implemented KG image format.

ArcFormats/ArcFormats.csproj

@@ -137,6 +137,7 @@
     <Compile Include="ImageABM.cs" />
     <Compile Include="ImageDWQ.cs" />
     <Compile Include="ImageHIZ.cs" />
+    <Compile Include="ImageKG.cs" />
     <Compile Include="ImageYKG.cs" />
     <Compile Include="MioDecoder.cs" />
     <Compile Include="WidgetRCT.xaml.cs">

ArcFormats/ImageKG.cs

@@ -0,0 +1,107 @@
+//! \file       ImageKG.cs
+//! \date       Mon Aug 17 01:50:50 2015
+//! \brief      Interheart image format.
+//
+// Copyright (C) 2015 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.ComponentModel.Composition;
+using System.IO;
+using System.Windows.Media;
+using GameRes.Utility;
+
+namespace GameRes.Formats.Interheart
+{
+    [Export(typeof(ImageFormat))]
+    public class KgFormat : ImageFormat
+    {
+        public override string         Tag { get { return "KG"; } }
+        public override string Description { get { return "Interheart image format"; } }
+        public override uint     Signature { get { return 0x4B474347; } } // 'GCGK'
+
+        public override ImageMetaData ReadMetaData (Stream stream)
+        {
+            byte[] header = new byte[12];
+            if (12 != stream.Read (header, 0, 12))
+                return null;
+            uint width = LittleEndian.ToUInt16 (header, 4);
+            uint height = LittleEndian.ToUInt16 (header, 6);
+            int packed_size = LittleEndian.ToInt32 (header, 8);
+            if (packed_size <= 0)
+                return null;
+            return new ImageMetaData
+            {
+                Width = width,
+                Height = height,
+                BPP = 32,
+            };
+        }
+
+        public override ImageData Read (Stream stream, ImageMetaData info)
+        {
+            byte[] pixels = new byte[info.Width*info.Height*4];
+            using (var input = new ArcView.Reader (stream))
+            {
+                input.BaseStream.Position = 12;
+                uint[] offset_table = new uint[info.Height];
+                for (uint i = 0; i < info.Height; ++i)
+                    offset_table[i] = input.ReadUInt32();
+
+                long base_offset = input.BaseStream.Position;
+                int dst = 0;
+                foreach (var offset in offset_table)
+                {
+                    input.BaseStream.Position = base_offset + offset;
+                    for (int x = 0; x < info.Width; )
+                    {
+                        byte alpha = input.ReadByte();
+                        int count = input.ReadByte();
+                        if (0 == count)
+                            count = 0x100;
+                        if (0 == alpha)
+                        {
+                            dst += count * 4;
+                        }
+                        else
+                        {
+                            for (int n = 0; n < count; ++n)
+                            {
+                                pixels[dst+3] = alpha;
+                                pixels[dst+2] = input.ReadByte();
+                                pixels[dst+1] = input.ReadByte();
+                                pixels[dst]   = input.ReadByte();
+                                dst += 4;
+                            }
+                        }
+                        x += count;
+                    }
+                }
+                return ImageData.Create (info, PixelFormats.Bgra32, null, pixels);
+            }
+        }
+
+        public override void Write (Stream file, ImageData image)
+        {
+            throw new System.NotImplementedException ("KgFormat.Write not implemented");
+        }
+    }
+}

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 ("1.1.9.93")]
-[assembly: AssemblyFileVersion ("1.1.9.93")]
+[assembly: AssemblyVersion ("1.1.9.94")]
+[assembly: AssemblyFileVersion ("1.1.9.94")]