \brief      Herb Soft compressed image format.
+//
+// Copyright (C) 2023 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 GameRes.Compression;
+using System.ComponentModel.Composition;
+using System.IO;
+using System.Windows.Media;
+using System.Windows.Media.Imaging;
+
+namespace GameRes.Formats.Herb
+{
+    internal class GrpMetaData : ImageMetaData
+    {
+        public int Stride;
+    }
+
+    [Export(typeof(ImageFormat))]
+    public class GrpFormat : ImageFormat
+    {
+        public override string         Tag { get { return "GRP/HERB"; } }
+        public override string Description { get { return "Herb Soft image format"; } }
+        public override uint     Signature { get { return 0x08; } }
+
+        public GrpFormat ()
+        {
+            Signatures = new[] { 0x20u, 0x18u, 0x08u };
+        }
+
+        public override ImageMetaData ReadMetaData (IBinaryStream file)
+        {
+            var header = file.ReadHeader (0x28);
+            if (header.ToInt32 (4) != 0 || header.ToInt32 (8) != 1)
+                return null;
+            return new GrpMetaData {
+                Width  = header.ToUInt32 (0x20),
+                Height = header.ToUInt32 (0x24),
+                BPP    = header[0] == 0x08 ? 8 : header[0] == 0x18 ? 16 : 24,
+                Stride = header.ToInt32 (0x0C),
+            };
+        }
+
+        public override ImageData Read (IBinaryStream file, ImageMetaData info)
+        {
+            var meta = (GrpMetaData)info;
+            BitmapPalette palette = null;
+            PixelFormat format =  8 == info.BPP ? PixelFormats.Indexed8
+                               : 16 == info.BPP ? PixelFormats.Bgr555
+                                                : PixelFormats.Bgr24;
+            if (8 == info.BPP)
+            {
+                file.Position = 0x28;
+                palette = ReadPalette (file.AsStream, 0x100, PaletteFormat.RgbX);
+            }
+            int stride = meta.Stride;
+            var pixels = new byte[stride * info.iHeight];
+            file.Position = 0x428;
+            using (var input = new ZLibStream (file.AsStream, CompressionMode.Decompress, true))
+            {
+                input.Read (pixels, 0, pixels.Length);
+            }
+            return ImageData.Create (info, format, palette, pixels, stride);
+        }
+
+        public override void Write (Stream file, ImageData image)
+        {
+            throw new System.NotImplementedException ("GrpFormat.Write not implemented");
+        }
+    }
+}

Legacy/HyperWorks/ArcPAK.cs

@@ -0,0 +1,71 @@
+//! \file       ArcPAK.cs
+//! \date       2022 May 28
+//! \brief      HyperWorks resource archive.
+//
+// Copyright (C) 2022 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;
+
+namespace GameRes.Formats.HyperWorks
+{
+    [Export(typeof(ArchiveFormat))]
+    public class PakOpener : ArchiveFormat
+    {
+        public override string         Tag { get { return "PAK/ACE"; } }
+        public override string Description { get { return "HyperWorks 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 index_size = file.View.ReadInt32 (4);
+            if (index_size >= file.MaxOffset - 4)
+                return null;
+            int count = index_size / 0x18;
+            if (!IsSaneCount (count))
+                return null;
+
+            uint pos = 8;
+            file.View.Reserve (pos, (uint)index_size);
+            var dir = new List<Entry> (count);
+            for (int i = 0; i < count; ++i)
+            {
+                uint name_length = file.View.ReadByte (pos+8);
+                if (name_length > 15)
+                    return null;
+                var name = file.View.ReadString (pos+9, name_length);
+                var entry = Create<Entry> (name);
+                entry.Offset = file.View.ReadUInt32 (pos);
+                entry.Size   = file.View.ReadUInt32 (pos+4);
+                if (!entry.CheckPlacement (file.MaxOffset))
+                    return null;
+                dir.Add (entry);
+                pos += 0x18;
+            }
+            return new ArcFile (file, this, dir);
+        }
+    }
+}

Legacy/HyperWorks/ImageI24.cs

@@ -23,10 +23,14 @@
 // IN THE SOFTWARE.
 //
 
+using GameRes.Utility;
+using System;
 using System.ComponentModel.Composition;
 using System.IO;
 using System.Windows.Media;
 
+// [980626][Love Gun] ACE OF SPADES 2
+
 namespace GameRes.Formats.HyperWorks
 {
     [Export(typeof(ImageFormat))]
@@ -51,7 +55,8 @@ namespace GameRes.Formats.HyperWorks
 
         public override ImageData Read (IBinaryStream file, ImageMetaData info)
         {
-            return ImageData.Create (info, format, palette, pixels);
+            var reader = new I24Decoder (file, info);
+            return reader.Unpack();
         }
 
         public override void Write (Stream file, ImageData image)
@@ -59,4 +64,439 @@ namespace GameRes.Formats.HyperWorks
             throw new System.NotImplementedException ("I24Format.Write not implemented");
         }
     }
+
+    internal class I24Decoder
+    {
+        IBinaryStream   m_input;
+        ImageMetaData   m_info;
+
+        public I24Decoder (IBinaryStream input, ImageMetaData info)
+        {
+            m_input = input;
+            m_info = info;
+        }
+
+        static readonly short[] shiftTable = new short[] {
+            -1, 0, 0, 1, 1, 1, -1, 1, 2, 1, -2, 1, -2, 0, 0, 2, 1, 2, -1, 2, -3, 0
+        };
+
+        bool cacheEmpty = true;
+        int byteCount = 0;
+        int bits = 0;
+        int bitCount = 0;
+
+        class Node
+        {
+            public Node     next;
+            public int      depth;
+            public int      token;
+        }
+
+        struct DictRec
+        {
+            public Link     link;
+            public int      bitSize;
+            public int      token;
+        }
+
+        class Link
+        {
+            public Link[]   children = new Link[2];
+            public int      token;
+        }
+
+        DictRec[] dTable_1 = new DictRec[256];
+        DictRec[] dTable_2 = new DictRec[256];
+        DictRec[] dTable_3 = new DictRec[256];
+
+        Link[] tBuffer_1 = InitNodeList<Link> (684);
+        Link[] tBuffer_2 = InitNodeList<Link> (22);
+        Link[] tBuffer_3 = InitNodeList<Link> (502);
+
+        Node[] bTable_1 = InitNodeList<Node> (342);
+        Node[] bTable_2 = InitNodeList<Node> (11);
+        Node[] bTable_3 = InitNodeList<Node> (251);
+
+        static T[] InitNodeList<T>(int count) where T : new()
+        {
+            var list = new T[count];
+            for (int i = 0; i < count; ++i)
+                list[i] = new T();
+            return list;
+        }
+
+        public ImageData Unpack ()
+        {
+            m_input.Position = 0x18;
+            int stride = m_info.iWidth * 4;
+            var pixels = new byte[stride * m_info.iHeight];
+            byte[][] line_buffer = new[] { new byte[stride], new byte[stride], new byte[stride] };
+            int dst = 0;
+            var shift_table = shiftTable.Clone() as short[];
+            for (int y = 0; y < m_info.iHeight; ++y)
+            {
+                var line = line_buffer[2];
+                line_buffer[2] = line_buffer[1];
+                line_buffer[1] = line_buffer[0];
+                line_buffer[0] = line;
+                int x = 0;
+                int p = 0;
+                while (x < m_info.iWidth)
+                {
+                    if (byteCount-- == 0)
+                    {
+                        if (cacheEmpty)
+                        {
+                            cacheEmpty = false;
+                            int val = ReadUInt8() << 8;
+                            val |= ReadUInt8();
+                            bits = val;
+                            bitCount = 8;
+                        }
+                        InitTree (bTable_1, 342);
+                        InitTree (bTable_2, 11);
+                        InitTree (bTable_3, 251);
+
+                        RebuildTree(bTable_1, dTable_1, tBuffer_1, 342);
+                        RebuildTree(bTable_2, dTable_2, tBuffer_2, 11);
+                        RebuildTree(bTable_3, dTable_3, tBuffer_3, 251);
+                        byteCount = 0x3FFF;
+                    }
+                    int color_token = GetToken (dTable_1);
+                    int shift_token = GetToken (dTable_2);
+
+                    int shift_idx = 2 * shift_token;
+                    short s1 = shift_table[shift_idx];
+                    short s2 = shift_table[shift_idx + 1];
+                    if (shift_token != 0)
+                    {
+                        while (shift_token --> 0)
+                        {
+                            shift_table[shift_idx]   = shift_table[shift_idx - 2];
+                            shift_table[shift_idx+1] = shift_table[shift_idx - 1];
+                            shift_idx -= 2;
+                        }
+                        shift_table[0] = s1;
+                        shift_table[1] = s2;
+                    }
+                    int src = 4 * (x + s1);
+                    if (color_token >= 216)
+                    {
+                        int count = color_token - 214;
+                        x += count;
+                        while (count --> 0)
+                        {
+                            line[p++] = line_buffer[s2][src++];
+                            line[p++] = line_buffer[s2][src++];
+                            line[p++] = line_buffer[s2][src++];
+                            line[p++] = line_buffer[s2][src++];
+                        }
+                    }
+                    else
+                    {
+                        sbyte r = shift_R[color_token];
+                        if (r == -3)
+                            r = (sbyte)(GetToken (dTable_3) + 3);
+                        line[p+2] = (byte)(line_buffer[s2][src+2] - r);
+
+                        sbyte g = shift_G[color_token];
+                        if (g == -3)
+                            g = (sbyte)(GetToken(dTable_3) + 3);
+                        line[p+1] = (byte)(line_buffer[s2][src+1] - g);
+
+                        sbyte b = shift_B[color_token];
+                        if (b == -3)
+                            b = (sbyte)(GetToken(dTable_3) + 3);
+                        line[p] = (byte)(line_buffer[s2][src] - b);
+                        line[p+3] = 0;
+                        p += 4;
+                        ++x;
+                    }
+                }
+                Buffer.BlockCopy (line_buffer[0], 0, pixels, dst, stride);
+                dst += stride;
+            }
+            return ImageData.Create (m_info, PixelFormats.Bgr32, null, pixels, stride);
+        }
+
+        private void InitTree (Node[] tree, int count) // sub_408FB0
+        {
+            for (int i = 0; i < count; ++i)
+            {
+                tree[i].next = null;
+                tree[i].depth = 0;
+                tree[i].token = i;
+            }
+            int length = GetBitLength();
+            if (length <= 1)
+                return;
+            length -= 1;
+            int fieldWidth = GetBits (3);
+            int tIdx = 0;
+            while (length > 0)
+            {
+                if (GetNextBit() != 0)
+                {
+                    tree[tIdx++].depth = GetBits (fieldWidth);
+                    --length;
+                }
+                else
+                {
+                    int step = GetBitLength();
+                    if (0 == step)
+                        tIdx++;
+                    else
+                        tIdx += step;
+                }
+            }
+        }
+
+        private void RebuildTree (Node[] tree, DictRec[] dict, Link[] links, int count)
+        {
+            for (int i = 0; i < 256; ++i)
+            {
+                dict[i].token = 0;
+                dict[i].link = null;
+            }
+            int next_idx = 0; // var node = tree;
+            count -= 1;
+            while (0 == tree[next_idx].depth)
+            {
+                if (--count <= 0)
+                    break;
+                ++next_idx;
+            }
+            if (0 == count)
+                return;
+
+            var node = tree[next_idx++];
+            while (count --> 0)
+            {
+                int depth = tree[next_idx].depth;
+                if (depth != 0)
+                {
+                    if (node != null)
+                    {
+                        if (node.depth <= depth)
+                        {
+                            var prev = node;
+                            var ptr = node.next;
+                            while (ptr != null)
+                            {
+                                if (ptr.depth > depth)
+                                    break;
+                                prev = ptr;
+                                ptr = ptr.next;
+                            }
+                            prev.next = tree[next_idx];
+                            tree[next_idx].next = ptr;
+                        }
+                        else
+                        {
+                            tree[next_idx].next = node;
+                            node = tree[next_idx];
+                        }
+                    }
+                }
+                ++next_idx;
+            }
+
+            int bit_size = 0;
+            int t3_i = 0;
+            int dict_idx = 0;
+            while (node != null)
+            {
+                if (node.depth > bit_size)
+                {
+                    dict_idx <<= node.depth - bit_size;
+                    bit_size = node.depth;
+                }
+                if (bit_size >= 8)
+                {
+                    if (bit_size == 8)
+                    {
+                        dict[dict_idx].bitSize = 8;
+                        dict[dict_idx].token = node.token;
+                        dict[dict_idx].link = null;
+                    }
+                    else
+                    {
+                        int d1 = bit_size - 8;
+                        int d2 = dict_idx >> d1;
+                        int d3 = dict_idx << (32 - (bit_size - 8));
+                        dict[d2].bitSize = 0;
+                        var ptr_t2 = d2; // &dict[d2];
+                        var link = dict[ptr_t2].link;
+                        if (null == link)
+                        {
+                            var t3_ptr = links[t3_i];
+                            t3_ptr.children[0] = null;
+                            t3_ptr.children[1] = null;
+                            t3_ptr.token = 0;
+                            link = t3_ptr;
+                            dict[ptr_t2].link = t3_ptr;
+                            t3_i++;
+                        }
+                        while (d1 --> 0)
+                        {
+                            int v26 = (d3 >> 31) & 1;
+                            d3 <<= 1;
+                            if (null == link.children[v26])
+                            {
+                                var t3_ptr = links[t3_i];
+                                t3_ptr.children[0] = null;
+                                t3_ptr.children[1] = null;
+                                t3_ptr.token = 0;
+                                link.children[v26] = t3_ptr;
+                                t3_i++;
+                            }
+                            link = link.children[v26];
+                        }
+                        link.token = node.token;
+                    }
+                }
+                else
+                {
+                    int d1 = dict_idx << (8 - bit_size);
+                    int d2 = 1 << (8 - bit_size);
+                    while (d2 --> 0)
+                    {
+                        dict[d1].bitSize = bit_size;
+                        dict[d1].token = node.token;
+                        d1++;
+                    }
+                }
+                ++dict_idx;
+                node = node.next;
+            }
+        }
+
+        int GetToken (DictRec[] table)
+        {
+            var table_ptr = table[(bits >> 8) & 0xFF];
+            int count = table_ptr.bitSize;
+            if (count != 0)
+            {
+                if (count >= bitCount)
+                {
+                    bits <<= bitCount;
+                    count -= bitCount;
+                    bits |= ReadUInt8();
+                    bitCount = 8;
+                }
+                bits <<= count;
+                bitCount -= count;
+                return table_ptr.token;
+            }
+            else
+            {
+                bits = ReadUInt8() | bits << bitCount;
+                bits <<= 8 - bitCount;
+                Link link = table_ptr.link;
+                do
+                {
+                    int path = GetNextBit() & 1;
+                    link = link.children[path];
+                    if (null == link)
+                        throw new InvalidFormatException ("Invalid tree path");
+                }
+                while (link.children[0] != null);
+                return link.token;
+            }
+        }
+
+        private byte ReadUInt8()
+        {
+            return (byte)m_input.ReadByte();
+        }
+
+        private int GetNextBit ()
+        {
+            bits <<= 1;
+            if (0 == --bitCount)
+            {
+                bits |= ReadUInt8();
+                bitCount = 8;
+            }
+            return (bits >> 16) & 1;
+        }
+
+        private int GetBitLength ()
+        {
+            if (GetNextBit() != 0)
+                return 0;
+            int i = 0;
+            do
+            {
+                ++i;
+            }
+            while (0 == GetNextBit());
+            return (1 << i) | GetBits (i);
+        }
+
+        private int GetBits (int count)
+        {
+            int n = count;
+            if (count >= bitCount)
+            {
+                bits <<= bitCount;
+                n = count - bitCount;
+                bits |= ReadUInt8();
+                bitCount = 8;
+            }
+            if (n >= 8)
+            {
+                bits <<= 8;
+                bits |= ReadUInt8();
+                n -= 8;
+            }
+            bits <<= n;
+            bitCount -= n;
+            return (bits >> 16) & bitMask[count];
+        }
+
+        static readonly int[] bitMask = new[] {
+            0x00000000, 0x00000001, 0x00000003, 0x00000007, 0x0000000F, 0x0000001F, 0x0000003F, 0x0000007F,
+            0x000000FF, 0x000001FF, 0x000003FF, 0x000007FF, 0x00000FFF, 0x00001FFF, 0x00003FFF, 0x00007FFF,
+            0x0000FFFF, 0x0001FFFF, 0x0003FFFF, 0x0007FFFF, 0x000FFFFF, 0x001FFFFF, 0x003FFFFF, 0x007FFFFF,
+            0x00FFFFFF, 0x01FFFFFF, 0x03FFFFFF, 0x07FFFFFF, 0x0FFFFFFF, 0x1FFFFFFF, 0x3FFFFFFF, 0x7FFFFFFF
+        };
+
+        static readonly sbyte[] shift_R = new sbyte[] {
+            -3, -3, -3, -3, -3, -3, -3, -3, -3, -3, -3, -3, -3, -3, -3, -3, -3, -3, -3, -3, -3,
+            -3, -3, -3, -3, -3, -3, -3, -3, -3, -3, -3, -3, -3, -3, -3, -2, -2, -2, -2,
+            -2, -2, -2, -2, -2, -2, -2, -2, -2, -2, -2, -2, -2, -2, -2, -2, -2, -2, -2,
+            -2, -2, -2, -2, -2, -2, -2, -2, -2, -2, -2, -2, -2, -1, -1, -1, -1, -1, -1,
+            -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
+            -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1,
+            1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
+            1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+            2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+        };
+        static readonly sbyte[] shift_G = new sbyte[] {
+            -3, -3, -3, -3, -3, -3, -2, -2, -2, -2, -2, -2, -1, -1, -1, -1, -1, -1, 0, 0, 0, 0,
+            0, 0, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, -3, -3, -3, -3, -3, -3, -2, -2, -2,
+            -2, -2, -2, -1, -1, -1, -1, -1, -1, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 2, 2,
+            2, 2, 2, 2, -3, -3, -3, -3, -3, -3, -2, -2, -2, -2, -2, -2, -1, -1, -1, -1,
+            -1, -1, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, -3, -3, -3, -3,
+            -3, -3, -2, -2, -2, -2, -2, -2, -1, -1, -1, -1, -1, -1, 0, 0, 0, 0, 0, 0, 1,
+            1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, -3, -3, -3, -3, -3, -3, -2, -2, -2, -2, -2,
+            -2, -1, -1, -1, -1, -1, -1, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2,
+            2, 2, -3, -3, -3, -3, -3, -3, -2, -2, -2, -2, -2, -2, -1, -1, -1, -1, -1, -1,
+            0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2,
+        };
+        static readonly sbyte[] shift_B = new sbyte[] {
+            -3, -2, -1, 0, 1, 2, -3, -2, -1, 0, 1, 2, -3, -2, -1, 0, 1, 2, -3, -2, -1, 0, 1, 2,
+            -3, -2, -1, 0, 1, 2, -3, -2, -1, 0, 1, 2, -3, -2, -1, 0, 1, 2, -3, -2, -1, 0,
+            1, 2, -3, -2, -1, 0, 1, 2, -3, -2, -1, 0, 1, 2, -3, -2, -1, 0, 1, 2, -3, -2,
+            -1, 0, 1, 2, -3, -2, -1, 0, 1, 2, -3, -2, -1, 0, 1, 2, -3, -2, -1, 0, 1, 2,
+            -3, -2, -1, 0, 1, 2, -3, -2, -1, 0, 1, 2, -3, -2, -1, 0, 1, 2, -3, -2, -1, 0,
+            1, 2, -3, -2, -1, 0, 1, 2, -3, -2, -1, 0, 1, 2, -3, -2, -1, 0, 1, 2, -3, -2,
+            -1, 0, 1, 2, -3, -2, -1, 0, 1, 2, -3, -2, -1, 0, 1, 2, -3, -2, -1, 0, 1, 2,
+            -3, -2, -1, 0, 1, 2, -3, -2, -1, 0, 1, 2, -3, -2, -1, 0, 1, 2, -3, -2, -1, 0,
+            1, 2, -3, -2, -1, 0, 1, 2, -3, -2, -1, 0, 1, 2, -3, -2, -1, 0, 1, 2, -3, -2,
+            -1, 0, 1, 2, -3, -2, -1, 0, 1, 2, -3, -2, -1, 0, 1, 2, 
+        };
+    }
 }

Legacy/James/ImageJMG.cs

@@ -0,0 +1,133 @@
+//! \file       ImageJMG.cs
+//! \date       2022 Jun 11
+//! \brief      JAMES engine encrypted image.
+//
+// Copyright (C) 2022 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 GameRes.Utility;
+using System.ComponentModel.Composition;
+using System.IO;
+
+// [981105][Berserker] Situation
+// [991109][Berserker] Situation 2
+
+namespace GameRes.Formats.James
+{
+    public enum Obfuscation
+    {
+        None,
+        RotateWords,
+        ReverseBits
+    }
+
+    public class JmgMetaData : ImageMetaData
+    {
+        public Obfuscation      Method;
+        public ImageMetaData    BmpInfo;
+    }
+
+    [Export(typeof(ImageFormat))]
+    public class JmgFormat : ImageFormat
+    {
+        public override string         Tag { get { return "JMG"; } }
+        public override string Description { get { return "JAMES engine obfuscated bitmap"; } }
+        public override uint     Signature { get { return 0; } }
+
+        public override ImageMetaData ReadMetaData (IBinaryStream file)
+        {
+            var header = file.ReadHeader (2);
+            Obfuscation method;
+            if (header[0] == 0xD4 && header[1] == 0x24)
+                method = Obfuscation.RotateWords;
+            else if (header[0] == 0xB2 && header[1] == 0x42)
+                method = Obfuscation.ReverseBits;
+            else
+                return null;
+            using (var input = OpenAsBitmap (file, 0x40, method))
+            {
+                var info = Bmp.ReadMetaData (input);
+                if (null == info)
+                    return null;
+                return new JmgMetaData
+                {
+                    Width   = info.Width,
+                    Height  = info.Height,
+                    BPP     = info.BPP,
+                    Method  = method,
+                    BmpInfo = info,
+                };
+            }
+        }
+
+        IBinaryStream OpenAsBitmap (IBinaryStream input, int length, Obfuscation method)
+        {
+            input.Position = 0;
+            var data = input.ReadBytes (length);
+            Deobfuscate (data, 0, length, method);
+            return new BinMemoryStream (data, input.Name);
+        }
+
+        public override ImageData Read (IBinaryStream file, ImageMetaData info)
+        {
+            var meta = (JmgMetaData)info;
+            using (var bmp = OpenAsBitmap (file, (int)file.Length, meta.Method))
+                return Bmp.Read (bmp, meta.BmpInfo);
+        }
+
+        void Deobfuscate (byte[] data, int pos, int length, Obfuscation method)
+        {
+            switch (method)
+            {
+            case Obfuscation.RotateWords:   RotateWords (data, pos, length); break;
+            case Obfuscation.ReverseBits:   ReverseBits (data, pos, length); break;
+            }
+        }
+
+        void RotateWords (byte[] data, int pos, int length)
+        {
+            for (int i = 0; i < length; i += 2)
+            {
+                ushort w = LittleEndian.ToUInt16 (data, pos+i);
+                w = (ushort)(w >> 12 | w << 4);
+                LittleEndian.Pack (w, data, pos+i);
+            }
+        }
+
+        void ReverseBits (byte[] data, int pos, int length)
+        {
+            for (int i = 0; i < length; i += 2)
+            {
+                int v = LittleEndian.ToUInt16 (data, pos+i);
+                v = (v & 0xAAAA) >> 1 | (v & 0x5555) << 1;
+                v = (v & 0xCCCC) >> 2 | (v & 0x3333) << 2;
+                v = (v & 0xF0F0) >> 4 | (v & 0x0F0F) << 4;
+                v = (v & 0xFF00) >> 8 | (v & 0x00FF) << 8;
+                LittleEndian.Pack ((ushort)v, data, pos+i);
+            }
+        }
+
+        public override void Write (Stream file, ImageData image)
+        {
+            throw new System.NotImplementedException ("JmgFormat.Write not implemented");
+        }
+    }
+}