(Legacy): RED imges.

Legacy/Ocarina/ImageRED.cs

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+//! \file       ImageRED.cs
+//! \date       2018 Jul 08
+//! \brief      Ocarina image format.
+//
+// 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;
+
+namespace GameRes.Formats.Ocarina
+{
+    [Export(typeof(ImageFormat))]
+    public class RedFormat : ImageFormat
+    {
+        public override string         Tag { get { return "RED"; } }
+        public override string Description { get { return "Ocarina image format"; } }
+        public override uint     Signature { get { return 0x304552; } } // 'RE0'
+
+        public override ImageMetaData ReadMetaData (IBinaryStream file)
+        {
+            return new ImageMetaData { Width = 800, Height = 600, BPP = 32 };
+        }
+
+        public override ImageData Read (IBinaryStream file, ImageMetaData info)
+        {
+            file.Position = 4;
+            var pixels = new uint[info.Width * info.Height];
+            int dst = 0;
+            while (dst < pixels.Length && file.PeekByte() != -1)
+            {
+                uint px = file.ReadUInt32();
+                if (px != 0)
+                    pixels[dst++] = px;
+                else
+                    dst += file.ReadUInt8();
+            }
+            return ImageData.Create (info, PixelFormats.Bgra32, null, pixels);
+        }
+
+        public override void Write (Stream file, ImageData image)
+        {
+            throw new System.NotImplementedException ("RedFormat.Write not implemented");
+        }
+    }
+}