implemented IPF images.

ArcFormats/ArcFormats.csproj

@@ -334,6 +334,7 @@
     <Compile Include="TamaSoft\ImageSUR.cs" />
     <Compile Include="Taskforce\ArcDAT.cs" />
     <Compile Include="TechnoBrain\AudioWAPE.cs" />
+    <Compile Include="TechnoBrain\ImageIPF.cs" />
     <Compile Include="TechnoBrain\ImageIPH.cs" />
     <Compile Include="DxLib\ArcDX.cs" />
     <Compile Include="ArcMiris.cs" />

ArcFormats/TechnoBrain/ImageIPF.cs

@@ -0,0 +1,203 @@
+//! \file       ImageIPF.cs
+//! \date       Sat Jan 14 13:26:13 2017
+//! \brief      TechnoBrain's "Inteligent Picture Format"
+//
+// 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.
+//
+
+using System.ComponentModel.Composition;
+using System.IO;
+using System.Windows.Media;
+using System.Windows.Media.Imaging;
+using GameRes.Utility;
+
+namespace GameRes.Formats.TechnoBrain
+{
+    internal class IpfMetaData : ImageMetaData
+    {
+        public bool HasPalette;
+        public bool IsCompressed;
+        public long PalOffset;
+        public int  PalSize;
+        public long BmpOffset;
+    }
+
+    [Export(typeof(ImageFormat))]
+    public class IpfFormat : ImageFormat
+    {
+        public override string         Tag { get { return "IPF"; } }
+        public override string Description { get { return "TechnoBrain's 'Inteligent Picture Format'"; } }
+        public override uint     Signature { get { return 0; } } // 'RIFF'
+
+        public override ImageMetaData ReadMetaData (IBinaryStream file)
+        {
+            // 'RIFF' isn't included into signature to avoid auto-detection of the WAV files as IPF images.
+            if (0x46464952 != file.Signature) // 'RIFF'
+                return null;
+            var header = file.ReadHeader (0x14);
+            if (!header.AsciiEqual (8, "IPF fmt "))
+                return null;
+            int fmt_size = header.ToInt32 (0x10);
+            if (fmt_size < 0x24)
+                return null;
+            header = file.ReadHeader (0x14 + fmt_size);
+            bool has_palette = header.ToInt32 (0x18) != 0;
+            bool has_bitmap = header.ToInt32 (0x28) != 0;
+            if (!has_bitmap)
+                return null;
+            var info = new IpfMetaData { BPP = 8, HasPalette = has_palette };
+            if (has_palette)
+            {
+                if (0x206C6170 != file.ReadInt32()) // 'pal '
+                    return null;
+                info.PalSize = file.ReadInt32();
+                if (info.PalSize < 0x24)
+                    return null;
+                info.PalOffset = file.Position;
+                file.Position = info.PalOffset + info.PalSize;
+            }
+            if (0x20706D62 != file.ReadInt32()) // 'bmp '
+                return null;
+            int bmp_size = file.ReadInt32();
+            if (bmp_size <= 0x20)
+                return null;
+            info.BmpOffset = file.Position + 0x18;
+            info.Width  = file.ReadUInt16();
+            info.Height = file.ReadUInt16();
+            file.Seek (0xE, SeekOrigin.Current);
+            info.IsCompressed = 0 != (file.ReadByte() & 1);
+            return info;
+        }
+
+        public override ImageData Read (IBinaryStream file, ImageMetaData info)
+        {
+            var reader = new IpfReader (file, (IpfMetaData)info);
+            var pixels = reader.Unpack();
+            return ImageData.Create (info, reader.Format, reader.Palette, pixels);
+        }
+
+        public override void Write (Stream file, ImageData image)
+        {
+            throw new System.NotImplementedException ("IpfFormat.Write not implemented");
+        }
+    }
+
+    internal sealed class IpfReader
+    {
+        IBinaryStream   m_input;
+        IpfMetaData     m_info;
+        byte[]          m_output;
+
+        public BitmapPalette Palette { get; private set; }
+        public PixelFormat    Format { get; private set; }
+        public byte[]           Data { get { return m_output; } }
+
+        public IpfReader (IBinaryStream input, IpfMetaData info)
+        {
+            m_input = input;
+            m_info = info;
+            m_output = new byte[m_info.Width*m_info.Height];
+            Format = m_info.HasPalette ? PixelFormats.Indexed8 : PixelFormats.Gray8;
+        }
+
+        public byte[] Unpack ()
+        {
+            if (m_info.HasPalette)
+            {
+                UnpackPalette();
+            }
+            m_input.Position = m_info.BmpOffset;
+            if (m_info.IsCompressed)
+                UnpackBitmap();
+            else
+                m_input.Read (m_output, 0, m_output.Length);
+
+            return m_output;
+        }
+
+        void UnpackPalette ()
+        {
+            m_input.Position = m_info.PalOffset+4;
+            var header = m_input.ReadBytes (0x20);
+            var data = m_input.ReadBytes (m_info.PalSize - 0x24);
+
+            const int min_index = 0x0A;
+            const int max_index = 0xF6;
+
+            var color_map = new Color[0x100];
+            int src = 0;
+
+            for (int i = 0; i < 0x20; ++i)
+            {
+                var bits = header[i];
+                for (int j = 0; j < 8; ++j)
+                {
+                    int dst = (i << 3) + j;
+                    if (dst >= 0x0A && 0 != (bits & 0x80))
+                    {
+                        if (dst >= min_index && dst <= max_index)
+                        {
+                            color_map[dst] = Color.FromRgb (data[src], data[src+1], data[src+2]);
+                        }
+                        src += 3;
+                    }
+                    bits <<= 1;
+                }
+            }
+            Palette = new BitmapPalette (color_map);
+        }
+
+        void UnpackBitmap () // IPF_12
+        {
+            int dst = 0;
+            while (dst < m_output.Length)
+            {
+                byte ctl = m_input.ReadUInt8();
+                if (0xF == ctl)
+                {
+                    break;
+                }
+                else if (0xE == ctl)
+                {
+                    m_output[dst++] = ctl;
+                }
+                else if (ctl < 0x10)
+                {
+                    int count = (ctl << 8 | m_input.ReadUInt8()) + 1;
+                    byte b = m_input.ReadUInt8();
+                    for (int i = 0; i < count; ++i)
+                        m_output[dst++] = b;
+                }
+                else if (ctl < 0x20)
+                {
+                    int offset = ((ctl - 0x10) << 8 | m_input.ReadUInt8()) + 1;
+                    int count = m_input.ReadUInt8() + 1;
+                    Binary.CopyOverlapped (m_output, dst - offset, dst, count);
+                    dst += count;
+                }
+                else
+                {
+                    m_output[dst++] = (byte)(ctl - 0x10);
+                }
+            }
+        }
+    }
+}

supported.html

@@ -975,12 +975,14 @@ Alfred Gakuen Mamono Daitai<br/>
 Brown Doori Sanbanme<br/>
 Daisounan<br/>
 Dancing Crazies<br/>
+Hare nochi Tokidoki Munasawagi<br/>
 Level Justice<br/>
 Mahiru ni Odoru Hanzaisha<br/>
 Ouzoku<br/>
 Planet Dragon<br/>
 </td></tr>
 <tr><td>*.iph</td><td><tt>RIFF....IPH fmt</tt></td><td>No</td></tr>
+<tr><td>*.ipf</td><td><tt>RIFF....IPF fmt</tt></td><td>No</td></tr>
 <tr><td>*.aog</td><td><tt>AoiOgg</tt></td><td>No</td></tr>
 <tr><td>*.box</td><td><tt>AOIBOX4</tt><br/><tt>AOIBOX5</tt><br/><tt>AOIBOX7</tt><br/><tt>AOIBX10</tt><br/><tt>AOIBX12</tt><br/><tt>AOIMY01</tt></td><td>No</td></tr>
 <tr class="last"><td>*.agf</td><td><tt>AGF</tt></td><td>No</td></tr>