(Legacy): implemented BIZ images.

Legacy/Legacy.csproj

@@ -87,6 +87,7 @@
     <Compile Include="Mina\ImageMD.cs" />
     <Compile Include="Mink\ArcMINK.cs" />
     <Compile Include="Mutation\ArcDPF.cs" />
+    <Compile Include="Sorciere\ImageBIZ.cs" />
     <Compile Include="Uncanny\AudioCWV.cs" />
     <Compile Include="Uncanny\ImageCII.cs" />
     <Compile Include="Kurumi\ArcMPK.cs" />

Legacy/Sorciere/ImageBIZ.cs

@@ -0,0 +1,68 @@
+//! \file       ImageBIZ.cs
+//! \date       2018 Feb 11
+//! \brief      Sorciere compressed image.
+//
+// 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.ComponentModel.Composition;
+using System.IO;
+using System.Windows.Media;
+using GameRes.Compression;
+
+namespace GameRes.Formats.Sorciere
+{
+    [Export(typeof(ImageFormat))]
+    public class BizFormat : ImageFormat
+    {
+        public override string         Tag { get { return "BIZ"; } }
+        public override string Description { get { return "Sorciere compressed image"; } }
+        public override uint     Signature { get { return 0x325A4942; } } // 'BIZ2'
+
+        public override ImageMetaData ReadMetaData (IBinaryStream file)
+        {
+            var header = file.ReadHeader (8);
+            return new ImageMetaData {
+                Width  = header.ToUInt16 (4),
+                Height = header.ToUInt16 (6),
+                BPP = 24,
+            };
+        }
+
+        public override ImageData Read (IBinaryStream file, ImageMetaData info)
+        {
+            file.Position = 8;
+            using (var input = new LzssStream (file.AsStream, LzssMode.Decompress, true))
+            {
+                int stride = (int)info.Width * 3;
+                var pixels = new byte[stride * (int)info.Height];
+                if (pixels.Length != input.Read (pixels, 0, pixels.Length))
+                    throw new InvalidFormatException();
+                return ImageData.CreateFlipped (info, PixelFormats.Bgr24, null, pixels, stride);
+            }
+        }
+
+        public override void Write (Stream file, ImageData image)
+        {
+            throw new System.NotImplementedException ("BizFormat.Write not implemented");
+        }
+    }
+}