implemented PCG archives.

ArcFormats/ArcFormats.csproj

@@ -122,6 +122,7 @@
     <Compile Include="DirectDraw\DxtDecoder.cs" />
     <Compile Include="elf\ArcAi5DAT.cs" />
     <Compile Include="elf\ImageRMT.cs" />
+    <Compile Include="Groover\ArcPCG.cs" />
     <Compile Include="HuffmanCompression.cs" />
     <Compile Include="Ikura\ArcTAN.cs" />
     <Compile Include="Ikura\ImageGGA.cs" />
@@ -133,6 +134,7 @@
     <Compile Include="Lambda\ImageCLS.cs" />
     <Compile Include="Lilim\ImageIMG.cs" />
     <Compile Include="Maika\ArcBK.cs" />
+    <Compile Include="Misc\ArcBIN.cs" />
     <Compile Include="Nekopunch\ImagePBM.cs" />
     <Compile Include="Nexas\ArcTPF.cs" />
     <Compile Include="LiveMaker\ImageGALX.cs" />

ArcFormats/Groover/ArcPCG.cs

@@ -0,0 +1,217 @@
+//! \file       ArcPCG.cs
+//! \date       2018 Jan 20
+//! \brief      Groover CG archive.
+//
+// Copyright (C) 2018 by morkt
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to
+// deal in the Software without restriction, including without limitation the
+// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+// sell copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+// IN THE SOFTWARE.
+//
+
+using System;
+using System.Collections.Generic;
+using System.ComponentModel.Composition;
+using System.IO;
+using System.Text.RegularExpressions;
+using System.Windows.Media;
+using GameRes.Utility;
+
+namespace GameRes.Formats.Groover
+{
+    [Export(typeof(ArchiveFormat))]
+    public class DatOpener : ArchiveFormat
+    {
+        public override string         Tag { get { return "DAT/PCG"; } }
+        public override string Description { get { return "Groover resource archive"; } }
+        public override uint     Signature { get { return 0; } }
+        public override bool  IsHierarchic { get { return false; } }
+        public override bool      CanWrite { get { return false; } }
+
+        static readonly Regex IndexNameRe = new Regex (@"^((.+)0\d)\.dat$", RegexOptions.IgnoreCase);
+
+        public override ArcFile TryOpen (ArcView file)
+        {
+            if (!file.Name.HasExtension (".dat"))
+                return null;
+            var arc_name = Path.GetFileName (file.Name);
+            var match = IndexNameRe.Match (arc_name);
+            if (!match.Success)
+                return null;
+            var base_name = match.Groups[2].Value;
+            base_name = VFS.ChangeFileName (file.Name, base_name);
+            var index_name = base_name + ".pcg";
+            if (!VFS.FileExists (index_name))
+            {
+                index_name = base_name + ".spf";
+                if (!VFS.FileExists (index_name))
+                    return null;
+            }
+            arc_name = match.Groups[1].Value;
+            using (var index = VFS.OpenView (index_name))
+            {
+                int parts_count = index.View.ReadInt32 (0);
+                int count = index.View.ReadInt32 (4);
+                if (parts_count > 10 || !IsSaneCount (count))
+                    return null;
+                int entry_size = (int)(index.MaxOffset - 0x198) / count;
+                if (entry_size < 0x30)
+                    return null;
+                int first_index = -1, last_index = -1;
+                for (int i = 0; i < parts_count; ++i)
+                {
+                    int name_pos = 8 + i * 0x20;
+                    var name = index.View.ReadString (name_pos, 0x20);
+                    if (name == arc_name)
+                    {
+                        int first_index_pos = 0x148 + i * 4;
+                        int last_index_pos = 0x170 + i * 4;
+                        first_index = index.View.ReadInt32 (first_index_pos);
+                        last_index = index.View.ReadInt32 (last_index_pos);
+                        break;
+                    }
+                }
+                if (first_index < 0 || first_index >= last_index || last_index > count)
+                    return null;
+
+                uint name_size = entry_size >= 0x48 ? 0x40u : 0x20u;
+                int index_offset = 0x198 + entry_size * first_index;
+                var dir = new List<Entry> (last_index-first_index);
+                for (int i = first_index; i < last_index; ++i)
+                {
+                    var name = index.View.ReadString (index_offset, name_size);
+                    var entry = FormatCatalog.Instance.Create<Entry> (name);
+                    entry.Size = index.View.ReadUInt32 (index_offset+name_size);
+                    entry.Offset = index.View.ReadUInt32 (index_offset+name_size+4);
+                    if (!entry.CheckPlacement (file.MaxOffset))
+                        return null;
+                    dir.Add (entry);
+                    index_offset += entry_size;
+                }
+                return new ArcFile (file, this, dir);
+            }
+        }
+
+        public override IImageDecoder OpenImage (ArcFile arc, Entry entry)
+        {
+            var input = arc.File.CreateStream (entry.Offset, entry.Size);
+            try
+            {
+                if (0x504D434E == input.Signature) // 'NCMP'
+                    return new NcmpReader (input);
+                if (0x424352 == input.Signature) // 'RCB'
+                    return new RcbReader (input);
+                return new ImageFormatDecoder (input);
+            }
+            catch
+            {
+                input.Dispose();
+                throw;
+            }
+        }
+    }
+
+    internal abstract class PcgReaderBase : IImageDecoder
+    {
+        protected IBinaryStream     m_input;
+        private   ImageData         m_image;
+        protected int               m_unpacked_size;
+        protected int               m_packed_size;
+
+        public Stream            Source { get { m_input.Position = 0; return m_input.AsStream; } }
+        public ImageFormat SourceFormat { get { return null; } }
+        public ImageMetaData       Info { get; protected set; }
+        public PixelFormat       Format { get { return PixelFormats.Bgr24; } }
+        public ImageData Image {
+            get {
+                if (null == m_image)
+                {
+                    var pixels = Unpack();
+                    m_image = ImageData.Create (Info, Format, null, pixels);
+                }
+                return m_image;
+            }
+        }
+
+        protected PcgReaderBase (IBinaryStream input)
+        {
+            m_input = input;
+            m_input.Position = 8;
+            uint w = m_input.ReadUInt32();
+            uint h = m_input.ReadUInt32();
+            m_unpacked_size = m_input.ReadInt32();
+            m_packed_size = m_input.ReadInt32();
+            Info = new ImageMetaData { Width = w, Height = h, BPP = 24 };
+        }
+
+        protected abstract byte[] Unpack ();
+
+        #region IDisposable Members
+        public void Dispose ()
+        {
+            Dispose (true);
+            GC.SuppressFinalize (this);
+        }
+
+        bool m_disposed = false;
+        protected virtual void Dispose (bool disposing)
+        {
+            if (!m_disposed)
+            {
+                m_input.Dispose();
+                m_disposed = true;
+            }
+        }
+        #endregion
+    }
+
+    internal class NcmpReader : PcgReaderBase
+    {
+        public NcmpReader (IBinaryStream input) : base (input) { }
+
+        protected override byte[] Unpack ()
+        {
+            m_input.Position = 0x18;
+            return m_input.ReadBytes (m_unpacked_size);
+        }
+    }
+
+    internal class RcbReader : PcgReaderBase
+    {
+        public RcbReader (IBinaryStream input) : base (input) { }
+
+        protected override byte[] Unpack ()
+        {
+            m_input.Position = 0x18;
+            var output = new byte[m_unpacked_size];
+            int src = 0;
+            int dst = 0;
+            while (src < m_packed_size && dst < m_unpacked_size)
+            {
+                m_input.Read (output, dst, 3);
+                int count = m_input.ReadUInt8();
+                if (count > 0)
+                {
+                    if (count > 1)
+                        Binary.CopyOverlapped (output, dst, dst+3, (count-1) * 3);
+                    dst += count * 3;
+                }
+            }
+            return output;
+        }
+    }
+}