reorganized project directory structure.

ArcFormats/Lilim/ImageABM.cs

@@ -0,0 +1,94 @@
+//! \file       ImageABM.cs
+//! \date       Tue Aug 04 22:58:17 2015
+//! \brief      LiLiM/Le.Chocolat compressed 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.Lilim
+{
+    [Export(typeof(ImageFormat))]
+    public class AbmFormat : ImageFormat
+    {
+        public override string         Tag { get { return "ABM"; } }
+        public override string Description { get { return "LiLiM/Le.Chocolat compressed bitmap"; } }
+        public override uint     Signature { get { return 0; } }
+
+        public override ImageMetaData ReadMetaData (Stream stream)
+        {
+            var header = new byte[0x46];
+            if (header.Length != stream.Read (header, 0, header.Length))
+                return null;
+            if ('B' != header[0] || 'M' != header[1])
+                return null;
+            int type = (sbyte)header[0x1C];
+            uint frame_offset;
+            if (1 == type || 2 == type)
+            {
+                int count = LittleEndian.ToUInt16 (header, 0x3A);
+                if (count > 0xFF)
+                    return null;
+                frame_offset = LittleEndian.ToUInt32 (header, 0x42);
+            }
+            else if (32 == type || 24 == type)
+            {
+                frame_offset = LittleEndian.ToUInt32 (header, 0xA);
+            }
+            else
+                return null;
+            if (frame_offset >= stream.Length)
+                return null;
+            return new AbmImageData
+            {
+                Width = LittleEndian.ToUInt32 (header, 0x12),
+                Height = LittleEndian.ToUInt32 (header, 0x16),
+                BPP = 24,
+                Mode = type,
+                BaseOffset = frame_offset,
+            };
+        }
+
+        public override ImageData Read (Stream stream, ImageMetaData info)
+        {
+            var meta = info as AbmImageData;
+            if (null == meta)
+                throw new ArgumentException ("AbmFormat.Read should be supplied with AbmMetaData", "info");
+
+            using (var reader = new AbmReader (stream, meta))
+            {
+                var pixels = reader.Unpack();
+                PixelFormat format = 32 == reader.BPP ? PixelFormats.Bgra32 : PixelFormats.Bgr24;
+                return ImageData.Create (info, format, null, pixels);
+            }
+        }
+
+        public override void Write (Stream file, ImageData image)
+        {
+            throw new System.NotImplementedException ("AbmFormat.Write not implemented");
+        }
+    }
+}